diff --git a/www/js/lib/libzim-asm.dev.js.REMOVED.git-id b/www/js/lib/libzim-asm.dev.js.REMOVED.git-id index 51cb4e91..c73bd3a0 100644 --- a/www/js/lib/libzim-asm.dev.js.REMOVED.git-id +++ b/www/js/lib/libzim-asm.dev.js.REMOVED.git-id @@ -1 +1 @@ -53b98b61c5b5bec76098d41c35f2318e2cf5f89b \ No newline at end of file +57bb13626299e08db1320adfccae6ec9d206ea37 \ No newline at end of file diff --git a/www/js/lib/libzim-asm.js b/www/js/lib/libzim-asm.js index 250f42c4..87e9faf4 100644 --- a/www/js/lib/libzim-asm.js +++ b/www/js/lib/libzim-asm.js @@ -1,15 +1,23 @@ -var Module=typeof Module!="undefined"?Module:{};self.addEventListener("message",function(e){var action=e.data.action;var path=e.data.path;var outgoingMessagePort=e.ports[0];console.debug("WebWorker called with action="+action);if(action==="getEntryByPath"){var follow=e.data.follow;var entry=Module[action](path);if(entry){var item={};if(follow||!entry.isRedirect()){item=entry.getItem(follow);var blob=item.getData();var content=blob.getContent();var contentArray=new Uint8Array(content);outgoingMessagePort.postMessage({content:contentArray,mimetype:item.getMimetype(),isRedirect:entry.isRedirect()})}else{outgoingMessagePort.postMessage({content:new Uint8Array,isRedirect:true,redirectPath:entry.getRedirectEntry().getPath()})}}else{outgoingMessagePort.postMessage({content:new Uint8Array,mimetype:"unknown",isRedirect:false})}}else if(action==="search"){var text=e.data.text;var numResults=e.data.numResults||50;var entries=Module[action](text,numResults);console.debug("Found nb results = "+entries.size(),entries);var serializedEntries=[];for(var i=0;i .zim) + var baseZimFileName = files[0].name.replace(/\.zim..$/, '.zim'); + Module = {}; + Module["onRuntimeInitialized"] = function() { + Module.loadArchive("/work/" + baseZimFileName); + console.debug(assemblerType + " initialized"); + outgoingMessagePort.postMessage("runtime initialized"); + }; + Module["arguments"] = []; + for (let i = 0; i < files.length; i++) { + Module["arguments"].push("/work/" + files[i].name); + } + Module["preRun"] = function() { + FS.mkdir("/work"); + if (files[0].readMode === 'electron') { + FS.mount(NODEFS, { + root: './archives' + }, "/work"); + } else { + FS.mount(WORKERFS, { + files: files + }, "/work"); + } + }; + console.debug("baseZimFileName = " + baseZimFileName); + console.debug('Module["arguments"] = ' + Module["arguments"]) + + + +// Sometimes an existing Module object exists with properties +// meant to overwrite the default module functionality. Here +// we collect those properties and reapply _after_ we configure +// the current environment's defaults to avoid having to be so +// defensive during initialization. +var moduleOverrides = Object.assign({}, Module); + +var arguments_ = []; +var thisProgram = './this.program'; +var quit_ = (status, toThrow) => { + throw toThrow; +}; + +// Determine the runtime environment we are in. You can customize this by +// setting the ENVIRONMENT setting at compile time (see settings.js). + +// Attempt to auto-detect the environment +var ENVIRONMENT_IS_WEB = typeof window == 'object'; +var ENVIRONMENT_IS_WORKER = typeof importScripts == 'function'; +// N.b. Electron.js environment is simultaneously a NODE-environment, but +// also a web environment. +var ENVIRONMENT_IS_NODE = typeof process == 'object' && typeof process.versions == 'object' && typeof process.versions.node == 'string'; +var ENVIRONMENT_IS_SHELL = !ENVIRONMENT_IS_WEB && !ENVIRONMENT_IS_NODE && !ENVIRONMENT_IS_WORKER; + +if (Module['ENVIRONMENT']) { + throw new Error('Module.ENVIRONMENT has been deprecated. To force the environment, use the ENVIRONMENT compile-time option (for example, -sENVIRONMENT=web or -sENVIRONMENT=node)'); +} + +// `/` should be present at the end if `scriptDirectory` is not empty +var scriptDirectory = ''; +function locateFile(path) { + if (Module['locateFile']) { + return Module['locateFile'](path, scriptDirectory); + } + return scriptDirectory + path; +} + +// Hooks that are implemented differently in different runtime environments. +var read_, + readAsync, + readBinary, + setWindowTitle; + +// Normally we don't log exceptions but instead let them bubble out the top +// level where the embedding environment (e.g. the browser) can handle +// them. +// However under v8 and node we sometimes exit the process direcly in which case +// its up to use us to log the exception before exiting. +// If we fix https://github.com/emscripten-core/emscripten/issues/15080 +// this may no longer be needed under node. +function logExceptionOnExit(e) { + if (e instanceof ExitStatus) return; + let toLog = e; + if (e && typeof e == 'object' && e.stack) { + toLog = [e, e.stack]; + } + err('exiting due to exception: ' + toLog); +} + +var fs; +var nodePath; +var requireNodeFS; + +if (ENVIRONMENT_IS_NODE) { + if (!(typeof process == 'object' && typeof require == 'function')) throw new Error('not compiled for this environment (did you build to HTML and try to run it not on the web, or set ENVIRONMENT to something - like node - and run it someplace else - like on the web?)'); + if (ENVIRONMENT_IS_WORKER) { + scriptDirectory = require('path').dirname(scriptDirectory) + '/'; + } else { + scriptDirectory = __dirname + '/'; + } + +// include: node_shell_read.js + + +requireNodeFS = () => { + // Use nodePath as the indicator for these not being initialized, + // since in some environments a global fs may have already been + // created. + if (!nodePath) { + fs = require('fs'); + nodePath = require('path'); + } +}; + +read_ = function shell_read(filename, binary) { + requireNodeFS(); + filename = nodePath['normalize'](filename); + return fs.readFileSync(filename, binary ? undefined : 'utf8'); +}; + +readBinary = (filename) => { + var ret = read_(filename, true); + if (!ret.buffer) { + ret = new Uint8Array(ret); + } + assert(ret.buffer); + return ret; +}; + +readAsync = (filename, onload, onerror) => { + requireNodeFS(); + filename = nodePath['normalize'](filename); + fs.readFile(filename, function(err, data) { + if (err) onerror(err); + else onload(data.buffer); + }); +}; + +// end include: node_shell_read.js + if (process['argv'].length > 1) { + thisProgram = process['argv'][1].replace(/\\/g, '/'); + } + + arguments_ = process['argv'].slice(2); + + if (typeof module != 'undefined') { + module['exports'] = Module; + } + + process['on']('uncaughtException', function(ex) { + // suppress ExitStatus exceptions from showing an error + if (!(ex instanceof ExitStatus)) { + throw ex; + } + }); + + // Without this older versions of node (< v15) will log unhandled rejections + // but return 0, which is not normally the desired behaviour. This is + // not be needed with node v15 and about because it is now the default + // behaviour: + // See https://nodejs.org/api/cli.html#cli_unhandled_rejections_mode + process['on']('unhandledRejection', function(reason) { throw reason; }); + + quit_ = (status, toThrow) => { + if (keepRuntimeAlive()) { + process['exitCode'] = status; + throw toThrow; + } + logExceptionOnExit(toThrow); + process['exit'](status); + }; + + Module['inspect'] = function () { return '[Emscripten Module object]'; }; + +} else +if (ENVIRONMENT_IS_SHELL) { + + if ((typeof process == 'object' && typeof require === 'function') || typeof window == 'object' || typeof importScripts == 'function') throw new Error('not compiled for this environment (did you build to HTML and try to run it not on the web, or set ENVIRONMENT to something - like node - and run it someplace else - like on the web?)'); + + if (typeof read != 'undefined') { + read_ = function shell_read(f) { + return read(f); + }; + } + + readBinary = function readBinary(f) { + let data; + if (typeof readbuffer == 'function') { + return new Uint8Array(readbuffer(f)); + } + data = read(f, 'binary'); + assert(typeof data == 'object'); + return data; + }; + + readAsync = function readAsync(f, onload, onerror) { + setTimeout(() => onload(readBinary(f)), 0); + }; + + if (typeof scriptArgs != 'undefined') { + arguments_ = scriptArgs; + } else if (typeof arguments != 'undefined') { + arguments_ = arguments; + } + + if (typeof quit == 'function') { + quit_ = (status, toThrow) => { + logExceptionOnExit(toThrow); + quit(status); + }; + } + + if (typeof print != 'undefined') { + // Prefer to use print/printErr where they exist, as they usually work better. + if (typeof console == 'undefined') console = /** @type{!Console} */({}); + console.log = /** @type{!function(this:Console, ...*): undefined} */ (print); + console.warn = console.error = /** @type{!function(this:Console, ...*): undefined} */ (typeof printErr != 'undefined' ? printErr : print); + } + +} else + +// Note that this includes Node.js workers when relevant (pthreads is enabled). +// Node.js workers are detected as a combination of ENVIRONMENT_IS_WORKER and +// ENVIRONMENT_IS_NODE. +if (ENVIRONMENT_IS_WEB || ENVIRONMENT_IS_WORKER) { + if (ENVIRONMENT_IS_WORKER) { // Check worker, not web, since window could be polyfilled + scriptDirectory = self.location.href; + } else if (typeof document != 'undefined' && document.currentScript) { // web + scriptDirectory = document.currentScript.src; + } + // blob urls look like blob:http://site.com/etc/etc and we cannot infer anything from them. + // otherwise, slice off the final part of the url to find the script directory. + // if scriptDirectory does not contain a slash, lastIndexOf will return -1, + // and scriptDirectory will correctly be replaced with an empty string. + // If scriptDirectory contains a query (starting with ?) or a fragment (starting with #), + // they are removed because they could contain a slash. + if (scriptDirectory.indexOf('blob:') !== 0) { + scriptDirectory = scriptDirectory.substr(0, scriptDirectory.replace(/[?#].*/, "").lastIndexOf('/')+1); + } else { + scriptDirectory = ''; + } + + if (!(typeof window == 'object' || typeof importScripts == 'function')) throw new Error('not compiled for this environment (did you build to HTML and try to run it not on the web, or set ENVIRONMENT to something - like node - and run it someplace else - like on the web?)'); + + // Differentiate the Web Worker from the Node Worker case, as reading must + // be done differently. + { +// include: web_or_worker_shell_read.js + + + read_ = (url) => { + var xhr = new XMLHttpRequest(); + xhr.open('GET', url, false); + xhr.send(null); + return xhr.responseText; + } + + if (ENVIRONMENT_IS_WORKER) { + readBinary = (url) => { + var xhr = new XMLHttpRequest(); + xhr.open('GET', url, false); + xhr.responseType = 'arraybuffer'; + xhr.send(null); + return new Uint8Array(/** @type{!ArrayBuffer} */(xhr.response)); + }; + } + + readAsync = (url, onload, onerror) => { + var xhr = new XMLHttpRequest(); + xhr.open('GET', url, true); + xhr.responseType = 'arraybuffer'; + xhr.onload = () => { + if (xhr.status == 200 || (xhr.status == 0 && xhr.response)) { // file URLs can return 0 + onload(xhr.response); + return; + } + onerror(); + }; + xhr.onerror = onerror; + xhr.send(null); + } + +// end include: web_or_worker_shell_read.js + } + + setWindowTitle = (title) => document.title = title; +} else +{ + throw new Error('environment detection error'); +} + +var out = Module['print'] || console.log.bind(console); +var err = Module['printErr'] || console.warn.bind(console); + +// Merge back in the overrides +Object.assign(Module, moduleOverrides); +// Free the object hierarchy contained in the overrides, this lets the GC +// reclaim data used e.g. in memoryInitializerRequest, which is a large typed array. +moduleOverrides = null; +checkIncomingModuleAPI(); + +// Emit code to handle expected values on the Module object. This applies Module.x +// to the proper local x. This has two benefits: first, we only emit it if it is +// expected to arrive, and second, by using a local everywhere else that can be +// minified. + +if (Module['arguments']) arguments_ = Module['arguments'];legacyModuleProp('arguments', 'arguments_'); + +if (Module['thisProgram']) thisProgram = Module['thisProgram'];legacyModuleProp('thisProgram', 'thisProgram'); + +if (Module['quit']) quit_ = Module['quit'];legacyModuleProp('quit', 'quit_'); + +// perform assertions in shell.js after we set up out() and err(), as otherwise if an assertion fails it cannot print the message +// Assertions on removed incoming Module JS APIs. +assert(typeof Module['memoryInitializerPrefixURL'] == 'undefined', 'Module.memoryInitializerPrefixURL option was removed, use Module.locateFile instead'); +assert(typeof Module['pthreadMainPrefixURL'] == 'undefined', 'Module.pthreadMainPrefixURL option was removed, use Module.locateFile instead'); +assert(typeof Module['cdInitializerPrefixURL'] == 'undefined', 'Module.cdInitializerPrefixURL option was removed, use Module.locateFile instead'); +assert(typeof Module['filePackagePrefixURL'] == 'undefined', 'Module.filePackagePrefixURL option was removed, use Module.locateFile instead'); +assert(typeof Module['read'] == 'undefined', 'Module.read option was removed (modify read_ in JS)'); +assert(typeof Module['readAsync'] == 'undefined', 'Module.readAsync option was removed (modify readAsync in JS)'); +assert(typeof Module['readBinary'] == 'undefined', 'Module.readBinary option was removed (modify readBinary in JS)'); +assert(typeof Module['setWindowTitle'] == 'undefined', 'Module.setWindowTitle option was removed (modify setWindowTitle in JS)'); +assert(typeof Module['TOTAL_MEMORY'] == 'undefined', 'Module.TOTAL_MEMORY has been renamed Module.INITIAL_MEMORY'); +legacyModuleProp('read', 'read_'); +legacyModuleProp('readAsync', 'readAsync'); +legacyModuleProp('readBinary', 'readBinary'); +legacyModuleProp('setWindowTitle', 'setWindowTitle'); +var IDBFS = 'IDBFS is no longer included by default; build with -lidbfs.js'; +var PROXYFS = 'PROXYFS is no longer included by default; build with -lproxyfs.js'; +var WORKERFS = 'WORKERFS is no longer included by default; build with -lworkerfs.js'; + + + +assert(!ENVIRONMENT_IS_SHELL, "shell environment detected but not enabled at build time. Add 'shell' to `-sENVIRONMENT` to enable."); + + + + +var STACK_ALIGN = 16; +var POINTER_SIZE = 4; + +function getNativeTypeSize(type) { + switch (type) { + case 'i1': case 'i8': case 'u8': return 1; + case 'i16': case 'u16': return 2; + case 'i32': case 'u32': return 4; + case 'i64': case 'u64': return 8; + case 'float': return 4; + case 'double': return 8; + default: { + if (type[type.length - 1] === '*') { + return POINTER_SIZE; + } else if (type[0] === 'i') { + const bits = Number(type.substr(1)); + assert(bits % 8 === 0, 'getNativeTypeSize invalid bits ' + bits + ', type ' + type); + return bits / 8; + } else { + return 0; + } + } + } +} + +function warnOnce(text) { + if (!warnOnce.shown) warnOnce.shown = {}; + if (!warnOnce.shown[text]) { + warnOnce.shown[text] = 1; + err(text); + } +} + +// include: runtime_functions.js + + +// This gives correct answers for everything less than 2^{14} = 16384 +// I hope nobody is contemplating functions with 16384 arguments... +function uleb128Encode(n) { + assert(n < 16384); + if (n < 128) { + return [n]; + } + return [(n % 128) | 128, n >> 7]; +} + +// Wraps a JS function as a wasm function with a given signature. +function convertJsFunctionToWasm(func, sig) { + + // If the type reflection proposal is available, use the new + // "WebAssembly.Function" constructor. + // Otherwise, construct a minimal wasm module importing the JS function and + // re-exporting it. + if (typeof WebAssembly.Function == "function") { + var typeNames = { + 'i': 'i32', + 'j': 'i64', + 'f': 'f32', + 'd': 'f64', + 'p': 'i32', + }; + var type = { + parameters: [], + results: sig[0] == 'v' ? [] : [typeNames[sig[0]]] + }; + for (var i = 1; i < sig.length; ++i) { + assert(sig[i] in typeNames, 'invalid signature char: ' + sig[i]); + type.parameters.push(typeNames[sig[i]]); + } + return new WebAssembly.Function(type, func); + } + + // The module is static, with the exception of the type section, which is + // generated based on the signature passed in. + var typeSection = [ + 0x01, // count: 1 + 0x60, // form: func + ]; + var sigRet = sig.slice(0, 1); + var sigParam = sig.slice(1); + var typeCodes = { + 'i': 0x7f, // i32 + 'p': 0x7f, // i32 + 'j': 0x7e, // i64 + 'f': 0x7d, // f32 + 'd': 0x7c, // f64 + }; + + // Parameters, length + signatures + typeSection = typeSection.concat(uleb128Encode(sigParam.length)); + for (var i = 0; i < sigParam.length; ++i) { + assert(sigParam[i] in typeCodes, 'invalid signature char: ' + sigParam[i]); + typeSection.push(typeCodes[sigParam[i]]); + } + + // Return values, length + signatures + // With no multi-return in MVP, either 0 (void) or 1 (anything else) + if (sigRet == 'v') { + typeSection.push(0x00); + } else { + typeSection = typeSection.concat([0x01, typeCodes[sigRet]]); + } + + // Write the section code and overall length of the type section into the + // section header + typeSection = [0x01 /* Type section code */].concat( + uleb128Encode(typeSection.length), + typeSection + ); + + // Rest of the module is static + var bytes = new Uint8Array([ + 0x00, 0x61, 0x73, 0x6d, // magic ("\0asm") + 0x01, 0x00, 0x00, 0x00, // version: 1 + ].concat(typeSection, [ + 0x02, 0x07, // import section + // (import "e" "f" (func 0 (type 0))) + 0x01, 0x01, 0x65, 0x01, 0x66, 0x00, 0x00, + 0x07, 0x05, // export section + // (export "f" (func 0 (type 0))) + 0x01, 0x01, 0x66, 0x00, 0x00, + ])); + + // We can compile this wasm module synchronously because it is very small. + // This accepts an import (at "e.f"), that it reroutes to an export (at "f") + var module = new WebAssembly.Module(bytes); + var instance = new WebAssembly.Instance(module, { + 'e': { + 'f': func + } + }); + var wrappedFunc = instance.exports['f']; + return wrappedFunc; +} + +var freeTableIndexes = []; + +// Weak map of functions in the table to their indexes, created on first use. +var functionsInTableMap; + +function getEmptyTableSlot() { + // Reuse a free index if there is one, otherwise grow. + if (freeTableIndexes.length) { + return freeTableIndexes.pop(); + } + // Grow the table + try { + wasmTable.grow(1); + } catch (err) { + if (!(err instanceof RangeError)) { + throw err; + } + throw 'Unable to grow wasm table. Set ALLOW_TABLE_GROWTH.'; + } + return wasmTable.length - 1; +} + +function updateTableMap(offset, count) { + for (var i = offset; i < offset + count; i++) { + var item = getWasmTableEntry(i); + // Ignore null values. + if (item) { + functionsInTableMap.set(item, i); + } + } +} + +/** + * Add a function to the table. + * 'sig' parameter is required if the function being added is a JS function. + * @param {string=} sig + */ +function addFunction(func, sig) { + assert(typeof func != 'undefined'); + + // Check if the function is already in the table, to ensure each function + // gets a unique index. First, create the map if this is the first use. + if (!functionsInTableMap) { + functionsInTableMap = new WeakMap(); + updateTableMap(0, wasmTable.length); + } + if (functionsInTableMap.has(func)) { + return functionsInTableMap.get(func); + } + + // It's not in the table, add it now. + + var ret = getEmptyTableSlot(); + + // Set the new value. + try { + // Attempting to call this with JS function will cause of table.set() to fail + setWasmTableEntry(ret, func); + } catch (err) { + if (!(err instanceof TypeError)) { + throw err; + } + assert(typeof sig != 'undefined', 'Missing signature argument to addFunction: ' + func); + var wrapped = convertJsFunctionToWasm(func, sig); + setWasmTableEntry(ret, wrapped); + } + + functionsInTableMap.set(func, ret); + + return ret; +} + +function removeFunction(index) { + functionsInTableMap.delete(getWasmTableEntry(index)); + freeTableIndexes.push(index); +} + +// end include: runtime_functions.js +// include: runtime_debug.js + + +function legacyModuleProp(prop, newName) { + if (!Object.getOwnPropertyDescriptor(Module, prop)) { + Object.defineProperty(Module, prop, { + configurable: true, + get: function() { + abort('Module.' + prop + ' has been replaced with plain ' + newName + ' (the initial value can be provided on Module, but after startup the value is only looked for on a local variable of that name)'); + } + }); + } +} + +function ignoredModuleProp(prop) { + if (Object.getOwnPropertyDescriptor(Module, prop)) { + abort('`Module.' + prop + '` was supplied but `' + prop + '` not included in INCOMING_MODULE_JS_API'); + } +} + +function unexportedMessage(sym, isFSSybol) { + var msg = "'" + sym + "' was not exported. add it to EXPORTED_RUNTIME_METHODS (see the FAQ)"; + if (isFSSybol) { + msg += '. Alternatively, forcing filesystem support (-sFORCE_FILESYSTEM) can export this for you'; + } + return msg; +} + +function unexportedRuntimeSymbol(sym, isFSSybol) { + if (!Object.getOwnPropertyDescriptor(Module, sym)) { + Object.defineProperty(Module, sym, { + configurable: true, + get: function() { + abort(unexportedMessage(sym, isFSSybol)); + } + }); + } +} + +function unexportedRuntimeFunction(sym, isFSSybol) { + if (!Object.getOwnPropertyDescriptor(Module, sym)) { + Module[sym] = () => abort(unexportedMessage(sym, isFSSybol)); + } +} + +// end include: runtime_debug.js +var tempRet0 = 0; +var setTempRet0 = (value) => { tempRet0 = value; }; +var getTempRet0 = () => tempRet0; + + + +// === Preamble library stuff === + +// Documentation for the public APIs defined in this file must be updated in: +// site/source/docs/api_reference/preamble.js.rst +// A prebuilt local version of the documentation is available at: +// site/build/text/docs/api_reference/preamble.js.txt +// You can also build docs locally as HTML or other formats in site/ +// An online HTML version (which may be of a different version of Emscripten) +// is up at http://kripken.github.io/emscripten-site/docs/api_reference/preamble.js.html + +var wasmBinary; +if (Module['wasmBinary']) wasmBinary = Module['wasmBinary'];legacyModuleProp('wasmBinary', 'wasmBinary'); +var noExitRuntime = Module['noExitRuntime'] || true;legacyModuleProp('noExitRuntime', 'noExitRuntime'); + +if (typeof WebAssembly != 'object') { + abort('no native wasm support detected'); +} + +// Wasm globals + +var wasmMemory; + +//======================================== +// Runtime essentials +//======================================== + +// whether we are quitting the application. no code should run after this. +// set in exit() and abort() +var ABORT = false; + +// set by exit() and abort(). Passed to 'onExit' handler. +// NOTE: This is also used as the process return code code in shell environments +// but only when noExitRuntime is false. +var EXITSTATUS; + +/** @type {function(*, string=)} */ +function assert(condition, text) { + if (!condition) { + abort('Assertion failed' + (text ? ': ' + text : '')); + } +} + +// Returns the C function with a specified identifier (for C++, you need to do manual name mangling) +function getCFunc(ident) { + var func = Module['_' + ident]; // closure exported function + assert(func, 'Cannot call unknown function ' + ident + ', make sure it is exported'); + return func; +} + +// C calling interface. +/** @param {string|null=} returnType + @param {Array=} argTypes + @param {Arguments|Array=} args + @param {Object=} opts */ +function ccall(ident, returnType, argTypes, args, opts) { + // For fast lookup of conversion functions + var toC = { + 'string': function(str) { + var ret = 0; + if (str !== null && str !== undefined && str !== 0) { // null string + // at most 4 bytes per UTF-8 code point, +1 for the trailing '\0' + var len = (str.length << 2) + 1; + ret = stackAlloc(len); + stringToUTF8(str, ret, len); + } + return ret; + }, + 'array': function(arr) { + var ret = stackAlloc(arr.length); + writeArrayToMemory(arr, ret); + return ret; + } + }; + + function convertReturnValue(ret) { + if (returnType === 'string') { + + return UTF8ToString(ret); + } + if (returnType === 'boolean') return Boolean(ret); + return ret; + } + + var func = getCFunc(ident); + var cArgs = []; + var stack = 0; + assert(returnType !== 'array', 'Return type should not be "array".'); + if (args) { + for (var i = 0; i < args.length; i++) { + var converter = toC[argTypes[i]]; + if (converter) { + if (stack === 0) stack = stackSave(); + cArgs[i] = converter(args[i]); + } else { + cArgs[i] = args[i]; + } + } + } + var ret = func.apply(null, cArgs); + function onDone(ret) { + if (stack !== 0) stackRestore(stack); + return convertReturnValue(ret); + } + + ret = onDone(ret); + return ret; +} + +/** @param {string=} returnType + @param {Array=} argTypes + @param {Object=} opts */ +function cwrap(ident, returnType, argTypes, opts) { + return function() { + return ccall(ident, returnType, argTypes, arguments, opts); + } +} + +// We used to include malloc/free by default in the past. Show a helpful error in +// builds with assertions. + +// include: runtime_legacy.js + + +var ALLOC_NORMAL = 0; // Tries to use _malloc() +var ALLOC_STACK = 1; // Lives for the duration of the current function call + +/** + * allocate(): This function is no longer used by emscripten but is kept around to avoid + * breaking external users. + * You should normally not use allocate(), and instead allocate + * memory using _malloc()/stackAlloc(), initialize it with + * setValue(), and so forth. + * @param {(Uint8Array|Array)} slab: An array of data. + * @param {number=} allocator : How to allocate memory, see ALLOC_* + */ +function allocate(slab, allocator) { + var ret; + assert(typeof allocator == 'number', 'allocate no longer takes a type argument') + assert(typeof slab != 'number', 'allocate no longer takes a number as arg0') + + if (allocator == ALLOC_STACK) { + ret = stackAlloc(slab.length); + } else { + ret = _malloc(slab.length); + } + + if (!slab.subarray && !slab.slice) { + slab = new Uint8Array(slab); + } + HEAPU8.set(slab, ret); + return ret; +} + +// end include: runtime_legacy.js +// include: runtime_strings.js + + +// runtime_strings.js: Strings related runtime functions that are part of both MINIMAL_RUNTIME and regular runtime. + +var UTF8Decoder = typeof TextDecoder != 'undefined' ? new TextDecoder('utf8') : undefined; + +// Given a pointer 'ptr' to a null-terminated UTF8-encoded string in the given array that contains uint8 values, returns +// a copy of that string as a Javascript String object. +/** + * heapOrArray is either a regular array, or a JavaScript typed array view. + * @param {number} idx + * @param {number=} maxBytesToRead + * @return {string} + */ +function UTF8ArrayToString(heapOrArray, idx, maxBytesToRead) { + var endIdx = idx + maxBytesToRead; + var endPtr = idx; + // TextDecoder needs to know the byte length in advance, it doesn't stop on null terminator by itself. + // Also, use the length info to avoid running tiny strings through TextDecoder, since .subarray() allocates garbage. + // (As a tiny code save trick, compare endPtr against endIdx using a negation, so that undefined means Infinity) + while (heapOrArray[endPtr] && !(endPtr >= endIdx)) ++endPtr; + + if (endPtr - idx > 16 && heapOrArray.buffer && UTF8Decoder) { + return UTF8Decoder.decode(heapOrArray.subarray(idx, endPtr)); + } else { + var str = ''; + // If building with TextDecoder, we have already computed the string length above, so test loop end condition against that + while (idx < endPtr) { + // For UTF8 byte structure, see: + // http://en.wikipedia.org/wiki/UTF-8#Description + // https://www.ietf.org/rfc/rfc2279.txt + // https://tools.ietf.org/html/rfc3629 + var u0 = heapOrArray[idx++]; + if (!(u0 & 0x80)) { str += String.fromCharCode(u0); continue; } + var u1 = heapOrArray[idx++] & 63; + if ((u0 & 0xE0) == 0xC0) { str += String.fromCharCode(((u0 & 31) << 6) | u1); continue; } + var u2 = heapOrArray[idx++] & 63; + if ((u0 & 0xF0) == 0xE0) { + u0 = ((u0 & 15) << 12) | (u1 << 6) | u2; + } else { + if ((u0 & 0xF8) != 0xF0) warnOnce('Invalid UTF-8 leading byte 0x' + u0.toString(16) + ' encountered when deserializing a UTF-8 string in wasm memory to a JS string!'); + u0 = ((u0 & 7) << 18) | (u1 << 12) | (u2 << 6) | (heapOrArray[idx++] & 63); + } + + if (u0 < 0x10000) { + str += String.fromCharCode(u0); + } else { + var ch = u0 - 0x10000; + str += String.fromCharCode(0xD800 | (ch >> 10), 0xDC00 | (ch & 0x3FF)); + } + } + } + return str; +} + +// Given a pointer 'ptr' to a null-terminated UTF8-encoded string in the emscripten HEAP, returns a +// copy of that string as a Javascript String object. +// maxBytesToRead: an optional length that specifies the maximum number of bytes to read. You can omit +// this parameter to scan the string until the first \0 byte. If maxBytesToRead is +// passed, and the string at [ptr, ptr+maxBytesToReadr[ contains a null byte in the +// middle, then the string will cut short at that byte index (i.e. maxBytesToRead will +// not produce a string of exact length [ptr, ptr+maxBytesToRead[) +// N.B. mixing frequent uses of UTF8ToString() with and without maxBytesToRead may +// throw JS JIT optimizations off, so it is worth to consider consistently using one +// style or the other. +/** + * @param {number} ptr + * @param {number=} maxBytesToRead + * @return {string} + */ +function UTF8ToString(ptr, maxBytesToRead) { + return ptr ? UTF8ArrayToString(HEAPU8, ptr, maxBytesToRead) : ''; +} + +// Copies the given Javascript String object 'str' to the given byte array at address 'outIdx', +// encoded in UTF8 form and null-terminated. The copy will require at most str.length*4+1 bytes of space in the HEAP. +// Use the function lengthBytesUTF8 to compute the exact number of bytes (excluding null terminator) that this function will write. +// Parameters: +// str: the Javascript string to copy. +// heap: the array to copy to. Each index in this array is assumed to be one 8-byte element. +// outIdx: The starting offset in the array to begin the copying. +// maxBytesToWrite: The maximum number of bytes this function can write to the array. +// This count should include the null terminator, +// i.e. if maxBytesToWrite=1, only the null terminator will be written and nothing else. +// maxBytesToWrite=0 does not write any bytes to the output, not even the null terminator. +// Returns the number of bytes written, EXCLUDING the null terminator. + +function stringToUTF8Array(str, heap, outIdx, maxBytesToWrite) { + if (!(maxBytesToWrite > 0)) // Parameter maxBytesToWrite is not optional. Negative values, 0, null, undefined and false each don't write out any bytes. + return 0; + + var startIdx = outIdx; + var endIdx = outIdx + maxBytesToWrite - 1; // -1 for string null terminator. + for (var i = 0; i < str.length; ++i) { + // Gotcha: charCodeAt returns a 16-bit word that is a UTF-16 encoded code unit, not a Unicode code point of the character! So decode UTF16->UTF32->UTF8. + // See http://unicode.org/faq/utf_bom.html#utf16-3 + // For UTF8 byte structure, see http://en.wikipedia.org/wiki/UTF-8#Description and https://www.ietf.org/rfc/rfc2279.txt and https://tools.ietf.org/html/rfc3629 + var u = str.charCodeAt(i); // possibly a lead surrogate + if (u >= 0xD800 && u <= 0xDFFF) { + var u1 = str.charCodeAt(++i); + u = 0x10000 + ((u & 0x3FF) << 10) | (u1 & 0x3FF); + } + if (u <= 0x7F) { + if (outIdx >= endIdx) break; + heap[outIdx++] = u; + } else if (u <= 0x7FF) { + if (outIdx + 1 >= endIdx) break; + heap[outIdx++] = 0xC0 | (u >> 6); + heap[outIdx++] = 0x80 | (u & 63); + } else if (u <= 0xFFFF) { + if (outIdx + 2 >= endIdx) break; + heap[outIdx++] = 0xE0 | (u >> 12); + heap[outIdx++] = 0x80 | ((u >> 6) & 63); + heap[outIdx++] = 0x80 | (u & 63); + } else { + if (outIdx + 3 >= endIdx) break; + if (u > 0x10FFFF) warnOnce('Invalid Unicode code point 0x' + u.toString(16) + ' encountered when serializing a JS string to a UTF-8 string in wasm memory! (Valid unicode code points should be in range 0-0x10FFFF).'); + heap[outIdx++] = 0xF0 | (u >> 18); + heap[outIdx++] = 0x80 | ((u >> 12) & 63); + heap[outIdx++] = 0x80 | ((u >> 6) & 63); + heap[outIdx++] = 0x80 | (u & 63); + } + } + // Null-terminate the pointer to the buffer. + heap[outIdx] = 0; + return outIdx - startIdx; +} + +// Copies the given Javascript String object 'str' to the emscripten HEAP at address 'outPtr', +// null-terminated and encoded in UTF8 form. The copy will require at most str.length*4+1 bytes of space in the HEAP. +// Use the function lengthBytesUTF8 to compute the exact number of bytes (excluding null terminator) that this function will write. +// Returns the number of bytes written, EXCLUDING the null terminator. + +function stringToUTF8(str, outPtr, maxBytesToWrite) { + assert(typeof maxBytesToWrite == 'number', 'stringToUTF8(str, outPtr, maxBytesToWrite) is missing the third parameter that specifies the length of the output buffer!'); + return stringToUTF8Array(str, HEAPU8,outPtr, maxBytesToWrite); +} + +// Returns the number of bytes the given Javascript string takes if encoded as a UTF8 byte array, EXCLUDING the null terminator byte. +function lengthBytesUTF8(str) { + var len = 0; + for (var i = 0; i < str.length; ++i) { + // Gotcha: charCodeAt returns a 16-bit word that is a UTF-16 encoded code unit, not a Unicode code point of the character! So decode UTF16->UTF32->UTF8. + // See http://unicode.org/faq/utf_bom.html#utf16-3 + var u = str.charCodeAt(i); // possibly a lead surrogate + if (u >= 0xD800 && u <= 0xDFFF) u = 0x10000 + ((u & 0x3FF) << 10) | (str.charCodeAt(++i) & 0x3FF); + if (u <= 0x7F) ++len; + else if (u <= 0x7FF) len += 2; + else if (u <= 0xFFFF) len += 3; + else len += 4; + } + return len; +} + +// end include: runtime_strings.js +// include: runtime_strings_extra.js + + +// runtime_strings_extra.js: Strings related runtime functions that are available only in regular runtime. + +// Given a pointer 'ptr' to a null-terminated ASCII-encoded string in the emscripten HEAP, returns +// a copy of that string as a Javascript String object. + +function AsciiToString(ptr) { + var str = ''; + while (1) { + var ch = HEAPU8[((ptr++)>>0)]; + if (!ch) return str; + str += String.fromCharCode(ch); + } +} + +// Copies the given Javascript String object 'str' to the emscripten HEAP at address 'outPtr', +// null-terminated and encoded in ASCII form. The copy will require at most str.length+1 bytes of space in the HEAP. + +function stringToAscii(str, outPtr) { + return writeAsciiToMemory(str, outPtr, false); +} + +// Given a pointer 'ptr' to a null-terminated UTF16LE-encoded string in the emscripten HEAP, returns +// a copy of that string as a Javascript String object. + +var UTF16Decoder = typeof TextDecoder != 'undefined' ? new TextDecoder('utf-16le') : undefined; + +function UTF16ToString(ptr, maxBytesToRead) { + assert(ptr % 2 == 0, 'Pointer passed to UTF16ToString must be aligned to two bytes!'); + var endPtr = ptr; + // TextDecoder needs to know the byte length in advance, it doesn't stop on null terminator by itself. + // Also, use the length info to avoid running tiny strings through TextDecoder, since .subarray() allocates garbage. + var idx = endPtr >> 1; + var maxIdx = idx + maxBytesToRead / 2; + // If maxBytesToRead is not passed explicitly, it will be undefined, and this + // will always evaluate to true. This saves on code size. + while (!(idx >= maxIdx) && HEAPU16[idx]) ++idx; + endPtr = idx << 1; + + if (endPtr - ptr > 32 && UTF16Decoder) { + return UTF16Decoder.decode(HEAPU8.subarray(ptr, endPtr)); + } else { + var str = ''; + + // If maxBytesToRead is not passed explicitly, it will be undefined, and the for-loop's condition + // will always evaluate to true. The loop is then terminated on the first null char. + for (var i = 0; !(i >= maxBytesToRead / 2); ++i) { + var codeUnit = HEAP16[(((ptr)+(i*2))>>1)]; + if (codeUnit == 0) break; + // fromCharCode constructs a character from a UTF-16 code unit, so we can pass the UTF16 string right through. + str += String.fromCharCode(codeUnit); + } + + return str; + } +} + +// Copies the given Javascript String object 'str' to the emscripten HEAP at address 'outPtr', +// null-terminated and encoded in UTF16 form. The copy will require at most str.length*4+2 bytes of space in the HEAP. +// Use the function lengthBytesUTF16() to compute the exact number of bytes (excluding null terminator) that this function will write. +// Parameters: +// str: the Javascript string to copy. +// outPtr: Byte address in Emscripten HEAP where to write the string to. +// maxBytesToWrite: The maximum number of bytes this function can write to the array. This count should include the null +// terminator, i.e. if maxBytesToWrite=2, only the null terminator will be written and nothing else. +// maxBytesToWrite<2 does not write any bytes to the output, not even the null terminator. +// Returns the number of bytes written, EXCLUDING the null terminator. + +function stringToUTF16(str, outPtr, maxBytesToWrite) { + assert(outPtr % 2 == 0, 'Pointer passed to stringToUTF16 must be aligned to two bytes!'); + assert(typeof maxBytesToWrite == 'number', 'stringToUTF16(str, outPtr, maxBytesToWrite) is missing the third parameter that specifies the length of the output buffer!'); + // Backwards compatibility: if max bytes is not specified, assume unsafe unbounded write is allowed. + if (maxBytesToWrite === undefined) { + maxBytesToWrite = 0x7FFFFFFF; + } + if (maxBytesToWrite < 2) return 0; + maxBytesToWrite -= 2; // Null terminator. + var startPtr = outPtr; + var numCharsToWrite = (maxBytesToWrite < str.length*2) ? (maxBytesToWrite / 2) : str.length; + for (var i = 0; i < numCharsToWrite; ++i) { + // charCodeAt returns a UTF-16 encoded code unit, so it can be directly written to the HEAP. + var codeUnit = str.charCodeAt(i); // possibly a lead surrogate + HEAP16[((outPtr)>>1)] = codeUnit; + outPtr += 2; + } + // Null-terminate the pointer to the HEAP. + HEAP16[((outPtr)>>1)] = 0; + return outPtr - startPtr; +} + +// Returns the number of bytes the given Javascript string takes if encoded as a UTF16 byte array, EXCLUDING the null terminator byte. + +function lengthBytesUTF16(str) { + return str.length*2; +} + +function UTF32ToString(ptr, maxBytesToRead) { + assert(ptr % 4 == 0, 'Pointer passed to UTF32ToString must be aligned to four bytes!'); + var i = 0; + + var str = ''; + // If maxBytesToRead is not passed explicitly, it will be undefined, and this + // will always evaluate to true. This saves on code size. + while (!(i >= maxBytesToRead / 4)) { + var utf32 = HEAP32[(((ptr)+(i*4))>>2)]; + if (utf32 == 0) break; + ++i; + // Gotcha: fromCharCode constructs a character from a UTF-16 encoded code (pair), not from a Unicode code point! So encode the code point to UTF-16 for constructing. + // See http://unicode.org/faq/utf_bom.html#utf16-3 + if (utf32 >= 0x10000) { + var ch = utf32 - 0x10000; + str += String.fromCharCode(0xD800 | (ch >> 10), 0xDC00 | (ch & 0x3FF)); + } else { + str += String.fromCharCode(utf32); + } + } + return str; +} + +// Copies the given Javascript String object 'str' to the emscripten HEAP at address 'outPtr', +// null-terminated and encoded in UTF32 form. The copy will require at most str.length*4+4 bytes of space in the HEAP. +// Use the function lengthBytesUTF32() to compute the exact number of bytes (excluding null terminator) that this function will write. +// Parameters: +// str: the Javascript string to copy. +// outPtr: Byte address in Emscripten HEAP where to write the string to. +// maxBytesToWrite: The maximum number of bytes this function can write to the array. This count should include the null +// terminator, i.e. if maxBytesToWrite=4, only the null terminator will be written and nothing else. +// maxBytesToWrite<4 does not write any bytes to the output, not even the null terminator. +// Returns the number of bytes written, EXCLUDING the null terminator. + +function stringToUTF32(str, outPtr, maxBytesToWrite) { + assert(outPtr % 4 == 0, 'Pointer passed to stringToUTF32 must be aligned to four bytes!'); + assert(typeof maxBytesToWrite == 'number', 'stringToUTF32(str, outPtr, maxBytesToWrite) is missing the third parameter that specifies the length of the output buffer!'); + // Backwards compatibility: if max bytes is not specified, assume unsafe unbounded write is allowed. + if (maxBytesToWrite === undefined) { + maxBytesToWrite = 0x7FFFFFFF; + } + if (maxBytesToWrite < 4) return 0; + var startPtr = outPtr; + var endPtr = startPtr + maxBytesToWrite - 4; + for (var i = 0; i < str.length; ++i) { + // Gotcha: charCodeAt returns a 16-bit word that is a UTF-16 encoded code unit, not a Unicode code point of the character! We must decode the string to UTF-32 to the heap. + // See http://unicode.org/faq/utf_bom.html#utf16-3 + var codeUnit = str.charCodeAt(i); // possibly a lead surrogate + if (codeUnit >= 0xD800 && codeUnit <= 0xDFFF) { + var trailSurrogate = str.charCodeAt(++i); + codeUnit = 0x10000 + ((codeUnit & 0x3FF) << 10) | (trailSurrogate & 0x3FF); + } + HEAP32[((outPtr)>>2)] = codeUnit; + outPtr += 4; + if (outPtr + 4 > endPtr) break; + } + // Null-terminate the pointer to the HEAP. + HEAP32[((outPtr)>>2)] = 0; + return outPtr - startPtr; +} + +// Returns the number of bytes the given Javascript string takes if encoded as a UTF16 byte array, EXCLUDING the null terminator byte. + +function lengthBytesUTF32(str) { + var len = 0; + for (var i = 0; i < str.length; ++i) { + // Gotcha: charCodeAt returns a 16-bit word that is a UTF-16 encoded code unit, not a Unicode code point of the character! We must decode the string to UTF-32 to the heap. + // See http://unicode.org/faq/utf_bom.html#utf16-3 + var codeUnit = str.charCodeAt(i); + if (codeUnit >= 0xD800 && codeUnit <= 0xDFFF) ++i; // possibly a lead surrogate, so skip over the tail surrogate. + len += 4; + } + + return len; +} + +// Allocate heap space for a JS string, and write it there. +// It is the responsibility of the caller to free() that memory. +function allocateUTF8(str) { + var size = lengthBytesUTF8(str) + 1; + var ret = _malloc(size); + if (ret) stringToUTF8Array(str, HEAP8, ret, size); + return ret; +} + +// Allocate stack space for a JS string, and write it there. +function allocateUTF8OnStack(str) { + var size = lengthBytesUTF8(str) + 1; + var ret = stackAlloc(size); + stringToUTF8Array(str, HEAP8, ret, size); + return ret; +} + +// Deprecated: This function should not be called because it is unsafe and does not provide +// a maximum length limit of how many bytes it is allowed to write. Prefer calling the +// function stringToUTF8Array() instead, which takes in a maximum length that can be used +// to be secure from out of bounds writes. +/** @deprecated + @param {boolean=} dontAddNull */ +function writeStringToMemory(string, buffer, dontAddNull) { + warnOnce('writeStringToMemory is deprecated and should not be called! Use stringToUTF8() instead!'); + + var /** @type {number} */ lastChar, /** @type {number} */ end; + if (dontAddNull) { + // stringToUTF8Array always appends null. If we don't want to do that, remember the + // character that existed at the location where the null will be placed, and restore + // that after the write (below). + end = buffer + lengthBytesUTF8(string); + lastChar = HEAP8[end]; + } + stringToUTF8(string, buffer, Infinity); + if (dontAddNull) HEAP8[end] = lastChar; // Restore the value under the null character. +} + +function writeArrayToMemory(array, buffer) { + assert(array.length >= 0, 'writeArrayToMemory array must have a length (should be an array or typed array)') + HEAP8.set(array, buffer); +} + +/** @param {boolean=} dontAddNull */ +function writeAsciiToMemory(str, buffer, dontAddNull) { + for (var i = 0; i < str.length; ++i) { + assert(str.charCodeAt(i) === (str.charCodeAt(i) & 0xff)); + HEAP8[((buffer++)>>0)] = str.charCodeAt(i); + } + // Null-terminate the pointer to the HEAP. + if (!dontAddNull) HEAP8[((buffer)>>0)] = 0; +} + +// end include: runtime_strings_extra.js +// Memory management + +var HEAP, +/** @type {!ArrayBuffer} */ + buffer, +/** @type {!Int8Array} */ + HEAP8, +/** @type {!Uint8Array} */ + HEAPU8, +/** @type {!Int16Array} */ + HEAP16, +/** @type {!Uint16Array} */ + HEAPU16, +/** @type {!Int32Array} */ + HEAP32, +/** @type {!Uint32Array} */ + HEAPU32, +/** @type {!Float32Array} */ + HEAPF32, +/** @type {!Float64Array} */ + HEAPF64; + +function updateGlobalBufferAndViews(buf) { + buffer = buf; + Module['HEAP8'] = HEAP8 = new Int8Array(buf); + Module['HEAP16'] = HEAP16 = new Int16Array(buf); + Module['HEAP32'] = HEAP32 = new Int32Array(buf); + Module['HEAPU8'] = HEAPU8 = new Uint8Array(buf); + Module['HEAPU16'] = HEAPU16 = new Uint16Array(buf); + Module['HEAPU32'] = HEAPU32 = new Uint32Array(buf); + Module['HEAPF32'] = HEAPF32 = new Float32Array(buf); + Module['HEAPF64'] = HEAPF64 = new Float64Array(buf); +} + +var TOTAL_STACK = 5242880; +if (Module['TOTAL_STACK']) assert(TOTAL_STACK === Module['TOTAL_STACK'], 'the stack size can no longer be determined at runtime') + +var INITIAL_MEMORY = Module['INITIAL_MEMORY'] || 83886080;legacyModuleProp('INITIAL_MEMORY', 'INITIAL_MEMORY'); + +assert(INITIAL_MEMORY >= TOTAL_STACK, 'INITIAL_MEMORY should be larger than TOTAL_STACK, was ' + INITIAL_MEMORY + '! (TOTAL_STACK=' + TOTAL_STACK + ')'); + +// check for full engine support (use string 'subarray' to avoid closure compiler confusion) +assert(typeof Int32Array != 'undefined' && typeof Float64Array !== 'undefined' && Int32Array.prototype.subarray != undefined && Int32Array.prototype.set != undefined, + 'JS engine does not provide full typed array support'); + +// If memory is defined in wasm, the user can't provide it. +assert(!Module['wasmMemory'], 'Use of `wasmMemory` detected. Use -sIMPORTED_MEMORY to define wasmMemory externally'); +assert(INITIAL_MEMORY == 83886080, 'Detected runtime INITIAL_MEMORY setting. Use -sIMPORTED_MEMORY to define wasmMemory dynamically'); + +// include: runtime_init_table.js +// In regular non-RELOCATABLE mode the table is exported +// from the wasm module and this will be assigned once +// the exports are available. +var wasmTable; + +// end include: runtime_init_table.js +// include: runtime_stack_check.js + + +// Initializes the stack cookie. Called at the startup of main and at the startup of each thread in pthreads mode. +function writeStackCookie() { + var max = _emscripten_stack_get_end(); + assert((max & 3) == 0); + // The stack grow downwards towards _emscripten_stack_get_end. + // We write cookies to the final two words in the stack and detect if they are + // ever overwritten. + HEAP32[((max)>>2)] = 0x2135467; + HEAP32[(((max)+(4))>>2)] = 0x89BACDFE; + // Also test the global address 0 for integrity. + HEAPU32[0] = 0x63736d65; /* 'emsc' */ +} + +function checkStackCookie() { + if (ABORT) return; + var max = _emscripten_stack_get_end(); + var cookie1 = HEAPU32[((max)>>2)]; + var cookie2 = HEAPU32[(((max)+(4))>>2)]; + if (cookie1 != 0x2135467 || cookie2 != 0x89BACDFE) { + abort('Stack overflow! Stack cookie has been overwritten, expected hex dwords 0x89BACDFE and 0x2135467, but received 0x' + cookie2.toString(16) + ' 0x' + cookie1.toString(16)); + } + // Also test the global address 0 for integrity. + if (HEAPU32[0] !== 0x63736d65 /* 'emsc' */) abort('Runtime error: The application has corrupted its heap memory area (address zero)!'); +} + +// end include: runtime_stack_check.js +// include: runtime_assertions.js + + +// Endianness check +(function() { + var h16 = new Int16Array(1); + var h8 = new Int8Array(h16.buffer); + h16[0] = 0x6373; + if (h8[0] !== 0x73 || h8[1] !== 0x63) throw 'Runtime error: expected the system to be little-endian! (Run with -sSUPPORT_BIG_ENDIAN to bypass)'; +})(); + +// end include: runtime_assertions.js +var __ATPRERUN__ = []; // functions called before the runtime is initialized +var __ATINIT__ = []; // functions called during startup +var __ATMAIN__ = []; // functions called when main() is to be run +var __ATEXIT__ = []; // functions called during shutdown +var __ATPOSTRUN__ = []; // functions called after the main() is called + +var runtimeInitialized = false; + +function keepRuntimeAlive() { + return noExitRuntime; +} + +function preRun() { + + if (Module['preRun']) { + if (typeof Module['preRun'] == 'function') Module['preRun'] = [Module['preRun']]; + while (Module['preRun'].length) { + addOnPreRun(Module['preRun'].shift()); + } + } + + callRuntimeCallbacks(__ATPRERUN__); +} + +function initRuntime() { + checkStackCookie(); + assert(!runtimeInitialized); + runtimeInitialized = true; + + +if (!Module["noFSInit"] && !FS.init.initialized) + FS.init(); +FS.ignorePermissions = false; + +TTY.init(); + callRuntimeCallbacks(__ATINIT__); +} + +function preMain() { + checkStackCookie(); + + callRuntimeCallbacks(__ATMAIN__); +} + +function postRun() { + checkStackCookie(); + + if (Module['postRun']) { + if (typeof Module['postRun'] == 'function') Module['postRun'] = [Module['postRun']]; + while (Module['postRun'].length) { + addOnPostRun(Module['postRun'].shift()); + } + } + + callRuntimeCallbacks(__ATPOSTRUN__); +} + +function addOnPreRun(cb) { + __ATPRERUN__.unshift(cb); +} + +function addOnInit(cb) { + __ATINIT__.unshift(cb); +} + +function addOnPreMain(cb) { + __ATMAIN__.unshift(cb); +} + +function addOnExit(cb) { +} + +function addOnPostRun(cb) { + __ATPOSTRUN__.unshift(cb); +} + +// include: runtime_math.js + + +// https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Math/imul + +// https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Math/fround + +// https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Math/clz32 + +// https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Math/trunc + +assert(Math.imul, 'This browser does not support Math.imul(), build with LEGACY_VM_SUPPORT or POLYFILL_OLD_MATH_FUNCTIONS to add in a polyfill'); +assert(Math.fround, 'This browser does not support Math.fround(), build with LEGACY_VM_SUPPORT or POLYFILL_OLD_MATH_FUNCTIONS to add in a polyfill'); +assert(Math.clz32, 'This browser does not support Math.clz32(), build with LEGACY_VM_SUPPORT or POLYFILL_OLD_MATH_FUNCTIONS to add in a polyfill'); +assert(Math.trunc, 'This browser does not support Math.trunc(), build with LEGACY_VM_SUPPORT or POLYFILL_OLD_MATH_FUNCTIONS to add in a polyfill'); + +// end include: runtime_math.js +// A counter of dependencies for calling run(). If we need to +// do asynchronous work before running, increment this and +// decrement it. Incrementing must happen in a place like +// Module.preRun (used by emcc to add file preloading). +// Note that you can add dependencies in preRun, even though +// it happens right before run - run will be postponed until +// the dependencies are met. +var runDependencies = 0; +var runDependencyWatcher = null; +var dependenciesFulfilled = null; // overridden to take different actions when all run dependencies are fulfilled +var runDependencyTracking = {}; + +function getUniqueRunDependency(id) { + var orig = id; + while (1) { + if (!runDependencyTracking[id]) return id; + id = orig + Math.random(); + } +} + +function addRunDependency(id) { + runDependencies++; + + if (Module['monitorRunDependencies']) { + Module['monitorRunDependencies'](runDependencies); + } + + if (id) { + assert(!runDependencyTracking[id]); + runDependencyTracking[id] = 1; + if (runDependencyWatcher === null && typeof setInterval != 'undefined') { + // Check for missing dependencies every few seconds + runDependencyWatcher = setInterval(function() { + if (ABORT) { + clearInterval(runDependencyWatcher); + runDependencyWatcher = null; + return; + } + var shown = false; + for (var dep in runDependencyTracking) { + if (!shown) { + shown = true; + err('still waiting on run dependencies:'); + } + err('dependency: ' + dep); + } + if (shown) { + err('(end of list)'); + } + }, 10000); + } + } else { + err('warning: run dependency added without ID'); + } +} + +function removeRunDependency(id) { + runDependencies--; + + if (Module['monitorRunDependencies']) { + Module['monitorRunDependencies'](runDependencies); + } + + if (id) { + assert(runDependencyTracking[id]); + delete runDependencyTracking[id]; + } else { + err('warning: run dependency removed without ID'); + } + if (runDependencies == 0) { + if (runDependencyWatcher !== null) { + clearInterval(runDependencyWatcher); + runDependencyWatcher = null; + } + if (dependenciesFulfilled) { + var callback = dependenciesFulfilled; + dependenciesFulfilled = null; + callback(); // can add another dependenciesFulfilled + } + } +} + +/** @param {string|number=} what */ +function abort(what) { + { + if (Module['onAbort']) { + Module['onAbort'](what); + } + } + + what = 'Aborted(' + what + ')'; + // TODO(sbc): Should we remove printing and leave it up to whoever + // catches the exception? + err(what); + + ABORT = true; + EXITSTATUS = 1; + + // Use a wasm runtime error, because a JS error might be seen as a foreign + // exception, which means we'd run destructors on it. We need the error to + // simply make the program stop. + // FIXME This approach does not work in Wasm EH because it currently does not assume + // all RuntimeErrors are from traps; it decides whether a RuntimeError is from + // a trap or not based on a hidden field within the object. So at the moment + // we don't have a way of throwing a wasm trap from JS. TODO Make a JS API that + // allows this in the wasm spec. + + // Suppress closure compiler warning here. Closure compiler's builtin extern + // defintion for WebAssembly.RuntimeError claims it takes no arguments even + // though it can. + // TODO(https://github.com/google/closure-compiler/pull/3913): Remove if/when upstream closure gets fixed. + /** @suppress {checkTypes} */ + var e = new WebAssembly.RuntimeError(what); + + // Throw the error whether or not MODULARIZE is set because abort is used + // in code paths apart from instantiation where an exception is expected + // to be thrown when abort is called. + throw e; +} + +// {{MEM_INITIALIZER}} + +// include: memoryprofiler.js + + +// end include: memoryprofiler.js +// include: URIUtils.js + + +// Prefix of data URIs emitted by SINGLE_FILE and related options. +var dataURIPrefix = 'data:application/octet-stream;base64,'; + +// Indicates whether filename is a base64 data URI. +function isDataURI(filename) { + // Prefix of data URIs emitted by SINGLE_FILE and related options. + return filename.startsWith(dataURIPrefix); +} + +// Indicates whether filename is delivered via file protocol (as opposed to http/https) +function isFileURI(filename) { + return filename.startsWith('file://'); +} + +// end include: URIUtils.js +/** @param {boolean=} fixedasm */ +function createExportWrapper(name, fixedasm) { + return function() { + var displayName = name; + var asm = fixedasm; + if (!fixedasm) { + asm = Module['asm']; + } + assert(runtimeInitialized, 'native function `' + displayName + '` called before runtime initialization'); + if (!asm[name]) { + assert(asm[name], 'exported native function `' + displayName + '` not found'); + } + return asm[name].apply(null, arguments); + }; +} + +var wasmBinaryFile; + wasmBinaryFile = 'libzim-wasm.electron.dev.wasm'; + if (!isDataURI(wasmBinaryFile)) { + wasmBinaryFile = locateFile(wasmBinaryFile); + } + +function getBinary(file) { + try { + if (file == wasmBinaryFile && wasmBinary) { + return new Uint8Array(wasmBinary); + } + if (readBinary) { + return readBinary(file); + } else { + throw "both async and sync fetching of the wasm failed"; + } + } + catch (err) { + abort(err); + } +} + +function getBinaryPromise() { + // If we don't have the binary yet, try to to load it asynchronously. + // Fetch has some additional restrictions over XHR, like it can't be used on a file:// url. + // See https://github.com/github/fetch/pull/92#issuecomment-140665932 + // Cordova or Electron apps are typically loaded from a file:// url. + // So use fetch if it is available and the url is not a file, otherwise fall back to XHR. + if (!wasmBinary && (ENVIRONMENT_IS_WEB || ENVIRONMENT_IS_WORKER)) { + if (typeof fetch == 'function' + && !isFileURI(wasmBinaryFile) + ) { + return fetch(wasmBinaryFile, { credentials: 'same-origin' }).then(function(response) { + if (!response['ok']) { + throw "failed to load wasm binary file at '" + wasmBinaryFile + "'"; + } + return response['arrayBuffer'](); + }).catch(function () { + return getBinary(wasmBinaryFile); + }); + } + else { + if (readAsync) { + // fetch is not available or url is file => try XHR (readAsync uses XHR internally) + return new Promise(function(resolve, reject) { + readAsync(wasmBinaryFile, function(response) { resolve(new Uint8Array(/** @type{!ArrayBuffer} */(response))) }, reject) + }); + } + } + } + + // Otherwise, getBinary should be able to get it synchronously + return Promise.resolve().then(function() { return getBinary(wasmBinaryFile); }); +} + +// Create the wasm instance. +// Receives the wasm imports, returns the exports. +function createWasm() { + // prepare imports + var info = { + 'env': asmLibraryArg, + 'wasi_snapshot_preview1': asmLibraryArg, + }; + // Load the wasm module and create an instance of using native support in the JS engine. + // handle a generated wasm instance, receiving its exports and + // performing other necessary setup + /** @param {WebAssembly.Module=} module*/ + function receiveInstance(instance, module) { + var exports = instance.exports; + + Module['asm'] = exports; + + wasmMemory = Module['asm']['memory']; + assert(wasmMemory, "memory not found in wasm exports"); + // This assertion doesn't hold when emscripten is run in --post-link + // mode. + // TODO(sbc): Read INITIAL_MEMORY out of the wasm file in post-link mode. + //assert(wasmMemory.buffer.byteLength === 83886080); + updateGlobalBufferAndViews(wasmMemory.buffer); + + wasmTable = Module['asm']['__indirect_function_table']; + assert(wasmTable, "table not found in wasm exports"); + + addOnInit(Module['asm']['__wasm_call_ctors']); + + removeRunDependency('wasm-instantiate'); + + } + // we can't run yet (except in a pthread, where we have a custom sync instantiator) + addRunDependency('wasm-instantiate'); + + // Prefer streaming instantiation if available. + // Async compilation can be confusing when an error on the page overwrites Module + // (for example, if the order of elements is wrong, and the one defining Module is + // later), so we save Module and check it later. + var trueModule = Module; + function receiveInstantiationResult(result) { + // 'result' is a ResultObject object which has both the module and instance. + // receiveInstance() will swap in the exports (to Module.asm) so they can be called + assert(Module === trueModule, 'the Module object should not be replaced during async compilation - perhaps the order of HTML elements is wrong?'); + trueModule = null; + // TODO: Due to Closure regression https://github.com/google/closure-compiler/issues/3193, the above line no longer optimizes out down to the following line. + // When the regression is fixed, can restore the above USE_PTHREADS-enabled path. + receiveInstance(result['instance']); + } + + function instantiateArrayBuffer(receiver) { + return getBinaryPromise().then(function(binary) { + return WebAssembly.instantiate(binary, info); + }).then(function (instance) { + return instance; + }).then(receiver, function(reason) { + err('failed to asynchronously prepare wasm: ' + reason); + + // Warn on some common problems. + if (isFileURI(wasmBinaryFile)) { + err('warning: Loading from a file URI (' + wasmBinaryFile + ') is not supported in most browsers. See https://emscripten.org/docs/getting_started/FAQ.html#how-do-i-run-a-local-webserver-for-testing-why-does-my-program-stall-in-downloading-or-preparing'); + } + abort(reason); + }); + } + + function instantiateAsync() { + if (!wasmBinary && + typeof WebAssembly.instantiateStreaming == 'function' && + !isDataURI(wasmBinaryFile) && + // Don't use streaming for file:// delivered objects in a webview, fetch them synchronously. + !isFileURI(wasmBinaryFile) && + typeof fetch == 'function') { + return fetch(wasmBinaryFile, { credentials: 'same-origin' }).then(function(response) { + // Suppress closure warning here since the upstream definition for + // instantiateStreaming only allows Promise rather than + // an actual Response. + // TODO(https://github.com/google/closure-compiler/pull/3913): Remove if/when upstream closure is fixed. + /** @suppress {checkTypes} */ + var result = WebAssembly.instantiateStreaming(response, info); + + return result.then( + receiveInstantiationResult, + function(reason) { + // We expect the most common failure cause to be a bad MIME type for the binary, + // in which case falling back to ArrayBuffer instantiation should work. + err('wasm streaming compile failed: ' + reason); + err('falling back to ArrayBuffer instantiation'); + return instantiateArrayBuffer(receiveInstantiationResult); + }); + }); + } else { + return instantiateArrayBuffer(receiveInstantiationResult); + } + } + + // User shell pages can write their own Module.instantiateWasm = function(imports, successCallback) callback + // to manually instantiate the Wasm module themselves. This allows pages to run the instantiation parallel + // to any other async startup actions they are performing. + // Also pthreads and wasm workers initialize the wasm instance through this path. + if (Module['instantiateWasm']) { + try { + var exports = Module['instantiateWasm'](info, receiveInstance); + return exports; + } catch(e) { + err('Module.instantiateWasm callback failed with error: ' + e); + return false; + } + } + + instantiateAsync(); + return {}; // no exports yet; we'll fill them in later +} + +// Globals used by JS i64 conversions (see makeSetValue) +var tempDouble; +var tempI64; + +// === Body === + +var ASM_CONSTS = { + +}; + + + + + + + function callRuntimeCallbacks(callbacks) { + while (callbacks.length > 0) { + var callback = callbacks.shift(); + if (typeof callback == 'function') { + callback(Module); // Pass the module as the first argument. + continue; + } + var func = callback.func; + if (typeof func == 'number') { + if (callback.arg === undefined) { + // Run the wasm function ptr with signature 'v'. If no function + // with such signature was exported, this call does not need + // to be emitted (and would confuse Closure) + getWasmTableEntry(func)(); + } else { + // If any function with signature 'vi' was exported, run + // the callback with that signature. + getWasmTableEntry(func)(callback.arg); + } + } else { + func(callback.arg === undefined ? null : callback.arg); + } + } + } + + function withStackSave(f) { + var stack = stackSave(); + var ret = f(); + stackRestore(stack); + return ret; + } + function demangle(func) { + // If demangle has failed before, stop demangling any further function names + // This avoids an infinite recursion with malloc()->abort()->stackTrace()->demangle()->malloc()->... + demangle.recursionGuard = (demangle.recursionGuard|0)+1; + if (demangle.recursionGuard > 1) return func; + var __cxa_demangle_func = Module['___cxa_demangle'] || Module['__cxa_demangle']; + assert(__cxa_demangle_func); + return withStackSave(function() { + try { + var s = func; + if (s.startsWith('__Z')) + s = s.substr(1); + var len = lengthBytesUTF8(s)+1; + var buf = stackAlloc(len); + stringToUTF8(s, buf, len); + var status = stackAlloc(4); + var ret = __cxa_demangle_func(buf, 0, 0, status); + if (HEAP32[((status)>>2)] === 0 && ret) { + return UTF8ToString(ret); + } + // otherwise, libcxxabi failed + } catch(e) { + } finally { + _free(ret); + if (demangle.recursionGuard < 2) --demangle.recursionGuard; + } + // failure when using libcxxabi, don't demangle + return func; + }); + } + + function demangleAll(text) { + var regex = + /\b_Z[\w\d_]+/g; + return text.replace(regex, + function(x) { + var y = demangle(x); + return x === y ? x : (y + ' [' + x + ']'); + }); + } + + + /** + * @param {number} ptr + * @param {string} type + */ + function getValue(ptr, type = 'i8') { + if (type.endsWith('*')) type = 'i32'; + switch (type) { + case 'i1': return HEAP8[((ptr)>>0)]; + case 'i8': return HEAP8[((ptr)>>0)]; + case 'i16': return HEAP16[((ptr)>>1)]; + case 'i32': return HEAP32[((ptr)>>2)]; + case 'i64': return HEAP32[((ptr)>>2)]; + case 'float': return HEAPF32[((ptr)>>2)]; + case 'double': return Number(HEAPF64[((ptr)>>3)]); + default: abort('invalid type for getValue: ' + type); + } + return null; + } + + var wasmTableMirror = []; + function getWasmTableEntry(funcPtr) { + var func = wasmTableMirror[funcPtr]; + if (!func) { + if (funcPtr >= wasmTableMirror.length) wasmTableMirror.length = funcPtr + 1; + wasmTableMirror[funcPtr] = func = wasmTable.get(funcPtr); + } + assert(wasmTable.get(funcPtr) == func, "JavaScript-side Wasm function table mirror is out of date!"); + return func; + } + + function handleException(e) { + // Certain exception types we do not treat as errors since they are used for + // internal control flow. + // 1. ExitStatus, which is thrown by exit() + // 2. "unwind", which is thrown by emscripten_unwind_to_js_event_loop() and others + // that wish to return to JS event loop. + if (e instanceof ExitStatus || e == 'unwind') { + return EXITSTATUS; + } + quit_(1, e); + } + + function jsStackTrace() { + var error = new Error(); + if (!error.stack) { + // IE10+ special cases: It does have callstack info, but it is only + // populated if an Error object is thrown, so try that as a special-case. + try { + throw new Error(); + } catch(e) { + error = e; + } + if (!error.stack) { + return '(no stack trace available)'; + } + } + return error.stack.toString(); + } + + + /** + * @param {number} ptr + * @param {number} value + * @param {string} type + */ + function setValue(ptr, value, type = 'i8') { + if (type.endsWith('*')) type = 'i32'; + switch (type) { + case 'i1': HEAP8[((ptr)>>0)] = value; break; + case 'i8': HEAP8[((ptr)>>0)] = value; break; + case 'i16': HEAP16[((ptr)>>1)] = value; break; + case 'i32': HEAP32[((ptr)>>2)] = value; break; + case 'i64': (tempI64 = [value>>>0,(tempDouble=value,(+(Math.abs(tempDouble))) >= 1.0 ? (tempDouble > 0.0 ? ((Math.min((+(Math.floor((tempDouble)/4294967296.0))), 4294967295.0))|0)>>>0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble)))>>>0))/4294967296.0)))))>>>0) : 0)],HEAP32[((ptr)>>2)] = tempI64[0],HEAP32[(((ptr)+(4))>>2)] = tempI64[1]); break; + case 'float': HEAPF32[((ptr)>>2)] = value; break; + case 'double': HEAPF64[((ptr)>>3)] = value; break; + default: abort('invalid type for setValue: ' + type); + } + } + + function setWasmTableEntry(idx, func) { + wasmTable.set(idx, func); + // With ABORT_ON_WASM_EXCEPTIONS wasmTable.get is overriden to return wrapped + // functions so we need to call it here to retrieve the potential wrapper correctly + // instead of just storing 'func' directly into wasmTableMirror + wasmTableMirror[idx] = wasmTable.get(idx); + } + + function stackTrace() { + var js = jsStackTrace(); + if (Module['extraStackTrace']) js += '\n' + Module['extraStackTrace'](); + return demangleAll(js); + } + + function ___assert_fail(condition, filename, line, func) { + abort('Assertion failed: ' + UTF8ToString(condition) + ', at: ' + [filename ? UTF8ToString(filename) : 'unknown filename', line, func ? UTF8ToString(func) : 'unknown function']); + } + + function ___call_sighandler(fp, sig) { + getWasmTableEntry(fp)(sig); + } + + function ___cxa_allocate_exception(size) { + // Thrown object is prepended by exception metadata block + return _malloc(size + 24) + 24; + } + + var exceptionCaught = []; + + function exception_addRef(info) { + info.add_ref(); + } + + var uncaughtExceptionCount = 0; + function ___cxa_begin_catch(ptr) { + var info = new ExceptionInfo(ptr); + if (!info.get_caught()) { + info.set_caught(true); + uncaughtExceptionCount--; + } + info.set_rethrown(false); + exceptionCaught.push(info); + exception_addRef(info); + return info.get_exception_ptr(); + } + + /** @constructor */ + function ExceptionInfo(excPtr) { + this.excPtr = excPtr; + this.ptr = excPtr - 24; + + this.set_type = function(type) { + HEAPU32[(((this.ptr)+(4))>>2)] = type; + }; + + this.get_type = function() { + return HEAPU32[(((this.ptr)+(4))>>2)]; + }; + + this.set_destructor = function(destructor) { + HEAPU32[(((this.ptr)+(8))>>2)] = destructor; + }; + + this.get_destructor = function() { + return HEAPU32[(((this.ptr)+(8))>>2)]; + }; + + this.set_refcount = function(refcount) { + HEAP32[((this.ptr)>>2)] = refcount; + }; + + this.set_caught = function (caught) { + caught = caught ? 1 : 0; + HEAP8[(((this.ptr)+(12))>>0)] = caught; + }; + + this.get_caught = function () { + return HEAP8[(((this.ptr)+(12))>>0)] != 0; + }; + + this.set_rethrown = function (rethrown) { + rethrown = rethrown ? 1 : 0; + HEAP8[(((this.ptr)+(13))>>0)] = rethrown; + }; + + this.get_rethrown = function () { + return HEAP8[(((this.ptr)+(13))>>0)] != 0; + }; + + // Initialize native structure fields. Should be called once after allocated. + this.init = function(type, destructor) { + this.set_adjusted_ptr(0); + this.set_type(type); + this.set_destructor(destructor); + this.set_refcount(0); + this.set_caught(false); + this.set_rethrown(false); + } + + this.add_ref = function() { + var value = HEAP32[((this.ptr)>>2)]; + HEAP32[((this.ptr)>>2)] = value + 1; + }; + + // Returns true if last reference released. + this.release_ref = function() { + var prev = HEAP32[((this.ptr)>>2)]; + HEAP32[((this.ptr)>>2)] = prev - 1; + assert(prev > 0); + return prev === 1; + }; + + this.set_adjusted_ptr = function(adjustedPtr) { + HEAPU32[(((this.ptr)+(16))>>2)] = adjustedPtr; + }; + + this.get_adjusted_ptr = function() { + return HEAPU32[(((this.ptr)+(16))>>2)]; + }; + + // Get pointer which is expected to be received by catch clause in C++ code. It may be adjusted + // when the pointer is casted to some of the exception object base classes (e.g. when virtual + // inheritance is used). When a pointer is thrown this method should return the thrown pointer + // itself. + this.get_exception_ptr = function() { + // Work around a fastcomp bug, this code is still included for some reason in a build without + // exceptions support. + var isPointer = ___cxa_is_pointer_type(this.get_type()); + if (isPointer) { + return HEAPU32[((this.excPtr)>>2)]; + } + var adjusted = this.get_adjusted_ptr(); + if (adjusted !== 0) return adjusted; + return this.excPtr; + }; + } + function ___cxa_free_exception(ptr) { + try { + return _free(new ExceptionInfo(ptr).ptr); + } catch(e) { + err('exception during __cxa_free_exception: ' + e); + } + } + function exception_decRef(info) { + // A rethrown exception can reach refcount 0; it must not be discarded + // Its next handler will clear the rethrown flag and addRef it, prior to + // final decRef and destruction here + if (info.release_ref() && !info.get_rethrown()) { + var destructor = info.get_destructor(); + if (destructor) { + // In Wasm, destructors return 'this' as in ARM + getWasmTableEntry(destructor)(info.excPtr); + } + ___cxa_free_exception(info.excPtr); + } + } + function ___cxa_decrement_exception_refcount(ptr) { + if (!ptr) return; + exception_decRef(new ExceptionInfo(ptr)); + } + + var exceptionLast = 0; + function ___cxa_end_catch() { + // Clear state flag. + _setThrew(0); + assert(exceptionCaught.length > 0); + // Call destructor if one is registered then clear it. + var info = exceptionCaught.pop(); + + exception_decRef(info); + exceptionLast = 0; // XXX in decRef? + } + + function ___resumeException(ptr) { + if (!exceptionLast) { exceptionLast = ptr; } + throw ptr; + } + function ___cxa_find_matching_catch_2() { + var thrown = exceptionLast; + if (!thrown) { + // just pass through the null ptr + setTempRet0(0); + return 0; + } + var info = new ExceptionInfo(thrown); + info.set_adjusted_ptr(thrown); + var thrownType = info.get_type(); + if (!thrownType) { + // just pass through the thrown ptr + setTempRet0(0); + return thrown; + } + var typeArray = Array.prototype.slice.call(arguments); + + // can_catch receives a **, add indirection + // The different catch blocks are denoted by different types. + // Due to inheritance, those types may not precisely match the + // type of the thrown object. Find one which matches, and + // return the type of the catch block which should be called. + for (var i = 0; i < typeArray.length; i++) { + var caughtType = typeArray[i]; + if (caughtType === 0 || caughtType === thrownType) { + // Catch all clause matched or exactly the same type is caught + break; + } + var adjusted_ptr_addr = info.ptr + 16; + if (___cxa_can_catch(caughtType, thrownType, adjusted_ptr_addr)) { + setTempRet0(caughtType); + return thrown; + } + } + setTempRet0(thrownType); + return thrown; + } + + function ___cxa_find_matching_catch_3() { + var thrown = exceptionLast; + if (!thrown) { + // just pass through the null ptr + setTempRet0(0); + return 0; + } + var info = new ExceptionInfo(thrown); + info.set_adjusted_ptr(thrown); + var thrownType = info.get_type(); + if (!thrownType) { + // just pass through the thrown ptr + setTempRet0(0); + return thrown; + } + var typeArray = Array.prototype.slice.call(arguments); + + // can_catch receives a **, add indirection + // The different catch blocks are denoted by different types. + // Due to inheritance, those types may not precisely match the + // type of the thrown object. Find one which matches, and + // return the type of the catch block which should be called. + for (var i = 0; i < typeArray.length; i++) { + var caughtType = typeArray[i]; + if (caughtType === 0 || caughtType === thrownType) { + // Catch all clause matched or exactly the same type is caught + break; + } + var adjusted_ptr_addr = info.ptr + 16; + if (___cxa_can_catch(caughtType, thrownType, adjusted_ptr_addr)) { + setTempRet0(caughtType); + return thrown; + } + } + setTempRet0(thrownType); + return thrown; + } + + function ___cxa_find_matching_catch_4() { + var thrown = exceptionLast; + if (!thrown) { + // just pass through the null ptr + setTempRet0(0); + return 0; + } + var info = new ExceptionInfo(thrown); + info.set_adjusted_ptr(thrown); + var thrownType = info.get_type(); + if (!thrownType) { + // just pass through the thrown ptr + setTempRet0(0); + return thrown; + } + var typeArray = Array.prototype.slice.call(arguments); + + // can_catch receives a **, add indirection + // The different catch blocks are denoted by different types. + // Due to inheritance, those types may not precisely match the + // type of the thrown object. Find one which matches, and + // return the type of the catch block which should be called. + for (var i = 0; i < typeArray.length; i++) { + var caughtType = typeArray[i]; + if (caughtType === 0 || caughtType === thrownType) { + // Catch all clause matched or exactly the same type is caught + break; + } + var adjusted_ptr_addr = info.ptr + 16; + if (___cxa_can_catch(caughtType, thrownType, adjusted_ptr_addr)) { + setTempRet0(caughtType); + return thrown; + } + } + setTempRet0(thrownType); + return thrown; + } + + + function ___cxa_increment_exception_refcount(ptr) { + if (!ptr) return; + exception_addRef(new ExceptionInfo(ptr)); + } + + function ___cxa_rethrow() { + var info = exceptionCaught.pop(); + if (!info) { + abort('no exception to throw'); + } + var ptr = info.excPtr; + if (!info.get_rethrown()) { + // Only pop if the corresponding push was through rethrow_primary_exception + exceptionCaught.push(info); + info.set_rethrown(true); + info.set_caught(false); + uncaughtExceptionCount++; + } + exceptionLast = ptr; + throw ptr; + } + + function ___cxa_rethrow_primary_exception(ptr) { + if (!ptr) return; + var info = new ExceptionInfo(ptr); + exceptionCaught.push(info); + info.set_rethrown(true); + ___cxa_rethrow(); + } + + function ___cxa_throw(ptr, type, destructor) { + var info = new ExceptionInfo(ptr); + // Initialize ExceptionInfo content after it was allocated in __cxa_allocate_exception. + info.init(type, destructor); + exceptionLast = ptr; + uncaughtExceptionCount++; + throw ptr; + } + + function ___cxa_uncaught_exceptions() { + return uncaughtExceptionCount; + } + + + var PATH = {isAbs:(path) => path.charAt(0) === '/',splitPath:(filename) => { + var splitPathRe = /^(\/?|)([\s\S]*?)((?:\.{1,2}|[^\/]+?|)(\.[^.\/]*|))(?:[\/]*)$/; + return splitPathRe.exec(filename).slice(1); + },normalizeArray:(parts, allowAboveRoot) => { + // if the path tries to go above the root, `up` ends up > 0 + var up = 0; + for (var i = parts.length - 1; i >= 0; i--) { + var last = parts[i]; + if (last === '.') { + parts.splice(i, 1); + } else if (last === '..') { + parts.splice(i, 1); + up++; + } else if (up) { + parts.splice(i, 1); + up--; + } + } + // if the path is allowed to go above the root, restore leading ..s + if (allowAboveRoot) { + for (; up; up--) { + parts.unshift('..'); + } + } + return parts; + },normalize:(path) => { + var isAbsolute = PATH.isAbs(path), + trailingSlash = path.substr(-1) === '/'; + // Normalize the path + path = PATH.normalizeArray(path.split('/').filter((p) => !!p), !isAbsolute).join('/'); + if (!path && !isAbsolute) { + path = '.'; + } + if (path && trailingSlash) { + path += '/'; + } + return (isAbsolute ? '/' : '') + path; + },dirname:(path) => { + var result = PATH.splitPath(path), + root = result[0], + dir = result[1]; + if (!root && !dir) { + // No dirname whatsoever + return '.'; + } + if (dir) { + // It has a dirname, strip trailing slash + dir = dir.substr(0, dir.length - 1); + } + return root + dir; + },basename:(path) => { + // EMSCRIPTEN return '/'' for '/', not an empty string + if (path === '/') return '/'; + path = PATH.normalize(path); + path = path.replace(/\/$/, ""); + var lastSlash = path.lastIndexOf('/'); + if (lastSlash === -1) return path; + return path.substr(lastSlash+1); + },join:function() { + var paths = Array.prototype.slice.call(arguments, 0); + return PATH.normalize(paths.join('/')); + },join2:(l, r) => { + return PATH.normalize(l + '/' + r); + }}; + + function getRandomDevice() { + if (typeof crypto == 'object' && typeof crypto['getRandomValues'] == 'function') { + // for modern web browsers + var randomBuffer = new Uint8Array(1); + return function() { crypto.getRandomValues(randomBuffer); return randomBuffer[0]; }; + } else + if (ENVIRONMENT_IS_NODE) { + // for nodejs with or without crypto support included + try { + var crypto_module = require('crypto'); + // nodejs has crypto support + return function() { return crypto_module['randomBytes'](1)[0]; }; + } catch (e) { + // nodejs doesn't have crypto support + } + } + // we couldn't find a proper implementation, as Math.random() is not suitable for /dev/random, see emscripten-core/emscripten/pull/7096 + return function() { abort("no cryptographic support found for randomDevice. consider polyfilling it if you want to use something insecure like Math.random(), e.g. put this in a --pre-js: var crypto = { getRandomValues: function(array) { for (var i = 0; i < array.length; i++) array[i] = (Math.random()*256)|0 } };"); }; + } + + var PATH_FS = {resolve:function() { + var resolvedPath = '', + resolvedAbsolute = false; + for (var i = arguments.length - 1; i >= -1 && !resolvedAbsolute; i--) { + var path = (i >= 0) ? arguments[i] : FS.cwd(); + // Skip empty and invalid entries + if (typeof path != 'string') { + throw new TypeError('Arguments to path.resolve must be strings'); + } else if (!path) { + return ''; // an invalid portion invalidates the whole thing + } + resolvedPath = path + '/' + resolvedPath; + resolvedAbsolute = PATH.isAbs(path); + } + // At this point the path should be resolved to a full absolute path, but + // handle relative paths to be safe (might happen when process.cwd() fails) + resolvedPath = PATH.normalizeArray(resolvedPath.split('/').filter((p) => !!p), !resolvedAbsolute).join('/'); + return ((resolvedAbsolute ? '/' : '') + resolvedPath) || '.'; + },relative:(from, to) => { + from = PATH_FS.resolve(from).substr(1); + to = PATH_FS.resolve(to).substr(1); + function trim(arr) { + var start = 0; + for (; start < arr.length; start++) { + if (arr[start] !== '') break; + } + var end = arr.length - 1; + for (; end >= 0; end--) { + if (arr[end] !== '') break; + } + if (start > end) return []; + return arr.slice(start, end - start + 1); + } + var fromParts = trim(from.split('/')); + var toParts = trim(to.split('/')); + var length = Math.min(fromParts.length, toParts.length); + var samePartsLength = length; + for (var i = 0; i < length; i++) { + if (fromParts[i] !== toParts[i]) { + samePartsLength = i; + break; + } + } + var outputParts = []; + for (var i = samePartsLength; i < fromParts.length; i++) { + outputParts.push('..'); + } + outputParts = outputParts.concat(toParts.slice(samePartsLength)); + return outputParts.join('/'); + }}; + + var TTY = {ttys:[],init:function () { + // https://github.com/emscripten-core/emscripten/pull/1555 + // if (ENVIRONMENT_IS_NODE) { + // // currently, FS.init does not distinguish if process.stdin is a file or TTY + // // device, it always assumes it's a TTY device. because of this, we're forcing + // // process.stdin to UTF8 encoding to at least make stdin reading compatible + // // with text files until FS.init can be refactored. + // process['stdin']['setEncoding']('utf8'); + // } + },shutdown:function() { + // https://github.com/emscripten-core/emscripten/pull/1555 + // if (ENVIRONMENT_IS_NODE) { + // // inolen: any idea as to why node -e 'process.stdin.read()' wouldn't exit immediately (with process.stdin being a tty)? + // // isaacs: because now it's reading from the stream, you've expressed interest in it, so that read() kicks off a _read() which creates a ReadReq operation + // // inolen: I thought read() in that case was a synchronous operation that just grabbed some amount of buffered data if it exists? + // // isaacs: it is. but it also triggers a _read() call, which calls readStart() on the handle + // // isaacs: do process.stdin.pause() and i'd think it'd probably close the pending call + // process['stdin']['pause'](); + // } + },register:function(dev, ops) { + TTY.ttys[dev] = { input: [], output: [], ops: ops }; + FS.registerDevice(dev, TTY.stream_ops); + },stream_ops:{open:function(stream) { + var tty = TTY.ttys[stream.node.rdev]; + if (!tty) { + throw new FS.ErrnoError(43); + } + stream.tty = tty; + stream.seekable = false; + },close:function(stream) { + // flush any pending line data + stream.tty.ops.flush(stream.tty); + },flush:function(stream) { + stream.tty.ops.flush(stream.tty); + },read:function(stream, buffer, offset, length, pos /* ignored */) { + if (!stream.tty || !stream.tty.ops.get_char) { + throw new FS.ErrnoError(60); + } + var bytesRead = 0; + for (var i = 0; i < length; i++) { + var result; + try { + result = stream.tty.ops.get_char(stream.tty); + } catch (e) { + throw new FS.ErrnoError(29); + } + if (result === undefined && bytesRead === 0) { + throw new FS.ErrnoError(6); + } + if (result === null || result === undefined) break; + bytesRead++; + buffer[offset+i] = result; + } + if (bytesRead) { + stream.node.timestamp = Date.now(); + } + return bytesRead; + },write:function(stream, buffer, offset, length, pos) { + if (!stream.tty || !stream.tty.ops.put_char) { + throw new FS.ErrnoError(60); + } + try { + for (var i = 0; i < length; i++) { + stream.tty.ops.put_char(stream.tty, buffer[offset+i]); + } + } catch (e) { + throw new FS.ErrnoError(29); + } + if (length) { + stream.node.timestamp = Date.now(); + } + return i; + }},default_tty_ops:{get_char:function(tty) { + if (!tty.input.length) { + var result = null; + if (ENVIRONMENT_IS_NODE) { + // we will read data by chunks of BUFSIZE + var BUFSIZE = 256; + var buf = Buffer.alloc(BUFSIZE); + var bytesRead = 0; + + try { + bytesRead = fs.readSync(process.stdin.fd, buf, 0, BUFSIZE, -1); + } catch(e) { + // Cross-platform differences: on Windows, reading EOF throws an exception, but on other OSes, + // reading EOF returns 0. Uniformize behavior by treating the EOF exception to return 0. + if (e.toString().includes('EOF')) bytesRead = 0; + else throw e; + } + + if (bytesRead > 0) { + result = buf.slice(0, bytesRead).toString('utf-8'); + } else { + result = null; + } + } else + if (typeof window != 'undefined' && + typeof window.prompt == 'function') { + // Browser. + result = window.prompt('Input: '); // returns null on cancel + if (result !== null) { + result += '\n'; + } + } else if (typeof readline == 'function') { + // Command line. + result = readline(); + if (result !== null) { + result += '\n'; + } + } + if (!result) { + return null; + } + tty.input = intArrayFromString(result, true); + } + return tty.input.shift(); + },put_char:function(tty, val) { + if (val === null || val === 10) { + out(UTF8ArrayToString(tty.output, 0)); + tty.output = []; + } else { + if (val != 0) tty.output.push(val); // val == 0 would cut text output off in the middle. + } + },flush:function(tty) { + if (tty.output && tty.output.length > 0) { + out(UTF8ArrayToString(tty.output, 0)); + tty.output = []; + } + }},default_tty1_ops:{put_char:function(tty, val) { + if (val === null || val === 10) { + err(UTF8ArrayToString(tty.output, 0)); + tty.output = []; + } else { + if (val != 0) tty.output.push(val); + } + },flush:function(tty) { + if (tty.output && tty.output.length > 0) { + err(UTF8ArrayToString(tty.output, 0)); + tty.output = []; + } + }}}; + + function zeroMemory(address, size) { + HEAPU8.fill(0, address, address + size); + } + + function alignMemory(size, alignment) { + assert(alignment, "alignment argument is required"); + return Math.ceil(size / alignment) * alignment; + } + function mmapAlloc(size) { + size = alignMemory(size, 65536); + var ptr = _emscripten_builtin_memalign(65536, size); + if (!ptr) return 0; + zeroMemory(ptr, size); + return ptr; + } + var MEMFS = {ops_table:null,mount:function(mount) { + return MEMFS.createNode(null, '/', 16384 | 511 /* 0777 */, 0); + },createNode:function(parent, name, mode, dev) { + if (FS.isBlkdev(mode) || FS.isFIFO(mode)) { + // no supported + throw new FS.ErrnoError(63); + } + if (!MEMFS.ops_table) { + MEMFS.ops_table = { + dir: { + node: { + getattr: MEMFS.node_ops.getattr, + setattr: MEMFS.node_ops.setattr, + lookup: MEMFS.node_ops.lookup, + mknod: MEMFS.node_ops.mknod, + rename: MEMFS.node_ops.rename, + unlink: MEMFS.node_ops.unlink, + rmdir: MEMFS.node_ops.rmdir, + readdir: MEMFS.node_ops.readdir, + symlink: MEMFS.node_ops.symlink + }, + stream: { + llseek: MEMFS.stream_ops.llseek + } + }, + file: { + node: { + getattr: MEMFS.node_ops.getattr, + setattr: MEMFS.node_ops.setattr + }, + stream: { + llseek: MEMFS.stream_ops.llseek, + read: MEMFS.stream_ops.read, + write: MEMFS.stream_ops.write, + allocate: MEMFS.stream_ops.allocate, + mmap: MEMFS.stream_ops.mmap, + msync: MEMFS.stream_ops.msync + } + }, + link: { + node: { + getattr: MEMFS.node_ops.getattr, + setattr: MEMFS.node_ops.setattr, + readlink: MEMFS.node_ops.readlink + }, + stream: {} + }, + chrdev: { + node: { + getattr: MEMFS.node_ops.getattr, + setattr: MEMFS.node_ops.setattr + }, + stream: FS.chrdev_stream_ops + } + }; + } + var node = FS.createNode(parent, name, mode, dev); + if (FS.isDir(node.mode)) { + node.node_ops = MEMFS.ops_table.dir.node; + node.stream_ops = MEMFS.ops_table.dir.stream; + node.contents = {}; + } else if (FS.isFile(node.mode)) { + node.node_ops = MEMFS.ops_table.file.node; + node.stream_ops = MEMFS.ops_table.file.stream; + node.usedBytes = 0; // The actual number of bytes used in the typed array, as opposed to contents.length which gives the whole capacity. + // When the byte data of the file is populated, this will point to either a typed array, or a normal JS array. Typed arrays are preferred + // for performance, and used by default. However, typed arrays are not resizable like normal JS arrays are, so there is a small disk size + // penalty involved for appending file writes that continuously grow a file similar to std::vector capacity vs used -scheme. + node.contents = null; + } else if (FS.isLink(node.mode)) { + node.node_ops = MEMFS.ops_table.link.node; + node.stream_ops = MEMFS.ops_table.link.stream; + } else if (FS.isChrdev(node.mode)) { + node.node_ops = MEMFS.ops_table.chrdev.node; + node.stream_ops = MEMFS.ops_table.chrdev.stream; + } + node.timestamp = Date.now(); + // add the new node to the parent + if (parent) { + parent.contents[name] = node; + parent.timestamp = node.timestamp; + } + return node; + },getFileDataAsTypedArray:function(node) { + if (!node.contents) return new Uint8Array(0); + if (node.contents.subarray) return node.contents.subarray(0, node.usedBytes); // Make sure to not return excess unused bytes. + return new Uint8Array(node.contents); + },expandFileStorage:function(node, newCapacity) { + var prevCapacity = node.contents ? node.contents.length : 0; + if (prevCapacity >= newCapacity) return; // No need to expand, the storage was already large enough. + // Don't expand strictly to the given requested limit if it's only a very small increase, but instead geometrically grow capacity. + // For small filesizes (<1MB), perform size*2 geometric increase, but for large sizes, do a much more conservative size*1.125 increase to + // avoid overshooting the allocation cap by a very large margin. + var CAPACITY_DOUBLING_MAX = 1024 * 1024; + newCapacity = Math.max(newCapacity, (prevCapacity * (prevCapacity < CAPACITY_DOUBLING_MAX ? 2.0 : 1.125)) >>> 0); + if (prevCapacity != 0) newCapacity = Math.max(newCapacity, 256); // At minimum allocate 256b for each file when expanding. + var oldContents = node.contents; + node.contents = new Uint8Array(newCapacity); // Allocate new storage. + if (node.usedBytes > 0) node.contents.set(oldContents.subarray(0, node.usedBytes), 0); // Copy old data over to the new storage. + },resizeFileStorage:function(node, newSize) { + if (node.usedBytes == newSize) return; + if (newSize == 0) { + node.contents = null; // Fully decommit when requesting a resize to zero. + node.usedBytes = 0; + } else { + var oldContents = node.contents; + node.contents = new Uint8Array(newSize); // Allocate new storage. + if (oldContents) { + node.contents.set(oldContents.subarray(0, Math.min(newSize, node.usedBytes))); // Copy old data over to the new storage. + } + node.usedBytes = newSize; + } + },node_ops:{getattr:function(node) { + var attr = {}; + // device numbers reuse inode numbers. + attr.dev = FS.isChrdev(node.mode) ? node.id : 1; + attr.ino = node.id; + attr.mode = node.mode; + attr.nlink = 1; + attr.uid = 0; + attr.gid = 0; + attr.rdev = node.rdev; + if (FS.isDir(node.mode)) { + attr.size = 4096; + } else if (FS.isFile(node.mode)) { + attr.size = node.usedBytes; + } else if (FS.isLink(node.mode)) { + attr.size = node.link.length; + } else { + attr.size = 0; + } + attr.atime = new Date(node.timestamp); + attr.mtime = new Date(node.timestamp); + attr.ctime = new Date(node.timestamp); + // NOTE: In our implementation, st_blocks = Math.ceil(st_size/st_blksize), + // but this is not required by the standard. + attr.blksize = 4096; + attr.blocks = Math.ceil(attr.size / attr.blksize); + return attr; + },setattr:function(node, attr) { + if (attr.mode !== undefined) { + node.mode = attr.mode; + } + if (attr.timestamp !== undefined) { + node.timestamp = attr.timestamp; + } + if (attr.size !== undefined) { + MEMFS.resizeFileStorage(node, attr.size); + } + },lookup:function(parent, name) { + throw FS.genericErrors[44]; + },mknod:function(parent, name, mode, dev) { + return MEMFS.createNode(parent, name, mode, dev); + },rename:function(old_node, new_dir, new_name) { + // if we're overwriting a directory at new_name, make sure it's empty. + if (FS.isDir(old_node.mode)) { + var new_node; + try { + new_node = FS.lookupNode(new_dir, new_name); + } catch (e) { + } + if (new_node) { + for (var i in new_node.contents) { + throw new FS.ErrnoError(55); + } + } + } + // do the internal rewiring + delete old_node.parent.contents[old_node.name]; + old_node.parent.timestamp = Date.now() + old_node.name = new_name; + new_dir.contents[new_name] = old_node; + new_dir.timestamp = old_node.parent.timestamp; + old_node.parent = new_dir; + },unlink:function(parent, name) { + delete parent.contents[name]; + parent.timestamp = Date.now(); + },rmdir:function(parent, name) { + var node = FS.lookupNode(parent, name); + for (var i in node.contents) { + throw new FS.ErrnoError(55); + } + delete parent.contents[name]; + parent.timestamp = Date.now(); + },readdir:function(node) { + var entries = ['.', '..']; + for (var key in node.contents) { + if (!node.contents.hasOwnProperty(key)) { + continue; + } + entries.push(key); + } + return entries; + },symlink:function(parent, newname, oldpath) { + var node = MEMFS.createNode(parent, newname, 511 /* 0777 */ | 40960, 0); + node.link = oldpath; + return node; + },readlink:function(node) { + if (!FS.isLink(node.mode)) { + throw new FS.ErrnoError(28); + } + return node.link; + }},stream_ops:{read:function(stream, buffer, offset, length, position) { + var contents = stream.node.contents; + if (position >= stream.node.usedBytes) return 0; + var size = Math.min(stream.node.usedBytes - position, length); + assert(size >= 0); + if (size > 8 && contents.subarray) { // non-trivial, and typed array + buffer.set(contents.subarray(position, position + size), offset); + } else { + for (var i = 0; i < size; i++) buffer[offset + i] = contents[position + i]; + } + return size; + },write:function(stream, buffer, offset, length, position, canOwn) { + // The data buffer should be a typed array view + assert(!(buffer instanceof ArrayBuffer)); + // If the buffer is located in main memory (HEAP), and if + // memory can grow, we can't hold on to references of the + // memory buffer, as they may get invalidated. That means we + // need to do copy its contents. + if (buffer.buffer === HEAP8.buffer) { + canOwn = false; + } + + if (!length) return 0; + var node = stream.node; + node.timestamp = Date.now(); + + if (buffer.subarray && (!node.contents || node.contents.subarray)) { // This write is from a typed array to a typed array? + if (canOwn) { + assert(position === 0, 'canOwn must imply no weird position inside the file'); + node.contents = buffer.subarray(offset, offset + length); + node.usedBytes = length; + return length; + } else if (node.usedBytes === 0 && position === 0) { // If this is a simple first write to an empty file, do a fast set since we don't need to care about old data. + node.contents = buffer.slice(offset, offset + length); + node.usedBytes = length; + return length; + } else if (position + length <= node.usedBytes) { // Writing to an already allocated and used subrange of the file? + node.contents.set(buffer.subarray(offset, offset + length), position); + return length; + } + } + + // Appending to an existing file and we need to reallocate, or source data did not come as a typed array. + MEMFS.expandFileStorage(node, position+length); + if (node.contents.subarray && buffer.subarray) { + // Use typed array write which is available. + node.contents.set(buffer.subarray(offset, offset + length), position); + } else { + for (var i = 0; i < length; i++) { + node.contents[position + i] = buffer[offset + i]; // Or fall back to manual write if not. + } + } + node.usedBytes = Math.max(node.usedBytes, position + length); + return length; + },llseek:function(stream, offset, whence) { + var position = offset; + if (whence === 1) { + position += stream.position; + } else if (whence === 2) { + if (FS.isFile(stream.node.mode)) { + position += stream.node.usedBytes; + } + } + if (position < 0) { + throw new FS.ErrnoError(28); + } + return position; + },allocate:function(stream, offset, length) { + MEMFS.expandFileStorage(stream.node, offset + length); + stream.node.usedBytes = Math.max(stream.node.usedBytes, offset + length); + },mmap:function(stream, length, position, prot, flags) { + if (!FS.isFile(stream.node.mode)) { + throw new FS.ErrnoError(43); + } + var ptr; + var allocated; + var contents = stream.node.contents; + // Only make a new copy when MAP_PRIVATE is specified. + if (!(flags & 2) && contents.buffer === buffer) { + // We can't emulate MAP_SHARED when the file is not backed by the buffer + // we're mapping to (e.g. the HEAP buffer). + allocated = false; + ptr = contents.byteOffset; + } else { + // Try to avoid unnecessary slices. + if (position > 0 || position + length < contents.length) { + if (contents.subarray) { + contents = contents.subarray(position, position + length); + } else { + contents = Array.prototype.slice.call(contents, position, position + length); + } + } + allocated = true; + ptr = mmapAlloc(length); + if (!ptr) { + throw new FS.ErrnoError(48); + } + HEAP8.set(contents, ptr); + } + return { ptr: ptr, allocated: allocated }; + },msync:function(stream, buffer, offset, length, mmapFlags) { + if (!FS.isFile(stream.node.mode)) { + throw new FS.ErrnoError(43); + } + if (mmapFlags & 2) { + // MAP_PRIVATE calls need not to be synced back to underlying fs + return 0; + } + + var bytesWritten = MEMFS.stream_ops.write(stream, buffer, 0, length, offset, false); + // should we check if bytesWritten and length are the same? + return 0; + }}}; + + /** @param {boolean=} noRunDep */ + function asyncLoad(url, onload, onerror, noRunDep) { + var dep = !noRunDep ? getUniqueRunDependency('al ' + url) : ''; + readAsync(url, function(arrayBuffer) { + assert(arrayBuffer, 'Loading data file "' + url + '" failed (no arrayBuffer).'); + onload(new Uint8Array(arrayBuffer)); + if (dep) removeRunDependency(dep); + }, function(event) { + if (onerror) { + onerror(); + } else { + throw 'Loading data file "' + url + '" failed.'; + } + }); + if (dep) addRunDependency(dep); + } + + var ERRNO_CODES = {}; + var NODEFS = {isWindows:false,staticInit:() => { + NODEFS.isWindows = !!process.platform.match(/^win/); + var flags = process["binding"]("constants"); + // Node.js 4 compatibility: it has no namespaces for constants + if (flags["fs"]) { + flags = flags["fs"]; + } + NODEFS.flagsForNodeMap = { + "1024": flags["O_APPEND"], + "64": flags["O_CREAT"], + "128": flags["O_EXCL"], + "256": flags["O_NOCTTY"], + "0": flags["O_RDONLY"], + "2": flags["O_RDWR"], + "4096": flags["O_SYNC"], + "512": flags["O_TRUNC"], + "1": flags["O_WRONLY"], + "131072": flags["O_NOFOLLOW"], + }; + // The 0 define must match on both sides, as otherwise we would not + // know to add it. + assert(NODEFS.flagsForNodeMap["0"] === 0); + },convertNodeCode:(e) => { + var code = e.code; + assert(code in ERRNO_CODES, 'unexpected node error code: ' + code + ' (' + e + ')'); + return ERRNO_CODES[code]; + },mount:(mount) => { + assert(ENVIRONMENT_IS_NODE); + return NODEFS.createNode(null, '/', NODEFS.getMode(mount.opts.root), 0); + },createNode:(parent, name, mode, dev) => { + if (!FS.isDir(mode) && !FS.isFile(mode) && !FS.isLink(mode)) { + throw new FS.ErrnoError(28); + } + var node = FS.createNode(parent, name, mode); + node.node_ops = NODEFS.node_ops; + node.stream_ops = NODEFS.stream_ops; + return node; + },getMode:(path) => { + var stat; + try { + stat = fs.lstatSync(path); + if (NODEFS.isWindows) { + // Node.js on Windows never represents permission bit 'x', so + // propagate read bits to execute bits + stat.mode = stat.mode | ((stat.mode & 292) >> 2); + } + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(NODEFS.convertNodeCode(e)); + } + return stat.mode; + },realPath:(node) => { + var parts = []; + while (node.parent !== node) { + parts.push(node.name); + node = node.parent; + } + parts.push(node.mount.opts.root); + parts.reverse(); + return PATH.join.apply(null, parts); + },flagsForNode:(flags) => { + flags &= ~2097152; // Ignore this flag from musl, otherwise node.js fails to open the file. + flags &= ~2048; // Ignore this flag from musl, otherwise node.js fails to open the file. + flags &= ~32768; // Ignore this flag from musl, otherwise node.js fails to open the file. + flags &= ~524288; // Some applications may pass it; it makes no sense for a single process. + flags &= ~65536; // Node.js doesn't need this passed in, it errors. + var newFlags = 0; + for (var k in NODEFS.flagsForNodeMap) { + if (flags & k) { + newFlags |= NODEFS.flagsForNodeMap[k]; + flags ^= k; + } + } + if (!flags) { + return newFlags; + } else { + throw new FS.ErrnoError(28); + } + },node_ops:{getattr:(node) => { + var path = NODEFS.realPath(node); + var stat; + try { + stat = fs.lstatSync(path); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(NODEFS.convertNodeCode(e)); + } + // node.js v0.10.20 doesn't report blksize and blocks on Windows. Fake them with default blksize of 4096. + // See http://support.microsoft.com/kb/140365 + if (NODEFS.isWindows && !stat.blksize) { + stat.blksize = 4096; + } + if (NODEFS.isWindows && !stat.blocks) { + stat.blocks = (stat.size+stat.blksize-1)/stat.blksize|0; + } + return { + dev: stat.dev, + ino: stat.ino, + mode: stat.mode, + nlink: stat.nlink, + uid: stat.uid, + gid: stat.gid, + rdev: stat.rdev, + size: stat.size, + atime: stat.atime, + mtime: stat.mtime, + ctime: stat.ctime, + blksize: stat.blksize, + blocks: stat.blocks + }; + },setattr:(node, attr) => { + var path = NODEFS.realPath(node); + try { + if (attr.mode !== undefined) { + fs.chmodSync(path, attr.mode); + // update the common node structure mode as well + node.mode = attr.mode; + } + if (attr.timestamp !== undefined) { + var date = new Date(attr.timestamp); + fs.utimesSync(path, date, date); + } + if (attr.size !== undefined) { + fs.truncateSync(path, attr.size); + } + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(NODEFS.convertNodeCode(e)); + } + },lookup:(parent, name) => { + var path = PATH.join2(NODEFS.realPath(parent), name); + var mode = NODEFS.getMode(path); + return NODEFS.createNode(parent, name, mode); + },mknod:(parent, name, mode, dev) => { + var node = NODEFS.createNode(parent, name, mode, dev); + // create the backing node for this in the fs root as well + var path = NODEFS.realPath(node); + try { + if (FS.isDir(node.mode)) { + fs.mkdirSync(path, node.mode); + } else { + fs.writeFileSync(path, '', { mode: node.mode }); + } + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(NODEFS.convertNodeCode(e)); + } + return node; + },rename:(oldNode, newDir, newName) => { + var oldPath = NODEFS.realPath(oldNode); + var newPath = PATH.join2(NODEFS.realPath(newDir), newName); + try { + fs.renameSync(oldPath, newPath); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(NODEFS.convertNodeCode(e)); + } + oldNode.name = newName; + },unlink:(parent, name) => { + var path = PATH.join2(NODEFS.realPath(parent), name); + try { + fs.unlinkSync(path); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(NODEFS.convertNodeCode(e)); + } + },rmdir:(parent, name) => { + var path = PATH.join2(NODEFS.realPath(parent), name); + try { + fs.rmdirSync(path); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(NODEFS.convertNodeCode(e)); + } + },readdir:(node) => { + var path = NODEFS.realPath(node); + try { + return fs.readdirSync(path); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(NODEFS.convertNodeCode(e)); + } + },symlink:(parent, newName, oldPath) => { + var newPath = PATH.join2(NODEFS.realPath(parent), newName); + try { + fs.symlinkSync(oldPath, newPath); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(NODEFS.convertNodeCode(e)); + } + },readlink:(node) => { + var path = NODEFS.realPath(node); + try { + path = fs.readlinkSync(path); + path = nodePath.relative(nodePath.resolve(node.mount.opts.root), path); + return path; + } catch (e) { + if (!e.code) throw e; + // node under windows can return code 'UNKNOWN' here: + // https://github.com/emscripten-core/emscripten/issues/15468 + if (e.code === 'UNKNOWN') throw new FS.ErrnoError(28); + throw new FS.ErrnoError(NODEFS.convertNodeCode(e)); + } + }},stream_ops:{open:(stream) => { + var path = NODEFS.realPath(stream.node); + try { + if (FS.isFile(stream.node.mode)) { + stream.nfd = fs.openSync(path, NODEFS.flagsForNode(stream.flags)); + } + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(NODEFS.convertNodeCode(e)); + } + },close:(stream) => { + try { + if (FS.isFile(stream.node.mode) && stream.nfd) { + fs.closeSync(stream.nfd); + } + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(NODEFS.convertNodeCode(e)); + } + },read:(stream, buffer, offset, length, position) => { + // Node.js < 6 compatibility: node errors on 0 length reads + if (length === 0) return 0; + try { + return fs.readSync(stream.nfd, Buffer.from(buffer.buffer), offset, length, position); + } catch (e) { + throw new FS.ErrnoError(NODEFS.convertNodeCode(e)); + } + },write:(stream, buffer, offset, length, position) => { + try { + return fs.writeSync(stream.nfd, Buffer.from(buffer.buffer), offset, length, position); + } catch (e) { + throw new FS.ErrnoError(NODEFS.convertNodeCode(e)); + } + },llseek:(stream, offset, whence) => { + var position = offset; + if (whence === 1) { + position += stream.position; + } else if (whence === 2) { + if (FS.isFile(stream.node.mode)) { + try { + var stat = fs.fstatSync(stream.nfd); + position += stat.size; + } catch (e) { + throw new FS.ErrnoError(NODEFS.convertNodeCode(e)); + } + } + } + + if (position < 0) { + throw new FS.ErrnoError(28); + } + + return position; + },mmap:(stream, length, position, prot, flags) => { + if (!FS.isFile(stream.node.mode)) { + throw new FS.ErrnoError(43); + } + + var ptr = mmapAlloc(length); + + NODEFS.stream_ops.read(stream, HEAP8, ptr, length, position); + return { ptr: ptr, allocated: true }; + },msync:(stream, buffer, offset, length, mmapFlags) => { + if (!FS.isFile(stream.node.mode)) { + throw new FS.ErrnoError(43); + } + if (mmapFlags & 2) { + // MAP_PRIVATE calls need not to be synced back to underlying fs + return 0; + } + + var bytesWritten = NODEFS.stream_ops.write(stream, buffer, 0, length, offset, false); + return 0; + }}}; + + var ERRNO_MESSAGES = {0:"Success",1:"Arg list too long",2:"Permission denied",3:"Address already in use",4:"Address not available",5:"Address family not supported by protocol family",6:"No more processes",7:"Socket already connected",8:"Bad file number",9:"Trying to read unreadable message",10:"Mount device busy",11:"Operation canceled",12:"No children",13:"Connection aborted",14:"Connection refused",15:"Connection reset by peer",16:"File locking deadlock error",17:"Destination address required",18:"Math arg out of domain of func",19:"Quota exceeded",20:"File exists",21:"Bad address",22:"File too large",23:"Host is unreachable",24:"Identifier removed",25:"Illegal byte sequence",26:"Connection already in progress",27:"Interrupted system call",28:"Invalid argument",29:"I/O error",30:"Socket is already connected",31:"Is a directory",32:"Too many symbolic links",33:"Too many open files",34:"Too many links",35:"Message too long",36:"Multihop attempted",37:"File or path name too long",38:"Network interface is not configured",39:"Connection reset by network",40:"Network is unreachable",41:"Too many open files in system",42:"No buffer space available",43:"No such device",44:"No such file or directory",45:"Exec format error",46:"No record locks available",47:"The link has been severed",48:"Not enough core",49:"No message of desired type",50:"Protocol not available",51:"No space left on device",52:"Function not implemented",53:"Socket is not connected",54:"Not a directory",55:"Directory not empty",56:"State not recoverable",57:"Socket operation on non-socket",59:"Not a typewriter",60:"No such device or address",61:"Value too large for defined data type",62:"Previous owner died",63:"Not super-user",64:"Broken pipe",65:"Protocol error",66:"Unknown protocol",67:"Protocol wrong type for socket",68:"Math result not representable",69:"Read only file system",70:"Illegal seek",71:"No such process",72:"Stale file handle",73:"Connection timed out",74:"Text file busy",75:"Cross-device link",100:"Device not a stream",101:"Bad font file fmt",102:"Invalid slot",103:"Invalid request code",104:"No anode",105:"Block device required",106:"Channel number out of range",107:"Level 3 halted",108:"Level 3 reset",109:"Link number out of range",110:"Protocol driver not attached",111:"No CSI structure available",112:"Level 2 halted",113:"Invalid exchange",114:"Invalid request descriptor",115:"Exchange full",116:"No data (for no delay io)",117:"Timer expired",118:"Out of streams resources",119:"Machine is not on the network",120:"Package not installed",121:"The object is remote",122:"Advertise error",123:"Srmount error",124:"Communication error on send",125:"Cross mount point (not really error)",126:"Given log. name not unique",127:"f.d. invalid for this operation",128:"Remote address changed",129:"Can access a needed shared lib",130:"Accessing a corrupted shared lib",131:".lib section in a.out corrupted",132:"Attempting to link in too many libs",133:"Attempting to exec a shared library",135:"Streams pipe error",136:"Too many users",137:"Socket type not supported",138:"Not supported",139:"Protocol family not supported",140:"Can't send after socket shutdown",141:"Too many references",142:"Host is down",148:"No medium (in tape drive)",156:"Level 2 not synchronized"}; + var FS = {root:null,mounts:[],devices:{},streams:[],nextInode:1,nameTable:null,currentPath:"/",initialized:false,ignorePermissions:true,ErrnoError:null,genericErrors:{},filesystems:null,syncFSRequests:0,lookupPath:(path, opts = {}) => { + path = PATH_FS.resolve(FS.cwd(), path); + + if (!path) return { path: '', node: null }; + + var defaults = { + follow_mount: true, + recurse_count: 0 + }; + opts = Object.assign(defaults, opts) + + if (opts.recurse_count > 8) { // max recursive lookup of 8 + throw new FS.ErrnoError(32); + } + + // split the path + var parts = PATH.normalizeArray(path.split('/').filter((p) => !!p), false); + + // start at the root + var current = FS.root; + var current_path = '/'; + + for (var i = 0; i < parts.length; i++) { + var islast = (i === parts.length-1); + if (islast && opts.parent) { + // stop resolving + break; + } + + current = FS.lookupNode(current, parts[i]); + current_path = PATH.join2(current_path, parts[i]); + + // jump to the mount's root node if this is a mountpoint + if (FS.isMountpoint(current)) { + if (!islast || (islast && opts.follow_mount)) { + current = current.mounted.root; + } + } + + // by default, lookupPath will not follow a symlink if it is the final path component. + // setting opts.follow = true will override this behavior. + if (!islast || opts.follow) { + var count = 0; + while (FS.isLink(current.mode)) { + var link = FS.readlink(current_path); + current_path = PATH_FS.resolve(PATH.dirname(current_path), link); + + var lookup = FS.lookupPath(current_path, { recurse_count: opts.recurse_count + 1 }); + current = lookup.node; + + if (count++ > 40) { // limit max consecutive symlinks to 40 (SYMLOOP_MAX). + throw new FS.ErrnoError(32); + } + } + } + } + + return { path: current_path, node: current }; + },getPath:(node) => { + var path; + while (true) { + if (FS.isRoot(node)) { + var mount = node.mount.mountpoint; + if (!path) return mount; + return mount[mount.length-1] !== '/' ? mount + '/' + path : mount + path; + } + path = path ? node.name + '/' + path : node.name; + node = node.parent; + } + },hashName:(parentid, name) => { + var hash = 0; + + for (var i = 0; i < name.length; i++) { + hash = ((hash << 5) - hash + name.charCodeAt(i)) | 0; + } + return ((parentid + hash) >>> 0) % FS.nameTable.length; + },hashAddNode:(node) => { + var hash = FS.hashName(node.parent.id, node.name); + node.name_next = FS.nameTable[hash]; + FS.nameTable[hash] = node; + },hashRemoveNode:(node) => { + var hash = FS.hashName(node.parent.id, node.name); + if (FS.nameTable[hash] === node) { + FS.nameTable[hash] = node.name_next; + } else { + var current = FS.nameTable[hash]; + while (current) { + if (current.name_next === node) { + current.name_next = node.name_next; + break; + } + current = current.name_next; + } + } + },lookupNode:(parent, name) => { + var errCode = FS.mayLookup(parent); + if (errCode) { + throw new FS.ErrnoError(errCode, parent); + } + var hash = FS.hashName(parent.id, name); + for (var node = FS.nameTable[hash]; node; node = node.name_next) { + var nodeName = node.name; + if (node.parent.id === parent.id && nodeName === name) { + return node; + } + } + // if we failed to find it in the cache, call into the VFS + return FS.lookup(parent, name); + },createNode:(parent, name, mode, rdev) => { + assert(typeof parent == 'object') + var node = new FS.FSNode(parent, name, mode, rdev); + + FS.hashAddNode(node); + + return node; + },destroyNode:(node) => { + FS.hashRemoveNode(node); + },isRoot:(node) => { + return node === node.parent; + },isMountpoint:(node) => { + return !!node.mounted; + },isFile:(mode) => { + return (mode & 61440) === 32768; + },isDir:(mode) => { + return (mode & 61440) === 16384; + },isLink:(mode) => { + return (mode & 61440) === 40960; + },isChrdev:(mode) => { + return (mode & 61440) === 8192; + },isBlkdev:(mode) => { + return (mode & 61440) === 24576; + },isFIFO:(mode) => { + return (mode & 61440) === 4096; + },isSocket:(mode) => { + return (mode & 49152) === 49152; + },flagModes:{"r":0,"r+":2,"w":577,"w+":578,"a":1089,"a+":1090},modeStringToFlags:(str) => { + var flags = FS.flagModes[str]; + if (typeof flags == 'undefined') { + throw new Error('Unknown file open mode: ' + str); + } + return flags; + },flagsToPermissionString:(flag) => { + var perms = ['r', 'w', 'rw'][flag & 3]; + if ((flag & 512)) { + perms += 'w'; + } + return perms; + },nodePermissions:(node, perms) => { + if (FS.ignorePermissions) { + return 0; + } + // return 0 if any user, group or owner bits are set. + if (perms.includes('r') && !(node.mode & 292)) { + return 2; + } else if (perms.includes('w') && !(node.mode & 146)) { + return 2; + } else if (perms.includes('x') && !(node.mode & 73)) { + return 2; + } + return 0; + },mayLookup:(dir) => { + var errCode = FS.nodePermissions(dir, 'x'); + if (errCode) return errCode; + if (!dir.node_ops.lookup) return 2; + return 0; + },mayCreate:(dir, name) => { + try { + var node = FS.lookupNode(dir, name); + return 20; + } catch (e) { + } + return FS.nodePermissions(dir, 'wx'); + },mayDelete:(dir, name, isdir) => { + var node; + try { + node = FS.lookupNode(dir, name); + } catch (e) { + return e.errno; + } + var errCode = FS.nodePermissions(dir, 'wx'); + if (errCode) { + return errCode; + } + if (isdir) { + if (!FS.isDir(node.mode)) { + return 54; + } + if (FS.isRoot(node) || FS.getPath(node) === FS.cwd()) { + return 10; + } + } else { + if (FS.isDir(node.mode)) { + return 31; + } + } + return 0; + },mayOpen:(node, flags) => { + if (!node) { + return 44; + } + if (FS.isLink(node.mode)) { + return 32; + } else if (FS.isDir(node.mode)) { + if (FS.flagsToPermissionString(flags) !== 'r' || // opening for write + (flags & 512)) { // TODO: check for O_SEARCH? (== search for dir only) + return 31; + } + } + return FS.nodePermissions(node, FS.flagsToPermissionString(flags)); + },MAX_OPEN_FDS:4096,nextfd:(fd_start = 0, fd_end = FS.MAX_OPEN_FDS) => { + for (var fd = fd_start; fd <= fd_end; fd++) { + if (!FS.streams[fd]) { + return fd; + } + } + throw new FS.ErrnoError(33); + },getStream:(fd) => FS.streams[fd],createStream:(stream, fd_start, fd_end) => { + if (!FS.FSStream) { + FS.FSStream = /** @constructor */ function() { + this.shared = { }; + }; + FS.FSStream.prototype = { + object: { + get: function() { return this.node; }, + set: function(val) { this.node = val; } + }, + isRead: { + get: function() { return (this.flags & 2097155) !== 1; } + }, + isWrite: { + get: function() { return (this.flags & 2097155) !== 0; } + }, + isAppend: { + get: function() { return (this.flags & 1024); } + }, + flags: { + get: function() { return this.shared.flags; }, + set: function(val) { this.shared.flags = val; }, + }, + position : { + get function() { return this.shared.position; }, + set: function(val) { this.shared.position = val; }, + }, + }; + } + // clone it, so we can return an instance of FSStream + stream = Object.assign(new FS.FSStream(), stream); + var fd = FS.nextfd(fd_start, fd_end); + stream.fd = fd; + FS.streams[fd] = stream; + return stream; + },closeStream:(fd) => { + FS.streams[fd] = null; + },chrdev_stream_ops:{open:(stream) => { + var device = FS.getDevice(stream.node.rdev); + // override node's stream ops with the device's + stream.stream_ops = device.stream_ops; + // forward the open call + if (stream.stream_ops.open) { + stream.stream_ops.open(stream); + } + },llseek:() => { + throw new FS.ErrnoError(70); + }},major:(dev) => ((dev) >> 8),minor:(dev) => ((dev) & 0xff),makedev:(ma, mi) => ((ma) << 8 | (mi)),registerDevice:(dev, ops) => { + FS.devices[dev] = { stream_ops: ops }; + },getDevice:(dev) => FS.devices[dev],getMounts:(mount) => { + var mounts = []; + var check = [mount]; + + while (check.length) { + var m = check.pop(); + + mounts.push(m); + + check.push.apply(check, m.mounts); + } + + return mounts; + },syncfs:(populate, callback) => { + if (typeof populate == 'function') { + callback = populate; + populate = false; + } + + FS.syncFSRequests++; + + if (FS.syncFSRequests > 1) { + err('warning: ' + FS.syncFSRequests + ' FS.syncfs operations in flight at once, probably just doing extra work'); + } + + var mounts = FS.getMounts(FS.root.mount); + var completed = 0; + + function doCallback(errCode) { + assert(FS.syncFSRequests > 0); + FS.syncFSRequests--; + return callback(errCode); + } + + function done(errCode) { + if (errCode) { + if (!done.errored) { + done.errored = true; + return doCallback(errCode); + } + return; + } + if (++completed >= mounts.length) { + doCallback(null); + } + }; + + // sync all mounts + mounts.forEach((mount) => { + if (!mount.type.syncfs) { + return done(null); + } + mount.type.syncfs(mount, populate, done); + }); + },mount:(type, opts, mountpoint) => { + if (typeof type == 'string') { + // The filesystem was not included, and instead we have an error + // message stored in the variable. + throw type; + } + var root = mountpoint === '/'; + var pseudo = !mountpoint; + var node; + + if (root && FS.root) { + throw new FS.ErrnoError(10); + } else if (!root && !pseudo) { + var lookup = FS.lookupPath(mountpoint, { follow_mount: false }); + + mountpoint = lookup.path; // use the absolute path + node = lookup.node; + + if (FS.isMountpoint(node)) { + throw new FS.ErrnoError(10); + } + + if (!FS.isDir(node.mode)) { + throw new FS.ErrnoError(54); + } + } + + var mount = { + type: type, + opts: opts, + mountpoint: mountpoint, + mounts: [] + }; + + // create a root node for the fs + var mountRoot = type.mount(mount); + mountRoot.mount = mount; + mount.root = mountRoot; + + if (root) { + FS.root = mountRoot; + } else if (node) { + // set as a mountpoint + node.mounted = mount; + + // add the new mount to the current mount's children + if (node.mount) { + node.mount.mounts.push(mount); + } + } + + return mountRoot; + },unmount:(mountpoint) => { + var lookup = FS.lookupPath(mountpoint, { follow_mount: false }); + + if (!FS.isMountpoint(lookup.node)) { + throw new FS.ErrnoError(28); + } + + // destroy the nodes for this mount, and all its child mounts + var node = lookup.node; + var mount = node.mounted; + var mounts = FS.getMounts(mount); + + Object.keys(FS.nameTable).forEach((hash) => { + var current = FS.nameTable[hash]; + + while (current) { + var next = current.name_next; + + if (mounts.includes(current.mount)) { + FS.destroyNode(current); + } + + current = next; + } + }); + + // no longer a mountpoint + node.mounted = null; + + // remove this mount from the child mounts + var idx = node.mount.mounts.indexOf(mount); + assert(idx !== -1); + node.mount.mounts.splice(idx, 1); + },lookup:(parent, name) => { + return parent.node_ops.lookup(parent, name); + },mknod:(path, mode, dev) => { + var lookup = FS.lookupPath(path, { parent: true }); + var parent = lookup.node; + var name = PATH.basename(path); + if (!name || name === '.' || name === '..') { + throw new FS.ErrnoError(28); + } + var errCode = FS.mayCreate(parent, name); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + if (!parent.node_ops.mknod) { + throw new FS.ErrnoError(63); + } + return parent.node_ops.mknod(parent, name, mode, dev); + },create:(path, mode) => { + mode = mode !== undefined ? mode : 438 /* 0666 */; + mode &= 4095; + mode |= 32768; + return FS.mknod(path, mode, 0); + },mkdir:(path, mode) => { + mode = mode !== undefined ? mode : 511 /* 0777 */; + mode &= 511 | 512; + mode |= 16384; + return FS.mknod(path, mode, 0); + },mkdirTree:(path, mode) => { + var dirs = path.split('/'); + var d = ''; + for (var i = 0; i < dirs.length; ++i) { + if (!dirs[i]) continue; + d += '/' + dirs[i]; + try { + FS.mkdir(d, mode); + } catch(e) { + if (e.errno != 20) throw e; + } + } + },mkdev:(path, mode, dev) => { + if (typeof dev == 'undefined') { + dev = mode; + mode = 438 /* 0666 */; + } + mode |= 8192; + return FS.mknod(path, mode, dev); + },symlink:(oldpath, newpath) => { + if (!PATH_FS.resolve(oldpath)) { + throw new FS.ErrnoError(44); + } + var lookup = FS.lookupPath(newpath, { parent: true }); + var parent = lookup.node; + if (!parent) { + throw new FS.ErrnoError(44); + } + var newname = PATH.basename(newpath); + var errCode = FS.mayCreate(parent, newname); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + if (!parent.node_ops.symlink) { + throw new FS.ErrnoError(63); + } + return parent.node_ops.symlink(parent, newname, oldpath); + },rename:(old_path, new_path) => { + var old_dirname = PATH.dirname(old_path); + var new_dirname = PATH.dirname(new_path); + var old_name = PATH.basename(old_path); + var new_name = PATH.basename(new_path); + // parents must exist + var lookup, old_dir, new_dir; + + // let the errors from non existant directories percolate up + lookup = FS.lookupPath(old_path, { parent: true }); + old_dir = lookup.node; + lookup = FS.lookupPath(new_path, { parent: true }); + new_dir = lookup.node; + + if (!old_dir || !new_dir) throw new FS.ErrnoError(44); + // need to be part of the same mount + if (old_dir.mount !== new_dir.mount) { + throw new FS.ErrnoError(75); + } + // source must exist + var old_node = FS.lookupNode(old_dir, old_name); + // old path should not be an ancestor of the new path + var relative = PATH_FS.relative(old_path, new_dirname); + if (relative.charAt(0) !== '.') { + throw new FS.ErrnoError(28); + } + // new path should not be an ancestor of the old path + relative = PATH_FS.relative(new_path, old_dirname); + if (relative.charAt(0) !== '.') { + throw new FS.ErrnoError(55); + } + // see if the new path already exists + var new_node; + try { + new_node = FS.lookupNode(new_dir, new_name); + } catch (e) { + // not fatal + } + // early out if nothing needs to change + if (old_node === new_node) { + return; + } + // we'll need to delete the old entry + var isdir = FS.isDir(old_node.mode); + var errCode = FS.mayDelete(old_dir, old_name, isdir); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + // need delete permissions if we'll be overwriting. + // need create permissions if new doesn't already exist. + errCode = new_node ? + FS.mayDelete(new_dir, new_name, isdir) : + FS.mayCreate(new_dir, new_name); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + if (!old_dir.node_ops.rename) { + throw new FS.ErrnoError(63); + } + if (FS.isMountpoint(old_node) || (new_node && FS.isMountpoint(new_node))) { + throw new FS.ErrnoError(10); + } + // if we are going to change the parent, check write permissions + if (new_dir !== old_dir) { + errCode = FS.nodePermissions(old_dir, 'w'); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + } + // remove the node from the lookup hash + FS.hashRemoveNode(old_node); + // do the underlying fs rename + try { + old_dir.node_ops.rename(old_node, new_dir, new_name); + } catch (e) { + throw e; + } finally { + // add the node back to the hash (in case node_ops.rename + // changed its name) + FS.hashAddNode(old_node); + } + },rmdir:(path) => { + var lookup = FS.lookupPath(path, { parent: true }); + var parent = lookup.node; + var name = PATH.basename(path); + var node = FS.lookupNode(parent, name); + var errCode = FS.mayDelete(parent, name, true); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + if (!parent.node_ops.rmdir) { + throw new FS.ErrnoError(63); + } + if (FS.isMountpoint(node)) { + throw new FS.ErrnoError(10); + } + parent.node_ops.rmdir(parent, name); + FS.destroyNode(node); + },readdir:(path) => { + var lookup = FS.lookupPath(path, { follow: true }); + var node = lookup.node; + if (!node.node_ops.readdir) { + throw new FS.ErrnoError(54); + } + return node.node_ops.readdir(node); + },unlink:(path) => { + var lookup = FS.lookupPath(path, { parent: true }); + var parent = lookup.node; + if (!parent) { + throw new FS.ErrnoError(44); + } + var name = PATH.basename(path); + var node = FS.lookupNode(parent, name); + var errCode = FS.mayDelete(parent, name, false); + if (errCode) { + // According to POSIX, we should map EISDIR to EPERM, but + // we instead do what Linux does (and we must, as we use + // the musl linux libc). + throw new FS.ErrnoError(errCode); + } + if (!parent.node_ops.unlink) { + throw new FS.ErrnoError(63); + } + if (FS.isMountpoint(node)) { + throw new FS.ErrnoError(10); + } + parent.node_ops.unlink(parent, name); + FS.destroyNode(node); + },readlink:(path) => { + var lookup = FS.lookupPath(path); + var link = lookup.node; + if (!link) { + throw new FS.ErrnoError(44); + } + if (!link.node_ops.readlink) { + throw new FS.ErrnoError(28); + } + return PATH_FS.resolve(FS.getPath(link.parent), link.node_ops.readlink(link)); + },stat:(path, dontFollow) => { + var lookup = FS.lookupPath(path, { follow: !dontFollow }); + var node = lookup.node; + if (!node) { + throw new FS.ErrnoError(44); + } + if (!node.node_ops.getattr) { + throw new FS.ErrnoError(63); + } + return node.node_ops.getattr(node); + },lstat:(path) => { + return FS.stat(path, true); + },chmod:(path, mode, dontFollow) => { + var node; + if (typeof path == 'string') { + var lookup = FS.lookupPath(path, { follow: !dontFollow }); + node = lookup.node; + } else { + node = path; + } + if (!node.node_ops.setattr) { + throw new FS.ErrnoError(63); + } + node.node_ops.setattr(node, { + mode: (mode & 4095) | (node.mode & ~4095), + timestamp: Date.now() + }); + },lchmod:(path, mode) => { + FS.chmod(path, mode, true); + },fchmod:(fd, mode) => { + var stream = FS.getStream(fd); + if (!stream) { + throw new FS.ErrnoError(8); + } + FS.chmod(stream.node, mode); + },chown:(path, uid, gid, dontFollow) => { + var node; + if (typeof path == 'string') { + var lookup = FS.lookupPath(path, { follow: !dontFollow }); + node = lookup.node; + } else { + node = path; + } + if (!node.node_ops.setattr) { + throw new FS.ErrnoError(63); + } + node.node_ops.setattr(node, { + timestamp: Date.now() + // we ignore the uid / gid for now + }); + },lchown:(path, uid, gid) => { + FS.chown(path, uid, gid, true); + },fchown:(fd, uid, gid) => { + var stream = FS.getStream(fd); + if (!stream) { + throw new FS.ErrnoError(8); + } + FS.chown(stream.node, uid, gid); + },truncate:(path, len) => { + if (len < 0) { + throw new FS.ErrnoError(28); + } + var node; + if (typeof path == 'string') { + var lookup = FS.lookupPath(path, { follow: true }); + node = lookup.node; + } else { + node = path; + } + if (!node.node_ops.setattr) { + throw new FS.ErrnoError(63); + } + if (FS.isDir(node.mode)) { + throw new FS.ErrnoError(31); + } + if (!FS.isFile(node.mode)) { + throw new FS.ErrnoError(28); + } + var errCode = FS.nodePermissions(node, 'w'); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + node.node_ops.setattr(node, { + size: len, + timestamp: Date.now() + }); + },ftruncate:(fd, len) => { + var stream = FS.getStream(fd); + if (!stream) { + throw new FS.ErrnoError(8); + } + if ((stream.flags & 2097155) === 0) { + throw new FS.ErrnoError(28); + } + FS.truncate(stream.node, len); + },utime:(path, atime, mtime) => { + var lookup = FS.lookupPath(path, { follow: true }); + var node = lookup.node; + node.node_ops.setattr(node, { + timestamp: Math.max(atime, mtime) + }); + },open:(path, flags, mode) => { + if (path === "") { + throw new FS.ErrnoError(44); + } + flags = typeof flags == 'string' ? FS.modeStringToFlags(flags) : flags; + mode = typeof mode == 'undefined' ? 438 /* 0666 */ : mode; + if ((flags & 64)) { + mode = (mode & 4095) | 32768; + } else { + mode = 0; + } + var node; + if (typeof path == 'object') { + node = path; + } else { + path = PATH.normalize(path); + try { + var lookup = FS.lookupPath(path, { + follow: !(flags & 131072) + }); + node = lookup.node; + } catch (e) { + // ignore + } + } + // perhaps we need to create the node + var created = false; + if ((flags & 64)) { + if (node) { + // if O_CREAT and O_EXCL are set, error out if the node already exists + if ((flags & 128)) { + throw new FS.ErrnoError(20); + } + } else { + // node doesn't exist, try to create it + node = FS.mknod(path, mode, 0); + created = true; + } + } + if (!node) { + throw new FS.ErrnoError(44); + } + // can't truncate a device + if (FS.isChrdev(node.mode)) { + flags &= ~512; + } + // if asked only for a directory, then this must be one + if ((flags & 65536) && !FS.isDir(node.mode)) { + throw new FS.ErrnoError(54); + } + // check permissions, if this is not a file we just created now (it is ok to + // create and write to a file with read-only permissions; it is read-only + // for later use) + if (!created) { + var errCode = FS.mayOpen(node, flags); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + } + // do truncation if necessary + if ((flags & 512) && !created) { + FS.truncate(node, 0); + } + // we've already handled these, don't pass down to the underlying vfs + flags &= ~(128 | 512 | 131072); + + // register the stream with the filesystem + var stream = FS.createStream({ + node: node, + path: FS.getPath(node), // we want the absolute path to the node + flags: flags, + seekable: true, + position: 0, + stream_ops: node.stream_ops, + // used by the file family libc calls (fopen, fwrite, ferror, etc.) + ungotten: [], + error: false + }); + // call the new stream's open function + if (stream.stream_ops.open) { + stream.stream_ops.open(stream); + } + if (Module['logReadFiles'] && !(flags & 1)) { + if (!FS.readFiles) FS.readFiles = {}; + if (!(path in FS.readFiles)) { + FS.readFiles[path] = 1; + } + } + return stream; + },close:(stream) => { + if (FS.isClosed(stream)) { + throw new FS.ErrnoError(8); + } + if (stream.getdents) stream.getdents = null; // free readdir state + try { + if (stream.stream_ops.close) { + stream.stream_ops.close(stream); + } + } catch (e) { + throw e; + } finally { + FS.closeStream(stream.fd); + } + stream.fd = null; + },isClosed:(stream) => { + return stream.fd === null; + },llseek:(stream, offset, whence) => { + if (FS.isClosed(stream)) { + throw new FS.ErrnoError(8); + } + if (!stream.seekable || !stream.stream_ops.llseek) { + throw new FS.ErrnoError(70); + } + if (whence != 0 && whence != 1 && whence != 2) { + throw new FS.ErrnoError(28); + } + stream.position = stream.stream_ops.llseek(stream, offset, whence); + stream.ungotten = []; + return stream.position; + },read:(stream, buffer, offset, length, position) => { + if (length < 0 || position < 0) { + throw new FS.ErrnoError(28); + } + if (FS.isClosed(stream)) { + throw new FS.ErrnoError(8); + } + if ((stream.flags & 2097155) === 1) { + throw new FS.ErrnoError(8); + } + if (FS.isDir(stream.node.mode)) { + throw new FS.ErrnoError(31); + } + if (!stream.stream_ops.read) { + throw new FS.ErrnoError(28); + } + var seeking = typeof position != 'undefined'; + if (!seeking) { + position = stream.position; + } else if (!stream.seekable) { + throw new FS.ErrnoError(70); + } + var bytesRead = stream.stream_ops.read(stream, buffer, offset, length, position); + if (!seeking) stream.position += bytesRead; + return bytesRead; + },write:(stream, buffer, offset, length, position, canOwn) => { + if (length < 0 || position < 0) { + throw new FS.ErrnoError(28); + } + if (FS.isClosed(stream)) { + throw new FS.ErrnoError(8); + } + if ((stream.flags & 2097155) === 0) { + throw new FS.ErrnoError(8); + } + if (FS.isDir(stream.node.mode)) { + throw new FS.ErrnoError(31); + } + if (!stream.stream_ops.write) { + throw new FS.ErrnoError(28); + } + if (stream.seekable && stream.flags & 1024) { + // seek to the end before writing in append mode + FS.llseek(stream, 0, 2); + } + var seeking = typeof position != 'undefined'; + if (!seeking) { + position = stream.position; + } else if (!stream.seekable) { + throw new FS.ErrnoError(70); + } + var bytesWritten = stream.stream_ops.write(stream, buffer, offset, length, position, canOwn); + if (!seeking) stream.position += bytesWritten; + return bytesWritten; + },allocate:(stream, offset, length) => { + if (FS.isClosed(stream)) { + throw new FS.ErrnoError(8); + } + if (offset < 0 || length <= 0) { + throw new FS.ErrnoError(28); + } + if ((stream.flags & 2097155) === 0) { + throw new FS.ErrnoError(8); + } + if (!FS.isFile(stream.node.mode) && !FS.isDir(stream.node.mode)) { + throw new FS.ErrnoError(43); + } + if (!stream.stream_ops.allocate) { + throw new FS.ErrnoError(138); + } + stream.stream_ops.allocate(stream, offset, length); + },mmap:(stream, length, position, prot, flags) => { + // User requests writing to file (prot & PROT_WRITE != 0). + // Checking if we have permissions to write to the file unless + // MAP_PRIVATE flag is set. According to POSIX spec it is possible + // to write to file opened in read-only mode with MAP_PRIVATE flag, + // as all modifications will be visible only in the memory of + // the current process. + if ((prot & 2) !== 0 + && (flags & 2) === 0 + && (stream.flags & 2097155) !== 2) { + throw new FS.ErrnoError(2); + } + if ((stream.flags & 2097155) === 1) { + throw new FS.ErrnoError(2); + } + if (!stream.stream_ops.mmap) { + throw new FS.ErrnoError(43); + } + return stream.stream_ops.mmap(stream, length, position, prot, flags); + },msync:(stream, buffer, offset, length, mmapFlags) => { + if (!stream || !stream.stream_ops.msync) { + return 0; + } + return stream.stream_ops.msync(stream, buffer, offset, length, mmapFlags); + },munmap:(stream) => 0,ioctl:(stream, cmd, arg) => { + if (!stream.stream_ops.ioctl) { + throw new FS.ErrnoError(59); + } + return stream.stream_ops.ioctl(stream, cmd, arg); + },readFile:(path, opts = {}) => { + opts.flags = opts.flags || 0; + opts.encoding = opts.encoding || 'binary'; + if (opts.encoding !== 'utf8' && opts.encoding !== 'binary') { + throw new Error('Invalid encoding type "' + opts.encoding + '"'); + } + var ret; + var stream = FS.open(path, opts.flags); + var stat = FS.stat(path); + var length = stat.size; + var buf = new Uint8Array(length); + FS.read(stream, buf, 0, length, 0); + if (opts.encoding === 'utf8') { + ret = UTF8ArrayToString(buf, 0); + } else if (opts.encoding === 'binary') { + ret = buf; + } + FS.close(stream); + return ret; + },writeFile:(path, data, opts = {}) => { + opts.flags = opts.flags || 577; + var stream = FS.open(path, opts.flags, opts.mode); + if (typeof data == 'string') { + var buf = new Uint8Array(lengthBytesUTF8(data)+1); + var actualNumBytes = stringToUTF8Array(data, buf, 0, buf.length); + FS.write(stream, buf, 0, actualNumBytes, undefined, opts.canOwn); + } else if (ArrayBuffer.isView(data)) { + FS.write(stream, data, 0, data.byteLength, undefined, opts.canOwn); + } else { + throw new Error('Unsupported data type'); + } + FS.close(stream); + },cwd:() => FS.currentPath,chdir:(path) => { + var lookup = FS.lookupPath(path, { follow: true }); + if (lookup.node === null) { + throw new FS.ErrnoError(44); + } + if (!FS.isDir(lookup.node.mode)) { + throw new FS.ErrnoError(54); + } + var errCode = FS.nodePermissions(lookup.node, 'x'); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + FS.currentPath = lookup.path; + },createDefaultDirectories:() => { + FS.mkdir('/tmp'); + FS.mkdir('/home'); + FS.mkdir('/home/web_user'); + },createDefaultDevices:() => { + // create /dev + FS.mkdir('/dev'); + // setup /dev/null + FS.registerDevice(FS.makedev(1, 3), { + read: () => 0, + write: (stream, buffer, offset, length, pos) => length, + }); + FS.mkdev('/dev/null', FS.makedev(1, 3)); + // setup /dev/tty and /dev/tty1 + // stderr needs to print output using err() rather than out() + // so we register a second tty just for it. + TTY.register(FS.makedev(5, 0), TTY.default_tty_ops); + TTY.register(FS.makedev(6, 0), TTY.default_tty1_ops); + FS.mkdev('/dev/tty', FS.makedev(5, 0)); + FS.mkdev('/dev/tty1', FS.makedev(6, 0)); + // setup /dev/[u]random + var random_device = getRandomDevice(); + FS.createDevice('/dev', 'random', random_device); + FS.createDevice('/dev', 'urandom', random_device); + // we're not going to emulate the actual shm device, + // just create the tmp dirs that reside in it commonly + FS.mkdir('/dev/shm'); + FS.mkdir('/dev/shm/tmp'); + },createSpecialDirectories:() => { + // create /proc/self/fd which allows /proc/self/fd/6 => readlink gives the + // name of the stream for fd 6 (see test_unistd_ttyname) + FS.mkdir('/proc'); + var proc_self = FS.mkdir('/proc/self'); + FS.mkdir('/proc/self/fd'); + FS.mount({ + mount: () => { + var node = FS.createNode(proc_self, 'fd', 16384 | 511 /* 0777 */, 73); + node.node_ops = { + lookup: (parent, name) => { + var fd = +name; + var stream = FS.getStream(fd); + if (!stream) throw new FS.ErrnoError(8); + var ret = { + parent: null, + mount: { mountpoint: 'fake' }, + node_ops: { readlink: () => stream.path }, + }; + ret.parent = ret; // make it look like a simple root node + return ret; + } + }; + return node; + } + }, {}, '/proc/self/fd'); + },createStandardStreams:() => { + // TODO deprecate the old functionality of a single + // input / output callback and that utilizes FS.createDevice + // and instead require a unique set of stream ops + + // by default, we symlink the standard streams to the + // default tty devices. however, if the standard streams + // have been overwritten we create a unique device for + // them instead. + if (Module['stdin']) { + FS.createDevice('/dev', 'stdin', Module['stdin']); + } else { + FS.symlink('/dev/tty', '/dev/stdin'); + } + if (Module['stdout']) { + FS.createDevice('/dev', 'stdout', null, Module['stdout']); + } else { + FS.symlink('/dev/tty', '/dev/stdout'); + } + if (Module['stderr']) { + FS.createDevice('/dev', 'stderr', null, Module['stderr']); + } else { + FS.symlink('/dev/tty1', '/dev/stderr'); + } + + // open default streams for the stdin, stdout and stderr devices + var stdin = FS.open('/dev/stdin', 0); + var stdout = FS.open('/dev/stdout', 1); + var stderr = FS.open('/dev/stderr', 1); + assert(stdin.fd === 0, 'invalid handle for stdin (' + stdin.fd + ')'); + assert(stdout.fd === 1, 'invalid handle for stdout (' + stdout.fd + ')'); + assert(stderr.fd === 2, 'invalid handle for stderr (' + stderr.fd + ')'); + },ensureErrnoError:() => { + if (FS.ErrnoError) return; + FS.ErrnoError = /** @this{Object} */ function ErrnoError(errno, node) { + this.node = node; + this.setErrno = /** @this{Object} */ function(errno) { + this.errno = errno; + for (var key in ERRNO_CODES) { + if (ERRNO_CODES[key] === errno) { + this.code = key; + break; + } + } + }; + this.setErrno(errno); + this.message = ERRNO_MESSAGES[errno]; + + // Try to get a maximally helpful stack trace. On Node.js, getting Error.stack + // now ensures it shows what we want. + if (this.stack) { + // Define the stack property for Node.js 4, which otherwise errors on the next line. + Object.defineProperty(this, "stack", { value: (new Error).stack, writable: true }); + this.stack = demangleAll(this.stack); + } + }; + FS.ErrnoError.prototype = new Error(); + FS.ErrnoError.prototype.constructor = FS.ErrnoError; + // Some errors may happen quite a bit, to avoid overhead we reuse them (and suffer a lack of stack info) + [44].forEach((code) => { + FS.genericErrors[code] = new FS.ErrnoError(code); + FS.genericErrors[code].stack = ''; + }); + },staticInit:() => { + FS.ensureErrnoError(); + + FS.nameTable = new Array(4096); + + FS.mount(MEMFS, {}, '/'); + + FS.createDefaultDirectories(); + FS.createDefaultDevices(); + FS.createSpecialDirectories(); + + FS.filesystems = { + 'MEMFS': MEMFS, + 'NODEFS': NODEFS, + }; + },init:(input, output, error) => { + assert(!FS.init.initialized, 'FS.init was previously called. If you want to initialize later with custom parameters, remove any earlier calls (note that one is automatically added to the generated code)'); + FS.init.initialized = true; + + FS.ensureErrnoError(); + + // Allow Module.stdin etc. to provide defaults, if none explicitly passed to us here + Module['stdin'] = input || Module['stdin']; + Module['stdout'] = output || Module['stdout']; + Module['stderr'] = error || Module['stderr']; + + FS.createStandardStreams(); + },quit:() => { + FS.init.initialized = false; + // force-flush all streams, so we get musl std streams printed out + _fflush(0); + // close all of our streams + for (var i = 0; i < FS.streams.length; i++) { + var stream = FS.streams[i]; + if (!stream) { + continue; + } + FS.close(stream); + } + },getMode:(canRead, canWrite) => { + var mode = 0; + if (canRead) mode |= 292 | 73; + if (canWrite) mode |= 146; + return mode; + },findObject:(path, dontResolveLastLink) => { + var ret = FS.analyzePath(path, dontResolveLastLink); + if (ret.exists) { + return ret.object; + } else { + return null; + } + },analyzePath:(path, dontResolveLastLink) => { + // operate from within the context of the symlink's target + try { + var lookup = FS.lookupPath(path, { follow: !dontResolveLastLink }); + path = lookup.path; + } catch (e) { + } + var ret = { + isRoot: false, exists: false, error: 0, name: null, path: null, object: null, + parentExists: false, parentPath: null, parentObject: null + }; + try { + var lookup = FS.lookupPath(path, { parent: true }); + ret.parentExists = true; + ret.parentPath = lookup.path; + ret.parentObject = lookup.node; + ret.name = PATH.basename(path); + lookup = FS.lookupPath(path, { follow: !dontResolveLastLink }); + ret.exists = true; + ret.path = lookup.path; + ret.object = lookup.node; + ret.name = lookup.node.name; + ret.isRoot = lookup.path === '/'; + } catch (e) { + ret.error = e.errno; + }; + return ret; + },createPath:(parent, path, canRead, canWrite) => { + parent = typeof parent == 'string' ? parent : FS.getPath(parent); + var parts = path.split('/').reverse(); + while (parts.length) { + var part = parts.pop(); + if (!part) continue; + var current = PATH.join2(parent, part); + try { + FS.mkdir(current); + } catch (e) { + // ignore EEXIST + } + parent = current; + } + return current; + },createFile:(parent, name, properties, canRead, canWrite) => { + var path = PATH.join2(typeof parent == 'string' ? parent : FS.getPath(parent), name); + var mode = FS.getMode(canRead, canWrite); + return FS.create(path, mode); + },createDataFile:(parent, name, data, canRead, canWrite, canOwn) => { + var path = name; + if (parent) { + parent = typeof parent == 'string' ? parent : FS.getPath(parent); + path = name ? PATH.join2(parent, name) : parent; + } + var mode = FS.getMode(canRead, canWrite); + var node = FS.create(path, mode); + if (data) { + if (typeof data == 'string') { + var arr = new Array(data.length); + for (var i = 0, len = data.length; i < len; ++i) arr[i] = data.charCodeAt(i); + data = arr; + } + // make sure we can write to the file + FS.chmod(node, mode | 146); + var stream = FS.open(node, 577); + FS.write(stream, data, 0, data.length, 0, canOwn); + FS.close(stream); + FS.chmod(node, mode); + } + return node; + },createDevice:(parent, name, input, output) => { + var path = PATH.join2(typeof parent == 'string' ? parent : FS.getPath(parent), name); + var mode = FS.getMode(!!input, !!output); + if (!FS.createDevice.major) FS.createDevice.major = 64; + var dev = FS.makedev(FS.createDevice.major++, 0); + // Create a fake device that a set of stream ops to emulate + // the old behavior. + FS.registerDevice(dev, { + open: (stream) => { + stream.seekable = false; + }, + close: (stream) => { + // flush any pending line data + if (output && output.buffer && output.buffer.length) { + output(10); + } + }, + read: (stream, buffer, offset, length, pos /* ignored */) => { + var bytesRead = 0; + for (var i = 0; i < length; i++) { + var result; + try { + result = input(); + } catch (e) { + throw new FS.ErrnoError(29); + } + if (result === undefined && bytesRead === 0) { + throw new FS.ErrnoError(6); + } + if (result === null || result === undefined) break; + bytesRead++; + buffer[offset+i] = result; + } + if (bytesRead) { + stream.node.timestamp = Date.now(); + } + return bytesRead; + }, + write: (stream, buffer, offset, length, pos) => { + for (var i = 0; i < length; i++) { + try { + output(buffer[offset+i]); + } catch (e) { + throw new FS.ErrnoError(29); + } + } + if (length) { + stream.node.timestamp = Date.now(); + } + return i; + } + }); + return FS.mkdev(path, mode, dev); + },forceLoadFile:(obj) => { + if (obj.isDevice || obj.isFolder || obj.link || obj.contents) return true; + if (typeof XMLHttpRequest != 'undefined') { + throw new Error("Lazy loading should have been performed (contents set) in createLazyFile, but it was not. Lazy loading only works in web workers. Use --embed-file or --preload-file in emcc on the main thread."); + } else if (read_) { + // Command-line. + try { + // WARNING: Can't read binary files in V8's d8 or tracemonkey's js, as + // read() will try to parse UTF8. + obj.contents = intArrayFromString(read_(obj.url), true); + obj.usedBytes = obj.contents.length; + } catch (e) { + throw new FS.ErrnoError(29); + } + } else { + throw new Error('Cannot load without read() or XMLHttpRequest.'); + } + },createLazyFile:(parent, name, url, canRead, canWrite) => { + // Lazy chunked Uint8Array (implements get and length from Uint8Array). Actual getting is abstracted away for eventual reuse. + /** @constructor */ + function LazyUint8Array() { + this.lengthKnown = false; + this.chunks = []; // Loaded chunks. Index is the chunk number + } + LazyUint8Array.prototype.get = /** @this{Object} */ function LazyUint8Array_get(idx) { + if (idx > this.length-1 || idx < 0) { + return undefined; + } + var chunkOffset = idx % this.chunkSize; + var chunkNum = (idx / this.chunkSize)|0; + return this.getter(chunkNum)[chunkOffset]; + }; + LazyUint8Array.prototype.setDataGetter = function LazyUint8Array_setDataGetter(getter) { + this.getter = getter; + }; + LazyUint8Array.prototype.cacheLength = function LazyUint8Array_cacheLength() { + // Find length + var xhr = new XMLHttpRequest(); + xhr.open('HEAD', url, false); + xhr.send(null); + if (!(xhr.status >= 200 && xhr.status < 300 || xhr.status === 304)) throw new Error("Couldn't load " + url + ". Status: " + xhr.status); + var datalength = Number(xhr.getResponseHeader("Content-length")); + var header; + var hasByteServing = (header = xhr.getResponseHeader("Accept-Ranges")) && header === "bytes"; + var usesGzip = (header = xhr.getResponseHeader("Content-Encoding")) && header === "gzip"; + + var chunkSize = 1024*1024; // Chunk size in bytes + + if (!hasByteServing) chunkSize = datalength; + + // Function to get a range from the remote URL. + var doXHR = (from, to) => { + if (from > to) throw new Error("invalid range (" + from + ", " + to + ") or no bytes requested!"); + if (to > datalength-1) throw new Error("only " + datalength + " bytes available! programmer error!"); + + // TODO: Use mozResponseArrayBuffer, responseStream, etc. if available. + var xhr = new XMLHttpRequest(); + xhr.open('GET', url, false); + if (datalength !== chunkSize) xhr.setRequestHeader("Range", "bytes=" + from + "-" + to); + + // Some hints to the browser that we want binary data. + xhr.responseType = 'arraybuffer'; + if (xhr.overrideMimeType) { + xhr.overrideMimeType('text/plain; charset=x-user-defined'); + } + + xhr.send(null); + if (!(xhr.status >= 200 && xhr.status < 300 || xhr.status === 304)) throw new Error("Couldn't load " + url + ". Status: " + xhr.status); + if (xhr.response !== undefined) { + return new Uint8Array(/** @type{Array} */(xhr.response || [])); + } else { + return intArrayFromString(xhr.responseText || '', true); + } + }; + var lazyArray = this; + lazyArray.setDataGetter((chunkNum) => { + var start = chunkNum * chunkSize; + var end = (chunkNum+1) * chunkSize - 1; // including this byte + end = Math.min(end, datalength-1); // if datalength-1 is selected, this is the last block + if (typeof lazyArray.chunks[chunkNum] == 'undefined') { + lazyArray.chunks[chunkNum] = doXHR(start, end); + } + if (typeof lazyArray.chunks[chunkNum] == 'undefined') throw new Error('doXHR failed!'); + return lazyArray.chunks[chunkNum]; + }); + + if (usesGzip || !datalength) { + // if the server uses gzip or doesn't supply the length, we have to download the whole file to get the (uncompressed) length + chunkSize = datalength = 1; // this will force getter(0)/doXHR do download the whole file + datalength = this.getter(0).length; + chunkSize = datalength; + out("LazyFiles on gzip forces download of the whole file when length is accessed"); + } + + this._length = datalength; + this._chunkSize = chunkSize; + this.lengthKnown = true; + }; + if (typeof XMLHttpRequest != 'undefined') { + if (!ENVIRONMENT_IS_WORKER) throw 'Cannot do synchronous binary XHRs outside webworkers in modern browsers. Use --embed-file or --preload-file in emcc'; + var lazyArray = new LazyUint8Array(); + Object.defineProperties(lazyArray, { + length: { + get: /** @this{Object} */ function() { + if (!this.lengthKnown) { + this.cacheLength(); + } + return this._length; + } + }, + chunkSize: { + get: /** @this{Object} */ function() { + if (!this.lengthKnown) { + this.cacheLength(); + } + return this._chunkSize; + } + } + }); + + var properties = { isDevice: false, contents: lazyArray }; + } else { + var properties = { isDevice: false, url: url }; + } + + var node = FS.createFile(parent, name, properties, canRead, canWrite); + // This is a total hack, but I want to get this lazy file code out of the + // core of MEMFS. If we want to keep this lazy file concept I feel it should + // be its own thin LAZYFS proxying calls to MEMFS. + if (properties.contents) { + node.contents = properties.contents; + } else if (properties.url) { + node.contents = null; + node.url = properties.url; + } + // Add a function that defers querying the file size until it is asked the first time. + Object.defineProperties(node, { + usedBytes: { + get: /** @this {FSNode} */ function() { return this.contents.length; } + } + }); + // override each stream op with one that tries to force load the lazy file first + var stream_ops = {}; + var keys = Object.keys(node.stream_ops); + keys.forEach((key) => { + var fn = node.stream_ops[key]; + stream_ops[key] = function forceLoadLazyFile() { + FS.forceLoadFile(node); + return fn.apply(null, arguments); + }; + }); + // use a custom read function + stream_ops.read = (stream, buffer, offset, length, position) => { + FS.forceLoadFile(node); + var contents = stream.node.contents; + if (position >= contents.length) + return 0; + var size = Math.min(contents.length - position, length); + assert(size >= 0); + if (contents.slice) { // normal array + for (var i = 0; i < size; i++) { + buffer[offset + i] = contents[position + i]; + } + } else { + for (var i = 0; i < size; i++) { // LazyUint8Array from sync binary XHR + buffer[offset + i] = contents.get(position + i); + } + } + return size; + }; + node.stream_ops = stream_ops; + return node; + },createPreloadedFile:(parent, name, url, canRead, canWrite, onload, onerror, dontCreateFile, canOwn, preFinish) => { + // TODO we should allow people to just pass in a complete filename instead + // of parent and name being that we just join them anyways + var fullname = name ? PATH_FS.resolve(PATH.join2(parent, name)) : parent; + var dep = getUniqueRunDependency('cp ' + fullname); // might have several active requests for the same fullname + function processData(byteArray) { + function finish(byteArray) { + if (preFinish) preFinish(); + if (!dontCreateFile) { + FS.createDataFile(parent, name, byteArray, canRead, canWrite, canOwn); + } + if (onload) onload(); + removeRunDependency(dep); + } + if (Browser.handledByPreloadPlugin(byteArray, fullname, finish, () => { + if (onerror) onerror(); + removeRunDependency(dep); + })) { + return; + } + finish(byteArray); + } + addRunDependency(dep); + if (typeof url == 'string') { + asyncLoad(url, (byteArray) => processData(byteArray), onerror); + } else { + processData(url); + } + },indexedDB:() => { + return window.indexedDB || window.mozIndexedDB || window.webkitIndexedDB || window.msIndexedDB; + },DB_NAME:() => { + return 'EM_FS_' + window.location.pathname; + },DB_VERSION:20,DB_STORE_NAME:"FILE_DATA",saveFilesToDB:(paths, onload, onerror) => { + onload = onload || (() => {}); + onerror = onerror || (() => {}); + var indexedDB = FS.indexedDB(); + try { + var openRequest = indexedDB.open(FS.DB_NAME(), FS.DB_VERSION); + } catch (e) { + return onerror(e); + } + openRequest.onupgradeneeded = () => { + out('creating db'); + var db = openRequest.result; + db.createObjectStore(FS.DB_STORE_NAME); + }; + openRequest.onsuccess = () => { + var db = openRequest.result; + var transaction = db.transaction([FS.DB_STORE_NAME], 'readwrite'); + var files = transaction.objectStore(FS.DB_STORE_NAME); + var ok = 0, fail = 0, total = paths.length; + function finish() { + if (fail == 0) onload(); else onerror(); + } + paths.forEach((path) => { + var putRequest = files.put(FS.analyzePath(path).object.contents, path); + putRequest.onsuccess = () => { ok++; if (ok + fail == total) finish() }; + putRequest.onerror = () => { fail++; if (ok + fail == total) finish() }; + }); + transaction.onerror = onerror; + }; + openRequest.onerror = onerror; + },loadFilesFromDB:(paths, onload, onerror) => { + onload = onload || (() => {}); + onerror = onerror || (() => {}); + var indexedDB = FS.indexedDB(); + try { + var openRequest = indexedDB.open(FS.DB_NAME(), FS.DB_VERSION); + } catch (e) { + return onerror(e); + } + openRequest.onupgradeneeded = onerror; // no database to load from + openRequest.onsuccess = () => { + var db = openRequest.result; + try { + var transaction = db.transaction([FS.DB_STORE_NAME], 'readonly'); + } catch(e) { + onerror(e); + return; + } + var files = transaction.objectStore(FS.DB_STORE_NAME); + var ok = 0, fail = 0, total = paths.length; + function finish() { + if (fail == 0) onload(); else onerror(); + } + paths.forEach((path) => { + var getRequest = files.get(path); + getRequest.onsuccess = () => { + if (FS.analyzePath(path).exists) { + FS.unlink(path); + } + FS.createDataFile(PATH.dirname(path), PATH.basename(path), getRequest.result, true, true, true); + ok++; + if (ok + fail == total) finish(); + }; + getRequest.onerror = () => { fail++; if (ok + fail == total) finish() }; + }); + transaction.onerror = onerror; + }; + openRequest.onerror = onerror; + },absolutePath:() => { + abort('FS.absolutePath has been removed; use PATH_FS.resolve instead'); + },createFolder:() => { + abort('FS.createFolder has been removed; use FS.mkdir instead'); + },createLink:() => { + abort('FS.createLink has been removed; use FS.symlink instead'); + },joinPath:() => { + abort('FS.joinPath has been removed; use PATH.join instead'); + },mmapAlloc:() => { + abort('FS.mmapAlloc has been replaced by the top level function mmapAlloc'); + },standardizePath:() => { + abort('FS.standardizePath has been removed; use PATH.normalize instead'); + }}; + var SYSCALLS = {DEFAULT_POLLMASK:5,calculateAt:function(dirfd, path, allowEmpty) { + if (PATH.isAbs(path)) { + return path; + } + // relative path + var dir; + if (dirfd === -100) { + dir = FS.cwd(); + } else { + var dirstream = FS.getStream(dirfd); + if (!dirstream) throw new FS.ErrnoError(8); + dir = dirstream.path; + } + if (path.length == 0) { + if (!allowEmpty) { + throw new FS.ErrnoError(44);; + } + return dir; + } + return PATH.join2(dir, path); + },doStat:function(func, path, buf) { + try { + var stat = func(path); + } catch (e) { + if (e && e.node && PATH.normalize(path) !== PATH.normalize(FS.getPath(e.node))) { + // an error occurred while trying to look up the path; we should just report ENOTDIR + return -54; + } + throw e; + } + HEAP32[((buf)>>2)] = stat.dev; + HEAP32[(((buf)+(4))>>2)] = 0; + HEAP32[(((buf)+(8))>>2)] = stat.ino; + HEAP32[(((buf)+(12))>>2)] = stat.mode; + HEAP32[(((buf)+(16))>>2)] = stat.nlink; + HEAP32[(((buf)+(20))>>2)] = stat.uid; + HEAP32[(((buf)+(24))>>2)] = stat.gid; + HEAP32[(((buf)+(28))>>2)] = stat.rdev; + HEAP32[(((buf)+(32))>>2)] = 0; + (tempI64 = [stat.size>>>0,(tempDouble=stat.size,(+(Math.abs(tempDouble))) >= 1.0 ? (tempDouble > 0.0 ? ((Math.min((+(Math.floor((tempDouble)/4294967296.0))), 4294967295.0))|0)>>>0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble)))>>>0))/4294967296.0)))))>>>0) : 0)],HEAP32[(((buf)+(40))>>2)] = tempI64[0],HEAP32[(((buf)+(44))>>2)] = tempI64[1]); + HEAP32[(((buf)+(48))>>2)] = 4096; + HEAP32[(((buf)+(52))>>2)] = stat.blocks; + HEAP32[(((buf)+(56))>>2)] = (stat.atime.getTime() / 1000)|0; + HEAP32[(((buf)+(60))>>2)] = 0; + HEAP32[(((buf)+(64))>>2)] = (stat.mtime.getTime() / 1000)|0; + HEAP32[(((buf)+(68))>>2)] = 0; + HEAP32[(((buf)+(72))>>2)] = (stat.ctime.getTime() / 1000)|0; + HEAP32[(((buf)+(76))>>2)] = 0; + (tempI64 = [stat.ino>>>0,(tempDouble=stat.ino,(+(Math.abs(tempDouble))) >= 1.0 ? (tempDouble > 0.0 ? ((Math.min((+(Math.floor((tempDouble)/4294967296.0))), 4294967295.0))|0)>>>0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble)))>>>0))/4294967296.0)))))>>>0) : 0)],HEAP32[(((buf)+(80))>>2)] = tempI64[0],HEAP32[(((buf)+(84))>>2)] = tempI64[1]); + return 0; + },doMsync:function(addr, stream, len, flags, offset) { + var buffer = HEAPU8.slice(addr, addr + len); + FS.msync(stream, buffer, offset, len, flags); + },varargs:undefined,get:function() { + assert(SYSCALLS.varargs != undefined); + SYSCALLS.varargs += 4; + var ret = HEAP32[(((SYSCALLS.varargs)-(4))>>2)]; + return ret; + },getStr:function(ptr) { + var ret = UTF8ToString(ptr); + return ret; + },getStreamFromFD:function(fd) { + var stream = FS.getStream(fd); + if (!stream) throw new FS.ErrnoError(8); + return stream; + }}; + function ___syscall_fadvise64(fd, offset, len, advice) { + return 0; // your advice is important to us (but we can't use it) + } + + function setErrNo(value) { + HEAP32[((___errno_location())>>2)] = value; + return value; + } + function ___syscall_fcntl64(fd, cmd, varargs) { + SYSCALLS.varargs = varargs; + try { + + var stream = SYSCALLS.getStreamFromFD(fd); + switch (cmd) { + case 0: { + var arg = SYSCALLS.get(); + if (arg < 0) { + return -28; + } + var newStream; + newStream = FS.createStream(stream, arg); + return newStream.fd; + } + case 1: + case 2: + return 0; // FD_CLOEXEC makes no sense for a single process. + case 3: + return stream.flags; + case 4: { + var arg = SYSCALLS.get(); + stream.flags |= arg; + return 0; + } + case 5: + /* case 5: Currently in musl F_GETLK64 has same value as F_GETLK, so omitted to avoid duplicate case blocks. If that changes, uncomment this */ { + + var arg = SYSCALLS.get(); + var offset = 0; + // We're always unlocked. + HEAP16[(((arg)+(offset))>>1)] = 2; + return 0; + } + case 6: + case 7: + /* case 6: Currently in musl F_SETLK64 has same value as F_SETLK, so omitted to avoid duplicate case blocks. If that changes, uncomment this */ + /* case 7: Currently in musl F_SETLKW64 has same value as F_SETLKW, so omitted to avoid duplicate case blocks. If that changes, uncomment this */ + + + return 0; // Pretend that the locking is successful. + case 16: + case 8: + return -28; // These are for sockets. We don't have them fully implemented yet. + case 9: + // musl trusts getown return values, due to a bug where they must be, as they overlap with errors. just return -1 here, so fcntl() returns that, and we set errno ourselves. + setErrNo(28); + return -1; + default: { + return -28; + } + } + } catch (e) { + if (typeof FS == 'undefined' || !(e instanceof FS.ErrnoError)) throw e; + return -e.errno; + } + } + + function ___syscall_fstat64(fd, buf) { + try { + + var stream = SYSCALLS.getStreamFromFD(fd); + return SYSCALLS.doStat(FS.stat, stream.path, buf); + } catch (e) { + if (typeof FS == 'undefined' || !(e instanceof FS.ErrnoError)) throw e; + return -e.errno; + } + } + + function ___syscall_lstat64(path, buf) { + try { + + path = SYSCALLS.getStr(path); + return SYSCALLS.doStat(FS.lstat, path, buf); + } catch (e) { + if (typeof FS == 'undefined' || !(e instanceof FS.ErrnoError)) throw e; + return -e.errno; + } + } + + function ___syscall_newfstatat(dirfd, path, buf, flags) { + try { + + path = SYSCALLS.getStr(path); + var nofollow = flags & 256; + var allowEmpty = flags & 4096; + flags = flags & (~4352); + assert(!flags, flags); + path = SYSCALLS.calculateAt(dirfd, path, allowEmpty); + return SYSCALLS.doStat(nofollow ? FS.lstat : FS.stat, path, buf); + } catch (e) { + if (typeof FS == 'undefined' || !(e instanceof FS.ErrnoError)) throw e; + return -e.errno; + } + } + + function ___syscall_openat(dirfd, path, flags, varargs) { + SYSCALLS.varargs = varargs; + try { + + path = SYSCALLS.getStr(path); + path = SYSCALLS.calculateAt(dirfd, path); + var mode = varargs ? SYSCALLS.get() : 0; + return FS.open(path, flags, mode).fd; + } catch (e) { + if (typeof FS == 'undefined' || !(e instanceof FS.ErrnoError)) throw e; + return -e.errno; + } + } + + function ___syscall_stat64(path, buf) { + try { + + path = SYSCALLS.getStr(path); + return SYSCALLS.doStat(FS.stat, path, buf); + } catch (e) { + if (typeof FS == 'undefined' || !(e instanceof FS.ErrnoError)) throw e; + return -e.errno; + } + } + + function ___syscall_unlinkat(dirfd, path, flags) { + try { + + path = SYSCALLS.getStr(path); + path = SYSCALLS.calculateAt(dirfd, path); + if (flags === 0) { + FS.unlink(path); + } else if (flags === 512) { + FS.rmdir(path); + } else { + abort('Invalid flags passed to unlinkat'); + } + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e instanceof FS.ErrnoError)) throw e; + return -e.errno; + } + } + + function __embind_register_bigint(primitiveType, name, size, minRange, maxRange) {} + + function getShiftFromSize(size) { + switch (size) { + case 1: return 0; + case 2: return 1; + case 4: return 2; + case 8: return 3; + default: + throw new TypeError('Unknown type size: ' + size); + } + } + + function embind_init_charCodes() { + var codes = new Array(256); + for (var i = 0; i < 256; ++i) { + codes[i] = String.fromCharCode(i); + } + embind_charCodes = codes; + } + var embind_charCodes = undefined; + function readLatin1String(ptr) { + var ret = ""; + var c = ptr; + while (HEAPU8[c]) { + ret += embind_charCodes[HEAPU8[c++]]; + } + return ret; + } + + var awaitingDependencies = {}; + + var registeredTypes = {}; + + var typeDependencies = {}; + + var char_0 = 48; + + var char_9 = 57; + function makeLegalFunctionName(name) { + if (undefined === name) { + return '_unknown'; + } + name = name.replace(/[^a-zA-Z0-9_]/g, '$'); + var f = name.charCodeAt(0); + if (f >= char_0 && f <= char_9) { + return '_' + name; + } + return name; + } + function createNamedFunction(name, body) { + name = makeLegalFunctionName(name); + /*jshint evil:true*/ + return new Function( + "body", + "return function " + name + "() {\n" + + " \"use strict\";" + + " return body.apply(this, arguments);\n" + + "};\n" + )(body); + } + function extendError(baseErrorType, errorName) { + var errorClass = createNamedFunction(errorName, function(message) { + this.name = errorName; + this.message = message; + + var stack = (new Error(message)).stack; + if (stack !== undefined) { + this.stack = this.toString() + '\n' + + stack.replace(/^Error(:[^\n]*)?\n/, ''); + } + }); + errorClass.prototype = Object.create(baseErrorType.prototype); + errorClass.prototype.constructor = errorClass; + errorClass.prototype.toString = function() { + if (this.message === undefined) { + return this.name; + } else { + return this.name + ': ' + this.message; + } + }; + + return errorClass; + } + var BindingError = undefined; + function throwBindingError(message) { + throw new BindingError(message); + } + + var InternalError = undefined; + function throwInternalError(message) { + throw new InternalError(message); + } + function whenDependentTypesAreResolved(myTypes, dependentTypes, getTypeConverters) { + myTypes.forEach(function(type) { + typeDependencies[type] = dependentTypes; + }); + + function onComplete(typeConverters) { + var myTypeConverters = getTypeConverters(typeConverters); + if (myTypeConverters.length !== myTypes.length) { + throwInternalError('Mismatched type converter count'); + } + for (var i = 0; i < myTypes.length; ++i) { + registerType(myTypes[i], myTypeConverters[i]); + } + } + + var typeConverters = new Array(dependentTypes.length); + var unregisteredTypes = []; + var registered = 0; + dependentTypes.forEach((dt, i) => { + if (registeredTypes.hasOwnProperty(dt)) { + typeConverters[i] = registeredTypes[dt]; + } else { + unregisteredTypes.push(dt); + if (!awaitingDependencies.hasOwnProperty(dt)) { + awaitingDependencies[dt] = []; + } + awaitingDependencies[dt].push(() => { + typeConverters[i] = registeredTypes[dt]; + ++registered; + if (registered === unregisteredTypes.length) { + onComplete(typeConverters); + } + }); + } + }); + if (0 === unregisteredTypes.length) { + onComplete(typeConverters); + } + } + /** @param {Object=} options */ + function registerType(rawType, registeredInstance, options = {}) { + if (!('argPackAdvance' in registeredInstance)) { + throw new TypeError('registerType registeredInstance requires argPackAdvance'); + } + + var name = registeredInstance.name; + if (!rawType) { + throwBindingError('type "' + name + '" must have a positive integer typeid pointer'); + } + if (registeredTypes.hasOwnProperty(rawType)) { + if (options.ignoreDuplicateRegistrations) { + return; + } else { + throwBindingError("Cannot register type '" + name + "' twice"); + } + } + + registeredTypes[rawType] = registeredInstance; + delete typeDependencies[rawType]; + + if (awaitingDependencies.hasOwnProperty(rawType)) { + var callbacks = awaitingDependencies[rawType]; + delete awaitingDependencies[rawType]; + callbacks.forEach((cb) => cb()); + } + } + function __embind_register_bool(rawType, name, size, trueValue, falseValue) { + var shift = getShiftFromSize(size); + + name = readLatin1String(name); + registerType(rawType, { + name: name, + 'fromWireType': function(wt) { + // ambiguous emscripten ABI: sometimes return values are + // true or false, and sometimes integers (0 or 1) + return !!wt; + }, + 'toWireType': function(destructors, o) { + return o ? trueValue : falseValue; + }, + 'argPackAdvance': 8, + 'readValueFromPointer': function(pointer) { + // TODO: if heap is fixed (like in asm.js) this could be executed outside + var heap; + if (size === 1) { + heap = HEAP8; + } else if (size === 2) { + heap = HEAP16; + } else if (size === 4) { + heap = HEAP32; + } else { + throw new TypeError("Unknown boolean type size: " + name); + } + return this['fromWireType'](heap[pointer >> shift]); + }, + destructorFunction: null, // This type does not need a destructor + }); + } + + function ClassHandle_isAliasOf(other) { + if (!(this instanceof ClassHandle)) { + return false; + } + if (!(other instanceof ClassHandle)) { + return false; + } + + var leftClass = this.$$.ptrType.registeredClass; + var left = this.$$.ptr; + var rightClass = other.$$.ptrType.registeredClass; + var right = other.$$.ptr; + + while (leftClass.baseClass) { + left = leftClass.upcast(left); + leftClass = leftClass.baseClass; + } + + while (rightClass.baseClass) { + right = rightClass.upcast(right); + rightClass = rightClass.baseClass; + } + + return leftClass === rightClass && left === right; + } + + function shallowCopyInternalPointer(o) { + return { + count: o.count, + deleteScheduled: o.deleteScheduled, + preservePointerOnDelete: o.preservePointerOnDelete, + ptr: o.ptr, + ptrType: o.ptrType, + smartPtr: o.smartPtr, + smartPtrType: o.smartPtrType, + }; + } + + function throwInstanceAlreadyDeleted(obj) { + function getInstanceTypeName(handle) { + return handle.$$.ptrType.registeredClass.name; + } + throwBindingError(getInstanceTypeName(obj) + ' instance already deleted'); + } + + var finalizationRegistry = false; + + function detachFinalizer(handle) {} + + function runDestructor($$) { + if ($$.smartPtr) { + $$.smartPtrType.rawDestructor($$.smartPtr); + } else { + $$.ptrType.registeredClass.rawDestructor($$.ptr); + } + } + function releaseClassHandle($$) { + $$.count.value -= 1; + var toDelete = 0 === $$.count.value; + if (toDelete) { + runDestructor($$); + } + } + + function downcastPointer(ptr, ptrClass, desiredClass) { + if (ptrClass === desiredClass) { + return ptr; + } + if (undefined === desiredClass.baseClass) { + return null; // no conversion + } + + var rv = downcastPointer(ptr, ptrClass, desiredClass.baseClass); + if (rv === null) { + return null; + } + return desiredClass.downcast(rv); + } + + var registeredPointers = {}; + + function getInheritedInstanceCount() { + return Object.keys(registeredInstances).length; + } + + function getLiveInheritedInstances() { + var rv = []; + for (var k in registeredInstances) { + if (registeredInstances.hasOwnProperty(k)) { + rv.push(registeredInstances[k]); + } + } + return rv; + } + + var deletionQueue = []; + function flushPendingDeletes() { + while (deletionQueue.length) { + var obj = deletionQueue.pop(); + obj.$$.deleteScheduled = false; + obj['delete'](); + } + } + + var delayFunction = undefined; + function setDelayFunction(fn) { + delayFunction = fn; + if (deletionQueue.length && delayFunction) { + delayFunction(flushPendingDeletes); + } + } + function init_embind() { + Module['getInheritedInstanceCount'] = getInheritedInstanceCount; + Module['getLiveInheritedInstances'] = getLiveInheritedInstances; + Module['flushPendingDeletes'] = flushPendingDeletes; + Module['setDelayFunction'] = setDelayFunction; + } + var registeredInstances = {}; + + function getBasestPointer(class_, ptr) { + if (ptr === undefined) { + throwBindingError('ptr should not be undefined'); + } + while (class_.baseClass) { + ptr = class_.upcast(ptr); + class_ = class_.baseClass; + } + return ptr; + } + function getInheritedInstance(class_, ptr) { + ptr = getBasestPointer(class_, ptr); + return registeredInstances[ptr]; + } + + function makeClassHandle(prototype, record) { + if (!record.ptrType || !record.ptr) { + throwInternalError('makeClassHandle requires ptr and ptrType'); + } + var hasSmartPtrType = !!record.smartPtrType; + var hasSmartPtr = !!record.smartPtr; + if (hasSmartPtrType !== hasSmartPtr) { + throwInternalError('Both smartPtrType and smartPtr must be specified'); + } + record.count = { value: 1 }; + return attachFinalizer(Object.create(prototype, { + $$: { + value: record, + }, + })); + } + function RegisteredPointer_fromWireType(ptr) { + // ptr is a raw pointer (or a raw smartpointer) + + // rawPointer is a maybe-null raw pointer + var rawPointer = this.getPointee(ptr); + if (!rawPointer) { + this.destructor(ptr); + return null; + } + + var registeredInstance = getInheritedInstance(this.registeredClass, rawPointer); + if (undefined !== registeredInstance) { + // JS object has been neutered, time to repopulate it + if (0 === registeredInstance.$$.count.value) { + registeredInstance.$$.ptr = rawPointer; + registeredInstance.$$.smartPtr = ptr; + return registeredInstance['clone'](); + } else { + // else, just increment reference count on existing object + // it already has a reference to the smart pointer + var rv = registeredInstance['clone'](); + this.destructor(ptr); + return rv; + } + } + + function makeDefaultHandle() { + if (this.isSmartPointer) { + return makeClassHandle(this.registeredClass.instancePrototype, { + ptrType: this.pointeeType, + ptr: rawPointer, + smartPtrType: this, + smartPtr: ptr, + }); + } else { + return makeClassHandle(this.registeredClass.instancePrototype, { + ptrType: this, + ptr: ptr, + }); + } + } + + var actualType = this.registeredClass.getActualType(rawPointer); + var registeredPointerRecord = registeredPointers[actualType]; + if (!registeredPointerRecord) { + return makeDefaultHandle.call(this); + } + + var toType; + if (this.isConst) { + toType = registeredPointerRecord.constPointerType; + } else { + toType = registeredPointerRecord.pointerType; + } + var dp = downcastPointer( + rawPointer, + this.registeredClass, + toType.registeredClass); + if (dp === null) { + return makeDefaultHandle.call(this); + } + if (this.isSmartPointer) { + return makeClassHandle(toType.registeredClass.instancePrototype, { + ptrType: toType, + ptr: dp, + smartPtrType: this, + smartPtr: ptr, + }); + } else { + return makeClassHandle(toType.registeredClass.instancePrototype, { + ptrType: toType, + ptr: dp, + }); + } + } + function attachFinalizer(handle) { + if ('undefined' === typeof FinalizationRegistry) { + attachFinalizer = (handle) => handle; + return handle; + } + // If the running environment has a FinalizationRegistry (see + // https://github.com/tc39/proposal-weakrefs), then attach finalizers + // for class handles. We check for the presence of FinalizationRegistry + // at run-time, not build-time. + finalizationRegistry = new FinalizationRegistry((info) => { + console.warn(info.leakWarning.stack.replace(/^Error: /, '')); + releaseClassHandle(info.$$); + }); + attachFinalizer = (handle) => { + var $$ = handle.$$; + var hasSmartPtr = !!$$.smartPtr; + if (hasSmartPtr) { + // We should not call the destructor on raw pointers in case other code expects the pointee to live + var info = { $$: $$ }; + // Create a warning as an Error instance in advance so that we can store + // the current stacktrace and point to it when / if a leak is detected. + // This is more useful than the empty stacktrace of `FinalizationRegistry` + // callback. + var cls = $$.ptrType.registeredClass; + info.leakWarning = new Error("Embind found a leaked C++ instance " + cls.name + " <0x" + $$.ptr.toString(16) + ">.\n" + + "We'll free it automatically in this case, but this functionality is not reliable across various environments.\n" + + "Make sure to invoke .delete() manually once you're done with the instance instead.\n" + + "Originally allocated"); // `.stack` will add "at ..." after this sentence + if ('captureStackTrace' in Error) { + Error.captureStackTrace(info.leakWarning, RegisteredPointer_fromWireType); + } + finalizationRegistry.register(handle, info, handle); + } + return handle; + }; + detachFinalizer = (handle) => finalizationRegistry.unregister(handle); + return attachFinalizer(handle); + } + function ClassHandle_clone() { + if (!this.$$.ptr) { + throwInstanceAlreadyDeleted(this); + } + + if (this.$$.preservePointerOnDelete) { + this.$$.count.value += 1; + return this; + } else { + var clone = attachFinalizer(Object.create(Object.getPrototypeOf(this), { + $$: { + value: shallowCopyInternalPointer(this.$$), + } + })); + + clone.$$.count.value += 1; + clone.$$.deleteScheduled = false; + return clone; + } + } + + function ClassHandle_delete() { + if (!this.$$.ptr) { + throwInstanceAlreadyDeleted(this); + } + + if (this.$$.deleteScheduled && !this.$$.preservePointerOnDelete) { + throwBindingError('Object already scheduled for deletion'); + } + + detachFinalizer(this); + releaseClassHandle(this.$$); + + if (!this.$$.preservePointerOnDelete) { + this.$$.smartPtr = undefined; + this.$$.ptr = undefined; + } + } + + function ClassHandle_isDeleted() { + return !this.$$.ptr; + } + + function ClassHandle_deleteLater() { + if (!this.$$.ptr) { + throwInstanceAlreadyDeleted(this); + } + if (this.$$.deleteScheduled && !this.$$.preservePointerOnDelete) { + throwBindingError('Object already scheduled for deletion'); + } + deletionQueue.push(this); + if (deletionQueue.length === 1 && delayFunction) { + delayFunction(flushPendingDeletes); + } + this.$$.deleteScheduled = true; + return this; + } + function init_ClassHandle() { + ClassHandle.prototype['isAliasOf'] = ClassHandle_isAliasOf; + ClassHandle.prototype['clone'] = ClassHandle_clone; + ClassHandle.prototype['delete'] = ClassHandle_delete; + ClassHandle.prototype['isDeleted'] = ClassHandle_isDeleted; + ClassHandle.prototype['deleteLater'] = ClassHandle_deleteLater; + } + function ClassHandle() { + } + + function ensureOverloadTable(proto, methodName, humanName) { + if (undefined === proto[methodName].overloadTable) { + var prevFunc = proto[methodName]; + // Inject an overload resolver function that routes to the appropriate overload based on the number of arguments. + proto[methodName] = function() { + // TODO This check can be removed in -O3 level "unsafe" optimizations. + if (!proto[methodName].overloadTable.hasOwnProperty(arguments.length)) { + throwBindingError("Function '" + humanName + "' called with an invalid number of arguments (" + arguments.length + ") - expects one of (" + proto[methodName].overloadTable + ")!"); + } + return proto[methodName].overloadTable[arguments.length].apply(this, arguments); + }; + // Move the previous function into the overload table. + proto[methodName].overloadTable = []; + proto[methodName].overloadTable[prevFunc.argCount] = prevFunc; + } + } + /** @param {number=} numArguments */ + function exposePublicSymbol(name, value, numArguments) { + if (Module.hasOwnProperty(name)) { + if (undefined === numArguments || (undefined !== Module[name].overloadTable && undefined !== Module[name].overloadTable[numArguments])) { + throwBindingError("Cannot register public name '" + name + "' twice"); + } + + // We are exposing a function with the same name as an existing function. Create an overload table and a function selector + // that routes between the two. + ensureOverloadTable(Module, name, name); + if (Module.hasOwnProperty(numArguments)) { + throwBindingError("Cannot register multiple overloads of a function with the same number of arguments (" + numArguments + ")!"); + } + // Add the new function into the overload table. + Module[name].overloadTable[numArguments] = value; + } + else { + Module[name] = value; + if (undefined !== numArguments) { + Module[name].numArguments = numArguments; + } + } + } + + /** @constructor */ + function RegisteredClass(name, + constructor, + instancePrototype, + rawDestructor, + baseClass, + getActualType, + upcast, + downcast) { + this.name = name; + this.constructor = constructor; + this.instancePrototype = instancePrototype; + this.rawDestructor = rawDestructor; + this.baseClass = baseClass; + this.getActualType = getActualType; + this.upcast = upcast; + this.downcast = downcast; + this.pureVirtualFunctions = []; + } + + function upcastPointer(ptr, ptrClass, desiredClass) { + while (ptrClass !== desiredClass) { + if (!ptrClass.upcast) { + throwBindingError("Expected null or instance of " + desiredClass.name + ", got an instance of " + ptrClass.name); + } + ptr = ptrClass.upcast(ptr); + ptrClass = ptrClass.baseClass; + } + return ptr; + } + function constNoSmartPtrRawPointerToWireType(destructors, handle) { + if (handle === null) { + if (this.isReference) { + throwBindingError('null is not a valid ' + this.name); + } + return 0; + } + + if (!handle.$$) { + throwBindingError('Cannot pass "' + _embind_repr(handle) + '" as a ' + this.name); + } + if (!handle.$$.ptr) { + throwBindingError('Cannot pass deleted object as a pointer of type ' + this.name); + } + var handleClass = handle.$$.ptrType.registeredClass; + var ptr = upcastPointer(handle.$$.ptr, handleClass, this.registeredClass); + return ptr; + } + + function genericPointerToWireType(destructors, handle) { + var ptr; + if (handle === null) { + if (this.isReference) { + throwBindingError('null is not a valid ' + this.name); + } + + if (this.isSmartPointer) { + ptr = this.rawConstructor(); + if (destructors !== null) { + destructors.push(this.rawDestructor, ptr); + } + return ptr; + } else { + return 0; + } + } + + if (!handle.$$) { + throwBindingError('Cannot pass "' + _embind_repr(handle) + '" as a ' + this.name); + } + if (!handle.$$.ptr) { + throwBindingError('Cannot pass deleted object as a pointer of type ' + this.name); + } + if (!this.isConst && handle.$$.ptrType.isConst) { + throwBindingError('Cannot convert argument of type ' + (handle.$$.smartPtrType ? handle.$$.smartPtrType.name : handle.$$.ptrType.name) + ' to parameter type ' + this.name); + } + var handleClass = handle.$$.ptrType.registeredClass; + ptr = upcastPointer(handle.$$.ptr, handleClass, this.registeredClass); + + if (this.isSmartPointer) { + // TODO: this is not strictly true + // We could support BY_EMVAL conversions from raw pointers to smart pointers + // because the smart pointer can hold a reference to the handle + if (undefined === handle.$$.smartPtr) { + throwBindingError('Passing raw pointer to smart pointer is illegal'); + } + + switch (this.sharingPolicy) { + case 0: // NONE + // no upcasting + if (handle.$$.smartPtrType === this) { + ptr = handle.$$.smartPtr; + } else { + throwBindingError('Cannot convert argument of type ' + (handle.$$.smartPtrType ? handle.$$.smartPtrType.name : handle.$$.ptrType.name) + ' to parameter type ' + this.name); + } + break; + + case 1: // INTRUSIVE + ptr = handle.$$.smartPtr; + break; + + case 2: // BY_EMVAL + if (handle.$$.smartPtrType === this) { + ptr = handle.$$.smartPtr; + } else { + var clonedHandle = handle['clone'](); + ptr = this.rawShare( + ptr, + Emval.toHandle(function() { + clonedHandle['delete'](); + }) + ); + if (destructors !== null) { + destructors.push(this.rawDestructor, ptr); + } + } + break; + + default: + throwBindingError('Unsupporting sharing policy'); + } + } + return ptr; + } + + function nonConstNoSmartPtrRawPointerToWireType(destructors, handle) { + if (handle === null) { + if (this.isReference) { + throwBindingError('null is not a valid ' + this.name); + } + return 0; + } + + if (!handle.$$) { + throwBindingError('Cannot pass "' + _embind_repr(handle) + '" as a ' + this.name); + } + if (!handle.$$.ptr) { + throwBindingError('Cannot pass deleted object as a pointer of type ' + this.name); + } + if (handle.$$.ptrType.isConst) { + throwBindingError('Cannot convert argument of type ' + handle.$$.ptrType.name + ' to parameter type ' + this.name); + } + var handleClass = handle.$$.ptrType.registeredClass; + var ptr = upcastPointer(handle.$$.ptr, handleClass, this.registeredClass); + return ptr; + } + + function simpleReadValueFromPointer(pointer) { + return this['fromWireType'](HEAPU32[pointer >> 2]); + } + + function RegisteredPointer_getPointee(ptr) { + if (this.rawGetPointee) { + ptr = this.rawGetPointee(ptr); + } + return ptr; + } + + function RegisteredPointer_destructor(ptr) { + if (this.rawDestructor) { + this.rawDestructor(ptr); + } + } + + function RegisteredPointer_deleteObject(handle) { + if (handle !== null) { + handle['delete'](); + } + } + function init_RegisteredPointer() { + RegisteredPointer.prototype.getPointee = RegisteredPointer_getPointee; + RegisteredPointer.prototype.destructor = RegisteredPointer_destructor; + RegisteredPointer.prototype['argPackAdvance'] = 8; + RegisteredPointer.prototype['readValueFromPointer'] = simpleReadValueFromPointer; + RegisteredPointer.prototype['deleteObject'] = RegisteredPointer_deleteObject; + RegisteredPointer.prototype['fromWireType'] = RegisteredPointer_fromWireType; + } + /** @constructor + @param {*=} pointeeType, + @param {*=} sharingPolicy, + @param {*=} rawGetPointee, + @param {*=} rawConstructor, + @param {*=} rawShare, + @param {*=} rawDestructor, + */ + function RegisteredPointer( + name, + registeredClass, + isReference, + isConst, + + // smart pointer properties + isSmartPointer, + pointeeType, + sharingPolicy, + rawGetPointee, + rawConstructor, + rawShare, + rawDestructor + ) { + this.name = name; + this.registeredClass = registeredClass; + this.isReference = isReference; + this.isConst = isConst; + + // smart pointer properties + this.isSmartPointer = isSmartPointer; + this.pointeeType = pointeeType; + this.sharingPolicy = sharingPolicy; + this.rawGetPointee = rawGetPointee; + this.rawConstructor = rawConstructor; + this.rawShare = rawShare; + this.rawDestructor = rawDestructor; + + if (!isSmartPointer && registeredClass.baseClass === undefined) { + if (isConst) { + this['toWireType'] = constNoSmartPtrRawPointerToWireType; + this.destructorFunction = null; + } else { + this['toWireType'] = nonConstNoSmartPtrRawPointerToWireType; + this.destructorFunction = null; + } + } else { + this['toWireType'] = genericPointerToWireType; + // Here we must leave this.destructorFunction undefined, since whether genericPointerToWireType returns + // a pointer that needs to be freed up is runtime-dependent, and cannot be evaluated at registration time. + // TODO: Create an alternative mechanism that allows removing the use of var destructors = []; array in + // craftInvokerFunction altogether. + } + } + + /** @param {number=} numArguments */ + function replacePublicSymbol(name, value, numArguments) { + if (!Module.hasOwnProperty(name)) { + throwInternalError('Replacing nonexistant public symbol'); + } + // If there's an overload table for this symbol, replace the symbol in the overload table instead. + if (undefined !== Module[name].overloadTable && undefined !== numArguments) { + Module[name].overloadTable[numArguments] = value; + } + else { + Module[name] = value; + Module[name].argCount = numArguments; + } + } + + function dynCallLegacy(sig, ptr, args) { + assert(('dynCall_' + sig) in Module, 'bad function pointer type - no table for sig \'' + sig + '\''); + if (args && args.length) { + // j (64-bit integer) must be passed in as two numbers [low 32, high 32]. + assert(args.length === sig.substring(1).replace(/j/g, '--').length); + } else { + assert(sig.length == 1); + } + var f = Module["dynCall_" + sig]; + return args && args.length ? f.apply(null, [ptr].concat(args)) : f.call(null, ptr); + } + /** @param {Object=} args */ + function dynCall(sig, ptr, args) { + // Without WASM_BIGINT support we cannot directly call function with i64 as + // part of thier signature, so we rely the dynCall functions generated by + // wasm-emscripten-finalize + if (sig.includes('j')) { + return dynCallLegacy(sig, ptr, args); + } + assert(getWasmTableEntry(ptr), 'missing table entry in dynCall: ' + ptr); + return getWasmTableEntry(ptr).apply(null, args) + } + function getDynCaller(sig, ptr) { + assert(sig.includes('j'), 'getDynCaller should only be called with i64 sigs') + var argCache = []; + return function() { + argCache.length = 0; + Object.assign(argCache, arguments); + return dynCall(sig, ptr, argCache); + }; + } + function embind__requireFunction(signature, rawFunction) { + signature = readLatin1String(signature); + + function makeDynCaller() { + if (signature.includes('j')) { + return getDynCaller(signature, rawFunction); + } + return getWasmTableEntry(rawFunction); + } + + var fp = makeDynCaller(); + if (typeof fp != "function") { + throwBindingError("unknown function pointer with signature " + signature + ": " + rawFunction); + } + return fp; + } + + var UnboundTypeError = undefined; + + function getTypeName(type) { + var ptr = ___getTypeName(type); + var rv = readLatin1String(ptr); + _free(ptr); + return rv; + } + function throwUnboundTypeError(message, types) { + var unboundTypes = []; + var seen = {}; + function visit(type) { + if (seen[type]) { + return; + } + if (registeredTypes[type]) { + return; + } + if (typeDependencies[type]) { + typeDependencies[type].forEach(visit); + return; + } + unboundTypes.push(type); + seen[type] = true; + } + types.forEach(visit); + + throw new UnboundTypeError(message + ': ' + unboundTypes.map(getTypeName).join([', '])); + } + function __embind_register_class(rawType, + rawPointerType, + rawConstPointerType, + baseClassRawType, + getActualTypeSignature, + getActualType, + upcastSignature, + upcast, + downcastSignature, + downcast, + name, + destructorSignature, + rawDestructor) { + name = readLatin1String(name); + getActualType = embind__requireFunction(getActualTypeSignature, getActualType); + if (upcast) { + upcast = embind__requireFunction(upcastSignature, upcast); + } + if (downcast) { + downcast = embind__requireFunction(downcastSignature, downcast); + } + rawDestructor = embind__requireFunction(destructorSignature, rawDestructor); + var legalFunctionName = makeLegalFunctionName(name); + + exposePublicSymbol(legalFunctionName, function() { + // this code cannot run if baseClassRawType is zero + throwUnboundTypeError('Cannot construct ' + name + ' due to unbound types', [baseClassRawType]); + }); + + whenDependentTypesAreResolved( + [rawType, rawPointerType, rawConstPointerType], + baseClassRawType ? [baseClassRawType] : [], + function(base) { + base = base[0]; + + var baseClass; + var basePrototype; + if (baseClassRawType) { + baseClass = base.registeredClass; + basePrototype = baseClass.instancePrototype; + } else { + basePrototype = ClassHandle.prototype; + } + + var constructor = createNamedFunction(legalFunctionName, function() { + if (Object.getPrototypeOf(this) !== instancePrototype) { + throw new BindingError("Use 'new' to construct " + name); + } + if (undefined === registeredClass.constructor_body) { + throw new BindingError(name + " has no accessible constructor"); + } + var body = registeredClass.constructor_body[arguments.length]; + if (undefined === body) { + throw new BindingError("Tried to invoke ctor of " + name + " with invalid number of parameters (" + arguments.length + ") - expected (" + Object.keys(registeredClass.constructor_body).toString() + ") parameters instead!"); + } + return body.apply(this, arguments); + }); + + var instancePrototype = Object.create(basePrototype, { + constructor: { value: constructor }, + }); + + constructor.prototype = instancePrototype; + + var registeredClass = new RegisteredClass(name, + constructor, + instancePrototype, + rawDestructor, + baseClass, + getActualType, + upcast, + downcast); + + var referenceConverter = new RegisteredPointer(name, + registeredClass, + true, + false, + false); + + var pointerConverter = new RegisteredPointer(name + '*', + registeredClass, + false, + false, + false); + + var constPointerConverter = new RegisteredPointer(name + ' const*', + registeredClass, + false, + true, + false); + + registeredPointers[rawType] = { + pointerType: pointerConverter, + constPointerType: constPointerConverter + }; + + replacePublicSymbol(legalFunctionName, constructor); + + return [referenceConverter, pointerConverter, constPointerConverter]; + } + ); + } + + function heap32VectorToArray(count, firstElement) { + var array = []; + for (var i = 0; i < count; i++) { + array.push(HEAP32[(firstElement >> 2) + i]); + } + return array; + } + + function runDestructors(destructors) { + while (destructors.length) { + var ptr = destructors.pop(); + var del = destructors.pop(); + del(ptr); + } + } + function __embind_register_class_constructor( + rawClassType, + argCount, + rawArgTypesAddr, + invokerSignature, + invoker, + rawConstructor + ) { + assert(argCount > 0); + var rawArgTypes = heap32VectorToArray(argCount, rawArgTypesAddr); + invoker = embind__requireFunction(invokerSignature, invoker); + var args = [rawConstructor]; + var destructors = []; + + whenDependentTypesAreResolved([], [rawClassType], function(classType) { + classType = classType[0]; + var humanName = 'constructor ' + classType.name; + + if (undefined === classType.registeredClass.constructor_body) { + classType.registeredClass.constructor_body = []; + } + if (undefined !== classType.registeredClass.constructor_body[argCount - 1]) { + throw new BindingError("Cannot register multiple constructors with identical number of parameters (" + (argCount-1) + ") for class '" + classType.name + "'! Overload resolution is currently only performed using the parameter count, not actual type info!"); + } + classType.registeredClass.constructor_body[argCount - 1] = () => { + throwUnboundTypeError('Cannot construct ' + classType.name + ' due to unbound types', rawArgTypes); + }; + + whenDependentTypesAreResolved([], rawArgTypes, function(argTypes) { + // Insert empty slot for context type (argTypes[1]). + argTypes.splice(1, 0, null); + classType.registeredClass.constructor_body[argCount - 1] = craftInvokerFunction(humanName, argTypes, null, invoker, rawConstructor); + return []; + }); + return []; + }); + } + + function new_(constructor, argumentList) { + if (!(constructor instanceof Function)) { + throw new TypeError('new_ called with constructor type ' + typeof(constructor) + " which is not a function"); + } + /* + * Previously, the following line was just: + * function dummy() {}; + * Unfortunately, Chrome was preserving 'dummy' as the object's name, even + * though at creation, the 'dummy' has the correct constructor name. Thus, + * objects created with IMVU.new would show up in the debugger as 'dummy', + * which isn't very helpful. Using IMVU.createNamedFunction addresses the + * issue. Doublely-unfortunately, there's no way to write a test for this + * behavior. -NRD 2013.02.22 + */ + var dummy = createNamedFunction(constructor.name || 'unknownFunctionName', function(){}); + dummy.prototype = constructor.prototype; + var obj = new dummy; + + var r = constructor.apply(obj, argumentList); + return (r instanceof Object) ? r : obj; + } + function craftInvokerFunction(humanName, argTypes, classType, cppInvokerFunc, cppTargetFunc) { + // humanName: a human-readable string name for the function to be generated. + // argTypes: An array that contains the embind type objects for all types in the function signature. + // argTypes[0] is the type object for the function return value. + // argTypes[1] is the type object for function this object/class type, or null if not crafting an invoker for a class method. + // argTypes[2...] are the actual function parameters. + // classType: The embind type object for the class to be bound, or null if this is not a method of a class. + // cppInvokerFunc: JS Function object to the C++-side function that interops into C++ code. + // cppTargetFunc: Function pointer (an integer to FUNCTION_TABLE) to the target C++ function the cppInvokerFunc will end up calling. + var argCount = argTypes.length; + + if (argCount < 2) { + throwBindingError("argTypes array size mismatch! Must at least get return value and 'this' types!"); + } + + var isClassMethodFunc = (argTypes[1] !== null && classType !== null); + + // Free functions with signature "void function()" do not need an invoker that marshalls between wire types. + // TODO: This omits argument count check - enable only at -O3 or similar. + // if (ENABLE_UNSAFE_OPTS && argCount == 2 && argTypes[0].name == "void" && !isClassMethodFunc) { + // return FUNCTION_TABLE[fn]; + // } + + // Determine if we need to use a dynamic stack to store the destructors for the function parameters. + // TODO: Remove this completely once all function invokers are being dynamically generated. + var needsDestructorStack = false; + + for (var i = 1; i < argTypes.length; ++i) { // Skip return value at index 0 - it's not deleted here. + if (argTypes[i] !== null && argTypes[i].destructorFunction === undefined) { // The type does not define a destructor function - must use dynamic stack + needsDestructorStack = true; + break; + } + } + + var returns = (argTypes[0].name !== "void"); + + var argsList = ""; + var argsListWired = ""; + for (var i = 0; i < argCount - 2; ++i) { + argsList += (i!==0?", ":"")+"arg"+i; + argsListWired += (i!==0?", ":"")+"arg"+i+"Wired"; + } + + var invokerFnBody = + "return function "+makeLegalFunctionName(humanName)+"("+argsList+") {\n" + + "if (arguments.length !== "+(argCount - 2)+") {\n" + + "throwBindingError('function "+humanName+" called with ' + arguments.length + ' arguments, expected "+(argCount - 2)+" args!');\n" + + "}\n"; + + if (needsDestructorStack) { + invokerFnBody += "var destructors = [];\n"; + } + + var dtorStack = needsDestructorStack ? "destructors" : "null"; + var args1 = ["throwBindingError", "invoker", "fn", "runDestructors", "retType", "classParam"]; + var args2 = [throwBindingError, cppInvokerFunc, cppTargetFunc, runDestructors, argTypes[0], argTypes[1]]; + + if (isClassMethodFunc) { + invokerFnBody += "var thisWired = classParam.toWireType("+dtorStack+", this);\n"; + } + + for (var i = 0; i < argCount - 2; ++i) { + invokerFnBody += "var arg"+i+"Wired = argType"+i+".toWireType("+dtorStack+", arg"+i+"); // "+argTypes[i+2].name+"\n"; + args1.push("argType"+i); + args2.push(argTypes[i+2]); + } + + if (isClassMethodFunc) { + argsListWired = "thisWired" + (argsListWired.length > 0 ? ", " : "") + argsListWired; + } + + invokerFnBody += + (returns?"var rv = ":"") + "invoker(fn"+(argsListWired.length>0?", ":"")+argsListWired+");\n"; + + if (needsDestructorStack) { + invokerFnBody += "runDestructors(destructors);\n"; + } else { + for (var i = isClassMethodFunc?1:2; i < argTypes.length; ++i) { // Skip return value at index 0 - it's not deleted here. Also skip class type if not a method. + var paramName = (i === 1 ? "thisWired" : ("arg"+(i - 2)+"Wired")); + if (argTypes[i].destructorFunction !== null) { + invokerFnBody += paramName+"_dtor("+paramName+"); // "+argTypes[i].name+"\n"; + args1.push(paramName+"_dtor"); + args2.push(argTypes[i].destructorFunction); + } + } + } + + if (returns) { + invokerFnBody += "var ret = retType.fromWireType(rv);\n" + + "return ret;\n"; + } else { + } + + invokerFnBody += "}\n"; + + args1.push(invokerFnBody); + + var invokerFunction = new_(Function, args1).apply(null, args2); + return invokerFunction; + } + function __embind_register_class_function(rawClassType, + methodName, + argCount, + rawArgTypesAddr, // [ReturnType, ThisType, Args...] + invokerSignature, + rawInvoker, + context, + isPureVirtual) { + var rawArgTypes = heap32VectorToArray(argCount, rawArgTypesAddr); + methodName = readLatin1String(methodName); + rawInvoker = embind__requireFunction(invokerSignature, rawInvoker); + + whenDependentTypesAreResolved([], [rawClassType], function(classType) { + classType = classType[0]; + var humanName = classType.name + '.' + methodName; + + if (methodName.startsWith("@@")) { + methodName = Symbol[methodName.substring(2)]; + } + + if (isPureVirtual) { + classType.registeredClass.pureVirtualFunctions.push(methodName); + } + + function unboundTypesHandler() { + throwUnboundTypeError('Cannot call ' + humanName + ' due to unbound types', rawArgTypes); + } + + var proto = classType.registeredClass.instancePrototype; + var method = proto[methodName]; + if (undefined === method || (undefined === method.overloadTable && method.className !== classType.name && method.argCount === argCount - 2)) { + // This is the first overload to be registered, OR we are replacing a + // function in the base class with a function in the derived class. + unboundTypesHandler.argCount = argCount - 2; + unboundTypesHandler.className = classType.name; + proto[methodName] = unboundTypesHandler; + } else { + // There was an existing function with the same name registered. Set up + // a function overload routing table. + ensureOverloadTable(proto, methodName, humanName); + proto[methodName].overloadTable[argCount - 2] = unboundTypesHandler; + } + + whenDependentTypesAreResolved([], rawArgTypes, function(argTypes) { + var memberFunction = craftInvokerFunction(humanName, argTypes, classType, rawInvoker, context); + + // Replace the initial unbound-handler-stub function with the appropriate member function, now that all types + // are resolved. If multiple overloads are registered for this function, the function goes into an overload table. + if (undefined === proto[methodName].overloadTable) { + // Set argCount in case an overload is registered later + memberFunction.argCount = argCount - 2; + proto[methodName] = memberFunction; + } else { + proto[methodName].overloadTable[argCount - 2] = memberFunction; + } + + return []; + }); + return []; + }); + } + + var emval_free_list = []; + + var emval_handle_array = [{},{value:undefined},{value:null},{value:true},{value:false}]; + function __emval_decref(handle) { + if (handle > 4 && 0 === --emval_handle_array[handle].refcount) { + emval_handle_array[handle] = undefined; + emval_free_list.push(handle); + } + } + + function count_emval_handles() { + var count = 0; + for (var i = 5; i < emval_handle_array.length; ++i) { + if (emval_handle_array[i] !== undefined) { + ++count; + } + } + return count; + } + + function get_first_emval() { + for (var i = 5; i < emval_handle_array.length; ++i) { + if (emval_handle_array[i] !== undefined) { + return emval_handle_array[i]; + } + } + return null; + } + function init_emval() { + Module['count_emval_handles'] = count_emval_handles; + Module['get_first_emval'] = get_first_emval; + } + var Emval = {toValue:(handle) => { + if (!handle) { + throwBindingError('Cannot use deleted val. handle = ' + handle); + } + return emval_handle_array[handle].value; + },toHandle:(value) => { + switch (value) { + case undefined: return 1; + case null: return 2; + case true: return 3; + case false: return 4; + default:{ + var handle = emval_free_list.length ? + emval_free_list.pop() : + emval_handle_array.length; + + emval_handle_array[handle] = {refcount: 1, value: value}; + return handle; + } + } + }}; + function __embind_register_emval(rawType, name) { + name = readLatin1String(name); + registerType(rawType, { + name: name, + 'fromWireType': function(handle) { + var rv = Emval.toValue(handle); + __emval_decref(handle); + return rv; + }, + 'toWireType': function(destructors, value) { + return Emval.toHandle(value); + }, + 'argPackAdvance': 8, + 'readValueFromPointer': simpleReadValueFromPointer, + destructorFunction: null, // This type does not need a destructor + + // TODO: do we need a deleteObject here? write a test where + // emval is passed into JS via an interface + }); + } + + function _embind_repr(v) { + if (v === null) { + return 'null'; + } + var t = typeof v; + if (t === 'object' || t === 'array' || t === 'function') { + return v.toString(); + } else { + return '' + v; + } + } + + function floatReadValueFromPointer(name, shift) { + switch (shift) { + case 2: return function(pointer) { + return this['fromWireType'](HEAPF32[pointer >> 2]); + }; + case 3: return function(pointer) { + return this['fromWireType'](HEAPF64[pointer >> 3]); + }; + default: + throw new TypeError("Unknown float type: " + name); + } + } + function __embind_register_float(rawType, name, size) { + var shift = getShiftFromSize(size); + name = readLatin1String(name); + registerType(rawType, { + name: name, + 'fromWireType': function(value) { + return value; + }, + 'toWireType': function(destructors, value) { + if (typeof value != "number" && typeof value != "boolean") { + throw new TypeError('Cannot convert "' + _embind_repr(value) + '" to ' + this.name); + } + // The VM will perform JS to Wasm value conversion, according to the spec: + // https://www.w3.org/TR/wasm-js-api-1/#towebassemblyvalue + return value; + }, + 'argPackAdvance': 8, + 'readValueFromPointer': floatReadValueFromPointer(name, shift), + destructorFunction: null, // This type does not need a destructor + }); + } + + function __embind_register_function(name, argCount, rawArgTypesAddr, signature, rawInvoker, fn) { + var argTypes = heap32VectorToArray(argCount, rawArgTypesAddr); + name = readLatin1String(name); + + rawInvoker = embind__requireFunction(signature, rawInvoker); + + exposePublicSymbol(name, function() { + throwUnboundTypeError('Cannot call ' + name + ' due to unbound types', argTypes); + }, argCount - 1); + + whenDependentTypesAreResolved([], argTypes, function(argTypes) { + var invokerArgsArray = [argTypes[0] /* return value */, null /* no class 'this'*/].concat(argTypes.slice(1) /* actual params */); + replacePublicSymbol(name, craftInvokerFunction(name, invokerArgsArray, null /* no class 'this'*/, rawInvoker, fn), argCount - 1); + return []; + }); + } + + function integerReadValueFromPointer(name, shift, signed) { + // integers are quite common, so generate very specialized functions + switch (shift) { + case 0: return signed ? + function readS8FromPointer(pointer) { return HEAP8[pointer]; } : + function readU8FromPointer(pointer) { return HEAPU8[pointer]; }; + case 1: return signed ? + function readS16FromPointer(pointer) { return HEAP16[pointer >> 1]; } : + function readU16FromPointer(pointer) { return HEAPU16[pointer >> 1]; }; + case 2: return signed ? + function readS32FromPointer(pointer) { return HEAP32[pointer >> 2]; } : + function readU32FromPointer(pointer) { return HEAPU32[pointer >> 2]; }; + default: + throw new TypeError("Unknown integer type: " + name); + } + } + function __embind_register_integer(primitiveType, name, size, minRange, maxRange) { + name = readLatin1String(name); + if (maxRange === -1) { // LLVM doesn't have signed and unsigned 32-bit types, so u32 literals come out as 'i32 -1'. Always treat those as max u32. + maxRange = 4294967295; + } + + var shift = getShiftFromSize(size); + + var fromWireType = (value) => value; + + if (minRange === 0) { + var bitshift = 32 - 8*size; + fromWireType = (value) => (value << bitshift) >>> bitshift; + } + + var isUnsignedType = (name.includes('unsigned')); + var checkAssertions = (value, toTypeName) => { + if (typeof value != "number" && typeof value != "boolean") { + throw new TypeError('Cannot convert "' + _embind_repr(value) + '" to ' + toTypeName); + } + if (value < minRange || value > maxRange) { + throw new TypeError('Passing a number "' + _embind_repr(value) + '" from JS side to C/C++ side to an argument of type "' + name + '", which is outside the valid range [' + minRange + ', ' + maxRange + ']!'); + } + } + var toWireType; + if (isUnsignedType) { + toWireType = function(destructors, value) { + checkAssertions(value, this.name); + return value >>> 0; + } + } else { + toWireType = function(destructors, value) { + checkAssertions(value, this.name); + // The VM will perform JS to Wasm value conversion, according to the spec: + // https://www.w3.org/TR/wasm-js-api-1/#towebassemblyvalue + return value; + } + } + registerType(primitiveType, { + name: name, + 'fromWireType': fromWireType, + 'toWireType': toWireType, + 'argPackAdvance': 8, + 'readValueFromPointer': integerReadValueFromPointer(name, shift, minRange !== 0), + destructorFunction: null, // This type does not need a destructor + }); + } + + function __embind_register_memory_view(rawType, dataTypeIndex, name) { + var typeMapping = [ + Int8Array, + Uint8Array, + Int16Array, + Uint16Array, + Int32Array, + Uint32Array, + Float32Array, + Float64Array, + ]; + + var TA = typeMapping[dataTypeIndex]; + + function decodeMemoryView(handle) { + handle = handle >> 2; + var heap = HEAPU32; + var size = heap[handle]; // in elements + var data = heap[handle + 1]; // byte offset into emscripten heap + return new TA(buffer, data, size); + } + + name = readLatin1String(name); + registerType(rawType, { + name: name, + 'fromWireType': decodeMemoryView, + 'argPackAdvance': 8, + 'readValueFromPointer': decodeMemoryView, + }, { + ignoreDuplicateRegistrations: true, + }); + } + + function __embind_register_std_string(rawType, name) { + name = readLatin1String(name); + var stdStringIsUTF8 + //process only std::string bindings with UTF8 support, in contrast to e.g. std::basic_string + = (name === "std::string"); + + registerType(rawType, { + name: name, + 'fromWireType': function(value) { + var length = HEAPU32[value >> 2]; + + var str; + if (stdStringIsUTF8) { + var decodeStartPtr = value + 4; + // Looping here to support possible embedded '0' bytes + for (var i = 0; i <= length; ++i) { + var currentBytePtr = value + 4 + i; + if (i == length || HEAPU8[currentBytePtr] == 0) { + var maxRead = currentBytePtr - decodeStartPtr; + var stringSegment = UTF8ToString(decodeStartPtr, maxRead); + if (str === undefined) { + str = stringSegment; + } else { + str += String.fromCharCode(0); + str += stringSegment; + } + decodeStartPtr = currentBytePtr + 1; + } + } + } else { + var a = new Array(length); + for (var i = 0; i < length; ++i) { + a[i] = String.fromCharCode(HEAPU8[value + 4 + i]); + } + str = a.join(''); + } + + _free(value); + + return str; + }, + 'toWireType': function(destructors, value) { + if (value instanceof ArrayBuffer) { + value = new Uint8Array(value); + } + + var getLength; + var valueIsOfTypeString = (typeof value == 'string'); + + if (!(valueIsOfTypeString || value instanceof Uint8Array || value instanceof Uint8ClampedArray || value instanceof Int8Array)) { + throwBindingError('Cannot pass non-string to std::string'); + } + if (stdStringIsUTF8 && valueIsOfTypeString) { + getLength = () => lengthBytesUTF8(value); + } else { + getLength = () => value.length; + } + + // assumes 4-byte alignment + var length = getLength(); + var ptr = _malloc(4 + length + 1); + HEAPU32[ptr >> 2] = length; + if (stdStringIsUTF8 && valueIsOfTypeString) { + stringToUTF8(value, ptr + 4, length + 1); + } else { + if (valueIsOfTypeString) { + for (var i = 0; i < length; ++i) { + var charCode = value.charCodeAt(i); + if (charCode > 255) { + _free(ptr); + throwBindingError('String has UTF-16 code units that do not fit in 8 bits'); + } + HEAPU8[ptr + 4 + i] = charCode; + } + } else { + for (var i = 0; i < length; ++i) { + HEAPU8[ptr + 4 + i] = value[i]; + } + } + } + + if (destructors !== null) { + destructors.push(_free, ptr); + } + return ptr; + }, + 'argPackAdvance': 8, + 'readValueFromPointer': simpleReadValueFromPointer, + destructorFunction: function(ptr) { _free(ptr); }, + }); + } + + function __embind_register_std_wstring(rawType, charSize, name) { + name = readLatin1String(name); + var decodeString, encodeString, getHeap, lengthBytesUTF, shift; + if (charSize === 2) { + decodeString = UTF16ToString; + encodeString = stringToUTF16; + lengthBytesUTF = lengthBytesUTF16; + getHeap = () => HEAPU16; + shift = 1; + } else if (charSize === 4) { + decodeString = UTF32ToString; + encodeString = stringToUTF32; + lengthBytesUTF = lengthBytesUTF32; + getHeap = () => HEAPU32; + shift = 2; + } + registerType(rawType, { + name: name, + 'fromWireType': function(value) { + // Code mostly taken from _embind_register_std_string fromWireType + var length = HEAPU32[value >> 2]; + var HEAP = getHeap(); + var str; + + var decodeStartPtr = value + 4; + // Looping here to support possible embedded '0' bytes + for (var i = 0; i <= length; ++i) { + var currentBytePtr = value + 4 + i * charSize; + if (i == length || HEAP[currentBytePtr >> shift] == 0) { + var maxReadBytes = currentBytePtr - decodeStartPtr; + var stringSegment = decodeString(decodeStartPtr, maxReadBytes); + if (str === undefined) { + str = stringSegment; + } else { + str += String.fromCharCode(0); + str += stringSegment; + } + decodeStartPtr = currentBytePtr + charSize; + } + } + + _free(value); + + return str; + }, + 'toWireType': function(destructors, value) { + if (!(typeof value == 'string')) { + throwBindingError('Cannot pass non-string to C++ string type ' + name); + } + + // assumes 4-byte alignment + var length = lengthBytesUTF(value); + var ptr = _malloc(4 + length + charSize); + HEAPU32[ptr >> 2] = length >> shift; + + encodeString(value, ptr + 4, length + charSize); + + if (destructors !== null) { + destructors.push(_free, ptr); + } + return ptr; + }, + 'argPackAdvance': 8, + 'readValueFromPointer': simpleReadValueFromPointer, + destructorFunction: function(ptr) { _free(ptr); }, + }); + } + + function __embind_register_void(rawType, name) { + name = readLatin1String(name); + registerType(rawType, { + isVoid: true, // void return values can be optimized out sometimes + name: name, + 'argPackAdvance': 0, + 'fromWireType': function() { + return undefined; + }, + 'toWireType': function(destructors, o) { + // TODO: assert if anything else is given? + return undefined; + }, + }); + } + + + function __emval_incref(handle) { + if (handle > 4) { + emval_handle_array[handle].refcount += 1; + } + } + + function requireRegisteredType(rawType, humanName) { + var impl = registeredTypes[rawType]; + if (undefined === impl) { + throwBindingError(humanName + " has unknown type " + getTypeName(rawType)); + } + return impl; + } + function __emval_take_value(type, argv) { + type = requireRegisteredType(type, '_emval_take_value'); + var v = type['readValueFromPointer'](argv); + return Emval.toHandle(v); + } + + function __mmap_js(len, prot, flags, fd, off, allocated) { + try { + + var stream = FS.getStream(fd); + if (!stream) return -8; + var res = FS.mmap(stream, len, off, prot, flags); + var ptr = res.ptr; + HEAP32[((allocated)>>2)] = res.allocated; + return ptr; + } catch (e) { + if (typeof FS == 'undefined' || !(e instanceof FS.ErrnoError)) throw e; + return -e.errno; + } + } + + function __munmap_js(addr, len, prot, flags, fd, offset) { + try { + + var stream = FS.getStream(fd); + if (stream) { + if (prot & 2) { + SYSCALLS.doMsync(addr, stream, len, flags, offset); + } + FS.munmap(stream); + } + } catch (e) { + if (typeof FS == 'undefined' || !(e instanceof FS.ErrnoError)) throw e; + return -e.errno; + } + } + + function _abort() { + abort('native code called abort()'); + } + + function _emscripten_console_error(str) { + assert(typeof str == 'number'); + console.error(UTF8ToString(str)); + } + + function _emscripten_memcpy_big(dest, src, num) { + HEAPU8.copyWithin(dest, src, src + num); + } + + function getHeapMax() { + // Stay one Wasm page short of 4GB: while e.g. Chrome is able to allocate + // full 4GB Wasm memories, the size will wrap back to 0 bytes in Wasm side + // for any code that deals with heap sizes, which would require special + // casing all heap size related code to treat 0 specially. + return 2147483648; + } + + function emscripten_realloc_buffer(size) { + try { + // round size grow request up to wasm page size (fixed 64KB per spec) + wasmMemory.grow((size - buffer.byteLength + 65535) >>> 16); // .grow() takes a delta compared to the previous size + updateGlobalBufferAndViews(wasmMemory.buffer); + return 1 /*success*/; + } catch(e) { + err('emscripten_realloc_buffer: Attempted to grow heap from ' + buffer.byteLength + ' bytes to ' + size + ' bytes, but got error: ' + e); + } + // implicit 0 return to save code size (caller will cast "undefined" into 0 + // anyhow) + } + function _emscripten_resize_heap(requestedSize) { + var oldSize = HEAPU8.length; + requestedSize = requestedSize >>> 0; + // With multithreaded builds, races can happen (another thread might increase the size + // in between), so return a failure, and let the caller retry. + assert(requestedSize > oldSize); + + // Memory resize rules: + // 1. Always increase heap size to at least the requested size, rounded up + // to next page multiple. + // 2a. If MEMORY_GROWTH_LINEAR_STEP == -1, excessively resize the heap + // geometrically: increase the heap size according to + // MEMORY_GROWTH_GEOMETRIC_STEP factor (default +20%), At most + // overreserve by MEMORY_GROWTH_GEOMETRIC_CAP bytes (default 96MB). + // 2b. If MEMORY_GROWTH_LINEAR_STEP != -1, excessively resize the heap + // linearly: increase the heap size by at least + // MEMORY_GROWTH_LINEAR_STEP bytes. + // 3. Max size for the heap is capped at 2048MB-WASM_PAGE_SIZE, or by + // MAXIMUM_MEMORY, or by ASAN limit, depending on which is smallest + // 4. If we were unable to allocate as much memory, it may be due to + // over-eager decision to excessively reserve due to (3) above. + // Hence if an allocation fails, cut down on the amount of excess + // growth, in an attempt to succeed to perform a smaller allocation. + + // A limit is set for how much we can grow. We should not exceed that + // (the wasm binary specifies it, so if we tried, we'd fail anyhow). + var maxHeapSize = getHeapMax(); + if (requestedSize > maxHeapSize) { + err('Cannot enlarge memory, asked to go up to ' + requestedSize + ' bytes, but the limit is ' + maxHeapSize + ' bytes!'); + return false; + } + + let alignUp = (x, multiple) => x + (multiple - x % multiple) % multiple; + + // Loop through potential heap size increases. If we attempt a too eager + // reservation that fails, cut down on the attempted size and reserve a + // smaller bump instead. (max 3 times, chosen somewhat arbitrarily) + for (var cutDown = 1; cutDown <= 4; cutDown *= 2) { + var overGrownHeapSize = oldSize * (1 + 0.2 / cutDown); // ensure geometric growth + // but limit overreserving (default to capping at +96MB overgrowth at most) + overGrownHeapSize = Math.min(overGrownHeapSize, requestedSize + 100663296 ); + + var newSize = Math.min(maxHeapSize, alignUp(Math.max(requestedSize, overGrownHeapSize), 65536)); + + var replacement = emscripten_realloc_buffer(newSize); + if (replacement) { + + return true; + } + } + err('Failed to grow the heap from ' + oldSize + ' bytes to ' + newSize + ' bytes, not enough memory!'); + return false; + } + + var ENV = {}; + + function getExecutableName() { + return thisProgram || './this.program'; + } + function getEnvStrings() { + if (!getEnvStrings.strings) { + // Default values. + // Browser language detection #8751 + var lang = ((typeof navigator == 'object' && navigator.languages && navigator.languages[0]) || 'C').replace('-', '_') + '.UTF-8'; + var env = { + 'USER': 'web_user', + 'LOGNAME': 'web_user', + 'PATH': '/', + 'PWD': '/', + 'HOME': '/home/web_user', + 'LANG': lang, + '_': getExecutableName() + }; + // Apply the user-provided values, if any. + for (var x in ENV) { + // x is a key in ENV; if ENV[x] is undefined, that means it was + // explicitly set to be so. We allow user code to do that to + // force variables with default values to remain unset. + if (ENV[x] === undefined) delete env[x]; + else env[x] = ENV[x]; + } + var strings = []; + for (var x in env) { + strings.push(x + '=' + env[x]); + } + getEnvStrings.strings = strings; + } + return getEnvStrings.strings; + } + function _environ_get(__environ, environ_buf) { + var bufSize = 0; + getEnvStrings().forEach(function(string, i) { + var ptr = environ_buf + bufSize; + HEAPU32[(((__environ)+(i*4))>>2)] = ptr; + writeAsciiToMemory(string, ptr); + bufSize += string.length + 1; + }); + return 0; + } + + function _environ_sizes_get(penviron_count, penviron_buf_size) { + var strings = getEnvStrings(); + HEAPU32[((penviron_count)>>2)] = strings.length; + var bufSize = 0; + strings.forEach(function(string) { + bufSize += string.length + 1; + }); + HEAPU32[((penviron_buf_size)>>2)] = bufSize; + return 0; + } + + function _fd_close(fd) { + try { + + var stream = SYSCALLS.getStreamFromFD(fd); + FS.close(stream); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e instanceof FS.ErrnoError)) throw e; + return e.errno; + } + } + + /** @param {number=} offset */ + function doReadv(stream, iov, iovcnt, offset) { + var ret = 0; + for (var i = 0; i < iovcnt; i++) { + var ptr = HEAPU32[((iov)>>2)]; + var len = HEAPU32[(((iov)+(4))>>2)]; + iov += 8; + var curr = FS.read(stream, HEAP8,ptr, len, offset); + if (curr < 0) return -1; + ret += curr; + if (curr < len) break; // nothing more to read + } + return ret; + } + + function convertI32PairToI53Checked(lo, hi) { + assert(lo == (lo >>> 0) || lo == (lo|0)); // lo should either be a i32 or a u32 + assert(hi === (hi|0)); // hi should be a i32 + return ((hi + 0x200000) >>> 0 < 0x400001 - !!lo) ? (lo >>> 0) + hi * 4294967296 : NaN; + } + function _fd_pread(fd, iov, iovcnt, offset_low, offset_high, pnum) { + try { + + var offset = convertI32PairToI53Checked(offset_low, offset_high); if (isNaN(offset)) return 61; + var stream = SYSCALLS.getStreamFromFD(fd) + var num = doReadv(stream, iov, iovcnt, offset); + HEAP32[((pnum)>>2)] = num; + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e instanceof FS.ErrnoError)) throw e; + return e.errno; + } + } + + /** @param {number=} offset */ + function doWritev(stream, iov, iovcnt, offset) { + var ret = 0; + for (var i = 0; i < iovcnt; i++) { + var ptr = HEAPU32[((iov)>>2)]; + var len = HEAPU32[(((iov)+(4))>>2)]; + iov += 8; + var curr = FS.write(stream, HEAP8,ptr, len, offset); + if (curr < 0) return -1; + ret += curr; + } + return ret; + } + function _fd_pwrite(fd, iov, iovcnt, offset_low, offset_high, pnum) { + try { + + var offset = convertI32PairToI53Checked(offset_low, offset_high); if (isNaN(offset)) return 61; + var stream = SYSCALLS.getStreamFromFD(fd) + var num = doWritev(stream, iov, iovcnt, offset); + HEAP32[((pnum)>>2)] = num; + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e instanceof FS.ErrnoError)) throw e; + return e.errno; + } + } + + function _fd_read(fd, iov, iovcnt, pnum) { + try { + + var stream = SYSCALLS.getStreamFromFD(fd); + var num = doReadv(stream, iov, iovcnt); + HEAP32[((pnum)>>2)] = num; + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e instanceof FS.ErrnoError)) throw e; + return e.errno; + } + } + + function _fd_seek(fd, offset_low, offset_high, whence, newOffset) { + try { + + var offset = convertI32PairToI53Checked(offset_low, offset_high); if (isNaN(offset)) return 61; + var stream = SYSCALLS.getStreamFromFD(fd); + FS.llseek(stream, offset, whence); + (tempI64 = [stream.position>>>0,(tempDouble=stream.position,(+(Math.abs(tempDouble))) >= 1.0 ? (tempDouble > 0.0 ? ((Math.min((+(Math.floor((tempDouble)/4294967296.0))), 4294967295.0))|0)>>>0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble)))>>>0))/4294967296.0)))))>>>0) : 0)],HEAP32[((newOffset)>>2)] = tempI64[0],HEAP32[(((newOffset)+(4))>>2)] = tempI64[1]); + if (stream.getdents && offset === 0 && whence === 0) stream.getdents = null; // reset readdir state + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e instanceof FS.ErrnoError)) throw e; + return e.errno; + } + } + + function _fd_write(fd, iov, iovcnt, pnum) { + try { + + var stream = SYSCALLS.getStreamFromFD(fd); + var num = doWritev(stream, iov, iovcnt); + HEAPU32[((pnum)>>2)] = num; + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e instanceof FS.ErrnoError)) throw e; + return e.errno; + } + } + + function _getTempRet0() { + return getTempRet0(); + } + + function _llvm_eh_typeid_for(type) { + return type; + } + + function _setTempRet0(val) { + setTempRet0(val); + } + + function __isLeapYear(year) { + return year%4 === 0 && (year%100 !== 0 || year%400 === 0); + } + + function __arraySum(array, index) { + var sum = 0; + for (var i = 0; i <= index; sum += array[i++]) { + // no-op + } + return sum; + } + + var __MONTH_DAYS_LEAP = [31,29,31,30,31,30,31,31,30,31,30,31]; + + var __MONTH_DAYS_REGULAR = [31,28,31,30,31,30,31,31,30,31,30,31]; + function __addDays(date, days) { + var newDate = new Date(date.getTime()); + while (days > 0) { + var leap = __isLeapYear(newDate.getFullYear()); + var currentMonth = newDate.getMonth(); + var daysInCurrentMonth = (leap ? __MONTH_DAYS_LEAP : __MONTH_DAYS_REGULAR)[currentMonth]; + + if (days > daysInCurrentMonth-newDate.getDate()) { + // we spill over to next month + days -= (daysInCurrentMonth-newDate.getDate()+1); + newDate.setDate(1); + if (currentMonth < 11) { + newDate.setMonth(currentMonth+1) + } else { + newDate.setMonth(0); + newDate.setFullYear(newDate.getFullYear()+1); + } + } else { + // we stay in current month + newDate.setDate(newDate.getDate()+days); + return newDate; + } + } + + return newDate; + } + function _strftime(s, maxsize, format, tm) { + // size_t strftime(char *restrict s, size_t maxsize, const char *restrict format, const struct tm *restrict timeptr); + // http://pubs.opengroup.org/onlinepubs/009695399/functions/strftime.html + + var tm_zone = HEAP32[(((tm)+(40))>>2)]; + + var date = { + tm_sec: HEAP32[((tm)>>2)], + tm_min: HEAP32[(((tm)+(4))>>2)], + tm_hour: HEAP32[(((tm)+(8))>>2)], + tm_mday: HEAP32[(((tm)+(12))>>2)], + tm_mon: HEAP32[(((tm)+(16))>>2)], + tm_year: HEAP32[(((tm)+(20))>>2)], + tm_wday: HEAP32[(((tm)+(24))>>2)], + tm_yday: HEAP32[(((tm)+(28))>>2)], + tm_isdst: HEAP32[(((tm)+(32))>>2)], + tm_gmtoff: HEAP32[(((tm)+(36))>>2)], + tm_zone: tm_zone ? UTF8ToString(tm_zone) : '' + }; + + var pattern = UTF8ToString(format); + + // expand format + var EXPANSION_RULES_1 = { + '%c': '%a %b %d %H:%M:%S %Y', // Replaced by the locale's appropriate date and time representation - e.g., Mon Aug 3 14:02:01 2013 + '%D': '%m/%d/%y', // Equivalent to %m / %d / %y + '%F': '%Y-%m-%d', // Equivalent to %Y - %m - %d + '%h': '%b', // Equivalent to %b + '%r': '%I:%M:%S %p', // Replaced by the time in a.m. and p.m. notation + '%R': '%H:%M', // Replaced by the time in 24-hour notation + '%T': '%H:%M:%S', // Replaced by the time + '%x': '%m/%d/%y', // Replaced by the locale's appropriate date representation + '%X': '%H:%M:%S', // Replaced by the locale's appropriate time representation + // Modified Conversion Specifiers + '%Ec': '%c', // Replaced by the locale's alternative appropriate date and time representation. + '%EC': '%C', // Replaced by the name of the base year (period) in the locale's alternative representation. + '%Ex': '%m/%d/%y', // Replaced by the locale's alternative date representation. + '%EX': '%H:%M:%S', // Replaced by the locale's alternative time representation. + '%Ey': '%y', // Replaced by the offset from %EC (year only) in the locale's alternative representation. + '%EY': '%Y', // Replaced by the full alternative year representation. + '%Od': '%d', // Replaced by the day of the month, using the locale's alternative numeric symbols, filled as needed with leading zeros if there is any alternative symbol for zero; otherwise, with leading characters. + '%Oe': '%e', // Replaced by the day of the month, using the locale's alternative numeric symbols, filled as needed with leading characters. + '%OH': '%H', // Replaced by the hour (24-hour clock) using the locale's alternative numeric symbols. + '%OI': '%I', // Replaced by the hour (12-hour clock) using the locale's alternative numeric symbols. + '%Om': '%m', // Replaced by the month using the locale's alternative numeric symbols. + '%OM': '%M', // Replaced by the minutes using the locale's alternative numeric symbols. + '%OS': '%S', // Replaced by the seconds using the locale's alternative numeric symbols. + '%Ou': '%u', // Replaced by the weekday as a number in the locale's alternative representation (Monday=1). + '%OU': '%U', // Replaced by the week number of the year (Sunday as the first day of the week, rules corresponding to %U ) using the locale's alternative numeric symbols. + '%OV': '%V', // Replaced by the week number of the year (Monday as the first day of the week, rules corresponding to %V ) using the locale's alternative numeric symbols. + '%Ow': '%w', // Replaced by the number of the weekday (Sunday=0) using the locale's alternative numeric symbols. + '%OW': '%W', // Replaced by the week number of the year (Monday as the first day of the week) using the locale's alternative numeric symbols. + '%Oy': '%y', // Replaced by the year (offset from %C ) using the locale's alternative numeric symbols. + }; + for (var rule in EXPANSION_RULES_1) { + pattern = pattern.replace(new RegExp(rule, 'g'), EXPANSION_RULES_1[rule]); + } + + var WEEKDAYS = ['Sunday', 'Monday', 'Tuesday', 'Wednesday', 'Thursday', 'Friday', 'Saturday']; + var MONTHS = ['January', 'February', 'March', 'April', 'May', 'June', 'July', 'August', 'September', 'October', 'November', 'December']; + + function leadingSomething(value, digits, character) { + var str = typeof value == 'number' ? value.toString() : (value || ''); + while (str.length < digits) { + str = character[0]+str; + } + return str; + } + + function leadingNulls(value, digits) { + return leadingSomething(value, digits, '0'); + } + + function compareByDay(date1, date2) { + function sgn(value) { + return value < 0 ? -1 : (value > 0 ? 1 : 0); + } + + var compare; + if ((compare = sgn(date1.getFullYear()-date2.getFullYear())) === 0) { + if ((compare = sgn(date1.getMonth()-date2.getMonth())) === 0) { + compare = sgn(date1.getDate()-date2.getDate()); + } + } + return compare; + } + + function getFirstWeekStartDate(janFourth) { + switch (janFourth.getDay()) { + case 0: // Sunday + return new Date(janFourth.getFullYear()-1, 11, 29); + case 1: // Monday + return janFourth; + case 2: // Tuesday + return new Date(janFourth.getFullYear(), 0, 3); + case 3: // Wednesday + return new Date(janFourth.getFullYear(), 0, 2); + case 4: // Thursday + return new Date(janFourth.getFullYear(), 0, 1); + case 5: // Friday + return new Date(janFourth.getFullYear()-1, 11, 31); + case 6: // Saturday + return new Date(janFourth.getFullYear()-1, 11, 30); + } + } + + function getWeekBasedYear(date) { + var thisDate = __addDays(new Date(date.tm_year+1900, 0, 1), date.tm_yday); + + var janFourthThisYear = new Date(thisDate.getFullYear(), 0, 4); + var janFourthNextYear = new Date(thisDate.getFullYear()+1, 0, 4); + + var firstWeekStartThisYear = getFirstWeekStartDate(janFourthThisYear); + var firstWeekStartNextYear = getFirstWeekStartDate(janFourthNextYear); + + if (compareByDay(firstWeekStartThisYear, thisDate) <= 0) { + // this date is after the start of the first week of this year + if (compareByDay(firstWeekStartNextYear, thisDate) <= 0) { + return thisDate.getFullYear()+1; + } else { + return thisDate.getFullYear(); + } + } else { + return thisDate.getFullYear()-1; + } + } + + var EXPANSION_RULES_2 = { + '%a': function(date) { + return WEEKDAYS[date.tm_wday].substring(0,3); + }, + '%A': function(date) { + return WEEKDAYS[date.tm_wday]; + }, + '%b': function(date) { + return MONTHS[date.tm_mon].substring(0,3); + }, + '%B': function(date) { + return MONTHS[date.tm_mon]; + }, + '%C': function(date) { + var year = date.tm_year+1900; + return leadingNulls((year/100)|0,2); + }, + '%d': function(date) { + return leadingNulls(date.tm_mday, 2); + }, + '%e': function(date) { + return leadingSomething(date.tm_mday, 2, ' '); + }, + '%g': function(date) { + // %g, %G, and %V give values according to the ISO 8601:2000 standard week-based year. + // In this system, weeks begin on a Monday and week 1 of the year is the week that includes + // January 4th, which is also the week that includes the first Thursday of the year, and + // is also the first week that contains at least four days in the year. + // If the first Monday of January is the 2nd, 3rd, or 4th, the preceding days are part of + // the last week of the preceding year; thus, for Saturday 2nd January 1999, + // %G is replaced by 1998 and %V is replaced by 53. If December 29th, 30th, + // or 31st is a Monday, it and any following days are part of week 1 of the following year. + // Thus, for Tuesday 30th December 1997, %G is replaced by 1998 and %V is replaced by 01. + + return getWeekBasedYear(date).toString().substring(2); + }, + '%G': function(date) { + return getWeekBasedYear(date); + }, + '%H': function(date) { + return leadingNulls(date.tm_hour, 2); + }, + '%I': function(date) { + var twelveHour = date.tm_hour; + if (twelveHour == 0) twelveHour = 12; + else if (twelveHour > 12) twelveHour -= 12; + return leadingNulls(twelveHour, 2); + }, + '%j': function(date) { + // Day of the year (001-366) + return leadingNulls(date.tm_mday+__arraySum(__isLeapYear(date.tm_year+1900) ? __MONTH_DAYS_LEAP : __MONTH_DAYS_REGULAR, date.tm_mon-1), 3); + }, + '%m': function(date) { + return leadingNulls(date.tm_mon+1, 2); + }, + '%M': function(date) { + return leadingNulls(date.tm_min, 2); + }, + '%n': function() { + return '\n'; + }, + '%p': function(date) { + if (date.tm_hour >= 0 && date.tm_hour < 12) { + return 'AM'; + } else { + return 'PM'; + } + }, + '%S': function(date) { + return leadingNulls(date.tm_sec, 2); + }, + '%t': function() { + return '\t'; + }, + '%u': function(date) { + return date.tm_wday || 7; + }, + '%U': function(date) { + var days = date.tm_yday + 7 - date.tm_wday; + return leadingNulls(Math.floor(days / 7), 2); + }, + '%V': function(date) { + // Replaced by the week number of the year (Monday as the first day of the week) + // as a decimal number [01,53]. If the week containing 1 January has four + // or more days in the new year, then it is considered week 1. + // Otherwise, it is the last week of the previous year, and the next week is week 1. + // Both January 4th and the first Thursday of January are always in week 1. [ tm_year, tm_wday, tm_yday] + var val = Math.floor((date.tm_yday + 7 - (date.tm_wday + 6) % 7 ) / 7); + // If 1 Jan is just 1-3 days past Monday, the previous week + // is also in this year. + if ((date.tm_wday + 371 - date.tm_yday - 2) % 7 <= 2) { + val++; + } + if (!val) { + val = 52; + // If 31 December of prev year a Thursday, or Friday of a + // leap year, then the prev year has 53 weeks. + var dec31 = (date.tm_wday + 7 - date.tm_yday - 1) % 7; + if (dec31 == 4 || (dec31 == 5 && __isLeapYear(date.tm_year%400-1))) { + val++; + } + } else if (val == 53) { + // If 1 January is not a Thursday, and not a Wednesday of a + // leap year, then this year has only 52 weeks. + var jan1 = (date.tm_wday + 371 - date.tm_yday) % 7; + if (jan1 != 4 && (jan1 != 3 || !__isLeapYear(date.tm_year))) + val = 1; + } + return leadingNulls(val, 2); + }, + '%w': function(date) { + return date.tm_wday; + }, + '%W': function(date) { + var days = date.tm_yday + 7 - ((date.tm_wday + 6) % 7); + return leadingNulls(Math.floor(days / 7), 2); + }, + '%y': function(date) { + // Replaced by the last two digits of the year as a decimal number [00,99]. [ tm_year] + return (date.tm_year+1900).toString().substring(2); + }, + '%Y': function(date) { + // Replaced by the year as a decimal number (for example, 1997). [ tm_year] + return date.tm_year+1900; + }, + '%z': function(date) { + // Replaced by the offset from UTC in the ISO 8601:2000 standard format ( +hhmm or -hhmm ). + // For example, "-0430" means 4 hours 30 minutes behind UTC (west of Greenwich). + var off = date.tm_gmtoff; + var ahead = off >= 0; + off = Math.abs(off) / 60; + // convert from minutes into hhmm format (which means 60 minutes = 100 units) + off = (off / 60)*100 + (off % 60); + return (ahead ? '+' : '-') + String("0000" + off).slice(-4); + }, + '%Z': function(date) { + return date.tm_zone; + }, + '%%': function() { + return '%'; + } + }; + + // Replace %% with a pair of NULLs (which cannot occur in a C string), then + // re-inject them after processing. + pattern = pattern.replace(/%%/g, '\0\0') + for (var rule in EXPANSION_RULES_2) { + if (pattern.includes(rule)) { + pattern = pattern.replace(new RegExp(rule, 'g'), EXPANSION_RULES_2[rule](date)); + } + } + pattern = pattern.replace(/\0\0/g, '%') + + var bytes = intArrayFromString(pattern, false); + if (bytes.length > maxsize) { + return 0; + } + + writeArrayToMemory(bytes, s); + return bytes.length-1; + } + function _strftime_l(s, maxsize, format, tm) { + return _strftime(s, maxsize, format, tm); // no locale support yet + } + + var FSNode = /** @constructor */ function(parent, name, mode, rdev) { + if (!parent) { + parent = this; // root node sets parent to itself + } + this.parent = parent; + this.mount = parent.mount; + this.mounted = null; + this.id = FS.nextInode++; + this.name = name; + this.mode = mode; + this.node_ops = {}; + this.stream_ops = {}; + this.rdev = rdev; + }; + var readMode = 292/*292*/ | 73/*73*/; + var writeMode = 146/*146*/; + Object.defineProperties(FSNode.prototype, { + read: { + get: /** @this{FSNode} */function() { + return (this.mode & readMode) === readMode; + }, + set: /** @this{FSNode} */function(val) { + val ? this.mode |= readMode : this.mode &= ~readMode; + } + }, + write: { + get: /** @this{FSNode} */function() { + return (this.mode & writeMode) === writeMode; + }, + set: /** @this{FSNode} */function(val) { + val ? this.mode |= writeMode : this.mode &= ~writeMode; + } + }, + isFolder: { + get: /** @this{FSNode} */function() { + return FS.isDir(this.mode); + } + }, + isDevice: { + get: /** @this{FSNode} */function() { + return FS.isChrdev(this.mode); + } + } + }); + FS.FSNode = FSNode; + FS.staticInit();; +if (ENVIRONMENT_IS_NODE) { requireNodeFS(); NODEFS.staticInit(); }; +ERRNO_CODES = { + 'EPERM': 63, + 'ENOENT': 44, + 'ESRCH': 71, + 'EINTR': 27, + 'EIO': 29, + 'ENXIO': 60, + 'E2BIG': 1, + 'ENOEXEC': 45, + 'EBADF': 8, + 'ECHILD': 12, + 'EAGAIN': 6, + 'EWOULDBLOCK': 6, + 'ENOMEM': 48, + 'EACCES': 2, + 'EFAULT': 21, + 'ENOTBLK': 105, + 'EBUSY': 10, + 'EEXIST': 20, + 'EXDEV': 75, + 'ENODEV': 43, + 'ENOTDIR': 54, + 'EISDIR': 31, + 'EINVAL': 28, + 'ENFILE': 41, + 'EMFILE': 33, + 'ENOTTY': 59, + 'ETXTBSY': 74, + 'EFBIG': 22, + 'ENOSPC': 51, + 'ESPIPE': 70, + 'EROFS': 69, + 'EMLINK': 34, + 'EPIPE': 64, + 'EDOM': 18, + 'ERANGE': 68, + 'ENOMSG': 49, + 'EIDRM': 24, + 'ECHRNG': 106, + 'EL2NSYNC': 156, + 'EL3HLT': 107, + 'EL3RST': 108, + 'ELNRNG': 109, + 'EUNATCH': 110, + 'ENOCSI': 111, + 'EL2HLT': 112, + 'EDEADLK': 16, + 'ENOLCK': 46, + 'EBADE': 113, + 'EBADR': 114, + 'EXFULL': 115, + 'ENOANO': 104, + 'EBADRQC': 103, + 'EBADSLT': 102, + 'EDEADLOCK': 16, + 'EBFONT': 101, + 'ENOSTR': 100, + 'ENODATA': 116, + 'ETIME': 117, + 'ENOSR': 118, + 'ENONET': 119, + 'ENOPKG': 120, + 'EREMOTE': 121, + 'ENOLINK': 47, + 'EADV': 122, + 'ESRMNT': 123, + 'ECOMM': 124, + 'EPROTO': 65, + 'EMULTIHOP': 36, + 'EDOTDOT': 125, + 'EBADMSG': 9, + 'ENOTUNIQ': 126, + 'EBADFD': 127, + 'EREMCHG': 128, + 'ELIBACC': 129, + 'ELIBBAD': 130, + 'ELIBSCN': 131, + 'ELIBMAX': 132, + 'ELIBEXEC': 133, + 'ENOSYS': 52, + 'ENOTEMPTY': 55, + 'ENAMETOOLONG': 37, + 'ELOOP': 32, + 'EOPNOTSUPP': 138, + 'EPFNOSUPPORT': 139, + 'ECONNRESET': 15, + 'ENOBUFS': 42, + 'EAFNOSUPPORT': 5, + 'EPROTOTYPE': 67, + 'ENOTSOCK': 57, + 'ENOPROTOOPT': 50, + 'ESHUTDOWN': 140, + 'ECONNREFUSED': 14, + 'EADDRINUSE': 3, + 'ECONNABORTED': 13, + 'ENETUNREACH': 40, + 'ENETDOWN': 38, + 'ETIMEDOUT': 73, + 'EHOSTDOWN': 142, + 'EHOSTUNREACH': 23, + 'EINPROGRESS': 26, + 'EALREADY': 7, + 'EDESTADDRREQ': 17, + 'EMSGSIZE': 35, + 'EPROTONOSUPPORT': 66, + 'ESOCKTNOSUPPORT': 137, + 'EADDRNOTAVAIL': 4, + 'ENETRESET': 39, + 'EISCONN': 30, + 'ENOTCONN': 53, + 'ETOOMANYREFS': 141, + 'EUSERS': 136, + 'EDQUOT': 19, + 'ESTALE': 72, + 'ENOTSUP': 138, + 'ENOMEDIUM': 148, + 'EILSEQ': 25, + 'EOVERFLOW': 61, + 'ECANCELED': 11, + 'ENOTRECOVERABLE': 56, + 'EOWNERDEAD': 62, + 'ESTRPIPE': 135, + };; +embind_init_charCodes(); +BindingError = Module['BindingError'] = extendError(Error, 'BindingError');; +InternalError = Module['InternalError'] = extendError(Error, 'InternalError');; +init_ClassHandle(); +init_embind();; +init_RegisteredPointer(); +UnboundTypeError = Module['UnboundTypeError'] = extendError(Error, 'UnboundTypeError');; +init_emval();; +var ASSERTIONS = true; + + + +/** @type {function(string, boolean=, number=)} */ +function intArrayFromString(stringy, dontAddNull, length) { + var len = length > 0 ? length : lengthBytesUTF8(stringy)+1; + var u8array = new Array(len); + var numBytesWritten = stringToUTF8Array(stringy, u8array, 0, u8array.length); + if (dontAddNull) u8array.length = numBytesWritten; + return u8array; +} + +function intArrayToString(array) { + var ret = []; + for (var i = 0; i < array.length; i++) { + var chr = array[i]; + if (chr > 0xFF) { + if (ASSERTIONS) { + assert(false, 'Character code ' + chr + ' (' + String.fromCharCode(chr) + ') at offset ' + i + ' not in 0x00-0xFF.'); + } + chr &= 0xFF; + } + ret.push(String.fromCharCode(chr)); + } + return ret.join(''); +} + + +function checkIncomingModuleAPI() { + ignoredModuleProp('fetchSettings'); +} +var asmLibraryArg = { + "__assert_fail": ___assert_fail, + "__call_sighandler": ___call_sighandler, + "__cxa_allocate_exception": ___cxa_allocate_exception, + "__cxa_begin_catch": ___cxa_begin_catch, + "__cxa_decrement_exception_refcount": ___cxa_decrement_exception_refcount, + "__cxa_end_catch": ___cxa_end_catch, + "__cxa_find_matching_catch_2": ___cxa_find_matching_catch_2, + "__cxa_find_matching_catch_3": ___cxa_find_matching_catch_3, + "__cxa_find_matching_catch_4": ___cxa_find_matching_catch_4, + "__cxa_free_exception": ___cxa_free_exception, + "__cxa_increment_exception_refcount": ___cxa_increment_exception_refcount, + "__cxa_rethrow": ___cxa_rethrow, + "__cxa_rethrow_primary_exception": ___cxa_rethrow_primary_exception, + "__cxa_throw": ___cxa_throw, + "__cxa_uncaught_exceptions": ___cxa_uncaught_exceptions, + "__resumeException": ___resumeException, + "__syscall_fadvise64": ___syscall_fadvise64, + "__syscall_fcntl64": ___syscall_fcntl64, + "__syscall_fstat64": ___syscall_fstat64, + "__syscall_lstat64": ___syscall_lstat64, + "__syscall_newfstatat": ___syscall_newfstatat, + "__syscall_openat": ___syscall_openat, + "__syscall_stat64": ___syscall_stat64, + "__syscall_unlinkat": ___syscall_unlinkat, + "_embind_register_bigint": __embind_register_bigint, + "_embind_register_bool": __embind_register_bool, + "_embind_register_class": __embind_register_class, + "_embind_register_class_constructor": __embind_register_class_constructor, + "_embind_register_class_function": __embind_register_class_function, + "_embind_register_emval": __embind_register_emval, + "_embind_register_float": __embind_register_float, + "_embind_register_function": __embind_register_function, + "_embind_register_integer": __embind_register_integer, + "_embind_register_memory_view": __embind_register_memory_view, + "_embind_register_std_string": __embind_register_std_string, + "_embind_register_std_wstring": __embind_register_std_wstring, + "_embind_register_void": __embind_register_void, + "_emval_decref": __emval_decref, + "_emval_incref": __emval_incref, + "_emval_take_value": __emval_take_value, + "_mmap_js": __mmap_js, + "_munmap_js": __munmap_js, + "abort": _abort, + "emscripten_console_error": _emscripten_console_error, + "emscripten_memcpy_big": _emscripten_memcpy_big, + "emscripten_resize_heap": _emscripten_resize_heap, + "environ_get": _environ_get, + "environ_sizes_get": _environ_sizes_get, + "fd_close": _fd_close, + "fd_pread": _fd_pread, + "fd_pwrite": _fd_pwrite, + "fd_read": _fd_read, + "fd_seek": _fd_seek, + "fd_write": _fd_write, + "getTempRet0": _getTempRet0, + "invoke_diii": invoke_diii, + "invoke_fiii": invoke_fiii, + "invoke_i": invoke_i, + "invoke_ii": invoke_ii, + "invoke_iii": invoke_iii, + "invoke_iiii": invoke_iiii, + "invoke_iiiii": invoke_iiiii, + "invoke_iiiiii": invoke_iiiiii, + "invoke_iiiiiii": invoke_iiiiiii, + "invoke_iiiiiiii": invoke_iiiiiiii, + "invoke_iiiiiiiiiii": invoke_iiiiiiiiiii, + "invoke_iiiiiiiiiiii": invoke_iiiiiiiiiiii, + "invoke_iiiiiiiiiiiii": invoke_iiiiiiiiiiiii, + "invoke_iiiiij": invoke_iiiiij, + "invoke_jiiii": invoke_jiiii, + "invoke_v": invoke_v, + "invoke_vi": invoke_vi, + "invoke_vii": invoke_vii, + "invoke_viii": invoke_viii, + "invoke_viiii": invoke_viiii, + "invoke_viiiiiii": invoke_viiiiiii, + "invoke_viiiiiiiiii": invoke_viiiiiiiiii, + "invoke_viiiiiiiiiiiiiii": invoke_viiiiiiiiiiiiiii, + "llvm_eh_typeid_for": _llvm_eh_typeid_for, + "setTempRet0": _setTempRet0, + "strftime_l": _strftime_l +}; +var asm = createWasm(); +/** @type {function(...*):?} */ +var ___wasm_call_ctors = Module["___wasm_call_ctors"] = createExportWrapper("__wasm_call_ctors"); + +/** @type {function(...*):?} */ +var _main = Module["_main"] = createExportWrapper("main"); + +/** @type {function(...*):?} */ +var _malloc = Module["_malloc"] = createExportWrapper("malloc"); + +/** @type {function(...*):?} */ +var ___errno_location = Module["___errno_location"] = createExportWrapper("__errno_location"); + +/** @type {function(...*):?} */ +var _free = Module["_free"] = createExportWrapper("free"); + +/** @type {function(...*):?} */ +var ___getTypeName = Module["___getTypeName"] = createExportWrapper("__getTypeName"); + +/** @type {function(...*):?} */ +var ___embind_register_native_and_builtin_types = Module["___embind_register_native_and_builtin_types"] = createExportWrapper("__embind_register_native_and_builtin_types"); + +/** @type {function(...*):?} */ +var ___dl_seterr = Module["___dl_seterr"] = createExportWrapper("__dl_seterr"); + +/** @type {function(...*):?} */ +var _fflush = Module["_fflush"] = createExportWrapper("fflush"); + +/** @type {function(...*):?} */ +var _emscripten_builtin_memalign = Module["_emscripten_builtin_memalign"] = createExportWrapper("emscripten_builtin_memalign"); + +/** @type {function(...*):?} */ +var _setThrew = Module["_setThrew"] = createExportWrapper("setThrew"); + +/** @type {function(...*):?} */ +var _emscripten_stack_init = Module["_emscripten_stack_init"] = function() { + return (_emscripten_stack_init = Module["_emscripten_stack_init"] = Module["asm"]["emscripten_stack_init"]).apply(null, arguments); +}; + +/** @type {function(...*):?} */ +var _emscripten_stack_get_free = Module["_emscripten_stack_get_free"] = function() { + return (_emscripten_stack_get_free = Module["_emscripten_stack_get_free"] = Module["asm"]["emscripten_stack_get_free"]).apply(null, arguments); +}; + +/** @type {function(...*):?} */ +var _emscripten_stack_get_base = Module["_emscripten_stack_get_base"] = function() { + return (_emscripten_stack_get_base = Module["_emscripten_stack_get_base"] = Module["asm"]["emscripten_stack_get_base"]).apply(null, arguments); +}; + +/** @type {function(...*):?} */ +var _emscripten_stack_get_end = Module["_emscripten_stack_get_end"] = function() { + return (_emscripten_stack_get_end = Module["_emscripten_stack_get_end"] = Module["asm"]["emscripten_stack_get_end"]).apply(null, arguments); +}; + +/** @type {function(...*):?} */ +var stackSave = Module["stackSave"] = createExportWrapper("stackSave"); + +/** @type {function(...*):?} */ +var stackRestore = Module["stackRestore"] = createExportWrapper("stackRestore"); + +/** @type {function(...*):?} */ +var stackAlloc = Module["stackAlloc"] = createExportWrapper("stackAlloc"); + +/** @type {function(...*):?} */ +var ___cxa_demangle = Module["___cxa_demangle"] = createExportWrapper("__cxa_demangle"); + +/** @type {function(...*):?} */ +var ___cxa_can_catch = Module["___cxa_can_catch"] = createExportWrapper("__cxa_can_catch"); + +/** @type {function(...*):?} */ +var ___cxa_is_pointer_type = Module["___cxa_is_pointer_type"] = createExportWrapper("__cxa_is_pointer_type"); + +/** @type {function(...*):?} */ +var dynCall_ji = Module["dynCall_ji"] = createExportWrapper("dynCall_ji"); + +/** @type {function(...*):?} */ +var dynCall_viijj = Module["dynCall_viijj"] = createExportWrapper("dynCall_viijj"); + +/** @type {function(...*):?} */ +var dynCall_iij = Module["dynCall_iij"] = createExportWrapper("dynCall_iij"); + +/** @type {function(...*):?} */ +var dynCall_iijj = Module["dynCall_iijj"] = createExportWrapper("dynCall_iijj"); + +/** @type {function(...*):?} */ +var dynCall_viij = Module["dynCall_viij"] = createExportWrapper("dynCall_viij"); + +/** @type {function(...*):?} */ +var dynCall_ij = Module["dynCall_ij"] = createExportWrapper("dynCall_ij"); + +/** @type {function(...*):?} */ +var dynCall_iiiji = Module["dynCall_iiiji"] = createExportWrapper("dynCall_iiiji"); + +/** @type {function(...*):?} */ +var dynCall_iiiij = Module["dynCall_iiiij"] = createExportWrapper("dynCall_iiiij"); + +/** @type {function(...*):?} */ +var dynCall_vij = Module["dynCall_vij"] = createExportWrapper("dynCall_vij"); + +/** @type {function(...*):?} */ +var dynCall_jiji = Module["dynCall_jiji"] = createExportWrapper("dynCall_jiji"); + +/** @type {function(...*):?} */ +var dynCall_iiiiij = Module["dynCall_iiiiij"] = createExportWrapper("dynCall_iiiiij"); + +/** @type {function(...*):?} */ +var dynCall_viijii = Module["dynCall_viijii"] = createExportWrapper("dynCall_viijii"); + +/** @type {function(...*):?} */ +var dynCall_jiiii = Module["dynCall_jiiii"] = createExportWrapper("dynCall_jiiii"); + +/** @type {function(...*):?} */ +var dynCall_iiiiijj = Module["dynCall_iiiiijj"] = createExportWrapper("dynCall_iiiiijj"); + +/** @type {function(...*):?} */ +var dynCall_iiiiiijj = Module["dynCall_iiiiiijj"] = createExportWrapper("dynCall_iiiiiijj"); + + +function invoke_iii(index,a1,a2) { + var sp = stackSave(); + try { + return getWasmTableEntry(index)(a1,a2); + } catch(e) { + stackRestore(sp); + if (e !== e+0) throw e; + _setThrew(1, 0); + } +} + +function invoke_viii(index,a1,a2,a3) { + var sp = stackSave(); + try { + getWasmTableEntry(index)(a1,a2,a3); + } catch(e) { + stackRestore(sp); + if (e !== e+0) throw e; + _setThrew(1, 0); + } +} + +function invoke_ii(index,a1) { + var sp = stackSave(); + try { + return getWasmTableEntry(index)(a1); + } catch(e) { + stackRestore(sp); + if (e !== e+0) throw e; + _setThrew(1, 0); + } +} + +function invoke_v(index) { + var sp = stackSave(); + try { + getWasmTableEntry(index)(); + } catch(e) { + stackRestore(sp); + if (e !== e+0) throw e; + _setThrew(1, 0); + } +} + +function invoke_iiii(index,a1,a2,a3) { + var sp = stackSave(); + try { + return getWasmTableEntry(index)(a1,a2,a3); + } catch(e) { + stackRestore(sp); + if (e !== e+0) throw e; + _setThrew(1, 0); + } +} + +function invoke_viiii(index,a1,a2,a3,a4) { + var sp = stackSave(); + try { + getWasmTableEntry(index)(a1,a2,a3,a4); + } catch(e) { + stackRestore(sp); + if (e !== e+0) throw e; + _setThrew(1, 0); + } +} + +function invoke_vii(index,a1,a2) { + var sp = stackSave(); + try { + getWasmTableEntry(index)(a1,a2); + } catch(e) { + stackRestore(sp); + if (e !== e+0) throw e; + _setThrew(1, 0); + } +} + +function invoke_iiiiiii(index,a1,a2,a3,a4,a5,a6) { + var sp = stackSave(); + try { + return getWasmTableEntry(index)(a1,a2,a3,a4,a5,a6); + } catch(e) { + stackRestore(sp); + if (e !== e+0) throw e; + _setThrew(1, 0); + } +} + +function invoke_vi(index,a1) { + var sp = stackSave(); + try { + getWasmTableEntry(index)(a1); + } catch(e) { + stackRestore(sp); + if (e !== e+0) throw e; + _setThrew(1, 0); + } +} + +function invoke_i(index) { + var sp = stackSave(); + try { + return getWasmTableEntry(index)(); + } catch(e) { + stackRestore(sp); + if (e !== e+0) throw e; + _setThrew(1, 0); + } +} + +function invoke_iiiiii(index,a1,a2,a3,a4,a5) { + var sp = stackSave(); + try { + return getWasmTableEntry(index)(a1,a2,a3,a4,a5); + } catch(e) { + stackRestore(sp); + if (e !== e+0) throw e; + _setThrew(1, 0); + } +} + +function invoke_iiiiiiii(index,a1,a2,a3,a4,a5,a6,a7) { + var sp = stackSave(); + try { + return getWasmTableEntry(index)(a1,a2,a3,a4,a5,a6,a7); + } catch(e) { + stackRestore(sp); + if (e !== e+0) throw e; + _setThrew(1, 0); + } +} + +function invoke_iiiiiiiiiii(index,a1,a2,a3,a4,a5,a6,a7,a8,a9,a10) { + var sp = stackSave(); + try { + return getWasmTableEntry(index)(a1,a2,a3,a4,a5,a6,a7,a8,a9,a10); + } catch(e) { + stackRestore(sp); + if (e !== e+0) throw e; + _setThrew(1, 0); + } +} + +function invoke_iiiii(index,a1,a2,a3,a4) { + var sp = stackSave(); + try { + return getWasmTableEntry(index)(a1,a2,a3,a4); + } catch(e) { + stackRestore(sp); + if (e !== e+0) throw e; + _setThrew(1, 0); + } +} + +function invoke_iiiiiiiiiiiii(index,a1,a2,a3,a4,a5,a6,a7,a8,a9,a10,a11,a12) { + var sp = stackSave(); + try { + return getWasmTableEntry(index)(a1,a2,a3,a4,a5,a6,a7,a8,a9,a10,a11,a12); + } catch(e) { + stackRestore(sp); + if (e !== e+0) throw e; + _setThrew(1, 0); + } +} + +function invoke_fiii(index,a1,a2,a3) { + var sp = stackSave(); + try { + return getWasmTableEntry(index)(a1,a2,a3); + } catch(e) { + stackRestore(sp); + if (e !== e+0) throw e; + _setThrew(1, 0); + } +} + +function invoke_diii(index,a1,a2,a3) { + var sp = stackSave(); + try { + return getWasmTableEntry(index)(a1,a2,a3); + } catch(e) { + stackRestore(sp); + if (e !== e+0) throw e; + _setThrew(1, 0); + } +} + +function invoke_viiiiiii(index,a1,a2,a3,a4,a5,a6,a7) { + var sp = stackSave(); + try { + getWasmTableEntry(index)(a1,a2,a3,a4,a5,a6,a7); + } catch(e) { + stackRestore(sp); + if (e !== e+0) throw e; + _setThrew(1, 0); + } +} + +function invoke_iiiiiiiiiiii(index,a1,a2,a3,a4,a5,a6,a7,a8,a9,a10,a11) { + var sp = stackSave(); + try { + return getWasmTableEntry(index)(a1,a2,a3,a4,a5,a6,a7,a8,a9,a10,a11); + } catch(e) { + stackRestore(sp); + if (e !== e+0) throw e; + _setThrew(1, 0); + } +} + +function invoke_viiiiiiiiii(index,a1,a2,a3,a4,a5,a6,a7,a8,a9,a10) { + var sp = stackSave(); + try { + getWasmTableEntry(index)(a1,a2,a3,a4,a5,a6,a7,a8,a9,a10); + } catch(e) { + stackRestore(sp); + if (e !== e+0) throw e; + _setThrew(1, 0); + } +} + +function invoke_viiiiiiiiiiiiiii(index,a1,a2,a3,a4,a5,a6,a7,a8,a9,a10,a11,a12,a13,a14,a15) { + var sp = stackSave(); + try { + getWasmTableEntry(index)(a1,a2,a3,a4,a5,a6,a7,a8,a9,a10,a11,a12,a13,a14,a15); + } catch(e) { + stackRestore(sp); + if (e !== e+0) throw e; + _setThrew(1, 0); + } +} + +function invoke_iiiiij(index,a1,a2,a3,a4,a5,a6) { + var sp = stackSave(); + try { + return dynCall_iiiiij(index,a1,a2,a3,a4,a5,a6); + } catch(e) { + stackRestore(sp); + if (e !== e+0) throw e; + _setThrew(1, 0); + } +} + +function invoke_jiiii(index,a1,a2,a3,a4) { + var sp = stackSave(); + try { + return dynCall_jiiii(index,a1,a2,a3,a4); + } catch(e) { + stackRestore(sp); + if (e !== e+0) throw e; + _setThrew(1, 0); + } +} + + + + +// === Auto-generated postamble setup entry stuff === + +unexportedRuntimeFunction('ccall', false); +unexportedRuntimeFunction('cwrap', false); +unexportedRuntimeFunction('allocate', false); +unexportedRuntimeFunction('UTF8ArrayToString', false); +unexportedRuntimeFunction('UTF8ToString', false); +unexportedRuntimeFunction('stringToUTF8Array', false); +unexportedRuntimeFunction('stringToUTF8', false); +unexportedRuntimeFunction('lengthBytesUTF8', false); +unexportedRuntimeFunction('addOnPreRun', false); +unexportedRuntimeFunction('addOnInit', false); +unexportedRuntimeFunction('addOnPreMain', false); +unexportedRuntimeFunction('addOnExit', false); +unexportedRuntimeFunction('addOnPostRun', false); +unexportedRuntimeFunction('addRunDependency', true); +unexportedRuntimeFunction('removeRunDependency', true); +unexportedRuntimeFunction('FS_createFolder', false); +unexportedRuntimeFunction('FS_createPath', true); +unexportedRuntimeFunction('FS_createDataFile', true); +unexportedRuntimeFunction('FS_createPreloadedFile', true); +unexportedRuntimeFunction('FS_createLazyFile', true); +unexportedRuntimeFunction('FS_createLink', false); +unexportedRuntimeFunction('FS_createDevice', true); +unexportedRuntimeFunction('FS_unlink', true); +unexportedRuntimeFunction('getLEB', false); +unexportedRuntimeFunction('getFunctionTables', false); +unexportedRuntimeFunction('alignFunctionTables', false); +unexportedRuntimeFunction('registerFunctions', false); +unexportedRuntimeFunction('addFunction', false); +unexportedRuntimeFunction('removeFunction', false); +unexportedRuntimeFunction('prettyPrint', false); +unexportedRuntimeFunction('getCompilerSetting', false); +Module["print"] = out; +Module["printErr"] = err; +unexportedRuntimeFunction('getTempRet0', false); +unexportedRuntimeFunction('setTempRet0', false); +unexportedRuntimeFunction('callMain', false); +unexportedRuntimeFunction('abort', false); +unexportedRuntimeFunction('keepRuntimeAlive', false); +unexportedRuntimeFunction('wasmMemory', false); +unexportedRuntimeFunction('warnOnce', false); +unexportedRuntimeFunction('stackSave', false); +unexportedRuntimeFunction('stackRestore', false); +unexportedRuntimeFunction('stackAlloc', false); +unexportedRuntimeFunction('AsciiToString', false); +unexportedRuntimeFunction('stringToAscii', false); +unexportedRuntimeFunction('UTF16ToString', false); +unexportedRuntimeFunction('stringToUTF16', false); +unexportedRuntimeFunction('lengthBytesUTF16', false); +unexportedRuntimeFunction('UTF32ToString', false); +unexportedRuntimeFunction('stringToUTF32', false); +unexportedRuntimeFunction('lengthBytesUTF32', false); +unexportedRuntimeFunction('allocateUTF8', false); +unexportedRuntimeFunction('allocateUTF8OnStack', false); +unexportedRuntimeFunction('ExitStatus', false); +unexportedRuntimeFunction('intArrayFromString', false); +unexportedRuntimeFunction('intArrayToString', false); +unexportedRuntimeFunction('writeStringToMemory', false); +unexportedRuntimeFunction('writeArrayToMemory', false); +unexportedRuntimeFunction('writeAsciiToMemory', false); +Module["writeStackCookie"] = writeStackCookie; +Module["checkStackCookie"] = checkStackCookie; +unexportedRuntimeFunction('ptrToString', false); +unexportedRuntimeFunction('zeroMemory', false); +unexportedRuntimeFunction('stringToNewUTF8', false); +unexportedRuntimeFunction('getHeapMax', false); +unexportedRuntimeFunction('emscripten_realloc_buffer', false); +unexportedRuntimeFunction('ENV', false); +unexportedRuntimeFunction('ERRNO_CODES', false); +unexportedRuntimeFunction('ERRNO_MESSAGES', false); +unexportedRuntimeFunction('setErrNo', false); +unexportedRuntimeFunction('inetPton4', false); +unexportedRuntimeFunction('inetNtop4', false); +unexportedRuntimeFunction('inetPton6', false); +unexportedRuntimeFunction('inetNtop6', false); +unexportedRuntimeFunction('readSockaddr', false); +unexportedRuntimeFunction('writeSockaddr', false); +unexportedRuntimeFunction('DNS', false); +unexportedRuntimeFunction('getHostByName', false); +unexportedRuntimeFunction('Protocols', false); +unexportedRuntimeFunction('Sockets', false); +unexportedRuntimeFunction('getRandomDevice', false); +unexportedRuntimeFunction('traverseStack', false); +unexportedRuntimeFunction('UNWIND_CACHE', false); +unexportedRuntimeFunction('convertPCtoSourceLocation', false); +unexportedRuntimeFunction('readAsmConstArgsArray', false); +unexportedRuntimeFunction('readAsmConstArgs', false); +unexportedRuntimeFunction('mainThreadEM_ASM', false); +unexportedRuntimeFunction('jstoi_q', false); +unexportedRuntimeFunction('jstoi_s', false); +unexportedRuntimeFunction('getExecutableName', false); +unexportedRuntimeFunction('listenOnce', false); +unexportedRuntimeFunction('autoResumeAudioContext', false); +unexportedRuntimeFunction('dynCallLegacy', false); +unexportedRuntimeFunction('getDynCaller', false); +unexportedRuntimeFunction('dynCall', false); +unexportedRuntimeFunction('handleException', false); +unexportedRuntimeFunction('runtimeKeepalivePush', false); +unexportedRuntimeFunction('runtimeKeepalivePop', false); +unexportedRuntimeFunction('callUserCallback', false); +unexportedRuntimeFunction('maybeExit', false); +unexportedRuntimeFunction('safeSetTimeout', false); +unexportedRuntimeFunction('asmjsMangle', false); +unexportedRuntimeFunction('asyncLoad', false); +unexportedRuntimeFunction('alignMemory', false); +unexportedRuntimeFunction('mmapAlloc', false); +unexportedRuntimeFunction('writeI53ToI64', false); +unexportedRuntimeFunction('writeI53ToI64Clamped', false); +unexportedRuntimeFunction('writeI53ToI64Signaling', false); +unexportedRuntimeFunction('writeI53ToU64Clamped', false); +unexportedRuntimeFunction('writeI53ToU64Signaling', false); +unexportedRuntimeFunction('readI53FromI64', false); +unexportedRuntimeFunction('readI53FromU64', false); +unexportedRuntimeFunction('convertI32PairToI53', false); +unexportedRuntimeFunction('convertI32PairToI53Checked', false); +unexportedRuntimeFunction('convertU32PairToI53', false); +unexportedRuntimeFunction('reallyNegative', false); +unexportedRuntimeFunction('unSign', false); +unexportedRuntimeFunction('strLen', false); +unexportedRuntimeFunction('reSign', false); +unexportedRuntimeFunction('formatString', false); +unexportedRuntimeFunction('setValue', false); +unexportedRuntimeFunction('getValue', false); +unexportedRuntimeFunction('PATH', false); +unexportedRuntimeFunction('PATH_FS', false); +unexportedRuntimeFunction('SYSCALLS', false); +unexportedRuntimeFunction('getSocketFromFD', false); +unexportedRuntimeFunction('getSocketAddress', false); +unexportedRuntimeFunction('JSEvents', false); +unexportedRuntimeFunction('registerKeyEventCallback', false); +unexportedRuntimeFunction('specialHTMLTargets', false); +unexportedRuntimeFunction('maybeCStringToJsString', false); +unexportedRuntimeFunction('findEventTarget', false); +unexportedRuntimeFunction('findCanvasEventTarget', false); +unexportedRuntimeFunction('getBoundingClientRect', false); +unexportedRuntimeFunction('fillMouseEventData', false); +unexportedRuntimeFunction('registerMouseEventCallback', false); +unexportedRuntimeFunction('registerWheelEventCallback', false); +unexportedRuntimeFunction('registerUiEventCallback', false); +unexportedRuntimeFunction('registerFocusEventCallback', false); +unexportedRuntimeFunction('fillDeviceOrientationEventData', false); +unexportedRuntimeFunction('registerDeviceOrientationEventCallback', false); +unexportedRuntimeFunction('fillDeviceMotionEventData', false); +unexportedRuntimeFunction('registerDeviceMotionEventCallback', false); +unexportedRuntimeFunction('screenOrientation', false); +unexportedRuntimeFunction('fillOrientationChangeEventData', false); +unexportedRuntimeFunction('registerOrientationChangeEventCallback', false); +unexportedRuntimeFunction('fillFullscreenChangeEventData', false); +unexportedRuntimeFunction('registerFullscreenChangeEventCallback', false); +unexportedRuntimeFunction('JSEvents_requestFullscreen', false); +unexportedRuntimeFunction('JSEvents_resizeCanvasForFullscreen', false); +unexportedRuntimeFunction('registerRestoreOldStyle', false); +unexportedRuntimeFunction('hideEverythingExceptGivenElement', false); +unexportedRuntimeFunction('restoreHiddenElements', false); +unexportedRuntimeFunction('setLetterbox', false); +unexportedRuntimeFunction('currentFullscreenStrategy', false); +unexportedRuntimeFunction('restoreOldWindowedStyle', false); +unexportedRuntimeFunction('softFullscreenResizeWebGLRenderTarget', false); +unexportedRuntimeFunction('doRequestFullscreen', false); +unexportedRuntimeFunction('fillPointerlockChangeEventData', false); +unexportedRuntimeFunction('registerPointerlockChangeEventCallback', false); +unexportedRuntimeFunction('registerPointerlockErrorEventCallback', false); +unexportedRuntimeFunction('requestPointerLock', false); +unexportedRuntimeFunction('fillVisibilityChangeEventData', false); +unexportedRuntimeFunction('registerVisibilityChangeEventCallback', false); +unexportedRuntimeFunction('registerTouchEventCallback', false); +unexportedRuntimeFunction('fillGamepadEventData', false); +unexportedRuntimeFunction('registerGamepadEventCallback', false); +unexportedRuntimeFunction('registerBeforeUnloadEventCallback', false); +unexportedRuntimeFunction('fillBatteryEventData', false); +unexportedRuntimeFunction('battery', false); +unexportedRuntimeFunction('registerBatteryEventCallback', false); +unexportedRuntimeFunction('setCanvasElementSize', false); +unexportedRuntimeFunction('getCanvasElementSize', false); +unexportedRuntimeFunction('demangle', false); +unexportedRuntimeFunction('demangleAll', false); +unexportedRuntimeFunction('jsStackTrace', false); +unexportedRuntimeFunction('stackTrace', false); +unexportedRuntimeFunction('getEnvStrings', false); +unexportedRuntimeFunction('checkWasiClock', false); +unexportedRuntimeFunction('doReadv', false); +unexportedRuntimeFunction('doWritev', false); +unexportedRuntimeFunction('dlopenMissingError', false); +unexportedRuntimeFunction('setImmediateWrapped', false); +unexportedRuntimeFunction('clearImmediateWrapped', false); +unexportedRuntimeFunction('polyfillSetImmediate', false); +unexportedRuntimeFunction('uncaughtExceptionCount', false); +unexportedRuntimeFunction('exceptionLast', false); +unexportedRuntimeFunction('exceptionCaught', false); +unexportedRuntimeFunction('ExceptionInfo', false); +unexportedRuntimeFunction('exception_addRef', false); +unexportedRuntimeFunction('exception_decRef', false); +unexportedRuntimeFunction('getExceptionMessage', false); +unexportedRuntimeFunction('Browser', false); +unexportedRuntimeFunction('setMainLoop', false); +unexportedRuntimeFunction('wget', false); +unexportedRuntimeFunction('FS', false); +unexportedRuntimeFunction('MEMFS', false); +unexportedRuntimeFunction('TTY', false); +unexportedRuntimeFunction('PIPEFS', false); +unexportedRuntimeFunction('SOCKFS', false); +unexportedRuntimeFunction('_setNetworkCallback', false); +unexportedRuntimeFunction('tempFixedLengthArray', false); +unexportedRuntimeFunction('miniTempWebGLFloatBuffers', false); +unexportedRuntimeFunction('heapObjectForWebGLType', false); +unexportedRuntimeFunction('heapAccessShiftForWebGLHeap', false); +unexportedRuntimeFunction('GL', false); +unexportedRuntimeFunction('emscriptenWebGLGet', false); +unexportedRuntimeFunction('computeUnpackAlignedImageSize', false); +unexportedRuntimeFunction('emscriptenWebGLGetTexPixelData', false); +unexportedRuntimeFunction('emscriptenWebGLGetUniform', false); +unexportedRuntimeFunction('webglGetUniformLocation', false); +unexportedRuntimeFunction('webglPrepareUniformLocationsBeforeFirstUse', false); +unexportedRuntimeFunction('webglGetLeftBracePos', false); +unexportedRuntimeFunction('emscriptenWebGLGetVertexAttrib', false); +unexportedRuntimeFunction('writeGLArray', false); +unexportedRuntimeFunction('AL', false); +unexportedRuntimeFunction('SDL_unicode', false); +unexportedRuntimeFunction('SDL_ttfContext', false); +unexportedRuntimeFunction('SDL_audio', false); +unexportedRuntimeFunction('SDL', false); +unexportedRuntimeFunction('SDL_gfx', false); +unexportedRuntimeFunction('GLUT', false); +unexportedRuntimeFunction('EGL', false); +unexportedRuntimeFunction('GLFW_Window', false); +unexportedRuntimeFunction('GLFW', false); +unexportedRuntimeFunction('GLEW', false); +unexportedRuntimeFunction('IDBStore', false); +unexportedRuntimeFunction('runAndAbortIfError', false); +unexportedRuntimeFunction('InternalError', false); +unexportedRuntimeFunction('BindingError', false); +unexportedRuntimeFunction('UnboundTypeError', false); +unexportedRuntimeFunction('PureVirtualError', false); +unexportedRuntimeFunction('init_embind', false); +unexportedRuntimeFunction('throwInternalError', false); +unexportedRuntimeFunction('throwBindingError', false); +unexportedRuntimeFunction('throwUnboundTypeError', false); +unexportedRuntimeFunction('ensureOverloadTable', false); +unexportedRuntimeFunction('exposePublicSymbol', false); +unexportedRuntimeFunction('replacePublicSymbol', false); +unexportedRuntimeFunction('extendError', false); +unexportedRuntimeFunction('createNamedFunction', false); +unexportedRuntimeFunction('registeredInstances', false); +unexportedRuntimeFunction('getBasestPointer', false); +unexportedRuntimeFunction('registerInheritedInstance', false); +unexportedRuntimeFunction('unregisterInheritedInstance', false); +unexportedRuntimeFunction('getInheritedInstance', false); +unexportedRuntimeFunction('getInheritedInstanceCount', false); +unexportedRuntimeFunction('getLiveInheritedInstances', false); +unexportedRuntimeFunction('registeredTypes', false); +unexportedRuntimeFunction('awaitingDependencies', false); +unexportedRuntimeFunction('typeDependencies', false); +unexportedRuntimeFunction('registeredPointers', false); +unexportedRuntimeFunction('registerType', false); +unexportedRuntimeFunction('whenDependentTypesAreResolved', false); +unexportedRuntimeFunction('embind_charCodes', false); +unexportedRuntimeFunction('embind_init_charCodes', false); +unexportedRuntimeFunction('readLatin1String', false); +unexportedRuntimeFunction('getTypeName', false); +unexportedRuntimeFunction('heap32VectorToArray', false); +unexportedRuntimeFunction('requireRegisteredType', false); +unexportedRuntimeFunction('getShiftFromSize', false); +unexportedRuntimeFunction('integerReadValueFromPointer', false); +unexportedRuntimeFunction('enumReadValueFromPointer', false); +unexportedRuntimeFunction('floatReadValueFromPointer', false); +unexportedRuntimeFunction('simpleReadValueFromPointer', false); +unexportedRuntimeFunction('runDestructors', false); +unexportedRuntimeFunction('new_', false); +unexportedRuntimeFunction('craftInvokerFunction', false); +unexportedRuntimeFunction('embind__requireFunction', false); +unexportedRuntimeFunction('tupleRegistrations', false); +unexportedRuntimeFunction('structRegistrations', false); +unexportedRuntimeFunction('genericPointerToWireType', false); +unexportedRuntimeFunction('constNoSmartPtrRawPointerToWireType', false); +unexportedRuntimeFunction('nonConstNoSmartPtrRawPointerToWireType', false); +unexportedRuntimeFunction('init_RegisteredPointer', false); +unexportedRuntimeFunction('RegisteredPointer', false); +unexportedRuntimeFunction('RegisteredPointer_getPointee', false); +unexportedRuntimeFunction('RegisteredPointer_destructor', false); +unexportedRuntimeFunction('RegisteredPointer_deleteObject', false); +unexportedRuntimeFunction('RegisteredPointer_fromWireType', false); +unexportedRuntimeFunction('runDestructor', false); +unexportedRuntimeFunction('releaseClassHandle', false); +unexportedRuntimeFunction('finalizationRegistry', false); +unexportedRuntimeFunction('detachFinalizer_deps', false); +unexportedRuntimeFunction('detachFinalizer', false); +unexportedRuntimeFunction('attachFinalizer', false); +unexportedRuntimeFunction('makeClassHandle', false); +unexportedRuntimeFunction('init_ClassHandle', false); +unexportedRuntimeFunction('ClassHandle', false); +unexportedRuntimeFunction('ClassHandle_isAliasOf', false); +unexportedRuntimeFunction('throwInstanceAlreadyDeleted', false); +unexportedRuntimeFunction('ClassHandle_clone', false); +unexportedRuntimeFunction('ClassHandle_delete', false); +unexportedRuntimeFunction('deletionQueue', false); +unexportedRuntimeFunction('ClassHandle_isDeleted', false); +unexportedRuntimeFunction('ClassHandle_deleteLater', false); +unexportedRuntimeFunction('flushPendingDeletes', false); +unexportedRuntimeFunction('delayFunction', false); +unexportedRuntimeFunction('setDelayFunction', false); +unexportedRuntimeFunction('RegisteredClass', false); +unexportedRuntimeFunction('shallowCopyInternalPointer', false); +unexportedRuntimeFunction('downcastPointer', false); +unexportedRuntimeFunction('upcastPointer', false); +unexportedRuntimeFunction('validateThis', false); +unexportedRuntimeFunction('char_0', false); +unexportedRuntimeFunction('char_9', false); +unexportedRuntimeFunction('makeLegalFunctionName', false); +unexportedRuntimeFunction('emval_handle_array', false); +unexportedRuntimeFunction('emval_free_list', false); +unexportedRuntimeFunction('emval_symbols', false); +unexportedRuntimeFunction('init_emval', false); +unexportedRuntimeFunction('count_emval_handles', false); +unexportedRuntimeFunction('get_first_emval', false); +unexportedRuntimeFunction('getStringOrSymbol', false); +unexportedRuntimeFunction('Emval', false); +unexportedRuntimeFunction('emval_newers', false); +unexportedRuntimeFunction('craftEmvalAllocator', false); +unexportedRuntimeFunction('emval_get_global', false); +unexportedRuntimeFunction('emval_methodCallers', false); +unexportedRuntimeFunction('emval_registeredMethods', false); +unexportedRuntimeFunction('NODEFS', false); +Module["ALLOC_NORMAL"] = ALLOC_NORMAL; +Module["ALLOC_STACK"] = ALLOC_STACK; + +var calledRun; + +/** + * @constructor + * @this {ExitStatus} + */ +function ExitStatus(status) { + this.name = "ExitStatus"; + this.message = "Program terminated with exit(" + status + ")"; + this.status = status; +} + +var calledMain = false; + +dependenciesFulfilled = function runCaller() { + // If run has never been called, and we should call run (INVOKE_RUN is true, and Module.noInitialRun is not false) + if (!calledRun) run(); + if (!calledRun) dependenciesFulfilled = runCaller; // try this again later, after new deps are fulfilled +}; + +function callMain(args) { + assert(runDependencies == 0, 'cannot call main when async dependencies remain! (listen on Module["onRuntimeInitialized"])'); + assert(__ATPRERUN__.length == 0, 'cannot call main when preRun functions remain to be called'); + + var entryFunction = Module['_main']; + + args = args || []; + args.unshift(thisProgram); + + var argc = args.length; + var argv = stackAlloc((argc + 1) * 4); + var argv_ptr = argv >> 2; + args.forEach((arg) => { + HEAP32[argv_ptr++] = allocateUTF8OnStack(arg); + }); + HEAP32[argv_ptr] = 0; + + try { + + var ret = entryFunction(argc, argv); + + // In PROXY_TO_PTHREAD builds, we should never exit the runtime below, as + // execution is asynchronously handed off to a pthread. + // if we're not running an evented main loop, it's time to exit + exit(ret, /* implicit = */ true); + return ret; + } + catch (e) { + return handleException(e); + } finally { + calledMain = true; + + } +} + +function stackCheckInit() { + // This is normally called automatically during __wasm_call_ctors but need to + // get these values before even running any of the ctors so we call it redundantly + // here. + // TODO(sbc): Move writeStackCookie to native to to avoid this. + _emscripten_stack_init(); + writeStackCookie(); +} + +/** @type {function(Array=)} */ +function run(args) { + args = args || arguments_; + + if (runDependencies > 0) { + return; + } + + stackCheckInit(); + + preRun(); + + // a preRun added a dependency, run will be called later + if (runDependencies > 0) { + return; + } + + function doRun() { + // run may have just been called through dependencies being fulfilled just in this very frame, + // or while the async setStatus time below was happening + if (calledRun) return; + calledRun = true; + Module['calledRun'] = true; + + if (ABORT) return; + + initRuntime(); + + preMain(); + + if (Module['onRuntimeInitialized']) Module['onRuntimeInitialized'](); + + if (shouldRunNow) callMain(args); + + postRun(); + } + + if (Module['setStatus']) { + Module['setStatus']('Running...'); + setTimeout(function() { + setTimeout(function() { + Module['setStatus'](''); + }, 1); + doRun(); + }, 1); + } else + { + doRun(); + } + checkStackCookie(); +} +Module['run'] = run; + +function checkUnflushedContent() { + // Compiler settings do not allow exiting the runtime, so flushing + // the streams is not possible. but in ASSERTIONS mode we check + // if there was something to flush, and if so tell the user they + // should request that the runtime be exitable. + // Normally we would not even include flush() at all, but in ASSERTIONS + // builds we do so just for this check, and here we see if there is any + // content to flush, that is, we check if there would have been + // something a non-ASSERTIONS build would have not seen. + // How we flush the streams depends on whether we are in SYSCALLS_REQUIRE_FILESYSTEM=0 + // mode (which has its own special function for this; otherwise, all + // the code is inside libc) + var oldOut = out; + var oldErr = err; + var has = false; + out = err = (x) => { + has = true; + } + try { // it doesn't matter if it fails + _fflush(0); + // also flush in the JS FS layer + ['stdout', 'stderr'].forEach(function(name) { + var info = FS.analyzePath('/dev/' + name); + if (!info) return; + var stream = info.object; + var rdev = stream.rdev; + var tty = TTY.ttys[rdev]; + if (tty && tty.output && tty.output.length) { + has = true; + } + }); + } catch(e) {} + out = oldOut; + err = oldErr; + if (has) { + warnOnce('stdio streams had content in them that was not flushed. you should set EXIT_RUNTIME to 1 (see the FAQ), or make sure to emit a newline when you printf etc.'); + } +} + +/** @param {boolean|number=} implicit */ +function exit(status, implicit) { + EXITSTATUS = status; + + checkUnflushedContent(); + + // if exit() was called explicitly, warn the user if the runtime isn't actually being shut down + if (keepRuntimeAlive() && !implicit) { + var msg = 'program exited (with status: ' + status + '), but EXIT_RUNTIME is not set, so halting execution but not exiting the runtime or preventing further async execution (build with EXIT_RUNTIME=1, if you want a true shutdown)'; + err(msg); + } + + procExit(status); +} + +function procExit(code) { + EXITSTATUS = code; + if (!keepRuntimeAlive()) { + if (Module['onExit']) Module['onExit'](code); + ABORT = true; + } + quit_(code, new ExitStatus(code)); +} + +if (Module['preInit']) { + if (typeof Module['preInit'] == 'function') Module['preInit'] = [Module['preInit']]; + while (Module['preInit'].length > 0) { + Module['preInit'].pop()(); + } +} + +// shouldRunNow refers to calling main(), not run(). +var shouldRunNow = true; + +if (Module['noInitialRun']) shouldRunNow = false; + +run(); + + + + + + } + else { + console.error("Invalid action : " + action); + outgoingMessagePort.postMessage("invalid action"); + } +},false); + diff --git a/www/js/lib/libzim-wasm.electron.dev.wasm.REMOVED.git-id b/www/js/lib/libzim-wasm.electron.dev.wasm.REMOVED.git-id new file mode 100644 index 00000000..3684c7d4 --- /dev/null +++ b/www/js/lib/libzim-wasm.electron.dev.wasm.REMOVED.git-id @@ -0,0 +1 @@ +1277c10d1092ef012f15d750bd6109c86a22c24d \ No newline at end of file diff --git a/www/js/lib/libzim-wasm.electron.js b/www/js/lib/libzim-wasm.electron.js new file mode 100644 index 00000000..343b2b33 --- /dev/null +++ b/www/js/lib/libzim-wasm.electron.js @@ -0,0 +1 @@ +var Module=typeof Module!="undefined"?Module:{};self.addEventListener("message",function(e){var action=e.data.action;var path=e.data.path;var outgoingMessagePort=e.ports[0];console.debug("WebWorker called with action="+action);if(action==="getEntryByPath"){var follow=e.data.follow;var entry=Module[action](path);if(entry){var item={};if(follow||!entry.isRedirect()){item=entry.getItem(follow);var blob=item.getData();var content=blob.getContent();var contentArray=new Uint8Array(content);outgoingMessagePort.postMessage({content:contentArray,mimetype:item.getMimetype(),isRedirect:entry.isRedirect()})}else{outgoingMessagePort.postMessage({content:new Uint8Array,isRedirect:true,redirectPath:entry.getRedirectEntry().getPath()})}}else{outgoingMessagePort.postMessage({content:new Uint8Array,mimetype:"unknown",isRedirect:false})}}else if(action==="search"){var text=e.data.text;var numResults=e.data.numResults||50;var entries=Module[action](text,numResults);console.debug("Found nb results = "+entries.size(),entries);var serializedEntries=[];for(var i=0;i0){var callback=callbacks.shift();if(typeof callback=="function"){callback(Module);continue}var func=callback.func;if(typeof func=="number"){if(callback.arg===undefined){getWasmTableEntry(func)()}else{getWasmTableEntry(func)(callback.arg)}}else{func(callback.arg===undefined?null:callback.arg)}}}var wasmTableMirror=[];function getWasmTableEntry(funcPtr){var func=wasmTableMirror[funcPtr];if(!func){if(funcPtr>=wasmTableMirror.length)wasmTableMirror.length=funcPtr+1;wasmTableMirror[funcPtr]=func=wasmTable.get(funcPtr)}return func}function handleException(e){if(e instanceof ExitStatus||e=="unwind"){return EXITSTATUS}quit_(1,e)}function ___assert_fail(condition,filename,line,func){abort("Assertion failed: "+UTF8ToString(condition)+", at: "+[filename?UTF8ToString(filename):"unknown filename",line,func?UTF8ToString(func):"unknown function"])}function ___call_sighandler(fp,sig){getWasmTableEntry(fp)(sig)}function ___cxa_allocate_exception(size){return _malloc(size+24)+24}function ExceptionInfo(excPtr){this.excPtr=excPtr;this.ptr=excPtr-24;this.set_type=function(type){HEAPU32[this.ptr+4>>2]=type};this.get_type=function(){return HEAPU32[this.ptr+4>>2]};this.set_destructor=function(destructor){HEAPU32[this.ptr+8>>2]=destructor};this.get_destructor=function(){return HEAPU32[this.ptr+8>>2]};this.set_refcount=function(refcount){HEAP32[this.ptr>>2]=refcount};this.set_caught=function(caught){caught=caught?1:0;HEAP8[this.ptr+12>>0]=caught};this.get_caught=function(){return 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___cxa_throw(ptr,type,destructor){var info=new ExceptionInfo(ptr);info.init(type,destructor);exceptionLast=ptr;uncaughtExceptionCount++;throw ptr}var PATH={isAbs:path=>path.charAt(0)==="/",splitPath:filename=>{var splitPathRe=/^(\/?|)([\s\S]*?)((?:\.{1,2}|[^\/]+?|)(\.[^.\/]*|))(?:[\/]*)$/;return splitPathRe.exec(filename).slice(1)},normalizeArray:(parts,allowAboveRoot)=>{var up=0;for(var i=parts.length-1;i>=0;i--){var last=parts[i];if(last==="."){parts.splice(i,1)}else if(last===".."){parts.splice(i,1);up++}else if(up){parts.splice(i,1);up--}}if(allowAboveRoot){for(;up;up--){parts.unshift("..")}}return parts},normalize:path=>{var isAbsolute=PATH.isAbs(path),trailingSlash=path.substr(-1)==="/";path=PATH.normalizeArray(path.split("/").filter(p=>!!p),!isAbsolute).join("/");if(!path&&!isAbsolute){path="."}if(path&&trailingSlash){path+="/"}return(isAbsolute?"/":"")+path},dirname:path=>{var 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");if(result!==null){result+="\n"}}else if(typeof readline=="function"){result=readline();if(result!==null){result+="\n"}}if(!result){return null}tty.input=intArrayFromString(result,true)}return tty.input.shift()},put_char:function(tty,val){if(val===null||val===10){out(UTF8ArrayToString(tty.output,0));tty.output=[]}else{if(val!=0)tty.output.push(val)}},flush:function(tty){if(tty.output&&tty.output.length>0){out(UTF8ArrayToString(tty.output,0));tty.output=[]}}},default_tty1_ops:{put_char:function(tty,val){if(val===null||val===10){err(UTF8ArrayToString(tty.output,0));tty.output=[]}else{if(val!=0)tty.output.push(val)}},flush:function(tty){if(tty.output&&tty.output.length>0){err(UTF8ArrayToString(tty.output,0));tty.output=[]}}}};function zeroMemory(address,size){HEAPU8.fill(0,address,address+size)}function alignMemory(size,alignment){return Math.ceil(size/alignment)*alignment}function mmapAlloc(size){size=alignMemory(size,65536);var ptr=_emscripten_builtin_memalign(65536,size);if(!ptr)return 0;zeroMemory(ptr,size);return ptr}var MEMFS={ops_table:null,mount:function(mount){return MEMFS.createNode(null,"/",16384|511,0)},createNode:function(parent,name,mode,dev){if(FS.isBlkdev(mode)||FS.isFIFO(mode)){throw new FS.ErrnoError(63)}if(!MEMFS.ops_table){MEMFS.ops_table={dir:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr,lookup:MEMFS.node_ops.lookup,mknod:MEMFS.node_ops.mknod,rename:MEMFS.node_ops.rename,unlink:MEMFS.node_ops.unlink,rmdir:MEMFS.node_ops.rmdir,readdir:MEMFS.node_ops.readdir,symlink:MEMFS.node_ops.symlink},stream:{llseek:MEMFS.stream_ops.llseek}},file:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr},stream:{llseek:MEMFS.stream_ops.llseek,read:MEMFS.stream_ops.read,write:MEMFS.stream_ops.write,allocate:MEMFS.stream_ops.allocate,mmap:MEMFS.stream_ops.mmap,msync:MEMFS.stream_ops.msync}},link:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr,readlink:MEMFS.node_ops.readlink},stream:{}},chrdev:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr},stream:FS.chrdev_stream_ops}}}var node=FS.createNode(parent,name,mode,dev);if(FS.isDir(node.mode)){node.node_ops=MEMFS.ops_table.dir.node;node.stream_ops=MEMFS.ops_table.dir.stream;node.contents={}}else if(FS.isFile(node.mode)){node.node_ops=MEMFS.ops_table.file.node;node.stream_ops=MEMFS.ops_table.file.stream;node.usedBytes=0;node.contents=null}else if(FS.isLink(node.mode)){node.node_ops=MEMFS.ops_table.link.node;node.stream_ops=MEMFS.ops_table.link.stream}else if(FS.isChrdev(node.mode)){node.node_ops=MEMFS.ops_table.chrdev.node;node.stream_ops=MEMFS.ops_table.chrdev.stream}node.timestamp=Date.now();if(parent){parent.contents[name]=node;parent.timestamp=node.timestamp}return node},getFileDataAsTypedArray:function(node){if(!node.contents)return new Uint8Array(0);if(node.contents.subarray)return node.contents.subarray(0,node.usedBytes);return new Uint8Array(node.contents)},expandFileStorage:function(node,newCapacity){var prevCapacity=node.contents?node.contents.length:0;if(prevCapacity>=newCapacity)return;var CAPACITY_DOUBLING_MAX=1024*1024;newCapacity=Math.max(newCapacity,prevCapacity*(prevCapacity>>0);if(prevCapacity!=0)newCapacity=Math.max(newCapacity,256);var oldContents=node.contents;node.contents=new Uint8Array(newCapacity);if(node.usedBytes>0)node.contents.set(oldContents.subarray(0,node.usedBytes),0)},resizeFileStorage:function(node,newSize){if(node.usedBytes==newSize)return;if(newSize==0){node.contents=null;node.usedBytes=0}else{var oldContents=node.contents;node.contents=new Uint8Array(newSize);if(oldContents){node.contents.set(oldContents.subarray(0,Math.min(newSize,node.usedBytes)))}node.usedBytes=newSize}},node_ops:{getattr:function(node){var attr={};attr.dev=FS.isChrdev(node.mode)?node.id:1;attr.ino=node.id;attr.mode=node.mode;attr.nlink=1;attr.uid=0;attr.gid=0;attr.rdev=node.rdev;if(FS.isDir(node.mode)){attr.size=4096}else if(FS.isFile(node.mode)){attr.size=node.usedBytes}else if(FS.isLink(node.mode)){attr.size=node.link.length}else{attr.size=0}attr.atime=new Date(node.timestamp);attr.mtime=new Date(node.timestamp);attr.ctime=new Date(node.timestamp);attr.blksize=4096;attr.blocks=Math.ceil(attr.size/attr.blksize);return attr},setattr:function(node,attr){if(attr.mode!==undefined){node.mode=attr.mode}if(attr.timestamp!==undefined){node.timestamp=attr.timestamp}if(attr.size!==undefined){MEMFS.resizeFileStorage(node,attr.size)}},lookup:function(parent,name){throw FS.genericErrors[44]},mknod:function(parent,name,mode,dev){return MEMFS.createNode(parent,name,mode,dev)},rename:function(old_node,new_dir,new_name){if(FS.isDir(old_node.mode)){var new_node;try{new_node=FS.lookupNode(new_dir,new_name)}catch(e){}if(new_node){for(var i in new_node.contents){throw new FS.ErrnoError(55)}}}delete old_node.parent.contents[old_node.name];old_node.parent.timestamp=Date.now();old_node.name=new_name;new_dir.contents[new_name]=old_node;new_dir.timestamp=old_node.parent.timestamp;old_node.parent=new_dir},unlink:function(parent,name){delete parent.contents[name];parent.timestamp=Date.now()},rmdir:function(parent,name){var node=FS.lookupNode(parent,name);for(var i in node.contents){throw new FS.ErrnoError(55)}delete parent.contents[name];parent.timestamp=Date.now()},readdir:function(node){var entries=[".",".."];for(var key in node.contents){if(!node.contents.hasOwnProperty(key)){continue}entries.push(key)}return entries},symlink:function(parent,newname,oldpath){var node=MEMFS.createNode(parent,newname,511|40960,0);node.link=oldpath;return node},readlink:function(node){if(!FS.isLink(node.mode)){throw new FS.ErrnoError(28)}return node.link}},stream_ops:{read:function(stream,buffer,offset,length,position){var contents=stream.node.contents;if(position>=stream.node.usedBytes)return 0;var size=Math.min(stream.node.usedBytes-position,length);if(size>8&&contents.subarray){buffer.set(contents.subarray(position,position+size),offset)}else{for(var i=0;i0||position+length{NODEFS.isWindows=!!process.platform.match(/^win/);var flags=process["binding"]("constants");if(flags["fs"]){flags=flags["fs"]}NODEFS.flagsForNodeMap={1024:flags["O_APPEND"],64:flags["O_CREAT"],128:flags["O_EXCL"],256:flags["O_NOCTTY"],0:flags["O_RDONLY"],2:flags["O_RDWR"],4096:flags["O_SYNC"],512:flags["O_TRUNC"],1:flags["O_WRONLY"],131072:flags["O_NOFOLLOW"]}},convertNodeCode:e=>{var code=e.code;return ERRNO_CODES[code]},mount:mount=>{return NODEFS.createNode(null,"/",NODEFS.getMode(mount.opts.root),0)},createNode:(parent,name,mode,dev)=>{if(!FS.isDir(mode)&&!FS.isFile(mode)&&!FS.isLink(mode)){throw new FS.ErrnoError(28)}var node=FS.createNode(parent,name,mode);node.node_ops=NODEFS.node_ops;node.stream_ops=NODEFS.stream_ops;return node},getMode:path=>{var stat;try{stat=fs.lstatSync(path);if(NODEFS.isWindows){stat.mode=stat.mode|(stat.mode&292)>>2}}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(NODEFS.convertNodeCode(e))}return stat.mode},realPath:node=>{var parts=[];while(node.parent!==node){parts.push(node.name);node=node.parent}parts.push(node.mount.opts.root);parts.reverse();return PATH.join.apply(null,parts)},flagsForNode:flags=>{flags&=~2097152;flags&=~2048;flags&=~32768;flags&=~524288;flags&=~65536;var newFlags=0;for(var k in NODEFS.flagsForNodeMap){if(flags&k){newFlags|=NODEFS.flagsForNodeMap[k];flags^=k}}if(!flags){return newFlags}else{throw new FS.ErrnoError(28)}},node_ops:{getattr:node=>{var path=NODEFS.realPath(node);var stat;try{stat=fs.lstatSync(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(NODEFS.convertNodeCode(e))}if(NODEFS.isWindows&&!stat.blksize){stat.blksize=4096}if(NODEFS.isWindows&&!stat.blocks){stat.blocks=(stat.size+stat.blksize-1)/stat.blksize|0}return{dev:stat.dev,ino:stat.ino,mode:stat.mode,nlink:stat.nlink,uid:stat.uid,gid:stat.gid,rdev:stat.rdev,size:stat.size,atime:stat.atime,mtime:stat.mtime,ctime:stat.ctime,blksize:stat.blksize,blocks:stat.blocks}},setattr:(node,attr)=>{var path=NODEFS.realPath(node);try{if(attr.mode!==undefined){fs.chmodSync(path,attr.mode);node.mode=attr.mode}if(attr.timestamp!==undefined){var date=new Date(attr.timestamp);fs.utimesSync(path,date,date)}if(attr.size!==undefined){fs.truncateSync(path,attr.size)}}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(NODEFS.convertNodeCode(e))}},lookup:(parent,name)=>{var path=PATH.join2(NODEFS.realPath(parent),name);var mode=NODEFS.getMode(path);return NODEFS.createNode(parent,name,mode)},mknod:(parent,name,mode,dev)=>{var node=NODEFS.createNode(parent,name,mode,dev);var path=NODEFS.realPath(node);try{if(FS.isDir(node.mode)){fs.mkdirSync(path,node.mode)}else{fs.writeFileSync(path,"",{mode:node.mode})}}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(NODEFS.convertNodeCode(e))}return node},rename:(oldNode,newDir,newName)=>{var oldPath=NODEFS.realPath(oldNode);var newPath=PATH.join2(NODEFS.realPath(newDir),newName);try{fs.renameSync(oldPath,newPath)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(NODEFS.convertNodeCode(e))}oldNode.name=newName},unlink:(parent,name)=>{var path=PATH.join2(NODEFS.realPath(parent),name);try{fs.unlinkSync(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(NODEFS.convertNodeCode(e))}},rmdir:(parent,name)=>{var path=PATH.join2(NODEFS.realPath(parent),name);try{fs.rmdirSync(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(NODEFS.convertNodeCode(e))}},readdir:node=>{var path=NODEFS.realPath(node);try{return fs.readdirSync(path)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(NODEFS.convertNodeCode(e))}},symlink:(parent,newName,oldPath)=>{var newPath=PATH.join2(NODEFS.realPath(parent),newName);try{fs.symlinkSync(oldPath,newPath)}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(NODEFS.convertNodeCode(e))}},readlink:node=>{var path=NODEFS.realPath(node);try{path=fs.readlinkSync(path);path=nodePath.relative(nodePath.resolve(node.mount.opts.root),path);return path}catch(e){if(!e.code)throw e;if(e.code==="UNKNOWN")throw new FS.ErrnoError(28);throw new FS.ErrnoError(NODEFS.convertNodeCode(e))}}},stream_ops:{open:stream=>{var path=NODEFS.realPath(stream.node);try{if(FS.isFile(stream.node.mode)){stream.nfd=fs.openSync(path,NODEFS.flagsForNode(stream.flags))}}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(NODEFS.convertNodeCode(e))}},close:stream=>{try{if(FS.isFile(stream.node.mode)&&stream.nfd){fs.closeSync(stream.nfd)}}catch(e){if(!e.code)throw e;throw new FS.ErrnoError(NODEFS.convertNodeCode(e))}},read:(stream,buffer,offset,length,position)=>{if(length===0)return 0;try{return fs.readSync(stream.nfd,Buffer.from(buffer.buffer),offset,length,position)}catch(e){throw new FS.ErrnoError(NODEFS.convertNodeCode(e))}},write:(stream,buffer,offset,length,position)=>{try{return fs.writeSync(stream.nfd,Buffer.from(buffer.buffer),offset,length,position)}catch(e){throw new FS.ErrnoError(NODEFS.convertNodeCode(e))}},llseek:(stream,offset,whence)=>{var position=offset;if(whence===1){position+=stream.position}else if(whence===2){if(FS.isFile(stream.node.mode)){try{var stat=fs.fstatSync(stream.nfd);position+=stat.size}catch(e){throw new FS.ErrnoError(NODEFS.convertNodeCode(e))}}}if(position<0){throw new FS.ErrnoError(28)}return position},mmap:(stream,length,position,prot,flags)=>{if(!FS.isFile(stream.node.mode)){throw new FS.ErrnoError(43)}var ptr=mmapAlloc(length);NODEFS.stream_ops.read(stream,HEAP8,ptr,length,position);return{ptr:ptr,allocated:true}},msync:(stream,buffer,offset,length,mmapFlags)=>{if(!FS.isFile(stream.node.mode)){throw new FS.ErrnoError(43)}if(mmapFlags&2){return 0}var bytesWritten=NODEFS.stream_ops.write(stream,buffer,0,length,offset,false);return 0}}};var FS={root:null,mounts:[],devices:{},streams:[],nextInode:1,nameTable:null,currentPath:"/",initialized:false,ignorePermissions:true,ErrnoError:null,genericErrors:{},filesystems:null,syncFSRequests:0,lookupPath:(path,opts={})=>{path=PATH_FS.resolve(FS.cwd(),path);if(!path)return{path:"",node:null};var defaults={follow_mount:true,recurse_count:0};opts=Object.assign(defaults,opts);if(opts.recurse_count>8){throw new FS.ErrnoError(32)}var parts=PATH.normalizeArray(path.split("/").filter(p=>!!p),false);var current=FS.root;var current_path="/";for(var i=0;i40){throw new FS.ErrnoError(32)}}}}return{path:current_path,node:current}},getPath:node=>{var path;while(true){if(FS.isRoot(node)){var mount=node.mount.mountpoint;if(!path)return mount;return mount[mount.length-1]!=="/"?mount+"/"+path:mount+path}path=path?node.name+"/"+path:node.name;node=node.parent}},hashName:(parentid,name)=>{var hash=0;for(var i=0;i>>0)%FS.nameTable.length},hashAddNode:node=>{var hash=FS.hashName(node.parent.id,node.name);node.name_next=FS.nameTable[hash];FS.nameTable[hash]=node},hashRemoveNode:node=>{var hash=FS.hashName(node.parent.id,node.name);if(FS.nameTable[hash]===node){FS.nameTable[hash]=node.name_next}else{var current=FS.nameTable[hash];while(current){if(current.name_next===node){current.name_next=node.name_next;break}current=current.name_next}}},lookupNode:(parent,name)=>{var errCode=FS.mayLookup(parent);if(errCode){throw new FS.ErrnoError(errCode,parent)}var hash=FS.hashName(parent.id,name);for(var node=FS.nameTable[hash];node;node=node.name_next){var nodeName=node.name;if(node.parent.id===parent.id&&nodeName===name){return node}}return FS.lookup(parent,name)},createNode:(parent,name,mode,rdev)=>{var node=new FS.FSNode(parent,name,mode,rdev);FS.hashAddNode(node);return node},destroyNode:node=>{FS.hashRemoveNode(node)},isRoot:node=>{return node===node.parent},isMountpoint:node=>{return!!node.mounted},isFile:mode=>{return(mode&61440)===32768},isDir:mode=>{return(mode&61440)===16384},isLink:mode=>{return(mode&61440)===40960},isChrdev:mode=>{return(mode&61440)===8192},isBlkdev:mode=>{return(mode&61440)===24576},isFIFO:mode=>{return(mode&61440)===4096},isSocket:mode=>{return(mode&49152)===49152},flagModes:{"r":0,"r+":2,"w":577,"w+":578,"a":1089,"a+":1090},modeStringToFlags:str=>{var flags=FS.flagModes[str];if(typeof flags=="undefined"){throw new Error("Unknown file open mode: "+str)}return flags},flagsToPermissionString:flag=>{var perms=["r","w","rw"][flag&3];if(flag&512){perms+="w"}return perms},nodePermissions:(node,perms)=>{if(FS.ignorePermissions){return 0}if(perms.includes("r")&&!(node.mode&292)){return 2}else if(perms.includes("w")&&!(node.mode&146)){return 2}else if(perms.includes("x")&&!(node.mode&73)){return 2}return 0},mayLookup:dir=>{var errCode=FS.nodePermissions(dir,"x");if(errCode)return errCode;if(!dir.node_ops.lookup)return 2;return 0},mayCreate:(dir,name)=>{try{var node=FS.lookupNode(dir,name);return 20}catch(e){}return FS.nodePermissions(dir,"wx")},mayDelete:(dir,name,isdir)=>{var node;try{node=FS.lookupNode(dir,name)}catch(e){return e.errno}var errCode=FS.nodePermissions(dir,"wx");if(errCode){return errCode}if(isdir){if(!FS.isDir(node.mode)){return 54}if(FS.isRoot(node)||FS.getPath(node)===FS.cwd()){return 10}}else{if(FS.isDir(node.mode)){return 31}}return 0},mayOpen:(node,flags)=>{if(!node){return 44}if(FS.isLink(node.mode)){return 32}else if(FS.isDir(node.mode)){if(FS.flagsToPermissionString(flags)!=="r"||flags&512){return 31}}return FS.nodePermissions(node,FS.flagsToPermissionString(flags))},MAX_OPEN_FDS:4096,nextfd:(fd_start=0,fd_end=FS.MAX_OPEN_FDS)=>{for(var fd=fd_start;fd<=fd_end;fd++){if(!FS.streams[fd]){return fd}}throw new FS.ErrnoError(33)},getStream:fd=>FS.streams[fd],createStream:(stream,fd_start,fd_end)=>{if(!FS.FSStream){FS.FSStream=function(){this.shared={}};FS.FSStream.prototype={object:{get:function(){return this.node},set:function(val){this.node=val}},isRead:{get:function(){return(this.flags&2097155)!==1}},isWrite:{get:function(){return(this.flags&2097155)!==0}},isAppend:{get:function(){return this.flags&1024}},flags:{get:function(){return this.shared.flags},set:function(val){this.shared.flags=val}},position:{get function(){return this.shared.position},set:function(val){this.shared.position=val}}}}stream=Object.assign(new FS.FSStream,stream);var fd=FS.nextfd(fd_start,fd_end);stream.fd=fd;FS.streams[fd]=stream;return stream},closeStream:fd=>{FS.streams[fd]=null},chrdev_stream_ops:{open:stream=>{var device=FS.getDevice(stream.node.rdev);stream.stream_ops=device.stream_ops;if(stream.stream_ops.open){stream.stream_ops.open(stream)}},llseek:()=>{throw new FS.ErrnoError(70)}},major:dev=>dev>>8,minor:dev=>dev&255,makedev:(ma,mi)=>ma<<8|mi,registerDevice:(dev,ops)=>{FS.devices[dev]={stream_ops:ops}},getDevice:dev=>FS.devices[dev],getMounts:mount=>{var mounts=[];var check=[mount];while(check.length){var m=check.pop();mounts.push(m);check.push.apply(check,m.mounts)}return mounts},syncfs:(populate,callback)=>{if(typeof populate=="function"){callback=populate;populate=false}FS.syncFSRequests++;if(FS.syncFSRequests>1){err("warning: "+FS.syncFSRequests+" FS.syncfs operations in flight at once, probably just doing extra work")}var mounts=FS.getMounts(FS.root.mount);var completed=0;function doCallback(errCode){FS.syncFSRequests--;return callback(errCode)}function done(errCode){if(errCode){if(!done.errored){done.errored=true;return doCallback(errCode)}return}if(++completed>=mounts.length){doCallback(null)}}mounts.forEach(mount=>{if(!mount.type.syncfs){return done(null)}mount.type.syncfs(mount,populate,done)})},mount:(type,opts,mountpoint)=>{var root=mountpoint==="/";var pseudo=!mountpoint;var node;if(root&&FS.root){throw new FS.ErrnoError(10)}else if(!root&&!pseudo){var lookup=FS.lookupPath(mountpoint,{follow_mount:false});mountpoint=lookup.path;node=lookup.node;if(FS.isMountpoint(node)){throw new FS.ErrnoError(10)}if(!FS.isDir(node.mode)){throw new FS.ErrnoError(54)}}var mount={type:type,opts:opts,mountpoint:mountpoint,mounts:[]};var mountRoot=type.mount(mount);mountRoot.mount=mount;mount.root=mountRoot;if(root){FS.root=mountRoot}else if(node){node.mounted=mount;if(node.mount){node.mount.mounts.push(mount)}}return mountRoot},unmount:mountpoint=>{var lookup=FS.lookupPath(mountpoint,{follow_mount:false});if(!FS.isMountpoint(lookup.node)){throw new FS.ErrnoError(28)}var node=lookup.node;var mount=node.mounted;var mounts=FS.getMounts(mount);Object.keys(FS.nameTable).forEach(hash=>{var current=FS.nameTable[hash];while(current){var next=current.name_next;if(mounts.includes(current.mount)){FS.destroyNode(current)}current=next}});node.mounted=null;var idx=node.mount.mounts.indexOf(mount);node.mount.mounts.splice(idx,1)},lookup:(parent,name)=>{return parent.node_ops.lookup(parent,name)},mknod:(path,mode,dev)=>{var lookup=FS.lookupPath(path,{parent:true});var parent=lookup.node;var name=PATH.basename(path);if(!name||name==="."||name===".."){throw new FS.ErrnoError(28)}var errCode=FS.mayCreate(parent,name);if(errCode){throw new FS.ErrnoError(errCode)}if(!parent.node_ops.mknod){throw new FS.ErrnoError(63)}return parent.node_ops.mknod(parent,name,mode,dev)},create:(path,mode)=>{mode=mode!==undefined?mode:438;mode&=4095;mode|=32768;return FS.mknod(path,mode,0)},mkdir:(path,mode)=>{mode=mode!==undefined?mode:511;mode&=511|512;mode|=16384;return FS.mknod(path,mode,0)},mkdirTree:(path,mode)=>{var dirs=path.split("/");var d="";for(var i=0;i{if(typeof dev=="undefined"){dev=mode;mode=438}mode|=8192;return FS.mknod(path,mode,dev)},symlink:(oldpath,newpath)=>{if(!PATH_FS.resolve(oldpath)){throw new FS.ErrnoError(44)}var lookup=FS.lookupPath(newpath,{parent:true});var parent=lookup.node;if(!parent){throw new FS.ErrnoError(44)}var newname=PATH.basename(newpath);var errCode=FS.mayCreate(parent,newname);if(errCode){throw new FS.ErrnoError(errCode)}if(!parent.node_ops.symlink){throw new FS.ErrnoError(63)}return parent.node_ops.symlink(parent,newname,oldpath)},rename:(old_path,new_path)=>{var old_dirname=PATH.dirname(old_path);var new_dirname=PATH.dirname(new_path);var old_name=PATH.basename(old_path);var new_name=PATH.basename(new_path);var lookup,old_dir,new_dir;lookup=FS.lookupPath(old_path,{parent:true});old_dir=lookup.node;lookup=FS.lookupPath(new_path,{parent:true});new_dir=lookup.node;if(!old_dir||!new_dir)throw new FS.ErrnoError(44);if(old_dir.mount!==new_dir.mount){throw new FS.ErrnoError(75)}var old_node=FS.lookupNode(old_dir,old_name);var relative=PATH_FS.relative(old_path,new_dirname);if(relative.charAt(0)!=="."){throw new FS.ErrnoError(28)}relative=PATH_FS.relative(new_path,old_dirname);if(relative.charAt(0)!=="."){throw new FS.ErrnoError(55)}var new_node;try{new_node=FS.lookupNode(new_dir,new_name)}catch(e){}if(old_node===new_node){return}var isdir=FS.isDir(old_node.mode);var errCode=FS.mayDelete(old_dir,old_name,isdir);if(errCode){throw new FS.ErrnoError(errCode)}errCode=new_node?FS.mayDelete(new_dir,new_name,isdir):FS.mayCreate(new_dir,new_name);if(errCode){throw new FS.ErrnoError(errCode)}if(!old_dir.node_ops.rename){throw new FS.ErrnoError(63)}if(FS.isMountpoint(old_node)||new_node&&FS.isMountpoint(new_node)){throw new FS.ErrnoError(10)}if(new_dir!==old_dir){errCode=FS.nodePermissions(old_dir,"w");if(errCode){throw new FS.ErrnoError(errCode)}}FS.hashRemoveNode(old_node);try{old_dir.node_ops.rename(old_node,new_dir,new_name)}catch(e){throw e}finally{FS.hashAddNode(old_node)}},rmdir:path=>{var lookup=FS.lookupPath(path,{parent:true});var parent=lookup.node;var name=PATH.basename(path);var node=FS.lookupNode(parent,name);var errCode=FS.mayDelete(parent,name,true);if(errCode){throw new FS.ErrnoError(errCode)}if(!parent.node_ops.rmdir){throw new FS.ErrnoError(63)}if(FS.isMountpoint(node)){throw new FS.ErrnoError(10)}parent.node_ops.rmdir(parent,name);FS.destroyNode(node)},readdir:path=>{var lookup=FS.lookupPath(path,{follow:true});var node=lookup.node;if(!node.node_ops.readdir){throw new FS.ErrnoError(54)}return node.node_ops.readdir(node)},unlink:path=>{var lookup=FS.lookupPath(path,{parent:true});var parent=lookup.node;if(!parent){throw new FS.ErrnoError(44)}var name=PATH.basename(path);var node=FS.lookupNode(parent,name);var errCode=FS.mayDelete(parent,name,false);if(errCode){throw new FS.ErrnoError(errCode)}if(!parent.node_ops.unlink){throw new FS.ErrnoError(63)}if(FS.isMountpoint(node)){throw new FS.ErrnoError(10)}parent.node_ops.unlink(parent,name);FS.destroyNode(node)},readlink:path=>{var lookup=FS.lookupPath(path);var link=lookup.node;if(!link){throw new FS.ErrnoError(44)}if(!link.node_ops.readlink){throw new FS.ErrnoError(28)}return PATH_FS.resolve(FS.getPath(link.parent),link.node_ops.readlink(link))},stat:(path,dontFollow)=>{var lookup=FS.lookupPath(path,{follow:!dontFollow});var node=lookup.node;if(!node){throw new FS.ErrnoError(44)}if(!node.node_ops.getattr){throw new FS.ErrnoError(63)}return node.node_ops.getattr(node)},lstat:path=>{return FS.stat(path,true)},chmod:(path,mode,dontFollow)=>{var node;if(typeof path=="string"){var lookup=FS.lookupPath(path,{follow:!dontFollow});node=lookup.node}else{node=path}if(!node.node_ops.setattr){throw new FS.ErrnoError(63)}node.node_ops.setattr(node,{mode:mode&4095|node.mode&~4095,timestamp:Date.now()})},lchmod:(path,mode)=>{FS.chmod(path,mode,true)},fchmod:(fd,mode)=>{var stream=FS.getStream(fd);if(!stream){throw new FS.ErrnoError(8)}FS.chmod(stream.node,mode)},chown:(path,uid,gid,dontFollow)=>{var node;if(typeof path=="string"){var lookup=FS.lookupPath(path,{follow:!dontFollow});node=lookup.node}else{node=path}if(!node.node_ops.setattr){throw new FS.ErrnoError(63)}node.node_ops.setattr(node,{timestamp:Date.now()})},lchown:(path,uid,gid)=>{FS.chown(path,uid,gid,true)},fchown:(fd,uid,gid)=>{var stream=FS.getStream(fd);if(!stream){throw new FS.ErrnoError(8)}FS.chown(stream.node,uid,gid)},truncate:(path,len)=>{if(len<0){throw new FS.ErrnoError(28)}var node;if(typeof path=="string"){var lookup=FS.lookupPath(path,{follow:true});node=lookup.node}else{node=path}if(!node.node_ops.setattr){throw new FS.ErrnoError(63)}if(FS.isDir(node.mode)){throw new FS.ErrnoError(31)}if(!FS.isFile(node.mode)){throw new FS.ErrnoError(28)}var errCode=FS.nodePermissions(node,"w");if(errCode){throw new FS.ErrnoError(errCode)}node.node_ops.setattr(node,{size:len,timestamp:Date.now()})},ftruncate:(fd,len)=>{var stream=FS.getStream(fd);if(!stream){throw new FS.ErrnoError(8)}if((stream.flags&2097155)===0){throw new FS.ErrnoError(28)}FS.truncate(stream.node,len)},utime:(path,atime,mtime)=>{var lookup=FS.lookupPath(path,{follow:true});var node=lookup.node;node.node_ops.setattr(node,{timestamp:Math.max(atime,mtime)})},open:(path,flags,mode)=>{if(path===""){throw new FS.ErrnoError(44)}flags=typeof flags=="string"?FS.modeStringToFlags(flags):flags;mode=typeof mode=="undefined"?438:mode;if(flags&64){mode=mode&4095|32768}else{mode=0}var node;if(typeof path=="object"){node=path}else{path=PATH.normalize(path);try{var lookup=FS.lookupPath(path,{follow:!(flags&131072)});node=lookup.node}catch(e){}}var created=false;if(flags&64){if(node){if(flags&128){throw new FS.ErrnoError(20)}}else{node=FS.mknod(path,mode,0);created=true}}if(!node){throw new FS.ErrnoError(44)}if(FS.isChrdev(node.mode)){flags&=~512}if(flags&65536&&!FS.isDir(node.mode)){throw new FS.ErrnoError(54)}if(!created){var errCode=FS.mayOpen(node,flags);if(errCode){throw new FS.ErrnoError(errCode)}}if(flags&512&&!created){FS.truncate(node,0)}flags&=~(128|512|131072);var stream=FS.createStream({node:node,path:FS.getPath(node),flags:flags,seekable:true,position:0,stream_ops:node.stream_ops,ungotten:[],error:false});if(stream.stream_ops.open){stream.stream_ops.open(stream)}if(Module["logReadFiles"]&&!(flags&1)){if(!FS.readFiles)FS.readFiles={};if(!(path in FS.readFiles)){FS.readFiles[path]=1}}return stream},close:stream=>{if(FS.isClosed(stream)){throw new FS.ErrnoError(8)}if(stream.getdents)stream.getdents=null;try{if(stream.stream_ops.close){stream.stream_ops.close(stream)}}catch(e){throw e}finally{FS.closeStream(stream.fd)}stream.fd=null},isClosed:stream=>{return stream.fd===null},llseek:(stream,offset,whence)=>{if(FS.isClosed(stream)){throw new FS.ErrnoError(8)}if(!stream.seekable||!stream.stream_ops.llseek){throw new FS.ErrnoError(70)}if(whence!=0&&whence!=1&&whence!=2){throw new FS.ErrnoError(28)}stream.position=stream.stream_ops.llseek(stream,offset,whence);stream.ungotten=[];return stream.position},read:(stream,buffer,offset,length,position)=>{if(length<0||position<0){throw new FS.ErrnoError(28)}if(FS.isClosed(stream)){throw new FS.ErrnoError(8)}if((stream.flags&2097155)===1){throw new FS.ErrnoError(8)}if(FS.isDir(stream.node.mode)){throw new FS.ErrnoError(31)}if(!stream.stream_ops.read){throw new FS.ErrnoError(28)}var seeking=typeof position!="undefined";if(!seeking){position=stream.position}else if(!stream.seekable){throw new FS.ErrnoError(70)}var bytesRead=stream.stream_ops.read(stream,buffer,offset,length,position);if(!seeking)stream.position+=bytesRead;return bytesRead},write:(stream,buffer,offset,length,position,canOwn)=>{if(length<0||position<0){throw new FS.ErrnoError(28)}if(FS.isClosed(stream)){throw new FS.ErrnoError(8)}if((stream.flags&2097155)===0){throw new FS.ErrnoError(8)}if(FS.isDir(stream.node.mode)){throw new FS.ErrnoError(31)}if(!stream.stream_ops.write){throw new FS.ErrnoError(28)}if(stream.seekable&&stream.flags&1024){FS.llseek(stream,0,2)}var seeking=typeof position!="undefined";if(!seeking){position=stream.position}else if(!stream.seekable){throw new FS.ErrnoError(70)}var bytesWritten=stream.stream_ops.write(stream,buffer,offset,length,position,canOwn);if(!seeking)stream.position+=bytesWritten;return bytesWritten},allocate:(stream,offset,length)=>{if(FS.isClosed(stream)){throw new FS.ErrnoError(8)}if(offset<0||length<=0){throw new FS.ErrnoError(28)}if((stream.flags&2097155)===0){throw new FS.ErrnoError(8)}if(!FS.isFile(stream.node.mode)&&!FS.isDir(stream.node.mode)){throw new FS.ErrnoError(43)}if(!stream.stream_ops.allocate){throw new FS.ErrnoError(138)}stream.stream_ops.allocate(stream,offset,length)},mmap:(stream,length,position,prot,flags)=>{if((prot&2)!==0&&(flags&2)===0&&(stream.flags&2097155)!==2){throw new FS.ErrnoError(2)}if((stream.flags&2097155)===1){throw new FS.ErrnoError(2)}if(!stream.stream_ops.mmap){throw new FS.ErrnoError(43)}return stream.stream_ops.mmap(stream,length,position,prot,flags)},msync:(stream,buffer,offset,length,mmapFlags)=>{if(!stream||!stream.stream_ops.msync){return 0}return stream.stream_ops.msync(stream,buffer,offset,length,mmapFlags)},munmap:stream=>0,ioctl:(stream,cmd,arg)=>{if(!stream.stream_ops.ioctl){throw new FS.ErrnoError(59)}return stream.stream_ops.ioctl(stream,cmd,arg)},readFile:(path,opts={})=>{opts.flags=opts.flags||0;opts.encoding=opts.encoding||"binary";if(opts.encoding!=="utf8"&&opts.encoding!=="binary"){throw new Error('Invalid encoding type "'+opts.encoding+'"')}var ret;var stream=FS.open(path,opts.flags);var stat=FS.stat(path);var length=stat.size;var buf=new Uint8Array(length);FS.read(stream,buf,0,length,0);if(opts.encoding==="utf8"){ret=UTF8ArrayToString(buf,0)}else if(opts.encoding==="binary"){ret=buf}FS.close(stream);return ret},writeFile:(path,data,opts={})=>{opts.flags=opts.flags||577;var stream=FS.open(path,opts.flags,opts.mode);if(typeof data=="string"){var buf=new Uint8Array(lengthBytesUTF8(data)+1);var actualNumBytes=stringToUTF8Array(data,buf,0,buf.length);FS.write(stream,buf,0,actualNumBytes,undefined,opts.canOwn)}else if(ArrayBuffer.isView(data)){FS.write(stream,data,0,data.byteLength,undefined,opts.canOwn)}else{throw new Error("Unsupported data type")}FS.close(stream)},cwd:()=>FS.currentPath,chdir:path=>{var lookup=FS.lookupPath(path,{follow:true});if(lookup.node===null){throw new FS.ErrnoError(44)}if(!FS.isDir(lookup.node.mode)){throw new FS.ErrnoError(54)}var errCode=FS.nodePermissions(lookup.node,"x");if(errCode){throw new FS.ErrnoError(errCode)}FS.currentPath=lookup.path},createDefaultDirectories:()=>{FS.mkdir("/tmp");FS.mkdir("/home");FS.mkdir("/home/web_user")},createDefaultDevices:()=>{FS.mkdir("/dev");FS.registerDevice(FS.makedev(1,3),{read:()=>0,write:(stream,buffer,offset,length,pos)=>length});FS.mkdev("/dev/null",FS.makedev(1,3));TTY.register(FS.makedev(5,0),TTY.default_tty_ops);TTY.register(FS.makedev(6,0),TTY.default_tty1_ops);FS.mkdev("/dev/tty",FS.makedev(5,0));FS.mkdev("/dev/tty1",FS.makedev(6,0));var random_device=getRandomDevice();FS.createDevice("/dev","random",random_device);FS.createDevice("/dev","urandom",random_device);FS.mkdir("/dev/shm");FS.mkdir("/dev/shm/tmp")},createSpecialDirectories:()=>{FS.mkdir("/proc");var proc_self=FS.mkdir("/proc/self");FS.mkdir("/proc/self/fd");FS.mount({mount:()=>{var node=FS.createNode(proc_self,"fd",16384|511,73);node.node_ops={lookup:(parent,name)=>{var fd=+name;var stream=FS.getStream(fd);if(!stream)throw new FS.ErrnoError(8);var ret={parent:null,mount:{mountpoint:"fake"},node_ops:{readlink:()=>stream.path}};ret.parent=ret;return ret}};return node}},{},"/proc/self/fd")},createStandardStreams:()=>{if(Module["stdin"]){FS.createDevice("/dev","stdin",Module["stdin"])}else{FS.symlink("/dev/tty","/dev/stdin")}if(Module["stdout"]){FS.createDevice("/dev","stdout",null,Module["stdout"])}else{FS.symlink("/dev/tty","/dev/stdout")}if(Module["stderr"]){FS.createDevice("/dev","stderr",null,Module["stderr"])}else{FS.symlink("/dev/tty1","/dev/stderr")}var stdin=FS.open("/dev/stdin",0);var stdout=FS.open("/dev/stdout",1);var stderr=FS.open("/dev/stderr",1)},ensureErrnoError:()=>{if(FS.ErrnoError)return;FS.ErrnoError=function ErrnoError(errno,node){this.node=node;this.setErrno=function(errno){this.errno=errno};this.setErrno(errno);this.message="FS error"};FS.ErrnoError.prototype=new Error;FS.ErrnoError.prototype.constructor=FS.ErrnoError;[44].forEach(code=>{FS.genericErrors[code]=new FS.ErrnoError(code);FS.genericErrors[code].stack=""})},staticInit:()=>{FS.ensureErrnoError();FS.nameTable=new Array(4096);FS.mount(MEMFS,{},"/");FS.createDefaultDirectories();FS.createDefaultDevices();FS.createSpecialDirectories();FS.filesystems={"MEMFS":MEMFS,"NODEFS":NODEFS}},init:(input,output,error)=>{FS.init.initialized=true;FS.ensureErrnoError();Module["stdin"]=input||Module["stdin"];Module["stdout"]=output||Module["stdout"];Module["stderr"]=error||Module["stderr"];FS.createStandardStreams()},quit:()=>{FS.init.initialized=false;for(var i=0;i{var mode=0;if(canRead)mode|=292|73;if(canWrite)mode|=146;return mode},findObject:(path,dontResolveLastLink)=>{var ret=FS.analyzePath(path,dontResolveLastLink);if(ret.exists){return ret.object}else{return null}},analyzePath:(path,dontResolveLastLink)=>{try{var lookup=FS.lookupPath(path,{follow:!dontResolveLastLink});path=lookup.path}catch(e){}var ret={isRoot:false,exists:false,error:0,name:null,path:null,object:null,parentExists:false,parentPath:null,parentObject:null};try{var lookup=FS.lookupPath(path,{parent:true});ret.parentExists=true;ret.parentPath=lookup.path;ret.parentObject=lookup.node;ret.name=PATH.basename(path);lookup=FS.lookupPath(path,{follow:!dontResolveLastLink});ret.exists=true;ret.path=lookup.path;ret.object=lookup.node;ret.name=lookup.node.name;ret.isRoot=lookup.path==="/"}catch(e){ret.error=e.errno}return ret},createPath:(parent,path,canRead,canWrite)=>{parent=typeof parent=="string"?parent:FS.getPath(parent);var parts=path.split("/").reverse();while(parts.length){var part=parts.pop();if(!part)continue;var current=PATH.join2(parent,part);try{FS.mkdir(current)}catch(e){}parent=current}return current},createFile:(parent,name,properties,canRead,canWrite)=>{var path=PATH.join2(typeof parent=="string"?parent:FS.getPath(parent),name);var mode=FS.getMode(canRead,canWrite);return FS.create(path,mode)},createDataFile:(parent,name,data,canRead,canWrite,canOwn)=>{var path=name;if(parent){parent=typeof parent=="string"?parent:FS.getPath(parent);path=name?PATH.join2(parent,name):parent}var mode=FS.getMode(canRead,canWrite);var node=FS.create(path,mode);if(data){if(typeof data=="string"){var arr=new Array(data.length);for(var i=0,len=data.length;i{var path=PATH.join2(typeof parent=="string"?parent:FS.getPath(parent),name);var mode=FS.getMode(!!input,!!output);if(!FS.createDevice.major)FS.createDevice.major=64;var dev=FS.makedev(FS.createDevice.major++,0);FS.registerDevice(dev,{open:stream=>{stream.seekable=false},close:stream=>{if(output&&output.buffer&&output.buffer.length){output(10)}},read:(stream,buffer,offset,length,pos)=>{var bytesRead=0;for(var i=0;i{for(var i=0;i{if(obj.isDevice||obj.isFolder||obj.link||obj.contents)return true;if(typeof XMLHttpRequest!="undefined"){throw new Error("Lazy loading should have been performed (contents set) in createLazyFile, but it was not. Lazy loading only works in web workers. Use --embed-file or --preload-file in emcc on the main thread.")}else if(read_){try{obj.contents=intArrayFromString(read_(obj.url),true);obj.usedBytes=obj.contents.length}catch(e){throw new FS.ErrnoError(29)}}else{throw new Error("Cannot load without read() or XMLHttpRequest.")}},createLazyFile:(parent,name,url,canRead,canWrite)=>{function LazyUint8Array(){this.lengthKnown=false;this.chunks=[]}LazyUint8Array.prototype.get=function LazyUint8Array_get(idx){if(idx>this.length-1||idx<0){return undefined}var chunkOffset=idx%this.chunkSize;var chunkNum=idx/this.chunkSize|0;return this.getter(chunkNum)[chunkOffset]};LazyUint8Array.prototype.setDataGetter=function LazyUint8Array_setDataGetter(getter){this.getter=getter};LazyUint8Array.prototype.cacheLength=function LazyUint8Array_cacheLength(){var xhr=new XMLHttpRequest;xhr.open("HEAD",url,false);xhr.send(null);if(!(xhr.status>=200&&xhr.status<300||xhr.status===304))throw new Error("Couldn't load "+url+". Status: "+xhr.status);var datalength=Number(xhr.getResponseHeader("Content-length"));var header;var hasByteServing=(header=xhr.getResponseHeader("Accept-Ranges"))&&header==="bytes";var usesGzip=(header=xhr.getResponseHeader("Content-Encoding"))&&header==="gzip";var chunkSize=1024*1024;if(!hasByteServing)chunkSize=datalength;var doXHR=(from,to)=>{if(from>to)throw new Error("invalid range ("+from+", "+to+") or no bytes requested!");if(to>datalength-1)throw new Error("only "+datalength+" bytes available! programmer error!");var xhr=new XMLHttpRequest;xhr.open("GET",url,false);if(datalength!==chunkSize)xhr.setRequestHeader("Range","bytes="+from+"-"+to);xhr.responseType="arraybuffer";if(xhr.overrideMimeType){xhr.overrideMimeType("text/plain; charset=x-user-defined")}xhr.send(null);if(!(xhr.status>=200&&xhr.status<300||xhr.status===304))throw new Error("Couldn't load "+url+". Status: "+xhr.status);if(xhr.response!==undefined){return new Uint8Array(xhr.response||[])}else{return intArrayFromString(xhr.responseText||"",true)}};var lazyArray=this;lazyArray.setDataGetter(chunkNum=>{var start=chunkNum*chunkSize;var end=(chunkNum+1)*chunkSize-1;end=Math.min(end,datalength-1);if(typeof lazyArray.chunks[chunkNum]=="undefined"){lazyArray.chunks[chunkNum]=doXHR(start,end)}if(typeof lazyArray.chunks[chunkNum]=="undefined")throw new Error("doXHR failed!");return lazyArray.chunks[chunkNum]});if(usesGzip||!datalength){chunkSize=datalength=1;datalength=this.getter(0).length;chunkSize=datalength;out("LazyFiles on gzip forces download of the whole file when length is accessed")}this._length=datalength;this._chunkSize=chunkSize;this.lengthKnown=true};if(typeof XMLHttpRequest!="undefined"){if(!ENVIRONMENT_IS_WORKER)throw"Cannot do synchronous binary XHRs outside webworkers in modern browsers. Use --embed-file or --preload-file in emcc";var lazyArray=new LazyUint8Array;Object.defineProperties(lazyArray,{length:{get:function(){if(!this.lengthKnown){this.cacheLength()}return this._length}},chunkSize:{get:function(){if(!this.lengthKnown){this.cacheLength()}return this._chunkSize}}});var properties={isDevice:false,contents:lazyArray}}else{var properties={isDevice:false,url:url}}var node=FS.createFile(parent,name,properties,canRead,canWrite);if(properties.contents){node.contents=properties.contents}else if(properties.url){node.contents=null;node.url=properties.url}Object.defineProperties(node,{usedBytes:{get:function(){return this.contents.length}}});var stream_ops={};var keys=Object.keys(node.stream_ops);keys.forEach(key=>{var fn=node.stream_ops[key];stream_ops[key]=function forceLoadLazyFile(){FS.forceLoadFile(node);return fn.apply(null,arguments)}});stream_ops.read=(stream,buffer,offset,length,position)=>{FS.forceLoadFile(node);var contents=stream.node.contents;if(position>=contents.length)return 0;var size=Math.min(contents.length-position,length);if(contents.slice){for(var i=0;i{var fullname=name?PATH_FS.resolve(PATH.join2(parent,name)):parent;var dep=getUniqueRunDependency("cp "+fullname);function processData(byteArray){function finish(byteArray){if(preFinish)preFinish();if(!dontCreateFile){FS.createDataFile(parent,name,byteArray,canRead,canWrite,canOwn)}if(onload)onload();removeRunDependency(dep)}if(Browser.handledByPreloadPlugin(byteArray,fullname,finish,()=>{if(onerror)onerror();removeRunDependency(dep)})){return}finish(byteArray)}addRunDependency(dep);if(typeof url=="string"){asyncLoad(url,byteArray=>processData(byteArray),onerror)}else{processData(url)}},indexedDB:()=>{return window.indexedDB||window.mozIndexedDB||window.webkitIndexedDB||window.msIndexedDB},DB_NAME:()=>{return"EM_FS_"+window.location.pathname},DB_VERSION:20,DB_STORE_NAME:"FILE_DATA",saveFilesToDB:(paths,onload,onerror)=>{onload=onload||(()=>{});onerror=onerror||(()=>{});var indexedDB=FS.indexedDB();try{var openRequest=indexedDB.open(FS.DB_NAME(),FS.DB_VERSION)}catch(e){return onerror(e)}openRequest.onupgradeneeded=()=>{out("creating db");var db=openRequest.result;db.createObjectStore(FS.DB_STORE_NAME)};openRequest.onsuccess=()=>{var db=openRequest.result;var transaction=db.transaction([FS.DB_STORE_NAME],"readwrite");var files=transaction.objectStore(FS.DB_STORE_NAME);var ok=0,fail=0,total=paths.length;function finish(){if(fail==0)onload();else onerror()}paths.forEach(path=>{var putRequest=files.put(FS.analyzePath(path).object.contents,path);putRequest.onsuccess=()=>{ok++;if(ok+fail==total)finish()};putRequest.onerror=()=>{fail++;if(ok+fail==total)finish()}});transaction.onerror=onerror};openRequest.onerror=onerror},loadFilesFromDB:(paths,onload,onerror)=>{onload=onload||(()=>{});onerror=onerror||(()=>{});var indexedDB=FS.indexedDB();try{var openRequest=indexedDB.open(FS.DB_NAME(),FS.DB_VERSION)}catch(e){return onerror(e)}openRequest.onupgradeneeded=onerror;openRequest.onsuccess=()=>{var db=openRequest.result;try{var transaction=db.transaction([FS.DB_STORE_NAME],"readonly")}catch(e){onerror(e);return}var files=transaction.objectStore(FS.DB_STORE_NAME);var ok=0,fail=0,total=paths.length;function finish(){if(fail==0)onload();else onerror()}paths.forEach(path=>{var getRequest=files.get(path);getRequest.onsuccess=()=>{if(FS.analyzePath(path).exists){FS.unlink(path)}FS.createDataFile(PATH.dirname(path),PATH.basename(path),getRequest.result,true,true,true);ok++;if(ok+fail==total)finish()};getRequest.onerror=()=>{fail++;if(ok+fail==total)finish()}});transaction.onerror=onerror};openRequest.onerror=onerror}};var SYSCALLS={DEFAULT_POLLMASK:5,calculateAt:function(dirfd,path,allowEmpty){if(PATH.isAbs(path)){return path}var dir;if(dirfd===-100){dir=FS.cwd()}else{var dirstream=FS.getStream(dirfd);if(!dirstream)throw new FS.ErrnoError(8);dir=dirstream.path}if(path.length==0){if(!allowEmpty){throw new FS.ErrnoError(44)}return dir}return PATH.join2(dir,path)},doStat:function(func,path,buf){try{var stat=func(path)}catch(e){if(e&&e.node&&PATH.normalize(path)!==PATH.normalize(FS.getPath(e.node))){return-54}throw e}HEAP32[buf>>2]=stat.dev;HEAP32[buf+4>>2]=0;HEAP32[buf+8>>2]=stat.ino;HEAP32[buf+12>>2]=stat.mode;HEAP32[buf+16>>2]=stat.nlink;HEAP32[buf+20>>2]=stat.uid;HEAP32[buf+24>>2]=stat.gid;HEAP32[buf+28>>2]=stat.rdev;HEAP32[buf+32>>2]=0;tempI64=[stat.size>>>0,(tempDouble=stat.size,+Math.abs(tempDouble)>=1?tempDouble>0?(Math.min(+Math.floor(tempDouble/4294967296),4294967295)|0)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+40>>2]=tempI64[0],HEAP32[buf+44>>2]=tempI64[1];HEAP32[buf+48>>2]=4096;HEAP32[buf+52>>2]=stat.blocks;HEAP32[buf+56>>2]=stat.atime.getTime()/1e3|0;HEAP32[buf+60>>2]=0;HEAP32[buf+64>>2]=stat.mtime.getTime()/1e3|0;HEAP32[buf+68>>2]=0;HEAP32[buf+72>>2]=stat.ctime.getTime()/1e3|0;HEAP32[buf+76>>2]=0;tempI64=[stat.ino>>>0,(tempDouble=stat.ino,+Math.abs(tempDouble)>=1?tempDouble>0?(Math.min(+Math.floor(tempDouble/4294967296),4294967295)|0)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+80>>2]=tempI64[0],HEAP32[buf+84>>2]=tempI64[1];return 0},doMsync:function(addr,stream,len,flags,offset){var buffer=HEAPU8.slice(addr,addr+len);FS.msync(stream,buffer,offset,len,flags)},varargs:undefined,get:function(){SYSCALLS.varargs+=4;var ret=HEAP32[SYSCALLS.varargs-4>>2];return ret},getStr:function(ptr){var ret=UTF8ToString(ptr);return ret},getStreamFromFD:function(fd){var stream=FS.getStream(fd);if(!stream)throw new FS.ErrnoError(8);return stream}};function ___syscall_fadvise64(fd,offset,len,advice){return 0}function setErrNo(value){HEAP32[___errno_location()>>2]=value;return value}function ___syscall_fcntl64(fd,cmd,varargs){SYSCALLS.varargs=varargs;try{var stream=SYSCALLS.getStreamFromFD(fd);switch(cmd){case 0:{var arg=SYSCALLS.get();if(arg<0){return-28}var newStream;newStream=FS.createStream(stream,arg);return newStream.fd}case 1:case 2:return 0;case 3:return stream.flags;case 4:{var arg=SYSCALLS.get();stream.flags|=arg;return 0}case 5:{var arg=SYSCALLS.get();var offset=0;HEAP16[arg+offset>>1]=2;return 0}case 6:case 7:return 0;case 16:case 8:return-28;case 9:setErrNo(28);return-1;default:{return-28}}}catch(e){if(typeof FS=="undefined"||!(e instanceof FS.ErrnoError))throw e;return-e.errno}}function ___syscall_fstat64(fd,buf){try{var stream=SYSCALLS.getStreamFromFD(fd);return SYSCALLS.doStat(FS.stat,stream.path,buf)}catch(e){if(typeof FS=="undefined"||!(e instanceof FS.ErrnoError))throw e;return-e.errno}}function ___syscall_lstat64(path,buf){try{path=SYSCALLS.getStr(path);return SYSCALLS.doStat(FS.lstat,path,buf)}catch(e){if(typeof FS=="undefined"||!(e instanceof FS.ErrnoError))throw e;return-e.errno}}function ___syscall_newfstatat(dirfd,path,buf,flags){try{path=SYSCALLS.getStr(path);var nofollow=flags&256;var allowEmpty=flags&4096;flags=flags&~4352;path=SYSCALLS.calculateAt(dirfd,path,allowEmpty);return SYSCALLS.doStat(nofollow?FS.lstat:FS.stat,path,buf)}catch(e){if(typeof FS=="undefined"||!(e instanceof FS.ErrnoError))throw e;return-e.errno}}function ___syscall_openat(dirfd,path,flags,varargs){SYSCALLS.varargs=varargs;try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);var mode=varargs?SYSCALLS.get():0;return FS.open(path,flags,mode).fd}catch(e){if(typeof FS=="undefined"||!(e instanceof FS.ErrnoError))throw e;return-e.errno}}function ___syscall_stat64(path,buf){try{path=SYSCALLS.getStr(path);return SYSCALLS.doStat(FS.stat,path,buf)}catch(e){if(typeof FS=="undefined"||!(e instanceof FS.ErrnoError))throw e;return-e.errno}}function ___syscall_unlinkat(dirfd,path,flags){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);if(flags===0){FS.unlink(path)}else if(flags===512){FS.rmdir(path)}else{abort("Invalid flags passed to unlinkat")}return 0}catch(e){if(typeof FS=="undefined"||!(e instanceof FS.ErrnoError))throw e;return-e.errno}}function __embind_register_bigint(primitiveType,name,size,minRange,maxRange){}function getShiftFromSize(size){switch(size){case 1:return 0;case 2:return 1;case 4:return 2;case 8:return 3;default:throw new TypeError("Unknown type size: "+size)}}function embind_init_charCodes(){var codes=new Array(256);for(var i=0;i<256;++i){codes[i]=String.fromCharCode(i)}embind_charCodes=codes}var embind_charCodes=undefined;function readLatin1String(ptr){var ret="";var c=ptr;while(HEAPU8[c]){ret+=embind_charCodes[HEAPU8[c++]]}return ret}var awaitingDependencies={};var registeredTypes={};var typeDependencies={};var char_0=48;var char_9=57;function makeLegalFunctionName(name){if(undefined===name){return"_unknown"}name=name.replace(/[^a-zA-Z0-9_]/g,"$");var f=name.charCodeAt(0);if(f>=char_0&&f<=char_9){return"_"+name}return name}function createNamedFunction(name,body){name=makeLegalFunctionName(name);return new Function("body","return function "+name+"() {\n"+' "use strict";'+" return body.apply(this, arguments);\n"+"};\n")(body)}function extendError(baseErrorType,errorName){var errorClass=createNamedFunction(errorName,function(message){this.name=errorName;this.message=message;var stack=new Error(message).stack;if(stack!==undefined){this.stack=this.toString()+"\n"+stack.replace(/^Error(:[^\n]*)?\n/,"")}});errorClass.prototype=Object.create(baseErrorType.prototype);errorClass.prototype.constructor=errorClass;errorClass.prototype.toString=function(){if(this.message===undefined){return this.name}else{return this.name+": "+this.message}};return errorClass}var BindingError=undefined;function throwBindingError(message){throw new BindingError(message)}var InternalError=undefined;function throwInternalError(message){throw new InternalError(message)}function whenDependentTypesAreResolved(myTypes,dependentTypes,getTypeConverters){myTypes.forEach(function(type){typeDependencies[type]=dependentTypes});function onComplete(typeConverters){var myTypeConverters=getTypeConverters(typeConverters);if(myTypeConverters.length!==myTypes.length){throwInternalError("Mismatched type converter count")}for(var i=0;i{if(registeredTypes.hasOwnProperty(dt)){typeConverters[i]=registeredTypes[dt]}else{unregisteredTypes.push(dt);if(!awaitingDependencies.hasOwnProperty(dt)){awaitingDependencies[dt]=[]}awaitingDependencies[dt].push(()=>{typeConverters[i]=registeredTypes[dt];++registered;if(registered===unregisteredTypes.length){onComplete(typeConverters)}})}});if(0===unregisteredTypes.length){onComplete(typeConverters)}}function registerType(rawType,registeredInstance,options={}){if(!("argPackAdvance"in registeredInstance)){throw new TypeError("registerType registeredInstance requires argPackAdvance")}var name=registeredInstance.name;if(!rawType){throwBindingError('type "'+name+'" must have a positive integer typeid pointer')}if(registeredTypes.hasOwnProperty(rawType)){if(options.ignoreDuplicateRegistrations){return}else{throwBindingError("Cannot register type '"+name+"' twice")}}registeredTypes[rawType]=registeredInstance;delete typeDependencies[rawType];if(awaitingDependencies.hasOwnProperty(rawType)){var callbacks=awaitingDependencies[rawType];delete awaitingDependencies[rawType];callbacks.forEach(cb=>cb())}}function __embind_register_bool(rawType,name,size,trueValue,falseValue){var shift=getShiftFromSize(size);name=readLatin1String(name);registerType(rawType,{name:name,"fromWireType":function(wt){return!!wt},"toWireType":function(destructors,o){return o?trueValue:falseValue},"argPackAdvance":8,"readValueFromPointer":function(pointer){var heap;if(size===1){heap=HEAP8}else if(size===2){heap=HEAP16}else if(size===4){heap=HEAP32}else{throw new TypeError("Unknown boolean type size: "+name)}return this["fromWireType"](heap[pointer>>shift])},destructorFunction:null})}function ClassHandle_isAliasOf(other){if(!(this instanceof ClassHandle)){return false}if(!(other instanceof ClassHandle)){return false}var leftClass=this.$$.ptrType.registeredClass;var left=this.$$.ptr;var rightClass=other.$$.ptrType.registeredClass;var right=other.$$.ptr;while(leftClass.baseClass){left=leftClass.upcast(left);leftClass=leftClass.baseClass}while(rightClass.baseClass){right=rightClass.upcast(right);rightClass=rightClass.baseClass}return leftClass===rightClass&&left===right}function shallowCopyInternalPointer(o){return{count:o.count,deleteScheduled:o.deleteScheduled,preservePointerOnDelete:o.preservePointerOnDelete,ptr:o.ptr,ptrType:o.ptrType,smartPtr:o.smartPtr,smartPtrType:o.smartPtrType}}function throwInstanceAlreadyDeleted(obj){function getInstanceTypeName(handle){return handle.$$.ptrType.registeredClass.name}throwBindingError(getInstanceTypeName(obj)+" instance already deleted")}var finalizationRegistry=false;function detachFinalizer(handle){}function runDestructor($$){if($$.smartPtr){$$.smartPtrType.rawDestructor($$.smartPtr)}else{$$.ptrType.registeredClass.rawDestructor($$.ptr)}}function releaseClassHandle($$){$$.count.value-=1;var toDelete=0===$$.count.value;if(toDelete){runDestructor($$)}}function downcastPointer(ptr,ptrClass,desiredClass){if(ptrClass===desiredClass){return ptr}if(undefined===desiredClass.baseClass){return null}var rv=downcastPointer(ptr,ptrClass,desiredClass.baseClass);if(rv===null){return null}return desiredClass.downcast(rv)}var registeredPointers={};function getInheritedInstanceCount(){return Object.keys(registeredInstances).length}function getLiveInheritedInstances(){var rv=[];for(var k in registeredInstances){if(registeredInstances.hasOwnProperty(k)){rv.push(registeredInstances[k])}}return rv}var deletionQueue=[];function flushPendingDeletes(){while(deletionQueue.length){var obj=deletionQueue.pop();obj.$$.deleteScheduled=false;obj["delete"]()}}var delayFunction=undefined;function setDelayFunction(fn){delayFunction=fn;if(deletionQueue.length&&delayFunction){delayFunction(flushPendingDeletes)}}function init_embind(){Module["getInheritedInstanceCount"]=getInheritedInstanceCount;Module["getLiveInheritedInstances"]=getLiveInheritedInstances;Module["flushPendingDeletes"]=flushPendingDeletes;Module["setDelayFunction"]=setDelayFunction}var registeredInstances={};function getBasestPointer(class_,ptr){if(ptr===undefined){throwBindingError("ptr should not be undefined")}while(class_.baseClass){ptr=class_.upcast(ptr);class_=class_.baseClass}return ptr}function getInheritedInstance(class_,ptr){ptr=getBasestPointer(class_,ptr);return registeredInstances[ptr]}function makeClassHandle(prototype,record){if(!record.ptrType||!record.ptr){throwInternalError("makeClassHandle requires ptr and ptrType")}var hasSmartPtrType=!!record.smartPtrType;var hasSmartPtr=!!record.smartPtr;if(hasSmartPtrType!==hasSmartPtr){throwInternalError("Both smartPtrType and smartPtr must be specified")}record.count={value:1};return attachFinalizer(Object.create(prototype,{$$:{value:record}}))}function RegisteredPointer_fromWireType(ptr){var rawPointer=this.getPointee(ptr);if(!rawPointer){this.destructor(ptr);return null}var registeredInstance=getInheritedInstance(this.registeredClass,rawPointer);if(undefined!==registeredInstance){if(0===registeredInstance.$$.count.value){registeredInstance.$$.ptr=rawPointer;registeredInstance.$$.smartPtr=ptr;return registeredInstance["clone"]()}else{var rv=registeredInstance["clone"]();this.destructor(ptr);return rv}}function makeDefaultHandle(){if(this.isSmartPointer){return makeClassHandle(this.registeredClass.instancePrototype,{ptrType:this.pointeeType,ptr:rawPointer,smartPtrType:this,smartPtr:ptr})}else{return makeClassHandle(this.registeredClass.instancePrototype,{ptrType:this,ptr:ptr})}}var actualType=this.registeredClass.getActualType(rawPointer);var registeredPointerRecord=registeredPointers[actualType];if(!registeredPointerRecord){return makeDefaultHandle.call(this)}var toType;if(this.isConst){toType=registeredPointerRecord.constPointerType}else{toType=registeredPointerRecord.pointerType}var dp=downcastPointer(rawPointer,this.registeredClass,toType.registeredClass);if(dp===null){return makeDefaultHandle.call(this)}if(this.isSmartPointer){return makeClassHandle(toType.registeredClass.instancePrototype,{ptrType:toType,ptr:dp,smartPtrType:this,smartPtr:ptr})}else{return makeClassHandle(toType.registeredClass.instancePrototype,{ptrType:toType,ptr:dp})}}function attachFinalizer(handle){if("undefined"===typeof FinalizationRegistry){attachFinalizer=handle=>handle;return handle}finalizationRegistry=new FinalizationRegistry(info=>{releaseClassHandle(info.$$)});attachFinalizer=handle=>{var $$=handle.$$;var hasSmartPtr=!!$$.smartPtr;if(hasSmartPtr){var info={$$:$$};finalizationRegistry.register(handle,info,handle)}return handle};detachFinalizer=handle=>finalizationRegistry.unregister(handle);return attachFinalizer(handle)}function ClassHandle_clone(){if(!this.$$.ptr){throwInstanceAlreadyDeleted(this)}if(this.$$.preservePointerOnDelete){this.$$.count.value+=1;return this}else{var clone=attachFinalizer(Object.create(Object.getPrototypeOf(this),{$$:{value:shallowCopyInternalPointer(this.$$)}}));clone.$$.count.value+=1;clone.$$.deleteScheduled=false;return clone}}function ClassHandle_delete(){if(!this.$$.ptr){throwInstanceAlreadyDeleted(this)}if(this.$$.deleteScheduled&&!this.$$.preservePointerOnDelete){throwBindingError("Object already scheduled for deletion")}detachFinalizer(this);releaseClassHandle(this.$$);if(!this.$$.preservePointerOnDelete){this.$$.smartPtr=undefined;this.$$.ptr=undefined}}function ClassHandle_isDeleted(){return!this.$$.ptr}function ClassHandle_deleteLater(){if(!this.$$.ptr){throwInstanceAlreadyDeleted(this)}if(this.$$.deleteScheduled&&!this.$$.preservePointerOnDelete){throwBindingError("Object already scheduled for deletion")}deletionQueue.push(this);if(deletionQueue.length===1&&delayFunction){delayFunction(flushPendingDeletes)}this.$$.deleteScheduled=true;return this}function init_ClassHandle(){ClassHandle.prototype["isAliasOf"]=ClassHandle_isAliasOf;ClassHandle.prototype["clone"]=ClassHandle_clone;ClassHandle.prototype["delete"]=ClassHandle_delete;ClassHandle.prototype["isDeleted"]=ClassHandle_isDeleted;ClassHandle.prototype["deleteLater"]=ClassHandle_deleteLater}function ClassHandle(){}function ensureOverloadTable(proto,methodName,humanName){if(undefined===proto[methodName].overloadTable){var prevFunc=proto[methodName];proto[methodName]=function(){if(!proto[methodName].overloadTable.hasOwnProperty(arguments.length)){throwBindingError("Function '"+humanName+"' called with an invalid number of arguments ("+arguments.length+") - expects one of ("+proto[methodName].overloadTable+")!")}return proto[methodName].overloadTable[arguments.length].apply(this,arguments)};proto[methodName].overloadTable=[];proto[methodName].overloadTable[prevFunc.argCount]=prevFunc}}function exposePublicSymbol(name,value,numArguments){if(Module.hasOwnProperty(name)){if(undefined===numArguments||undefined!==Module[name].overloadTable&&undefined!==Module[name].overloadTable[numArguments]){throwBindingError("Cannot register public name '"+name+"' twice")}ensureOverloadTable(Module,name,name);if(Module.hasOwnProperty(numArguments)){throwBindingError("Cannot register multiple overloads of a function with the same number of arguments ("+numArguments+")!")}Module[name].overloadTable[numArguments]=value}else{Module[name]=value;if(undefined!==numArguments){Module[name].numArguments=numArguments}}}function RegisteredClass(name,constructor,instancePrototype,rawDestructor,baseClass,getActualType,upcast,downcast){this.name=name;this.constructor=constructor;this.instancePrototype=instancePrototype;this.rawDestructor=rawDestructor;this.baseClass=baseClass;this.getActualType=getActualType;this.upcast=upcast;this.downcast=downcast;this.pureVirtualFunctions=[]}function upcastPointer(ptr,ptrClass,desiredClass){while(ptrClass!==desiredClass){if(!ptrClass.upcast){throwBindingError("Expected null or instance of "+desiredClass.name+", got an instance of "+ptrClass.name)}ptr=ptrClass.upcast(ptr);ptrClass=ptrClass.baseClass}return ptr}function constNoSmartPtrRawPointerToWireType(destructors,handle){if(handle===null){if(this.isReference){throwBindingError("null is not a valid "+this.name)}return 0}if(!handle.$$){throwBindingError('Cannot pass "'+_embind_repr(handle)+'" as a '+this.name)}if(!handle.$$.ptr){throwBindingError("Cannot pass deleted object as a pointer of type "+this.name)}var handleClass=handle.$$.ptrType.registeredClass;var ptr=upcastPointer(handle.$$.ptr,handleClass,this.registeredClass);return ptr}function genericPointerToWireType(destructors,handle){var ptr;if(handle===null){if(this.isReference){throwBindingError("null is not a valid "+this.name)}if(this.isSmartPointer){ptr=this.rawConstructor();if(destructors!==null){destructors.push(this.rawDestructor,ptr)}return ptr}else{return 0}}if(!handle.$$){throwBindingError('Cannot pass "'+_embind_repr(handle)+'" as a '+this.name)}if(!handle.$$.ptr){throwBindingError("Cannot pass deleted object as a pointer of type "+this.name)}if(!this.isConst&&handle.$$.ptrType.isConst){throwBindingError("Cannot convert argument of type "+(handle.$$.smartPtrType?handle.$$.smartPtrType.name:handle.$$.ptrType.name)+" to parameter type "+this.name)}var handleClass=handle.$$.ptrType.registeredClass;ptr=upcastPointer(handle.$$.ptr,handleClass,this.registeredClass);if(this.isSmartPointer){if(undefined===handle.$$.smartPtr){throwBindingError("Passing raw pointer to smart pointer is illegal")}switch(this.sharingPolicy){case 0:if(handle.$$.smartPtrType===this){ptr=handle.$$.smartPtr}else{throwBindingError("Cannot convert argument of type "+(handle.$$.smartPtrType?handle.$$.smartPtrType.name:handle.$$.ptrType.name)+" to parameter type "+this.name)}break;case 1:ptr=handle.$$.smartPtr;break;case 2:if(handle.$$.smartPtrType===this){ptr=handle.$$.smartPtr}else{var clonedHandle=handle["clone"]();ptr=this.rawShare(ptr,Emval.toHandle(function(){clonedHandle["delete"]()}));if(destructors!==null){destructors.push(this.rawDestructor,ptr)}}break;default:throwBindingError("Unsupporting sharing policy")}}return ptr}function nonConstNoSmartPtrRawPointerToWireType(destructors,handle){if(handle===null){if(this.isReference){throwBindingError("null is not a valid "+this.name)}return 0}if(!handle.$$){throwBindingError('Cannot pass "'+_embind_repr(handle)+'" as a '+this.name)}if(!handle.$$.ptr){throwBindingError("Cannot pass deleted object as a pointer of type "+this.name)}if(handle.$$.ptrType.isConst){throwBindingError("Cannot convert argument of type "+handle.$$.ptrType.name+" to parameter type "+this.name)}var handleClass=handle.$$.ptrType.registeredClass;var ptr=upcastPointer(handle.$$.ptr,handleClass,this.registeredClass);return ptr}function simpleReadValueFromPointer(pointer){return this["fromWireType"](HEAPU32[pointer>>2])}function RegisteredPointer_getPointee(ptr){if(this.rawGetPointee){ptr=this.rawGetPointee(ptr)}return ptr}function RegisteredPointer_destructor(ptr){if(this.rawDestructor){this.rawDestructor(ptr)}}function RegisteredPointer_deleteObject(handle){if(handle!==null){handle["delete"]()}}function init_RegisteredPointer(){RegisteredPointer.prototype.getPointee=RegisteredPointer_getPointee;RegisteredPointer.prototype.destructor=RegisteredPointer_destructor;RegisteredPointer.prototype["argPackAdvance"]=8;RegisteredPointer.prototype["readValueFromPointer"]=simpleReadValueFromPointer;RegisteredPointer.prototype["deleteObject"]=RegisteredPointer_deleteObject;RegisteredPointer.prototype["fromWireType"]=RegisteredPointer_fromWireType}function RegisteredPointer(name,registeredClass,isReference,isConst,isSmartPointer,pointeeType,sharingPolicy,rawGetPointee,rawConstructor,rawShare,rawDestructor){this.name=name;this.registeredClass=registeredClass;this.isReference=isReference;this.isConst=isConst;this.isSmartPointer=isSmartPointer;this.pointeeType=pointeeType;this.sharingPolicy=sharingPolicy;this.rawGetPointee=rawGetPointee;this.rawConstructor=rawConstructor;this.rawShare=rawShare;this.rawDestructor=rawDestructor;if(!isSmartPointer&®isteredClass.baseClass===undefined){if(isConst){this["toWireType"]=constNoSmartPtrRawPointerToWireType;this.destructorFunction=null}else{this["toWireType"]=nonConstNoSmartPtrRawPointerToWireType;this.destructorFunction=null}}else{this["toWireType"]=genericPointerToWireType}}function replacePublicSymbol(name,value,numArguments){if(!Module.hasOwnProperty(name)){throwInternalError("Replacing nonexistant public symbol")}if(undefined!==Module[name].overloadTable&&undefined!==numArguments){Module[name].overloadTable[numArguments]=value}else{Module[name]=value;Module[name].argCount=numArguments}}function dynCallLegacy(sig,ptr,args){var f=Module["dynCall_"+sig];return args&&args.length?f.apply(null,[ptr].concat(args)):f.call(null,ptr)}function dynCall(sig,ptr,args){if(sig.includes("j")){return dynCallLegacy(sig,ptr,args)}return getWasmTableEntry(ptr).apply(null,args)}function getDynCaller(sig,ptr){var argCache=[];return function(){argCache.length=0;Object.assign(argCache,arguments);return dynCall(sig,ptr,argCache)}}function embind__requireFunction(signature,rawFunction){signature=readLatin1String(signature);function makeDynCaller(){if(signature.includes("j")){return getDynCaller(signature,rawFunction)}return getWasmTableEntry(rawFunction)}var fp=makeDynCaller();if(typeof fp!="function"){throwBindingError("unknown function pointer with signature "+signature+": "+rawFunction)}return fp}var UnboundTypeError=undefined;function getTypeName(type){var ptr=___getTypeName(type);var rv=readLatin1String(ptr);_free(ptr);return rv}function throwUnboundTypeError(message,types){var unboundTypes=[];var seen={};function visit(type){if(seen[type]){return}if(registeredTypes[type]){return}if(typeDependencies[type]){typeDependencies[type].forEach(visit);return}unboundTypes.push(type);seen[type]=true}types.forEach(visit);throw new UnboundTypeError(message+": "+unboundTypes.map(getTypeName).join([", "]))}function __embind_register_class(rawType,rawPointerType,rawConstPointerType,baseClassRawType,getActualTypeSignature,getActualType,upcastSignature,upcast,downcastSignature,downcast,name,destructorSignature,rawDestructor){name=readLatin1String(name);getActualType=embind__requireFunction(getActualTypeSignature,getActualType);if(upcast){upcast=embind__requireFunction(upcastSignature,upcast)}if(downcast){downcast=embind__requireFunction(downcastSignature,downcast)}rawDestructor=embind__requireFunction(destructorSignature,rawDestructor);var legalFunctionName=makeLegalFunctionName(name);exposePublicSymbol(legalFunctionName,function(){throwUnboundTypeError("Cannot construct "+name+" due to unbound types",[baseClassRawType])});whenDependentTypesAreResolved([rawType,rawPointerType,rawConstPointerType],baseClassRawType?[baseClassRawType]:[],function(base){base=base[0];var baseClass;var basePrototype;if(baseClassRawType){baseClass=base.registeredClass;basePrototype=baseClass.instancePrototype}else{basePrototype=ClassHandle.prototype}var constructor=createNamedFunction(legalFunctionName,function(){if(Object.getPrototypeOf(this)!==instancePrototype){throw new BindingError("Use 'new' to construct "+name)}if(undefined===registeredClass.constructor_body){throw new BindingError(name+" has no accessible constructor")}var body=registeredClass.constructor_body[arguments.length];if(undefined===body){throw new BindingError("Tried to invoke ctor of "+name+" with invalid number of parameters ("+arguments.length+") - expected ("+Object.keys(registeredClass.constructor_body).toString()+") parameters instead!")}return body.apply(this,arguments)});var instancePrototype=Object.create(basePrototype,{constructor:{value:constructor}});constructor.prototype=instancePrototype;var registeredClass=new RegisteredClass(name,constructor,instancePrototype,rawDestructor,baseClass,getActualType,upcast,downcast);var referenceConverter=new RegisteredPointer(name,registeredClass,true,false,false);var pointerConverter=new RegisteredPointer(name+"*",registeredClass,false,false,false);var constPointerConverter=new RegisteredPointer(name+" const*",registeredClass,false,true,false);registeredPointers[rawType]={pointerType:pointerConverter,constPointerType:constPointerConverter};replacePublicSymbol(legalFunctionName,constructor);return[referenceConverter,pointerConverter,constPointerConverter]})}function heap32VectorToArray(count,firstElement){var array=[];for(var i=0;i>2)+i])}return array}function runDestructors(destructors){while(destructors.length){var ptr=destructors.pop();var del=destructors.pop();del(ptr)}}function __embind_register_class_constructor(rawClassType,argCount,rawArgTypesAddr,invokerSignature,invoker,rawConstructor){assert(argCount>0);var rawArgTypes=heap32VectorToArray(argCount,rawArgTypesAddr);invoker=embind__requireFunction(invokerSignature,invoker);whenDependentTypesAreResolved([],[rawClassType],function(classType){classType=classType[0];var humanName="constructor "+classType.name;if(undefined===classType.registeredClass.constructor_body){classType.registeredClass.constructor_body=[]}if(undefined!==classType.registeredClass.constructor_body[argCount-1]){throw new BindingError("Cannot register multiple constructors with identical number of parameters ("+(argCount-1)+") for class '"+classType.name+"'! Overload resolution is currently only performed using the parameter count, not actual type info!")}classType.registeredClass.constructor_body[argCount-1]=()=>{throwUnboundTypeError("Cannot construct "+classType.name+" due to unbound types",rawArgTypes)};whenDependentTypesAreResolved([],rawArgTypes,function(argTypes){argTypes.splice(1,0,null);classType.registeredClass.constructor_body[argCount-1]=craftInvokerFunction(humanName,argTypes,null,invoker,rawConstructor);return[]});return[]})}function new_(constructor,argumentList){if(!(constructor instanceof Function)){throw new TypeError("new_ called with constructor type "+typeof constructor+" which is not a function")}var dummy=createNamedFunction(constructor.name||"unknownFunctionName",function(){});dummy.prototype=constructor.prototype;var obj=new dummy;var r=constructor.apply(obj,argumentList);return r instanceof Object?r:obj}function craftInvokerFunction(humanName,argTypes,classType,cppInvokerFunc,cppTargetFunc){var argCount=argTypes.length;if(argCount<2){throwBindingError("argTypes array size mismatch! Must at least get return value and 'this' types!")}var isClassMethodFunc=argTypes[1]!==null&&classType!==null;var needsDestructorStack=false;for(var i=1;i0?", ":"")+argsListWired}invokerFnBody+=(returns?"var rv = ":"")+"invoker(fn"+(argsListWired.length>0?", ":"")+argsListWired+");\n";if(needsDestructorStack){invokerFnBody+="runDestructors(destructors);\n"}else{for(var i=isClassMethodFunc?1:2;i4&&0===--emval_handle_array[handle].refcount){emval_handle_array[handle]=undefined;emval_free_list.push(handle)}}function count_emval_handles(){var count=0;for(var i=5;i{if(!handle){throwBindingError("Cannot use deleted val. handle = "+handle)}return emval_handle_array[handle].value},toHandle:value=>{switch(value){case undefined:return 1;case null:return 2;case true:return 3;case false:return 4;default:{var handle=emval_free_list.length?emval_free_list.pop():emval_handle_array.length;emval_handle_array[handle]={refcount:1,value:value};return handle}}}};function __embind_register_emval(rawType,name){name=readLatin1String(name);registerType(rawType,{name:name,"fromWireType":function(handle){var rv=Emval.toValue(handle);__emval_decref(handle);return rv},"toWireType":function(destructors,value){return Emval.toHandle(value)},"argPackAdvance":8,"readValueFromPointer":simpleReadValueFromPointer,destructorFunction:null})}function _embind_repr(v){if(v===null){return"null"}var t=typeof v;if(t==="object"||t==="array"||t==="function"){return v.toString()}else{return""+v}}function floatReadValueFromPointer(name,shift){switch(shift){case 2:return function(pointer){return this["fromWireType"](HEAPF32[pointer>>2])};case 3:return function(pointer){return this["fromWireType"](HEAPF64[pointer>>3])};default:throw new TypeError("Unknown float type: "+name)}}function __embind_register_float(rawType,name,size){var shift=getShiftFromSize(size);name=readLatin1String(name);registerType(rawType,{name:name,"fromWireType":function(value){return value},"toWireType":function(destructors,value){return value},"argPackAdvance":8,"readValueFromPointer":floatReadValueFromPointer(name,shift),destructorFunction:null})}function __embind_register_function(name,argCount,rawArgTypesAddr,signature,rawInvoker,fn){var argTypes=heap32VectorToArray(argCount,rawArgTypesAddr);name=readLatin1String(name);rawInvoker=embind__requireFunction(signature,rawInvoker);exposePublicSymbol(name,function(){throwUnboundTypeError("Cannot call "+name+" due to unbound types",argTypes)},argCount-1);whenDependentTypesAreResolved([],argTypes,function(argTypes){var invokerArgsArray=[argTypes[0],null].concat(argTypes.slice(1));replacePublicSymbol(name,craftInvokerFunction(name,invokerArgsArray,null,rawInvoker,fn),argCount-1);return[]})}function integerReadValueFromPointer(name,shift,signed){switch(shift){case 0:return signed?function readS8FromPointer(pointer){return HEAP8[pointer]}:function readU8FromPointer(pointer){return HEAPU8[pointer]};case 1:return signed?function readS16FromPointer(pointer){return HEAP16[pointer>>1]}:function readU16FromPointer(pointer){return HEAPU16[pointer>>1]};case 2:return signed?function readS32FromPointer(pointer){return HEAP32[pointer>>2]}:function readU32FromPointer(pointer){return HEAPU32[pointer>>2]};default:throw new TypeError("Unknown integer type: "+name)}}function __embind_register_integer(primitiveType,name,size,minRange,maxRange){name=readLatin1String(name);if(maxRange===-1){maxRange=4294967295}var shift=getShiftFromSize(size);var fromWireType=value=>value;if(minRange===0){var bitshift=32-8*size;fromWireType=value=>value<>>bitshift}var isUnsignedType=name.includes("unsigned");var checkAssertions=(value,toTypeName)=>{};var toWireType;if(isUnsignedType){toWireType=function(destructors,value){checkAssertions(value,this.name);return value>>>0}}else{toWireType=function(destructors,value){checkAssertions(value,this.name);return value}}registerType(primitiveType,{name:name,"fromWireType":fromWireType,"toWireType":toWireType,"argPackAdvance":8,"readValueFromPointer":integerReadValueFromPointer(name,shift,minRange!==0),destructorFunction:null})}function __embind_register_memory_view(rawType,dataTypeIndex,name){var typeMapping=[Int8Array,Uint8Array,Int16Array,Uint16Array,Int32Array,Uint32Array,Float32Array,Float64Array];var TA=typeMapping[dataTypeIndex];function decodeMemoryView(handle){handle=handle>>2;var heap=HEAPU32;var size=heap[handle];var data=heap[handle+1];return new TA(buffer,data,size)}name=readLatin1String(name);registerType(rawType,{name:name,"fromWireType":decodeMemoryView,"argPackAdvance":8,"readValueFromPointer":decodeMemoryView},{ignoreDuplicateRegistrations:true})}function __embind_register_std_string(rawType,name){name=readLatin1String(name);var stdStringIsUTF8=name==="std::string";registerType(rawType,{name:name,"fromWireType":function(value){var length=HEAPU32[value>>2];var str;if(stdStringIsUTF8){var decodeStartPtr=value+4;for(var i=0;i<=length;++i){var currentBytePtr=value+4+i;if(i==length||HEAPU8[currentBytePtr]==0){var maxRead=currentBytePtr-decodeStartPtr;var stringSegment=UTF8ToString(decodeStartPtr,maxRead);if(str===undefined){str=stringSegment}else{str+=String.fromCharCode(0);str+=stringSegment}decodeStartPtr=currentBytePtr+1}}}else{var a=new Array(length);for(var i=0;ilengthBytesUTF8(value)}else{getLength=()=>value.length}var length=getLength();var ptr=_malloc(4+length+1);HEAPU32[ptr>>2]=length;if(stdStringIsUTF8&&valueIsOfTypeString){stringToUTF8(value,ptr+4,length+1)}else{if(valueIsOfTypeString){for(var i=0;i255){_free(ptr);throwBindingError("String has UTF-16 code units that do not fit in 8 bits")}HEAPU8[ptr+4+i]=charCode}}else{for(var i=0;iHEAPU16;shift=1}else if(charSize===4){decodeString=UTF32ToString;encodeString=stringToUTF32;lengthBytesUTF=lengthBytesUTF32;getHeap=()=>HEAPU32;shift=2}registerType(rawType,{name:name,"fromWireType":function(value){var length=HEAPU32[value>>2];var HEAP=getHeap();var str;var decodeStartPtr=value+4;for(var i=0;i<=length;++i){var currentBytePtr=value+4+i*charSize;if(i==length||HEAP[currentBytePtr>>shift]==0){var maxReadBytes=currentBytePtr-decodeStartPtr;var stringSegment=decodeString(decodeStartPtr,maxReadBytes);if(str===undefined){str=stringSegment}else{str+=String.fromCharCode(0);str+=stringSegment}decodeStartPtr=currentBytePtr+charSize}}_free(value);return str},"toWireType":function(destructors,value){if(!(typeof value=="string")){throwBindingError("Cannot pass non-string to C++ string type "+name)}var length=lengthBytesUTF(value);var ptr=_malloc(4+length+charSize);HEAPU32[ptr>>2]=length>>shift;encodeString(value,ptr+4,length+charSize);if(destructors!==null){destructors.push(_free,ptr)}return ptr},"argPackAdvance":8,"readValueFromPointer":simpleReadValueFromPointer,destructorFunction:function(ptr){_free(ptr)}})}function __embind_register_void(rawType,name){name=readLatin1String(name);registerType(rawType,{isVoid:true,name:name,"argPackAdvance":0,"fromWireType":function(){return undefined},"toWireType":function(destructors,o){return undefined}})}function __emval_incref(handle){if(handle>4){emval_handle_array[handle].refcount+=1}}function requireRegisteredType(rawType,humanName){var impl=registeredTypes[rawType];if(undefined===impl){throwBindingError(humanName+" has unknown type "+getTypeName(rawType))}return impl}function __emval_take_value(type,argv){type=requireRegisteredType(type,"_emval_take_value");var v=type["readValueFromPointer"](argv);return Emval.toHandle(v)}function __mmap_js(len,prot,flags,fd,off,allocated){try{var stream=FS.getStream(fd);if(!stream)return-8;var res=FS.mmap(stream,len,off,prot,flags);var ptr=res.ptr;HEAP32[allocated>>2]=res.allocated;return ptr}catch(e){if(typeof FS=="undefined"||!(e instanceof FS.ErrnoError))throw e;return-e.errno}}function __munmap_js(addr,len,prot,flags,fd,offset){try{var stream=FS.getStream(fd);if(stream){if(prot&2){SYSCALLS.doMsync(addr,stream,len,flags,offset)}FS.munmap(stream)}}catch(e){if(typeof FS=="undefined"||!(e instanceof FS.ErrnoError))throw e;return-e.errno}}function _abort(){abort("")}function _emscripten_memcpy_big(dest,src,num){HEAPU8.copyWithin(dest,src,src+num)}function getHeapMax(){return 2147483648}function emscripten_realloc_buffer(size){try{wasmMemory.grow(size-buffer.byteLength+65535>>>16);updateGlobalBufferAndViews(wasmMemory.buffer);return 1}catch(e){}}function _emscripten_resize_heap(requestedSize){var oldSize=HEAPU8.length;requestedSize=requestedSize>>>0;var maxHeapSize=getHeapMax();if(requestedSize>maxHeapSize){return false}let alignUp=(x,multiple)=>x+(multiple-x%multiple)%multiple;for(var cutDown=1;cutDown<=4;cutDown*=2){var overGrownHeapSize=oldSize*(1+.2/cutDown);overGrownHeapSize=Math.min(overGrownHeapSize,requestedSize+100663296);var newSize=Math.min(maxHeapSize,alignUp(Math.max(requestedSize,overGrownHeapSize),65536));var replacement=emscripten_realloc_buffer(newSize);if(replacement){return true}}return false}var ENV={};function getExecutableName(){return thisProgram||"./this.program"}function getEnvStrings(){if(!getEnvStrings.strings){var lang=(typeof navigator=="object"&&navigator.languages&&navigator.languages[0]||"C").replace("-","_")+".UTF-8";var env={"USER":"web_user","LOGNAME":"web_user","PATH":"/","PWD":"/","HOME":"/home/web_user","LANG":lang,"_":getExecutableName()};for(var x in ENV){if(ENV[x]===undefined)delete env[x];else env[x]=ENV[x]}var strings=[];for(var x in env){strings.push(x+"="+env[x])}getEnvStrings.strings=strings}return getEnvStrings.strings}function _environ_get(__environ,environ_buf){var bufSize=0;getEnvStrings().forEach(function(string,i){var ptr=environ_buf+bufSize;HEAPU32[__environ+i*4>>2]=ptr;writeAsciiToMemory(string,ptr);bufSize+=string.length+1});return 0}function _environ_sizes_get(penviron_count,penviron_buf_size){var strings=getEnvStrings();HEAPU32[penviron_count>>2]=strings.length;var bufSize=0;strings.forEach(function(string){bufSize+=string.length+1});HEAPU32[penviron_buf_size>>2]=bufSize;return 0}function _fd_close(fd){try{var stream=SYSCALLS.getStreamFromFD(fd);FS.close(stream);return 0}catch(e){if(typeof FS=="undefined"||!(e instanceof FS.ErrnoError))throw e;return e.errno}}function doReadv(stream,iov,iovcnt,offset){var ret=0;for(var i=0;i>2];var len=HEAPU32[iov+4>>2];iov+=8;var curr=FS.read(stream,HEAP8,ptr,len,offset);if(curr<0)return-1;ret+=curr;if(curr>>0<4194305-!!lo?(lo>>>0)+hi*4294967296:NaN}function _fd_pread(fd,iov,iovcnt,offset_low,offset_high,pnum){try{var offset=convertI32PairToI53Checked(offset_low,offset_high);if(isNaN(offset))return 61;var stream=SYSCALLS.getStreamFromFD(fd);var num=doReadv(stream,iov,iovcnt,offset);HEAP32[pnum>>2]=num;return 0}catch(e){if(typeof FS=="undefined"||!(e instanceof FS.ErrnoError))throw e;return e.errno}}function doWritev(stream,iov,iovcnt,offset){var ret=0;for(var i=0;i>2];var len=HEAPU32[iov+4>>2];iov+=8;var curr=FS.write(stream,HEAP8,ptr,len,offset);if(curr<0)return-1;ret+=curr}return ret}function _fd_pwrite(fd,iov,iovcnt,offset_low,offset_high,pnum){try{var offset=convertI32PairToI53Checked(offset_low,offset_high);if(isNaN(offset))return 61;var stream=SYSCALLS.getStreamFromFD(fd);var num=doWritev(stream,iov,iovcnt,offset);HEAP32[pnum>>2]=num;return 0}catch(e){if(typeof FS=="undefined"||!(e instanceof FS.ErrnoError))throw e;return e.errno}}function _fd_read(fd,iov,iovcnt,pnum){try{var stream=SYSCALLS.getStreamFromFD(fd);var num=doReadv(stream,iov,iovcnt);HEAP32[pnum>>2]=num;return 0}catch(e){if(typeof FS=="undefined"||!(e instanceof FS.ErrnoError))throw e;return e.errno}}function _fd_seek(fd,offset_low,offset_high,whence,newOffset){try{var offset=convertI32PairToI53Checked(offset_low,offset_high);if(isNaN(offset))return 61;var stream=SYSCALLS.getStreamFromFD(fd);FS.llseek(stream,offset,whence);tempI64=[stream.position>>>0,(tempDouble=stream.position,+Math.abs(tempDouble)>=1?tempDouble>0?(Math.min(+Math.floor(tempDouble/4294967296),4294967295)|0)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[newOffset>>2]=tempI64[0],HEAP32[newOffset+4>>2]=tempI64[1];if(stream.getdents&&offset===0&&whence===0)stream.getdents=null;return 0}catch(e){if(typeof FS=="undefined"||!(e instanceof FS.ErrnoError))throw e;return e.errno}}function _fd_write(fd,iov,iovcnt,pnum){try{var stream=SYSCALLS.getStreamFromFD(fd);var num=doWritev(stream,iov,iovcnt);HEAPU32[pnum>>2]=num;return 0}catch(e){if(typeof FS=="undefined"||!(e instanceof FS.ErrnoError))throw e;return e.errno}}function _setTempRet0(val){setTempRet0(val)}function __isLeapYear(year){return year%4===0&&(year%100!==0||year%400===0)}function __arraySum(array,index){var sum=0;for(var i=0;i<=index;sum+=array[i++]){}return sum}var __MONTH_DAYS_LEAP=[31,29,31,30,31,30,31,31,30,31,30,31];var __MONTH_DAYS_REGULAR=[31,28,31,30,31,30,31,31,30,31,30,31];function __addDays(date,days){var newDate=new Date(date.getTime());while(days>0){var leap=__isLeapYear(newDate.getFullYear());var currentMonth=newDate.getMonth();var daysInCurrentMonth=(leap?__MONTH_DAYS_LEAP:__MONTH_DAYS_REGULAR)[currentMonth];if(days>daysInCurrentMonth-newDate.getDate()){days-=daysInCurrentMonth-newDate.getDate()+1;newDate.setDate(1);if(currentMonth<11){newDate.setMonth(currentMonth+1)}else{newDate.setMonth(0);newDate.setFullYear(newDate.getFullYear()+1)}}else{newDate.setDate(newDate.getDate()+days);return newDate}}return newDate}function _strftime(s,maxsize,format,tm){var tm_zone=HEAP32[tm+40>>2];var date={tm_sec:HEAP32[tm>>2],tm_min:HEAP32[tm+4>>2],tm_hour:HEAP32[tm+8>>2],tm_mday:HEAP32[tm+12>>2],tm_mon:HEAP32[tm+16>>2],tm_year:HEAP32[tm+20>>2],tm_wday:HEAP32[tm+24>>2],tm_yday:HEAP32[tm+28>>2],tm_isdst:HEAP32[tm+32>>2],tm_gmtoff:HEAP32[tm+36>>2],tm_zone:tm_zone?UTF8ToString(tm_zone):""};var pattern=UTF8ToString(format);var EXPANSION_RULES_1={"%c":"%a %b %d %H:%M:%S %Y","%D":"%m/%d/%y","%F":"%Y-%m-%d","%h":"%b","%r":"%I:%M:%S %p","%R":"%H:%M","%T":"%H:%M:%S","%x":"%m/%d/%y","%X":"%H:%M:%S","%Ec":"%c","%EC":"%C","%Ex":"%m/%d/%y","%EX":"%H:%M:%S","%Ey":"%y","%EY":"%Y","%Od":"%d","%Oe":"%e","%OH":"%H","%OI":"%I","%Om":"%m","%OM":"%M","%OS":"%S","%Ou":"%u","%OU":"%U","%OV":"%V","%Ow":"%w","%OW":"%W","%Oy":"%y"};for(var rule in EXPANSION_RULES_1){pattern=pattern.replace(new RegExp(rule,"g"),EXPANSION_RULES_1[rule])}var WEEKDAYS=["Sunday","Monday","Tuesday","Wednesday","Thursday","Friday","Saturday"];var MONTHS=["January","February","March","April","May","June","July","August","September","October","November","December"];function leadingSomething(value,digits,character){var str=typeof value=="number"?value.toString():value||"";while(str.length0?1:0}var compare;if((compare=sgn(date1.getFullYear()-date2.getFullYear()))===0){if((compare=sgn(date1.getMonth()-date2.getMonth()))===0){compare=sgn(date1.getDate()-date2.getDate())}}return compare}function getFirstWeekStartDate(janFourth){switch(janFourth.getDay()){case 0:return new Date(janFourth.getFullYear()-1,11,29);case 1:return janFourth;case 2:return new Date(janFourth.getFullYear(),0,3);case 3:return new Date(janFourth.getFullYear(),0,2);case 4:return new Date(janFourth.getFullYear(),0,1);case 5:return new Date(janFourth.getFullYear()-1,11,31);case 6:return new Date(janFourth.getFullYear()-1,11,30)}}function getWeekBasedYear(date){var thisDate=__addDays(new Date(date.tm_year+1900,0,1),date.tm_yday);var janFourthThisYear=new Date(thisDate.getFullYear(),0,4);var janFourthNextYear=new Date(thisDate.getFullYear()+1,0,4);var firstWeekStartThisYear=getFirstWeekStartDate(janFourthThisYear);var firstWeekStartNextYear=getFirstWeekStartDate(janFourthNextYear);if(compareByDay(firstWeekStartThisYear,thisDate)<=0){if(compareByDay(firstWeekStartNextYear,thisDate)<=0){return thisDate.getFullYear()+1}else{return thisDate.getFullYear()}}else{return thisDate.getFullYear()-1}}var EXPANSION_RULES_2={"%a":function(date){return WEEKDAYS[date.tm_wday].substring(0,3)},"%A":function(date){return WEEKDAYS[date.tm_wday]},"%b":function(date){return MONTHS[date.tm_mon].substring(0,3)},"%B":function(date){return MONTHS[date.tm_mon]},"%C":function(date){var year=date.tm_year+1900;return leadingNulls(year/100|0,2)},"%d":function(date){return leadingNulls(date.tm_mday,2)},"%e":function(date){return leadingSomething(date.tm_mday,2," ")},"%g":function(date){return getWeekBasedYear(date).toString().substring(2)},"%G":function(date){return getWeekBasedYear(date)},"%H":function(date){return leadingNulls(date.tm_hour,2)},"%I":function(date){var twelveHour=date.tm_hour;if(twelveHour==0)twelveHour=12;else if(twelveHour>12)twelveHour-=12;return leadingNulls(twelveHour,2)},"%j":function(date){return leadingNulls(date.tm_mday+__arraySum(__isLeapYear(date.tm_year+1900)?__MONTH_DAYS_LEAP:__MONTH_DAYS_REGULAR,date.tm_mon-1),3)},"%m":function(date){return leadingNulls(date.tm_mon+1,2)},"%M":function(date){return leadingNulls(date.tm_min,2)},"%n":function(){return"\n"},"%p":function(date){if(date.tm_hour>=0&&date.tm_hour<12){return"AM"}else{return"PM"}},"%S":function(date){return leadingNulls(date.tm_sec,2)},"%t":function(){return"\t"},"%u":function(date){return date.tm_wday||7},"%U":function(date){var days=date.tm_yday+7-date.tm_wday;return leadingNulls(Math.floor(days/7),2)},"%V":function(date){var val=Math.floor((date.tm_yday+7-(date.tm_wday+6)%7)/7);if((date.tm_wday+371-date.tm_yday-2)%7<=2){val++}if(!val){val=52;var dec31=(date.tm_wday+7-date.tm_yday-1)%7;if(dec31==4||dec31==5&&__isLeapYear(date.tm_year%400-1)){val++}}else if(val==53){var jan1=(date.tm_wday+371-date.tm_yday)%7;if(jan1!=4&&(jan1!=3||!__isLeapYear(date.tm_year)))val=1}return leadingNulls(val,2)},"%w":function(date){return date.tm_wday},"%W":function(date){var days=date.tm_yday+7-(date.tm_wday+6)%7;return leadingNulls(Math.floor(days/7),2)},"%y":function(date){return(date.tm_year+1900).toString().substring(2)},"%Y":function(date){return date.tm_year+1900},"%z":function(date){var off=date.tm_gmtoff;var ahead=off>=0;off=Math.abs(off)/60;off=off/60*100+off%60;return(ahead?"+":"-")+String("0000"+off).slice(-4)},"%Z":function(date){return date.tm_zone},"%%":function(){return"%"}};pattern=pattern.replace(/%%/g,"\0\0");for(var rule in EXPANSION_RULES_2){if(pattern.includes(rule)){pattern=pattern.replace(new RegExp(rule,"g"),EXPANSION_RULES_2[rule](date))}}pattern=pattern.replace(/\0\0/g,"%");var bytes=intArrayFromString(pattern,false);if(bytes.length>maxsize){return 0}writeArrayToMemory(bytes,s);return bytes.length-1}function _strftime_l(s,maxsize,format,tm){return _strftime(s,maxsize,format,tm)}var FSNode=function(parent,name,mode,rdev){if(!parent){parent=this}this.parent=parent;this.mount=parent.mount;this.mounted=null;this.id=FS.nextInode++;this.name=name;this.mode=mode;this.node_ops={};this.stream_ops={};this.rdev=rdev};var readMode=292|73;var writeMode=146;Object.defineProperties(FSNode.prototype,{read:{get:function(){return(this.mode&readMode)===readMode},set:function(val){val?this.mode|=readMode:this.mode&=~readMode}},write:{get:function(){return(this.mode&writeMode)===writeMode},set:function(val){val?this.mode|=writeMode:this.mode&=~writeMode}},isFolder:{get:function(){return FS.isDir(this.mode)}},isDevice:{get:function(){return FS.isChrdev(this.mode)}}});FS.FSNode=FSNode;FS.staticInit();if(ENVIRONMENT_IS_NODE){requireNodeFS();NODEFS.staticInit()}ERRNO_CODES={"EPERM":63,"ENOENT":44,"ESRCH":71,"EINTR":27,"EIO":29,"ENXIO":60,"E2BIG":1,"ENOEXEC":45,"EBADF":8,"ECHILD":12,"EAGAIN":6,"EWOULDBLOCK":6,"ENOMEM":48,"EACCES":2,"EFAULT":21,"ENOTBLK":105,"EBUSY":10,"EEXIST":20,"EXDEV":75,"ENODEV":43,"ENOTDIR":54,"EISDIR":31,"EINVAL":28,"ENFILE":41,"EMFILE":33,"ENOTTY":59,"ETXTBSY":74,"EFBIG":22,"ENOSPC":51,"ESPIPE":70,"EROFS":69,"EMLINK":34,"EPIPE":64,"EDOM":18,"ERANGE":68,"ENOMSG":49,"EIDRM":24,"ECHRNG":106,"EL2NSYNC":156,"EL3HLT":107,"EL3RST":108,"ELNRNG":109,"EUNATCH":110,"ENOCSI":111,"EL2HLT":112,"EDEADLK":16,"ENOLCK":46,"EBADE":113,"EBADR":114,"EXFULL":115,"ENOANO":104,"EBADRQC":103,"EBADSLT":102,"EDEADLOCK":16,"EBFONT":101,"ENOSTR":100,"ENODATA":116,"ETIME":117,"ENOSR":118,"ENONET":119,"ENOPKG":120,"EREMOTE":121,"ENOLINK":47,"EADV":122,"ESRMNT":123,"ECOMM":124,"EPROTO":65,"EMULTIHOP":36,"EDOTDOT":125,"EBADMSG":9,"ENOTUNIQ":126,"EBADFD":127,"EREMCHG":128,"ELIBACC":129,"ELIBBAD":130,"ELIBSCN":131,"ELIBMAX":132,"ELIBEXEC":133,"ENOSYS":52,"ENOTEMPTY":55,"ENAMETOOLONG":37,"ELOOP":32,"EOPNOTSUPP":138,"EPFNOSUPPORT":139,"ECONNRESET":15,"ENOBUFS":42,"EAFNOSUPPORT":5,"EPROTOTYPE":67,"ENOTSOCK":57,"ENOPROTOOPT":50,"ESHUTDOWN":140,"ECONNREFUSED":14,"EADDRINUSE":3,"ECONNABORTED":13,"ENETUNREACH":40,"ENETDOWN":38,"ETIMEDOUT":73,"EHOSTDOWN":142,"EHOSTUNREACH":23,"EINPROGRESS":26,"EALREADY":7,"EDESTADDRREQ":17,"EMSGSIZE":35,"EPROTONOSUPPORT":66,"ESOCKTNOSUPPORT":137,"EADDRNOTAVAIL":4,"ENETRESET":39,"EISCONN":30,"ENOTCONN":53,"ETOOMANYREFS":141,"EUSERS":136,"EDQUOT":19,"ESTALE":72,"ENOTSUP":138,"ENOMEDIUM":148,"EILSEQ":25,"EOVERFLOW":61,"ECANCELED":11,"ENOTRECOVERABLE":56,"EOWNERDEAD":62,"ESTRPIPE":135};embind_init_charCodes();BindingError=Module["BindingError"]=extendError(Error,"BindingError");InternalError=Module["InternalError"]=extendError(Error,"InternalError");init_ClassHandle();init_embind();init_RegisteredPointer();UnboundTypeError=Module["UnboundTypeError"]=extendError(Error,"UnboundTypeError");init_emval();function intArrayFromString(stringy,dontAddNull,length){var len=length>0?length:lengthBytesUTF8(stringy)+1;var u8array=new Array(len);var numBytesWritten=stringToUTF8Array(stringy,u8array,0,u8array.length);if(dontAddNull)u8array.length=numBytesWritten;return u8array}var 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node=FS.createNode(parent,name,mode,dev);if(FS.isDir(node.mode)){node.node_ops=MEMFS.ops_table.dir.node;node.stream_ops=MEMFS.ops_table.dir.stream;node.contents={}}else if(FS.isFile(node.mode)){node.node_ops=MEMFS.ops_table.file.node;node.stream_ops=MEMFS.ops_table.file.stream;node.usedBytes=0;node.contents=null}else if(FS.isLink(node.mode)){node.node_ops=MEMFS.ops_table.link.node;node.stream_ops=MEMFS.ops_table.link.stream}else if(FS.isChrdev(node.mode)){node.node_ops=MEMFS.ops_table.chrdev.node;node.stream_ops=MEMFS.ops_table.chrdev.stream}node.timestamp=Date.now();if(parent){parent.contents[name]=node;parent.timestamp=node.timestamp}return node},getFileDataAsTypedArray:function(node){if(!node.contents)return new Uint8Array(0);if(node.contents.subarray)return node.contents.subarray(0,node.usedBytes);return new Uint8Array(node.contents)},expandFileStorage:function(node,newCapacity){var prevCapacity=node.contents?node.contents.length:0;if(prevCapacity>=newCapacity)return;var CAPACITY_DOUBLING_MAX=1024*1024;newCapacity=Math.max(newCapacity,prevCapacity*(prevCapacity>>0);if(prevCapacity!=0)newCapacity=Math.max(newCapacity,256);var oldContents=node.contents;node.contents=new Uint8Array(newCapacity);if(node.usedBytes>0)node.contents.set(oldContents.subarray(0,node.usedBytes),0)},resizeFileStorage:function(node,newSize){if(node.usedBytes==newSize)return;if(newSize==0){node.contents=null;node.usedBytes=0}else{var oldContents=node.contents;node.contents=new Uint8Array(newSize);if(oldContents){node.contents.set(oldContents.subarray(0,Math.min(newSize,node.usedBytes)))}node.usedBytes=newSize}},node_ops:{getattr:function(node){var attr={};attr.dev=FS.isChrdev(node.mode)?node.id:1;attr.ino=node.id;attr.mode=node.mode;attr.nlink=1;attr.uid=0;attr.gid=0;attr.rdev=node.rdev;if(FS.isDir(node.mode)){attr.size=4096}else if(FS.isFile(node.mode)){attr.size=node.usedBytes}else if(FS.isLink(node.mode)){attr.size=node.link.length}else{attr.size=0}attr.atime=new 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parent.contents[name];parent.timestamp=Date.now()},rmdir:function(parent,name){var node=FS.lookupNode(parent,name);for(var i in node.contents){throw new FS.ErrnoError(55)}delete parent.contents[name];parent.timestamp=Date.now()},readdir:function(node){var entries=[".",".."];for(var key in node.contents){if(!node.contents.hasOwnProperty(key)){continue}entries.push(key)}return entries},symlink:function(parent,newname,oldpath){var node=MEMFS.createNode(parent,newname,511|40960,0);node.link=oldpath;return node},readlink:function(node){if(!FS.isLink(node.mode)){throw new FS.ErrnoError(28)}return node.link}},stream_ops:{read:function(stream,buffer,offset,length,position){var contents=stream.node.contents;if(position>=stream.node.usedBytes)return 0;var size=Math.min(stream.node.usedBytes-position,length);if(size>8&&contents.subarray){buffer.set(contents.subarray(position,position+size),offset)}else{for(var i=0;i0||position+length=stream.node.size)return 0;var chunk=stream.node.contents.slice(position,position+length);var ab=WORKERFS.reader.readAsArrayBuffer(chunk);buffer.set(new Uint8Array(ab),offset);return chunk.size},write:function(stream,buffer,offset,length,position){throw new FS.ErrnoError(29)},llseek:function(stream,offset,whence){var position=offset;if(whence===1){position+=stream.position}else if(whence===2){if(FS.isFile(stream.node.mode)){position+=stream.node.size}}if(position<0){throw new FS.ErrnoError(28)}return position}}};var FS={root:null,mounts:[],devices:{},streams:[],nextInode:1,nameTable:null,currentPath:"/",initialized:false,ignorePermissions:true,ErrnoError:null,genericErrors:{},filesystems:null,syncFSRequests:0,lookupPath:(path,opts={})=>{path=PATH_FS.resolve(FS.cwd(),path);if(!path)return{path:"",node:null};var defaults={follow_mount:true,recurse_count:0};opts=Object.assign(defaults,opts);if(opts.recurse_count>8){throw new FS.ErrnoError(32)}var parts=PATH.normalizeArray(path.split("/").filter(p=>!!p),false);var current=FS.root;var current_path="/";for(var i=0;i40){throw new FS.ErrnoError(32)}}}}return{path:current_path,node:current}},getPath:node=>{var path;while(true){if(FS.isRoot(node)){var mount=node.mount.mountpoint;if(!path)return mount;return mount[mount.length-1]!=="/"?mount+"/"+path:mount+path}path=path?node.name+"/"+path:node.name;node=node.parent}},hashName:(parentid,name)=>{var hash=0;for(var i=0;i>>0)%FS.nameTable.length},hashAddNode:node=>{var hash=FS.hashName(node.parent.id,node.name);node.name_next=FS.nameTable[hash];FS.nameTable[hash]=node},hashRemoveNode:node=>{var hash=FS.hashName(node.parent.id,node.name);if(FS.nameTable[hash]===node){FS.nameTable[hash]=node.name_next}else{var current=FS.nameTable[hash];while(current){if(current.name_next===node){current.name_next=node.name_next;break}current=current.name_next}}},lookupNode:(parent,name)=>{var errCode=FS.mayLookup(parent);if(errCode){throw new FS.ErrnoError(errCode,parent)}var hash=FS.hashName(parent.id,name);for(var node=FS.nameTable[hash];node;node=node.name_next){var nodeName=node.name;if(node.parent.id===parent.id&&nodeName===name){return node}}return FS.lookup(parent,name)},createNode:(parent,name,mode,rdev)=>{var node=new FS.FSNode(parent,name,mode,rdev);FS.hashAddNode(node);return node},destroyNode:node=>{FS.hashRemoveNode(node)},isRoot:node=>{return node===node.parent},isMountpoint:node=>{return!!node.mounted},isFile:mode=>{return(mode&61440)===32768},isDir:mode=>{return(mode&61440)===16384},isLink:mode=>{return(mode&61440)===40960},isChrdev:mode=>{return(mode&61440)===8192},isBlkdev:mode=>{return(mode&61440)===24576},isFIFO:mode=>{return(mode&61440)===4096},isSocket:mode=>{return(mode&49152)===49152},flagModes:{"r":0,"r+":2,"w":577,"w+":578,"a":1089,"a+":1090},modeStringToFlags:str=>{var flags=FS.flagModes[str];if(typeof flags=="undefined"){throw new Error("Unknown file open mode: "+str)}return flags},flagsToPermissionString:flag=>{var perms=["r","w","rw"][flag&3];if(flag&512){perms+="w"}return perms},nodePermissions:(node,perms)=>{if(FS.ignorePermissions){return 0}if(perms.includes("r")&&!(node.mode&292)){return 2}else if(perms.includes("w")&&!(node.mode&146)){return 2}else if(perms.includes("x")&&!(node.mode&73)){return 2}return 0},mayLookup:dir=>{var errCode=FS.nodePermissions(dir,"x");if(errCode)return errCode;if(!dir.node_ops.lookup)return 2;return 0},mayCreate:(dir,name)=>{try{var node=FS.lookupNode(dir,name);return 20}catch(e){}return FS.nodePermissions(dir,"wx")},mayDelete:(dir,name,isdir)=>{var node;try{node=FS.lookupNode(dir,name)}catch(e){return e.errno}var errCode=FS.nodePermissions(dir,"wx");if(errCode){return errCode}if(isdir){if(!FS.isDir(node.mode)){return 54}if(FS.isRoot(node)||FS.getPath(node)===FS.cwd()){return 10}}else{if(FS.isDir(node.mode)){return 31}}return 0},mayOpen:(node,flags)=>{if(!node){return 44}if(FS.isLink(node.mode)){return 32}else if(FS.isDir(node.mode)){if(FS.flagsToPermissionString(flags)!=="r"||flags&512){return 31}}return FS.nodePermissions(node,FS.flagsToPermissionString(flags))},MAX_OPEN_FDS:4096,nextfd:(fd_start=0,fd_end=FS.MAX_OPEN_FDS)=>{for(var fd=fd_start;fd<=fd_end;fd++){if(!FS.streams[fd]){return fd}}throw new FS.ErrnoError(33)},getStream:fd=>FS.streams[fd],createStream:(stream,fd_start,fd_end)=>{if(!FS.FSStream){FS.FSStream=function(){this.shared={}};FS.FSStream.prototype={object:{get:function(){return this.node},set:function(val){this.node=val}},isRead:{get:function(){return(this.flags&2097155)!==1}},isWrite:{get:function(){return(this.flags&2097155)!==0}},isAppend:{get:function(){return this.flags&1024}},flags:{get:function(){return this.shared.flags},set:function(val){this.shared.flags=val}},position:{get function(){return this.shared.position},set:function(val){this.shared.position=val}}}}stream=Object.assign(new FS.FSStream,stream);var fd=FS.nextfd(fd_start,fd_end);stream.fd=fd;FS.streams[fd]=stream;return stream},closeStream:fd=>{FS.streams[fd]=null},chrdev_stream_ops:{open:stream=>{var device=FS.getDevice(stream.node.rdev);stream.stream_ops=device.stream_ops;if(stream.stream_ops.open){stream.stream_ops.open(stream)}},llseek:()=>{throw new FS.ErrnoError(70)}},major:dev=>dev>>8,minor:dev=>dev&255,makedev:(ma,mi)=>ma<<8|mi,registerDevice:(dev,ops)=>{FS.devices[dev]={stream_ops:ops}},getDevice:dev=>FS.devices[dev],getMounts:mount=>{var mounts=[];var check=[mount];while(check.length){var m=check.pop();mounts.push(m);check.push.apply(check,m.mounts)}return mounts},syncfs:(populate,callback)=>{if(typeof populate=="function"){callback=populate;populate=false}FS.syncFSRequests++;if(FS.syncFSRequests>1){err("warning: "+FS.syncFSRequests+" FS.syncfs operations in flight at once, probably just doing extra work")}var mounts=FS.getMounts(FS.root.mount);var completed=0;function doCallback(errCode){FS.syncFSRequests--;return callback(errCode)}function done(errCode){if(errCode){if(!done.errored){done.errored=true;return doCallback(errCode)}return}if(++completed>=mounts.length){doCallback(null)}}mounts.forEach(mount=>{if(!mount.type.syncfs){return done(null)}mount.type.syncfs(mount,populate,done)})},mount:(type,opts,mountpoint)=>{var root=mountpoint==="/";var pseudo=!mountpoint;var node;if(root&&FS.root){throw new FS.ErrnoError(10)}else if(!root&&!pseudo){var lookup=FS.lookupPath(mountpoint,{follow_mount:false});mountpoint=lookup.path;node=lookup.node;if(FS.isMountpoint(node)){throw new FS.ErrnoError(10)}if(!FS.isDir(node.mode)){throw new FS.ErrnoError(54)}}var mount={type:type,opts:opts,mountpoint:mountpoint,mounts:[]};var mountRoot=type.mount(mount);mountRoot.mount=mount;mount.root=mountRoot;if(root){FS.root=mountRoot}else if(node){node.mounted=mount;if(node.mount){node.mount.mounts.push(mount)}}return mountRoot},unmount:mountpoint=>{var lookup=FS.lookupPath(mountpoint,{follow_mount:false});if(!FS.isMountpoint(lookup.node)){throw new FS.ErrnoError(28)}var node=lookup.node;var mount=node.mounted;var mounts=FS.getMounts(mount);Object.keys(FS.nameTable).forEach(hash=>{var current=FS.nameTable[hash];while(current){var next=current.name_next;if(mounts.includes(current.mount)){FS.destroyNode(current)}current=next}});node.mounted=null;var idx=node.mount.mounts.indexOf(mount);node.mount.mounts.splice(idx,1)},lookup:(parent,name)=>{return parent.node_ops.lookup(parent,name)},mknod:(path,mode,dev)=>{var lookup=FS.lookupPath(path,{parent:true});var parent=lookup.node;var name=PATH.basename(path);if(!name||name==="."||name===".."){throw new FS.ErrnoError(28)}var errCode=FS.mayCreate(parent,name);if(errCode){throw new FS.ErrnoError(errCode)}if(!parent.node_ops.mknod){throw new FS.ErrnoError(63)}return parent.node_ops.mknod(parent,name,mode,dev)},create:(path,mode)=>{mode=mode!==undefined?mode:438;mode&=4095;mode|=32768;return FS.mknod(path,mode,0)},mkdir:(path,mode)=>{mode=mode!==undefined?mode:511;mode&=511|512;mode|=16384;return FS.mknod(path,mode,0)},mkdirTree:(path,mode)=>{var dirs=path.split("/");var d="";for(var i=0;i{if(typeof dev=="undefined"){dev=mode;mode=438}mode|=8192;return FS.mknod(path,mode,dev)},symlink:(oldpath,newpath)=>{if(!PATH_FS.resolve(oldpath)){throw new FS.ErrnoError(44)}var lookup=FS.lookupPath(newpath,{parent:true});var parent=lookup.node;if(!parent){throw new FS.ErrnoError(44)}var newname=PATH.basename(newpath);var errCode=FS.mayCreate(parent,newname);if(errCode){throw new FS.ErrnoError(errCode)}if(!parent.node_ops.symlink){throw new FS.ErrnoError(63)}return parent.node_ops.symlink(parent,newname,oldpath)},rename:(old_path,new_path)=>{var old_dirname=PATH.dirname(old_path);var new_dirname=PATH.dirname(new_path);var old_name=PATH.basename(old_path);var new_name=PATH.basename(new_path);var lookup,old_dir,new_dir;lookup=FS.lookupPath(old_path,{parent:true});old_dir=lookup.node;lookup=FS.lookupPath(new_path,{parent:true});new_dir=lookup.node;if(!old_dir||!new_dir)throw new FS.ErrnoError(44);if(old_dir.mount!==new_dir.mount){throw new FS.ErrnoError(75)}var old_node=FS.lookupNode(old_dir,old_name);var relative=PATH_FS.relative(old_path,new_dirname);if(relative.charAt(0)!=="."){throw new FS.ErrnoError(28)}relative=PATH_FS.relative(new_path,old_dirname);if(relative.charAt(0)!=="."){throw new FS.ErrnoError(55)}var new_node;try{new_node=FS.lookupNode(new_dir,new_name)}catch(e){}if(old_node===new_node){return}var isdir=FS.isDir(old_node.mode);var errCode=FS.mayDelete(old_dir,old_name,isdir);if(errCode){throw new FS.ErrnoError(errCode)}errCode=new_node?FS.mayDelete(new_dir,new_name,isdir):FS.mayCreate(new_dir,new_name);if(errCode){throw new FS.ErrnoError(errCode)}if(!old_dir.node_ops.rename){throw new FS.ErrnoError(63)}if(FS.isMountpoint(old_node)||new_node&&FS.isMountpoint(new_node)){throw new FS.ErrnoError(10)}if(new_dir!==old_dir){errCode=FS.nodePermissions(old_dir,"w");if(errCode){throw new FS.ErrnoError(errCode)}}FS.hashRemoveNode(old_node);try{old_dir.node_ops.rename(old_node,new_dir,new_name)}catch(e){throw e}finally{FS.hashAddNode(old_node)}},rmdir:path=>{var lookup=FS.lookupPath(path,{parent:true});var parent=lookup.node;var name=PATH.basename(path);var node=FS.lookupNode(parent,name);var errCode=FS.mayDelete(parent,name,true);if(errCode){throw new FS.ErrnoError(errCode)}if(!parent.node_ops.rmdir){throw new FS.ErrnoError(63)}if(FS.isMountpoint(node)){throw new FS.ErrnoError(10)}parent.node_ops.rmdir(parent,name);FS.destroyNode(node)},readdir:path=>{var lookup=FS.lookupPath(path,{follow:true});var node=lookup.node;if(!node.node_ops.readdir){throw new FS.ErrnoError(54)}return node.node_ops.readdir(node)},unlink:path=>{var lookup=FS.lookupPath(path,{parent:true});var parent=lookup.node;if(!parent){throw new FS.ErrnoError(44)}var name=PATH.basename(path);var node=FS.lookupNode(parent,name);var errCode=FS.mayDelete(parent,name,false);if(errCode){throw new FS.ErrnoError(errCode)}if(!parent.node_ops.unlink){throw new FS.ErrnoError(63)}if(FS.isMountpoint(node)){throw new FS.ErrnoError(10)}parent.node_ops.unlink(parent,name);FS.destroyNode(node)},readlink:path=>{var lookup=FS.lookupPath(path);var link=lookup.node;if(!link){throw new FS.ErrnoError(44)}if(!link.node_ops.readlink){throw new FS.ErrnoError(28)}return PATH_FS.resolve(FS.getPath(link.parent),link.node_ops.readlink(link))},stat:(path,dontFollow)=>{var lookup=FS.lookupPath(path,{follow:!dontFollow});var node=lookup.node;if(!node){throw new FS.ErrnoError(44)}if(!node.node_ops.getattr){throw new FS.ErrnoError(63)}return node.node_ops.getattr(node)},lstat:path=>{return FS.stat(path,true)},chmod:(path,mode,dontFollow)=>{var node;if(typeof path=="string"){var lookup=FS.lookupPath(path,{follow:!dontFollow});node=lookup.node}else{node=path}if(!node.node_ops.setattr){throw new FS.ErrnoError(63)}node.node_ops.setattr(node,{mode:mode&4095|node.mode&~4095,timestamp:Date.now()})},lchmod:(path,mode)=>{FS.chmod(path,mode,true)},fchmod:(fd,mode)=>{var stream=FS.getStream(fd);if(!stream){throw new FS.ErrnoError(8)}FS.chmod(stream.node,mode)},chown:(path,uid,gid,dontFollow)=>{var node;if(typeof path=="string"){var lookup=FS.lookupPath(path,{follow:!dontFollow});node=lookup.node}else{node=path}if(!node.node_ops.setattr){throw new FS.ErrnoError(63)}node.node_ops.setattr(node,{timestamp:Date.now()})},lchown:(path,uid,gid)=>{FS.chown(path,uid,gid,true)},fchown:(fd,uid,gid)=>{var stream=FS.getStream(fd);if(!stream){throw new FS.ErrnoError(8)}FS.chown(stream.node,uid,gid)},truncate:(path,len)=>{if(len<0){throw new FS.ErrnoError(28)}var node;if(typeof path=="string"){var lookup=FS.lookupPath(path,{follow:true});node=lookup.node}else{node=path}if(!node.node_ops.setattr){throw new FS.ErrnoError(63)}if(FS.isDir(node.mode)){throw new FS.ErrnoError(31)}if(!FS.isFile(node.mode)){throw new FS.ErrnoError(28)}var errCode=FS.nodePermissions(node,"w");if(errCode){throw new FS.ErrnoError(errCode)}node.node_ops.setattr(node,{size:len,timestamp:Date.now()})},ftruncate:(fd,len)=>{var stream=FS.getStream(fd);if(!stream){throw new FS.ErrnoError(8)}if((stream.flags&2097155)===0){throw new FS.ErrnoError(28)}FS.truncate(stream.node,len)},utime:(path,atime,mtime)=>{var lookup=FS.lookupPath(path,{follow:true});var node=lookup.node;node.node_ops.setattr(node,{timestamp:Math.max(atime,mtime)})},open:(path,flags,mode)=>{if(path===""){throw new FS.ErrnoError(44)}flags=typeof flags=="string"?FS.modeStringToFlags(flags):flags;mode=typeof mode=="undefined"?438:mode;if(flags&64){mode=mode&4095|32768}else{mode=0}var node;if(typeof path=="object"){node=path}else{path=PATH.normalize(path);try{var lookup=FS.lookupPath(path,{follow:!(flags&131072)});node=lookup.node}catch(e){}}var created=false;if(flags&64){if(node){if(flags&128){throw new FS.ErrnoError(20)}}else{node=FS.mknod(path,mode,0);created=true}}if(!node){throw new FS.ErrnoError(44)}if(FS.isChrdev(node.mode)){flags&=~512}if(flags&65536&&!FS.isDir(node.mode)){throw new FS.ErrnoError(54)}if(!created){var errCode=FS.mayOpen(node,flags);if(errCode){throw new FS.ErrnoError(errCode)}}if(flags&512&&!created){FS.truncate(node,0)}flags&=~(128|512|131072);var stream=FS.createStream({node:node,path:FS.getPath(node),flags:flags,seekable:true,position:0,stream_ops:node.stream_ops,ungotten:[],error:false});if(stream.stream_ops.open){stream.stream_ops.open(stream)}if(Module["logReadFiles"]&&!(flags&1)){if(!FS.readFiles)FS.readFiles={};if(!(path in FS.readFiles)){FS.readFiles[path]=1}}return stream},close:stream=>{if(FS.isClosed(stream)){throw new FS.ErrnoError(8)}if(stream.getdents)stream.getdents=null;try{if(stream.stream_ops.close){stream.stream_ops.close(stream)}}catch(e){throw e}finally{FS.closeStream(stream.fd)}stream.fd=null},isClosed:stream=>{return stream.fd===null},llseek:(stream,offset,whence)=>{if(FS.isClosed(stream)){throw new FS.ErrnoError(8)}if(!stream.seekable||!stream.stream_ops.llseek){throw new FS.ErrnoError(70)}if(whence!=0&&whence!=1&&whence!=2){throw new FS.ErrnoError(28)}stream.position=stream.stream_ops.llseek(stream,offset,whence);stream.ungotten=[];return stream.position},read:(stream,buffer,offset,length,position)=>{if(length<0||position<0){throw new FS.ErrnoError(28)}if(FS.isClosed(stream)){throw new FS.ErrnoError(8)}if((stream.flags&2097155)===1){throw new FS.ErrnoError(8)}if(FS.isDir(stream.node.mode)){throw new FS.ErrnoError(31)}if(!stream.stream_ops.read){throw new FS.ErrnoError(28)}var seeking=typeof position!="undefined";if(!seeking){position=stream.position}else if(!stream.seekable){throw new FS.ErrnoError(70)}var bytesRead=stream.stream_ops.read(stream,buffer,offset,length,position);if(!seeking)stream.position+=bytesRead;return bytesRead},write:(stream,buffer,offset,length,position,canOwn)=>{if(length<0||position<0){throw new FS.ErrnoError(28)}if(FS.isClosed(stream)){throw new FS.ErrnoError(8)}if((stream.flags&2097155)===0){throw new FS.ErrnoError(8)}if(FS.isDir(stream.node.mode)){throw new FS.ErrnoError(31)}if(!stream.stream_ops.write){throw new FS.ErrnoError(28)}if(stream.seekable&&stream.flags&1024){FS.llseek(stream,0,2)}var seeking=typeof position!="undefined";if(!seeking){position=stream.position}else if(!stream.seekable){throw new FS.ErrnoError(70)}var bytesWritten=stream.stream_ops.write(stream,buffer,offset,length,position,canOwn);if(!seeking)stream.position+=bytesWritten;return bytesWritten},allocate:(stream,offset,length)=>{if(FS.isClosed(stream)){throw new FS.ErrnoError(8)}if(offset<0||length<=0){throw new FS.ErrnoError(28)}if((stream.flags&2097155)===0){throw new FS.ErrnoError(8)}if(!FS.isFile(stream.node.mode)&&!FS.isDir(stream.node.mode)){throw new FS.ErrnoError(43)}if(!stream.stream_ops.allocate){throw new FS.ErrnoError(138)}stream.stream_ops.allocate(stream,offset,length)},mmap:(stream,length,position,prot,flags)=>{if((prot&2)!==0&&(flags&2)===0&&(stream.flags&2097155)!==2){throw new FS.ErrnoError(2)}if((stream.flags&2097155)===1){throw new FS.ErrnoError(2)}if(!stream.stream_ops.mmap){throw new FS.ErrnoError(43)}return stream.stream_ops.mmap(stream,length,position,prot,flags)},msync:(stream,buffer,offset,length,mmapFlags)=>{if(!stream||!stream.stream_ops.msync){return 0}return stream.stream_ops.msync(stream,buffer,offset,length,mmapFlags)},munmap:stream=>0,ioctl:(stream,cmd,arg)=>{if(!stream.stream_ops.ioctl){throw new FS.ErrnoError(59)}return stream.stream_ops.ioctl(stream,cmd,arg)},readFile:(path,opts={})=>{opts.flags=opts.flags||0;opts.encoding=opts.encoding||"binary";if(opts.encoding!=="utf8"&&opts.encoding!=="binary"){throw new Error('Invalid encoding type "'+opts.encoding+'"')}var ret;var stream=FS.open(path,opts.flags);var stat=FS.stat(path);var length=stat.size;var buf=new Uint8Array(length);FS.read(stream,buf,0,length,0);if(opts.encoding==="utf8"){ret=UTF8ArrayToString(buf,0)}else if(opts.encoding==="binary"){ret=buf}FS.close(stream);return ret},writeFile:(path,data,opts={})=>{opts.flags=opts.flags||577;var stream=FS.open(path,opts.flags,opts.mode);if(typeof data=="string"){var buf=new Uint8Array(lengthBytesUTF8(data)+1);var actualNumBytes=stringToUTF8Array(data,buf,0,buf.length);FS.write(stream,buf,0,actualNumBytes,undefined,opts.canOwn)}else if(ArrayBuffer.isView(data)){FS.write(stream,data,0,data.byteLength,undefined,opts.canOwn)}else{throw new Error("Unsupported data type")}FS.close(stream)},cwd:()=>FS.currentPath,chdir:path=>{var lookup=FS.lookupPath(path,{follow:true});if(lookup.node===null){throw new FS.ErrnoError(44)}if(!FS.isDir(lookup.node.mode)){throw new FS.ErrnoError(54)}var errCode=FS.nodePermissions(lookup.node,"x");if(errCode){throw new FS.ErrnoError(errCode)}FS.currentPath=lookup.path},createDefaultDirectories:()=>{FS.mkdir("/tmp");FS.mkdir("/home");FS.mkdir("/home/web_user")},createDefaultDevices:()=>{FS.mkdir("/dev");FS.registerDevice(FS.makedev(1,3),{read:()=>0,write:(stream,buffer,offset,length,pos)=>length});FS.mkdev("/dev/null",FS.makedev(1,3));TTY.register(FS.makedev(5,0),TTY.default_tty_ops);TTY.register(FS.makedev(6,0),TTY.default_tty1_ops);FS.mkdev("/dev/tty",FS.makedev(5,0));FS.mkdev("/dev/tty1",FS.makedev(6,0));var random_device=getRandomDevice();FS.createDevice("/dev","random",random_device);FS.createDevice("/dev","urandom",random_device);FS.mkdir("/dev/shm");FS.mkdir("/dev/shm/tmp")},createSpecialDirectories:()=>{FS.mkdir("/proc");var proc_self=FS.mkdir("/proc/self");FS.mkdir("/proc/self/fd");FS.mount({mount:()=>{var node=FS.createNode(proc_self,"fd",16384|511,73);node.node_ops={lookup:(parent,name)=>{var fd=+name;var stream=FS.getStream(fd);if(!stream)throw new FS.ErrnoError(8);var ret={parent:null,mount:{mountpoint:"fake"},node_ops:{readlink:()=>stream.path}};ret.parent=ret;return ret}};return node}},{},"/proc/self/fd")},createStandardStreams:()=>{if(Module["stdin"]){FS.createDevice("/dev","stdin",Module["stdin"])}else{FS.symlink("/dev/tty","/dev/stdin")}if(Module["stdout"]){FS.createDevice("/dev","stdout",null,Module["stdout"])}else{FS.symlink("/dev/tty","/dev/stdout")}if(Module["stderr"]){FS.createDevice("/dev","stderr",null,Module["stderr"])}else{FS.symlink("/dev/tty1","/dev/stderr")}var stdin=FS.open("/dev/stdin",0);var stdout=FS.open("/dev/stdout",1);var stderr=FS.open("/dev/stderr",1)},ensureErrnoError:()=>{if(FS.ErrnoError)return;FS.ErrnoError=function ErrnoError(errno,node){this.node=node;this.setErrno=function(errno){this.errno=errno};this.setErrno(errno);this.message="FS error"};FS.ErrnoError.prototype=new Error;FS.ErrnoError.prototype.constructor=FS.ErrnoError;[44].forEach(code=>{FS.genericErrors[code]=new FS.ErrnoError(code);FS.genericErrors[code].stack=""})},staticInit:()=>{FS.ensureErrnoError();FS.nameTable=new Array(4096);FS.mount(MEMFS,{},"/");FS.createDefaultDirectories();FS.createDefaultDevices();FS.createSpecialDirectories();FS.filesystems={"MEMFS":MEMFS,"WORKERFS":WORKERFS}},init:(input,output,error)=>{FS.init.initialized=true;FS.ensureErrnoError();Module["stdin"]=input||Module["stdin"];Module["stdout"]=output||Module["stdout"];Module["stderr"]=error||Module["stderr"];FS.createStandardStreams()},quit:()=>{FS.init.initialized=false;for(var i=0;i{var mode=0;if(canRead)mode|=292|73;if(canWrite)mode|=146;return mode},findObject:(path,dontResolveLastLink)=>{var ret=FS.analyzePath(path,dontResolveLastLink);if(ret.exists){return ret.object}else{return null}},analyzePath:(path,dontResolveLastLink)=>{try{var lookup=FS.lookupPath(path,{follow:!dontResolveLastLink});path=lookup.path}catch(e){}var ret={isRoot:false,exists:false,error:0,name:null,path:null,object:null,parentExists:false,parentPath:null,parentObject:null};try{var lookup=FS.lookupPath(path,{parent:true});ret.parentExists=true;ret.parentPath=lookup.path;ret.parentObject=lookup.node;ret.name=PATH.basename(path);lookup=FS.lookupPath(path,{follow:!dontResolveLastLink});ret.exists=true;ret.path=lookup.path;ret.object=lookup.node;ret.name=lookup.node.name;ret.isRoot=lookup.path==="/"}catch(e){ret.error=e.errno}return ret},createPath:(parent,path,canRead,canWrite)=>{parent=typeof parent=="string"?parent:FS.getPath(parent);var parts=path.split("/").reverse();while(parts.length){var part=parts.pop();if(!part)continue;var current=PATH.join2(parent,part);try{FS.mkdir(current)}catch(e){}parent=current}return current},createFile:(parent,name,properties,canRead,canWrite)=>{var path=PATH.join2(typeof parent=="string"?parent:FS.getPath(parent),name);var mode=FS.getMode(canRead,canWrite);return FS.create(path,mode)},createDataFile:(parent,name,data,canRead,canWrite,canOwn)=>{var path=name;if(parent){parent=typeof parent=="string"?parent:FS.getPath(parent);path=name?PATH.join2(parent,name):parent}var mode=FS.getMode(canRead,canWrite);var node=FS.create(path,mode);if(data){if(typeof data=="string"){var arr=new Array(data.length);for(var i=0,len=data.length;i{var path=PATH.join2(typeof parent=="string"?parent:FS.getPath(parent),name);var mode=FS.getMode(!!input,!!output);if(!FS.createDevice.major)FS.createDevice.major=64;var dev=FS.makedev(FS.createDevice.major++,0);FS.registerDevice(dev,{open:stream=>{stream.seekable=false},close:stream=>{if(output&&output.buffer&&output.buffer.length){output(10)}},read:(stream,buffer,offset,length,pos)=>{var bytesRead=0;for(var i=0;i{for(var i=0;i{if(obj.isDevice||obj.isFolder||obj.link||obj.contents)return true;if(typeof XMLHttpRequest!="undefined"){throw new Error("Lazy loading should have been performed (contents set) in createLazyFile, but it was not. Lazy loading only works in web workers. Use --embed-file or --preload-file in emcc on the main thread.")}else if(read_){try{obj.contents=intArrayFromString(read_(obj.url),true);obj.usedBytes=obj.contents.length}catch(e){throw new FS.ErrnoError(29)}}else{throw new Error("Cannot load without read() or XMLHttpRequest.")}},createLazyFile:(parent,name,url,canRead,canWrite)=>{function LazyUint8Array(){this.lengthKnown=false;this.chunks=[]}LazyUint8Array.prototype.get=function LazyUint8Array_get(idx){if(idx>this.length-1||idx<0){return undefined}var chunkOffset=idx%this.chunkSize;var chunkNum=idx/this.chunkSize|0;return this.getter(chunkNum)[chunkOffset]};LazyUint8Array.prototype.setDataGetter=function LazyUint8Array_setDataGetter(getter){this.getter=getter};LazyUint8Array.prototype.cacheLength=function LazyUint8Array_cacheLength(){var xhr=new XMLHttpRequest;xhr.open("HEAD",url,false);xhr.send(null);if(!(xhr.status>=200&&xhr.status<300||xhr.status===304))throw new Error("Couldn't load "+url+". Status: "+xhr.status);var datalength=Number(xhr.getResponseHeader("Content-length"));var header;var hasByteServing=(header=xhr.getResponseHeader("Accept-Ranges"))&&header==="bytes";var usesGzip=(header=xhr.getResponseHeader("Content-Encoding"))&&header==="gzip";var chunkSize=1024*1024;if(!hasByteServing)chunkSize=datalength;var doXHR=(from,to)=>{if(from>to)throw new Error("invalid range ("+from+", "+to+") or no bytes requested!");if(to>datalength-1)throw new Error("only "+datalength+" bytes available! programmer error!");var xhr=new XMLHttpRequest;xhr.open("GET",url,false);if(datalength!==chunkSize)xhr.setRequestHeader("Range","bytes="+from+"-"+to);xhr.responseType="arraybuffer";if(xhr.overrideMimeType){xhr.overrideMimeType("text/plain; charset=x-user-defined")}xhr.send(null);if(!(xhr.status>=200&&xhr.status<300||xhr.status===304))throw new Error("Couldn't load "+url+". Status: "+xhr.status);if(xhr.response!==undefined){return new Uint8Array(xhr.response||[])}else{return intArrayFromString(xhr.responseText||"",true)}};var lazyArray=this;lazyArray.setDataGetter(chunkNum=>{var start=chunkNum*chunkSize;var end=(chunkNum+1)*chunkSize-1;end=Math.min(end,datalength-1);if(typeof lazyArray.chunks[chunkNum]=="undefined"){lazyArray.chunks[chunkNum]=doXHR(start,end)}if(typeof lazyArray.chunks[chunkNum]=="undefined")throw new Error("doXHR failed!");return lazyArray.chunks[chunkNum]});if(usesGzip||!datalength){chunkSize=datalength=1;datalength=this.getter(0).length;chunkSize=datalength;out("LazyFiles on gzip forces download of the whole file when length is accessed")}this._length=datalength;this._chunkSize=chunkSize;this.lengthKnown=true};if(typeof XMLHttpRequest!="undefined"){if(!ENVIRONMENT_IS_WORKER)throw"Cannot do synchronous binary XHRs outside webworkers in modern browsers. Use --embed-file or --preload-file in emcc";var lazyArray=new LazyUint8Array;Object.defineProperties(lazyArray,{length:{get:function(){if(!this.lengthKnown){this.cacheLength()}return this._length}},chunkSize:{get:function(){if(!this.lengthKnown){this.cacheLength()}return this._chunkSize}}});var properties={isDevice:false,contents:lazyArray}}else{var properties={isDevice:false,url:url}}var node=FS.createFile(parent,name,properties,canRead,canWrite);if(properties.contents){node.contents=properties.contents}else if(properties.url){node.contents=null;node.url=properties.url}Object.defineProperties(node,{usedBytes:{get:function(){return this.contents.length}}});var stream_ops={};var keys=Object.keys(node.stream_ops);keys.forEach(key=>{var fn=node.stream_ops[key];stream_ops[key]=function forceLoadLazyFile(){FS.forceLoadFile(node);return fn.apply(null,arguments)}});stream_ops.read=(stream,buffer,offset,length,position)=>{FS.forceLoadFile(node);var contents=stream.node.contents;if(position>=contents.length)return 0;var size=Math.min(contents.length-position,length);if(contents.slice){for(var i=0;i{var fullname=name?PATH_FS.resolve(PATH.join2(parent,name)):parent;var dep=getUniqueRunDependency("cp "+fullname);function processData(byteArray){function finish(byteArray){if(preFinish)preFinish();if(!dontCreateFile){FS.createDataFile(parent,name,byteArray,canRead,canWrite,canOwn)}if(onload)onload();removeRunDependency(dep)}if(Browser.handledByPreloadPlugin(byteArray,fullname,finish,()=>{if(onerror)onerror();removeRunDependency(dep)})){return}finish(byteArray)}addRunDependency(dep);if(typeof url=="string"){asyncLoad(url,byteArray=>processData(byteArray),onerror)}else{processData(url)}},indexedDB:()=>{return window.indexedDB||window.mozIndexedDB||window.webkitIndexedDB||window.msIndexedDB},DB_NAME:()=>{return"EM_FS_"+window.location.pathname},DB_VERSION:20,DB_STORE_NAME:"FILE_DATA",saveFilesToDB:(paths,onload,onerror)=>{onload=onload||(()=>{});onerror=onerror||(()=>{});var indexedDB=FS.indexedDB();try{var openRequest=indexedDB.open(FS.DB_NAME(),FS.DB_VERSION)}catch(e){return onerror(e)}openRequest.onupgradeneeded=()=>{out("creating db");var db=openRequest.result;db.createObjectStore(FS.DB_STORE_NAME)};openRequest.onsuccess=()=>{var db=openRequest.result;var transaction=db.transaction([FS.DB_STORE_NAME],"readwrite");var files=transaction.objectStore(FS.DB_STORE_NAME);var ok=0,fail=0,total=paths.length;function finish(){if(fail==0)onload();else onerror()}paths.forEach(path=>{var putRequest=files.put(FS.analyzePath(path).object.contents,path);putRequest.onsuccess=()=>{ok++;if(ok+fail==total)finish()};putRequest.onerror=()=>{fail++;if(ok+fail==total)finish()}});transaction.onerror=onerror};openRequest.onerror=onerror},loadFilesFromDB:(paths,onload,onerror)=>{onload=onload||(()=>{});onerror=onerror||(()=>{});var indexedDB=FS.indexedDB();try{var openRequest=indexedDB.open(FS.DB_NAME(),FS.DB_VERSION)}catch(e){return onerror(e)}openRequest.onupgradeneeded=onerror;openRequest.onsuccess=()=>{var db=openRequest.result;try{var transaction=db.transaction([FS.DB_STORE_NAME],"readonly")}catch(e){onerror(e);return}var files=transaction.objectStore(FS.DB_STORE_NAME);var ok=0,fail=0,total=paths.length;function finish(){if(fail==0)onload();else onerror()}paths.forEach(path=>{var getRequest=files.get(path);getRequest.onsuccess=()=>{if(FS.analyzePath(path).exists){FS.unlink(path)}FS.createDataFile(PATH.dirname(path),PATH.basename(path),getRequest.result,true,true,true);ok++;if(ok+fail==total)finish()};getRequest.onerror=()=>{fail++;if(ok+fail==total)finish()}});transaction.onerror=onerror};openRequest.onerror=onerror}};var SYSCALLS={DEFAULT_POLLMASK:5,calculateAt:function(dirfd,path,allowEmpty){if(PATH.isAbs(path)){return path}var dir;if(dirfd===-100){dir=FS.cwd()}else{var dirstream=FS.getStream(dirfd);if(!dirstream)throw new FS.ErrnoError(8);dir=dirstream.path}if(path.length==0){if(!allowEmpty){throw new FS.ErrnoError(44)}return dir}return PATH.join2(dir,path)},doStat:function(func,path,buf){try{var stat=func(path)}catch(e){if(e&&e.node&&PATH.normalize(path)!==PATH.normalize(FS.getPath(e.node))){return-54}throw e}HEAP32[buf>>2]=stat.dev;HEAP32[buf+4>>2]=0;HEAP32[buf+8>>2]=stat.ino;HEAP32[buf+12>>2]=stat.mode;HEAP32[buf+16>>2]=stat.nlink;HEAP32[buf+20>>2]=stat.uid;HEAP32[buf+24>>2]=stat.gid;HEAP32[buf+28>>2]=stat.rdev;HEAP32[buf+32>>2]=0;tempI64=[stat.size>>>0,(tempDouble=stat.size,+Math.abs(tempDouble)>=1?tempDouble>0?(Math.min(+Math.floor(tempDouble/4294967296),4294967295)|0)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+40>>2]=tempI64[0],HEAP32[buf+44>>2]=tempI64[1];HEAP32[buf+48>>2]=4096;HEAP32[buf+52>>2]=stat.blocks;HEAP32[buf+56>>2]=stat.atime.getTime()/1e3|0;HEAP32[buf+60>>2]=0;HEAP32[buf+64>>2]=stat.mtime.getTime()/1e3|0;HEAP32[buf+68>>2]=0;HEAP32[buf+72>>2]=stat.ctime.getTime()/1e3|0;HEAP32[buf+76>>2]=0;tempI64=[stat.ino>>>0,(tempDouble=stat.ino,+Math.abs(tempDouble)>=1?tempDouble>0?(Math.min(+Math.floor(tempDouble/4294967296),4294967295)|0)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+80>>2]=tempI64[0],HEAP32[buf+84>>2]=tempI64[1];return 0},doMsync:function(addr,stream,len,flags,offset){var buffer=HEAPU8.slice(addr,addr+len);FS.msync(stream,buffer,offset,len,flags)},varargs:undefined,get:function(){SYSCALLS.varargs+=4;var ret=HEAP32[SYSCALLS.varargs-4>>2];return ret},getStr:function(ptr){var ret=UTF8ToString(ptr);return ret},getStreamFromFD:function(fd){var stream=FS.getStream(fd);if(!stream)throw new FS.ErrnoError(8);return stream}};function ___syscall_fadvise64(fd,offset,len,advice){return 0}function setErrNo(value){HEAP32[___errno_location()>>2]=value;return value}function ___syscall_fcntl64(fd,cmd,varargs){SYSCALLS.varargs=varargs;try{var stream=SYSCALLS.getStreamFromFD(fd);switch(cmd){case 0:{var arg=SYSCALLS.get();if(arg<0){return-28}var newStream;newStream=FS.createStream(stream,arg);return newStream.fd}case 1:case 2:return 0;case 3:return stream.flags;case 4:{var arg=SYSCALLS.get();stream.flags|=arg;return 0}case 5:{var arg=SYSCALLS.get();var offset=0;HEAP16[arg+offset>>1]=2;return 0}case 6:case 7:return 0;case 16:case 8:return-28;case 9:setErrNo(28);return-1;default:{return-28}}}catch(e){if(typeof FS=="undefined"||!(e instanceof FS.ErrnoError))throw e;return-e.errno}}function ___syscall_fstat64(fd,buf){try{var stream=SYSCALLS.getStreamFromFD(fd);return SYSCALLS.doStat(FS.stat,stream.path,buf)}catch(e){if(typeof FS=="undefined"||!(e instanceof FS.ErrnoError))throw e;return-e.errno}}function ___syscall_lstat64(path,buf){try{path=SYSCALLS.getStr(path);return SYSCALLS.doStat(FS.lstat,path,buf)}catch(e){if(typeof FS=="undefined"||!(e instanceof FS.ErrnoError))throw e;return-e.errno}}function ___syscall_newfstatat(dirfd,path,buf,flags){try{path=SYSCALLS.getStr(path);var nofollow=flags&256;var allowEmpty=flags&4096;flags=flags&~4352;path=SYSCALLS.calculateAt(dirfd,path,allowEmpty);return SYSCALLS.doStat(nofollow?FS.lstat:FS.stat,path,buf)}catch(e){if(typeof FS=="undefined"||!(e instanceof FS.ErrnoError))throw e;return-e.errno}}function ___syscall_openat(dirfd,path,flags,varargs){SYSCALLS.varargs=varargs;try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);var mode=varargs?SYSCALLS.get():0;return FS.open(path,flags,mode).fd}catch(e){if(typeof FS=="undefined"||!(e instanceof FS.ErrnoError))throw e;return-e.errno}}function ___syscall_stat64(path,buf){try{path=SYSCALLS.getStr(path);return SYSCALLS.doStat(FS.stat,path,buf)}catch(e){if(typeof FS=="undefined"||!(e instanceof FS.ErrnoError))throw e;return-e.errno}}function ___syscall_unlinkat(dirfd,path,flags){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);if(flags===0){FS.unlink(path)}else if(flags===512){FS.rmdir(path)}else{abort("Invalid flags passed to unlinkat")}return 0}catch(e){if(typeof FS=="undefined"||!(e instanceof FS.ErrnoError))throw e;return-e.errno}}function __embind_register_bigint(primitiveType,name,size,minRange,maxRange){}function getShiftFromSize(size){switch(size){case 1:return 0;case 2:return 1;case 4:return 2;case 8:return 3;default:throw new TypeError("Unknown type size: "+size)}}function embind_init_charCodes(){var codes=new Array(256);for(var i=0;i<256;++i){codes[i]=String.fromCharCode(i)}embind_charCodes=codes}var embind_charCodes=undefined;function readLatin1String(ptr){var ret="";var c=ptr;while(HEAPU8[c]){ret+=embind_charCodes[HEAPU8[c++]]}return ret}var awaitingDependencies={};var registeredTypes={};var typeDependencies={};var char_0=48;var char_9=57;function makeLegalFunctionName(name){if(undefined===name){return"_unknown"}name=name.replace(/[^a-zA-Z0-9_]/g,"$");var f=name.charCodeAt(0);if(f>=char_0&&f<=char_9){return"_"+name}return name}function createNamedFunction(name,body){name=makeLegalFunctionName(name);return new Function("body","return function "+name+"() {\n"+' "use strict";'+" return body.apply(this, arguments);\n"+"};\n")(body)}function extendError(baseErrorType,errorName){var errorClass=createNamedFunction(errorName,function(message){this.name=errorName;this.message=message;var stack=new Error(message).stack;if(stack!==undefined){this.stack=this.toString()+"\n"+stack.replace(/^Error(:[^\n]*)?\n/,"")}});errorClass.prototype=Object.create(baseErrorType.prototype);errorClass.prototype.constructor=errorClass;errorClass.prototype.toString=function(){if(this.message===undefined){return this.name}else{return this.name+": "+this.message}};return errorClass}var BindingError=undefined;function throwBindingError(message){throw new BindingError(message)}var InternalError=undefined;function throwInternalError(message){throw new InternalError(message)}function whenDependentTypesAreResolved(myTypes,dependentTypes,getTypeConverters){myTypes.forEach(function(type){typeDependencies[type]=dependentTypes});function onComplete(typeConverters){var myTypeConverters=getTypeConverters(typeConverters);if(myTypeConverters.length!==myTypes.length){throwInternalError("Mismatched type converter count")}for(var i=0;i{if(registeredTypes.hasOwnProperty(dt)){typeConverters[i]=registeredTypes[dt]}else{unregisteredTypes.push(dt);if(!awaitingDependencies.hasOwnProperty(dt)){awaitingDependencies[dt]=[]}awaitingDependencies[dt].push(()=>{typeConverters[i]=registeredTypes[dt];++registered;if(registered===unregisteredTypes.length){onComplete(typeConverters)}})}});if(0===unregisteredTypes.length){onComplete(typeConverters)}}function registerType(rawType,registeredInstance,options={}){if(!("argPackAdvance"in registeredInstance)){throw new TypeError("registerType registeredInstance requires argPackAdvance")}var name=registeredInstance.name;if(!rawType){throwBindingError('type "'+name+'" must have a positive integer typeid pointer')}if(registeredTypes.hasOwnProperty(rawType)){if(options.ignoreDuplicateRegistrations){return}else{throwBindingError("Cannot register type '"+name+"' twice")}}registeredTypes[rawType]=registeredInstance;delete typeDependencies[rawType];if(awaitingDependencies.hasOwnProperty(rawType)){var callbacks=awaitingDependencies[rawType];delete awaitingDependencies[rawType];callbacks.forEach(cb=>cb())}}function __embind_register_bool(rawType,name,size,trueValue,falseValue){var shift=getShiftFromSize(size);name=readLatin1String(name);registerType(rawType,{name:name,"fromWireType":function(wt){return!!wt},"toWireType":function(destructors,o){return o?trueValue:falseValue},"argPackAdvance":8,"readValueFromPointer":function(pointer){var heap;if(size===1){heap=HEAP8}else if(size===2){heap=HEAP16}else if(size===4){heap=HEAP32}else{throw new TypeError("Unknown boolean type size: "+name)}return this["fromWireType"](heap[pointer>>shift])},destructorFunction:null})}function ClassHandle_isAliasOf(other){if(!(this instanceof ClassHandle)){return false}if(!(other instanceof ClassHandle)){return false}var leftClass=this.$$.ptrType.registeredClass;var left=this.$$.ptr;var rightClass=other.$$.ptrType.registeredClass;var right=other.$$.ptr;while(leftClass.baseClass){left=leftClass.upcast(left);leftClass=leftClass.baseClass}while(rightClass.baseClass){right=rightClass.upcast(right);rightClass=rightClass.baseClass}return leftClass===rightClass&&left===right}function shallowCopyInternalPointer(o){return{count:o.count,deleteScheduled:o.deleteScheduled,preservePointerOnDelete:o.preservePointerOnDelete,ptr:o.ptr,ptrType:o.ptrType,smartPtr:o.smartPtr,smartPtrType:o.smartPtrType}}function throwInstanceAlreadyDeleted(obj){function getInstanceTypeName(handle){return handle.$$.ptrType.registeredClass.name}throwBindingError(getInstanceTypeName(obj)+" instance already deleted")}var finalizationRegistry=false;function detachFinalizer(handle){}function runDestructor($$){if($$.smartPtr){$$.smartPtrType.rawDestructor($$.smartPtr)}else{$$.ptrType.registeredClass.rawDestructor($$.ptr)}}function releaseClassHandle($$){$$.count.value-=1;var toDelete=0===$$.count.value;if(toDelete){runDestructor($$)}}function downcastPointer(ptr,ptrClass,desiredClass){if(ptrClass===desiredClass){return ptr}if(undefined===desiredClass.baseClass){return null}var rv=downcastPointer(ptr,ptrClass,desiredClass.baseClass);if(rv===null){return null}return desiredClass.downcast(rv)}var registeredPointers={};function getInheritedInstanceCount(){return Object.keys(registeredInstances).length}function getLiveInheritedInstances(){var rv=[];for(var k in registeredInstances){if(registeredInstances.hasOwnProperty(k)){rv.push(registeredInstances[k])}}return rv}var deletionQueue=[];function flushPendingDeletes(){while(deletionQueue.length){var obj=deletionQueue.pop();obj.$$.deleteScheduled=false;obj["delete"]()}}var delayFunction=undefined;function setDelayFunction(fn){delayFunction=fn;if(deletionQueue.length&&delayFunction){delayFunction(flushPendingDeletes)}}function init_embind(){Module["getInheritedInstanceCount"]=getInheritedInstanceCount;Module["getLiveInheritedInstances"]=getLiveInheritedInstances;Module["flushPendingDeletes"]=flushPendingDeletes;Module["setDelayFunction"]=setDelayFunction}var registeredInstances={};function getBasestPointer(class_,ptr){if(ptr===undefined){throwBindingError("ptr should not be undefined")}while(class_.baseClass){ptr=class_.upcast(ptr);class_=class_.baseClass}return ptr}function getInheritedInstance(class_,ptr){ptr=getBasestPointer(class_,ptr);return registeredInstances[ptr]}function makeClassHandle(prototype,record){if(!record.ptrType||!record.ptr){throwInternalError("makeClassHandle requires ptr and ptrType")}var hasSmartPtrType=!!record.smartPtrType;var hasSmartPtr=!!record.smartPtr;if(hasSmartPtrType!==hasSmartPtr){throwInternalError("Both smartPtrType and smartPtr must be specified")}record.count={value:1};return attachFinalizer(Object.create(prototype,{$$:{value:record}}))}function RegisteredPointer_fromWireType(ptr){var rawPointer=this.getPointee(ptr);if(!rawPointer){this.destructor(ptr);return null}var registeredInstance=getInheritedInstance(this.registeredClass,rawPointer);if(undefined!==registeredInstance){if(0===registeredInstance.$$.count.value){registeredInstance.$$.ptr=rawPointer;registeredInstance.$$.smartPtr=ptr;return registeredInstance["clone"]()}else{var rv=registeredInstance["clone"]();this.destructor(ptr);return rv}}function makeDefaultHandle(){if(this.isSmartPointer){return makeClassHandle(this.registeredClass.instancePrototype,{ptrType:this.pointeeType,ptr:rawPointer,smartPtrType:this,smartPtr:ptr})}else{return makeClassHandle(this.registeredClass.instancePrototype,{ptrType:this,ptr:ptr})}}var actualType=this.registeredClass.getActualType(rawPointer);var registeredPointerRecord=registeredPointers[actualType];if(!registeredPointerRecord){return makeDefaultHandle.call(this)}var toType;if(this.isConst){toType=registeredPointerRecord.constPointerType}else{toType=registeredPointerRecord.pointerType}var dp=downcastPointer(rawPointer,this.registeredClass,toType.registeredClass);if(dp===null){return makeDefaultHandle.call(this)}if(this.isSmartPointer){return makeClassHandle(toType.registeredClass.instancePrototype,{ptrType:toType,ptr:dp,smartPtrType:this,smartPtr:ptr})}else{return makeClassHandle(toType.registeredClass.instancePrototype,{ptrType:toType,ptr:dp})}}function attachFinalizer(handle){if("undefined"===typeof FinalizationRegistry){attachFinalizer=handle=>handle;return handle}finalizationRegistry=new FinalizationRegistry(info=>{releaseClassHandle(info.$$)});attachFinalizer=handle=>{var $$=handle.$$;var hasSmartPtr=!!$$.smartPtr;if(hasSmartPtr){var info={$$:$$};finalizationRegistry.register(handle,info,handle)}return handle};detachFinalizer=handle=>finalizationRegistry.unregister(handle);return attachFinalizer(handle)}function ClassHandle_clone(){if(!this.$$.ptr){throwInstanceAlreadyDeleted(this)}if(this.$$.preservePointerOnDelete){this.$$.count.value+=1;return this}else{var clone=attachFinalizer(Object.create(Object.getPrototypeOf(this),{$$:{value:shallowCopyInternalPointer(this.$$)}}));clone.$$.count.value+=1;clone.$$.deleteScheduled=false;return clone}}function ClassHandle_delete(){if(!this.$$.ptr){throwInstanceAlreadyDeleted(this)}if(this.$$.deleteScheduled&&!this.$$.preservePointerOnDelete){throwBindingError("Object already scheduled for deletion")}detachFinalizer(this);releaseClassHandle(this.$$);if(!this.$$.preservePointerOnDelete){this.$$.smartPtr=undefined;this.$$.ptr=undefined}}function ClassHandle_isDeleted(){return!this.$$.ptr}function ClassHandle_deleteLater(){if(!this.$$.ptr){throwInstanceAlreadyDeleted(this)}if(this.$$.deleteScheduled&&!this.$$.preservePointerOnDelete){throwBindingError("Object already scheduled for deletion")}deletionQueue.push(this);if(deletionQueue.length===1&&delayFunction){delayFunction(flushPendingDeletes)}this.$$.deleteScheduled=true;return this}function init_ClassHandle(){ClassHandle.prototype["isAliasOf"]=ClassHandle_isAliasOf;ClassHandle.prototype["clone"]=ClassHandle_clone;ClassHandle.prototype["delete"]=ClassHandle_delete;ClassHandle.prototype["isDeleted"]=ClassHandle_isDeleted;ClassHandle.prototype["deleteLater"]=ClassHandle_deleteLater}function ClassHandle(){}function ensureOverloadTable(proto,methodName,humanName){if(undefined===proto[methodName].overloadTable){var prevFunc=proto[methodName];proto[methodName]=function(){if(!proto[methodName].overloadTable.hasOwnProperty(arguments.length)){throwBindingError("Function '"+humanName+"' called with an invalid number of arguments ("+arguments.length+") - expects one of ("+proto[methodName].overloadTable+")!")}return proto[methodName].overloadTable[arguments.length].apply(this,arguments)};proto[methodName].overloadTable=[];proto[methodName].overloadTable[prevFunc.argCount]=prevFunc}}function exposePublicSymbol(name,value,numArguments){if(Module.hasOwnProperty(name)){if(undefined===numArguments||undefined!==Module[name].overloadTable&&undefined!==Module[name].overloadTable[numArguments]){throwBindingError("Cannot register public name '"+name+"' twice")}ensureOverloadTable(Module,name,name);if(Module.hasOwnProperty(numArguments)){throwBindingError("Cannot register multiple overloads of a function with the same number of arguments ("+numArguments+")!")}Module[name].overloadTable[numArguments]=value}else{Module[name]=value;if(undefined!==numArguments){Module[name].numArguments=numArguments}}}function RegisteredClass(name,constructor,instancePrototype,rawDestructor,baseClass,getActualType,upcast,downcast){this.name=name;this.constructor=constructor;this.instancePrototype=instancePrototype;this.rawDestructor=rawDestructor;this.baseClass=baseClass;this.getActualType=getActualType;this.upcast=upcast;this.downcast=downcast;this.pureVirtualFunctions=[]}function upcastPointer(ptr,ptrClass,desiredClass){while(ptrClass!==desiredClass){if(!ptrClass.upcast){throwBindingError("Expected null or instance of "+desiredClass.name+", got an instance of "+ptrClass.name)}ptr=ptrClass.upcast(ptr);ptrClass=ptrClass.baseClass}return ptr}function constNoSmartPtrRawPointerToWireType(destructors,handle){if(handle===null){if(this.isReference){throwBindingError("null is not a valid "+this.name)}return 0}if(!handle.$$){throwBindingError('Cannot pass "'+_embind_repr(handle)+'" as a '+this.name)}if(!handle.$$.ptr){throwBindingError("Cannot pass deleted object as a pointer of type "+this.name)}var handleClass=handle.$$.ptrType.registeredClass;var ptr=upcastPointer(handle.$$.ptr,handleClass,this.registeredClass);return ptr}function genericPointerToWireType(destructors,handle){var ptr;if(handle===null){if(this.isReference){throwBindingError("null is not a valid "+this.name)}if(this.isSmartPointer){ptr=this.rawConstructor();if(destructors!==null){destructors.push(this.rawDestructor,ptr)}return ptr}else{return 0}}if(!handle.$$){throwBindingError('Cannot pass "'+_embind_repr(handle)+'" as a '+this.name)}if(!handle.$$.ptr){throwBindingError("Cannot pass deleted object as a pointer of type "+this.name)}if(!this.isConst&&handle.$$.ptrType.isConst){throwBindingError("Cannot convert argument of type "+(handle.$$.smartPtrType?handle.$$.smartPtrType.name:handle.$$.ptrType.name)+" to parameter type "+this.name)}var handleClass=handle.$$.ptrType.registeredClass;ptr=upcastPointer(handle.$$.ptr,handleClass,this.registeredClass);if(this.isSmartPointer){if(undefined===handle.$$.smartPtr){throwBindingError("Passing raw pointer to smart pointer is illegal")}switch(this.sharingPolicy){case 0:if(handle.$$.smartPtrType===this){ptr=handle.$$.smartPtr}else{throwBindingError("Cannot convert argument of type "+(handle.$$.smartPtrType?handle.$$.smartPtrType.name:handle.$$.ptrType.name)+" to parameter type "+this.name)}break;case 1:ptr=handle.$$.smartPtr;break;case 2:if(handle.$$.smartPtrType===this){ptr=handle.$$.smartPtr}else{var clonedHandle=handle["clone"]();ptr=this.rawShare(ptr,Emval.toHandle(function(){clonedHandle["delete"]()}));if(destructors!==null){destructors.push(this.rawDestructor,ptr)}}break;default:throwBindingError("Unsupporting sharing policy")}}return ptr}function nonConstNoSmartPtrRawPointerToWireType(destructors,handle){if(handle===null){if(this.isReference){throwBindingError("null is not a valid "+this.name)}return 0}if(!handle.$$){throwBindingError('Cannot pass "'+_embind_repr(handle)+'" as a '+this.name)}if(!handle.$$.ptr){throwBindingError("Cannot pass deleted object as a pointer of type "+this.name)}if(handle.$$.ptrType.isConst){throwBindingError("Cannot convert argument of type "+handle.$$.ptrType.name+" to parameter type "+this.name)}var handleClass=handle.$$.ptrType.registeredClass;var ptr=upcastPointer(handle.$$.ptr,handleClass,this.registeredClass);return ptr}function simpleReadValueFromPointer(pointer){return this["fromWireType"](HEAPU32[pointer>>2])}function RegisteredPointer_getPointee(ptr){if(this.rawGetPointee){ptr=this.rawGetPointee(ptr)}return ptr}function RegisteredPointer_destructor(ptr){if(this.rawDestructor){this.rawDestructor(ptr)}}function RegisteredPointer_deleteObject(handle){if(handle!==null){handle["delete"]()}}function init_RegisteredPointer(){RegisteredPointer.prototype.getPointee=RegisteredPointer_getPointee;RegisteredPointer.prototype.destructor=RegisteredPointer_destructor;RegisteredPointer.prototype["argPackAdvance"]=8;RegisteredPointer.prototype["readValueFromPointer"]=simpleReadValueFromPointer;RegisteredPointer.prototype["deleteObject"]=RegisteredPointer_deleteObject;RegisteredPointer.prototype["fromWireType"]=RegisteredPointer_fromWireType}function RegisteredPointer(name,registeredClass,isReference,isConst,isSmartPointer,pointeeType,sharingPolicy,rawGetPointee,rawConstructor,rawShare,rawDestructor){this.name=name;this.registeredClass=registeredClass;this.isReference=isReference;this.isConst=isConst;this.isSmartPointer=isSmartPointer;this.pointeeType=pointeeType;this.sharingPolicy=sharingPolicy;this.rawGetPointee=rawGetPointee;this.rawConstructor=rawConstructor;this.rawShare=rawShare;this.rawDestructor=rawDestructor;if(!isSmartPointer&®isteredClass.baseClass===undefined){if(isConst){this["toWireType"]=constNoSmartPtrRawPointerToWireType;this.destructorFunction=null}else{this["toWireType"]=nonConstNoSmartPtrRawPointerToWireType;this.destructorFunction=null}}else{this["toWireType"]=genericPointerToWireType}}function replacePublicSymbol(name,value,numArguments){if(!Module.hasOwnProperty(name)){throwInternalError("Replacing nonexistant public symbol")}if(undefined!==Module[name].overloadTable&&undefined!==numArguments){Module[name].overloadTable[numArguments]=value}else{Module[name]=value;Module[name].argCount=numArguments}}function dynCallLegacy(sig,ptr,args){var f=Module["dynCall_"+sig];return args&&args.length?f.apply(null,[ptr].concat(args)):f.call(null,ptr)}function dynCall(sig,ptr,args){if(sig.includes("j")){return dynCallLegacy(sig,ptr,args)}return getWasmTableEntry(ptr).apply(null,args)}function getDynCaller(sig,ptr){var argCache=[];return function(){argCache.length=0;Object.assign(argCache,arguments);return dynCall(sig,ptr,argCache)}}function embind__requireFunction(signature,rawFunction){signature=readLatin1String(signature);function makeDynCaller(){if(signature.includes("j")){return getDynCaller(signature,rawFunction)}return getWasmTableEntry(rawFunction)}var fp=makeDynCaller();if(typeof fp!="function"){throwBindingError("unknown function pointer with signature "+signature+": "+rawFunction)}return fp}var UnboundTypeError=undefined;function getTypeName(type){var ptr=___getTypeName(type);var rv=readLatin1String(ptr);_free(ptr);return rv}function throwUnboundTypeError(message,types){var unboundTypes=[];var seen={};function visit(type){if(seen[type]){return}if(registeredTypes[type]){return}if(typeDependencies[type]){typeDependencies[type].forEach(visit);return}unboundTypes.push(type);seen[type]=true}types.forEach(visit);throw new UnboundTypeError(message+": "+unboundTypes.map(getTypeName).join([", "]))}function __embind_register_class(rawType,rawPointerType,rawConstPointerType,baseClassRawType,getActualTypeSignature,getActualType,upcastSignature,upcast,downcastSignature,downcast,name,destructorSignature,rawDestructor){name=readLatin1String(name);getActualType=embind__requireFunction(getActualTypeSignature,getActualType);if(upcast){upcast=embind__requireFunction(upcastSignature,upcast)}if(downcast){downcast=embind__requireFunction(downcastSignature,downcast)}rawDestructor=embind__requireFunction(destructorSignature,rawDestructor);var legalFunctionName=makeLegalFunctionName(name);exposePublicSymbol(legalFunctionName,function(){throwUnboundTypeError("Cannot construct "+name+" due to unbound types",[baseClassRawType])});whenDependentTypesAreResolved([rawType,rawPointerType,rawConstPointerType],baseClassRawType?[baseClassRawType]:[],function(base){base=base[0];var baseClass;var basePrototype;if(baseClassRawType){baseClass=base.registeredClass;basePrototype=baseClass.instancePrototype}else{basePrototype=ClassHandle.prototype}var constructor=createNamedFunction(legalFunctionName,function(){if(Object.getPrototypeOf(this)!==instancePrototype){throw new BindingError("Use 'new' to construct "+name)}if(undefined===registeredClass.constructor_body){throw new BindingError(name+" has no accessible constructor")}var body=registeredClass.constructor_body[arguments.length];if(undefined===body){throw new BindingError("Tried to invoke ctor of "+name+" with invalid number of parameters ("+arguments.length+") - expected ("+Object.keys(registeredClass.constructor_body).toString()+") parameters instead!")}return body.apply(this,arguments)});var instancePrototype=Object.create(basePrototype,{constructor:{value:constructor}});constructor.prototype=instancePrototype;var registeredClass=new RegisteredClass(name,constructor,instancePrototype,rawDestructor,baseClass,getActualType,upcast,downcast);var referenceConverter=new RegisteredPointer(name,registeredClass,true,false,false);var pointerConverter=new RegisteredPointer(name+"*",registeredClass,false,false,false);var constPointerConverter=new RegisteredPointer(name+" const*",registeredClass,false,true,false);registeredPointers[rawType]={pointerType:pointerConverter,constPointerType:constPointerConverter};replacePublicSymbol(legalFunctionName,constructor);return[referenceConverter,pointerConverter,constPointerConverter]})}function heap32VectorToArray(count,firstElement){var array=[];for(var i=0;i>2)+i])}return array}function runDestructors(destructors){while(destructors.length){var ptr=destructors.pop();var del=destructors.pop();del(ptr)}}function __embind_register_class_constructor(rawClassType,argCount,rawArgTypesAddr,invokerSignature,invoker,rawConstructor){assert(argCount>0);var rawArgTypes=heap32VectorToArray(argCount,rawArgTypesAddr);invoker=embind__requireFunction(invokerSignature,invoker);whenDependentTypesAreResolved([],[rawClassType],function(classType){classType=classType[0];var humanName="constructor "+classType.name;if(undefined===classType.registeredClass.constructor_body){classType.registeredClass.constructor_body=[]}if(undefined!==classType.registeredClass.constructor_body[argCount-1]){throw new BindingError("Cannot register multiple constructors with identical number of parameters ("+(argCount-1)+") for class '"+classType.name+"'! Overload resolution is currently only performed using the parameter count, not actual type info!")}classType.registeredClass.constructor_body[argCount-1]=()=>{throwUnboundTypeError("Cannot construct "+classType.name+" due to unbound types",rawArgTypes)};whenDependentTypesAreResolved([],rawArgTypes,function(argTypes){argTypes.splice(1,0,null);classType.registeredClass.constructor_body[argCount-1]=craftInvokerFunction(humanName,argTypes,null,invoker,rawConstructor);return[]});return[]})}function new_(constructor,argumentList){if(!(constructor instanceof Function)){throw new TypeError("new_ called with constructor type "+typeof constructor+" which is not a function")}var dummy=createNamedFunction(constructor.name||"unknownFunctionName",function(){});dummy.prototype=constructor.prototype;var obj=new dummy;var r=constructor.apply(obj,argumentList);return r instanceof Object?r:obj}function craftInvokerFunction(humanName,argTypes,classType,cppInvokerFunc,cppTargetFunc){var argCount=argTypes.length;if(argCount<2){throwBindingError("argTypes array size mismatch! Must at least get return value and 'this' types!")}var isClassMethodFunc=argTypes[1]!==null&&classType!==null;var needsDestructorStack=false;for(var i=1;i0?", ":"")+argsListWired}invokerFnBody+=(returns?"var rv = ":"")+"invoker(fn"+(argsListWired.length>0?", ":"")+argsListWired+");\n";if(needsDestructorStack){invokerFnBody+="runDestructors(destructors);\n"}else{for(var i=isClassMethodFunc?1:2;i4&&0===--emval_handle_array[handle].refcount){emval_handle_array[handle]=undefined;emval_free_list.push(handle)}}function count_emval_handles(){var count=0;for(var i=5;i{if(!handle){throwBindingError("Cannot use deleted val. handle = "+handle)}return emval_handle_array[handle].value},toHandle:value=>{switch(value){case undefined:return 1;case null:return 2;case true:return 3;case false:return 4;default:{var handle=emval_free_list.length?emval_free_list.pop():emval_handle_array.length;emval_handle_array[handle]={refcount:1,value:value};return handle}}}};function __embind_register_emval(rawType,name){name=readLatin1String(name);registerType(rawType,{name:name,"fromWireType":function(handle){var rv=Emval.toValue(handle);__emval_decref(handle);return rv},"toWireType":function(destructors,value){return Emval.toHandle(value)},"argPackAdvance":8,"readValueFromPointer":simpleReadValueFromPointer,destructorFunction:null})}function _embind_repr(v){if(v===null){return"null"}var t=typeof v;if(t==="object"||t==="array"||t==="function"){return v.toString()}else{return""+v}}function floatReadValueFromPointer(name,shift){switch(shift){case 2:return function(pointer){return this["fromWireType"](HEAPF32[pointer>>2])};case 3:return function(pointer){return this["fromWireType"](HEAPF64[pointer>>3])};default:throw new TypeError("Unknown float type: "+name)}}function __embind_register_float(rawType,name,size){var shift=getShiftFromSize(size);name=readLatin1String(name);registerType(rawType,{name:name,"fromWireType":function(value){return value},"toWireType":function(destructors,value){return value},"argPackAdvance":8,"readValueFromPointer":floatReadValueFromPointer(name,shift),destructorFunction:null})}function __embind_register_function(name,argCount,rawArgTypesAddr,signature,rawInvoker,fn){var argTypes=heap32VectorToArray(argCount,rawArgTypesAddr);name=readLatin1String(name);rawInvoker=embind__requireFunction(signature,rawInvoker);exposePublicSymbol(name,function(){throwUnboundTypeError("Cannot call "+name+" due to unbound types",argTypes)},argCount-1);whenDependentTypesAreResolved([],argTypes,function(argTypes){var invokerArgsArray=[argTypes[0],null].concat(argTypes.slice(1));replacePublicSymbol(name,craftInvokerFunction(name,invokerArgsArray,null,rawInvoker,fn),argCount-1);return[]})}function integerReadValueFromPointer(name,shift,signed){switch(shift){case 0:return signed?function readS8FromPointer(pointer){return HEAP8[pointer]}:function readU8FromPointer(pointer){return HEAPU8[pointer]};case 1:return signed?function readS16FromPointer(pointer){return HEAP16[pointer>>1]}:function readU16FromPointer(pointer){return HEAPU16[pointer>>1]};case 2:return signed?function readS32FromPointer(pointer){return HEAP32[pointer>>2]}:function readU32FromPointer(pointer){return HEAPU32[pointer>>2]};default:throw new TypeError("Unknown integer type: "+name)}}function __embind_register_integer(primitiveType,name,size,minRange,maxRange){name=readLatin1String(name);if(maxRange===-1){maxRange=4294967295}var shift=getShiftFromSize(size);var fromWireType=value=>value;if(minRange===0){var bitshift=32-8*size;fromWireType=value=>value<>>bitshift}var isUnsignedType=name.includes("unsigned");var checkAssertions=(value,toTypeName)=>{};var toWireType;if(isUnsignedType){toWireType=function(destructors,value){checkAssertions(value,this.name);return value>>>0}}else{toWireType=function(destructors,value){checkAssertions(value,this.name);return value}}registerType(primitiveType,{name:name,"fromWireType":fromWireType,"toWireType":toWireType,"argPackAdvance":8,"readValueFromPointer":integerReadValueFromPointer(name,shift,minRange!==0),destructorFunction:null})}function __embind_register_memory_view(rawType,dataTypeIndex,name){var typeMapping=[Int8Array,Uint8Array,Int16Array,Uint16Array,Int32Array,Uint32Array,Float32Array,Float64Array];var TA=typeMapping[dataTypeIndex];function decodeMemoryView(handle){handle=handle>>2;var heap=HEAPU32;var size=heap[handle];var data=heap[handle+1];return new TA(buffer,data,size)}name=readLatin1String(name);registerType(rawType,{name:name,"fromWireType":decodeMemoryView,"argPackAdvance":8,"readValueFromPointer":decodeMemoryView},{ignoreDuplicateRegistrations:true})}function __embind_register_std_string(rawType,name){name=readLatin1String(name);var stdStringIsUTF8=name==="std::string";registerType(rawType,{name:name,"fromWireType":function(value){var length=HEAPU32[value>>2];var str;if(stdStringIsUTF8){var decodeStartPtr=value+4;for(var i=0;i<=length;++i){var currentBytePtr=value+4+i;if(i==length||HEAPU8[currentBytePtr]==0){var maxRead=currentBytePtr-decodeStartPtr;var stringSegment=UTF8ToString(decodeStartPtr,maxRead);if(str===undefined){str=stringSegment}else{str+=String.fromCharCode(0);str+=stringSegment}decodeStartPtr=currentBytePtr+1}}}else{var a=new Array(length);for(var i=0;ilengthBytesUTF8(value)}else{getLength=()=>value.length}var length=getLength();var ptr=_malloc(4+length+1);HEAPU32[ptr>>2]=length;if(stdStringIsUTF8&&valueIsOfTypeString){stringToUTF8(value,ptr+4,length+1)}else{if(valueIsOfTypeString){for(var i=0;i255){_free(ptr);throwBindingError("String has UTF-16 code units that do not fit in 8 bits")}HEAPU8[ptr+4+i]=charCode}}else{for(var i=0;iHEAPU16;shift=1}else if(charSize===4){decodeString=UTF32ToString;encodeString=stringToUTF32;lengthBytesUTF=lengthBytesUTF32;getHeap=()=>HEAPU32;shift=2}registerType(rawType,{name:name,"fromWireType":function(value){var length=HEAPU32[value>>2];var HEAP=getHeap();var str;var decodeStartPtr=value+4;for(var i=0;i<=length;++i){var currentBytePtr=value+4+i*charSize;if(i==length||HEAP[currentBytePtr>>shift]==0){var maxReadBytes=currentBytePtr-decodeStartPtr;var stringSegment=decodeString(decodeStartPtr,maxReadBytes);if(str===undefined){str=stringSegment}else{str+=String.fromCharCode(0);str+=stringSegment}decodeStartPtr=currentBytePtr+charSize}}_free(value);return str},"toWireType":function(destructors,value){if(!(typeof value=="string")){throwBindingError("Cannot pass non-string to C++ string type "+name)}var length=lengthBytesUTF(value);var ptr=_malloc(4+length+charSize);HEAPU32[ptr>>2]=length>>shift;encodeString(value,ptr+4,length+charSize);if(destructors!==null){destructors.push(_free,ptr)}return ptr},"argPackAdvance":8,"readValueFromPointer":simpleReadValueFromPointer,destructorFunction:function(ptr){_free(ptr)}})}function __embind_register_void(rawType,name){name=readLatin1String(name);registerType(rawType,{isVoid:true,name:name,"argPackAdvance":0,"fromWireType":function(){return undefined},"toWireType":function(destructors,o){return undefined}})}function __emval_incref(handle){if(handle>4){emval_handle_array[handle].refcount+=1}}function requireRegisteredType(rawType,humanName){var impl=registeredTypes[rawType];if(undefined===impl){throwBindingError(humanName+" has unknown type "+getTypeName(rawType))}return impl}function __emval_take_value(type,argv){type=requireRegisteredType(type,"_emval_take_value");var v=type["readValueFromPointer"](argv);return Emval.toHandle(v)}function __mmap_js(len,prot,flags,fd,off,allocated){try{var stream=FS.getStream(fd);if(!stream)return-8;var res=FS.mmap(stream,len,off,prot,flags);var ptr=res.ptr;HEAP32[allocated>>2]=res.allocated;return ptr}catch(e){if(typeof FS=="undefined"||!(e instanceof FS.ErrnoError))throw e;return-e.errno}}function __munmap_js(addr,len,prot,flags,fd,offset){try{var stream=FS.getStream(fd);if(stream){if(prot&2){SYSCALLS.doMsync(addr,stream,len,flags,offset)}FS.munmap(stream)}}catch(e){if(typeof FS=="undefined"||!(e instanceof FS.ErrnoError))throw e;return-e.errno}}function _abort(){abort("")}function _emscripten_memcpy_big(dest,src,num){HEAPU8.copyWithin(dest,src,src+num)}function getHeapMax(){return 2147483648}function emscripten_realloc_buffer(size){try{wasmMemory.grow(size-buffer.byteLength+65535>>>16);updateGlobalBufferAndViews(wasmMemory.buffer);return 1}catch(e){}}function _emscripten_resize_heap(requestedSize){var oldSize=HEAPU8.length;requestedSize=requestedSize>>>0;var maxHeapSize=getHeapMax();if(requestedSize>maxHeapSize){return false}let alignUp=(x,multiple)=>x+(multiple-x%multiple)%multiple;for(var cutDown=1;cutDown<=4;cutDown*=2){var overGrownHeapSize=oldSize*(1+.2/cutDown);overGrownHeapSize=Math.min(overGrownHeapSize,requestedSize+100663296);var newSize=Math.min(maxHeapSize,alignUp(Math.max(requestedSize,overGrownHeapSize),65536));var replacement=emscripten_realloc_buffer(newSize);if(replacement){return true}}return false}var ENV={};function getExecutableName(){return thisProgram||"./this.program"}function getEnvStrings(){if(!getEnvStrings.strings){var lang=(typeof navigator=="object"&&navigator.languages&&navigator.languages[0]||"C").replace("-","_")+".UTF-8";var env={"USER":"web_user","LOGNAME":"web_user","PATH":"/","PWD":"/","HOME":"/home/web_user","LANG":lang,"_":getExecutableName()};for(var x in ENV){if(ENV[x]===undefined)delete env[x];else env[x]=ENV[x]}var strings=[];for(var x in env){strings.push(x+"="+env[x])}getEnvStrings.strings=strings}return getEnvStrings.strings}function _environ_get(__environ,environ_buf){var bufSize=0;getEnvStrings().forEach(function(string,i){var ptr=environ_buf+bufSize;HEAPU32[__environ+i*4>>2]=ptr;writeAsciiToMemory(string,ptr);bufSize+=string.length+1});return 0}function _environ_sizes_get(penviron_count,penviron_buf_size){var strings=getEnvStrings();HEAPU32[penviron_count>>2]=strings.length;var bufSize=0;strings.forEach(function(string){bufSize+=string.length+1});HEAPU32[penviron_buf_size>>2]=bufSize;return 0}function _fd_close(fd){try{var stream=SYSCALLS.getStreamFromFD(fd);FS.close(stream);return 0}catch(e){if(typeof FS=="undefined"||!(e instanceof FS.ErrnoError))throw e;return e.errno}}function doReadv(stream,iov,iovcnt,offset){var ret=0;for(var i=0;i>2];var len=HEAPU32[iov+4>>2];iov+=8;var curr=FS.read(stream,HEAP8,ptr,len,offset);if(curr<0)return-1;ret+=curr;if(curr>>0<4194305-!!lo?(lo>>>0)+hi*4294967296:NaN}function _fd_pread(fd,iov,iovcnt,offset_low,offset_high,pnum){try{var offset=convertI32PairToI53Checked(offset_low,offset_high);if(isNaN(offset))return 61;var stream=SYSCALLS.getStreamFromFD(fd);var num=doReadv(stream,iov,iovcnt,offset);HEAP32[pnum>>2]=num;return 0}catch(e){if(typeof FS=="undefined"||!(e instanceof FS.ErrnoError))throw e;return e.errno}}function doWritev(stream,iov,iovcnt,offset){var ret=0;for(var i=0;i>2];var len=HEAPU32[iov+4>>2];iov+=8;var curr=FS.write(stream,HEAP8,ptr,len,offset);if(curr<0)return-1;ret+=curr}return ret}function _fd_pwrite(fd,iov,iovcnt,offset_low,offset_high,pnum){try{var offset=convertI32PairToI53Checked(offset_low,offset_high);if(isNaN(offset))return 61;var stream=SYSCALLS.getStreamFromFD(fd);var num=doWritev(stream,iov,iovcnt,offset);HEAP32[pnum>>2]=num;return 0}catch(e){if(typeof FS=="undefined"||!(e instanceof FS.ErrnoError))throw e;return e.errno}}function _fd_read(fd,iov,iovcnt,pnum){try{var stream=SYSCALLS.getStreamFromFD(fd);var num=doReadv(stream,iov,iovcnt);HEAP32[pnum>>2]=num;return 0}catch(e){if(typeof FS=="undefined"||!(e instanceof FS.ErrnoError))throw e;return e.errno}}function _fd_seek(fd,offset_low,offset_high,whence,newOffset){try{var offset=convertI32PairToI53Checked(offset_low,offset_high);if(isNaN(offset))return 61;var stream=SYSCALLS.getStreamFromFD(fd);FS.llseek(stream,offset,whence);tempI64=[stream.position>>>0,(tempDouble=stream.position,+Math.abs(tempDouble)>=1?tempDouble>0?(Math.min(+Math.floor(tempDouble/4294967296),4294967295)|0)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[newOffset>>2]=tempI64[0],HEAP32[newOffset+4>>2]=tempI64[1];if(stream.getdents&&offset===0&&whence===0)stream.getdents=null;return 0}catch(e){if(typeof FS=="undefined"||!(e instanceof FS.ErrnoError))throw e;return e.errno}}function _fd_write(fd,iov,iovcnt,pnum){try{var stream=SYSCALLS.getStreamFromFD(fd);var num=doWritev(stream,iov,iovcnt);HEAPU32[pnum>>2]=num;return 0}catch(e){if(typeof FS=="undefined"||!(e instanceof FS.ErrnoError))throw e;return e.errno}}function _setTempRet0(val){setTempRet0(val)}function __isLeapYear(year){return year%4===0&&(year%100!==0||year%400===0)}function __arraySum(array,index){var sum=0;for(var i=0;i<=index;sum+=array[i++]){}return sum}var __MONTH_DAYS_LEAP=[31,29,31,30,31,30,31,31,30,31,30,31];var __MONTH_DAYS_REGULAR=[31,28,31,30,31,30,31,31,30,31,30,31];function __addDays(date,days){var newDate=new Date(date.getTime());while(days>0){var leap=__isLeapYear(newDate.getFullYear());var currentMonth=newDate.getMonth();var daysInCurrentMonth=(leap?__MONTH_DAYS_LEAP:__MONTH_DAYS_REGULAR)[currentMonth];if(days>daysInCurrentMonth-newDate.getDate()){days-=daysInCurrentMonth-newDate.getDate()+1;newDate.setDate(1);if(currentMonth<11){newDate.setMonth(currentMonth+1)}else{newDate.setMonth(0);newDate.setFullYear(newDate.getFullYear()+1)}}else{newDate.setDate(newDate.getDate()+days);return newDate}}return newDate}function _strftime(s,maxsize,format,tm){var tm_zone=HEAP32[tm+40>>2];var date={tm_sec:HEAP32[tm>>2],tm_min:HEAP32[tm+4>>2],tm_hour:HEAP32[tm+8>>2],tm_mday:HEAP32[tm+12>>2],tm_mon:HEAP32[tm+16>>2],tm_year:HEAP32[tm+20>>2],tm_wday:HEAP32[tm+24>>2],tm_yday:HEAP32[tm+28>>2],tm_isdst:HEAP32[tm+32>>2],tm_gmtoff:HEAP32[tm+36>>2],tm_zone:tm_zone?UTF8ToString(tm_zone):""};var pattern=UTF8ToString(format);var EXPANSION_RULES_1={"%c":"%a %b %d %H:%M:%S %Y","%D":"%m/%d/%y","%F":"%Y-%m-%d","%h":"%b","%r":"%I:%M:%S %p","%R":"%H:%M","%T":"%H:%M:%S","%x":"%m/%d/%y","%X":"%H:%M:%S","%Ec":"%c","%EC":"%C","%Ex":"%m/%d/%y","%EX":"%H:%M:%S","%Ey":"%y","%EY":"%Y","%Od":"%d","%Oe":"%e","%OH":"%H","%OI":"%I","%Om":"%m","%OM":"%M","%OS":"%S","%Ou":"%u","%OU":"%U","%OV":"%V","%Ow":"%w","%OW":"%W","%Oy":"%y"};for(var rule in EXPANSION_RULES_1){pattern=pattern.replace(new RegExp(rule,"g"),EXPANSION_RULES_1[rule])}var WEEKDAYS=["Sunday","Monday","Tuesday","Wednesday","Thursday","Friday","Saturday"];var MONTHS=["January","February","March","April","May","June","July","August","September","October","November","December"];function leadingSomething(value,digits,character){var str=typeof value=="number"?value.toString():value||"";while(str.length0?1:0}var compare;if((compare=sgn(date1.getFullYear()-date2.getFullYear()))===0){if((compare=sgn(date1.getMonth()-date2.getMonth()))===0){compare=sgn(date1.getDate()-date2.getDate())}}return compare}function getFirstWeekStartDate(janFourth){switch(janFourth.getDay()){case 0:return new Date(janFourth.getFullYear()-1,11,29);case 1:return janFourth;case 2:return new Date(janFourth.getFullYear(),0,3);case 3:return new Date(janFourth.getFullYear(),0,2);case 4:return new Date(janFourth.getFullYear(),0,1);case 5:return new Date(janFourth.getFullYear()-1,11,31);case 6:return new Date(janFourth.getFullYear()-1,11,30)}}function getWeekBasedYear(date){var thisDate=__addDays(new Date(date.tm_year+1900,0,1),date.tm_yday);var janFourthThisYear=new Date(thisDate.getFullYear(),0,4);var janFourthNextYear=new Date(thisDate.getFullYear()+1,0,4);var firstWeekStartThisYear=getFirstWeekStartDate(janFourthThisYear);var firstWeekStartNextYear=getFirstWeekStartDate(janFourthNextYear);if(compareByDay(firstWeekStartThisYear,thisDate)<=0){if(compareByDay(firstWeekStartNextYear,thisDate)<=0){return thisDate.getFullYear()+1}else{return thisDate.getFullYear()}}else{return thisDate.getFullYear()-1}}var EXPANSION_RULES_2={"%a":function(date){return WEEKDAYS[date.tm_wday].substring(0,3)},"%A":function(date){return WEEKDAYS[date.tm_wday]},"%b":function(date){return MONTHS[date.tm_mon].substring(0,3)},"%B":function(date){return MONTHS[date.tm_mon]},"%C":function(date){var year=date.tm_year+1900;return leadingNulls(year/100|0,2)},"%d":function(date){return leadingNulls(date.tm_mday,2)},"%e":function(date){return leadingSomething(date.tm_mday,2," ")},"%g":function(date){return getWeekBasedYear(date).toString().substring(2)},"%G":function(date){return getWeekBasedYear(date)},"%H":function(date){return leadingNulls(date.tm_hour,2)},"%I":function(date){var twelveHour=date.tm_hour;if(twelveHour==0)twelveHour=12;else if(twelveHour>12)twelveHour-=12;return leadingNulls(twelveHour,2)},"%j":function(date){return leadingNulls(date.tm_mday+__arraySum(__isLeapYear(date.tm_year+1900)?__MONTH_DAYS_LEAP:__MONTH_DAYS_REGULAR,date.tm_mon-1),3)},"%m":function(date){return leadingNulls(date.tm_mon+1,2)},"%M":function(date){return leadingNulls(date.tm_min,2)},"%n":function(){return"\n"},"%p":function(date){if(date.tm_hour>=0&&date.tm_hour<12){return"AM"}else{return"PM"}},"%S":function(date){return leadingNulls(date.tm_sec,2)},"%t":function(){return"\t"},"%u":function(date){return date.tm_wday||7},"%U":function(date){var days=date.tm_yday+7-date.tm_wday;return leadingNulls(Math.floor(days/7),2)},"%V":function(date){var val=Math.floor((date.tm_yday+7-(date.tm_wday+6)%7)/7);if((date.tm_wday+371-date.tm_yday-2)%7<=2){val++}if(!val){val=52;var dec31=(date.tm_wday+7-date.tm_yday-1)%7;if(dec31==4||dec31==5&&__isLeapYear(date.tm_year%400-1)){val++}}else if(val==53){var jan1=(date.tm_wday+371-date.tm_yday)%7;if(jan1!=4&&(jan1!=3||!__isLeapYear(date.tm_year)))val=1}return leadingNulls(val,2)},"%w":function(date){return date.tm_wday},"%W":function(date){var days=date.tm_yday+7-(date.tm_wday+6)%7;return leadingNulls(Math.floor(days/7),2)},"%y":function(date){return(date.tm_year+1900).toString().substring(2)},"%Y":function(date){return date.tm_year+1900},"%z":function(date){var off=date.tm_gmtoff;var ahead=off>=0;off=Math.abs(off)/60;off=off/60*100+off%60;return(ahead?"+":"-")+String("0000"+off).slice(-4)},"%Z":function(date){return date.tm_zone},"%%":function(){return"%"}};pattern=pattern.replace(/%%/g,"\0\0");for(var rule in EXPANSION_RULES_2){if(pattern.includes(rule)){pattern=pattern.replace(new RegExp(rule,"g"),EXPANSION_RULES_2[rule](date))}}pattern=pattern.replace(/\0\0/g,"%");var bytes=intArrayFromString(pattern,false);if(bytes.length>maxsize){return 0}writeArrayToMemory(bytes,s);return bytes.length-1}function _strftime_l(s,maxsize,format,tm){return _strftime(s,maxsize,format,tm)}var FSNode=function(parent,name,mode,rdev){if(!parent){parent=this}this.parent=parent;this.mount=parent.mount;this.mounted=null;this.id=FS.nextInode++;this.name=name;this.mode=mode;this.node_ops={};this.stream_ops={};this.rdev=rdev};var readMode=292|73;var writeMode=146;Object.defineProperties(FSNode.prototype,{read:{get:function(){return(this.mode&readMode)===readMode},set:function(val){val?this.mode|=readMode:this.mode&=~readMode}},write:{get:function(){return(this.mode&writeMode)===writeMode},set:function(val){val?this.mode|=writeMode:this.mode&=~writeMode}},isFolder:{get:function(){return FS.isDir(this.mode)}},isDevice:{get:function(){return FS.isChrdev(this.mode)}}});FS.FSNode=FSNode;FS.staticInit();embind_init_charCodes();BindingError=Module["BindingError"]=extendError(Error,"BindingError");InternalError=Module["InternalError"]=extendError(Error,"InternalError");init_ClassHandle();init_embind();init_RegisteredPointer();UnboundTypeError=Module["UnboundTypeError"]=extendError(Error,"UnboundTypeError");init_emval();function intArrayFromString(stringy,dontAddNull,length){var len=length>0?length:lengthBytesUTF8(stringy)+1;var u8array=new Array(len);var numBytesWritten=stringToUTF8Array(stringy,u8array,0,u8array.length);if(dontAddNull)u8array.length=numBytesWritten;return u8array}var asmLibraryArg={"g":___assert_fail,"D":___call_sighandler,"a":___cxa_allocate_exception,"b":___cxa_throw,"x":___syscall_fadvise64,"f":___syscall_fcntl64,"K":___syscall_fstat64,"H":___syscall_lstat64,"I":___syscall_newfstatat,"E":___syscall_openat,"J":___syscall_stat64,"C":___syscall_unlinkat,"z":__embind_register_bigint,"P":__embind_register_bool,"i":__embind_register_class,"s":__embind_register_class_constructor,"c":__embind_register_class_function,"O":__embind_register_emval,"u":__embind_register_float,"j":__embind_register_function,"e":__embind_register_integer,"d":__embind_register_memory_view,"t":__embind_register_std_string,"n":__embind_register_std_wstring,"Q":__embind_register_void,"o":__emval_decref,"p":__emval_incref,"k":__emval_take_value,"F":__mmap_js,"G":__munmap_js,"h":_abort,"N":_emscripten_memcpy_big,"B":_emscripten_resize_heap,"L":_environ_get,"M":_environ_sizes_get,"m":_fd_close,"w":_fd_pread,"v":_fd_pwrite,"r":_fd_read,"y":_fd_seek,"l":_fd_write,"q":_setTempRet0,"A":_strftime_l};var asm=createWasm();var ___wasm_call_ctors=Module["___wasm_call_ctors"]=function(){return(___wasm_call_ctors=Module["___wasm_call_ctors"]=Module["asm"]["S"]).apply(null,arguments)};var _main=Module["_main"]=function(){return(_main=Module["_main"]=Module["asm"]["T"]).apply(null,arguments)};var _malloc=Module["_malloc"]=function(){return(_malloc=Module["_malloc"]=Module["asm"]["U"]).apply(null,arguments)};var ___errno_location=Module["___errno_location"]=function(){return(___errno_location=Module["___errno_location"]=Module["asm"]["W"]).apply(null,arguments)};var _free=Module["_free"]=function(){return(_free=Module["_free"]=Module["asm"]["X"]).apply(null,arguments)};var ___getTypeName=Module["___getTypeName"]=function(){return(___getTypeName=Module["___getTypeName"]=Module["asm"]["Y"]).apply(null,arguments)};var ___embind_register_native_and_builtin_types=Module["___embind_register_native_and_builtin_types"]=function(){return(___embind_register_native_and_builtin_types=Module["___embind_register_native_and_builtin_types"]=Module["asm"]["Z"]).apply(null,arguments)};var _emscripten_builtin_memalign=Module["_emscripten_builtin_memalign"]=function(){return(_emscripten_builtin_memalign=Module["_emscripten_builtin_memalign"]=Module["asm"]["_"]).apply(null,arguments)};var stackAlloc=Module["stackAlloc"]=function(){return(stackAlloc=Module["stackAlloc"]=Module["asm"]["$"]).apply(null,arguments)};var ___cxa_is_pointer_type=Module["___cxa_is_pointer_type"]=function(){return(___cxa_is_pointer_type=Module["___cxa_is_pointer_type"]=Module["asm"]["aa"]).apply(null,arguments)};var dynCall_ji=Module["dynCall_ji"]=function(){return(dynCall_ji=Module["dynCall_ji"]=Module["asm"]["ba"]).apply(null,arguments)};var dynCall_viijj=Module["dynCall_viijj"]=function(){return(dynCall_viijj=Module["dynCall_viijj"]=Module["asm"]["ca"]).apply(null,arguments)};var dynCall_iij=Module["dynCall_iij"]=function(){return(dynCall_iij=Module["dynCall_iij"]=Module["asm"]["da"]).apply(null,arguments)};var dynCall_iijj=Module["dynCall_iijj"]=function(){return(dynCall_iijj=Module["dynCall_iijj"]=Module["asm"]["ea"]).apply(null,arguments)};var dynCall_viij=Module["dynCall_viij"]=function(){return(dynCall_viij=Module["dynCall_viij"]=Module["asm"]["fa"]).apply(null,arguments)};var dynCall_ij=Module["dynCall_ij"]=function(){return(dynCall_ij=Module["dynCall_ij"]=Module["asm"]["ga"]).apply(null,arguments)};var dynCall_iiiji=Module["dynCall_iiiji"]=function(){return(dynCall_iiiji=Module["dynCall_iiiji"]=Module["asm"]["ha"]).apply(null,arguments)};var dynCall_iiiij=Module["dynCall_iiiij"]=function(){return(dynCall_iiiij=Module["dynCall_iiiij"]=Module["asm"]["ia"]).apply(null,arguments)};var dynCall_vij=Module["dynCall_vij"]=function(){return(dynCall_vij=Module["dynCall_vij"]=Module["asm"]["ja"]).apply(null,arguments)};var dynCall_jiji=Module["dynCall_jiji"]=function(){return(dynCall_jiji=Module["dynCall_jiji"]=Module["asm"]["ka"]).apply(null,arguments)};var dynCall_viijii=Module["dynCall_viijii"]=function(){return(dynCall_viijii=Module["dynCall_viijii"]=Module["asm"]["la"]).apply(null,arguments)};var dynCall_iiiiij=Module["dynCall_iiiiij"]=function(){return(dynCall_iiiiij=Module["dynCall_iiiiij"]=Module["asm"]["ma"]).apply(null,arguments)};var dynCall_iiiiijj=Module["dynCall_iiiiijj"]=function(){return(dynCall_iiiiijj=Module["dynCall_iiiiijj"]=Module["asm"]["na"]).apply(null,arguments)};var dynCall_iiiiiijj=Module["dynCall_iiiiiijj"]=function(){return(dynCall_iiiiiijj=Module["dynCall_iiiiiijj"]=Module["asm"]["oa"]).apply(null,arguments)};Module["print"]=out;Module["printErr"]=err;Module["ALLOC_NORMAL"]=ALLOC_NORMAL;Module["ALLOC_STACK"]=ALLOC_STACK;var calledRun;function ExitStatus(status){this.name="ExitStatus";this.message="Program terminated with exit("+status+")";this.status=status}var calledMain=false;dependenciesFulfilled=function runCaller(){if(!calledRun)run();if(!calledRun)dependenciesFulfilled=runCaller};function callMain(args){var entryFunction=Module["_main"];args=args||[];args.unshift(thisProgram);var argc=args.length;var argv=stackAlloc((argc+1)*4);var argv_ptr=argv>>2;args.forEach(arg=>{HEAP32[argv_ptr++]=allocateUTF8OnStack(arg)});HEAP32[argv_ptr]=0;try{var ret=entryFunction(argc,argv);exit(ret,true);return ret}catch(e){return handleException(e)}finally{calledMain=true}}function run(args){args=args||arguments_;if(runDependencies>0){return}preRun();if(runDependencies>0){return}function 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Module!="undefined"?Module:{};self.addEventListener("message",function(e){var action=e.data.action;var path=e.data.path;var outgoingMessagePort=e.ports[0];console.debug("WebWorker called with action="+action);if(action==="getEntryByPath"){var follow=e.data.follow;var entry=Module[action](path);if(entry){var item={};if(follow||!entry.isRedirect()){item=entry.getItem(follow);var blob=item.getData();var content=blob.getContent();var contentArray=new Uint8Array(content);outgoingMessagePort.postMessage({content:contentArray,mimetype:item.getMimetype(),isRedirect:entry.isRedirect()})}else{outgoingMessagePort.postMessage({content:new Uint8Array,isRedirect:true,redirectPath:entry.getRedirectEntry().getPath()})}}else{outgoingMessagePort.postMessage({content:new Uint8Array,mimetype:"unknown",isRedirect:false})}}else if(action==="search"){var text=e.data.text;var numResults=e.data.numResults||50;var entries=Module[action](text,numResults);console.debug("Found nb results = "+entries.size(),entries);var serializedEntries=[];for(var i=0;i0){var callback=callbacks.shift();if(typeof callback=="function"){callback(Module);continue}var func=callback.func;if(typeof func=="number"){if(callback.arg===undefined){getWasmTableEntry(func)()}else{getWasmTableEntry(func)(callback.arg)}}else{func(callback.arg===undefined?null:callback.arg)}}}var wasmTableMirror=[];function getWasmTableEntry(funcPtr){var func=wasmTableMirror[funcPtr];if(!func){if(funcPtr>=wasmTableMirror.length)wasmTableMirror.length=funcPtr+1;wasmTableMirror[funcPtr]=func=wasmTable.get(funcPtr)}return func}function handleException(e){if(e instanceof ExitStatus||e=="unwind"){return EXITSTATUS}quit_(1,e)}function ___assert_fail(condition,filename,line,func){abort("Assertion failed: "+UTF8ToString(condition)+", at: "+[filename?UTF8ToString(filename):"unknown filename",line,func?UTF8ToString(func):"unknown function"])}function ___call_sighandler(fp,sig){getWasmTableEntry(fp)(sig)}function ___cxa_allocate_exception(size){return _malloc(size+24)+24}function ExceptionInfo(excPtr){this.excPtr=excPtr;this.ptr=excPtr-24;this.set_type=function(type){HEAPU32[this.ptr+4>>2]=type};this.get_type=function(){return HEAPU32[this.ptr+4>>2]};this.set_destructor=function(destructor){HEAPU32[this.ptr+8>>2]=destructor};this.get_destructor=function(){return HEAPU32[this.ptr+8>>2]};this.set_refcount=function(refcount){HEAP32[this.ptr>>2]=refcount};this.set_caught=function(caught){caught=caught?1:0;HEAP8[this.ptr+12>>0]=caught};this.get_caught=function(){return HEAP8[this.ptr+12>>0]!=0};this.set_rethrown=function(rethrown){rethrown=rethrown?1:0;HEAP8[this.ptr+13>>0]=rethrown};this.get_rethrown=function(){return HEAP8[this.ptr+13>>0]!=0};this.init=function(type,destructor){this.set_adjusted_ptr(0);this.set_type(type);this.set_destructor(destructor);this.set_refcount(0);this.set_caught(false);this.set_rethrown(false)};this.add_ref=function(){var value=HEAP32[this.ptr>>2];HEAP32[this.ptr>>2]=value+1};this.release_ref=function(){var prev=HEAP32[this.ptr>>2];HEAP32[this.ptr>>2]=prev-1;return prev===1};this.set_adjusted_ptr=function(adjustedPtr){HEAPU32[this.ptr+16>>2]=adjustedPtr};this.get_adjusted_ptr=function(){return HEAPU32[this.ptr+16>>2]};this.get_exception_ptr=function(){var isPointer=___cxa_is_pointer_type(this.get_type());if(isPointer){return HEAPU32[this.excPtr>>2]}var adjusted=this.get_adjusted_ptr();if(adjusted!==0)return adjusted;return this.excPtr}}var exceptionLast=0;var uncaughtExceptionCount=0;function ___cxa_throw(ptr,type,destructor){var info=new ExceptionInfo(ptr);info.init(type,destructor);exceptionLast=ptr;uncaughtExceptionCount++;throw ptr}var PATH={isAbs:path=>path.charAt(0)==="/",splitPath:filename=>{var splitPathRe=/^(\/?|)([\s\S]*?)((?:\.{1,2}|[^\/]+?|)(\.[^.\/]*|))(?:[\/]*)$/;return splitPathRe.exec(filename).slice(1)},normalizeArray:(parts,allowAboveRoot)=>{var up=0;for(var 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getRandomDevice(){if(typeof crypto=="object"&&typeof crypto["getRandomValues"]=="function"){var randomBuffer=new Uint8Array(1);return function(){crypto.getRandomValues(randomBuffer);return randomBuffer[0]}}else if(ENVIRONMENT_IS_NODE){try{var crypto_module=require("crypto");return function(){return crypto_module["randomBytes"](1)[0]}}catch(e){}}return function(){abort("randomDevice")}}var PATH_FS={resolve:function(){var resolvedPath="",resolvedAbsolute=false;for(var i=arguments.length-1;i>=-1&&!resolvedAbsolute;i--){var path=i>=0?arguments[i]:FS.cwd();if(typeof path!="string"){throw new TypeError("Arguments to path.resolve must be strings")}else if(!path){return""}resolvedPath=path+"/"+resolvedPath;resolvedAbsolute=PATH.isAbs(path)}resolvedPath=PATH.normalizeArray(resolvedPath.split("/").filter(p=>!!p),!resolvedAbsolute).join("/");return(resolvedAbsolute?"/":"")+resolvedPath||"."},relative:(from,to)=>{from=PATH_FS.resolve(from).substr(1);to=PATH_FS.resolve(to).substr(1);function trim(arr){var start=0;for(;start=0;end--){if(arr[end]!=="")break}if(start>end)return[];return arr.slice(start,end-start+1)}var fromParts=trim(from.split("/"));var toParts=trim(to.split("/"));var length=Math.min(fromParts.length,toParts.length);var samePartsLength=length;for(var i=0;i0){result=buf.slice(0,bytesRead).toString("utf-8")}else{result=null}}else if(typeof window!="undefined"&&typeof window.prompt=="function"){result=window.prompt("Input: ");if(result!==null){result+="\n"}}else if(typeof readline=="function"){result=readline();if(result!==null){result+="\n"}}if(!result){return null}tty.input=intArrayFromString(result,true)}return tty.input.shift()},put_char:function(tty,val){if(val===null||val===10){out(UTF8ArrayToString(tty.output,0));tty.output=[]}else{if(val!=0)tty.output.push(val)}},flush:function(tty){if(tty.output&&tty.output.length>0){out(UTF8ArrayToString(tty.output,0));tty.output=[]}}},default_tty1_ops:{put_char:function(tty,val){if(val===null||val===10){err(UTF8ArrayToString(tty.output,0));tty.output=[]}else{if(val!=0)tty.output.push(val)}},flush:function(tty){if(tty.output&&tty.output.length>0){err(UTF8ArrayToString(tty.output,0));tty.output=[]}}}};function zeroMemory(address,size){HEAPU8.fill(0,address,address+size)}function alignMemory(size,alignment){return Math.ceil(size/alignment)*alignment}function mmapAlloc(size){size=alignMemory(size,65536);var ptr=_emscripten_builtin_memalign(65536,size);if(!ptr)return 0;zeroMemory(ptr,size);return ptr}var MEMFS={ops_table:null,mount:function(mount){return MEMFS.createNode(null,"/",16384|511,0)},createNode:function(parent,name,mode,dev){if(FS.isBlkdev(mode)||FS.isFIFO(mode)){throw new FS.ErrnoError(63)}if(!MEMFS.ops_table){MEMFS.ops_table={dir:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr,lookup:MEMFS.node_ops.lookup,mknod:MEMFS.node_ops.mknod,rename:MEMFS.node_ops.rename,unlink:MEMFS.node_ops.unlink,rmdir:MEMFS.node_ops.rmdir,readdir:MEMFS.node_ops.readdir,symlink:MEMFS.node_ops.symlink},stream:{llseek:MEMFS.stream_ops.llseek}},file:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr},stream:{llseek:MEMFS.stream_ops.llseek,read:MEMFS.stream_ops.read,write:MEMFS.stream_ops.write,allocate:MEMFS.stream_ops.allocate,mmap:MEMFS.stream_ops.mmap,msync:MEMFS.stream_ops.msync}},link:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr,readlink:MEMFS.node_ops.readlink},stream:{}},chrdev:{node:{getattr:MEMFS.node_ops.getattr,setattr:MEMFS.node_ops.setattr},stream:FS.chrdev_stream_ops}}}var node=FS.createNode(parent,name,mode,dev);if(FS.isDir(node.mode)){node.node_ops=MEMFS.ops_table.dir.node;node.stream_ops=MEMFS.ops_table.dir.stream;node.contents={}}else if(FS.isFile(node.mode)){node.node_ops=MEMFS.ops_table.file.node;node.stream_ops=MEMFS.ops_table.file.stream;node.usedBytes=0;node.contents=null}else if(FS.isLink(node.mode)){node.node_ops=MEMFS.ops_table.link.node;node.stream_ops=MEMFS.ops_table.link.stream}else if(FS.isChrdev(node.mode)){node.node_ops=MEMFS.ops_table.chrdev.node;node.stream_ops=MEMFS.ops_table.chrdev.stream}node.timestamp=Date.now();if(parent){parent.contents[name]=node;parent.timestamp=node.timestamp}return node},getFileDataAsTypedArray:function(node){if(!node.contents)return new Uint8Array(0);if(node.contents.subarray)return node.contents.subarray(0,node.usedBytes);return new Uint8Array(node.contents)},expandFileStorage:function(node,newCapacity){var prevCapacity=node.contents?node.contents.length:0;if(prevCapacity>=newCapacity)return;var CAPACITY_DOUBLING_MAX=1024*1024;newCapacity=Math.max(newCapacity,prevCapacity*(prevCapacity>>0);if(prevCapacity!=0)newCapacity=Math.max(newCapacity,256);var oldContents=node.contents;node.contents=new Uint8Array(newCapacity);if(node.usedBytes>0)node.contents.set(oldContents.subarray(0,node.usedBytes),0)},resizeFileStorage:function(node,newSize){if(node.usedBytes==newSize)return;if(newSize==0){node.contents=null;node.usedBytes=0}else{var oldContents=node.contents;node.contents=new Uint8Array(newSize);if(oldContents){node.contents.set(oldContents.subarray(0,Math.min(newSize,node.usedBytes)))}node.usedBytes=newSize}},node_ops:{getattr:function(node){var attr={};attr.dev=FS.isChrdev(node.mode)?node.id:1;attr.ino=node.id;attr.mode=node.mode;attr.nlink=1;attr.uid=0;attr.gid=0;attr.rdev=node.rdev;if(FS.isDir(node.mode)){attr.size=4096}else if(FS.isFile(node.mode)){attr.size=node.usedBytes}else if(FS.isLink(node.mode)){attr.size=node.link.length}else{attr.size=0}attr.atime=new Date(node.timestamp);attr.mtime=new Date(node.timestamp);attr.ctime=new Date(node.timestamp);attr.blksize=4096;attr.blocks=Math.ceil(attr.size/attr.blksize);return attr},setattr:function(node,attr){if(attr.mode!==undefined){node.mode=attr.mode}if(attr.timestamp!==undefined){node.timestamp=attr.timestamp}if(attr.size!==undefined){MEMFS.resizeFileStorage(node,attr.size)}},lookup:function(parent,name){throw FS.genericErrors[44]},mknod:function(parent,name,mode,dev){return MEMFS.createNode(parent,name,mode,dev)},rename:function(old_node,new_dir,new_name){if(FS.isDir(old_node.mode)){var new_node;try{new_node=FS.lookupNode(new_dir,new_name)}catch(e){}if(new_node){for(var i in new_node.contents){throw new FS.ErrnoError(55)}}}delete old_node.parent.contents[old_node.name];old_node.parent.timestamp=Date.now();old_node.name=new_name;new_dir.contents[new_name]=old_node;new_dir.timestamp=old_node.parent.timestamp;old_node.parent=new_dir},unlink:function(parent,name){delete parent.contents[name];parent.timestamp=Date.now()},rmdir:function(parent,name){var node=FS.lookupNode(parent,name);for(var i in node.contents){throw new FS.ErrnoError(55)}delete parent.contents[name];parent.timestamp=Date.now()},readdir:function(node){var entries=[".",".."];for(var key in node.contents){if(!node.contents.hasOwnProperty(key)){continue}entries.push(key)}return entries},symlink:function(parent,newname,oldpath){var node=MEMFS.createNode(parent,newname,511|40960,0);node.link=oldpath;return node},readlink:function(node){if(!FS.isLink(node.mode)){throw new FS.ErrnoError(28)}return node.link}},stream_ops:{read:function(stream,buffer,offset,length,position){var contents=stream.node.contents;if(position>=stream.node.usedBytes)return 0;var size=Math.min(stream.node.usedBytes-position,length);if(size>8&&contents.subarray){buffer.set(contents.subarray(position,position+size),offset)}else{for(var i=0;i0||position+length=stream.node.size)return 0;var chunk=stream.node.contents.slice(position,position+length);var ab=WORKERFS.reader.readAsArrayBuffer(chunk);buffer.set(new Uint8Array(ab),offset);return chunk.size},write:function(stream,buffer,offset,length,position){throw new FS.ErrnoError(29)},llseek:function(stream,offset,whence){var position=offset;if(whence===1){position+=stream.position}else if(whence===2){if(FS.isFile(stream.node.mode)){position+=stream.node.size}}if(position<0){throw new FS.ErrnoError(28)}return position}}};var FS={root:null,mounts:[],devices:{},streams:[],nextInode:1,nameTable:null,currentPath:"/",initialized:false,ignorePermissions:true,ErrnoError:null,genericErrors:{},filesystems:null,syncFSRequests:0,lookupPath:(path,opts={})=>{path=PATH_FS.resolve(FS.cwd(),path);if(!path)return{path:"",node:null};var defaults={follow_mount:true,recurse_count:0};opts=Object.assign(defaults,opts);if(opts.recurse_count>8){throw new FS.ErrnoError(32)}var parts=PATH.normalizeArray(path.split("/").filter(p=>!!p),false);var current=FS.root;var current_path="/";for(var i=0;i40){throw new FS.ErrnoError(32)}}}}return{path:current_path,node:current}},getPath:node=>{var path;while(true){if(FS.isRoot(node)){var mount=node.mount.mountpoint;if(!path)return mount;return mount[mount.length-1]!=="/"?mount+"/"+path:mount+path}path=path?node.name+"/"+path:node.name;node=node.parent}},hashName:(parentid,name)=>{var hash=0;for(var i=0;i>>0)%FS.nameTable.length},hashAddNode:node=>{var hash=FS.hashName(node.parent.id,node.name);node.name_next=FS.nameTable[hash];FS.nameTable[hash]=node},hashRemoveNode:node=>{var hash=FS.hashName(node.parent.id,node.name);if(FS.nameTable[hash]===node){FS.nameTable[hash]=node.name_next}else{var current=FS.nameTable[hash];while(current){if(current.name_next===node){current.name_next=node.name_next;break}current=current.name_next}}},lookupNode:(parent,name)=>{var errCode=FS.mayLookup(parent);if(errCode){throw new FS.ErrnoError(errCode,parent)}var hash=FS.hashName(parent.id,name);for(var node=FS.nameTable[hash];node;node=node.name_next){var nodeName=node.name;if(node.parent.id===parent.id&&nodeName===name){return node}}return FS.lookup(parent,name)},createNode:(parent,name,mode,rdev)=>{var node=new FS.FSNode(parent,name,mode,rdev);FS.hashAddNode(node);return node},destroyNode:node=>{FS.hashRemoveNode(node)},isRoot:node=>{return node===node.parent},isMountpoint:node=>{return!!node.mounted},isFile:mode=>{return(mode&61440)===32768},isDir:mode=>{return(mode&61440)===16384},isLink:mode=>{return(mode&61440)===40960},isChrdev:mode=>{return(mode&61440)===8192},isBlkdev:mode=>{return(mode&61440)===24576},isFIFO:mode=>{return(mode&61440)===4096},isSocket:mode=>{return(mode&49152)===49152},flagModes:{"r":0,"r+":2,"w":577,"w+":578,"a":1089,"a+":1090},modeStringToFlags:str=>{var flags=FS.flagModes[str];if(typeof flags=="undefined"){throw new Error("Unknown file open mode: "+str)}return flags},flagsToPermissionString:flag=>{var perms=["r","w","rw"][flag&3];if(flag&512){perms+="w"}return perms},nodePermissions:(node,perms)=>{if(FS.ignorePermissions){return 0}if(perms.includes("r")&&!(node.mode&292)){return 2}else if(perms.includes("w")&&!(node.mode&146)){return 2}else if(perms.includes("x")&&!(node.mode&73)){return 2}return 0},mayLookup:dir=>{var errCode=FS.nodePermissions(dir,"x");if(errCode)return errCode;if(!dir.node_ops.lookup)return 2;return 0},mayCreate:(dir,name)=>{try{var node=FS.lookupNode(dir,name);return 20}catch(e){}return FS.nodePermissions(dir,"wx")},mayDelete:(dir,name,isdir)=>{var node;try{node=FS.lookupNode(dir,name)}catch(e){return e.errno}var errCode=FS.nodePermissions(dir,"wx");if(errCode){return errCode}if(isdir){if(!FS.isDir(node.mode)){return 54}if(FS.isRoot(node)||FS.getPath(node)===FS.cwd()){return 10}}else{if(FS.isDir(node.mode)){return 31}}return 0},mayOpen:(node,flags)=>{if(!node){return 44}if(FS.isLink(node.mode)){return 32}else if(FS.isDir(node.mode)){if(FS.flagsToPermissionString(flags)!=="r"||flags&512){return 31}}return FS.nodePermissions(node,FS.flagsToPermissionString(flags))},MAX_OPEN_FDS:4096,nextfd:(fd_start=0,fd_end=FS.MAX_OPEN_FDS)=>{for(var fd=fd_start;fd<=fd_end;fd++){if(!FS.streams[fd]){return fd}}throw new FS.ErrnoError(33)},getStream:fd=>FS.streams[fd],createStream:(stream,fd_start,fd_end)=>{if(!FS.FSStream){FS.FSStream=function(){this.shared={}};FS.FSStream.prototype={object:{get:function(){return this.node},set:function(val){this.node=val}},isRead:{get:function(){return(this.flags&2097155)!==1}},isWrite:{get:function(){return(this.flags&2097155)!==0}},isAppend:{get:function(){return this.flags&1024}},flags:{get:function(){return this.shared.flags},set:function(val){this.shared.flags=val}},position:{get function(){return this.shared.position},set:function(val){this.shared.position=val}}}}stream=Object.assign(new FS.FSStream,stream);var fd=FS.nextfd(fd_start,fd_end);stream.fd=fd;FS.streams[fd]=stream;return stream},closeStream:fd=>{FS.streams[fd]=null},chrdev_stream_ops:{open:stream=>{var device=FS.getDevice(stream.node.rdev);stream.stream_ops=device.stream_ops;if(stream.stream_ops.open){stream.stream_ops.open(stream)}},llseek:()=>{throw new FS.ErrnoError(70)}},major:dev=>dev>>8,minor:dev=>dev&255,makedev:(ma,mi)=>ma<<8|mi,registerDevice:(dev,ops)=>{FS.devices[dev]={stream_ops:ops}},getDevice:dev=>FS.devices[dev],getMounts:mount=>{var mounts=[];var check=[mount];while(check.length){var m=check.pop();mounts.push(m);check.push.apply(check,m.mounts)}return mounts},syncfs:(populate,callback)=>{if(typeof populate=="function"){callback=populate;populate=false}FS.syncFSRequests++;if(FS.syncFSRequests>1){err("warning: "+FS.syncFSRequests+" FS.syncfs operations in flight at once, probably just doing extra work")}var mounts=FS.getMounts(FS.root.mount);var completed=0;function doCallback(errCode){FS.syncFSRequests--;return callback(errCode)}function done(errCode){if(errCode){if(!done.errored){done.errored=true;return doCallback(errCode)}return}if(++completed>=mounts.length){doCallback(null)}}mounts.forEach(mount=>{if(!mount.type.syncfs){return done(null)}mount.type.syncfs(mount,populate,done)})},mount:(type,opts,mountpoint)=>{var root=mountpoint==="/";var pseudo=!mountpoint;var node;if(root&&FS.root){throw new FS.ErrnoError(10)}else if(!root&&!pseudo){var lookup=FS.lookupPath(mountpoint,{follow_mount:false});mountpoint=lookup.path;node=lookup.node;if(FS.isMountpoint(node)){throw new FS.ErrnoError(10)}if(!FS.isDir(node.mode)){throw new FS.ErrnoError(54)}}var mount={type:type,opts:opts,mountpoint:mountpoint,mounts:[]};var mountRoot=type.mount(mount);mountRoot.mount=mount;mount.root=mountRoot;if(root){FS.root=mountRoot}else if(node){node.mounted=mount;if(node.mount){node.mount.mounts.push(mount)}}return mountRoot},unmount:mountpoint=>{var lookup=FS.lookupPath(mountpoint,{follow_mount:false});if(!FS.isMountpoint(lookup.node)){throw new FS.ErrnoError(28)}var node=lookup.node;var mount=node.mounted;var mounts=FS.getMounts(mount);Object.keys(FS.nameTable).forEach(hash=>{var current=FS.nameTable[hash];while(current){var next=current.name_next;if(mounts.includes(current.mount)){FS.destroyNode(current)}current=next}});node.mounted=null;var idx=node.mount.mounts.indexOf(mount);node.mount.mounts.splice(idx,1)},lookup:(parent,name)=>{return parent.node_ops.lookup(parent,name)},mknod:(path,mode,dev)=>{var lookup=FS.lookupPath(path,{parent:true});var parent=lookup.node;var name=PATH.basename(path);if(!name||name==="."||name===".."){throw new FS.ErrnoError(28)}var errCode=FS.mayCreate(parent,name);if(errCode){throw new FS.ErrnoError(errCode)}if(!parent.node_ops.mknod){throw new FS.ErrnoError(63)}return parent.node_ops.mknod(parent,name,mode,dev)},create:(path,mode)=>{mode=mode!==undefined?mode:438;mode&=4095;mode|=32768;return FS.mknod(path,mode,0)},mkdir:(path,mode)=>{mode=mode!==undefined?mode:511;mode&=511|512;mode|=16384;return FS.mknod(path,mode,0)},mkdirTree:(path,mode)=>{var dirs=path.split("/");var d="";for(var i=0;i{if(typeof dev=="undefined"){dev=mode;mode=438}mode|=8192;return FS.mknod(path,mode,dev)},symlink:(oldpath,newpath)=>{if(!PATH_FS.resolve(oldpath)){throw new FS.ErrnoError(44)}var lookup=FS.lookupPath(newpath,{parent:true});var parent=lookup.node;if(!parent){throw new FS.ErrnoError(44)}var newname=PATH.basename(newpath);var errCode=FS.mayCreate(parent,newname);if(errCode){throw new FS.ErrnoError(errCode)}if(!parent.node_ops.symlink){throw new FS.ErrnoError(63)}return parent.node_ops.symlink(parent,newname,oldpath)},rename:(old_path,new_path)=>{var old_dirname=PATH.dirname(old_path);var new_dirname=PATH.dirname(new_path);var old_name=PATH.basename(old_path);var new_name=PATH.basename(new_path);var lookup,old_dir,new_dir;lookup=FS.lookupPath(old_path,{parent:true});old_dir=lookup.node;lookup=FS.lookupPath(new_path,{parent:true});new_dir=lookup.node;if(!old_dir||!new_dir)throw new FS.ErrnoError(44);if(old_dir.mount!==new_dir.mount){throw new FS.ErrnoError(75)}var old_node=FS.lookupNode(old_dir,old_name);var relative=PATH_FS.relative(old_path,new_dirname);if(relative.charAt(0)!=="."){throw new FS.ErrnoError(28)}relative=PATH_FS.relative(new_path,old_dirname);if(relative.charAt(0)!=="."){throw new FS.ErrnoError(55)}var new_node;try{new_node=FS.lookupNode(new_dir,new_name)}catch(e){}if(old_node===new_node){return}var isdir=FS.isDir(old_node.mode);var errCode=FS.mayDelete(old_dir,old_name,isdir);if(errCode){throw new FS.ErrnoError(errCode)}errCode=new_node?FS.mayDelete(new_dir,new_name,isdir):FS.mayCreate(new_dir,new_name);if(errCode){throw new FS.ErrnoError(errCode)}if(!old_dir.node_ops.rename){throw new FS.ErrnoError(63)}if(FS.isMountpoint(old_node)||new_node&&FS.isMountpoint(new_node)){throw new FS.ErrnoError(10)}if(new_dir!==old_dir){errCode=FS.nodePermissions(old_dir,"w");if(errCode){throw new FS.ErrnoError(errCode)}}FS.hashRemoveNode(old_node);try{old_dir.node_ops.rename(old_node,new_dir,new_name)}catch(e){throw e}finally{FS.hashAddNode(old_node)}},rmdir:path=>{var lookup=FS.lookupPath(path,{parent:true});var parent=lookup.node;var name=PATH.basename(path);var node=FS.lookupNode(parent,name);var errCode=FS.mayDelete(parent,name,true);if(errCode){throw new FS.ErrnoError(errCode)}if(!parent.node_ops.rmdir){throw new FS.ErrnoError(63)}if(FS.isMountpoint(node)){throw new FS.ErrnoError(10)}parent.node_ops.rmdir(parent,name);FS.destroyNode(node)},readdir:path=>{var lookup=FS.lookupPath(path,{follow:true});var node=lookup.node;if(!node.node_ops.readdir){throw new FS.ErrnoError(54)}return node.node_ops.readdir(node)},unlink:path=>{var lookup=FS.lookupPath(path,{parent:true});var parent=lookup.node;if(!parent){throw new FS.ErrnoError(44)}var name=PATH.basename(path);var node=FS.lookupNode(parent,name);var errCode=FS.mayDelete(parent,name,false);if(errCode){throw new FS.ErrnoError(errCode)}if(!parent.node_ops.unlink){throw new FS.ErrnoError(63)}if(FS.isMountpoint(node)){throw new FS.ErrnoError(10)}parent.node_ops.unlink(parent,name);FS.destroyNode(node)},readlink:path=>{var lookup=FS.lookupPath(path);var link=lookup.node;if(!link){throw new FS.ErrnoError(44)}if(!link.node_ops.readlink){throw new FS.ErrnoError(28)}return PATH_FS.resolve(FS.getPath(link.parent),link.node_ops.readlink(link))},stat:(path,dontFollow)=>{var lookup=FS.lookupPath(path,{follow:!dontFollow});var node=lookup.node;if(!node){throw new FS.ErrnoError(44)}if(!node.node_ops.getattr){throw new FS.ErrnoError(63)}return node.node_ops.getattr(node)},lstat:path=>{return FS.stat(path,true)},chmod:(path,mode,dontFollow)=>{var node;if(typeof path=="string"){var lookup=FS.lookupPath(path,{follow:!dontFollow});node=lookup.node}else{node=path}if(!node.node_ops.setattr){throw new FS.ErrnoError(63)}node.node_ops.setattr(node,{mode:mode&4095|node.mode&~4095,timestamp:Date.now()})},lchmod:(path,mode)=>{FS.chmod(path,mode,true)},fchmod:(fd,mode)=>{var stream=FS.getStream(fd);if(!stream){throw new FS.ErrnoError(8)}FS.chmod(stream.node,mode)},chown:(path,uid,gid,dontFollow)=>{var node;if(typeof path=="string"){var lookup=FS.lookupPath(path,{follow:!dontFollow});node=lookup.node}else{node=path}if(!node.node_ops.setattr){throw new FS.ErrnoError(63)}node.node_ops.setattr(node,{timestamp:Date.now()})},lchown:(path,uid,gid)=>{FS.chown(path,uid,gid,true)},fchown:(fd,uid,gid)=>{var stream=FS.getStream(fd);if(!stream){throw new FS.ErrnoError(8)}FS.chown(stream.node,uid,gid)},truncate:(path,len)=>{if(len<0){throw new FS.ErrnoError(28)}var node;if(typeof path=="string"){var lookup=FS.lookupPath(path,{follow:true});node=lookup.node}else{node=path}if(!node.node_ops.setattr){throw new FS.ErrnoError(63)}if(FS.isDir(node.mode)){throw new FS.ErrnoError(31)}if(!FS.isFile(node.mode)){throw new FS.ErrnoError(28)}var errCode=FS.nodePermissions(node,"w");if(errCode){throw new FS.ErrnoError(errCode)}node.node_ops.setattr(node,{size:len,timestamp:Date.now()})},ftruncate:(fd,len)=>{var stream=FS.getStream(fd);if(!stream){throw new FS.ErrnoError(8)}if((stream.flags&2097155)===0){throw new FS.ErrnoError(28)}FS.truncate(stream.node,len)},utime:(path,atime,mtime)=>{var lookup=FS.lookupPath(path,{follow:true});var node=lookup.node;node.node_ops.setattr(node,{timestamp:Math.max(atime,mtime)})},open:(path,flags,mode)=>{if(path===""){throw new FS.ErrnoError(44)}flags=typeof flags=="string"?FS.modeStringToFlags(flags):flags;mode=typeof mode=="undefined"?438:mode;if(flags&64){mode=mode&4095|32768}else{mode=0}var node;if(typeof path=="object"){node=path}else{path=PATH.normalize(path);try{var lookup=FS.lookupPath(path,{follow:!(flags&131072)});node=lookup.node}catch(e){}}var created=false;if(flags&64){if(node){if(flags&128){throw new FS.ErrnoError(20)}}else{node=FS.mknod(path,mode,0);created=true}}if(!node){throw new FS.ErrnoError(44)}if(FS.isChrdev(node.mode)){flags&=~512}if(flags&65536&&!FS.isDir(node.mode)){throw new FS.ErrnoError(54)}if(!created){var errCode=FS.mayOpen(node,flags);if(errCode){throw new FS.ErrnoError(errCode)}}if(flags&512&&!created){FS.truncate(node,0)}flags&=~(128|512|131072);var stream=FS.createStream({node:node,path:FS.getPath(node),flags:flags,seekable:true,position:0,stream_ops:node.stream_ops,ungotten:[],error:false});if(stream.stream_ops.open){stream.stream_ops.open(stream)}if(Module["logReadFiles"]&&!(flags&1)){if(!FS.readFiles)FS.readFiles={};if(!(path in FS.readFiles)){FS.readFiles[path]=1}}return stream},close:stream=>{if(FS.isClosed(stream)){throw new FS.ErrnoError(8)}if(stream.getdents)stream.getdents=null;try{if(stream.stream_ops.close){stream.stream_ops.close(stream)}}catch(e){throw e}finally{FS.closeStream(stream.fd)}stream.fd=null},isClosed:stream=>{return stream.fd===null},llseek:(stream,offset,whence)=>{if(FS.isClosed(stream)){throw new FS.ErrnoError(8)}if(!stream.seekable||!stream.stream_ops.llseek){throw new FS.ErrnoError(70)}if(whence!=0&&whence!=1&&whence!=2){throw new FS.ErrnoError(28)}stream.position=stream.stream_ops.llseek(stream,offset,whence);stream.ungotten=[];return stream.position},read:(stream,buffer,offset,length,position)=>{if(length<0||position<0){throw new FS.ErrnoError(28)}if(FS.isClosed(stream)){throw new FS.ErrnoError(8)}if((stream.flags&2097155)===1){throw new FS.ErrnoError(8)}if(FS.isDir(stream.node.mode)){throw new FS.ErrnoError(31)}if(!stream.stream_ops.read){throw new FS.ErrnoError(28)}var seeking=typeof position!="undefined";if(!seeking){position=stream.position}else if(!stream.seekable){throw new FS.ErrnoError(70)}var bytesRead=stream.stream_ops.read(stream,buffer,offset,length,position);if(!seeking)stream.position+=bytesRead;return bytesRead},write:(stream,buffer,offset,length,position,canOwn)=>{if(length<0||position<0){throw new FS.ErrnoError(28)}if(FS.isClosed(stream)){throw new FS.ErrnoError(8)}if((stream.flags&2097155)===0){throw new FS.ErrnoError(8)}if(FS.isDir(stream.node.mode)){throw new FS.ErrnoError(31)}if(!stream.stream_ops.write){throw new FS.ErrnoError(28)}if(stream.seekable&&stream.flags&1024){FS.llseek(stream,0,2)}var seeking=typeof position!="undefined";if(!seeking){position=stream.position}else if(!stream.seekable){throw new FS.ErrnoError(70)}var bytesWritten=stream.stream_ops.write(stream,buffer,offset,length,position,canOwn);if(!seeking)stream.position+=bytesWritten;return bytesWritten},allocate:(stream,offset,length)=>{if(FS.isClosed(stream)){throw new FS.ErrnoError(8)}if(offset<0||length<=0){throw new FS.ErrnoError(28)}if((stream.flags&2097155)===0){throw new FS.ErrnoError(8)}if(!FS.isFile(stream.node.mode)&&!FS.isDir(stream.node.mode)){throw new FS.ErrnoError(43)}if(!stream.stream_ops.allocate){throw new FS.ErrnoError(138)}stream.stream_ops.allocate(stream,offset,length)},mmap:(stream,length,position,prot,flags)=>{if((prot&2)!==0&&(flags&2)===0&&(stream.flags&2097155)!==2){throw new FS.ErrnoError(2)}if((stream.flags&2097155)===1){throw new FS.ErrnoError(2)}if(!stream.stream_ops.mmap){throw new FS.ErrnoError(43)}return stream.stream_ops.mmap(stream,length,position,prot,flags)},msync:(stream,buffer,offset,length,mmapFlags)=>{if(!stream||!stream.stream_ops.msync){return 0}return stream.stream_ops.msync(stream,buffer,offset,length,mmapFlags)},munmap:stream=>0,ioctl:(stream,cmd,arg)=>{if(!stream.stream_ops.ioctl){throw new FS.ErrnoError(59)}return stream.stream_ops.ioctl(stream,cmd,arg)},readFile:(path,opts={})=>{opts.flags=opts.flags||0;opts.encoding=opts.encoding||"binary";if(opts.encoding!=="utf8"&&opts.encoding!=="binary"){throw new Error('Invalid encoding type "'+opts.encoding+'"')}var ret;var stream=FS.open(path,opts.flags);var stat=FS.stat(path);var length=stat.size;var buf=new Uint8Array(length);FS.read(stream,buf,0,length,0);if(opts.encoding==="utf8"){ret=UTF8ArrayToString(buf,0)}else if(opts.encoding==="binary"){ret=buf}FS.close(stream);return ret},writeFile:(path,data,opts={})=>{opts.flags=opts.flags||577;var stream=FS.open(path,opts.flags,opts.mode);if(typeof data=="string"){var buf=new Uint8Array(lengthBytesUTF8(data)+1);var actualNumBytes=stringToUTF8Array(data,buf,0,buf.length);FS.write(stream,buf,0,actualNumBytes,undefined,opts.canOwn)}else if(ArrayBuffer.isView(data)){FS.write(stream,data,0,data.byteLength,undefined,opts.canOwn)}else{throw new Error("Unsupported data type")}FS.close(stream)},cwd:()=>FS.currentPath,chdir:path=>{var lookup=FS.lookupPath(path,{follow:true});if(lookup.node===null){throw new FS.ErrnoError(44)}if(!FS.isDir(lookup.node.mode)){throw new FS.ErrnoError(54)}var errCode=FS.nodePermissions(lookup.node,"x");if(errCode){throw new FS.ErrnoError(errCode)}FS.currentPath=lookup.path},createDefaultDirectories:()=>{FS.mkdir("/tmp");FS.mkdir("/home");FS.mkdir("/home/web_user")},createDefaultDevices:()=>{FS.mkdir("/dev");FS.registerDevice(FS.makedev(1,3),{read:()=>0,write:(stream,buffer,offset,length,pos)=>length});FS.mkdev("/dev/null",FS.makedev(1,3));TTY.register(FS.makedev(5,0),TTY.default_tty_ops);TTY.register(FS.makedev(6,0),TTY.default_tty1_ops);FS.mkdev("/dev/tty",FS.makedev(5,0));FS.mkdev("/dev/tty1",FS.makedev(6,0));var random_device=getRandomDevice();FS.createDevice("/dev","random",random_device);FS.createDevice("/dev","urandom",random_device);FS.mkdir("/dev/shm");FS.mkdir("/dev/shm/tmp")},createSpecialDirectories:()=>{FS.mkdir("/proc");var proc_self=FS.mkdir("/proc/self");FS.mkdir("/proc/self/fd");FS.mount({mount:()=>{var node=FS.createNode(proc_self,"fd",16384|511,73);node.node_ops={lookup:(parent,name)=>{var fd=+name;var stream=FS.getStream(fd);if(!stream)throw new FS.ErrnoError(8);var ret={parent:null,mount:{mountpoint:"fake"},node_ops:{readlink:()=>stream.path}};ret.parent=ret;return ret}};return node}},{},"/proc/self/fd")},createStandardStreams:()=>{if(Module["stdin"]){FS.createDevice("/dev","stdin",Module["stdin"])}else{FS.symlink("/dev/tty","/dev/stdin")}if(Module["stdout"]){FS.createDevice("/dev","stdout",null,Module["stdout"])}else{FS.symlink("/dev/tty","/dev/stdout")}if(Module["stderr"]){FS.createDevice("/dev","stderr",null,Module["stderr"])}else{FS.symlink("/dev/tty1","/dev/stderr")}var stdin=FS.open("/dev/stdin",0);var stdout=FS.open("/dev/stdout",1);var stderr=FS.open("/dev/stderr",1)},ensureErrnoError:()=>{if(FS.ErrnoError)return;FS.ErrnoError=function ErrnoError(errno,node){this.node=node;this.setErrno=function(errno){this.errno=errno};this.setErrno(errno);this.message="FS error"};FS.ErrnoError.prototype=new Error;FS.ErrnoError.prototype.constructor=FS.ErrnoError;[44].forEach(code=>{FS.genericErrors[code]=new FS.ErrnoError(code);FS.genericErrors[code].stack=""})},staticInit:()=>{FS.ensureErrnoError();FS.nameTable=new Array(4096);FS.mount(MEMFS,{},"/");FS.createDefaultDirectories();FS.createDefaultDevices();FS.createSpecialDirectories();FS.filesystems={"MEMFS":MEMFS,"WORKERFS":WORKERFS}},init:(input,output,error)=>{FS.init.initialized=true;FS.ensureErrnoError();Module["stdin"]=input||Module["stdin"];Module["stdout"]=output||Module["stdout"];Module["stderr"]=error||Module["stderr"];FS.createStandardStreams()},quit:()=>{FS.init.initialized=false;for(var i=0;i{var mode=0;if(canRead)mode|=292|73;if(canWrite)mode|=146;return mode},findObject:(path,dontResolveLastLink)=>{var ret=FS.analyzePath(path,dontResolveLastLink);if(ret.exists){return ret.object}else{return null}},analyzePath:(path,dontResolveLastLink)=>{try{var lookup=FS.lookupPath(path,{follow:!dontResolveLastLink});path=lookup.path}catch(e){}var ret={isRoot:false,exists:false,error:0,name:null,path:null,object:null,parentExists:false,parentPath:null,parentObject:null};try{var lookup=FS.lookupPath(path,{parent:true});ret.parentExists=true;ret.parentPath=lookup.path;ret.parentObject=lookup.node;ret.name=PATH.basename(path);lookup=FS.lookupPath(path,{follow:!dontResolveLastLink});ret.exists=true;ret.path=lookup.path;ret.object=lookup.node;ret.name=lookup.node.name;ret.isRoot=lookup.path==="/"}catch(e){ret.error=e.errno}return ret},createPath:(parent,path,canRead,canWrite)=>{parent=typeof parent=="string"?parent:FS.getPath(parent);var parts=path.split("/").reverse();while(parts.length){var part=parts.pop();if(!part)continue;var current=PATH.join2(parent,part);try{FS.mkdir(current)}catch(e){}parent=current}return current},createFile:(parent,name,properties,canRead,canWrite)=>{var path=PATH.join2(typeof parent=="string"?parent:FS.getPath(parent),name);var mode=FS.getMode(canRead,canWrite);return FS.create(path,mode)},createDataFile:(parent,name,data,canRead,canWrite,canOwn)=>{var path=name;if(parent){parent=typeof parent=="string"?parent:FS.getPath(parent);path=name?PATH.join2(parent,name):parent}var mode=FS.getMode(canRead,canWrite);var node=FS.create(path,mode);if(data){if(typeof data=="string"){var arr=new Array(data.length);for(var i=0,len=data.length;i{var path=PATH.join2(typeof parent=="string"?parent:FS.getPath(parent),name);var mode=FS.getMode(!!input,!!output);if(!FS.createDevice.major)FS.createDevice.major=64;var dev=FS.makedev(FS.createDevice.major++,0);FS.registerDevice(dev,{open:stream=>{stream.seekable=false},close:stream=>{if(output&&output.buffer&&output.buffer.length){output(10)}},read:(stream,buffer,offset,length,pos)=>{var bytesRead=0;for(var i=0;i{for(var i=0;i{if(obj.isDevice||obj.isFolder||obj.link||obj.contents)return true;if(typeof XMLHttpRequest!="undefined"){throw new Error("Lazy loading should have been performed (contents set) in createLazyFile, but it was not. Lazy loading only works in web workers. Use --embed-file or --preload-file in emcc on the main thread.")}else if(read_){try{obj.contents=intArrayFromString(read_(obj.url),true);obj.usedBytes=obj.contents.length}catch(e){throw new FS.ErrnoError(29)}}else{throw new Error("Cannot load without read() or XMLHttpRequest.")}},createLazyFile:(parent,name,url,canRead,canWrite)=>{function LazyUint8Array(){this.lengthKnown=false;this.chunks=[]}LazyUint8Array.prototype.get=function LazyUint8Array_get(idx){if(idx>this.length-1||idx<0){return undefined}var chunkOffset=idx%this.chunkSize;var chunkNum=idx/this.chunkSize|0;return this.getter(chunkNum)[chunkOffset]};LazyUint8Array.prototype.setDataGetter=function LazyUint8Array_setDataGetter(getter){this.getter=getter};LazyUint8Array.prototype.cacheLength=function LazyUint8Array_cacheLength(){var xhr=new XMLHttpRequest;xhr.open("HEAD",url,false);xhr.send(null);if(!(xhr.status>=200&&xhr.status<300||xhr.status===304))throw new Error("Couldn't load "+url+". Status: "+xhr.status);var datalength=Number(xhr.getResponseHeader("Content-length"));var header;var hasByteServing=(header=xhr.getResponseHeader("Accept-Ranges"))&&header==="bytes";var usesGzip=(header=xhr.getResponseHeader("Content-Encoding"))&&header==="gzip";var chunkSize=1024*1024;if(!hasByteServing)chunkSize=datalength;var doXHR=(from,to)=>{if(from>to)throw new Error("invalid range ("+from+", "+to+") or no bytes requested!");if(to>datalength-1)throw new Error("only "+datalength+" bytes available! programmer error!");var xhr=new XMLHttpRequest;xhr.open("GET",url,false);if(datalength!==chunkSize)xhr.setRequestHeader("Range","bytes="+from+"-"+to);xhr.responseType="arraybuffer";if(xhr.overrideMimeType){xhr.overrideMimeType("text/plain; charset=x-user-defined")}xhr.send(null);if(!(xhr.status>=200&&xhr.status<300||xhr.status===304))throw new Error("Couldn't load "+url+". Status: "+xhr.status);if(xhr.response!==undefined){return new Uint8Array(xhr.response||[])}else{return intArrayFromString(xhr.responseText||"",true)}};var lazyArray=this;lazyArray.setDataGetter(chunkNum=>{var start=chunkNum*chunkSize;var end=(chunkNum+1)*chunkSize-1;end=Math.min(end,datalength-1);if(typeof lazyArray.chunks[chunkNum]=="undefined"){lazyArray.chunks[chunkNum]=doXHR(start,end)}if(typeof lazyArray.chunks[chunkNum]=="undefined")throw new Error("doXHR failed!");return lazyArray.chunks[chunkNum]});if(usesGzip||!datalength){chunkSize=datalength=1;datalength=this.getter(0).length;chunkSize=datalength;out("LazyFiles on gzip forces download of the whole file when length is accessed")}this._length=datalength;this._chunkSize=chunkSize;this.lengthKnown=true};if(typeof XMLHttpRequest!="undefined"){if(!ENVIRONMENT_IS_WORKER)throw"Cannot do synchronous binary XHRs outside webworkers in modern browsers. Use --embed-file or --preload-file in emcc";var lazyArray=new LazyUint8Array;Object.defineProperties(lazyArray,{length:{get:function(){if(!this.lengthKnown){this.cacheLength()}return this._length}},chunkSize:{get:function(){if(!this.lengthKnown){this.cacheLength()}return this._chunkSize}}});var properties={isDevice:false,contents:lazyArray}}else{var properties={isDevice:false,url:url}}var node=FS.createFile(parent,name,properties,canRead,canWrite);if(properties.contents){node.contents=properties.contents}else if(properties.url){node.contents=null;node.url=properties.url}Object.defineProperties(node,{usedBytes:{get:function(){return this.contents.length}}});var stream_ops={};var keys=Object.keys(node.stream_ops);keys.forEach(key=>{var fn=node.stream_ops[key];stream_ops[key]=function forceLoadLazyFile(){FS.forceLoadFile(node);return fn.apply(null,arguments)}});stream_ops.read=(stream,buffer,offset,length,position)=>{FS.forceLoadFile(node);var contents=stream.node.contents;if(position>=contents.length)return 0;var size=Math.min(contents.length-position,length);if(contents.slice){for(var i=0;i{var fullname=name?PATH_FS.resolve(PATH.join2(parent,name)):parent;var dep=getUniqueRunDependency("cp "+fullname);function processData(byteArray){function finish(byteArray){if(preFinish)preFinish();if(!dontCreateFile){FS.createDataFile(parent,name,byteArray,canRead,canWrite,canOwn)}if(onload)onload();removeRunDependency(dep)}if(Browser.handledByPreloadPlugin(byteArray,fullname,finish,()=>{if(onerror)onerror();removeRunDependency(dep)})){return}finish(byteArray)}addRunDependency(dep);if(typeof url=="string"){asyncLoad(url,byteArray=>processData(byteArray),onerror)}else{processData(url)}},indexedDB:()=>{return window.indexedDB||window.mozIndexedDB||window.webkitIndexedDB||window.msIndexedDB},DB_NAME:()=>{return"EM_FS_"+window.location.pathname},DB_VERSION:20,DB_STORE_NAME:"FILE_DATA",saveFilesToDB:(paths,onload,onerror)=>{onload=onload||(()=>{});onerror=onerror||(()=>{});var indexedDB=FS.indexedDB();try{var openRequest=indexedDB.open(FS.DB_NAME(),FS.DB_VERSION)}catch(e){return onerror(e)}openRequest.onupgradeneeded=()=>{out("creating db");var db=openRequest.result;db.createObjectStore(FS.DB_STORE_NAME)};openRequest.onsuccess=()=>{var db=openRequest.result;var transaction=db.transaction([FS.DB_STORE_NAME],"readwrite");var files=transaction.objectStore(FS.DB_STORE_NAME);var ok=0,fail=0,total=paths.length;function finish(){if(fail==0)onload();else onerror()}paths.forEach(path=>{var putRequest=files.put(FS.analyzePath(path).object.contents,path);putRequest.onsuccess=()=>{ok++;if(ok+fail==total)finish()};putRequest.onerror=()=>{fail++;if(ok+fail==total)finish()}});transaction.onerror=onerror};openRequest.onerror=onerror},loadFilesFromDB:(paths,onload,onerror)=>{onload=onload||(()=>{});onerror=onerror||(()=>{});var indexedDB=FS.indexedDB();try{var openRequest=indexedDB.open(FS.DB_NAME(),FS.DB_VERSION)}catch(e){return onerror(e)}openRequest.onupgradeneeded=onerror;openRequest.onsuccess=()=>{var db=openRequest.result;try{var transaction=db.transaction([FS.DB_STORE_NAME],"readonly")}catch(e){onerror(e);return}var files=transaction.objectStore(FS.DB_STORE_NAME);var ok=0,fail=0,total=paths.length;function finish(){if(fail==0)onload();else onerror()}paths.forEach(path=>{var getRequest=files.get(path);getRequest.onsuccess=()=>{if(FS.analyzePath(path).exists){FS.unlink(path)}FS.createDataFile(PATH.dirname(path),PATH.basename(path),getRequest.result,true,true,true);ok++;if(ok+fail==total)finish()};getRequest.onerror=()=>{fail++;if(ok+fail==total)finish()}});transaction.onerror=onerror};openRequest.onerror=onerror}};var SYSCALLS={DEFAULT_POLLMASK:5,calculateAt:function(dirfd,path,allowEmpty){if(PATH.isAbs(path)){return path}var dir;if(dirfd===-100){dir=FS.cwd()}else{var dirstream=FS.getStream(dirfd);if(!dirstream)throw new FS.ErrnoError(8);dir=dirstream.path}if(path.length==0){if(!allowEmpty){throw new FS.ErrnoError(44)}return dir}return PATH.join2(dir,path)},doStat:function(func,path,buf){try{var stat=func(path)}catch(e){if(e&&e.node&&PATH.normalize(path)!==PATH.normalize(FS.getPath(e.node))){return-54}throw e}HEAP32[buf>>2]=stat.dev;HEAP32[buf+4>>2]=0;HEAP32[buf+8>>2]=stat.ino;HEAP32[buf+12>>2]=stat.mode;HEAP32[buf+16>>2]=stat.nlink;HEAP32[buf+20>>2]=stat.uid;HEAP32[buf+24>>2]=stat.gid;HEAP32[buf+28>>2]=stat.rdev;HEAP32[buf+32>>2]=0;tempI64=[stat.size>>>0,(tempDouble=stat.size,+Math.abs(tempDouble)>=1?tempDouble>0?(Math.min(+Math.floor(tempDouble/4294967296),4294967295)|0)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+40>>2]=tempI64[0],HEAP32[buf+44>>2]=tempI64[1];HEAP32[buf+48>>2]=4096;HEAP32[buf+52>>2]=stat.blocks;HEAP32[buf+56>>2]=stat.atime.getTime()/1e3|0;HEAP32[buf+60>>2]=0;HEAP32[buf+64>>2]=stat.mtime.getTime()/1e3|0;HEAP32[buf+68>>2]=0;HEAP32[buf+72>>2]=stat.ctime.getTime()/1e3|0;HEAP32[buf+76>>2]=0;tempI64=[stat.ino>>>0,(tempDouble=stat.ino,+Math.abs(tempDouble)>=1?tempDouble>0?(Math.min(+Math.floor(tempDouble/4294967296),4294967295)|0)>>>0:~~+Math.ceil((tempDouble-+(~~tempDouble>>>0))/4294967296)>>>0:0)],HEAP32[buf+80>>2]=tempI64[0],HEAP32[buf+84>>2]=tempI64[1];return 0},doMsync:function(addr,stream,len,flags,offset){var buffer=HEAPU8.slice(addr,addr+len);FS.msync(stream,buffer,offset,len,flags)},varargs:undefined,get:function(){SYSCALLS.varargs+=4;var ret=HEAP32[SYSCALLS.varargs-4>>2];return ret},getStr:function(ptr){var ret=UTF8ToString(ptr);return ret},getStreamFromFD:function(fd){var stream=FS.getStream(fd);if(!stream)throw new FS.ErrnoError(8);return stream}};function ___syscall_fadvise64(fd,offset,len,advice){return 0}function setErrNo(value){HEAP32[___errno_location()>>2]=value;return value}function ___syscall_fcntl64(fd,cmd,varargs){SYSCALLS.varargs=varargs;try{var stream=SYSCALLS.getStreamFromFD(fd);switch(cmd){case 0:{var arg=SYSCALLS.get();if(arg<0){return-28}var newStream;newStream=FS.createStream(stream,arg);return newStream.fd}case 1:case 2:return 0;case 3:return stream.flags;case 4:{var arg=SYSCALLS.get();stream.flags|=arg;return 0}case 5:{var arg=SYSCALLS.get();var offset=0;HEAP16[arg+offset>>1]=2;return 0}case 6:case 7:return 0;case 16:case 8:return-28;case 9:setErrNo(28);return-1;default:{return-28}}}catch(e){if(typeof FS=="undefined"||!(e instanceof FS.ErrnoError))throw e;return-e.errno}}function ___syscall_fstat64(fd,buf){try{var stream=SYSCALLS.getStreamFromFD(fd);return SYSCALLS.doStat(FS.stat,stream.path,buf)}catch(e){if(typeof FS=="undefined"||!(e instanceof FS.ErrnoError))throw e;return-e.errno}}function ___syscall_lstat64(path,buf){try{path=SYSCALLS.getStr(path);return SYSCALLS.doStat(FS.lstat,path,buf)}catch(e){if(typeof FS=="undefined"||!(e instanceof FS.ErrnoError))throw e;return-e.errno}}function ___syscall_newfstatat(dirfd,path,buf,flags){try{path=SYSCALLS.getStr(path);var nofollow=flags&256;var allowEmpty=flags&4096;flags=flags&~4352;path=SYSCALLS.calculateAt(dirfd,path,allowEmpty);return SYSCALLS.doStat(nofollow?FS.lstat:FS.stat,path,buf)}catch(e){if(typeof FS=="undefined"||!(e instanceof FS.ErrnoError))throw e;return-e.errno}}function ___syscall_openat(dirfd,path,flags,varargs){SYSCALLS.varargs=varargs;try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);var mode=varargs?SYSCALLS.get():0;return FS.open(path,flags,mode).fd}catch(e){if(typeof FS=="undefined"||!(e instanceof FS.ErrnoError))throw e;return-e.errno}}function ___syscall_stat64(path,buf){try{path=SYSCALLS.getStr(path);return SYSCALLS.doStat(FS.stat,path,buf)}catch(e){if(typeof FS=="undefined"||!(e instanceof FS.ErrnoError))throw e;return-e.errno}}function ___syscall_unlinkat(dirfd,path,flags){try{path=SYSCALLS.getStr(path);path=SYSCALLS.calculateAt(dirfd,path);if(flags===0){FS.unlink(path)}else if(flags===512){FS.rmdir(path)}else{abort("Invalid flags passed to unlinkat")}return 0}catch(e){if(typeof FS=="undefined"||!(e instanceof FS.ErrnoError))throw e;return-e.errno}}function __embind_register_bigint(primitiveType,name,size,minRange,maxRange){}function getShiftFromSize(size){switch(size){case 1:return 0;case 2:return 1;case 4:return 2;case 8:return 3;default:throw new TypeError("Unknown type size: "+size)}}function embind_init_charCodes(){var codes=new Array(256);for(var i=0;i<256;++i){codes[i]=String.fromCharCode(i)}embind_charCodes=codes}var embind_charCodes=undefined;function readLatin1String(ptr){var ret="";var c=ptr;while(HEAPU8[c]){ret+=embind_charCodes[HEAPU8[c++]]}return ret}var awaitingDependencies={};var registeredTypes={};var typeDependencies={};var char_0=48;var char_9=57;function makeLegalFunctionName(name){if(undefined===name){return"_unknown"}name=name.replace(/[^a-zA-Z0-9_]/g,"$");var f=name.charCodeAt(0);if(f>=char_0&&f<=char_9){return"_"+name}return name}function createNamedFunction(name,body){name=makeLegalFunctionName(name);return new Function("body","return function "+name+"() {\n"+' "use strict";'+" return body.apply(this, arguments);\n"+"};\n")(body)}function extendError(baseErrorType,errorName){var errorClass=createNamedFunction(errorName,function(message){this.name=errorName;this.message=message;var stack=new Error(message).stack;if(stack!==undefined){this.stack=this.toString()+"\n"+stack.replace(/^Error(:[^\n]*)?\n/,"")}});errorClass.prototype=Object.create(baseErrorType.prototype);errorClass.prototype.constructor=errorClass;errorClass.prototype.toString=function(){if(this.message===undefined){return this.name}else{return this.name+": "+this.message}};return errorClass}var BindingError=undefined;function throwBindingError(message){throw new BindingError(message)}var InternalError=undefined;function throwInternalError(message){throw new InternalError(message)}function whenDependentTypesAreResolved(myTypes,dependentTypes,getTypeConverters){myTypes.forEach(function(type){typeDependencies[type]=dependentTypes});function onComplete(typeConverters){var myTypeConverters=getTypeConverters(typeConverters);if(myTypeConverters.length!==myTypes.length){throwInternalError("Mismatched type converter count")}for(var i=0;i{if(registeredTypes.hasOwnProperty(dt)){typeConverters[i]=registeredTypes[dt]}else{unregisteredTypes.push(dt);if(!awaitingDependencies.hasOwnProperty(dt)){awaitingDependencies[dt]=[]}awaitingDependencies[dt].push(()=>{typeConverters[i]=registeredTypes[dt];++registered;if(registered===unregisteredTypes.length){onComplete(typeConverters)}})}});if(0===unregisteredTypes.length){onComplete(typeConverters)}}function registerType(rawType,registeredInstance,options={}){if(!("argPackAdvance"in registeredInstance)){throw new TypeError("registerType registeredInstance requires argPackAdvance")}var name=registeredInstance.name;if(!rawType){throwBindingError('type "'+name+'" must have a positive integer typeid pointer')}if(registeredTypes.hasOwnProperty(rawType)){if(options.ignoreDuplicateRegistrations){return}else{throwBindingError("Cannot register type '"+name+"' twice")}}registeredTypes[rawType]=registeredInstance;delete typeDependencies[rawType];if(awaitingDependencies.hasOwnProperty(rawType)){var callbacks=awaitingDependencies[rawType];delete awaitingDependencies[rawType];callbacks.forEach(cb=>cb())}}function __embind_register_bool(rawType,name,size,trueValue,falseValue){var shift=getShiftFromSize(size);name=readLatin1String(name);registerType(rawType,{name:name,"fromWireType":function(wt){return!!wt},"toWireType":function(destructors,o){return o?trueValue:falseValue},"argPackAdvance":8,"readValueFromPointer":function(pointer){var heap;if(size===1){heap=HEAP8}else if(size===2){heap=HEAP16}else if(size===4){heap=HEAP32}else{throw new TypeError("Unknown boolean type size: "+name)}return this["fromWireType"](heap[pointer>>shift])},destructorFunction:null})}function ClassHandle_isAliasOf(other){if(!(this instanceof ClassHandle)){return false}if(!(other instanceof ClassHandle)){return false}var leftClass=this.$$.ptrType.registeredClass;var left=this.$$.ptr;var rightClass=other.$$.ptrType.registeredClass;var right=other.$$.ptr;while(leftClass.baseClass){left=leftClass.upcast(left);leftClass=leftClass.baseClass}while(rightClass.baseClass){right=rightClass.upcast(right);rightClass=rightClass.baseClass}return leftClass===rightClass&&left===right}function shallowCopyInternalPointer(o){return{count:o.count,deleteScheduled:o.deleteScheduled,preservePointerOnDelete:o.preservePointerOnDelete,ptr:o.ptr,ptrType:o.ptrType,smartPtr:o.smartPtr,smartPtrType:o.smartPtrType}}function throwInstanceAlreadyDeleted(obj){function getInstanceTypeName(handle){return handle.$$.ptrType.registeredClass.name}throwBindingError(getInstanceTypeName(obj)+" instance already deleted")}var finalizationRegistry=false;function detachFinalizer(handle){}function runDestructor($$){if($$.smartPtr){$$.smartPtrType.rawDestructor($$.smartPtr)}else{$$.ptrType.registeredClass.rawDestructor($$.ptr)}}function releaseClassHandle($$){$$.count.value-=1;var toDelete=0===$$.count.value;if(toDelete){runDestructor($$)}}function downcastPointer(ptr,ptrClass,desiredClass){if(ptrClass===desiredClass){return ptr}if(undefined===desiredClass.baseClass){return null}var rv=downcastPointer(ptr,ptrClass,desiredClass.baseClass);if(rv===null){return null}return desiredClass.downcast(rv)}var registeredPointers={};function getInheritedInstanceCount(){return Object.keys(registeredInstances).length}function getLiveInheritedInstances(){var rv=[];for(var k in registeredInstances){if(registeredInstances.hasOwnProperty(k)){rv.push(registeredInstances[k])}}return rv}var deletionQueue=[];function flushPendingDeletes(){while(deletionQueue.length){var obj=deletionQueue.pop();obj.$$.deleteScheduled=false;obj["delete"]()}}var delayFunction=undefined;function setDelayFunction(fn){delayFunction=fn;if(deletionQueue.length&&delayFunction){delayFunction(flushPendingDeletes)}}function init_embind(){Module["getInheritedInstanceCount"]=getInheritedInstanceCount;Module["getLiveInheritedInstances"]=getLiveInheritedInstances;Module["flushPendingDeletes"]=flushPendingDeletes;Module["setDelayFunction"]=setDelayFunction}var registeredInstances={};function getBasestPointer(class_,ptr){if(ptr===undefined){throwBindingError("ptr should not be undefined")}while(class_.baseClass){ptr=class_.upcast(ptr);class_=class_.baseClass}return ptr}function getInheritedInstance(class_,ptr){ptr=getBasestPointer(class_,ptr);return registeredInstances[ptr]}function makeClassHandle(prototype,record){if(!record.ptrType||!record.ptr){throwInternalError("makeClassHandle requires ptr and ptrType")}var hasSmartPtrType=!!record.smartPtrType;var hasSmartPtr=!!record.smartPtr;if(hasSmartPtrType!==hasSmartPtr){throwInternalError("Both smartPtrType and smartPtr must be specified")}record.count={value:1};return attachFinalizer(Object.create(prototype,{$$:{value:record}}))}function RegisteredPointer_fromWireType(ptr){var rawPointer=this.getPointee(ptr);if(!rawPointer){this.destructor(ptr);return null}var registeredInstance=getInheritedInstance(this.registeredClass,rawPointer);if(undefined!==registeredInstance){if(0===registeredInstance.$$.count.value){registeredInstance.$$.ptr=rawPointer;registeredInstance.$$.smartPtr=ptr;return registeredInstance["clone"]()}else{var rv=registeredInstance["clone"]();this.destructor(ptr);return rv}}function makeDefaultHandle(){if(this.isSmartPointer){return makeClassHandle(this.registeredClass.instancePrototype,{ptrType:this.pointeeType,ptr:rawPointer,smartPtrType:this,smartPtr:ptr})}else{return makeClassHandle(this.registeredClass.instancePrototype,{ptrType:this,ptr:ptr})}}var actualType=this.registeredClass.getActualType(rawPointer);var registeredPointerRecord=registeredPointers[actualType];if(!registeredPointerRecord){return makeDefaultHandle.call(this)}var toType;if(this.isConst){toType=registeredPointerRecord.constPointerType}else{toType=registeredPointerRecord.pointerType}var dp=downcastPointer(rawPointer,this.registeredClass,toType.registeredClass);if(dp===null){return makeDefaultHandle.call(this)}if(this.isSmartPointer){return makeClassHandle(toType.registeredClass.instancePrototype,{ptrType:toType,ptr:dp,smartPtrType:this,smartPtr:ptr})}else{return makeClassHandle(toType.registeredClass.instancePrototype,{ptrType:toType,ptr:dp})}}function attachFinalizer(handle){if("undefined"===typeof FinalizationRegistry){attachFinalizer=handle=>handle;return handle}finalizationRegistry=new FinalizationRegistry(info=>{releaseClassHandle(info.$$)});attachFinalizer=handle=>{var $$=handle.$$;var hasSmartPtr=!!$$.smartPtr;if(hasSmartPtr){var info={$$:$$};finalizationRegistry.register(handle,info,handle)}return handle};detachFinalizer=handle=>finalizationRegistry.unregister(handle);return attachFinalizer(handle)}function ClassHandle_clone(){if(!this.$$.ptr){throwInstanceAlreadyDeleted(this)}if(this.$$.preservePointerOnDelete){this.$$.count.value+=1;return this}else{var clone=attachFinalizer(Object.create(Object.getPrototypeOf(this),{$$:{value:shallowCopyInternalPointer(this.$$)}}));clone.$$.count.value+=1;clone.$$.deleteScheduled=false;return clone}}function ClassHandle_delete(){if(!this.$$.ptr){throwInstanceAlreadyDeleted(this)}if(this.$$.deleteScheduled&&!this.$$.preservePointerOnDelete){throwBindingError("Object already scheduled for deletion")}detachFinalizer(this);releaseClassHandle(this.$$);if(!this.$$.preservePointerOnDelete){this.$$.smartPtr=undefined;this.$$.ptr=undefined}}function ClassHandle_isDeleted(){return!this.$$.ptr}function ClassHandle_deleteLater(){if(!this.$$.ptr){throwInstanceAlreadyDeleted(this)}if(this.$$.deleteScheduled&&!this.$$.preservePointerOnDelete){throwBindingError("Object already scheduled for deletion")}deletionQueue.push(this);if(deletionQueue.length===1&&delayFunction){delayFunction(flushPendingDeletes)}this.$$.deleteScheduled=true;return this}function init_ClassHandle(){ClassHandle.prototype["isAliasOf"]=ClassHandle_isAliasOf;ClassHandle.prototype["clone"]=ClassHandle_clone;ClassHandle.prototype["delete"]=ClassHandle_delete;ClassHandle.prototype["isDeleted"]=ClassHandle_isDeleted;ClassHandle.prototype["deleteLater"]=ClassHandle_deleteLater}function ClassHandle(){}function ensureOverloadTable(proto,methodName,humanName){if(undefined===proto[methodName].overloadTable){var prevFunc=proto[methodName];proto[methodName]=function(){if(!proto[methodName].overloadTable.hasOwnProperty(arguments.length)){throwBindingError("Function '"+humanName+"' called with an invalid number of arguments ("+arguments.length+") - expects one of ("+proto[methodName].overloadTable+")!")}return proto[methodName].overloadTable[arguments.length].apply(this,arguments)};proto[methodName].overloadTable=[];proto[methodName].overloadTable[prevFunc.argCount]=prevFunc}}function exposePublicSymbol(name,value,numArguments){if(Module.hasOwnProperty(name)){if(undefined===numArguments||undefined!==Module[name].overloadTable&&undefined!==Module[name].overloadTable[numArguments]){throwBindingError("Cannot register public name '"+name+"' twice")}ensureOverloadTable(Module,name,name);if(Module.hasOwnProperty(numArguments)){throwBindingError("Cannot register multiple overloads of a function with the same number of arguments ("+numArguments+")!")}Module[name].overloadTable[numArguments]=value}else{Module[name]=value;if(undefined!==numArguments){Module[name].numArguments=numArguments}}}function RegisteredClass(name,constructor,instancePrototype,rawDestructor,baseClass,getActualType,upcast,downcast){this.name=name;this.constructor=constructor;this.instancePrototype=instancePrototype;this.rawDestructor=rawDestructor;this.baseClass=baseClass;this.getActualType=getActualType;this.upcast=upcast;this.downcast=downcast;this.pureVirtualFunctions=[]}function upcastPointer(ptr,ptrClass,desiredClass){while(ptrClass!==desiredClass){if(!ptrClass.upcast){throwBindingError("Expected null or instance of "+desiredClass.name+", got an instance of "+ptrClass.name)}ptr=ptrClass.upcast(ptr);ptrClass=ptrClass.baseClass}return ptr}function constNoSmartPtrRawPointerToWireType(destructors,handle){if(handle===null){if(this.isReference){throwBindingError("null is not a valid "+this.name)}return 0}if(!handle.$$){throwBindingError('Cannot pass "'+_embind_repr(handle)+'" as a '+this.name)}if(!handle.$$.ptr){throwBindingError("Cannot pass deleted object as a pointer of type "+this.name)}var handleClass=handle.$$.ptrType.registeredClass;var ptr=upcastPointer(handle.$$.ptr,handleClass,this.registeredClass);return ptr}function genericPointerToWireType(destructors,handle){var ptr;if(handle===null){if(this.isReference){throwBindingError("null is not a valid "+this.name)}if(this.isSmartPointer){ptr=this.rawConstructor();if(destructors!==null){destructors.push(this.rawDestructor,ptr)}return ptr}else{return 0}}if(!handle.$$){throwBindingError('Cannot pass "'+_embind_repr(handle)+'" as a '+this.name)}if(!handle.$$.ptr){throwBindingError("Cannot pass deleted object as a pointer of type "+this.name)}if(!this.isConst&&handle.$$.ptrType.isConst){throwBindingError("Cannot convert argument of type "+(handle.$$.smartPtrType?handle.$$.smartPtrType.name:handle.$$.ptrType.name)+" to parameter type "+this.name)}var handleClass=handle.$$.ptrType.registeredClass;ptr=upcastPointer(handle.$$.ptr,handleClass,this.registeredClass);if(this.isSmartPointer){if(undefined===handle.$$.smartPtr){throwBindingError("Passing raw pointer to smart pointer is illegal")}switch(this.sharingPolicy){case 0:if(handle.$$.smartPtrType===this){ptr=handle.$$.smartPtr}else{throwBindingError("Cannot convert argument of type "+(handle.$$.smartPtrType?handle.$$.smartPtrType.name:handle.$$.ptrType.name)+" to parameter type "+this.name)}break;case 1:ptr=handle.$$.smartPtr;break;case 2:if(handle.$$.smartPtrType===this){ptr=handle.$$.smartPtr}else{var clonedHandle=handle["clone"]();ptr=this.rawShare(ptr,Emval.toHandle(function(){clonedHandle["delete"]()}));if(destructors!==null){destructors.push(this.rawDestructor,ptr)}}break;default:throwBindingError("Unsupporting sharing policy")}}return ptr}function nonConstNoSmartPtrRawPointerToWireType(destructors,handle){if(handle===null){if(this.isReference){throwBindingError("null is not a valid "+this.name)}return 0}if(!handle.$$){throwBindingError('Cannot pass "'+_embind_repr(handle)+'" as a '+this.name)}if(!handle.$$.ptr){throwBindingError("Cannot pass deleted object as a pointer of type "+this.name)}if(handle.$$.ptrType.isConst){throwBindingError("Cannot convert argument of type "+handle.$$.ptrType.name+" to parameter type "+this.name)}var handleClass=handle.$$.ptrType.registeredClass;var ptr=upcastPointer(handle.$$.ptr,handleClass,this.registeredClass);return ptr}function simpleReadValueFromPointer(pointer){return this["fromWireType"](HEAPU32[pointer>>2])}function RegisteredPointer_getPointee(ptr){if(this.rawGetPointee){ptr=this.rawGetPointee(ptr)}return ptr}function RegisteredPointer_destructor(ptr){if(this.rawDestructor){this.rawDestructor(ptr)}}function RegisteredPointer_deleteObject(handle){if(handle!==null){handle["delete"]()}}function init_RegisteredPointer(){RegisteredPointer.prototype.getPointee=RegisteredPointer_getPointee;RegisteredPointer.prototype.destructor=RegisteredPointer_destructor;RegisteredPointer.prototype["argPackAdvance"]=8;RegisteredPointer.prototype["readValueFromPointer"]=simpleReadValueFromPointer;RegisteredPointer.prototype["deleteObject"]=RegisteredPointer_deleteObject;RegisteredPointer.prototype["fromWireType"]=RegisteredPointer_fromWireType}function RegisteredPointer(name,registeredClass,isReference,isConst,isSmartPointer,pointeeType,sharingPolicy,rawGetPointee,rawConstructor,rawShare,rawDestructor){this.name=name;this.registeredClass=registeredClass;this.isReference=isReference;this.isConst=isConst;this.isSmartPointer=isSmartPointer;this.pointeeType=pointeeType;this.sharingPolicy=sharingPolicy;this.rawGetPointee=rawGetPointee;this.rawConstructor=rawConstructor;this.rawShare=rawShare;this.rawDestructor=rawDestructor;if(!isSmartPointer&®isteredClass.baseClass===undefined){if(isConst){this["toWireType"]=constNoSmartPtrRawPointerToWireType;this.destructorFunction=null}else{this["toWireType"]=nonConstNoSmartPtrRawPointerToWireType;this.destructorFunction=null}}else{this["toWireType"]=genericPointerToWireType}}function replacePublicSymbol(name,value,numArguments){if(!Module.hasOwnProperty(name)){throwInternalError("Replacing nonexistant public symbol")}if(undefined!==Module[name].overloadTable&&undefined!==numArguments){Module[name].overloadTable[numArguments]=value}else{Module[name]=value;Module[name].argCount=numArguments}}function dynCallLegacy(sig,ptr,args){var f=Module["dynCall_"+sig];return args&&args.length?f.apply(null,[ptr].concat(args)):f.call(null,ptr)}function dynCall(sig,ptr,args){if(sig.includes("j")){return dynCallLegacy(sig,ptr,args)}return getWasmTableEntry(ptr).apply(null,args)}function getDynCaller(sig,ptr){var argCache=[];return function(){argCache.length=0;Object.assign(argCache,arguments);return dynCall(sig,ptr,argCache)}}function embind__requireFunction(signature,rawFunction){signature=readLatin1String(signature);function makeDynCaller(){if(signature.includes("j")){return getDynCaller(signature,rawFunction)}return getWasmTableEntry(rawFunction)}var fp=makeDynCaller();if(typeof fp!="function"){throwBindingError("unknown function pointer with signature "+signature+": "+rawFunction)}return fp}var UnboundTypeError=undefined;function getTypeName(type){var ptr=___getTypeName(type);var rv=readLatin1String(ptr);_free(ptr);return rv}function throwUnboundTypeError(message,types){var unboundTypes=[];var seen={};function visit(type){if(seen[type]){return}if(registeredTypes[type]){return}if(typeDependencies[type]){typeDependencies[type].forEach(visit);return}unboundTypes.push(type);seen[type]=true}types.forEach(visit);throw new UnboundTypeError(message+": "+unboundTypes.map(getTypeName).join([", "]))}function __embind_register_class(rawType,rawPointerType,rawConstPointerType,baseClassRawType,getActualTypeSignature,getActualType,upcastSignature,upcast,downcastSignature,downcast,name,destructorSignature,rawDestructor){name=readLatin1String(name);getActualType=embind__requireFunction(getActualTypeSignature,getActualType);if(upcast){upcast=embind__requireFunction(upcastSignature,upcast)}if(downcast){downcast=embind__requireFunction(downcastSignature,downcast)}rawDestructor=embind__requireFunction(destructorSignature,rawDestructor);var legalFunctionName=makeLegalFunctionName(name);exposePublicSymbol(legalFunctionName,function(){throwUnboundTypeError("Cannot construct "+name+" due to unbound types",[baseClassRawType])});whenDependentTypesAreResolved([rawType,rawPointerType,rawConstPointerType],baseClassRawType?[baseClassRawType]:[],function(base){base=base[0];var baseClass;var basePrototype;if(baseClassRawType){baseClass=base.registeredClass;basePrototype=baseClass.instancePrototype}else{basePrototype=ClassHandle.prototype}var constructor=createNamedFunction(legalFunctionName,function(){if(Object.getPrototypeOf(this)!==instancePrototype){throw new BindingError("Use 'new' to construct "+name)}if(undefined===registeredClass.constructor_body){throw new BindingError(name+" has no accessible constructor")}var body=registeredClass.constructor_body[arguments.length];if(undefined===body){throw new BindingError("Tried to invoke ctor of "+name+" with invalid number of parameters ("+arguments.length+") - expected ("+Object.keys(registeredClass.constructor_body).toString()+") parameters instead!")}return body.apply(this,arguments)});var instancePrototype=Object.create(basePrototype,{constructor:{value:constructor}});constructor.prototype=instancePrototype;var registeredClass=new RegisteredClass(name,constructor,instancePrototype,rawDestructor,baseClass,getActualType,upcast,downcast);var referenceConverter=new RegisteredPointer(name,registeredClass,true,false,false);var pointerConverter=new RegisteredPointer(name+"*",registeredClass,false,false,false);var constPointerConverter=new RegisteredPointer(name+" const*",registeredClass,false,true,false);registeredPointers[rawType]={pointerType:pointerConverter,constPointerType:constPointerConverter};replacePublicSymbol(legalFunctionName,constructor);return[referenceConverter,pointerConverter,constPointerConverter]})}function heap32VectorToArray(count,firstElement){var array=[];for(var i=0;i>2)+i])}return array}function runDestructors(destructors){while(destructors.length){var ptr=destructors.pop();var del=destructors.pop();del(ptr)}}function __embind_register_class_constructor(rawClassType,argCount,rawArgTypesAddr,invokerSignature,invoker,rawConstructor){assert(argCount>0);var rawArgTypes=heap32VectorToArray(argCount,rawArgTypesAddr);invoker=embind__requireFunction(invokerSignature,invoker);whenDependentTypesAreResolved([],[rawClassType],function(classType){classType=classType[0];var humanName="constructor "+classType.name;if(undefined===classType.registeredClass.constructor_body){classType.registeredClass.constructor_body=[]}if(undefined!==classType.registeredClass.constructor_body[argCount-1]){throw new BindingError("Cannot register multiple constructors with identical number of parameters ("+(argCount-1)+") for class '"+classType.name+"'! Overload resolution is currently only performed using the parameter count, not actual type info!")}classType.registeredClass.constructor_body[argCount-1]=()=>{throwUnboundTypeError("Cannot construct "+classType.name+" due to unbound types",rawArgTypes)};whenDependentTypesAreResolved([],rawArgTypes,function(argTypes){argTypes.splice(1,0,null);classType.registeredClass.constructor_body[argCount-1]=craftInvokerFunction(humanName,argTypes,null,invoker,rawConstructor);return[]});return[]})}function new_(constructor,argumentList){if(!(constructor instanceof Function)){throw new TypeError("new_ called with constructor type "+typeof constructor+" which is not a function")}var dummy=createNamedFunction(constructor.name||"unknownFunctionName",function(){});dummy.prototype=constructor.prototype;var obj=new dummy;var r=constructor.apply(obj,argumentList);return r instanceof Object?r:obj}function craftInvokerFunction(humanName,argTypes,classType,cppInvokerFunc,cppTargetFunc){var argCount=argTypes.length;if(argCount<2){throwBindingError("argTypes array size mismatch! Must at least get return value and 'this' types!")}var isClassMethodFunc=argTypes[1]!==null&&classType!==null;var needsDestructorStack=false;for(var i=1;i0?", ":"")+argsListWired}invokerFnBody+=(returns?"var rv = ":"")+"invoker(fn"+(argsListWired.length>0?", ":"")+argsListWired+");\n";if(needsDestructorStack){invokerFnBody+="runDestructors(destructors);\n"}else{for(var i=isClassMethodFunc?1:2;i4&&0===--emval_handle_array[handle].refcount){emval_handle_array[handle]=undefined;emval_free_list.push(handle)}}function count_emval_handles(){var count=0;for(var i=5;i{if(!handle){throwBindingError("Cannot use deleted val. handle = "+handle)}return emval_handle_array[handle].value},toHandle:value=>{switch(value){case undefined:return 1;case null:return 2;case true:return 3;case false:return 4;default:{var handle=emval_free_list.length?emval_free_list.pop():emval_handle_array.length;emval_handle_array[handle]={refcount:1,value:value};return handle}}}};function __embind_register_emval(rawType,name){name=readLatin1String(name);registerType(rawType,{name:name,"fromWireType":function(handle){var rv=Emval.toValue(handle);__emval_decref(handle);return rv},"toWireType":function(destructors,value){return Emval.toHandle(value)},"argPackAdvance":8,"readValueFromPointer":simpleReadValueFromPointer,destructorFunction:null})}function _embind_repr(v){if(v===null){return"null"}var t=typeof v;if(t==="object"||t==="array"||t==="function"){return v.toString()}else{return""+v}}function floatReadValueFromPointer(name,shift){switch(shift){case 2:return function(pointer){return this["fromWireType"](HEAPF32[pointer>>2])};case 3:return function(pointer){return this["fromWireType"](HEAPF64[pointer>>3])};default:throw new TypeError("Unknown float type: "+name)}}function __embind_register_float(rawType,name,size){var shift=getShiftFromSize(size);name=readLatin1String(name);registerType(rawType,{name:name,"fromWireType":function(value){return value},"toWireType":function(destructors,value){return value},"argPackAdvance":8,"readValueFromPointer":floatReadValueFromPointer(name,shift),destructorFunction:null})}function __embind_register_function(name,argCount,rawArgTypesAddr,signature,rawInvoker,fn){var argTypes=heap32VectorToArray(argCount,rawArgTypesAddr);name=readLatin1String(name);rawInvoker=embind__requireFunction(signature,rawInvoker);exposePublicSymbol(name,function(){throwUnboundTypeError("Cannot call "+name+" due to unbound types",argTypes)},argCount-1);whenDependentTypesAreResolved([],argTypes,function(argTypes){var invokerArgsArray=[argTypes[0],null].concat(argTypes.slice(1));replacePublicSymbol(name,craftInvokerFunction(name,invokerArgsArray,null,rawInvoker,fn),argCount-1);return[]})}function integerReadValueFromPointer(name,shift,signed){switch(shift){case 0:return signed?function readS8FromPointer(pointer){return HEAP8[pointer]}:function readU8FromPointer(pointer){return HEAPU8[pointer]};case 1:return signed?function readS16FromPointer(pointer){return HEAP16[pointer>>1]}:function readU16FromPointer(pointer){return HEAPU16[pointer>>1]};case 2:return signed?function readS32FromPointer(pointer){return HEAP32[pointer>>2]}:function readU32FromPointer(pointer){return HEAPU32[pointer>>2]};default:throw new TypeError("Unknown integer type: "+name)}}function __embind_register_integer(primitiveType,name,size,minRange,maxRange){name=readLatin1String(name);if(maxRange===-1){maxRange=4294967295}var shift=getShiftFromSize(size);var fromWireType=value=>value;if(minRange===0){var bitshift=32-8*size;fromWireType=value=>value<>>bitshift}var isUnsignedType=name.includes("unsigned");var checkAssertions=(value,toTypeName)=>{};var toWireType;if(isUnsignedType){toWireType=function(destructors,value){checkAssertions(value,this.name);return value>>>0}}else{toWireType=function(destructors,value){checkAssertions(value,this.name);return value}}registerType(primitiveType,{name:name,"fromWireType":fromWireType,"toWireType":toWireType,"argPackAdvance":8,"readValueFromPointer":integerReadValueFromPointer(name,shift,minRange!==0),destructorFunction:null})}function __embind_register_memory_view(rawType,dataTypeIndex,name){var typeMapping=[Int8Array,Uint8Array,Int16Array,Uint16Array,Int32Array,Uint32Array,Float32Array,Float64Array];var TA=typeMapping[dataTypeIndex];function decodeMemoryView(handle){handle=handle>>2;var heap=HEAPU32;var size=heap[handle];var data=heap[handle+1];return new TA(buffer,data,size)}name=readLatin1String(name);registerType(rawType,{name:name,"fromWireType":decodeMemoryView,"argPackAdvance":8,"readValueFromPointer":decodeMemoryView},{ignoreDuplicateRegistrations:true})}function __embind_register_std_string(rawType,name){name=readLatin1String(name);var stdStringIsUTF8=name==="std::string";registerType(rawType,{name:name,"fromWireType":function(value){var length=HEAPU32[value>>2];var str;if(stdStringIsUTF8){var decodeStartPtr=value+4;for(var i=0;i<=length;++i){var currentBytePtr=value+4+i;if(i==length||HEAPU8[currentBytePtr]==0){var maxRead=currentBytePtr-decodeStartPtr;var stringSegment=UTF8ToString(decodeStartPtr,maxRead);if(str===undefined){str=stringSegment}else{str+=String.fromCharCode(0);str+=stringSegment}decodeStartPtr=currentBytePtr+1}}}else{var a=new Array(length);for(var i=0;ilengthBytesUTF8(value)}else{getLength=()=>value.length}var length=getLength();var ptr=_malloc(4+length+1);HEAPU32[ptr>>2]=length;if(stdStringIsUTF8&&valueIsOfTypeString){stringToUTF8(value,ptr+4,length+1)}else{if(valueIsOfTypeString){for(var i=0;i255){_free(ptr);throwBindingError("String has UTF-16 code units that do not fit in 8 bits")}HEAPU8[ptr+4+i]=charCode}}else{for(var i=0;iHEAPU16;shift=1}else if(charSize===4){decodeString=UTF32ToString;encodeString=stringToUTF32;lengthBytesUTF=lengthBytesUTF32;getHeap=()=>HEAPU32;shift=2}registerType(rawType,{name:name,"fromWireType":function(value){var length=HEAPU32[value>>2];var HEAP=getHeap();var str;var decodeStartPtr=value+4;for(var i=0;i<=length;++i){var currentBytePtr=value+4+i*charSize;if(i==length||HEAP[currentBytePtr>>shift]==0){var maxReadBytes=currentBytePtr-decodeStartPtr;var stringSegment=decodeString(decodeStartPtr,maxReadBytes);if(str===undefined){str=stringSegment}else{str+=String.fromCharCode(0);str+=stringSegment}decodeStartPtr=currentBytePtr+charSize}}_free(value);return str},"toWireType":function(destructors,value){if(!(typeof value=="string")){throwBindingError("Cannot pass non-string to C++ string type "+name)}var length=lengthBytesUTF(value);var ptr=_malloc(4+length+charSize);HEAPU32[ptr>>2]=length>>shift;encodeString(value,ptr+4,length+charSize);if(destructors!==null){destructors.push(_free,ptr)}return ptr},"argPackAdvance":8,"readValueFromPointer":simpleReadValueFromPointer,destructorFunction:function(ptr){_free(ptr)}})}function __embind_register_void(rawType,name){name=readLatin1String(name);registerType(rawType,{isVoid:true,name:name,"argPackAdvance":0,"fromWireType":function(){return undefined},"toWireType":function(destructors,o){return undefined}})}function __emval_incref(handle){if(handle>4){emval_handle_array[handle].refcount+=1}}function requireRegisteredType(rawType,humanName){var impl=registeredTypes[rawType];if(undefined===impl){throwBindingError(humanName+" has unknown type "+getTypeName(rawType))}return impl}function __emval_take_value(type,argv){type=requireRegisteredType(type,"_emval_take_value");var v=type["readValueFromPointer"](argv);return Emval.toHandle(v)}function __mmap_js(len,prot,flags,fd,off,allocated){try{var stream=FS.getStream(fd);if(!stream)return-8;var res=FS.mmap(stream,len,off,prot,flags);var ptr=res.ptr;HEAP32[allocated>>2]=res.allocated;return 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date={tm_sec:HEAP32[tm>>2],tm_min:HEAP32[tm+4>>2],tm_hour:HEAP32[tm+8>>2],tm_mday:HEAP32[tm+12>>2],tm_mon:HEAP32[tm+16>>2],tm_year:HEAP32[tm+20>>2],tm_wday:HEAP32[tm+24>>2],tm_yday:HEAP32[tm+28>>2],tm_isdst:HEAP32[tm+32>>2],tm_gmtoff:HEAP32[tm+36>>2],tm_zone:tm_zone?UTF8ToString(tm_zone):""};var pattern=UTF8ToString(format);var EXPANSION_RULES_1={"%c":"%a %b %d %H:%M:%S %Y","%D":"%m/%d/%y","%F":"%Y-%m-%d","%h":"%b","%r":"%I:%M:%S %p","%R":"%H:%M","%T":"%H:%M:%S","%x":"%m/%d/%y","%X":"%H:%M:%S","%Ec":"%c","%EC":"%C","%Ex":"%m/%d/%y","%EX":"%H:%M:%S","%Ey":"%y","%EY":"%Y","%Od":"%d","%Oe":"%e","%OH":"%H","%OI":"%I","%Om":"%m","%OM":"%M","%OS":"%S","%Ou":"%u","%OU":"%U","%OV":"%V","%Ow":"%w","%OW":"%W","%Oy":"%y"};for(var rule in EXPANSION_RULES_1){pattern=pattern.replace(new RegExp(rule,"g"),EXPANSION_RULES_1[rule])}var WEEKDAYS=["Sunday","Monday","Tuesday","Wednesday","Thursday","Friday","Saturday"];var 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b/www/libzim-wasm.electron.dev.js new file mode 100644 index 00000000..7de21768 --- /dev/null +++ b/www/libzim-wasm.electron.dev.js @@ -0,0 +1,8376 @@ + + +// The Module object: Our interface to the outside world. We import +// and export values on it. There are various ways Module can be used: +// 1. Not defined. We create it here +// 2. A function parameter, function(Module) { ..generated code.. } +// 3. pre-run appended it, var Module = {}; ..generated code.. +// 4. External script tag defines var Module. +// We need to check if Module already exists (e.g. case 3 above). +// Substitution will be replaced with actual code on later stage of the build, +// this way Closure Compiler will not mangle it (e.g. case 4. above). +// Note that if you want to run closure, and also to use Module +// after the generated code, you will need to define var Module = {}; +// before the code. Then that object will be used in the code, and you +// can continue to use Module afterwards as well. +var Module = typeof Module != 'undefined' ? Module : {}; + +// See https://caniuse.com/mdn-javascript_builtins_object_assign + +// --pre-jses are emitted after the Module integration code, so that they can +// refer to Module (if they choose; they can also define Module) +self.addEventListener("message", function(e) { + var action = e.data.action; + var path = e.data.path; + var outgoingMessagePort = e.ports[0]; + console.debug("WebWorker called with action=" + action); + if (action === "getEntryByPath") { + var follow = e.data.follow; + var entry = Module[action](path); + if (entry) { + var item = {}; + if (follow || !entry.isRedirect()) { + item = entry.getItem(follow); + // It's necessary to keep an instance of the blob till the end of this block, + // to ensure that the corresponding content is not deleted on the C side. + var blob = item.getData(); + var content = blob.getContent(); + // TODO : is there a more efficient way to make the Array detachable? So that it can be transfered back from the WebWorker without a copy? + var contentArray = new Uint8Array(content); + outgoingMessagePort.postMessage({ content: contentArray, mimetype: item.getMimetype(), isRedirect: entry.isRedirect()}); + } + else { + outgoingMessagePort.postMessage({ content: new Uint8Array(), isRedirect: true, redirectPath: entry.getRedirectEntry().getPath()}); + } + } + else { + outgoingMessagePort.postMessage({ content: new Uint8Array(), mimetype: "unknown", isRedirect: false}); + } + } + else if (action === "search") { + var text = e.data.text; + var numResults = e.data.numResults || 50; + var entries = Module[action](text, numResults); + console.debug("Found nb results = " + entries.size(), entries); + var serializedEntries = []; + for (var i=0; i .zim) + var baseZimFileName = files[0].name.replace(/\.zim..$/, '.zim'); + Module = {}; + Module["onRuntimeInitialized"] = function() { + Module.loadArchive("/work/" + baseZimFileName); + console.debug(assemblerType + " initialized"); + outgoingMessagePort.postMessage("runtime initialized"); + }; + Module["arguments"] = []; + for (let i = 0; i < files.length; i++) { + Module["arguments"].push("/work/" + files[i].name); + } + Module["preRun"] = function() { + FS.mkdir("/work"); + FS.mount(WORKERFS, { + files: files + }, "/work"); + }; + console.debug("baseZimFileName = " + baseZimFileName); + console.debug('Module["arguments"] = ' + Module["arguments"]) + + + +// Sometimes an existing Module object exists with properties +// meant to overwrite the default module functionality. Here +// we collect those properties and reapply _after_ we configure +// the current environment's defaults to avoid having to be so +// defensive during initialization. +var moduleOverrides = Object.assign({}, Module); + +var arguments_ = []; +var thisProgram = './this.program'; +var quit_ = (status, toThrow) => { + throw toThrow; +}; + +// Determine the runtime environment we are in. You can customize this by +// setting the ENVIRONMENT setting at compile time (see settings.js). + +// Attempt to auto-detect the environment +var ENVIRONMENT_IS_WEB = typeof window == 'object'; +var ENVIRONMENT_IS_WORKER = typeof importScripts == 'function'; +// N.b. Electron.js environment is simultaneously a NODE-environment, but +// also a web environment. +var ENVIRONMENT_IS_NODE = typeof process == 'object' && typeof process.versions == 'object' && typeof process.versions.node == 'string'; +var ENVIRONMENT_IS_SHELL = !ENVIRONMENT_IS_WEB && !ENVIRONMENT_IS_NODE && !ENVIRONMENT_IS_WORKER; + +if (Module['ENVIRONMENT']) { + throw new Error('Module.ENVIRONMENT has been deprecated. To force the environment, use the ENVIRONMENT compile-time option (for example, -sENVIRONMENT=web or -sENVIRONMENT=node)'); +} + +// `/` should be present at the end if `scriptDirectory` is not empty +var scriptDirectory = ''; +function locateFile(path) { + if (Module['locateFile']) { + return Module['locateFile'](path, scriptDirectory); + } + return scriptDirectory + path; +} + +// Hooks that are implemented differently in different runtime environments. +var read_, + readAsync, + readBinary, + setWindowTitle; + +// Normally we don't log exceptions but instead let them bubble out the top +// level where the embedding environment (e.g. the browser) can handle +// them. +// However under v8 and node we sometimes exit the process direcly in which case +// its up to use us to log the exception before exiting. +// If we fix https://github.com/emscripten-core/emscripten/issues/15080 +// this may no longer be needed under node. +function logExceptionOnExit(e) { + if (e instanceof ExitStatus) return; + let toLog = e; + if (e && typeof e == 'object' && e.stack) { + toLog = [e, e.stack]; + } + err('exiting due to exception: ' + toLog); +} + +var fs; +var nodePath; +var requireNodeFS; + +if (ENVIRONMENT_IS_NODE) { + if (!(typeof process == 'object' && typeof require == 'function')) throw new Error('not compiled for this environment (did you build to HTML and try to run it not on the web, or set ENVIRONMENT to something - like node - and run it someplace else - like on the web?)'); + if (ENVIRONMENT_IS_WORKER) { + scriptDirectory = require('path').dirname(scriptDirectory) + '/'; + } else { + scriptDirectory = __dirname + '/'; + } + +// include: node_shell_read.js + + +requireNodeFS = () => { + // Use nodePath as the indicator for these not being initialized, + // since in some environments a global fs may have already been + // created. + if (!nodePath) { + fs = require('fs'); + nodePath = require('path'); + } +}; + +read_ = function shell_read(filename, binary) { + requireNodeFS(); + filename = nodePath['normalize'](filename); + return fs.readFileSync(filename, binary ? undefined : 'utf8'); +}; + +readBinary = (filename) => { + var ret = read_(filename, true); + if (!ret.buffer) { + ret = new Uint8Array(ret); + } + assert(ret.buffer); + return ret; +}; + +readAsync = (filename, onload, onerror) => { + requireNodeFS(); + filename = nodePath['normalize'](filename); + fs.readFile(filename, function(err, data) { + if (err) onerror(err); + else onload(data.buffer); + }); +}; + +// end include: node_shell_read.js + if (process['argv'].length > 1) { + thisProgram = process['argv'][1].replace(/\\/g, '/'); + } + + arguments_ = process['argv'].slice(2); + + if (typeof module != 'undefined') { + module['exports'] = Module; + } + + process['on']('uncaughtException', function(ex) { + // suppress ExitStatus exceptions from showing an error + if (!(ex instanceof ExitStatus)) { + throw ex; + } + }); + + // Without this older versions of node (< v15) will log unhandled rejections + // but return 0, which is not normally the desired behaviour. This is + // not be needed with node v15 and about because it is now the default + // behaviour: + // See https://nodejs.org/api/cli.html#cli_unhandled_rejections_mode + process['on']('unhandledRejection', function(reason) { throw reason; }); + + quit_ = (status, toThrow) => { + if (keepRuntimeAlive()) { + process['exitCode'] = status; + throw toThrow; + } + logExceptionOnExit(toThrow); + process['exit'](status); + }; + + Module['inspect'] = function () { return '[Emscripten Module object]'; }; + +} else +if (ENVIRONMENT_IS_SHELL) { + + if ((typeof process == 'object' && typeof require === 'function') || typeof window == 'object' || typeof importScripts == 'function') throw new Error('not compiled for this environment (did you build to HTML and try to run it not on the web, or set ENVIRONMENT to something - like node - and run it someplace else - like on the web?)'); + + if (typeof read != 'undefined') { + read_ = function shell_read(f) { + return read(f); + }; + } + + readBinary = function readBinary(f) { + let data; + if (typeof readbuffer == 'function') { + return new Uint8Array(readbuffer(f)); + } + data = read(f, 'binary'); + assert(typeof data == 'object'); + return data; + }; + + readAsync = function readAsync(f, onload, onerror) { + setTimeout(() => onload(readBinary(f)), 0); + }; + + if (typeof scriptArgs != 'undefined') { + arguments_ = scriptArgs; + } else if (typeof arguments != 'undefined') { + arguments_ = arguments; + } + + if (typeof quit == 'function') { + quit_ = (status, toThrow) => { + logExceptionOnExit(toThrow); + quit(status); + }; + } + + if (typeof print != 'undefined') { + // Prefer to use print/printErr where they exist, as they usually work better. + if (typeof console == 'undefined') console = /** @type{!Console} */({}); + console.log = /** @type{!function(this:Console, ...*): undefined} */ (print); + console.warn = console.error = /** @type{!function(this:Console, ...*): undefined} */ (typeof printErr != 'undefined' ? printErr : print); + } + +} else + +// Note that this includes Node.js workers when relevant (pthreads is enabled). +// Node.js workers are detected as a combination of ENVIRONMENT_IS_WORKER and +// ENVIRONMENT_IS_NODE. +if (ENVIRONMENT_IS_WEB || ENVIRONMENT_IS_WORKER) { + if (ENVIRONMENT_IS_WORKER) { // Check worker, not web, since window could be polyfilled + scriptDirectory = self.location.href; + } else if (typeof document != 'undefined' && document.currentScript) { // web + scriptDirectory = document.currentScript.src; + } + // blob urls look like blob:http://site.com/etc/etc and we cannot infer anything from them. + // otherwise, slice off the final part of the url to find the script directory. + // if scriptDirectory does not contain a slash, lastIndexOf will return -1, + // and scriptDirectory will correctly be replaced with an empty string. + // If scriptDirectory contains a query (starting with ?) or a fragment (starting with #), + // they are removed because they could contain a slash. + if (scriptDirectory.indexOf('blob:') !== 0) { + scriptDirectory = scriptDirectory.substr(0, scriptDirectory.replace(/[?#].*/, "").lastIndexOf('/')+1); + } else { + scriptDirectory = ''; + } + + if (!(typeof window == 'object' || typeof importScripts == 'function')) throw new Error('not compiled for this environment (did you build to HTML and try to run it not on the web, or set ENVIRONMENT to something - like node - and run it someplace else - like on the web?)'); + + // Differentiate the Web Worker from the Node Worker case, as reading must + // be done differently. + { +// include: web_or_worker_shell_read.js + + + read_ = (url) => { + var xhr = new XMLHttpRequest(); + xhr.open('GET', url, false); + xhr.send(null); + return xhr.responseText; + } + + if (ENVIRONMENT_IS_WORKER) { + readBinary = (url) => { + var xhr = new XMLHttpRequest(); + xhr.open('GET', url, false); + xhr.responseType = 'arraybuffer'; + xhr.send(null); + return new Uint8Array(/** @type{!ArrayBuffer} */(xhr.response)); + }; + } + + readAsync = (url, onload, onerror) => { + var xhr = new XMLHttpRequest(); + xhr.open('GET', url, true); + xhr.responseType = 'arraybuffer'; + xhr.onload = () => { + if (xhr.status == 200 || (xhr.status == 0 && xhr.response)) { // file URLs can return 0 + onload(xhr.response); + return; + } + onerror(); + }; + xhr.onerror = onerror; + xhr.send(null); + } + +// end include: web_or_worker_shell_read.js + } + + setWindowTitle = (title) => document.title = title; +} else +{ + throw new Error('environment detection error'); +} + +var out = Module['print'] || console.log.bind(console); +var err = Module['printErr'] || console.warn.bind(console); + +// Merge back in the overrides +Object.assign(Module, moduleOverrides); +// Free the object hierarchy contained in the overrides, this lets the GC +// reclaim data used e.g. in memoryInitializerRequest, which is a large typed array. +moduleOverrides = null; +checkIncomingModuleAPI(); + +// Emit code to handle expected values on the Module object. This applies Module.x +// to the proper local x. This has two benefits: first, we only emit it if it is +// expected to arrive, and second, by using a local everywhere else that can be +// minified. + +if (Module['arguments']) arguments_ = Module['arguments'];legacyModuleProp('arguments', 'arguments_'); + +if (Module['thisProgram']) thisProgram = Module['thisProgram'];legacyModuleProp('thisProgram', 'thisProgram'); + +if (Module['quit']) quit_ = Module['quit'];legacyModuleProp('quit', 'quit_'); + +// perform assertions in shell.js after we set up out() and err(), as otherwise if an assertion fails it cannot print the message +// Assertions on removed incoming Module JS APIs. +assert(typeof Module['memoryInitializerPrefixURL'] == 'undefined', 'Module.memoryInitializerPrefixURL option was removed, use Module.locateFile instead'); +assert(typeof Module['pthreadMainPrefixURL'] == 'undefined', 'Module.pthreadMainPrefixURL option was removed, use Module.locateFile instead'); +assert(typeof Module['cdInitializerPrefixURL'] == 'undefined', 'Module.cdInitializerPrefixURL option was removed, use Module.locateFile instead'); +assert(typeof Module['filePackagePrefixURL'] == 'undefined', 'Module.filePackagePrefixURL option was removed, use Module.locateFile instead'); +assert(typeof Module['read'] == 'undefined', 'Module.read option was removed (modify read_ in JS)'); +assert(typeof Module['readAsync'] == 'undefined', 'Module.readAsync option was removed (modify readAsync in JS)'); +assert(typeof Module['readBinary'] == 'undefined', 'Module.readBinary option was removed (modify readBinary in JS)'); +assert(typeof Module['setWindowTitle'] == 'undefined', 'Module.setWindowTitle option was removed (modify setWindowTitle in JS)'); +assert(typeof Module['TOTAL_MEMORY'] == 'undefined', 'Module.TOTAL_MEMORY has been renamed Module.INITIAL_MEMORY'); +legacyModuleProp('read', 'read_'); +legacyModuleProp('readAsync', 'readAsync'); +legacyModuleProp('readBinary', 'readBinary'); +legacyModuleProp('setWindowTitle', 'setWindowTitle'); +var IDBFS = 'IDBFS is no longer included by default; build with -lidbfs.js'; +var PROXYFS = 'PROXYFS is no longer included by default; build with -lproxyfs.js'; +var WORKERFS = 'WORKERFS is no longer included by default; build with -lworkerfs.js'; + + + +assert(!ENVIRONMENT_IS_SHELL, "shell environment detected but not enabled at build time. Add 'shell' to `-sENVIRONMENT` to enable."); + + + + +var STACK_ALIGN = 16; +var POINTER_SIZE = 4; + +function getNativeTypeSize(type) { + switch (type) { + case 'i1': case 'i8': case 'u8': return 1; + case 'i16': case 'u16': return 2; + case 'i32': case 'u32': return 4; + case 'i64': case 'u64': return 8; + case 'float': return 4; + case 'double': return 8; + default: { + if (type[type.length - 1] === '*') { + return POINTER_SIZE; + } else if (type[0] === 'i') { + const bits = Number(type.substr(1)); + assert(bits % 8 === 0, 'getNativeTypeSize invalid bits ' + bits + ', type ' + type); + return bits / 8; + } else { + return 0; + } + } + } +} + +function warnOnce(text) { + if (!warnOnce.shown) warnOnce.shown = {}; + if (!warnOnce.shown[text]) { + warnOnce.shown[text] = 1; + err(text); + } +} + +// include: runtime_functions.js + + +// This gives correct answers for everything less than 2^{14} = 16384 +// I hope nobody is contemplating functions with 16384 arguments... +function uleb128Encode(n) { + assert(n < 16384); + if (n < 128) { + return [n]; + } + return [(n % 128) | 128, n >> 7]; +} + +// Wraps a JS function as a wasm function with a given signature. +function convertJsFunctionToWasm(func, sig) { + + // If the type reflection proposal is available, use the new + // "WebAssembly.Function" constructor. + // Otherwise, construct a minimal wasm module importing the JS function and + // re-exporting it. + if (typeof WebAssembly.Function == "function") { + var typeNames = { + 'i': 'i32', + 'j': 'i64', + 'f': 'f32', + 'd': 'f64', + 'p': 'i32', + }; + var type = { + parameters: [], + results: sig[0] == 'v' ? [] : [typeNames[sig[0]]] + }; + for (var i = 1; i < sig.length; ++i) { + assert(sig[i] in typeNames, 'invalid signature char: ' + sig[i]); + type.parameters.push(typeNames[sig[i]]); + } + return new WebAssembly.Function(type, func); + } + + // The module is static, with the exception of the type section, which is + // generated based on the signature passed in. + var typeSection = [ + 0x01, // count: 1 + 0x60, // form: func + ]; + var sigRet = sig.slice(0, 1); + var sigParam = sig.slice(1); + var typeCodes = { + 'i': 0x7f, // i32 + 'p': 0x7f, // i32 + 'j': 0x7e, // i64 + 'f': 0x7d, // f32 + 'd': 0x7c, // f64 + }; + + // Parameters, length + signatures + typeSection = typeSection.concat(uleb128Encode(sigParam.length)); + for (var i = 0; i < sigParam.length; ++i) { + assert(sigParam[i] in typeCodes, 'invalid signature char: ' + sigParam[i]); + typeSection.push(typeCodes[sigParam[i]]); + } + + // Return values, length + signatures + // With no multi-return in MVP, either 0 (void) or 1 (anything else) + if (sigRet == 'v') { + typeSection.push(0x00); + } else { + typeSection = typeSection.concat([0x01, typeCodes[sigRet]]); + } + + // Write the section code and overall length of the type section into the + // section header + typeSection = [0x01 /* Type section code */].concat( + uleb128Encode(typeSection.length), + typeSection + ); + + // Rest of the module is static + var bytes = new Uint8Array([ + 0x00, 0x61, 0x73, 0x6d, // magic ("\0asm") + 0x01, 0x00, 0x00, 0x00, // version: 1 + ].concat(typeSection, [ + 0x02, 0x07, // import section + // (import "e" "f" (func 0 (type 0))) + 0x01, 0x01, 0x65, 0x01, 0x66, 0x00, 0x00, + 0x07, 0x05, // export section + // (export "f" (func 0 (type 0))) + 0x01, 0x01, 0x66, 0x00, 0x00, + ])); + + // We can compile this wasm module synchronously because it is very small. + // This accepts an import (at "e.f"), that it reroutes to an export (at "f") + var module = new WebAssembly.Module(bytes); + var instance = new WebAssembly.Instance(module, { + 'e': { + 'f': func + } + }); + var wrappedFunc = instance.exports['f']; + return wrappedFunc; +} + +var freeTableIndexes = []; + +// Weak map of functions in the table to their indexes, created on first use. +var functionsInTableMap; + +function getEmptyTableSlot() { + // Reuse a free index if there is one, otherwise grow. + if (freeTableIndexes.length) { + return freeTableIndexes.pop(); + } + // Grow the table + try { + wasmTable.grow(1); + } catch (err) { + if (!(err instanceof RangeError)) { + throw err; + } + throw 'Unable to grow wasm table. Set ALLOW_TABLE_GROWTH.'; + } + return wasmTable.length - 1; +} + +function updateTableMap(offset, count) { + for (var i = offset; i < offset + count; i++) { + var item = getWasmTableEntry(i); + // Ignore null values. + if (item) { + functionsInTableMap.set(item, i); + } + } +} + +/** + * Add a function to the table. + * 'sig' parameter is required if the function being added is a JS function. + * @param {string=} sig + */ +function addFunction(func, sig) { + assert(typeof func != 'undefined'); + + // Check if the function is already in the table, to ensure each function + // gets a unique index. First, create the map if this is the first use. + if (!functionsInTableMap) { + functionsInTableMap = new WeakMap(); + updateTableMap(0, wasmTable.length); + } + if (functionsInTableMap.has(func)) { + return functionsInTableMap.get(func); + } + + // It's not in the table, add it now. + + var ret = getEmptyTableSlot(); + + // Set the new value. + try { + // Attempting to call this with JS function will cause of table.set() to fail + setWasmTableEntry(ret, func); + } catch (err) { + if (!(err instanceof TypeError)) { + throw err; + } + assert(typeof sig != 'undefined', 'Missing signature argument to addFunction: ' + func); + var wrapped = convertJsFunctionToWasm(func, sig); + setWasmTableEntry(ret, wrapped); + } + + functionsInTableMap.set(func, ret); + + return ret; +} + +function removeFunction(index) { + functionsInTableMap.delete(getWasmTableEntry(index)); + freeTableIndexes.push(index); +} + +// end include: runtime_functions.js +// include: runtime_debug.js + + +function legacyModuleProp(prop, newName) { + if (!Object.getOwnPropertyDescriptor(Module, prop)) { + Object.defineProperty(Module, prop, { + configurable: true, + get: function() { + abort('Module.' + prop + ' has been replaced with plain ' + newName + ' (the initial value can be provided on Module, but after startup the value is only looked for on a local variable of that name)'); + } + }); + } +} + +function ignoredModuleProp(prop) { + if (Object.getOwnPropertyDescriptor(Module, prop)) { + abort('`Module.' + prop + '` was supplied but `' + prop + '` not included in INCOMING_MODULE_JS_API'); + } +} + +function unexportedMessage(sym, isFSSybol) { + var msg = "'" + sym + "' was not exported. add it to EXPORTED_RUNTIME_METHODS (see the FAQ)"; + if (isFSSybol) { + msg += '. Alternatively, forcing filesystem support (-sFORCE_FILESYSTEM) can export this for you'; + } + return msg; +} + +function unexportedRuntimeSymbol(sym, isFSSybol) { + if (!Object.getOwnPropertyDescriptor(Module, sym)) { + Object.defineProperty(Module, sym, { + configurable: true, + get: function() { + abort(unexportedMessage(sym, isFSSybol)); + } + }); + } +} + +function unexportedRuntimeFunction(sym, isFSSybol) { + if (!Object.getOwnPropertyDescriptor(Module, sym)) { + Module[sym] = () => abort(unexportedMessage(sym, isFSSybol)); + } +} + +// end include: runtime_debug.js +var tempRet0 = 0; +var setTempRet0 = (value) => { tempRet0 = value; }; +var getTempRet0 = () => tempRet0; + + + +// === Preamble library stuff === + +// Documentation for the public APIs defined in this file must be updated in: +// site/source/docs/api_reference/preamble.js.rst +// A prebuilt local version of the documentation is available at: +// site/build/text/docs/api_reference/preamble.js.txt +// You can also build docs locally as HTML or other formats in site/ +// An online HTML version (which may be of a different version of Emscripten) +// is up at http://kripken.github.io/emscripten-site/docs/api_reference/preamble.js.html + +var wasmBinary; +if (Module['wasmBinary']) wasmBinary = Module['wasmBinary'];legacyModuleProp('wasmBinary', 'wasmBinary'); +var noExitRuntime = Module['noExitRuntime'] || true;legacyModuleProp('noExitRuntime', 'noExitRuntime'); + +if (typeof WebAssembly != 'object') { + abort('no native wasm support detected'); +} + +// Wasm globals + +var wasmMemory; + +//======================================== +// Runtime essentials +//======================================== + +// whether we are quitting the application. no code should run after this. +// set in exit() and abort() +var ABORT = false; + +// set by exit() and abort(). Passed to 'onExit' handler. +// NOTE: This is also used as the process return code code in shell environments +// but only when noExitRuntime is false. +var EXITSTATUS; + +/** @type {function(*, string=)} */ +function assert(condition, text) { + if (!condition) { + abort('Assertion failed' + (text ? ': ' + text : '')); + } +} + +// Returns the C function with a specified identifier (for C++, you need to do manual name mangling) +function getCFunc(ident) { + var func = Module['_' + ident]; // closure exported function + assert(func, 'Cannot call unknown function ' + ident + ', make sure it is exported'); + return func; +} + +// C calling interface. +/** @param {string|null=} returnType + @param {Array=} argTypes + @param {Arguments|Array=} args + @param {Object=} opts */ +function ccall(ident, returnType, argTypes, args, opts) { + // For fast lookup of conversion functions + var toC = { + 'string': function(str) { + var ret = 0; + if (str !== null && str !== undefined && str !== 0) { // null string + // at most 4 bytes per UTF-8 code point, +1 for the trailing '\0' + var len = (str.length << 2) + 1; + ret = stackAlloc(len); + stringToUTF8(str, ret, len); + } + return ret; + }, + 'array': function(arr) { + var ret = stackAlloc(arr.length); + writeArrayToMemory(arr, ret); + return ret; + } + }; + + function convertReturnValue(ret) { + if (returnType === 'string') { + + return UTF8ToString(ret); + } + if (returnType === 'boolean') return Boolean(ret); + return ret; + } + + var func = getCFunc(ident); + var cArgs = []; + var stack = 0; + assert(returnType !== 'array', 'Return type should not be "array".'); + if (args) { + for (var i = 0; i < args.length; i++) { + var converter = toC[argTypes[i]]; + if (converter) { + if (stack === 0) stack = stackSave(); + cArgs[i] = converter(args[i]); + } else { + cArgs[i] = args[i]; + } + } + } + var ret = func.apply(null, cArgs); + function onDone(ret) { + if (stack !== 0) stackRestore(stack); + return convertReturnValue(ret); + } + + ret = onDone(ret); + return ret; +} + +/** @param {string=} returnType + @param {Array=} argTypes + @param {Object=} opts */ +function cwrap(ident, returnType, argTypes, opts) { + return function() { + return ccall(ident, returnType, argTypes, arguments, opts); + } +} + +// We used to include malloc/free by default in the past. Show a helpful error in +// builds with assertions. + +// include: runtime_legacy.js + + +var ALLOC_NORMAL = 0; // Tries to use _malloc() +var ALLOC_STACK = 1; // Lives for the duration of the current function call + +/** + * allocate(): This function is no longer used by emscripten but is kept around to avoid + * breaking external users. + * You should normally not use allocate(), and instead allocate + * memory using _malloc()/stackAlloc(), initialize it with + * setValue(), and so forth. + * @param {(Uint8Array|Array)} slab: An array of data. + * @param {number=} allocator : How to allocate memory, see ALLOC_* + */ +function allocate(slab, allocator) { + var ret; + assert(typeof allocator == 'number', 'allocate no longer takes a type argument') + assert(typeof slab != 'number', 'allocate no longer takes a number as arg0') + + if (allocator == ALLOC_STACK) { + ret = stackAlloc(slab.length); + } else { + ret = _malloc(slab.length); + } + + if (!slab.subarray && !slab.slice) { + slab = new Uint8Array(slab); + } + HEAPU8.set(slab, ret); + return ret; +} + +// end include: runtime_legacy.js +// include: runtime_strings.js + + +// runtime_strings.js: Strings related runtime functions that are part of both MINIMAL_RUNTIME and regular runtime. + +var UTF8Decoder = typeof TextDecoder != 'undefined' ? new TextDecoder('utf8') : undefined; + +// Given a pointer 'ptr' to a null-terminated UTF8-encoded string in the given array that contains uint8 values, returns +// a copy of that string as a Javascript String object. +/** + * heapOrArray is either a regular array, or a JavaScript typed array view. + * @param {number} idx + * @param {number=} maxBytesToRead + * @return {string} + */ +function UTF8ArrayToString(heapOrArray, idx, maxBytesToRead) { + var endIdx = idx + maxBytesToRead; + var endPtr = idx; + // TextDecoder needs to know the byte length in advance, it doesn't stop on null terminator by itself. + // Also, use the length info to avoid running tiny strings through TextDecoder, since .subarray() allocates garbage. + // (As a tiny code save trick, compare endPtr against endIdx using a negation, so that undefined means Infinity) + while (heapOrArray[endPtr] && !(endPtr >= endIdx)) ++endPtr; + + if (endPtr - idx > 16 && heapOrArray.buffer && UTF8Decoder) { + return UTF8Decoder.decode(heapOrArray.subarray(idx, endPtr)); + } else { + var str = ''; + // If building with TextDecoder, we have already computed the string length above, so test loop end condition against that + while (idx < endPtr) { + // For UTF8 byte structure, see: + // http://en.wikipedia.org/wiki/UTF-8#Description + // https://www.ietf.org/rfc/rfc2279.txt + // https://tools.ietf.org/html/rfc3629 + var u0 = heapOrArray[idx++]; + if (!(u0 & 0x80)) { str += String.fromCharCode(u0); continue; } + var u1 = heapOrArray[idx++] & 63; + if ((u0 & 0xE0) == 0xC0) { str += String.fromCharCode(((u0 & 31) << 6) | u1); continue; } + var u2 = heapOrArray[idx++] & 63; + if ((u0 & 0xF0) == 0xE0) { + u0 = ((u0 & 15) << 12) | (u1 << 6) | u2; + } else { + if ((u0 & 0xF8) != 0xF0) warnOnce('Invalid UTF-8 leading byte 0x' + u0.toString(16) + ' encountered when deserializing a UTF-8 string in wasm memory to a JS string!'); + u0 = ((u0 & 7) << 18) | (u1 << 12) | (u2 << 6) | (heapOrArray[idx++] & 63); + } + + if (u0 < 0x10000) { + str += String.fromCharCode(u0); + } else { + var ch = u0 - 0x10000; + str += String.fromCharCode(0xD800 | (ch >> 10), 0xDC00 | (ch & 0x3FF)); + } + } + } + return str; +} + +// Given a pointer 'ptr' to a null-terminated UTF8-encoded string in the emscripten HEAP, returns a +// copy of that string as a Javascript String object. +// maxBytesToRead: an optional length that specifies the maximum number of bytes to read. You can omit +// this parameter to scan the string until the first \0 byte. If maxBytesToRead is +// passed, and the string at [ptr, ptr+maxBytesToReadr[ contains a null byte in the +// middle, then the string will cut short at that byte index (i.e. maxBytesToRead will +// not produce a string of exact length [ptr, ptr+maxBytesToRead[) +// N.B. mixing frequent uses of UTF8ToString() with and without maxBytesToRead may +// throw JS JIT optimizations off, so it is worth to consider consistently using one +// style or the other. +/** + * @param {number} ptr + * @param {number=} maxBytesToRead + * @return {string} + */ +function UTF8ToString(ptr, maxBytesToRead) { + return ptr ? UTF8ArrayToString(HEAPU8, ptr, maxBytesToRead) : ''; +} + +// Copies the given Javascript String object 'str' to the given byte array at address 'outIdx', +// encoded in UTF8 form and null-terminated. The copy will require at most str.length*4+1 bytes of space in the HEAP. +// Use the function lengthBytesUTF8 to compute the exact number of bytes (excluding null terminator) that this function will write. +// Parameters: +// str: the Javascript string to copy. +// heap: the array to copy to. Each index in this array is assumed to be one 8-byte element. +// outIdx: The starting offset in the array to begin the copying. +// maxBytesToWrite: The maximum number of bytes this function can write to the array. +// This count should include the null terminator, +// i.e. if maxBytesToWrite=1, only the null terminator will be written and nothing else. +// maxBytesToWrite=0 does not write any bytes to the output, not even the null terminator. +// Returns the number of bytes written, EXCLUDING the null terminator. + +function stringToUTF8Array(str, heap, outIdx, maxBytesToWrite) { + if (!(maxBytesToWrite > 0)) // Parameter maxBytesToWrite is not optional. Negative values, 0, null, undefined and false each don't write out any bytes. + return 0; + + var startIdx = outIdx; + var endIdx = outIdx + maxBytesToWrite - 1; // -1 for string null terminator. + for (var i = 0; i < str.length; ++i) { + // Gotcha: charCodeAt returns a 16-bit word that is a UTF-16 encoded code unit, not a Unicode code point of the character! So decode UTF16->UTF32->UTF8. + // See http://unicode.org/faq/utf_bom.html#utf16-3 + // For UTF8 byte structure, see http://en.wikipedia.org/wiki/UTF-8#Description and https://www.ietf.org/rfc/rfc2279.txt and https://tools.ietf.org/html/rfc3629 + var u = str.charCodeAt(i); // possibly a lead surrogate + if (u >= 0xD800 && u <= 0xDFFF) { + var u1 = str.charCodeAt(++i); + u = 0x10000 + ((u & 0x3FF) << 10) | (u1 & 0x3FF); + } + if (u <= 0x7F) { + if (outIdx >= endIdx) break; + heap[outIdx++] = u; + } else if (u <= 0x7FF) { + if (outIdx + 1 >= endIdx) break; + heap[outIdx++] = 0xC0 | (u >> 6); + heap[outIdx++] = 0x80 | (u & 63); + } else if (u <= 0xFFFF) { + if (outIdx + 2 >= endIdx) break; + heap[outIdx++] = 0xE0 | (u >> 12); + heap[outIdx++] = 0x80 | ((u >> 6) & 63); + heap[outIdx++] = 0x80 | (u & 63); + } else { + if (outIdx + 3 >= endIdx) break; + if (u > 0x10FFFF) warnOnce('Invalid Unicode code point 0x' + u.toString(16) + ' encountered when serializing a JS string to a UTF-8 string in wasm memory! (Valid unicode code points should be in range 0-0x10FFFF).'); + heap[outIdx++] = 0xF0 | (u >> 18); + heap[outIdx++] = 0x80 | ((u >> 12) & 63); + heap[outIdx++] = 0x80 | ((u >> 6) & 63); + heap[outIdx++] = 0x80 | (u & 63); + } + } + // Null-terminate the pointer to the buffer. + heap[outIdx] = 0; + return outIdx - startIdx; +} + +// Copies the given Javascript String object 'str' to the emscripten HEAP at address 'outPtr', +// null-terminated and encoded in UTF8 form. The copy will require at most str.length*4+1 bytes of space in the HEAP. +// Use the function lengthBytesUTF8 to compute the exact number of bytes (excluding null terminator) that this function will write. +// Returns the number of bytes written, EXCLUDING the null terminator. + +function stringToUTF8(str, outPtr, maxBytesToWrite) { + assert(typeof maxBytesToWrite == 'number', 'stringToUTF8(str, outPtr, maxBytesToWrite) is missing the third parameter that specifies the length of the output buffer!'); + return stringToUTF8Array(str, HEAPU8,outPtr, maxBytesToWrite); +} + +// Returns the number of bytes the given Javascript string takes if encoded as a UTF8 byte array, EXCLUDING the null terminator byte. +function lengthBytesUTF8(str) { + var len = 0; + for (var i = 0; i < str.length; ++i) { + // Gotcha: charCodeAt returns a 16-bit word that is a UTF-16 encoded code unit, not a Unicode code point of the character! So decode UTF16->UTF32->UTF8. + // See http://unicode.org/faq/utf_bom.html#utf16-3 + var u = str.charCodeAt(i); // possibly a lead surrogate + if (u >= 0xD800 && u <= 0xDFFF) u = 0x10000 + ((u & 0x3FF) << 10) | (str.charCodeAt(++i) & 0x3FF); + if (u <= 0x7F) ++len; + else if (u <= 0x7FF) len += 2; + else if (u <= 0xFFFF) len += 3; + else len += 4; + } + return len; +} + +// end include: runtime_strings.js +// include: runtime_strings_extra.js + + +// runtime_strings_extra.js: Strings related runtime functions that are available only in regular runtime. + +// Given a pointer 'ptr' to a null-terminated ASCII-encoded string in the emscripten HEAP, returns +// a copy of that string as a Javascript String object. + +function AsciiToString(ptr) { + var str = ''; + while (1) { + var ch = HEAPU8[((ptr++)>>0)]; + if (!ch) return str; + str += String.fromCharCode(ch); + } +} + +// Copies the given Javascript String object 'str' to the emscripten HEAP at address 'outPtr', +// null-terminated and encoded in ASCII form. The copy will require at most str.length+1 bytes of space in the HEAP. + +function stringToAscii(str, outPtr) { + return writeAsciiToMemory(str, outPtr, false); +} + +// Given a pointer 'ptr' to a null-terminated UTF16LE-encoded string in the emscripten HEAP, returns +// a copy of that string as a Javascript String object. + +var UTF16Decoder = typeof TextDecoder != 'undefined' ? new TextDecoder('utf-16le') : undefined; + +function UTF16ToString(ptr, maxBytesToRead) { + assert(ptr % 2 == 0, 'Pointer passed to UTF16ToString must be aligned to two bytes!'); + var endPtr = ptr; + // TextDecoder needs to know the byte length in advance, it doesn't stop on null terminator by itself. + // Also, use the length info to avoid running tiny strings through TextDecoder, since .subarray() allocates garbage. + var idx = endPtr >> 1; + var maxIdx = idx + maxBytesToRead / 2; + // If maxBytesToRead is not passed explicitly, it will be undefined, and this + // will always evaluate to true. This saves on code size. + while (!(idx >= maxIdx) && HEAPU16[idx]) ++idx; + endPtr = idx << 1; + + if (endPtr - ptr > 32 && UTF16Decoder) { + return UTF16Decoder.decode(HEAPU8.subarray(ptr, endPtr)); + } else { + var str = ''; + + // If maxBytesToRead is not passed explicitly, it will be undefined, and the for-loop's condition + // will always evaluate to true. The loop is then terminated on the first null char. + for (var i = 0; !(i >= maxBytesToRead / 2); ++i) { + var codeUnit = HEAP16[(((ptr)+(i*2))>>1)]; + if (codeUnit == 0) break; + // fromCharCode constructs a character from a UTF-16 code unit, so we can pass the UTF16 string right through. + str += String.fromCharCode(codeUnit); + } + + return str; + } +} + +// Copies the given Javascript String object 'str' to the emscripten HEAP at address 'outPtr', +// null-terminated and encoded in UTF16 form. The copy will require at most str.length*4+2 bytes of space in the HEAP. +// Use the function lengthBytesUTF16() to compute the exact number of bytes (excluding null terminator) that this function will write. +// Parameters: +// str: the Javascript string to copy. +// outPtr: Byte address in Emscripten HEAP where to write the string to. +// maxBytesToWrite: The maximum number of bytes this function can write to the array. This count should include the null +// terminator, i.e. if maxBytesToWrite=2, only the null terminator will be written and nothing else. +// maxBytesToWrite<2 does not write any bytes to the output, not even the null terminator. +// Returns the number of bytes written, EXCLUDING the null terminator. + +function stringToUTF16(str, outPtr, maxBytesToWrite) { + assert(outPtr % 2 == 0, 'Pointer passed to stringToUTF16 must be aligned to two bytes!'); + assert(typeof maxBytesToWrite == 'number', 'stringToUTF16(str, outPtr, maxBytesToWrite) is missing the third parameter that specifies the length of the output buffer!'); + // Backwards compatibility: if max bytes is not specified, assume unsafe unbounded write is allowed. + if (maxBytesToWrite === undefined) { + maxBytesToWrite = 0x7FFFFFFF; + } + if (maxBytesToWrite < 2) return 0; + maxBytesToWrite -= 2; // Null terminator. + var startPtr = outPtr; + var numCharsToWrite = (maxBytesToWrite < str.length*2) ? (maxBytesToWrite / 2) : str.length; + for (var i = 0; i < numCharsToWrite; ++i) { + // charCodeAt returns a UTF-16 encoded code unit, so it can be directly written to the HEAP. + var codeUnit = str.charCodeAt(i); // possibly a lead surrogate + HEAP16[((outPtr)>>1)] = codeUnit; + outPtr += 2; + } + // Null-terminate the pointer to the HEAP. + HEAP16[((outPtr)>>1)] = 0; + return outPtr - startPtr; +} + +// Returns the number of bytes the given Javascript string takes if encoded as a UTF16 byte array, EXCLUDING the null terminator byte. + +function lengthBytesUTF16(str) { + return str.length*2; +} + +function UTF32ToString(ptr, maxBytesToRead) { + assert(ptr % 4 == 0, 'Pointer passed to UTF32ToString must be aligned to four bytes!'); + var i = 0; + + var str = ''; + // If maxBytesToRead is not passed explicitly, it will be undefined, and this + // will always evaluate to true. This saves on code size. + while (!(i >= maxBytesToRead / 4)) { + var utf32 = HEAP32[(((ptr)+(i*4))>>2)]; + if (utf32 == 0) break; + ++i; + // Gotcha: fromCharCode constructs a character from a UTF-16 encoded code (pair), not from a Unicode code point! So encode the code point to UTF-16 for constructing. + // See http://unicode.org/faq/utf_bom.html#utf16-3 + if (utf32 >= 0x10000) { + var ch = utf32 - 0x10000; + str += String.fromCharCode(0xD800 | (ch >> 10), 0xDC00 | (ch & 0x3FF)); + } else { + str += String.fromCharCode(utf32); + } + } + return str; +} + +// Copies the given Javascript String object 'str' to the emscripten HEAP at address 'outPtr', +// null-terminated and encoded in UTF32 form. The copy will require at most str.length*4+4 bytes of space in the HEAP. +// Use the function lengthBytesUTF32() to compute the exact number of bytes (excluding null terminator) that this function will write. +// Parameters: +// str: the Javascript string to copy. +// outPtr: Byte address in Emscripten HEAP where to write the string to. +// maxBytesToWrite: The maximum number of bytes this function can write to the array. This count should include the null +// terminator, i.e. if maxBytesToWrite=4, only the null terminator will be written and nothing else. +// maxBytesToWrite<4 does not write any bytes to the output, not even the null terminator. +// Returns the number of bytes written, EXCLUDING the null terminator. + +function stringToUTF32(str, outPtr, maxBytesToWrite) { + assert(outPtr % 4 == 0, 'Pointer passed to stringToUTF32 must be aligned to four bytes!'); + assert(typeof maxBytesToWrite == 'number', 'stringToUTF32(str, outPtr, maxBytesToWrite) is missing the third parameter that specifies the length of the output buffer!'); + // Backwards compatibility: if max bytes is not specified, assume unsafe unbounded write is allowed. + if (maxBytesToWrite === undefined) { + maxBytesToWrite = 0x7FFFFFFF; + } + if (maxBytesToWrite < 4) return 0; + var startPtr = outPtr; + var endPtr = startPtr + maxBytesToWrite - 4; + for (var i = 0; i < str.length; ++i) { + // Gotcha: charCodeAt returns a 16-bit word that is a UTF-16 encoded code unit, not a Unicode code point of the character! We must decode the string to UTF-32 to the heap. + // See http://unicode.org/faq/utf_bom.html#utf16-3 + var codeUnit = str.charCodeAt(i); // possibly a lead surrogate + if (codeUnit >= 0xD800 && codeUnit <= 0xDFFF) { + var trailSurrogate = str.charCodeAt(++i); + codeUnit = 0x10000 + ((codeUnit & 0x3FF) << 10) | (trailSurrogate & 0x3FF); + } + HEAP32[((outPtr)>>2)] = codeUnit; + outPtr += 4; + if (outPtr + 4 > endPtr) break; + } + // Null-terminate the pointer to the HEAP. + HEAP32[((outPtr)>>2)] = 0; + return outPtr - startPtr; +} + +// Returns the number of bytes the given Javascript string takes if encoded as a UTF16 byte array, EXCLUDING the null terminator byte. + +function lengthBytesUTF32(str) { + var len = 0; + for (var i = 0; i < str.length; ++i) { + // Gotcha: charCodeAt returns a 16-bit word that is a UTF-16 encoded code unit, not a Unicode code point of the character! We must decode the string to UTF-32 to the heap. + // See http://unicode.org/faq/utf_bom.html#utf16-3 + var codeUnit = str.charCodeAt(i); + if (codeUnit >= 0xD800 && codeUnit <= 0xDFFF) ++i; // possibly a lead surrogate, so skip over the tail surrogate. + len += 4; + } + + return len; +} + +// Allocate heap space for a JS string, and write it there. +// It is the responsibility of the caller to free() that memory. +function allocateUTF8(str) { + var size = lengthBytesUTF8(str) + 1; + var ret = _malloc(size); + if (ret) stringToUTF8Array(str, HEAP8, ret, size); + return ret; +} + +// Allocate stack space for a JS string, and write it there. +function allocateUTF8OnStack(str) { + var size = lengthBytesUTF8(str) + 1; + var ret = stackAlloc(size); + stringToUTF8Array(str, HEAP8, ret, size); + return ret; +} + +// Deprecated: This function should not be called because it is unsafe and does not provide +// a maximum length limit of how many bytes it is allowed to write. Prefer calling the +// function stringToUTF8Array() instead, which takes in a maximum length that can be used +// to be secure from out of bounds writes. +/** @deprecated + @param {boolean=} dontAddNull */ +function writeStringToMemory(string, buffer, dontAddNull) { + warnOnce('writeStringToMemory is deprecated and should not be called! Use stringToUTF8() instead!'); + + var /** @type {number} */ lastChar, /** @type {number} */ end; + if (dontAddNull) { + // stringToUTF8Array always appends null. If we don't want to do that, remember the + // character that existed at the location where the null will be placed, and restore + // that after the write (below). + end = buffer + lengthBytesUTF8(string); + lastChar = HEAP8[end]; + } + stringToUTF8(string, buffer, Infinity); + if (dontAddNull) HEAP8[end] = lastChar; // Restore the value under the null character. +} + +function writeArrayToMemory(array, buffer) { + assert(array.length >= 0, 'writeArrayToMemory array must have a length (should be an array or typed array)') + HEAP8.set(array, buffer); +} + +/** @param {boolean=} dontAddNull */ +function writeAsciiToMemory(str, buffer, dontAddNull) { + for (var i = 0; i < str.length; ++i) { + assert(str.charCodeAt(i) === (str.charCodeAt(i) & 0xff)); + HEAP8[((buffer++)>>0)] = str.charCodeAt(i); + } + // Null-terminate the pointer to the HEAP. + if (!dontAddNull) HEAP8[((buffer)>>0)] = 0; +} + +// end include: runtime_strings_extra.js +// Memory management + +var HEAP, +/** @type {!ArrayBuffer} */ + buffer, +/** @type {!Int8Array} */ + HEAP8, +/** @type {!Uint8Array} */ + HEAPU8, +/** @type {!Int16Array} */ + HEAP16, +/** @type {!Uint16Array} */ + HEAPU16, +/** @type {!Int32Array} */ + HEAP32, +/** @type {!Uint32Array} */ + HEAPU32, +/** @type {!Float32Array} */ + HEAPF32, +/** @type {!Float64Array} */ + HEAPF64; + +function updateGlobalBufferAndViews(buf) { + buffer = buf; + Module['HEAP8'] = HEAP8 = new Int8Array(buf); + Module['HEAP16'] = HEAP16 = new Int16Array(buf); + Module['HEAP32'] = HEAP32 = new Int32Array(buf); + Module['HEAPU8'] = HEAPU8 = new Uint8Array(buf); + Module['HEAPU16'] = HEAPU16 = new Uint16Array(buf); + Module['HEAPU32'] = HEAPU32 = new Uint32Array(buf); + Module['HEAPF32'] = HEAPF32 = new Float32Array(buf); + Module['HEAPF64'] = HEAPF64 = new Float64Array(buf); +} + +var TOTAL_STACK = 5242880; +if (Module['TOTAL_STACK']) assert(TOTAL_STACK === Module['TOTAL_STACK'], 'the stack size can no longer be determined at runtime') + +var INITIAL_MEMORY = Module['INITIAL_MEMORY'] || 83886080;legacyModuleProp('INITIAL_MEMORY', 'INITIAL_MEMORY'); + +assert(INITIAL_MEMORY >= TOTAL_STACK, 'INITIAL_MEMORY should be larger than TOTAL_STACK, was ' + INITIAL_MEMORY + '! (TOTAL_STACK=' + TOTAL_STACK + ')'); + +// check for full engine support (use string 'subarray' to avoid closure compiler confusion) +assert(typeof Int32Array != 'undefined' && typeof Float64Array !== 'undefined' && Int32Array.prototype.subarray != undefined && Int32Array.prototype.set != undefined, + 'JS engine does not provide full typed array support'); + +// If memory is defined in wasm, the user can't provide it. +assert(!Module['wasmMemory'], 'Use of `wasmMemory` detected. Use -sIMPORTED_MEMORY to define wasmMemory externally'); +assert(INITIAL_MEMORY == 83886080, 'Detected runtime INITIAL_MEMORY setting. Use -sIMPORTED_MEMORY to define wasmMemory dynamically'); + +// include: runtime_init_table.js +// In regular non-RELOCATABLE mode the table is exported +// from the wasm module and this will be assigned once +// the exports are available. +var wasmTable; + +// end include: runtime_init_table.js +// include: runtime_stack_check.js + + +// Initializes the stack cookie. Called at the startup of main and at the startup of each thread in pthreads mode. +function writeStackCookie() { + var max = _emscripten_stack_get_end(); + assert((max & 3) == 0); + // The stack grow downwards towards _emscripten_stack_get_end. + // We write cookies to the final two words in the stack and detect if they are + // ever overwritten. + HEAP32[((max)>>2)] = 0x2135467; + HEAP32[(((max)+(4))>>2)] = 0x89BACDFE; + // Also test the global address 0 for integrity. + HEAPU32[0] = 0x63736d65; /* 'emsc' */ +} + +function checkStackCookie() { + if (ABORT) return; + var max = _emscripten_stack_get_end(); + var cookie1 = HEAPU32[((max)>>2)]; + var cookie2 = HEAPU32[(((max)+(4))>>2)]; + if (cookie1 != 0x2135467 || cookie2 != 0x89BACDFE) { + abort('Stack overflow! Stack cookie has been overwritten, expected hex dwords 0x89BACDFE and 0x2135467, but received 0x' + cookie2.toString(16) + ' 0x' + cookie1.toString(16)); + } + // Also test the global address 0 for integrity. + if (HEAPU32[0] !== 0x63736d65 /* 'emsc' */) abort('Runtime error: The application has corrupted its heap memory area (address zero)!'); +} + +// end include: runtime_stack_check.js +// include: runtime_assertions.js + + +// Endianness check +(function() { + var h16 = new Int16Array(1); + var h8 = new Int8Array(h16.buffer); + h16[0] = 0x6373; + if (h8[0] !== 0x73 || h8[1] !== 0x63) throw 'Runtime error: expected the system to be little-endian! (Run with -sSUPPORT_BIG_ENDIAN to bypass)'; +})(); + +// end include: runtime_assertions.js +var __ATPRERUN__ = []; // functions called before the runtime is initialized +var __ATINIT__ = []; // functions called during startup +var __ATMAIN__ = []; // functions called when main() is to be run +var __ATEXIT__ = []; // functions called during shutdown +var __ATPOSTRUN__ = []; // functions called after the main() is called + +var runtimeInitialized = false; + +function keepRuntimeAlive() { + return noExitRuntime; +} + +function preRun() { + + if (Module['preRun']) { + if (typeof Module['preRun'] == 'function') Module['preRun'] = [Module['preRun']]; + while (Module['preRun'].length) { + addOnPreRun(Module['preRun'].shift()); + } + } + + callRuntimeCallbacks(__ATPRERUN__); +} + +function initRuntime() { + checkStackCookie(); + assert(!runtimeInitialized); + runtimeInitialized = true; + + +if (!Module["noFSInit"] && !FS.init.initialized) + FS.init(); +FS.ignorePermissions = false; + +TTY.init(); + callRuntimeCallbacks(__ATINIT__); +} + +function preMain() { + checkStackCookie(); + + callRuntimeCallbacks(__ATMAIN__); +} + +function postRun() { + checkStackCookie(); + + if (Module['postRun']) { + if (typeof Module['postRun'] == 'function') Module['postRun'] = [Module['postRun']]; + while (Module['postRun'].length) { + addOnPostRun(Module['postRun'].shift()); + } + } + + callRuntimeCallbacks(__ATPOSTRUN__); +} + +function addOnPreRun(cb) { + __ATPRERUN__.unshift(cb); +} + +function addOnInit(cb) { + __ATINIT__.unshift(cb); +} + +function addOnPreMain(cb) { + __ATMAIN__.unshift(cb); +} + +function addOnExit(cb) { +} + +function addOnPostRun(cb) { + __ATPOSTRUN__.unshift(cb); +} + +// include: runtime_math.js + + +// https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Math/imul + +// https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Math/fround + +// https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Math/clz32 + +// https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Math/trunc + +assert(Math.imul, 'This browser does not support Math.imul(), build with LEGACY_VM_SUPPORT or POLYFILL_OLD_MATH_FUNCTIONS to add in a polyfill'); +assert(Math.fround, 'This browser does not support Math.fround(), build with LEGACY_VM_SUPPORT or POLYFILL_OLD_MATH_FUNCTIONS to add in a polyfill'); +assert(Math.clz32, 'This browser does not support Math.clz32(), build with LEGACY_VM_SUPPORT or POLYFILL_OLD_MATH_FUNCTIONS to add in a polyfill'); +assert(Math.trunc, 'This browser does not support Math.trunc(), build with LEGACY_VM_SUPPORT or POLYFILL_OLD_MATH_FUNCTIONS to add in a polyfill'); + +// end include: runtime_math.js +// A counter of dependencies for calling run(). If we need to +// do asynchronous work before running, increment this and +// decrement it. Incrementing must happen in a place like +// Module.preRun (used by emcc to add file preloading). +// Note that you can add dependencies in preRun, even though +// it happens right before run - run will be postponed until +// the dependencies are met. +var runDependencies = 0; +var runDependencyWatcher = null; +var dependenciesFulfilled = null; // overridden to take different actions when all run dependencies are fulfilled +var runDependencyTracking = {}; + +function getUniqueRunDependency(id) { + var orig = id; + while (1) { + if (!runDependencyTracking[id]) return id; + id = orig + Math.random(); + } +} + +function addRunDependency(id) { + runDependencies++; + + if (Module['monitorRunDependencies']) { + Module['monitorRunDependencies'](runDependencies); + } + + if (id) { + assert(!runDependencyTracking[id]); + runDependencyTracking[id] = 1; + if (runDependencyWatcher === null && typeof setInterval != 'undefined') { + // Check for missing dependencies every few seconds + runDependencyWatcher = setInterval(function() { + if (ABORT) { + clearInterval(runDependencyWatcher); + runDependencyWatcher = null; + return; + } + var shown = false; + for (var dep in runDependencyTracking) { + if (!shown) { + shown = true; + err('still waiting on run dependencies:'); + } + err('dependency: ' + dep); + } + if (shown) { + err('(end of list)'); + } + }, 10000); + } + } else { + err('warning: run dependency added without ID'); + } +} + +function removeRunDependency(id) { + runDependencies--; + + if (Module['monitorRunDependencies']) { + Module['monitorRunDependencies'](runDependencies); + } + + if (id) { + assert(runDependencyTracking[id]); + delete runDependencyTracking[id]; + } else { + err('warning: run dependency removed without ID'); + } + if (runDependencies == 0) { + if (runDependencyWatcher !== null) { + clearInterval(runDependencyWatcher); + runDependencyWatcher = null; + } + if (dependenciesFulfilled) { + var callback = dependenciesFulfilled; + dependenciesFulfilled = null; + callback(); // can add another dependenciesFulfilled + } + } +} + +/** @param {string|number=} what */ +function abort(what) { + { + if (Module['onAbort']) { + Module['onAbort'](what); + } + } + + what = 'Aborted(' + what + ')'; + // TODO(sbc): Should we remove printing and leave it up to whoever + // catches the exception? + err(what); + + ABORT = true; + EXITSTATUS = 1; + + // Use a wasm runtime error, because a JS error might be seen as a foreign + // exception, which means we'd run destructors on it. We need the error to + // simply make the program stop. + // FIXME This approach does not work in Wasm EH because it currently does not assume + // all RuntimeErrors are from traps; it decides whether a RuntimeError is from + // a trap or not based on a hidden field within the object. So at the moment + // we don't have a way of throwing a wasm trap from JS. TODO Make a JS API that + // allows this in the wasm spec. + + // Suppress closure compiler warning here. Closure compiler's builtin extern + // defintion for WebAssembly.RuntimeError claims it takes no arguments even + // though it can. + // TODO(https://github.com/google/closure-compiler/pull/3913): Remove if/when upstream closure gets fixed. + /** @suppress {checkTypes} */ + var e = new WebAssembly.RuntimeError(what); + + // Throw the error whether or not MODULARIZE is set because abort is used + // in code paths apart from instantiation where an exception is expected + // to be thrown when abort is called. + throw e; +} + +// {{MEM_INITIALIZER}} + +// include: memoryprofiler.js + + +// end include: memoryprofiler.js +// include: URIUtils.js + + +// Prefix of data URIs emitted by SINGLE_FILE and related options. +var dataURIPrefix = 'data:application/octet-stream;base64,'; + +// Indicates whether filename is a base64 data URI. +function isDataURI(filename) { + // Prefix of data URIs emitted by SINGLE_FILE and related options. + return filename.startsWith(dataURIPrefix); +} + +// Indicates whether filename is delivered via file protocol (as opposed to http/https) +function isFileURI(filename) { + return filename.startsWith('file://'); +} + +// end include: URIUtils.js +/** @param {boolean=} fixedasm */ +function createExportWrapper(name, fixedasm) { + return function() { + var displayName = name; + var asm = fixedasm; + if (!fixedasm) { + asm = Module['asm']; + } + assert(runtimeInitialized, 'native function `' + displayName + '` called before runtime initialization'); + if (!asm[name]) { + assert(asm[name], 'exported native function `' + displayName + '` not found'); + } + return asm[name].apply(null, arguments); + }; +} + +var wasmBinaryFile; + wasmBinaryFile = 'libzim-wasm.electron.dev.wasm'; + if (!isDataURI(wasmBinaryFile)) { + wasmBinaryFile = locateFile(wasmBinaryFile); + } + +function getBinary(file) { + try { + if (file == wasmBinaryFile && wasmBinary) { + return new Uint8Array(wasmBinary); + } + if (readBinary) { + return readBinary(file); + } else { + throw "both async and sync fetching of the wasm failed"; + } + } + catch (err) { + abort(err); + } +} + +function getBinaryPromise() { + // If we don't have the binary yet, try to to load it asynchronously. + // Fetch has some additional restrictions over XHR, like it can't be used on a file:// url. + // See https://github.com/github/fetch/pull/92#issuecomment-140665932 + // Cordova or Electron apps are typically loaded from a file:// url. + // So use fetch if it is available and the url is not a file, otherwise fall back to XHR. + if (!wasmBinary && (ENVIRONMENT_IS_WEB || ENVIRONMENT_IS_WORKER)) { + if (typeof fetch == 'function' + && !isFileURI(wasmBinaryFile) + ) { + return fetch(wasmBinaryFile, { credentials: 'same-origin' }).then(function(response) { + if (!response['ok']) { + throw "failed to load wasm binary file at '" + wasmBinaryFile + "'"; + } + return response['arrayBuffer'](); + }).catch(function () { + return getBinary(wasmBinaryFile); + }); + } + else { + if (readAsync) { + // fetch is not available or url is file => try XHR (readAsync uses XHR internally) + return new Promise(function(resolve, reject) { + readAsync(wasmBinaryFile, function(response) { resolve(new Uint8Array(/** @type{!ArrayBuffer} */(response))) }, reject) + }); + } + } + } + + // Otherwise, getBinary should be able to get it synchronously + return Promise.resolve().then(function() { return getBinary(wasmBinaryFile); }); +} + +// Create the wasm instance. +// Receives the wasm imports, returns the exports. +function createWasm() { + // prepare imports + var info = { + 'env': asmLibraryArg, + 'wasi_snapshot_preview1': asmLibraryArg, + }; + // Load the wasm module and create an instance of using native support in the JS engine. + // handle a generated wasm instance, receiving its exports and + // performing other necessary setup + /** @param {WebAssembly.Module=} module*/ + function receiveInstance(instance, module) { + var exports = instance.exports; + + Module['asm'] = exports; + + wasmMemory = Module['asm']['memory']; + assert(wasmMemory, "memory not found in wasm exports"); + // This assertion doesn't hold when emscripten is run in --post-link + // mode. + // TODO(sbc): Read INITIAL_MEMORY out of the wasm file in post-link mode. + //assert(wasmMemory.buffer.byteLength === 83886080); + updateGlobalBufferAndViews(wasmMemory.buffer); + + wasmTable = Module['asm']['__indirect_function_table']; + assert(wasmTable, "table not found in wasm exports"); + + addOnInit(Module['asm']['__wasm_call_ctors']); + + removeRunDependency('wasm-instantiate'); + + } + // we can't run yet (except in a pthread, where we have a custom sync instantiator) + addRunDependency('wasm-instantiate'); + + // Prefer streaming instantiation if available. + // Async compilation can be confusing when an error on the page overwrites Module + // (for example, if the order of elements is wrong, and the one defining Module is + // later), so we save Module and check it later. + var trueModule = Module; + function receiveInstantiationResult(result) { + // 'result' is a ResultObject object which has both the module and instance. + // receiveInstance() will swap in the exports (to Module.asm) so they can be called + assert(Module === trueModule, 'the Module object should not be replaced during async compilation - perhaps the order of HTML elements is wrong?'); + trueModule = null; + // TODO: Due to Closure regression https://github.com/google/closure-compiler/issues/3193, the above line no longer optimizes out down to the following line. + // When the regression is fixed, can restore the above USE_PTHREADS-enabled path. + receiveInstance(result['instance']); + } + + function instantiateArrayBuffer(receiver) { + return getBinaryPromise().then(function(binary) { + return WebAssembly.instantiate(binary, info); + }).then(function (instance) { + return instance; + }).then(receiver, function(reason) { + err('failed to asynchronously prepare wasm: ' + reason); + + // Warn on some common problems. + if (isFileURI(wasmBinaryFile)) { + err('warning: Loading from a file URI (' + wasmBinaryFile + ') is not supported in most browsers. See https://emscripten.org/docs/getting_started/FAQ.html#how-do-i-run-a-local-webserver-for-testing-why-does-my-program-stall-in-downloading-or-preparing'); + } + abort(reason); + }); + } + + function instantiateAsync() { + if (!wasmBinary && + typeof WebAssembly.instantiateStreaming == 'function' && + !isDataURI(wasmBinaryFile) && + // Don't use streaming for file:// delivered objects in a webview, fetch them synchronously. + !isFileURI(wasmBinaryFile) && + typeof fetch == 'function') { + return fetch(wasmBinaryFile, { credentials: 'same-origin' }).then(function(response) { + // Suppress closure warning here since the upstream definition for + // instantiateStreaming only allows Promise rather than + // an actual Response. + // TODO(https://github.com/google/closure-compiler/pull/3913): Remove if/when upstream closure is fixed. + /** @suppress {checkTypes} */ + var result = WebAssembly.instantiateStreaming(response, info); + + return result.then( + receiveInstantiationResult, + function(reason) { + // We expect the most common failure cause to be a bad MIME type for the binary, + // in which case falling back to ArrayBuffer instantiation should work. + err('wasm streaming compile failed: ' + reason); + err('falling back to ArrayBuffer instantiation'); + return instantiateArrayBuffer(receiveInstantiationResult); + }); + }); + } else { + return instantiateArrayBuffer(receiveInstantiationResult); + } + } + + // User shell pages can write their own Module.instantiateWasm = function(imports, successCallback) callback + // to manually instantiate the Wasm module themselves. This allows pages to run the instantiation parallel + // to any other async startup actions they are performing. + // Also pthreads and wasm workers initialize the wasm instance through this path. + if (Module['instantiateWasm']) { + try { + var exports = Module['instantiateWasm'](info, receiveInstance); + return exports; + } catch(e) { + err('Module.instantiateWasm callback failed with error: ' + e); + return false; + } + } + + instantiateAsync(); + return {}; // no exports yet; we'll fill them in later +} + +// Globals used by JS i64 conversions (see makeSetValue) +var tempDouble; +var tempI64; + +// === Body === + +var ASM_CONSTS = { + +}; + + + + + + + function callRuntimeCallbacks(callbacks) { + while (callbacks.length > 0) { + var callback = callbacks.shift(); + if (typeof callback == 'function') { + callback(Module); // Pass the module as the first argument. + continue; + } + var func = callback.func; + if (typeof func == 'number') { + if (callback.arg === undefined) { + // Run the wasm function ptr with signature 'v'. If no function + // with such signature was exported, this call does not need + // to be emitted (and would confuse Closure) + getWasmTableEntry(func)(); + } else { + // If any function with signature 'vi' was exported, run + // the callback with that signature. + getWasmTableEntry(func)(callback.arg); + } + } else { + func(callback.arg === undefined ? null : callback.arg); + } + } + } + + function withStackSave(f) { + var stack = stackSave(); + var ret = f(); + stackRestore(stack); + return ret; + } + function demangle(func) { + // If demangle has failed before, stop demangling any further function names + // This avoids an infinite recursion with malloc()->abort()->stackTrace()->demangle()->malloc()->... + demangle.recursionGuard = (demangle.recursionGuard|0)+1; + if (demangle.recursionGuard > 1) return func; + var __cxa_demangle_func = Module['___cxa_demangle'] || Module['__cxa_demangle']; + assert(__cxa_demangle_func); + return withStackSave(function() { + try { + var s = func; + if (s.startsWith('__Z')) + s = s.substr(1); + var len = lengthBytesUTF8(s)+1; + var buf = stackAlloc(len); + stringToUTF8(s, buf, len); + var status = stackAlloc(4); + var ret = __cxa_demangle_func(buf, 0, 0, status); + if (HEAP32[((status)>>2)] === 0 && ret) { + return UTF8ToString(ret); + } + // otherwise, libcxxabi failed + } catch(e) { + } finally { + _free(ret); + if (demangle.recursionGuard < 2) --demangle.recursionGuard; + } + // failure when using libcxxabi, don't demangle + return func; + }); + } + + function demangleAll(text) { + var regex = + /\b_Z[\w\d_]+/g; + return text.replace(regex, + function(x) { + var y = demangle(x); + return x === y ? x : (y + ' [' + x + ']'); + }); + } + + + /** + * @param {number} ptr + * @param {string} type + */ + function getValue(ptr, type = 'i8') { + if (type.endsWith('*')) type = 'i32'; + switch (type) { + case 'i1': return HEAP8[((ptr)>>0)]; + case 'i8': return HEAP8[((ptr)>>0)]; + case 'i16': return HEAP16[((ptr)>>1)]; + case 'i32': return HEAP32[((ptr)>>2)]; + case 'i64': return HEAP32[((ptr)>>2)]; + case 'float': return HEAPF32[((ptr)>>2)]; + case 'double': return Number(HEAPF64[((ptr)>>3)]); + default: abort('invalid type for getValue: ' + type); + } + return null; + } + + var wasmTableMirror = []; + function getWasmTableEntry(funcPtr) { + var func = wasmTableMirror[funcPtr]; + if (!func) { + if (funcPtr >= wasmTableMirror.length) wasmTableMirror.length = funcPtr + 1; + wasmTableMirror[funcPtr] = func = wasmTable.get(funcPtr); + } + assert(wasmTable.get(funcPtr) == func, "JavaScript-side Wasm function table mirror is out of date!"); + return func; + } + + function handleException(e) { + // Certain exception types we do not treat as errors since they are used for + // internal control flow. + // 1. ExitStatus, which is thrown by exit() + // 2. "unwind", which is thrown by emscripten_unwind_to_js_event_loop() and others + // that wish to return to JS event loop. + if (e instanceof ExitStatus || e == 'unwind') { + return EXITSTATUS; + } + quit_(1, e); + } + + function jsStackTrace() { + var error = new Error(); + if (!error.stack) { + // IE10+ special cases: It does have callstack info, but it is only + // populated if an Error object is thrown, so try that as a special-case. + try { + throw new Error(); + } catch(e) { + error = e; + } + if (!error.stack) { + return '(no stack trace available)'; + } + } + return error.stack.toString(); + } + + + /** + * @param {number} ptr + * @param {number} value + * @param {string} type + */ + function setValue(ptr, value, type = 'i8') { + if (type.endsWith('*')) type = 'i32'; + switch (type) { + case 'i1': HEAP8[((ptr)>>0)] = value; break; + case 'i8': HEAP8[((ptr)>>0)] = value; break; + case 'i16': HEAP16[((ptr)>>1)] = value; break; + case 'i32': HEAP32[((ptr)>>2)] = value; break; + case 'i64': (tempI64 = [value>>>0,(tempDouble=value,(+(Math.abs(tempDouble))) >= 1.0 ? (tempDouble > 0.0 ? ((Math.min((+(Math.floor((tempDouble)/4294967296.0))), 4294967295.0))|0)>>>0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble)))>>>0))/4294967296.0)))))>>>0) : 0)],HEAP32[((ptr)>>2)] = tempI64[0],HEAP32[(((ptr)+(4))>>2)] = tempI64[1]); break; + case 'float': HEAPF32[((ptr)>>2)] = value; break; + case 'double': HEAPF64[((ptr)>>3)] = value; break; + default: abort('invalid type for setValue: ' + type); + } + } + + function setWasmTableEntry(idx, func) { + wasmTable.set(idx, func); + // With ABORT_ON_WASM_EXCEPTIONS wasmTable.get is overriden to return wrapped + // functions so we need to call it here to retrieve the potential wrapper correctly + // instead of just storing 'func' directly into wasmTableMirror + wasmTableMirror[idx] = wasmTable.get(idx); + } + + function stackTrace() { + var js = jsStackTrace(); + if (Module['extraStackTrace']) js += '\n' + Module['extraStackTrace'](); + return demangleAll(js); + } + + function ___assert_fail(condition, filename, line, func) { + abort('Assertion failed: ' + UTF8ToString(condition) + ', at: ' + [filename ? UTF8ToString(filename) : 'unknown filename', line, func ? UTF8ToString(func) : 'unknown function']); + } + + function ___call_sighandler(fp, sig) { + getWasmTableEntry(fp)(sig); + } + + function ___cxa_allocate_exception(size) { + // Thrown object is prepended by exception metadata block + return _malloc(size + 24) + 24; + } + + var exceptionCaught = []; + + function exception_addRef(info) { + info.add_ref(); + } + + var uncaughtExceptionCount = 0; + function ___cxa_begin_catch(ptr) { + var info = new ExceptionInfo(ptr); + if (!info.get_caught()) { + info.set_caught(true); + uncaughtExceptionCount--; + } + info.set_rethrown(false); + exceptionCaught.push(info); + exception_addRef(info); + return info.get_exception_ptr(); + } + + /** @constructor */ + function ExceptionInfo(excPtr) { + this.excPtr = excPtr; + this.ptr = excPtr - 24; + + this.set_type = function(type) { + HEAPU32[(((this.ptr)+(4))>>2)] = type; + }; + + this.get_type = function() { + return HEAPU32[(((this.ptr)+(4))>>2)]; + }; + + this.set_destructor = function(destructor) { + HEAPU32[(((this.ptr)+(8))>>2)] = destructor; + }; + + this.get_destructor = function() { + return HEAPU32[(((this.ptr)+(8))>>2)]; + }; + + this.set_refcount = function(refcount) { + HEAP32[((this.ptr)>>2)] = refcount; + }; + + this.set_caught = function (caught) { + caught = caught ? 1 : 0; + HEAP8[(((this.ptr)+(12))>>0)] = caught; + }; + + this.get_caught = function () { + return HEAP8[(((this.ptr)+(12))>>0)] != 0; + }; + + this.set_rethrown = function (rethrown) { + rethrown = rethrown ? 1 : 0; + HEAP8[(((this.ptr)+(13))>>0)] = rethrown; + }; + + this.get_rethrown = function () { + return HEAP8[(((this.ptr)+(13))>>0)] != 0; + }; + + // Initialize native structure fields. Should be called once after allocated. + this.init = function(type, destructor) { + this.set_adjusted_ptr(0); + this.set_type(type); + this.set_destructor(destructor); + this.set_refcount(0); + this.set_caught(false); + this.set_rethrown(false); + } + + this.add_ref = function() { + var value = HEAP32[((this.ptr)>>2)]; + HEAP32[((this.ptr)>>2)] = value + 1; + }; + + // Returns true if last reference released. + this.release_ref = function() { + var prev = HEAP32[((this.ptr)>>2)]; + HEAP32[((this.ptr)>>2)] = prev - 1; + assert(prev > 0); + return prev === 1; + }; + + this.set_adjusted_ptr = function(adjustedPtr) { + HEAPU32[(((this.ptr)+(16))>>2)] = adjustedPtr; + }; + + this.get_adjusted_ptr = function() { + return HEAPU32[(((this.ptr)+(16))>>2)]; + }; + + // Get pointer which is expected to be received by catch clause in C++ code. It may be adjusted + // when the pointer is casted to some of the exception object base classes (e.g. when virtual + // inheritance is used). When a pointer is thrown this method should return the thrown pointer + // itself. + this.get_exception_ptr = function() { + // Work around a fastcomp bug, this code is still included for some reason in a build without + // exceptions support. + var isPointer = ___cxa_is_pointer_type(this.get_type()); + if (isPointer) { + return HEAPU32[((this.excPtr)>>2)]; + } + var adjusted = this.get_adjusted_ptr(); + if (adjusted !== 0) return adjusted; + return this.excPtr; + }; + } + function ___cxa_free_exception(ptr) { + try { + return _free(new ExceptionInfo(ptr).ptr); + } catch(e) { + err('exception during __cxa_free_exception: ' + e); + } + } + function exception_decRef(info) { + // A rethrown exception can reach refcount 0; it must not be discarded + // Its next handler will clear the rethrown flag and addRef it, prior to + // final decRef and destruction here + if (info.release_ref() && !info.get_rethrown()) { + var destructor = info.get_destructor(); + if (destructor) { + // In Wasm, destructors return 'this' as in ARM + getWasmTableEntry(destructor)(info.excPtr); + } + ___cxa_free_exception(info.excPtr); + } + } + function ___cxa_decrement_exception_refcount(ptr) { + if (!ptr) return; + exception_decRef(new ExceptionInfo(ptr)); + } + + var exceptionLast = 0; + function ___cxa_end_catch() { + // Clear state flag. + _setThrew(0); + assert(exceptionCaught.length > 0); + // Call destructor if one is registered then clear it. + var info = exceptionCaught.pop(); + + exception_decRef(info); + exceptionLast = 0; // XXX in decRef? + } + + function ___resumeException(ptr) { + if (!exceptionLast) { exceptionLast = ptr; } + throw ptr; + } + function ___cxa_find_matching_catch_2() { + var thrown = exceptionLast; + if (!thrown) { + // just pass through the null ptr + setTempRet0(0); + return 0; + } + var info = new ExceptionInfo(thrown); + info.set_adjusted_ptr(thrown); + var thrownType = info.get_type(); + if (!thrownType) { + // just pass through the thrown ptr + setTempRet0(0); + return thrown; + } + var typeArray = Array.prototype.slice.call(arguments); + + // can_catch receives a **, add indirection + // The different catch blocks are denoted by different types. + // Due to inheritance, those types may not precisely match the + // type of the thrown object. Find one which matches, and + // return the type of the catch block which should be called. + for (var i = 0; i < typeArray.length; i++) { + var caughtType = typeArray[i]; + if (caughtType === 0 || caughtType === thrownType) { + // Catch all clause matched or exactly the same type is caught + break; + } + var adjusted_ptr_addr = info.ptr + 16; + if (___cxa_can_catch(caughtType, thrownType, adjusted_ptr_addr)) { + setTempRet0(caughtType); + return thrown; + } + } + setTempRet0(thrownType); + return thrown; + } + + function ___cxa_find_matching_catch_3() { + var thrown = exceptionLast; + if (!thrown) { + // just pass through the null ptr + setTempRet0(0); + return 0; + } + var info = new ExceptionInfo(thrown); + info.set_adjusted_ptr(thrown); + var thrownType = info.get_type(); + if (!thrownType) { + // just pass through the thrown ptr + setTempRet0(0); + return thrown; + } + var typeArray = Array.prototype.slice.call(arguments); + + // can_catch receives a **, add indirection + // The different catch blocks are denoted by different types. + // Due to inheritance, those types may not precisely match the + // type of the thrown object. Find one which matches, and + // return the type of the catch block which should be called. + for (var i = 0; i < typeArray.length; i++) { + var caughtType = typeArray[i]; + if (caughtType === 0 || caughtType === thrownType) { + // Catch all clause matched or exactly the same type is caught + break; + } + var adjusted_ptr_addr = info.ptr + 16; + if (___cxa_can_catch(caughtType, thrownType, adjusted_ptr_addr)) { + setTempRet0(caughtType); + return thrown; + } + } + setTempRet0(thrownType); + return thrown; + } + + function ___cxa_find_matching_catch_4() { + var thrown = exceptionLast; + if (!thrown) { + // just pass through the null ptr + setTempRet0(0); + return 0; + } + var info = new ExceptionInfo(thrown); + info.set_adjusted_ptr(thrown); + var thrownType = info.get_type(); + if (!thrownType) { + // just pass through the thrown ptr + setTempRet0(0); + return thrown; + } + var typeArray = Array.prototype.slice.call(arguments); + + // can_catch receives a **, add indirection + // The different catch blocks are denoted by different types. + // Due to inheritance, those types may not precisely match the + // type of the thrown object. Find one which matches, and + // return the type of the catch block which should be called. + for (var i = 0; i < typeArray.length; i++) { + var caughtType = typeArray[i]; + if (caughtType === 0 || caughtType === thrownType) { + // Catch all clause matched or exactly the same type is caught + break; + } + var adjusted_ptr_addr = info.ptr + 16; + if (___cxa_can_catch(caughtType, thrownType, adjusted_ptr_addr)) { + setTempRet0(caughtType); + return thrown; + } + } + setTempRet0(thrownType); + return thrown; + } + + + function ___cxa_increment_exception_refcount(ptr) { + if (!ptr) return; + exception_addRef(new ExceptionInfo(ptr)); + } + + function ___cxa_rethrow() { + var info = exceptionCaught.pop(); + if (!info) { + abort('no exception to throw'); + } + var ptr = info.excPtr; + if (!info.get_rethrown()) { + // Only pop if the corresponding push was through rethrow_primary_exception + exceptionCaught.push(info); + info.set_rethrown(true); + info.set_caught(false); + uncaughtExceptionCount++; + } + exceptionLast = ptr; + throw ptr; + } + + function ___cxa_rethrow_primary_exception(ptr) { + if (!ptr) return; + var info = new ExceptionInfo(ptr); + exceptionCaught.push(info); + info.set_rethrown(true); + ___cxa_rethrow(); + } + + function ___cxa_throw(ptr, type, destructor) { + var info = new ExceptionInfo(ptr); + // Initialize ExceptionInfo content after it was allocated in __cxa_allocate_exception. + info.init(type, destructor); + exceptionLast = ptr; + uncaughtExceptionCount++; + throw ptr; + } + + function ___cxa_uncaught_exceptions() { + return uncaughtExceptionCount; + } + + + var PATH = {isAbs:(path) => path.charAt(0) === '/',splitPath:(filename) => { + var splitPathRe = /^(\/?|)([\s\S]*?)((?:\.{1,2}|[^\/]+?|)(\.[^.\/]*|))(?:[\/]*)$/; + return splitPathRe.exec(filename).slice(1); + },normalizeArray:(parts, allowAboveRoot) => { + // if the path tries to go above the root, `up` ends up > 0 + var up = 0; + for (var i = parts.length - 1; i >= 0; i--) { + var last = parts[i]; + if (last === '.') { + parts.splice(i, 1); + } else if (last === '..') { + parts.splice(i, 1); + up++; + } else if (up) { + parts.splice(i, 1); + up--; + } + } + // if the path is allowed to go above the root, restore leading ..s + if (allowAboveRoot) { + for (; up; up--) { + parts.unshift('..'); + } + } + return parts; + },normalize:(path) => { + var isAbsolute = PATH.isAbs(path), + trailingSlash = path.substr(-1) === '/'; + // Normalize the path + path = PATH.normalizeArray(path.split('/').filter((p) => !!p), !isAbsolute).join('/'); + if (!path && !isAbsolute) { + path = '.'; + } + if (path && trailingSlash) { + path += '/'; + } + return (isAbsolute ? '/' : '') + path; + },dirname:(path) => { + var result = PATH.splitPath(path), + root = result[0], + dir = result[1]; + if (!root && !dir) { + // No dirname whatsoever + return '.'; + } + if (dir) { + // It has a dirname, strip trailing slash + dir = dir.substr(0, dir.length - 1); + } + return root + dir; + },basename:(path) => { + // EMSCRIPTEN return '/'' for '/', not an empty string + if (path === '/') return '/'; + path = PATH.normalize(path); + path = path.replace(/\/$/, ""); + var lastSlash = path.lastIndexOf('/'); + if (lastSlash === -1) return path; + return path.substr(lastSlash+1); + },join:function() { + var paths = Array.prototype.slice.call(arguments, 0); + return PATH.normalize(paths.join('/')); + },join2:(l, r) => { + return PATH.normalize(l + '/' + r); + }}; + + function getRandomDevice() { + if (typeof crypto == 'object' && typeof crypto['getRandomValues'] == 'function') { + // for modern web browsers + var randomBuffer = new Uint8Array(1); + return function() { crypto.getRandomValues(randomBuffer); return randomBuffer[0]; }; + } else + if (ENVIRONMENT_IS_NODE) { + // for nodejs with or without crypto support included + try { + var crypto_module = require('crypto'); + // nodejs has crypto support + return function() { return crypto_module['randomBytes'](1)[0]; }; + } catch (e) { + // nodejs doesn't have crypto support + } + } + // we couldn't find a proper implementation, as Math.random() is not suitable for /dev/random, see emscripten-core/emscripten/pull/7096 + return function() { abort("no cryptographic support found for randomDevice. consider polyfilling it if you want to use something insecure like Math.random(), e.g. put this in a --pre-js: var crypto = { getRandomValues: function(array) { for (var i = 0; i < array.length; i++) array[i] = (Math.random()*256)|0 } };"); }; + } + + var PATH_FS = {resolve:function() { + var resolvedPath = '', + resolvedAbsolute = false; + for (var i = arguments.length - 1; i >= -1 && !resolvedAbsolute; i--) { + var path = (i >= 0) ? arguments[i] : FS.cwd(); + // Skip empty and invalid entries + if (typeof path != 'string') { + throw new TypeError('Arguments to path.resolve must be strings'); + } else if (!path) { + return ''; // an invalid portion invalidates the whole thing + } + resolvedPath = path + '/' + resolvedPath; + resolvedAbsolute = PATH.isAbs(path); + } + // At this point the path should be resolved to a full absolute path, but + // handle relative paths to be safe (might happen when process.cwd() fails) + resolvedPath = PATH.normalizeArray(resolvedPath.split('/').filter((p) => !!p), !resolvedAbsolute).join('/'); + return ((resolvedAbsolute ? '/' : '') + resolvedPath) || '.'; + },relative:(from, to) => { + from = PATH_FS.resolve(from).substr(1); + to = PATH_FS.resolve(to).substr(1); + function trim(arr) { + var start = 0; + for (; start < arr.length; start++) { + if (arr[start] !== '') break; + } + var end = arr.length - 1; + for (; end >= 0; end--) { + if (arr[end] !== '') break; + } + if (start > end) return []; + return arr.slice(start, end - start + 1); + } + var fromParts = trim(from.split('/')); + var toParts = trim(to.split('/')); + var length = Math.min(fromParts.length, toParts.length); + var samePartsLength = length; + for (var i = 0; i < length; i++) { + if (fromParts[i] !== toParts[i]) { + samePartsLength = i; + break; + } + } + var outputParts = []; + for (var i = samePartsLength; i < fromParts.length; i++) { + outputParts.push('..'); + } + outputParts = outputParts.concat(toParts.slice(samePartsLength)); + return outputParts.join('/'); + }}; + + var TTY = {ttys:[],init:function () { + // https://github.com/emscripten-core/emscripten/pull/1555 + // if (ENVIRONMENT_IS_NODE) { + // // currently, FS.init does not distinguish if process.stdin is a file or TTY + // // device, it always assumes it's a TTY device. because of this, we're forcing + // // process.stdin to UTF8 encoding to at least make stdin reading compatible + // // with text files until FS.init can be refactored. + // process['stdin']['setEncoding']('utf8'); + // } + },shutdown:function() { + // https://github.com/emscripten-core/emscripten/pull/1555 + // if (ENVIRONMENT_IS_NODE) { + // // inolen: any idea as to why node -e 'process.stdin.read()' wouldn't exit immediately (with process.stdin being a tty)? + // // isaacs: because now it's reading from the stream, you've expressed interest in it, so that read() kicks off a _read() which creates a ReadReq operation + // // inolen: I thought read() in that case was a synchronous operation that just grabbed some amount of buffered data if it exists? + // // isaacs: it is. but it also triggers a _read() call, which calls readStart() on the handle + // // isaacs: do process.stdin.pause() and i'd think it'd probably close the pending call + // process['stdin']['pause'](); + // } + },register:function(dev, ops) { + TTY.ttys[dev] = { input: [], output: [], ops: ops }; + FS.registerDevice(dev, TTY.stream_ops); + },stream_ops:{open:function(stream) { + var tty = TTY.ttys[stream.node.rdev]; + if (!tty) { + throw new FS.ErrnoError(43); + } + stream.tty = tty; + stream.seekable = false; + },close:function(stream) { + // flush any pending line data + stream.tty.ops.flush(stream.tty); + },flush:function(stream) { + stream.tty.ops.flush(stream.tty); + },read:function(stream, buffer, offset, length, pos /* ignored */) { + if (!stream.tty || !stream.tty.ops.get_char) { + throw new FS.ErrnoError(60); + } + var bytesRead = 0; + for (var i = 0; i < length; i++) { + var result; + try { + result = stream.tty.ops.get_char(stream.tty); + } catch (e) { + throw new FS.ErrnoError(29); + } + if (result === undefined && bytesRead === 0) { + throw new FS.ErrnoError(6); + } + if (result === null || result === undefined) break; + bytesRead++; + buffer[offset+i] = result; + } + if (bytesRead) { + stream.node.timestamp = Date.now(); + } + return bytesRead; + },write:function(stream, buffer, offset, length, pos) { + if (!stream.tty || !stream.tty.ops.put_char) { + throw new FS.ErrnoError(60); + } + try { + for (var i = 0; i < length; i++) { + stream.tty.ops.put_char(stream.tty, buffer[offset+i]); + } + } catch (e) { + throw new FS.ErrnoError(29); + } + if (length) { + stream.node.timestamp = Date.now(); + } + return i; + }},default_tty_ops:{get_char:function(tty) { + if (!tty.input.length) { + var result = null; + if (ENVIRONMENT_IS_NODE) { + // we will read data by chunks of BUFSIZE + var BUFSIZE = 256; + var buf = Buffer.alloc(BUFSIZE); + var bytesRead = 0; + + try { + bytesRead = fs.readSync(process.stdin.fd, buf, 0, BUFSIZE, -1); + } catch(e) { + // Cross-platform differences: on Windows, reading EOF throws an exception, but on other OSes, + // reading EOF returns 0. Uniformize behavior by treating the EOF exception to return 0. + if (e.toString().includes('EOF')) bytesRead = 0; + else throw e; + } + + if (bytesRead > 0) { + result = buf.slice(0, bytesRead).toString('utf-8'); + } else { + result = null; + } + } else + if (typeof window != 'undefined' && + typeof window.prompt == 'function') { + // Browser. + result = window.prompt('Input: '); // returns null on cancel + if (result !== null) { + result += '\n'; + } + } else if (typeof readline == 'function') { + // Command line. + result = readline(); + if (result !== null) { + result += '\n'; + } + } + if (!result) { + return null; + } + tty.input = intArrayFromString(result, true); + } + return tty.input.shift(); + },put_char:function(tty, val) { + if (val === null || val === 10) { + out(UTF8ArrayToString(tty.output, 0)); + tty.output = []; + } else { + if (val != 0) tty.output.push(val); // val == 0 would cut text output off in the middle. + } + },flush:function(tty) { + if (tty.output && tty.output.length > 0) { + out(UTF8ArrayToString(tty.output, 0)); + tty.output = []; + } + }},default_tty1_ops:{put_char:function(tty, val) { + if (val === null || val === 10) { + err(UTF8ArrayToString(tty.output, 0)); + tty.output = []; + } else { + if (val != 0) tty.output.push(val); + } + },flush:function(tty) { + if (tty.output && tty.output.length > 0) { + err(UTF8ArrayToString(tty.output, 0)); + tty.output = []; + } + }}}; + + function zeroMemory(address, size) { + HEAPU8.fill(0, address, address + size); + } + + function alignMemory(size, alignment) { + assert(alignment, "alignment argument is required"); + return Math.ceil(size / alignment) * alignment; + } + function mmapAlloc(size) { + size = alignMemory(size, 65536); + var ptr = _emscripten_builtin_memalign(65536, size); + if (!ptr) return 0; + zeroMemory(ptr, size); + return ptr; + } + var MEMFS = {ops_table:null,mount:function(mount) { + return MEMFS.createNode(null, '/', 16384 | 511 /* 0777 */, 0); + },createNode:function(parent, name, mode, dev) { + if (FS.isBlkdev(mode) || FS.isFIFO(mode)) { + // no supported + throw new FS.ErrnoError(63); + } + if (!MEMFS.ops_table) { + MEMFS.ops_table = { + dir: { + node: { + getattr: MEMFS.node_ops.getattr, + setattr: MEMFS.node_ops.setattr, + lookup: MEMFS.node_ops.lookup, + mknod: MEMFS.node_ops.mknod, + rename: MEMFS.node_ops.rename, + unlink: MEMFS.node_ops.unlink, + rmdir: MEMFS.node_ops.rmdir, + readdir: MEMFS.node_ops.readdir, + symlink: MEMFS.node_ops.symlink + }, + stream: { + llseek: MEMFS.stream_ops.llseek + } + }, + file: { + node: { + getattr: MEMFS.node_ops.getattr, + setattr: MEMFS.node_ops.setattr + }, + stream: { + llseek: MEMFS.stream_ops.llseek, + read: MEMFS.stream_ops.read, + write: MEMFS.stream_ops.write, + allocate: MEMFS.stream_ops.allocate, + mmap: MEMFS.stream_ops.mmap, + msync: MEMFS.stream_ops.msync + } + }, + link: { + node: { + getattr: MEMFS.node_ops.getattr, + setattr: MEMFS.node_ops.setattr, + readlink: MEMFS.node_ops.readlink + }, + stream: {} + }, + chrdev: { + node: { + getattr: MEMFS.node_ops.getattr, + setattr: MEMFS.node_ops.setattr + }, + stream: FS.chrdev_stream_ops + } + }; + } + var node = FS.createNode(parent, name, mode, dev); + if (FS.isDir(node.mode)) { + node.node_ops = MEMFS.ops_table.dir.node; + node.stream_ops = MEMFS.ops_table.dir.stream; + node.contents = {}; + } else if (FS.isFile(node.mode)) { + node.node_ops = MEMFS.ops_table.file.node; + node.stream_ops = MEMFS.ops_table.file.stream; + node.usedBytes = 0; // The actual number of bytes used in the typed array, as opposed to contents.length which gives the whole capacity. + // When the byte data of the file is populated, this will point to either a typed array, or a normal JS array. Typed arrays are preferred + // for performance, and used by default. However, typed arrays are not resizable like normal JS arrays are, so there is a small disk size + // penalty involved for appending file writes that continuously grow a file similar to std::vector capacity vs used -scheme. + node.contents = null; + } else if (FS.isLink(node.mode)) { + node.node_ops = MEMFS.ops_table.link.node; + node.stream_ops = MEMFS.ops_table.link.stream; + } else if (FS.isChrdev(node.mode)) { + node.node_ops = MEMFS.ops_table.chrdev.node; + node.stream_ops = MEMFS.ops_table.chrdev.stream; + } + node.timestamp = Date.now(); + // add the new node to the parent + if (parent) { + parent.contents[name] = node; + parent.timestamp = node.timestamp; + } + return node; + },getFileDataAsTypedArray:function(node) { + if (!node.contents) return new Uint8Array(0); + if (node.contents.subarray) return node.contents.subarray(0, node.usedBytes); // Make sure to not return excess unused bytes. + return new Uint8Array(node.contents); + },expandFileStorage:function(node, newCapacity) { + var prevCapacity = node.contents ? node.contents.length : 0; + if (prevCapacity >= newCapacity) return; // No need to expand, the storage was already large enough. + // Don't expand strictly to the given requested limit if it's only a very small increase, but instead geometrically grow capacity. + // For small filesizes (<1MB), perform size*2 geometric increase, but for large sizes, do a much more conservative size*1.125 increase to + // avoid overshooting the allocation cap by a very large margin. + var CAPACITY_DOUBLING_MAX = 1024 * 1024; + newCapacity = Math.max(newCapacity, (prevCapacity * (prevCapacity < CAPACITY_DOUBLING_MAX ? 2.0 : 1.125)) >>> 0); + if (prevCapacity != 0) newCapacity = Math.max(newCapacity, 256); // At minimum allocate 256b for each file when expanding. + var oldContents = node.contents; + node.contents = new Uint8Array(newCapacity); // Allocate new storage. + if (node.usedBytes > 0) node.contents.set(oldContents.subarray(0, node.usedBytes), 0); // Copy old data over to the new storage. + },resizeFileStorage:function(node, newSize) { + if (node.usedBytes == newSize) return; + if (newSize == 0) { + node.contents = null; // Fully decommit when requesting a resize to zero. + node.usedBytes = 0; + } else { + var oldContents = node.contents; + node.contents = new Uint8Array(newSize); // Allocate new storage. + if (oldContents) { + node.contents.set(oldContents.subarray(0, Math.min(newSize, node.usedBytes))); // Copy old data over to the new storage. + } + node.usedBytes = newSize; + } + },node_ops:{getattr:function(node) { + var attr = {}; + // device numbers reuse inode numbers. + attr.dev = FS.isChrdev(node.mode) ? node.id : 1; + attr.ino = node.id; + attr.mode = node.mode; + attr.nlink = 1; + attr.uid = 0; + attr.gid = 0; + attr.rdev = node.rdev; + if (FS.isDir(node.mode)) { + attr.size = 4096; + } else if (FS.isFile(node.mode)) { + attr.size = node.usedBytes; + } else if (FS.isLink(node.mode)) { + attr.size = node.link.length; + } else { + attr.size = 0; + } + attr.atime = new Date(node.timestamp); + attr.mtime = new Date(node.timestamp); + attr.ctime = new Date(node.timestamp); + // NOTE: In our implementation, st_blocks = Math.ceil(st_size/st_blksize), + // but this is not required by the standard. + attr.blksize = 4096; + attr.blocks = Math.ceil(attr.size / attr.blksize); + return attr; + },setattr:function(node, attr) { + if (attr.mode !== undefined) { + node.mode = attr.mode; + } + if (attr.timestamp !== undefined) { + node.timestamp = attr.timestamp; + } + if (attr.size !== undefined) { + MEMFS.resizeFileStorage(node, attr.size); + } + },lookup:function(parent, name) { + throw FS.genericErrors[44]; + },mknod:function(parent, name, mode, dev) { + return MEMFS.createNode(parent, name, mode, dev); + },rename:function(old_node, new_dir, new_name) { + // if we're overwriting a directory at new_name, make sure it's empty. + if (FS.isDir(old_node.mode)) { + var new_node; + try { + new_node = FS.lookupNode(new_dir, new_name); + } catch (e) { + } + if (new_node) { + for (var i in new_node.contents) { + throw new FS.ErrnoError(55); + } + } + } + // do the internal rewiring + delete old_node.parent.contents[old_node.name]; + old_node.parent.timestamp = Date.now() + old_node.name = new_name; + new_dir.contents[new_name] = old_node; + new_dir.timestamp = old_node.parent.timestamp; + old_node.parent = new_dir; + },unlink:function(parent, name) { + delete parent.contents[name]; + parent.timestamp = Date.now(); + },rmdir:function(parent, name) { + var node = FS.lookupNode(parent, name); + for (var i in node.contents) { + throw new FS.ErrnoError(55); + } + delete parent.contents[name]; + parent.timestamp = Date.now(); + },readdir:function(node) { + var entries = ['.', '..']; + for (var key in node.contents) { + if (!node.contents.hasOwnProperty(key)) { + continue; + } + entries.push(key); + } + return entries; + },symlink:function(parent, newname, oldpath) { + var node = MEMFS.createNode(parent, newname, 511 /* 0777 */ | 40960, 0); + node.link = oldpath; + return node; + },readlink:function(node) { + if (!FS.isLink(node.mode)) { + throw new FS.ErrnoError(28); + } + return node.link; + }},stream_ops:{read:function(stream, buffer, offset, length, position) { + var contents = stream.node.contents; + if (position >= stream.node.usedBytes) return 0; + var size = Math.min(stream.node.usedBytes - position, length); + assert(size >= 0); + if (size > 8 && contents.subarray) { // non-trivial, and typed array + buffer.set(contents.subarray(position, position + size), offset); + } else { + for (var i = 0; i < size; i++) buffer[offset + i] = contents[position + i]; + } + return size; + },write:function(stream, buffer, offset, length, position, canOwn) { + // The data buffer should be a typed array view + assert(!(buffer instanceof ArrayBuffer)); + // If the buffer is located in main memory (HEAP), and if + // memory can grow, we can't hold on to references of the + // memory buffer, as they may get invalidated. That means we + // need to do copy its contents. + if (buffer.buffer === HEAP8.buffer) { + canOwn = false; + } + + if (!length) return 0; + var node = stream.node; + node.timestamp = Date.now(); + + if (buffer.subarray && (!node.contents || node.contents.subarray)) { // This write is from a typed array to a typed array? + if (canOwn) { + assert(position === 0, 'canOwn must imply no weird position inside the file'); + node.contents = buffer.subarray(offset, offset + length); + node.usedBytes = length; + return length; + } else if (node.usedBytes === 0 && position === 0) { // If this is a simple first write to an empty file, do a fast set since we don't need to care about old data. + node.contents = buffer.slice(offset, offset + length); + node.usedBytes = length; + return length; + } else if (position + length <= node.usedBytes) { // Writing to an already allocated and used subrange of the file? + node.contents.set(buffer.subarray(offset, offset + length), position); + return length; + } + } + + // Appending to an existing file and we need to reallocate, or source data did not come as a typed array. + MEMFS.expandFileStorage(node, position+length); + if (node.contents.subarray && buffer.subarray) { + // Use typed array write which is available. + node.contents.set(buffer.subarray(offset, offset + length), position); + } else { + for (var i = 0; i < length; i++) { + node.contents[position + i] = buffer[offset + i]; // Or fall back to manual write if not. + } + } + node.usedBytes = Math.max(node.usedBytes, position + length); + return length; + },llseek:function(stream, offset, whence) { + var position = offset; + if (whence === 1) { + position += stream.position; + } else if (whence === 2) { + if (FS.isFile(stream.node.mode)) { + position += stream.node.usedBytes; + } + } + if (position < 0) { + throw new FS.ErrnoError(28); + } + return position; + },allocate:function(stream, offset, length) { + MEMFS.expandFileStorage(stream.node, offset + length); + stream.node.usedBytes = Math.max(stream.node.usedBytes, offset + length); + },mmap:function(stream, length, position, prot, flags) { + if (!FS.isFile(stream.node.mode)) { + throw new FS.ErrnoError(43); + } + var ptr; + var allocated; + var contents = stream.node.contents; + // Only make a new copy when MAP_PRIVATE is specified. + if (!(flags & 2) && contents.buffer === buffer) { + // We can't emulate MAP_SHARED when the file is not backed by the buffer + // we're mapping to (e.g. the HEAP buffer). + allocated = false; + ptr = contents.byteOffset; + } else { + // Try to avoid unnecessary slices. + if (position > 0 || position + length < contents.length) { + if (contents.subarray) { + contents = contents.subarray(position, position + length); + } else { + contents = Array.prototype.slice.call(contents, position, position + length); + } + } + allocated = true; + ptr = mmapAlloc(length); + if (!ptr) { + throw new FS.ErrnoError(48); + } + HEAP8.set(contents, ptr); + } + return { ptr: ptr, allocated: allocated }; + },msync:function(stream, buffer, offset, length, mmapFlags) { + if (!FS.isFile(stream.node.mode)) { + throw new FS.ErrnoError(43); + } + if (mmapFlags & 2) { + // MAP_PRIVATE calls need not to be synced back to underlying fs + return 0; + } + + var bytesWritten = MEMFS.stream_ops.write(stream, buffer, 0, length, offset, false); + // should we check if bytesWritten and length are the same? + return 0; + }}}; + + /** @param {boolean=} noRunDep */ + function asyncLoad(url, onload, onerror, noRunDep) { + var dep = !noRunDep ? getUniqueRunDependency('al ' + url) : ''; + readAsync(url, function(arrayBuffer) { + assert(arrayBuffer, 'Loading data file "' + url + '" failed (no arrayBuffer).'); + onload(new Uint8Array(arrayBuffer)); + if (dep) removeRunDependency(dep); + }, function(event) { + if (onerror) { + onerror(); + } else { + throw 'Loading data file "' + url + '" failed.'; + } + }); + if (dep) addRunDependency(dep); + } + + var ERRNO_CODES = {}; + var NODEFS = {isWindows:false,staticInit:() => { + NODEFS.isWindows = !!process.platform.match(/^win/); + var flags = process["binding"]("constants"); + // Node.js 4 compatibility: it has no namespaces for constants + if (flags["fs"]) { + flags = flags["fs"]; + } + NODEFS.flagsForNodeMap = { + "1024": flags["O_APPEND"], + "64": flags["O_CREAT"], + "128": flags["O_EXCL"], + "256": flags["O_NOCTTY"], + "0": flags["O_RDONLY"], + "2": flags["O_RDWR"], + "4096": flags["O_SYNC"], + "512": flags["O_TRUNC"], + "1": flags["O_WRONLY"], + "131072": flags["O_NOFOLLOW"], + }; + // The 0 define must match on both sides, as otherwise we would not + // know to add it. + assert(NODEFS.flagsForNodeMap["0"] === 0); + },convertNodeCode:(e) => { + var code = e.code; + assert(code in ERRNO_CODES, 'unexpected node error code: ' + code + ' (' + e + ')'); + return ERRNO_CODES[code]; + },mount:(mount) => { + assert(ENVIRONMENT_IS_NODE); + return NODEFS.createNode(null, '/', NODEFS.getMode(mount.opts.root), 0); + },createNode:(parent, name, mode, dev) => { + if (!FS.isDir(mode) && !FS.isFile(mode) && !FS.isLink(mode)) { + throw new FS.ErrnoError(28); + } + var node = FS.createNode(parent, name, mode); + node.node_ops = NODEFS.node_ops; + node.stream_ops = NODEFS.stream_ops; + return node; + },getMode:(path) => { + var stat; + try { + stat = fs.lstatSync(path); + if (NODEFS.isWindows) { + // Node.js on Windows never represents permission bit 'x', so + // propagate read bits to execute bits + stat.mode = stat.mode | ((stat.mode & 292) >> 2); + } + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(NODEFS.convertNodeCode(e)); + } + return stat.mode; + },realPath:(node) => { + var parts = []; + while (node.parent !== node) { + parts.push(node.name); + node = node.parent; + } + parts.push(node.mount.opts.root); + parts.reverse(); + return PATH.join.apply(null, parts); + },flagsForNode:(flags) => { + flags &= ~2097152; // Ignore this flag from musl, otherwise node.js fails to open the file. + flags &= ~2048; // Ignore this flag from musl, otherwise node.js fails to open the file. + flags &= ~32768; // Ignore this flag from musl, otherwise node.js fails to open the file. + flags &= ~524288; // Some applications may pass it; it makes no sense for a single process. + flags &= ~65536; // Node.js doesn't need this passed in, it errors. + var newFlags = 0; + for (var k in NODEFS.flagsForNodeMap) { + if (flags & k) { + newFlags |= NODEFS.flagsForNodeMap[k]; + flags ^= k; + } + } + if (!flags) { + return newFlags; + } else { + throw new FS.ErrnoError(28); + } + },node_ops:{getattr:(node) => { + var path = NODEFS.realPath(node); + var stat; + try { + stat = fs.lstatSync(path); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(NODEFS.convertNodeCode(e)); + } + // node.js v0.10.20 doesn't report blksize and blocks on Windows. Fake them with default blksize of 4096. + // See http://support.microsoft.com/kb/140365 + if (NODEFS.isWindows && !stat.blksize) { + stat.blksize = 4096; + } + if (NODEFS.isWindows && !stat.blocks) { + stat.blocks = (stat.size+stat.blksize-1)/stat.blksize|0; + } + return { + dev: stat.dev, + ino: stat.ino, + mode: stat.mode, + nlink: stat.nlink, + uid: stat.uid, + gid: stat.gid, + rdev: stat.rdev, + size: stat.size, + atime: stat.atime, + mtime: stat.mtime, + ctime: stat.ctime, + blksize: stat.blksize, + blocks: stat.blocks + }; + },setattr:(node, attr) => { + var path = NODEFS.realPath(node); + try { + if (attr.mode !== undefined) { + fs.chmodSync(path, attr.mode); + // update the common node structure mode as well + node.mode = attr.mode; + } + if (attr.timestamp !== undefined) { + var date = new Date(attr.timestamp); + fs.utimesSync(path, date, date); + } + if (attr.size !== undefined) { + fs.truncateSync(path, attr.size); + } + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(NODEFS.convertNodeCode(e)); + } + },lookup:(parent, name) => { + var path = PATH.join2(NODEFS.realPath(parent), name); + var mode = NODEFS.getMode(path); + return NODEFS.createNode(parent, name, mode); + },mknod:(parent, name, mode, dev) => { + var node = NODEFS.createNode(parent, name, mode, dev); + // create the backing node for this in the fs root as well + var path = NODEFS.realPath(node); + try { + if (FS.isDir(node.mode)) { + fs.mkdirSync(path, node.mode); + } else { + fs.writeFileSync(path, '', { mode: node.mode }); + } + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(NODEFS.convertNodeCode(e)); + } + return node; + },rename:(oldNode, newDir, newName) => { + var oldPath = NODEFS.realPath(oldNode); + var newPath = PATH.join2(NODEFS.realPath(newDir), newName); + try { + fs.renameSync(oldPath, newPath); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(NODEFS.convertNodeCode(e)); + } + oldNode.name = newName; + },unlink:(parent, name) => { + var path = PATH.join2(NODEFS.realPath(parent), name); + try { + fs.unlinkSync(path); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(NODEFS.convertNodeCode(e)); + } + },rmdir:(parent, name) => { + var path = PATH.join2(NODEFS.realPath(parent), name); + try { + fs.rmdirSync(path); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(NODEFS.convertNodeCode(e)); + } + },readdir:(node) => { + var path = NODEFS.realPath(node); + try { + return fs.readdirSync(path); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(NODEFS.convertNodeCode(e)); + } + },symlink:(parent, newName, oldPath) => { + var newPath = PATH.join2(NODEFS.realPath(parent), newName); + try { + fs.symlinkSync(oldPath, newPath); + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(NODEFS.convertNodeCode(e)); + } + },readlink:(node) => { + var path = NODEFS.realPath(node); + try { + path = fs.readlinkSync(path); + path = nodePath.relative(nodePath.resolve(node.mount.opts.root), path); + return path; + } catch (e) { + if (!e.code) throw e; + // node under windows can return code 'UNKNOWN' here: + // https://github.com/emscripten-core/emscripten/issues/15468 + if (e.code === 'UNKNOWN') throw new FS.ErrnoError(28); + throw new FS.ErrnoError(NODEFS.convertNodeCode(e)); + } + }},stream_ops:{open:(stream) => { + var path = NODEFS.realPath(stream.node); + try { + if (FS.isFile(stream.node.mode)) { + stream.nfd = fs.openSync(path, NODEFS.flagsForNode(stream.flags)); + } + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(NODEFS.convertNodeCode(e)); + } + },close:(stream) => { + try { + if (FS.isFile(stream.node.mode) && stream.nfd) { + fs.closeSync(stream.nfd); + } + } catch (e) { + if (!e.code) throw e; + throw new FS.ErrnoError(NODEFS.convertNodeCode(e)); + } + },read:(stream, buffer, offset, length, position) => { + // Node.js < 6 compatibility: node errors on 0 length reads + if (length === 0) return 0; + try { + return fs.readSync(stream.nfd, Buffer.from(buffer.buffer), offset, length, position); + } catch (e) { + throw new FS.ErrnoError(NODEFS.convertNodeCode(e)); + } + },write:(stream, buffer, offset, length, position) => { + try { + return fs.writeSync(stream.nfd, Buffer.from(buffer.buffer), offset, length, position); + } catch (e) { + throw new FS.ErrnoError(NODEFS.convertNodeCode(e)); + } + },llseek:(stream, offset, whence) => { + var position = offset; + if (whence === 1) { + position += stream.position; + } else if (whence === 2) { + if (FS.isFile(stream.node.mode)) { + try { + var stat = fs.fstatSync(stream.nfd); + position += stat.size; + } catch (e) { + throw new FS.ErrnoError(NODEFS.convertNodeCode(e)); + } + } + } + + if (position < 0) { + throw new FS.ErrnoError(28); + } + + return position; + },mmap:(stream, length, position, prot, flags) => { + if (!FS.isFile(stream.node.mode)) { + throw new FS.ErrnoError(43); + } + + var ptr = mmapAlloc(length); + + NODEFS.stream_ops.read(stream, HEAP8, ptr, length, position); + return { ptr: ptr, allocated: true }; + },msync:(stream, buffer, offset, length, mmapFlags) => { + if (!FS.isFile(stream.node.mode)) { + throw new FS.ErrnoError(43); + } + if (mmapFlags & 2) { + // MAP_PRIVATE calls need not to be synced back to underlying fs + return 0; + } + + var bytesWritten = NODEFS.stream_ops.write(stream, buffer, 0, length, offset, false); + return 0; + }}}; + + var ERRNO_MESSAGES = {0:"Success",1:"Arg list too long",2:"Permission denied",3:"Address already in use",4:"Address not available",5:"Address family not supported by protocol family",6:"No more processes",7:"Socket already connected",8:"Bad file number",9:"Trying to read unreadable message",10:"Mount device busy",11:"Operation canceled",12:"No children",13:"Connection aborted",14:"Connection refused",15:"Connection reset by peer",16:"File locking deadlock error",17:"Destination address required",18:"Math arg out of domain of func",19:"Quota exceeded",20:"File exists",21:"Bad address",22:"File too large",23:"Host is unreachable",24:"Identifier removed",25:"Illegal byte sequence",26:"Connection already in progress",27:"Interrupted system call",28:"Invalid argument",29:"I/O error",30:"Socket is already connected",31:"Is a directory",32:"Too many symbolic links",33:"Too many open files",34:"Too many links",35:"Message too long",36:"Multihop attempted",37:"File or path name too long",38:"Network interface is not configured",39:"Connection reset by network",40:"Network is unreachable",41:"Too many open files in system",42:"No buffer space available",43:"No such device",44:"No such file or directory",45:"Exec format error",46:"No record locks available",47:"The link has been severed",48:"Not enough core",49:"No message of desired type",50:"Protocol not available",51:"No space left on device",52:"Function not implemented",53:"Socket is not connected",54:"Not a directory",55:"Directory not empty",56:"State not recoverable",57:"Socket operation on non-socket",59:"Not a typewriter",60:"No such device or address",61:"Value too large for defined data type",62:"Previous owner died",63:"Not super-user",64:"Broken pipe",65:"Protocol error",66:"Unknown protocol",67:"Protocol wrong type for socket",68:"Math result not representable",69:"Read only file system",70:"Illegal seek",71:"No such process",72:"Stale file handle",73:"Connection timed out",74:"Text file busy",75:"Cross-device link",100:"Device not a stream",101:"Bad font file fmt",102:"Invalid slot",103:"Invalid request code",104:"No anode",105:"Block device required",106:"Channel number out of range",107:"Level 3 halted",108:"Level 3 reset",109:"Link number out of range",110:"Protocol driver not attached",111:"No CSI structure available",112:"Level 2 halted",113:"Invalid exchange",114:"Invalid request descriptor",115:"Exchange full",116:"No data (for no delay io)",117:"Timer expired",118:"Out of streams resources",119:"Machine is not on the network",120:"Package not installed",121:"The object is remote",122:"Advertise error",123:"Srmount error",124:"Communication error on send",125:"Cross mount point (not really error)",126:"Given log. name not unique",127:"f.d. invalid for this operation",128:"Remote address changed",129:"Can access a needed shared lib",130:"Accessing a corrupted shared lib",131:".lib section in a.out corrupted",132:"Attempting to link in too many libs",133:"Attempting to exec a shared library",135:"Streams pipe error",136:"Too many users",137:"Socket type not supported",138:"Not supported",139:"Protocol family not supported",140:"Can't send after socket shutdown",141:"Too many references",142:"Host is down",148:"No medium (in tape drive)",156:"Level 2 not synchronized"}; + var FS = {root:null,mounts:[],devices:{},streams:[],nextInode:1,nameTable:null,currentPath:"/",initialized:false,ignorePermissions:true,ErrnoError:null,genericErrors:{},filesystems:null,syncFSRequests:0,lookupPath:(path, opts = {}) => { + path = PATH_FS.resolve(FS.cwd(), path); + + if (!path) return { path: '', node: null }; + + var defaults = { + follow_mount: true, + recurse_count: 0 + }; + opts = Object.assign(defaults, opts) + + if (opts.recurse_count > 8) { // max recursive lookup of 8 + throw new FS.ErrnoError(32); + } + + // split the path + var parts = PATH.normalizeArray(path.split('/').filter((p) => !!p), false); + + // start at the root + var current = FS.root; + var current_path = '/'; + + for (var i = 0; i < parts.length; i++) { + var islast = (i === parts.length-1); + if (islast && opts.parent) { + // stop resolving + break; + } + + current = FS.lookupNode(current, parts[i]); + current_path = PATH.join2(current_path, parts[i]); + + // jump to the mount's root node if this is a mountpoint + if (FS.isMountpoint(current)) { + if (!islast || (islast && opts.follow_mount)) { + current = current.mounted.root; + } + } + + // by default, lookupPath will not follow a symlink if it is the final path component. + // setting opts.follow = true will override this behavior. + if (!islast || opts.follow) { + var count = 0; + while (FS.isLink(current.mode)) { + var link = FS.readlink(current_path); + current_path = PATH_FS.resolve(PATH.dirname(current_path), link); + + var lookup = FS.lookupPath(current_path, { recurse_count: opts.recurse_count + 1 }); + current = lookup.node; + + if (count++ > 40) { // limit max consecutive symlinks to 40 (SYMLOOP_MAX). + throw new FS.ErrnoError(32); + } + } + } + } + + return { path: current_path, node: current }; + },getPath:(node) => { + var path; + while (true) { + if (FS.isRoot(node)) { + var mount = node.mount.mountpoint; + if (!path) return mount; + return mount[mount.length-1] !== '/' ? mount + '/' + path : mount + path; + } + path = path ? node.name + '/' + path : node.name; + node = node.parent; + } + },hashName:(parentid, name) => { + var hash = 0; + + for (var i = 0; i < name.length; i++) { + hash = ((hash << 5) - hash + name.charCodeAt(i)) | 0; + } + return ((parentid + hash) >>> 0) % FS.nameTable.length; + },hashAddNode:(node) => { + var hash = FS.hashName(node.parent.id, node.name); + node.name_next = FS.nameTable[hash]; + FS.nameTable[hash] = node; + },hashRemoveNode:(node) => { + var hash = FS.hashName(node.parent.id, node.name); + if (FS.nameTable[hash] === node) { + FS.nameTable[hash] = node.name_next; + } else { + var current = FS.nameTable[hash]; + while (current) { + if (current.name_next === node) { + current.name_next = node.name_next; + break; + } + current = current.name_next; + } + } + },lookupNode:(parent, name) => { + var errCode = FS.mayLookup(parent); + if (errCode) { + throw new FS.ErrnoError(errCode, parent); + } + var hash = FS.hashName(parent.id, name); + for (var node = FS.nameTable[hash]; node; node = node.name_next) { + var nodeName = node.name; + if (node.parent.id === parent.id && nodeName === name) { + return node; + } + } + // if we failed to find it in the cache, call into the VFS + return FS.lookup(parent, name); + },createNode:(parent, name, mode, rdev) => { + assert(typeof parent == 'object') + var node = new FS.FSNode(parent, name, mode, rdev); + + FS.hashAddNode(node); + + return node; + },destroyNode:(node) => { + FS.hashRemoveNode(node); + },isRoot:(node) => { + return node === node.parent; + },isMountpoint:(node) => { + return !!node.mounted; + },isFile:(mode) => { + return (mode & 61440) === 32768; + },isDir:(mode) => { + return (mode & 61440) === 16384; + },isLink:(mode) => { + return (mode & 61440) === 40960; + },isChrdev:(mode) => { + return (mode & 61440) === 8192; + },isBlkdev:(mode) => { + return (mode & 61440) === 24576; + },isFIFO:(mode) => { + return (mode & 61440) === 4096; + },isSocket:(mode) => { + return (mode & 49152) === 49152; + },flagModes:{"r":0,"r+":2,"w":577,"w+":578,"a":1089,"a+":1090},modeStringToFlags:(str) => { + var flags = FS.flagModes[str]; + if (typeof flags == 'undefined') { + throw new Error('Unknown file open mode: ' + str); + } + return flags; + },flagsToPermissionString:(flag) => { + var perms = ['r', 'w', 'rw'][flag & 3]; + if ((flag & 512)) { + perms += 'w'; + } + return perms; + },nodePermissions:(node, perms) => { + if (FS.ignorePermissions) { + return 0; + } + // return 0 if any user, group or owner bits are set. + if (perms.includes('r') && !(node.mode & 292)) { + return 2; + } else if (perms.includes('w') && !(node.mode & 146)) { + return 2; + } else if (perms.includes('x') && !(node.mode & 73)) { + return 2; + } + return 0; + },mayLookup:(dir) => { + var errCode = FS.nodePermissions(dir, 'x'); + if (errCode) return errCode; + if (!dir.node_ops.lookup) return 2; + return 0; + },mayCreate:(dir, name) => { + try { + var node = FS.lookupNode(dir, name); + return 20; + } catch (e) { + } + return FS.nodePermissions(dir, 'wx'); + },mayDelete:(dir, name, isdir) => { + var node; + try { + node = FS.lookupNode(dir, name); + } catch (e) { + return e.errno; + } + var errCode = FS.nodePermissions(dir, 'wx'); + if (errCode) { + return errCode; + } + if (isdir) { + if (!FS.isDir(node.mode)) { + return 54; + } + if (FS.isRoot(node) || FS.getPath(node) === FS.cwd()) { + return 10; + } + } else { + if (FS.isDir(node.mode)) { + return 31; + } + } + return 0; + },mayOpen:(node, flags) => { + if (!node) { + return 44; + } + if (FS.isLink(node.mode)) { + return 32; + } else if (FS.isDir(node.mode)) { + if (FS.flagsToPermissionString(flags) !== 'r' || // opening for write + (flags & 512)) { // TODO: check for O_SEARCH? (== search for dir only) + return 31; + } + } + return FS.nodePermissions(node, FS.flagsToPermissionString(flags)); + },MAX_OPEN_FDS:4096,nextfd:(fd_start = 0, fd_end = FS.MAX_OPEN_FDS) => { + for (var fd = fd_start; fd <= fd_end; fd++) { + if (!FS.streams[fd]) { + return fd; + } + } + throw new FS.ErrnoError(33); + },getStream:(fd) => FS.streams[fd],createStream:(stream, fd_start, fd_end) => { + if (!FS.FSStream) { + FS.FSStream = /** @constructor */ function() { + this.shared = { }; + }; + FS.FSStream.prototype = { + object: { + get: function() { return this.node; }, + set: function(val) { this.node = val; } + }, + isRead: { + get: function() { return (this.flags & 2097155) !== 1; } + }, + isWrite: { + get: function() { return (this.flags & 2097155) !== 0; } + }, + isAppend: { + get: function() { return (this.flags & 1024); } + }, + flags: { + get: function() { return this.shared.flags; }, + set: function(val) { this.shared.flags = val; }, + }, + position : { + get function() { return this.shared.position; }, + set: function(val) { this.shared.position = val; }, + }, + }; + } + // clone it, so we can return an instance of FSStream + stream = Object.assign(new FS.FSStream(), stream); + var fd = FS.nextfd(fd_start, fd_end); + stream.fd = fd; + FS.streams[fd] = stream; + return stream; + },closeStream:(fd) => { + FS.streams[fd] = null; + },chrdev_stream_ops:{open:(stream) => { + var device = FS.getDevice(stream.node.rdev); + // override node's stream ops with the device's + stream.stream_ops = device.stream_ops; + // forward the open call + if (stream.stream_ops.open) { + stream.stream_ops.open(stream); + } + },llseek:() => { + throw new FS.ErrnoError(70); + }},major:(dev) => ((dev) >> 8),minor:(dev) => ((dev) & 0xff),makedev:(ma, mi) => ((ma) << 8 | (mi)),registerDevice:(dev, ops) => { + FS.devices[dev] = { stream_ops: ops }; + },getDevice:(dev) => FS.devices[dev],getMounts:(mount) => { + var mounts = []; + var check = [mount]; + + while (check.length) { + var m = check.pop(); + + mounts.push(m); + + check.push.apply(check, m.mounts); + } + + return mounts; + },syncfs:(populate, callback) => { + if (typeof populate == 'function') { + callback = populate; + populate = false; + } + + FS.syncFSRequests++; + + if (FS.syncFSRequests > 1) { + err('warning: ' + FS.syncFSRequests + ' FS.syncfs operations in flight at once, probably just doing extra work'); + } + + var mounts = FS.getMounts(FS.root.mount); + var completed = 0; + + function doCallback(errCode) { + assert(FS.syncFSRequests > 0); + FS.syncFSRequests--; + return callback(errCode); + } + + function done(errCode) { + if (errCode) { + if (!done.errored) { + done.errored = true; + return doCallback(errCode); + } + return; + } + if (++completed >= mounts.length) { + doCallback(null); + } + }; + + // sync all mounts + mounts.forEach((mount) => { + if (!mount.type.syncfs) { + return done(null); + } + mount.type.syncfs(mount, populate, done); + }); + },mount:(type, opts, mountpoint) => { + if (typeof type == 'string') { + // The filesystem was not included, and instead we have an error + // message stored in the variable. + throw type; + } + var root = mountpoint === '/'; + var pseudo = !mountpoint; + var node; + + if (root && FS.root) { + throw new FS.ErrnoError(10); + } else if (!root && !pseudo) { + var lookup = FS.lookupPath(mountpoint, { follow_mount: false }); + + mountpoint = lookup.path; // use the absolute path + node = lookup.node; + + if (FS.isMountpoint(node)) { + throw new FS.ErrnoError(10); + } + + if (!FS.isDir(node.mode)) { + throw new FS.ErrnoError(54); + } + } + + var mount = { + type: type, + opts: opts, + mountpoint: mountpoint, + mounts: [] + }; + + // create a root node for the fs + var mountRoot = type.mount(mount); + mountRoot.mount = mount; + mount.root = mountRoot; + + if (root) { + FS.root = mountRoot; + } else if (node) { + // set as a mountpoint + node.mounted = mount; + + // add the new mount to the current mount's children + if (node.mount) { + node.mount.mounts.push(mount); + } + } + + return mountRoot; + },unmount:(mountpoint) => { + var lookup = FS.lookupPath(mountpoint, { follow_mount: false }); + + if (!FS.isMountpoint(lookup.node)) { + throw new FS.ErrnoError(28); + } + + // destroy the nodes for this mount, and all its child mounts + var node = lookup.node; + var mount = node.mounted; + var mounts = FS.getMounts(mount); + + Object.keys(FS.nameTable).forEach((hash) => { + var current = FS.nameTable[hash]; + + while (current) { + var next = current.name_next; + + if (mounts.includes(current.mount)) { + FS.destroyNode(current); + } + + current = next; + } + }); + + // no longer a mountpoint + node.mounted = null; + + // remove this mount from the child mounts + var idx = node.mount.mounts.indexOf(mount); + assert(idx !== -1); + node.mount.mounts.splice(idx, 1); + },lookup:(parent, name) => { + return parent.node_ops.lookup(parent, name); + },mknod:(path, mode, dev) => { + var lookup = FS.lookupPath(path, { parent: true }); + var parent = lookup.node; + var name = PATH.basename(path); + if (!name || name === '.' || name === '..') { + throw new FS.ErrnoError(28); + } + var errCode = FS.mayCreate(parent, name); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + if (!parent.node_ops.mknod) { + throw new FS.ErrnoError(63); + } + return parent.node_ops.mknod(parent, name, mode, dev); + },create:(path, mode) => { + mode = mode !== undefined ? mode : 438 /* 0666 */; + mode &= 4095; + mode |= 32768; + return FS.mknod(path, mode, 0); + },mkdir:(path, mode) => { + mode = mode !== undefined ? mode : 511 /* 0777 */; + mode &= 511 | 512; + mode |= 16384; + return FS.mknod(path, mode, 0); + },mkdirTree:(path, mode) => { + var dirs = path.split('/'); + var d = ''; + for (var i = 0; i < dirs.length; ++i) { + if (!dirs[i]) continue; + d += '/' + dirs[i]; + try { + FS.mkdir(d, mode); + } catch(e) { + if (e.errno != 20) throw e; + } + } + },mkdev:(path, mode, dev) => { + if (typeof dev == 'undefined') { + dev = mode; + mode = 438 /* 0666 */; + } + mode |= 8192; + return FS.mknod(path, mode, dev); + },symlink:(oldpath, newpath) => { + if (!PATH_FS.resolve(oldpath)) { + throw new FS.ErrnoError(44); + } + var lookup = FS.lookupPath(newpath, { parent: true }); + var parent = lookup.node; + if (!parent) { + throw new FS.ErrnoError(44); + } + var newname = PATH.basename(newpath); + var errCode = FS.mayCreate(parent, newname); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + if (!parent.node_ops.symlink) { + throw new FS.ErrnoError(63); + } + return parent.node_ops.symlink(parent, newname, oldpath); + },rename:(old_path, new_path) => { + var old_dirname = PATH.dirname(old_path); + var new_dirname = PATH.dirname(new_path); + var old_name = PATH.basename(old_path); + var new_name = PATH.basename(new_path); + // parents must exist + var lookup, old_dir, new_dir; + + // let the errors from non existant directories percolate up + lookup = FS.lookupPath(old_path, { parent: true }); + old_dir = lookup.node; + lookup = FS.lookupPath(new_path, { parent: true }); + new_dir = lookup.node; + + if (!old_dir || !new_dir) throw new FS.ErrnoError(44); + // need to be part of the same mount + if (old_dir.mount !== new_dir.mount) { + throw new FS.ErrnoError(75); + } + // source must exist + var old_node = FS.lookupNode(old_dir, old_name); + // old path should not be an ancestor of the new path + var relative = PATH_FS.relative(old_path, new_dirname); + if (relative.charAt(0) !== '.') { + throw new FS.ErrnoError(28); + } + // new path should not be an ancestor of the old path + relative = PATH_FS.relative(new_path, old_dirname); + if (relative.charAt(0) !== '.') { + throw new FS.ErrnoError(55); + } + // see if the new path already exists + var new_node; + try { + new_node = FS.lookupNode(new_dir, new_name); + } catch (e) { + // not fatal + } + // early out if nothing needs to change + if (old_node === new_node) { + return; + } + // we'll need to delete the old entry + var isdir = FS.isDir(old_node.mode); + var errCode = FS.mayDelete(old_dir, old_name, isdir); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + // need delete permissions if we'll be overwriting. + // need create permissions if new doesn't already exist. + errCode = new_node ? + FS.mayDelete(new_dir, new_name, isdir) : + FS.mayCreate(new_dir, new_name); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + if (!old_dir.node_ops.rename) { + throw new FS.ErrnoError(63); + } + if (FS.isMountpoint(old_node) || (new_node && FS.isMountpoint(new_node))) { + throw new FS.ErrnoError(10); + } + // if we are going to change the parent, check write permissions + if (new_dir !== old_dir) { + errCode = FS.nodePermissions(old_dir, 'w'); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + } + // remove the node from the lookup hash + FS.hashRemoveNode(old_node); + // do the underlying fs rename + try { + old_dir.node_ops.rename(old_node, new_dir, new_name); + } catch (e) { + throw e; + } finally { + // add the node back to the hash (in case node_ops.rename + // changed its name) + FS.hashAddNode(old_node); + } + },rmdir:(path) => { + var lookup = FS.lookupPath(path, { parent: true }); + var parent = lookup.node; + var name = PATH.basename(path); + var node = FS.lookupNode(parent, name); + var errCode = FS.mayDelete(parent, name, true); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + if (!parent.node_ops.rmdir) { + throw new FS.ErrnoError(63); + } + if (FS.isMountpoint(node)) { + throw new FS.ErrnoError(10); + } + parent.node_ops.rmdir(parent, name); + FS.destroyNode(node); + },readdir:(path) => { + var lookup = FS.lookupPath(path, { follow: true }); + var node = lookup.node; + if (!node.node_ops.readdir) { + throw new FS.ErrnoError(54); + } + return node.node_ops.readdir(node); + },unlink:(path) => { + var lookup = FS.lookupPath(path, { parent: true }); + var parent = lookup.node; + if (!parent) { + throw new FS.ErrnoError(44); + } + var name = PATH.basename(path); + var node = FS.lookupNode(parent, name); + var errCode = FS.mayDelete(parent, name, false); + if (errCode) { + // According to POSIX, we should map EISDIR to EPERM, but + // we instead do what Linux does (and we must, as we use + // the musl linux libc). + throw new FS.ErrnoError(errCode); + } + if (!parent.node_ops.unlink) { + throw new FS.ErrnoError(63); + } + if (FS.isMountpoint(node)) { + throw new FS.ErrnoError(10); + } + parent.node_ops.unlink(parent, name); + FS.destroyNode(node); + },readlink:(path) => { + var lookup = FS.lookupPath(path); + var link = lookup.node; + if (!link) { + throw new FS.ErrnoError(44); + } + if (!link.node_ops.readlink) { + throw new FS.ErrnoError(28); + } + return PATH_FS.resolve(FS.getPath(link.parent), link.node_ops.readlink(link)); + },stat:(path, dontFollow) => { + var lookup = FS.lookupPath(path, { follow: !dontFollow }); + var node = lookup.node; + if (!node) { + throw new FS.ErrnoError(44); + } + if (!node.node_ops.getattr) { + throw new FS.ErrnoError(63); + } + return node.node_ops.getattr(node); + },lstat:(path) => { + return FS.stat(path, true); + },chmod:(path, mode, dontFollow) => { + var node; + if (typeof path == 'string') { + var lookup = FS.lookupPath(path, { follow: !dontFollow }); + node = lookup.node; + } else { + node = path; + } + if (!node.node_ops.setattr) { + throw new FS.ErrnoError(63); + } + node.node_ops.setattr(node, { + mode: (mode & 4095) | (node.mode & ~4095), + timestamp: Date.now() + }); + },lchmod:(path, mode) => { + FS.chmod(path, mode, true); + },fchmod:(fd, mode) => { + var stream = FS.getStream(fd); + if (!stream) { + throw new FS.ErrnoError(8); + } + FS.chmod(stream.node, mode); + },chown:(path, uid, gid, dontFollow) => { + var node; + if (typeof path == 'string') { + var lookup = FS.lookupPath(path, { follow: !dontFollow }); + node = lookup.node; + } else { + node = path; + } + if (!node.node_ops.setattr) { + throw new FS.ErrnoError(63); + } + node.node_ops.setattr(node, { + timestamp: Date.now() + // we ignore the uid / gid for now + }); + },lchown:(path, uid, gid) => { + FS.chown(path, uid, gid, true); + },fchown:(fd, uid, gid) => { + var stream = FS.getStream(fd); + if (!stream) { + throw new FS.ErrnoError(8); + } + FS.chown(stream.node, uid, gid); + },truncate:(path, len) => { + if (len < 0) { + throw new FS.ErrnoError(28); + } + var node; + if (typeof path == 'string') { + var lookup = FS.lookupPath(path, { follow: true }); + node = lookup.node; + } else { + node = path; + } + if (!node.node_ops.setattr) { + throw new FS.ErrnoError(63); + } + if (FS.isDir(node.mode)) { + throw new FS.ErrnoError(31); + } + if (!FS.isFile(node.mode)) { + throw new FS.ErrnoError(28); + } + var errCode = FS.nodePermissions(node, 'w'); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + node.node_ops.setattr(node, { + size: len, + timestamp: Date.now() + }); + },ftruncate:(fd, len) => { + var stream = FS.getStream(fd); + if (!stream) { + throw new FS.ErrnoError(8); + } + if ((stream.flags & 2097155) === 0) { + throw new FS.ErrnoError(28); + } + FS.truncate(stream.node, len); + },utime:(path, atime, mtime) => { + var lookup = FS.lookupPath(path, { follow: true }); + var node = lookup.node; + node.node_ops.setattr(node, { + timestamp: Math.max(atime, mtime) + }); + },open:(path, flags, mode) => { + if (path === "") { + throw new FS.ErrnoError(44); + } + flags = typeof flags == 'string' ? FS.modeStringToFlags(flags) : flags; + mode = typeof mode == 'undefined' ? 438 /* 0666 */ : mode; + if ((flags & 64)) { + mode = (mode & 4095) | 32768; + } else { + mode = 0; + } + var node; + if (typeof path == 'object') { + node = path; + } else { + path = PATH.normalize(path); + try { + var lookup = FS.lookupPath(path, { + follow: !(flags & 131072) + }); + node = lookup.node; + } catch (e) { + // ignore + } + } + // perhaps we need to create the node + var created = false; + if ((flags & 64)) { + if (node) { + // if O_CREAT and O_EXCL are set, error out if the node already exists + if ((flags & 128)) { + throw new FS.ErrnoError(20); + } + } else { + // node doesn't exist, try to create it + node = FS.mknod(path, mode, 0); + created = true; + } + } + if (!node) { + throw new FS.ErrnoError(44); + } + // can't truncate a device + if (FS.isChrdev(node.mode)) { + flags &= ~512; + } + // if asked only for a directory, then this must be one + if ((flags & 65536) && !FS.isDir(node.mode)) { + throw new FS.ErrnoError(54); + } + // check permissions, if this is not a file we just created now (it is ok to + // create and write to a file with read-only permissions; it is read-only + // for later use) + if (!created) { + var errCode = FS.mayOpen(node, flags); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + } + // do truncation if necessary + if ((flags & 512) && !created) { + FS.truncate(node, 0); + } + // we've already handled these, don't pass down to the underlying vfs + flags &= ~(128 | 512 | 131072); + + // register the stream with the filesystem + var stream = FS.createStream({ + node: node, + path: FS.getPath(node), // we want the absolute path to the node + flags: flags, + seekable: true, + position: 0, + stream_ops: node.stream_ops, + // used by the file family libc calls (fopen, fwrite, ferror, etc.) + ungotten: [], + error: false + }); + // call the new stream's open function + if (stream.stream_ops.open) { + stream.stream_ops.open(stream); + } + if (Module['logReadFiles'] && !(flags & 1)) { + if (!FS.readFiles) FS.readFiles = {}; + if (!(path in FS.readFiles)) { + FS.readFiles[path] = 1; + } + } + return stream; + },close:(stream) => { + if (FS.isClosed(stream)) { + throw new FS.ErrnoError(8); + } + if (stream.getdents) stream.getdents = null; // free readdir state + try { + if (stream.stream_ops.close) { + stream.stream_ops.close(stream); + } + } catch (e) { + throw e; + } finally { + FS.closeStream(stream.fd); + } + stream.fd = null; + },isClosed:(stream) => { + return stream.fd === null; + },llseek:(stream, offset, whence) => { + if (FS.isClosed(stream)) { + throw new FS.ErrnoError(8); + } + if (!stream.seekable || !stream.stream_ops.llseek) { + throw new FS.ErrnoError(70); + } + if (whence != 0 && whence != 1 && whence != 2) { + throw new FS.ErrnoError(28); + } + stream.position = stream.stream_ops.llseek(stream, offset, whence); + stream.ungotten = []; + return stream.position; + },read:(stream, buffer, offset, length, position) => { + if (length < 0 || position < 0) { + throw new FS.ErrnoError(28); + } + if (FS.isClosed(stream)) { + throw new FS.ErrnoError(8); + } + if ((stream.flags & 2097155) === 1) { + throw new FS.ErrnoError(8); + } + if (FS.isDir(stream.node.mode)) { + throw new FS.ErrnoError(31); + } + if (!stream.stream_ops.read) { + throw new FS.ErrnoError(28); + } + var seeking = typeof position != 'undefined'; + if (!seeking) { + position = stream.position; + } else if (!stream.seekable) { + throw new FS.ErrnoError(70); + } + var bytesRead = stream.stream_ops.read(stream, buffer, offset, length, position); + if (!seeking) stream.position += bytesRead; + return bytesRead; + },write:(stream, buffer, offset, length, position, canOwn) => { + if (length < 0 || position < 0) { + throw new FS.ErrnoError(28); + } + if (FS.isClosed(stream)) { + throw new FS.ErrnoError(8); + } + if ((stream.flags & 2097155) === 0) { + throw new FS.ErrnoError(8); + } + if (FS.isDir(stream.node.mode)) { + throw new FS.ErrnoError(31); + } + if (!stream.stream_ops.write) { + throw new FS.ErrnoError(28); + } + if (stream.seekable && stream.flags & 1024) { + // seek to the end before writing in append mode + FS.llseek(stream, 0, 2); + } + var seeking = typeof position != 'undefined'; + if (!seeking) { + position = stream.position; + } else if (!stream.seekable) { + throw new FS.ErrnoError(70); + } + var bytesWritten = stream.stream_ops.write(stream, buffer, offset, length, position, canOwn); + if (!seeking) stream.position += bytesWritten; + return bytesWritten; + },allocate:(stream, offset, length) => { + if (FS.isClosed(stream)) { + throw new FS.ErrnoError(8); + } + if (offset < 0 || length <= 0) { + throw new FS.ErrnoError(28); + } + if ((stream.flags & 2097155) === 0) { + throw new FS.ErrnoError(8); + } + if (!FS.isFile(stream.node.mode) && !FS.isDir(stream.node.mode)) { + throw new FS.ErrnoError(43); + } + if (!stream.stream_ops.allocate) { + throw new FS.ErrnoError(138); + } + stream.stream_ops.allocate(stream, offset, length); + },mmap:(stream, length, position, prot, flags) => { + // User requests writing to file (prot & PROT_WRITE != 0). + // Checking if we have permissions to write to the file unless + // MAP_PRIVATE flag is set. According to POSIX spec it is possible + // to write to file opened in read-only mode with MAP_PRIVATE flag, + // as all modifications will be visible only in the memory of + // the current process. + if ((prot & 2) !== 0 + && (flags & 2) === 0 + && (stream.flags & 2097155) !== 2) { + throw new FS.ErrnoError(2); + } + if ((stream.flags & 2097155) === 1) { + throw new FS.ErrnoError(2); + } + if (!stream.stream_ops.mmap) { + throw new FS.ErrnoError(43); + } + return stream.stream_ops.mmap(stream, length, position, prot, flags); + },msync:(stream, buffer, offset, length, mmapFlags) => { + if (!stream || !stream.stream_ops.msync) { + return 0; + } + return stream.stream_ops.msync(stream, buffer, offset, length, mmapFlags); + },munmap:(stream) => 0,ioctl:(stream, cmd, arg) => { + if (!stream.stream_ops.ioctl) { + throw new FS.ErrnoError(59); + } + return stream.stream_ops.ioctl(stream, cmd, arg); + },readFile:(path, opts = {}) => { + opts.flags = opts.flags || 0; + opts.encoding = opts.encoding || 'binary'; + if (opts.encoding !== 'utf8' && opts.encoding !== 'binary') { + throw new Error('Invalid encoding type "' + opts.encoding + '"'); + } + var ret; + var stream = FS.open(path, opts.flags); + var stat = FS.stat(path); + var length = stat.size; + var buf = new Uint8Array(length); + FS.read(stream, buf, 0, length, 0); + if (opts.encoding === 'utf8') { + ret = UTF8ArrayToString(buf, 0); + } else if (opts.encoding === 'binary') { + ret = buf; + } + FS.close(stream); + return ret; + },writeFile:(path, data, opts = {}) => { + opts.flags = opts.flags || 577; + var stream = FS.open(path, opts.flags, opts.mode); + if (typeof data == 'string') { + var buf = new Uint8Array(lengthBytesUTF8(data)+1); + var actualNumBytes = stringToUTF8Array(data, buf, 0, buf.length); + FS.write(stream, buf, 0, actualNumBytes, undefined, opts.canOwn); + } else if (ArrayBuffer.isView(data)) { + FS.write(stream, data, 0, data.byteLength, undefined, opts.canOwn); + } else { + throw new Error('Unsupported data type'); + } + FS.close(stream); + },cwd:() => FS.currentPath,chdir:(path) => { + var lookup = FS.lookupPath(path, { follow: true }); + if (lookup.node === null) { + throw new FS.ErrnoError(44); + } + if (!FS.isDir(lookup.node.mode)) { + throw new FS.ErrnoError(54); + } + var errCode = FS.nodePermissions(lookup.node, 'x'); + if (errCode) { + throw new FS.ErrnoError(errCode); + } + FS.currentPath = lookup.path; + },createDefaultDirectories:() => { + FS.mkdir('/tmp'); + FS.mkdir('/home'); + FS.mkdir('/home/web_user'); + },createDefaultDevices:() => { + // create /dev + FS.mkdir('/dev'); + // setup /dev/null + FS.registerDevice(FS.makedev(1, 3), { + read: () => 0, + write: (stream, buffer, offset, length, pos) => length, + }); + FS.mkdev('/dev/null', FS.makedev(1, 3)); + // setup /dev/tty and /dev/tty1 + // stderr needs to print output using err() rather than out() + // so we register a second tty just for it. + TTY.register(FS.makedev(5, 0), TTY.default_tty_ops); + TTY.register(FS.makedev(6, 0), TTY.default_tty1_ops); + FS.mkdev('/dev/tty', FS.makedev(5, 0)); + FS.mkdev('/dev/tty1', FS.makedev(6, 0)); + // setup /dev/[u]random + var random_device = getRandomDevice(); + FS.createDevice('/dev', 'random', random_device); + FS.createDevice('/dev', 'urandom', random_device); + // we're not going to emulate the actual shm device, + // just create the tmp dirs that reside in it commonly + FS.mkdir('/dev/shm'); + FS.mkdir('/dev/shm/tmp'); + },createSpecialDirectories:() => { + // create /proc/self/fd which allows /proc/self/fd/6 => readlink gives the + // name of the stream for fd 6 (see test_unistd_ttyname) + FS.mkdir('/proc'); + var proc_self = FS.mkdir('/proc/self'); + FS.mkdir('/proc/self/fd'); + FS.mount({ + mount: () => { + var node = FS.createNode(proc_self, 'fd', 16384 | 511 /* 0777 */, 73); + node.node_ops = { + lookup: (parent, name) => { + var fd = +name; + var stream = FS.getStream(fd); + if (!stream) throw new FS.ErrnoError(8); + var ret = { + parent: null, + mount: { mountpoint: 'fake' }, + node_ops: { readlink: () => stream.path }, + }; + ret.parent = ret; // make it look like a simple root node + return ret; + } + }; + return node; + } + }, {}, '/proc/self/fd'); + },createStandardStreams:() => { + // TODO deprecate the old functionality of a single + // input / output callback and that utilizes FS.createDevice + // and instead require a unique set of stream ops + + // by default, we symlink the standard streams to the + // default tty devices. however, if the standard streams + // have been overwritten we create a unique device for + // them instead. + if (Module['stdin']) { + FS.createDevice('/dev', 'stdin', Module['stdin']); + } else { + FS.symlink('/dev/tty', '/dev/stdin'); + } + if (Module['stdout']) { + FS.createDevice('/dev', 'stdout', null, Module['stdout']); + } else { + FS.symlink('/dev/tty', '/dev/stdout'); + } + if (Module['stderr']) { + FS.createDevice('/dev', 'stderr', null, Module['stderr']); + } else { + FS.symlink('/dev/tty1', '/dev/stderr'); + } + + // open default streams for the stdin, stdout and stderr devices + var stdin = FS.open('/dev/stdin', 0); + var stdout = FS.open('/dev/stdout', 1); + var stderr = FS.open('/dev/stderr', 1); + assert(stdin.fd === 0, 'invalid handle for stdin (' + stdin.fd + ')'); + assert(stdout.fd === 1, 'invalid handle for stdout (' + stdout.fd + ')'); + assert(stderr.fd === 2, 'invalid handle for stderr (' + stderr.fd + ')'); + },ensureErrnoError:() => { + if (FS.ErrnoError) return; + FS.ErrnoError = /** @this{Object} */ function ErrnoError(errno, node) { + this.node = node; + this.setErrno = /** @this{Object} */ function(errno) { + this.errno = errno; + for (var key in ERRNO_CODES) { + if (ERRNO_CODES[key] === errno) { + this.code = key; + break; + } + } + }; + this.setErrno(errno); + this.message = ERRNO_MESSAGES[errno]; + + // Try to get a maximally helpful stack trace. On Node.js, getting Error.stack + // now ensures it shows what we want. + if (this.stack) { + // Define the stack property for Node.js 4, which otherwise errors on the next line. + Object.defineProperty(this, "stack", { value: (new Error).stack, writable: true }); + this.stack = demangleAll(this.stack); + } + }; + FS.ErrnoError.prototype = new Error(); + FS.ErrnoError.prototype.constructor = FS.ErrnoError; + // Some errors may happen quite a bit, to avoid overhead we reuse them (and suffer a lack of stack info) + [44].forEach((code) => { + FS.genericErrors[code] = new FS.ErrnoError(code); + FS.genericErrors[code].stack = ''; + }); + },staticInit:() => { + FS.ensureErrnoError(); + + FS.nameTable = new Array(4096); + + FS.mount(MEMFS, {}, '/'); + + FS.createDefaultDirectories(); + FS.createDefaultDevices(); + FS.createSpecialDirectories(); + + FS.filesystems = { + 'MEMFS': MEMFS, + 'NODEFS': NODEFS, + }; + },init:(input, output, error) => { + assert(!FS.init.initialized, 'FS.init was previously called. If you want to initialize later with custom parameters, remove any earlier calls (note that one is automatically added to the generated code)'); + FS.init.initialized = true; + + FS.ensureErrnoError(); + + // Allow Module.stdin etc. to provide defaults, if none explicitly passed to us here + Module['stdin'] = input || Module['stdin']; + Module['stdout'] = output || Module['stdout']; + Module['stderr'] = error || Module['stderr']; + + FS.createStandardStreams(); + },quit:() => { + FS.init.initialized = false; + // force-flush all streams, so we get musl std streams printed out + _fflush(0); + // close all of our streams + for (var i = 0; i < FS.streams.length; i++) { + var stream = FS.streams[i]; + if (!stream) { + continue; + } + FS.close(stream); + } + },getMode:(canRead, canWrite) => { + var mode = 0; + if (canRead) mode |= 292 | 73; + if (canWrite) mode |= 146; + return mode; + },findObject:(path, dontResolveLastLink) => { + var ret = FS.analyzePath(path, dontResolveLastLink); + if (ret.exists) { + return ret.object; + } else { + return null; + } + },analyzePath:(path, dontResolveLastLink) => { + // operate from within the context of the symlink's target + try { + var lookup = FS.lookupPath(path, { follow: !dontResolveLastLink }); + path = lookup.path; + } catch (e) { + } + var ret = { + isRoot: false, exists: false, error: 0, name: null, path: null, object: null, + parentExists: false, parentPath: null, parentObject: null + }; + try { + var lookup = FS.lookupPath(path, { parent: true }); + ret.parentExists = true; + ret.parentPath = lookup.path; + ret.parentObject = lookup.node; + ret.name = PATH.basename(path); + lookup = FS.lookupPath(path, { follow: !dontResolveLastLink }); + ret.exists = true; + ret.path = lookup.path; + ret.object = lookup.node; + ret.name = lookup.node.name; + ret.isRoot = lookup.path === '/'; + } catch (e) { + ret.error = e.errno; + }; + return ret; + },createPath:(parent, path, canRead, canWrite) => { + parent = typeof parent == 'string' ? parent : FS.getPath(parent); + var parts = path.split('/').reverse(); + while (parts.length) { + var part = parts.pop(); + if (!part) continue; + var current = PATH.join2(parent, part); + try { + FS.mkdir(current); + } catch (e) { + // ignore EEXIST + } + parent = current; + } + return current; + },createFile:(parent, name, properties, canRead, canWrite) => { + var path = PATH.join2(typeof parent == 'string' ? parent : FS.getPath(parent), name); + var mode = FS.getMode(canRead, canWrite); + return FS.create(path, mode); + },createDataFile:(parent, name, data, canRead, canWrite, canOwn) => { + var path = name; + if (parent) { + parent = typeof parent == 'string' ? parent : FS.getPath(parent); + path = name ? PATH.join2(parent, name) : parent; + } + var mode = FS.getMode(canRead, canWrite); + var node = FS.create(path, mode); + if (data) { + if (typeof data == 'string') { + var arr = new Array(data.length); + for (var i = 0, len = data.length; i < len; ++i) arr[i] = data.charCodeAt(i); + data = arr; + } + // make sure we can write to the file + FS.chmod(node, mode | 146); + var stream = FS.open(node, 577); + FS.write(stream, data, 0, data.length, 0, canOwn); + FS.close(stream); + FS.chmod(node, mode); + } + return node; + },createDevice:(parent, name, input, output) => { + var path = PATH.join2(typeof parent == 'string' ? parent : FS.getPath(parent), name); + var mode = FS.getMode(!!input, !!output); + if (!FS.createDevice.major) FS.createDevice.major = 64; + var dev = FS.makedev(FS.createDevice.major++, 0); + // Create a fake device that a set of stream ops to emulate + // the old behavior. + FS.registerDevice(dev, { + open: (stream) => { + stream.seekable = false; + }, + close: (stream) => { + // flush any pending line data + if (output && output.buffer && output.buffer.length) { + output(10); + } + }, + read: (stream, buffer, offset, length, pos /* ignored */) => { + var bytesRead = 0; + for (var i = 0; i < length; i++) { + var result; + try { + result = input(); + } catch (e) { + throw new FS.ErrnoError(29); + } + if (result === undefined && bytesRead === 0) { + throw new FS.ErrnoError(6); + } + if (result === null || result === undefined) break; + bytesRead++; + buffer[offset+i] = result; + } + if (bytesRead) { + stream.node.timestamp = Date.now(); + } + return bytesRead; + }, + write: (stream, buffer, offset, length, pos) => { + for (var i = 0; i < length; i++) { + try { + output(buffer[offset+i]); + } catch (e) { + throw new FS.ErrnoError(29); + } + } + if (length) { + stream.node.timestamp = Date.now(); + } + return i; + } + }); + return FS.mkdev(path, mode, dev); + },forceLoadFile:(obj) => { + if (obj.isDevice || obj.isFolder || obj.link || obj.contents) return true; + if (typeof XMLHttpRequest != 'undefined') { + throw new Error("Lazy loading should have been performed (contents set) in createLazyFile, but it was not. Lazy loading only works in web workers. Use --embed-file or --preload-file in emcc on the main thread."); + } else if (read_) { + // Command-line. + try { + // WARNING: Can't read binary files in V8's d8 or tracemonkey's js, as + // read() will try to parse UTF8. + obj.contents = intArrayFromString(read_(obj.url), true); + obj.usedBytes = obj.contents.length; + } catch (e) { + throw new FS.ErrnoError(29); + } + } else { + throw new Error('Cannot load without read() or XMLHttpRequest.'); + } + },createLazyFile:(parent, name, url, canRead, canWrite) => { + // Lazy chunked Uint8Array (implements get and length from Uint8Array). Actual getting is abstracted away for eventual reuse. + /** @constructor */ + function LazyUint8Array() { + this.lengthKnown = false; + this.chunks = []; // Loaded chunks. Index is the chunk number + } + LazyUint8Array.prototype.get = /** @this{Object} */ function LazyUint8Array_get(idx) { + if (idx > this.length-1 || idx < 0) { + return undefined; + } + var chunkOffset = idx % this.chunkSize; + var chunkNum = (idx / this.chunkSize)|0; + return this.getter(chunkNum)[chunkOffset]; + }; + LazyUint8Array.prototype.setDataGetter = function LazyUint8Array_setDataGetter(getter) { + this.getter = getter; + }; + LazyUint8Array.prototype.cacheLength = function LazyUint8Array_cacheLength() { + // Find length + var xhr = new XMLHttpRequest(); + xhr.open('HEAD', url, false); + xhr.send(null); + if (!(xhr.status >= 200 && xhr.status < 300 || xhr.status === 304)) throw new Error("Couldn't load " + url + ". Status: " + xhr.status); + var datalength = Number(xhr.getResponseHeader("Content-length")); + var header; + var hasByteServing = (header = xhr.getResponseHeader("Accept-Ranges")) && header === "bytes"; + var usesGzip = (header = xhr.getResponseHeader("Content-Encoding")) && header === "gzip"; + + var chunkSize = 1024*1024; // Chunk size in bytes + + if (!hasByteServing) chunkSize = datalength; + + // Function to get a range from the remote URL. + var doXHR = (from, to) => { + if (from > to) throw new Error("invalid range (" + from + ", " + to + ") or no bytes requested!"); + if (to > datalength-1) throw new Error("only " + datalength + " bytes available! programmer error!"); + + // TODO: Use mozResponseArrayBuffer, responseStream, etc. if available. + var xhr = new XMLHttpRequest(); + xhr.open('GET', url, false); + if (datalength !== chunkSize) xhr.setRequestHeader("Range", "bytes=" + from + "-" + to); + + // Some hints to the browser that we want binary data. + xhr.responseType = 'arraybuffer'; + if (xhr.overrideMimeType) { + xhr.overrideMimeType('text/plain; charset=x-user-defined'); + } + + xhr.send(null); + if (!(xhr.status >= 200 && xhr.status < 300 || xhr.status === 304)) throw new Error("Couldn't load " + url + ". Status: " + xhr.status); + if (xhr.response !== undefined) { + return new Uint8Array(/** @type{Array} */(xhr.response || [])); + } else { + return intArrayFromString(xhr.responseText || '', true); + } + }; + var lazyArray = this; + lazyArray.setDataGetter((chunkNum) => { + var start = chunkNum * chunkSize; + var end = (chunkNum+1) * chunkSize - 1; // including this byte + end = Math.min(end, datalength-1); // if datalength-1 is selected, this is the last block + if (typeof lazyArray.chunks[chunkNum] == 'undefined') { + lazyArray.chunks[chunkNum] = doXHR(start, end); + } + if (typeof lazyArray.chunks[chunkNum] == 'undefined') throw new Error('doXHR failed!'); + return lazyArray.chunks[chunkNum]; + }); + + if (usesGzip || !datalength) { + // if the server uses gzip or doesn't supply the length, we have to download the whole file to get the (uncompressed) length + chunkSize = datalength = 1; // this will force getter(0)/doXHR do download the whole file + datalength = this.getter(0).length; + chunkSize = datalength; + out("LazyFiles on gzip forces download of the whole file when length is accessed"); + } + + this._length = datalength; + this._chunkSize = chunkSize; + this.lengthKnown = true; + }; + if (typeof XMLHttpRequest != 'undefined') { + if (!ENVIRONMENT_IS_WORKER) throw 'Cannot do synchronous binary XHRs outside webworkers in modern browsers. Use --embed-file or --preload-file in emcc'; + var lazyArray = new LazyUint8Array(); + Object.defineProperties(lazyArray, { + length: { + get: /** @this{Object} */ function() { + if (!this.lengthKnown) { + this.cacheLength(); + } + return this._length; + } + }, + chunkSize: { + get: /** @this{Object} */ function() { + if (!this.lengthKnown) { + this.cacheLength(); + } + return this._chunkSize; + } + } + }); + + var properties = { isDevice: false, contents: lazyArray }; + } else { + var properties = { isDevice: false, url: url }; + } + + var node = FS.createFile(parent, name, properties, canRead, canWrite); + // This is a total hack, but I want to get this lazy file code out of the + // core of MEMFS. If we want to keep this lazy file concept I feel it should + // be its own thin LAZYFS proxying calls to MEMFS. + if (properties.contents) { + node.contents = properties.contents; + } else if (properties.url) { + node.contents = null; + node.url = properties.url; + } + // Add a function that defers querying the file size until it is asked the first time. + Object.defineProperties(node, { + usedBytes: { + get: /** @this {FSNode} */ function() { return this.contents.length; } + } + }); + // override each stream op with one that tries to force load the lazy file first + var stream_ops = {}; + var keys = Object.keys(node.stream_ops); + keys.forEach((key) => { + var fn = node.stream_ops[key]; + stream_ops[key] = function forceLoadLazyFile() { + FS.forceLoadFile(node); + return fn.apply(null, arguments); + }; + }); + // use a custom read function + stream_ops.read = (stream, buffer, offset, length, position) => { + FS.forceLoadFile(node); + var contents = stream.node.contents; + if (position >= contents.length) + return 0; + var size = Math.min(contents.length - position, length); + assert(size >= 0); + if (contents.slice) { // normal array + for (var i = 0; i < size; i++) { + buffer[offset + i] = contents[position + i]; + } + } else { + for (var i = 0; i < size; i++) { // LazyUint8Array from sync binary XHR + buffer[offset + i] = contents.get(position + i); + } + } + return size; + }; + node.stream_ops = stream_ops; + return node; + },createPreloadedFile:(parent, name, url, canRead, canWrite, onload, onerror, dontCreateFile, canOwn, preFinish) => { + // TODO we should allow people to just pass in a complete filename instead + // of parent and name being that we just join them anyways + var fullname = name ? PATH_FS.resolve(PATH.join2(parent, name)) : parent; + var dep = getUniqueRunDependency('cp ' + fullname); // might have several active requests for the same fullname + function processData(byteArray) { + function finish(byteArray) { + if (preFinish) preFinish(); + if (!dontCreateFile) { + FS.createDataFile(parent, name, byteArray, canRead, canWrite, canOwn); + } + if (onload) onload(); + removeRunDependency(dep); + } + if (Browser.handledByPreloadPlugin(byteArray, fullname, finish, () => { + if (onerror) onerror(); + removeRunDependency(dep); + })) { + return; + } + finish(byteArray); + } + addRunDependency(dep); + if (typeof url == 'string') { + asyncLoad(url, (byteArray) => processData(byteArray), onerror); + } else { + processData(url); + } + },indexedDB:() => { + return window.indexedDB || window.mozIndexedDB || window.webkitIndexedDB || window.msIndexedDB; + },DB_NAME:() => { + return 'EM_FS_' + window.location.pathname; + },DB_VERSION:20,DB_STORE_NAME:"FILE_DATA",saveFilesToDB:(paths, onload, onerror) => { + onload = onload || (() => {}); + onerror = onerror || (() => {}); + var indexedDB = FS.indexedDB(); + try { + var openRequest = indexedDB.open(FS.DB_NAME(), FS.DB_VERSION); + } catch (e) { + return onerror(e); + } + openRequest.onupgradeneeded = () => { + out('creating db'); + var db = openRequest.result; + db.createObjectStore(FS.DB_STORE_NAME); + }; + openRequest.onsuccess = () => { + var db = openRequest.result; + var transaction = db.transaction([FS.DB_STORE_NAME], 'readwrite'); + var files = transaction.objectStore(FS.DB_STORE_NAME); + var ok = 0, fail = 0, total = paths.length; + function finish() { + if (fail == 0) onload(); else onerror(); + } + paths.forEach((path) => { + var putRequest = files.put(FS.analyzePath(path).object.contents, path); + putRequest.onsuccess = () => { ok++; if (ok + fail == total) finish() }; + putRequest.onerror = () => { fail++; if (ok + fail == total) finish() }; + }); + transaction.onerror = onerror; + }; + openRequest.onerror = onerror; + },loadFilesFromDB:(paths, onload, onerror) => { + onload = onload || (() => {}); + onerror = onerror || (() => {}); + var indexedDB = FS.indexedDB(); + try { + var openRequest = indexedDB.open(FS.DB_NAME(), FS.DB_VERSION); + } catch (e) { + return onerror(e); + } + openRequest.onupgradeneeded = onerror; // no database to load from + openRequest.onsuccess = () => { + var db = openRequest.result; + try { + var transaction = db.transaction([FS.DB_STORE_NAME], 'readonly'); + } catch(e) { + onerror(e); + return; + } + var files = transaction.objectStore(FS.DB_STORE_NAME); + var ok = 0, fail = 0, total = paths.length; + function finish() { + if (fail == 0) onload(); else onerror(); + } + paths.forEach((path) => { + var getRequest = files.get(path); + getRequest.onsuccess = () => { + if (FS.analyzePath(path).exists) { + FS.unlink(path); + } + FS.createDataFile(PATH.dirname(path), PATH.basename(path), getRequest.result, true, true, true); + ok++; + if (ok + fail == total) finish(); + }; + getRequest.onerror = () => { fail++; if (ok + fail == total) finish() }; + }); + transaction.onerror = onerror; + }; + openRequest.onerror = onerror; + },absolutePath:() => { + abort('FS.absolutePath has been removed; use PATH_FS.resolve instead'); + },createFolder:() => { + abort('FS.createFolder has been removed; use FS.mkdir instead'); + },createLink:() => { + abort('FS.createLink has been removed; use FS.symlink instead'); + },joinPath:() => { + abort('FS.joinPath has been removed; use PATH.join instead'); + },mmapAlloc:() => { + abort('FS.mmapAlloc has been replaced by the top level function mmapAlloc'); + },standardizePath:() => { + abort('FS.standardizePath has been removed; use PATH.normalize instead'); + }}; + var SYSCALLS = {DEFAULT_POLLMASK:5,calculateAt:function(dirfd, path, allowEmpty) { + if (PATH.isAbs(path)) { + return path; + } + // relative path + var dir; + if (dirfd === -100) { + dir = FS.cwd(); + } else { + var dirstream = FS.getStream(dirfd); + if (!dirstream) throw new FS.ErrnoError(8); + dir = dirstream.path; + } + if (path.length == 0) { + if (!allowEmpty) { + throw new FS.ErrnoError(44);; + } + return dir; + } + return PATH.join2(dir, path); + },doStat:function(func, path, buf) { + try { + var stat = func(path); + } catch (e) { + if (e && e.node && PATH.normalize(path) !== PATH.normalize(FS.getPath(e.node))) { + // an error occurred while trying to look up the path; we should just report ENOTDIR + return -54; + } + throw e; + } + HEAP32[((buf)>>2)] = stat.dev; + HEAP32[(((buf)+(4))>>2)] = 0; + HEAP32[(((buf)+(8))>>2)] = stat.ino; + HEAP32[(((buf)+(12))>>2)] = stat.mode; + HEAP32[(((buf)+(16))>>2)] = stat.nlink; + HEAP32[(((buf)+(20))>>2)] = stat.uid; + HEAP32[(((buf)+(24))>>2)] = stat.gid; + HEAP32[(((buf)+(28))>>2)] = stat.rdev; + HEAP32[(((buf)+(32))>>2)] = 0; + (tempI64 = [stat.size>>>0,(tempDouble=stat.size,(+(Math.abs(tempDouble))) >= 1.0 ? (tempDouble > 0.0 ? ((Math.min((+(Math.floor((tempDouble)/4294967296.0))), 4294967295.0))|0)>>>0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble)))>>>0))/4294967296.0)))))>>>0) : 0)],HEAP32[(((buf)+(40))>>2)] = tempI64[0],HEAP32[(((buf)+(44))>>2)] = tempI64[1]); + HEAP32[(((buf)+(48))>>2)] = 4096; + HEAP32[(((buf)+(52))>>2)] = stat.blocks; + HEAP32[(((buf)+(56))>>2)] = (stat.atime.getTime() / 1000)|0; + HEAP32[(((buf)+(60))>>2)] = 0; + HEAP32[(((buf)+(64))>>2)] = (stat.mtime.getTime() / 1000)|0; + HEAP32[(((buf)+(68))>>2)] = 0; + HEAP32[(((buf)+(72))>>2)] = (stat.ctime.getTime() / 1000)|0; + HEAP32[(((buf)+(76))>>2)] = 0; + (tempI64 = [stat.ino>>>0,(tempDouble=stat.ino,(+(Math.abs(tempDouble))) >= 1.0 ? (tempDouble > 0.0 ? ((Math.min((+(Math.floor((tempDouble)/4294967296.0))), 4294967295.0))|0)>>>0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble)))>>>0))/4294967296.0)))))>>>0) : 0)],HEAP32[(((buf)+(80))>>2)] = tempI64[0],HEAP32[(((buf)+(84))>>2)] = tempI64[1]); + return 0; + },doMsync:function(addr, stream, len, flags, offset) { + var buffer = HEAPU8.slice(addr, addr + len); + FS.msync(stream, buffer, offset, len, flags); + },varargs:undefined,get:function() { + assert(SYSCALLS.varargs != undefined); + SYSCALLS.varargs += 4; + var ret = HEAP32[(((SYSCALLS.varargs)-(4))>>2)]; + return ret; + },getStr:function(ptr) { + var ret = UTF8ToString(ptr); + return ret; + },getStreamFromFD:function(fd) { + var stream = FS.getStream(fd); + if (!stream) throw new FS.ErrnoError(8); + return stream; + }}; + function ___syscall_fadvise64(fd, offset, len, advice) { + return 0; // your advice is important to us (but we can't use it) + } + + function setErrNo(value) { + HEAP32[((___errno_location())>>2)] = value; + return value; + } + function ___syscall_fcntl64(fd, cmd, varargs) { + SYSCALLS.varargs = varargs; + try { + + var stream = SYSCALLS.getStreamFromFD(fd); + switch (cmd) { + case 0: { + var arg = SYSCALLS.get(); + if (arg < 0) { + return -28; + } + var newStream; + newStream = FS.createStream(stream, arg); + return newStream.fd; + } + case 1: + case 2: + return 0; // FD_CLOEXEC makes no sense for a single process. + case 3: + return stream.flags; + case 4: { + var arg = SYSCALLS.get(); + stream.flags |= arg; + return 0; + } + case 5: + /* case 5: Currently in musl F_GETLK64 has same value as F_GETLK, so omitted to avoid duplicate case blocks. If that changes, uncomment this */ { + + var arg = SYSCALLS.get(); + var offset = 0; + // We're always unlocked. + HEAP16[(((arg)+(offset))>>1)] = 2; + return 0; + } + case 6: + case 7: + /* case 6: Currently in musl F_SETLK64 has same value as F_SETLK, so omitted to avoid duplicate case blocks. If that changes, uncomment this */ + /* case 7: Currently in musl F_SETLKW64 has same value as F_SETLKW, so omitted to avoid duplicate case blocks. If that changes, uncomment this */ + + + return 0; // Pretend that the locking is successful. + case 16: + case 8: + return -28; // These are for sockets. We don't have them fully implemented yet. + case 9: + // musl trusts getown return values, due to a bug where they must be, as they overlap with errors. just return -1 here, so fcntl() returns that, and we set errno ourselves. + setErrNo(28); + return -1; + default: { + return -28; + } + } + } catch (e) { + if (typeof FS == 'undefined' || !(e instanceof FS.ErrnoError)) throw e; + return -e.errno; + } + } + + function ___syscall_fstat64(fd, buf) { + try { + + var stream = SYSCALLS.getStreamFromFD(fd); + return SYSCALLS.doStat(FS.stat, stream.path, buf); + } catch (e) { + if (typeof FS == 'undefined' || !(e instanceof FS.ErrnoError)) throw e; + return -e.errno; + } + } + + function ___syscall_lstat64(path, buf) { + try { + + path = SYSCALLS.getStr(path); + return SYSCALLS.doStat(FS.lstat, path, buf); + } catch (e) { + if (typeof FS == 'undefined' || !(e instanceof FS.ErrnoError)) throw e; + return -e.errno; + } + } + + function ___syscall_newfstatat(dirfd, path, buf, flags) { + try { + + path = SYSCALLS.getStr(path); + var nofollow = flags & 256; + var allowEmpty = flags & 4096; + flags = flags & (~4352); + assert(!flags, flags); + path = SYSCALLS.calculateAt(dirfd, path, allowEmpty); + return SYSCALLS.doStat(nofollow ? FS.lstat : FS.stat, path, buf); + } catch (e) { + if (typeof FS == 'undefined' || !(e instanceof FS.ErrnoError)) throw e; + return -e.errno; + } + } + + function ___syscall_openat(dirfd, path, flags, varargs) { + SYSCALLS.varargs = varargs; + try { + + path = SYSCALLS.getStr(path); + path = SYSCALLS.calculateAt(dirfd, path); + var mode = varargs ? SYSCALLS.get() : 0; + return FS.open(path, flags, mode).fd; + } catch (e) { + if (typeof FS == 'undefined' || !(e instanceof FS.ErrnoError)) throw e; + return -e.errno; + } + } + + function ___syscall_stat64(path, buf) { + try { + + path = SYSCALLS.getStr(path); + return SYSCALLS.doStat(FS.stat, path, buf); + } catch (e) { + if (typeof FS == 'undefined' || !(e instanceof FS.ErrnoError)) throw e; + return -e.errno; + } + } + + function ___syscall_unlinkat(dirfd, path, flags) { + try { + + path = SYSCALLS.getStr(path); + path = SYSCALLS.calculateAt(dirfd, path); + if (flags === 0) { + FS.unlink(path); + } else if (flags === 512) { + FS.rmdir(path); + } else { + abort('Invalid flags passed to unlinkat'); + } + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e instanceof FS.ErrnoError)) throw e; + return -e.errno; + } + } + + function __embind_register_bigint(primitiveType, name, size, minRange, maxRange) {} + + function getShiftFromSize(size) { + switch (size) { + case 1: return 0; + case 2: return 1; + case 4: return 2; + case 8: return 3; + default: + throw new TypeError('Unknown type size: ' + size); + } + } + + function embind_init_charCodes() { + var codes = new Array(256); + for (var i = 0; i < 256; ++i) { + codes[i] = String.fromCharCode(i); + } + embind_charCodes = codes; + } + var embind_charCodes = undefined; + function readLatin1String(ptr) { + var ret = ""; + var c = ptr; + while (HEAPU8[c]) { + ret += embind_charCodes[HEAPU8[c++]]; + } + return ret; + } + + var awaitingDependencies = {}; + + var registeredTypes = {}; + + var typeDependencies = {}; + + var char_0 = 48; + + var char_9 = 57; + function makeLegalFunctionName(name) { + if (undefined === name) { + return '_unknown'; + } + name = name.replace(/[^a-zA-Z0-9_]/g, '$'); + var f = name.charCodeAt(0); + if (f >= char_0 && f <= char_9) { + return '_' + name; + } + return name; + } + function createNamedFunction(name, body) { + name = makeLegalFunctionName(name); + /*jshint evil:true*/ + return new Function( + "body", + "return function " + name + "() {\n" + + " \"use strict\";" + + " return body.apply(this, arguments);\n" + + "};\n" + )(body); + } + function extendError(baseErrorType, errorName) { + var errorClass = createNamedFunction(errorName, function(message) { + this.name = errorName; + this.message = message; + + var stack = (new Error(message)).stack; + if (stack !== undefined) { + this.stack = this.toString() + '\n' + + stack.replace(/^Error(:[^\n]*)?\n/, ''); + } + }); + errorClass.prototype = Object.create(baseErrorType.prototype); + errorClass.prototype.constructor = errorClass; + errorClass.prototype.toString = function() { + if (this.message === undefined) { + return this.name; + } else { + return this.name + ': ' + this.message; + } + }; + + return errorClass; + } + var BindingError = undefined; + function throwBindingError(message) { + throw new BindingError(message); + } + + var InternalError = undefined; + function throwInternalError(message) { + throw new InternalError(message); + } + function whenDependentTypesAreResolved(myTypes, dependentTypes, getTypeConverters) { + myTypes.forEach(function(type) { + typeDependencies[type] = dependentTypes; + }); + + function onComplete(typeConverters) { + var myTypeConverters = getTypeConverters(typeConverters); + if (myTypeConverters.length !== myTypes.length) { + throwInternalError('Mismatched type converter count'); + } + for (var i = 0; i < myTypes.length; ++i) { + registerType(myTypes[i], myTypeConverters[i]); + } + } + + var typeConverters = new Array(dependentTypes.length); + var unregisteredTypes = []; + var registered = 0; + dependentTypes.forEach((dt, i) => { + if (registeredTypes.hasOwnProperty(dt)) { + typeConverters[i] = registeredTypes[dt]; + } else { + unregisteredTypes.push(dt); + if (!awaitingDependencies.hasOwnProperty(dt)) { + awaitingDependencies[dt] = []; + } + awaitingDependencies[dt].push(() => { + typeConverters[i] = registeredTypes[dt]; + ++registered; + if (registered === unregisteredTypes.length) { + onComplete(typeConverters); + } + }); + } + }); + if (0 === unregisteredTypes.length) { + onComplete(typeConverters); + } + } + /** @param {Object=} options */ + function registerType(rawType, registeredInstance, options = {}) { + if (!('argPackAdvance' in registeredInstance)) { + throw new TypeError('registerType registeredInstance requires argPackAdvance'); + } + + var name = registeredInstance.name; + if (!rawType) { + throwBindingError('type "' + name + '" must have a positive integer typeid pointer'); + } + if (registeredTypes.hasOwnProperty(rawType)) { + if (options.ignoreDuplicateRegistrations) { + return; + } else { + throwBindingError("Cannot register type '" + name + "' twice"); + } + } + + registeredTypes[rawType] = registeredInstance; + delete typeDependencies[rawType]; + + if (awaitingDependencies.hasOwnProperty(rawType)) { + var callbacks = awaitingDependencies[rawType]; + delete awaitingDependencies[rawType]; + callbacks.forEach((cb) => cb()); + } + } + function __embind_register_bool(rawType, name, size, trueValue, falseValue) { + var shift = getShiftFromSize(size); + + name = readLatin1String(name); + registerType(rawType, { + name: name, + 'fromWireType': function(wt) { + // ambiguous emscripten ABI: sometimes return values are + // true or false, and sometimes integers (0 or 1) + return !!wt; + }, + 'toWireType': function(destructors, o) { + return o ? trueValue : falseValue; + }, + 'argPackAdvance': 8, + 'readValueFromPointer': function(pointer) { + // TODO: if heap is fixed (like in asm.js) this could be executed outside + var heap; + if (size === 1) { + heap = HEAP8; + } else if (size === 2) { + heap = HEAP16; + } else if (size === 4) { + heap = HEAP32; + } else { + throw new TypeError("Unknown boolean type size: " + name); + } + return this['fromWireType'](heap[pointer >> shift]); + }, + destructorFunction: null, // This type does not need a destructor + }); + } + + function ClassHandle_isAliasOf(other) { + if (!(this instanceof ClassHandle)) { + return false; + } + if (!(other instanceof ClassHandle)) { + return false; + } + + var leftClass = this.$$.ptrType.registeredClass; + var left = this.$$.ptr; + var rightClass = other.$$.ptrType.registeredClass; + var right = other.$$.ptr; + + while (leftClass.baseClass) { + left = leftClass.upcast(left); + leftClass = leftClass.baseClass; + } + + while (rightClass.baseClass) { + right = rightClass.upcast(right); + rightClass = rightClass.baseClass; + } + + return leftClass === rightClass && left === right; + } + + function shallowCopyInternalPointer(o) { + return { + count: o.count, + deleteScheduled: o.deleteScheduled, + preservePointerOnDelete: o.preservePointerOnDelete, + ptr: o.ptr, + ptrType: o.ptrType, + smartPtr: o.smartPtr, + smartPtrType: o.smartPtrType, + }; + } + + function throwInstanceAlreadyDeleted(obj) { + function getInstanceTypeName(handle) { + return handle.$$.ptrType.registeredClass.name; + } + throwBindingError(getInstanceTypeName(obj) + ' instance already deleted'); + } + + var finalizationRegistry = false; + + function detachFinalizer(handle) {} + + function runDestructor($$) { + if ($$.smartPtr) { + $$.smartPtrType.rawDestructor($$.smartPtr); + } else { + $$.ptrType.registeredClass.rawDestructor($$.ptr); + } + } + function releaseClassHandle($$) { + $$.count.value -= 1; + var toDelete = 0 === $$.count.value; + if (toDelete) { + runDestructor($$); + } + } + + function downcastPointer(ptr, ptrClass, desiredClass) { + if (ptrClass === desiredClass) { + return ptr; + } + if (undefined === desiredClass.baseClass) { + return null; // no conversion + } + + var rv = downcastPointer(ptr, ptrClass, desiredClass.baseClass); + if (rv === null) { + return null; + } + return desiredClass.downcast(rv); + } + + var registeredPointers = {}; + + function getInheritedInstanceCount() { + return Object.keys(registeredInstances).length; + } + + function getLiveInheritedInstances() { + var rv = []; + for (var k in registeredInstances) { + if (registeredInstances.hasOwnProperty(k)) { + rv.push(registeredInstances[k]); + } + } + return rv; + } + + var deletionQueue = []; + function flushPendingDeletes() { + while (deletionQueue.length) { + var obj = deletionQueue.pop(); + obj.$$.deleteScheduled = false; + obj['delete'](); + } + } + + var delayFunction = undefined; + function setDelayFunction(fn) { + delayFunction = fn; + if (deletionQueue.length && delayFunction) { + delayFunction(flushPendingDeletes); + } + } + function init_embind() { + Module['getInheritedInstanceCount'] = getInheritedInstanceCount; + Module['getLiveInheritedInstances'] = getLiveInheritedInstances; + Module['flushPendingDeletes'] = flushPendingDeletes; + Module['setDelayFunction'] = setDelayFunction; + } + var registeredInstances = {}; + + function getBasestPointer(class_, ptr) { + if (ptr === undefined) { + throwBindingError('ptr should not be undefined'); + } + while (class_.baseClass) { + ptr = class_.upcast(ptr); + class_ = class_.baseClass; + } + return ptr; + } + function getInheritedInstance(class_, ptr) { + ptr = getBasestPointer(class_, ptr); + return registeredInstances[ptr]; + } + + function makeClassHandle(prototype, record) { + if (!record.ptrType || !record.ptr) { + throwInternalError('makeClassHandle requires ptr and ptrType'); + } + var hasSmartPtrType = !!record.smartPtrType; + var hasSmartPtr = !!record.smartPtr; + if (hasSmartPtrType !== hasSmartPtr) { + throwInternalError('Both smartPtrType and smartPtr must be specified'); + } + record.count = { value: 1 }; + return attachFinalizer(Object.create(prototype, { + $$: { + value: record, + }, + })); + } + function RegisteredPointer_fromWireType(ptr) { + // ptr is a raw pointer (or a raw smartpointer) + + // rawPointer is a maybe-null raw pointer + var rawPointer = this.getPointee(ptr); + if (!rawPointer) { + this.destructor(ptr); + return null; + } + + var registeredInstance = getInheritedInstance(this.registeredClass, rawPointer); + if (undefined !== registeredInstance) { + // JS object has been neutered, time to repopulate it + if (0 === registeredInstance.$$.count.value) { + registeredInstance.$$.ptr = rawPointer; + registeredInstance.$$.smartPtr = ptr; + return registeredInstance['clone'](); + } else { + // else, just increment reference count on existing object + // it already has a reference to the smart pointer + var rv = registeredInstance['clone'](); + this.destructor(ptr); + return rv; + } + } + + function makeDefaultHandle() { + if (this.isSmartPointer) { + return makeClassHandle(this.registeredClass.instancePrototype, { + ptrType: this.pointeeType, + ptr: rawPointer, + smartPtrType: this, + smartPtr: ptr, + }); + } else { + return makeClassHandle(this.registeredClass.instancePrototype, { + ptrType: this, + ptr: ptr, + }); + } + } + + var actualType = this.registeredClass.getActualType(rawPointer); + var registeredPointerRecord = registeredPointers[actualType]; + if (!registeredPointerRecord) { + return makeDefaultHandle.call(this); + } + + var toType; + if (this.isConst) { + toType = registeredPointerRecord.constPointerType; + } else { + toType = registeredPointerRecord.pointerType; + } + var dp = downcastPointer( + rawPointer, + this.registeredClass, + toType.registeredClass); + if (dp === null) { + return makeDefaultHandle.call(this); + } + if (this.isSmartPointer) { + return makeClassHandle(toType.registeredClass.instancePrototype, { + ptrType: toType, + ptr: dp, + smartPtrType: this, + smartPtr: ptr, + }); + } else { + return makeClassHandle(toType.registeredClass.instancePrototype, { + ptrType: toType, + ptr: dp, + }); + } + } + function attachFinalizer(handle) { + if ('undefined' === typeof FinalizationRegistry) { + attachFinalizer = (handle) => handle; + return handle; + } + // If the running environment has a FinalizationRegistry (see + // https://github.com/tc39/proposal-weakrefs), then attach finalizers + // for class handles. We check for the presence of FinalizationRegistry + // at run-time, not build-time. + finalizationRegistry = new FinalizationRegistry((info) => { + console.warn(info.leakWarning.stack.replace(/^Error: /, '')); + releaseClassHandle(info.$$); + }); + attachFinalizer = (handle) => { + var $$ = handle.$$; + var hasSmartPtr = !!$$.smartPtr; + if (hasSmartPtr) { + // We should not call the destructor on raw pointers in case other code expects the pointee to live + var info = { $$: $$ }; + // Create a warning as an Error instance in advance so that we can store + // the current stacktrace and point to it when / if a leak is detected. + // This is more useful than the empty stacktrace of `FinalizationRegistry` + // callback. + var cls = $$.ptrType.registeredClass; + info.leakWarning = new Error("Embind found a leaked C++ instance " + cls.name + " <0x" + $$.ptr.toString(16) + ">.\n" + + "We'll free it automatically in this case, but this functionality is not reliable across various environments.\n" + + "Make sure to invoke .delete() manually once you're done with the instance instead.\n" + + "Originally allocated"); // `.stack` will add "at ..." after this sentence + if ('captureStackTrace' in Error) { + Error.captureStackTrace(info.leakWarning, RegisteredPointer_fromWireType); + } + finalizationRegistry.register(handle, info, handle); + } + return handle; + }; + detachFinalizer = (handle) => finalizationRegistry.unregister(handle); + return attachFinalizer(handle); + } + function ClassHandle_clone() { + if (!this.$$.ptr) { + throwInstanceAlreadyDeleted(this); + } + + if (this.$$.preservePointerOnDelete) { + this.$$.count.value += 1; + return this; + } else { + var clone = attachFinalizer(Object.create(Object.getPrototypeOf(this), { + $$: { + value: shallowCopyInternalPointer(this.$$), + } + })); + + clone.$$.count.value += 1; + clone.$$.deleteScheduled = false; + return clone; + } + } + + function ClassHandle_delete() { + if (!this.$$.ptr) { + throwInstanceAlreadyDeleted(this); + } + + if (this.$$.deleteScheduled && !this.$$.preservePointerOnDelete) { + throwBindingError('Object already scheduled for deletion'); + } + + detachFinalizer(this); + releaseClassHandle(this.$$); + + if (!this.$$.preservePointerOnDelete) { + this.$$.smartPtr = undefined; + this.$$.ptr = undefined; + } + } + + function ClassHandle_isDeleted() { + return !this.$$.ptr; + } + + function ClassHandle_deleteLater() { + if (!this.$$.ptr) { + throwInstanceAlreadyDeleted(this); + } + if (this.$$.deleteScheduled && !this.$$.preservePointerOnDelete) { + throwBindingError('Object already scheduled for deletion'); + } + deletionQueue.push(this); + if (deletionQueue.length === 1 && delayFunction) { + delayFunction(flushPendingDeletes); + } + this.$$.deleteScheduled = true; + return this; + } + function init_ClassHandle() { + ClassHandle.prototype['isAliasOf'] = ClassHandle_isAliasOf; + ClassHandle.prototype['clone'] = ClassHandle_clone; + ClassHandle.prototype['delete'] = ClassHandle_delete; + ClassHandle.prototype['isDeleted'] = ClassHandle_isDeleted; + ClassHandle.prototype['deleteLater'] = ClassHandle_deleteLater; + } + function ClassHandle() { + } + + function ensureOverloadTable(proto, methodName, humanName) { + if (undefined === proto[methodName].overloadTable) { + var prevFunc = proto[methodName]; + // Inject an overload resolver function that routes to the appropriate overload based on the number of arguments. + proto[methodName] = function() { + // TODO This check can be removed in -O3 level "unsafe" optimizations. + if (!proto[methodName].overloadTable.hasOwnProperty(arguments.length)) { + throwBindingError("Function '" + humanName + "' called with an invalid number of arguments (" + arguments.length + ") - expects one of (" + proto[methodName].overloadTable + ")!"); + } + return proto[methodName].overloadTable[arguments.length].apply(this, arguments); + }; + // Move the previous function into the overload table. + proto[methodName].overloadTable = []; + proto[methodName].overloadTable[prevFunc.argCount] = prevFunc; + } + } + /** @param {number=} numArguments */ + function exposePublicSymbol(name, value, numArguments) { + if (Module.hasOwnProperty(name)) { + if (undefined === numArguments || (undefined !== Module[name].overloadTable && undefined !== Module[name].overloadTable[numArguments])) { + throwBindingError("Cannot register public name '" + name + "' twice"); + } + + // We are exposing a function with the same name as an existing function. Create an overload table and a function selector + // that routes between the two. + ensureOverloadTable(Module, name, name); + if (Module.hasOwnProperty(numArguments)) { + throwBindingError("Cannot register multiple overloads of a function with the same number of arguments (" + numArguments + ")!"); + } + // Add the new function into the overload table. + Module[name].overloadTable[numArguments] = value; + } + else { + Module[name] = value; + if (undefined !== numArguments) { + Module[name].numArguments = numArguments; + } + } + } + + /** @constructor */ + function RegisteredClass(name, + constructor, + instancePrototype, + rawDestructor, + baseClass, + getActualType, + upcast, + downcast) { + this.name = name; + this.constructor = constructor; + this.instancePrototype = instancePrototype; + this.rawDestructor = rawDestructor; + this.baseClass = baseClass; + this.getActualType = getActualType; + this.upcast = upcast; + this.downcast = downcast; + this.pureVirtualFunctions = []; + } + + function upcastPointer(ptr, ptrClass, desiredClass) { + while (ptrClass !== desiredClass) { + if (!ptrClass.upcast) { + throwBindingError("Expected null or instance of " + desiredClass.name + ", got an instance of " + ptrClass.name); + } + ptr = ptrClass.upcast(ptr); + ptrClass = ptrClass.baseClass; + } + return ptr; + } + function constNoSmartPtrRawPointerToWireType(destructors, handle) { + if (handle === null) { + if (this.isReference) { + throwBindingError('null is not a valid ' + this.name); + } + return 0; + } + + if (!handle.$$) { + throwBindingError('Cannot pass "' + _embind_repr(handle) + '" as a ' + this.name); + } + if (!handle.$$.ptr) { + throwBindingError('Cannot pass deleted object as a pointer of type ' + this.name); + } + var handleClass = handle.$$.ptrType.registeredClass; + var ptr = upcastPointer(handle.$$.ptr, handleClass, this.registeredClass); + return ptr; + } + + function genericPointerToWireType(destructors, handle) { + var ptr; + if (handle === null) { + if (this.isReference) { + throwBindingError('null is not a valid ' + this.name); + } + + if (this.isSmartPointer) { + ptr = this.rawConstructor(); + if (destructors !== null) { + destructors.push(this.rawDestructor, ptr); + } + return ptr; + } else { + return 0; + } + } + + if (!handle.$$) { + throwBindingError('Cannot pass "' + _embind_repr(handle) + '" as a ' + this.name); + } + if (!handle.$$.ptr) { + throwBindingError('Cannot pass deleted object as a pointer of type ' + this.name); + } + if (!this.isConst && handle.$$.ptrType.isConst) { + throwBindingError('Cannot convert argument of type ' + (handle.$$.smartPtrType ? handle.$$.smartPtrType.name : handle.$$.ptrType.name) + ' to parameter type ' + this.name); + } + var handleClass = handle.$$.ptrType.registeredClass; + ptr = upcastPointer(handle.$$.ptr, handleClass, this.registeredClass); + + if (this.isSmartPointer) { + // TODO: this is not strictly true + // We could support BY_EMVAL conversions from raw pointers to smart pointers + // because the smart pointer can hold a reference to the handle + if (undefined === handle.$$.smartPtr) { + throwBindingError('Passing raw pointer to smart pointer is illegal'); + } + + switch (this.sharingPolicy) { + case 0: // NONE + // no upcasting + if (handle.$$.smartPtrType === this) { + ptr = handle.$$.smartPtr; + } else { + throwBindingError('Cannot convert argument of type ' + (handle.$$.smartPtrType ? handle.$$.smartPtrType.name : handle.$$.ptrType.name) + ' to parameter type ' + this.name); + } + break; + + case 1: // INTRUSIVE + ptr = handle.$$.smartPtr; + break; + + case 2: // BY_EMVAL + if (handle.$$.smartPtrType === this) { + ptr = handle.$$.smartPtr; + } else { + var clonedHandle = handle['clone'](); + ptr = this.rawShare( + ptr, + Emval.toHandle(function() { + clonedHandle['delete'](); + }) + ); + if (destructors !== null) { + destructors.push(this.rawDestructor, ptr); + } + } + break; + + default: + throwBindingError('Unsupporting sharing policy'); + } + } + return ptr; + } + + function nonConstNoSmartPtrRawPointerToWireType(destructors, handle) { + if (handle === null) { + if (this.isReference) { + throwBindingError('null is not a valid ' + this.name); + } + return 0; + } + + if (!handle.$$) { + throwBindingError('Cannot pass "' + _embind_repr(handle) + '" as a ' + this.name); + } + if (!handle.$$.ptr) { + throwBindingError('Cannot pass deleted object as a pointer of type ' + this.name); + } + if (handle.$$.ptrType.isConst) { + throwBindingError('Cannot convert argument of type ' + handle.$$.ptrType.name + ' to parameter type ' + this.name); + } + var handleClass = handle.$$.ptrType.registeredClass; + var ptr = upcastPointer(handle.$$.ptr, handleClass, this.registeredClass); + return ptr; + } + + function simpleReadValueFromPointer(pointer) { + return this['fromWireType'](HEAPU32[pointer >> 2]); + } + + function RegisteredPointer_getPointee(ptr) { + if (this.rawGetPointee) { + ptr = this.rawGetPointee(ptr); + } + return ptr; + } + + function RegisteredPointer_destructor(ptr) { + if (this.rawDestructor) { + this.rawDestructor(ptr); + } + } + + function RegisteredPointer_deleteObject(handle) { + if (handle !== null) { + handle['delete'](); + } + } + function init_RegisteredPointer() { + RegisteredPointer.prototype.getPointee = RegisteredPointer_getPointee; + RegisteredPointer.prototype.destructor = RegisteredPointer_destructor; + RegisteredPointer.prototype['argPackAdvance'] = 8; + RegisteredPointer.prototype['readValueFromPointer'] = simpleReadValueFromPointer; + RegisteredPointer.prototype['deleteObject'] = RegisteredPointer_deleteObject; + RegisteredPointer.prototype['fromWireType'] = RegisteredPointer_fromWireType; + } + /** @constructor + @param {*=} pointeeType, + @param {*=} sharingPolicy, + @param {*=} rawGetPointee, + @param {*=} rawConstructor, + @param {*=} rawShare, + @param {*=} rawDestructor, + */ + function RegisteredPointer( + name, + registeredClass, + isReference, + isConst, + + // smart pointer properties + isSmartPointer, + pointeeType, + sharingPolicy, + rawGetPointee, + rawConstructor, + rawShare, + rawDestructor + ) { + this.name = name; + this.registeredClass = registeredClass; + this.isReference = isReference; + this.isConst = isConst; + + // smart pointer properties + this.isSmartPointer = isSmartPointer; + this.pointeeType = pointeeType; + this.sharingPolicy = sharingPolicy; + this.rawGetPointee = rawGetPointee; + this.rawConstructor = rawConstructor; + this.rawShare = rawShare; + this.rawDestructor = rawDestructor; + + if (!isSmartPointer && registeredClass.baseClass === undefined) { + if (isConst) { + this['toWireType'] = constNoSmartPtrRawPointerToWireType; + this.destructorFunction = null; + } else { + this['toWireType'] = nonConstNoSmartPtrRawPointerToWireType; + this.destructorFunction = null; + } + } else { + this['toWireType'] = genericPointerToWireType; + // Here we must leave this.destructorFunction undefined, since whether genericPointerToWireType returns + // a pointer that needs to be freed up is runtime-dependent, and cannot be evaluated at registration time. + // TODO: Create an alternative mechanism that allows removing the use of var destructors = []; array in + // craftInvokerFunction altogether. + } + } + + /** @param {number=} numArguments */ + function replacePublicSymbol(name, value, numArguments) { + if (!Module.hasOwnProperty(name)) { + throwInternalError('Replacing nonexistant public symbol'); + } + // If there's an overload table for this symbol, replace the symbol in the overload table instead. + if (undefined !== Module[name].overloadTable && undefined !== numArguments) { + Module[name].overloadTable[numArguments] = value; + } + else { + Module[name] = value; + Module[name].argCount = numArguments; + } + } + + function dynCallLegacy(sig, ptr, args) { + assert(('dynCall_' + sig) in Module, 'bad function pointer type - no table for sig \'' + sig + '\''); + if (args && args.length) { + // j (64-bit integer) must be passed in as two numbers [low 32, high 32]. + assert(args.length === sig.substring(1).replace(/j/g, '--').length); + } else { + assert(sig.length == 1); + } + var f = Module["dynCall_" + sig]; + return args && args.length ? f.apply(null, [ptr].concat(args)) : f.call(null, ptr); + } + /** @param {Object=} args */ + function dynCall(sig, ptr, args) { + // Without WASM_BIGINT support we cannot directly call function with i64 as + // part of thier signature, so we rely the dynCall functions generated by + // wasm-emscripten-finalize + if (sig.includes('j')) { + return dynCallLegacy(sig, ptr, args); + } + assert(getWasmTableEntry(ptr), 'missing table entry in dynCall: ' + ptr); + return getWasmTableEntry(ptr).apply(null, args) + } + function getDynCaller(sig, ptr) { + assert(sig.includes('j'), 'getDynCaller should only be called with i64 sigs') + var argCache = []; + return function() { + argCache.length = 0; + Object.assign(argCache, arguments); + return dynCall(sig, ptr, argCache); + }; + } + function embind__requireFunction(signature, rawFunction) { + signature = readLatin1String(signature); + + function makeDynCaller() { + if (signature.includes('j')) { + return getDynCaller(signature, rawFunction); + } + return getWasmTableEntry(rawFunction); + } + + var fp = makeDynCaller(); + if (typeof fp != "function") { + throwBindingError("unknown function pointer with signature " + signature + ": " + rawFunction); + } + return fp; + } + + var UnboundTypeError = undefined; + + function getTypeName(type) { + var ptr = ___getTypeName(type); + var rv = readLatin1String(ptr); + _free(ptr); + return rv; + } + function throwUnboundTypeError(message, types) { + var unboundTypes = []; + var seen = {}; + function visit(type) { + if (seen[type]) { + return; + } + if (registeredTypes[type]) { + return; + } + if (typeDependencies[type]) { + typeDependencies[type].forEach(visit); + return; + } + unboundTypes.push(type); + seen[type] = true; + } + types.forEach(visit); + + throw new UnboundTypeError(message + ': ' + unboundTypes.map(getTypeName).join([', '])); + } + function __embind_register_class(rawType, + rawPointerType, + rawConstPointerType, + baseClassRawType, + getActualTypeSignature, + getActualType, + upcastSignature, + upcast, + downcastSignature, + downcast, + name, + destructorSignature, + rawDestructor) { + name = readLatin1String(name); + getActualType = embind__requireFunction(getActualTypeSignature, getActualType); + if (upcast) { + upcast = embind__requireFunction(upcastSignature, upcast); + } + if (downcast) { + downcast = embind__requireFunction(downcastSignature, downcast); + } + rawDestructor = embind__requireFunction(destructorSignature, rawDestructor); + var legalFunctionName = makeLegalFunctionName(name); + + exposePublicSymbol(legalFunctionName, function() { + // this code cannot run if baseClassRawType is zero + throwUnboundTypeError('Cannot construct ' + name + ' due to unbound types', [baseClassRawType]); + }); + + whenDependentTypesAreResolved( + [rawType, rawPointerType, rawConstPointerType], + baseClassRawType ? [baseClassRawType] : [], + function(base) { + base = base[0]; + + var baseClass; + var basePrototype; + if (baseClassRawType) { + baseClass = base.registeredClass; + basePrototype = baseClass.instancePrototype; + } else { + basePrototype = ClassHandle.prototype; + } + + var constructor = createNamedFunction(legalFunctionName, function() { + if (Object.getPrototypeOf(this) !== instancePrototype) { + throw new BindingError("Use 'new' to construct " + name); + } + if (undefined === registeredClass.constructor_body) { + throw new BindingError(name + " has no accessible constructor"); + } + var body = registeredClass.constructor_body[arguments.length]; + if (undefined === body) { + throw new BindingError("Tried to invoke ctor of " + name + " with invalid number of parameters (" + arguments.length + ") - expected (" + Object.keys(registeredClass.constructor_body).toString() + ") parameters instead!"); + } + return body.apply(this, arguments); + }); + + var instancePrototype = Object.create(basePrototype, { + constructor: { value: constructor }, + }); + + constructor.prototype = instancePrototype; + + var registeredClass = new RegisteredClass(name, + constructor, + instancePrototype, + rawDestructor, + baseClass, + getActualType, + upcast, + downcast); + + var referenceConverter = new RegisteredPointer(name, + registeredClass, + true, + false, + false); + + var pointerConverter = new RegisteredPointer(name + '*', + registeredClass, + false, + false, + false); + + var constPointerConverter = new RegisteredPointer(name + ' const*', + registeredClass, + false, + true, + false); + + registeredPointers[rawType] = { + pointerType: pointerConverter, + constPointerType: constPointerConverter + }; + + replacePublicSymbol(legalFunctionName, constructor); + + return [referenceConverter, pointerConverter, constPointerConverter]; + } + ); + } + + function heap32VectorToArray(count, firstElement) { + var array = []; + for (var i = 0; i < count; i++) { + array.push(HEAP32[(firstElement >> 2) + i]); + } + return array; + } + + function runDestructors(destructors) { + while (destructors.length) { + var ptr = destructors.pop(); + var del = destructors.pop(); + del(ptr); + } + } + function __embind_register_class_constructor( + rawClassType, + argCount, + rawArgTypesAddr, + invokerSignature, + invoker, + rawConstructor + ) { + assert(argCount > 0); + var rawArgTypes = heap32VectorToArray(argCount, rawArgTypesAddr); + invoker = embind__requireFunction(invokerSignature, invoker); + var args = [rawConstructor]; + var destructors = []; + + whenDependentTypesAreResolved([], [rawClassType], function(classType) { + classType = classType[0]; + var humanName = 'constructor ' + classType.name; + + if (undefined === classType.registeredClass.constructor_body) { + classType.registeredClass.constructor_body = []; + } + if (undefined !== classType.registeredClass.constructor_body[argCount - 1]) { + throw new BindingError("Cannot register multiple constructors with identical number of parameters (" + (argCount-1) + ") for class '" + classType.name + "'! Overload resolution is currently only performed using the parameter count, not actual type info!"); + } + classType.registeredClass.constructor_body[argCount - 1] = () => { + throwUnboundTypeError('Cannot construct ' + classType.name + ' due to unbound types', rawArgTypes); + }; + + whenDependentTypesAreResolved([], rawArgTypes, function(argTypes) { + // Insert empty slot for context type (argTypes[1]). + argTypes.splice(1, 0, null); + classType.registeredClass.constructor_body[argCount - 1] = craftInvokerFunction(humanName, argTypes, null, invoker, rawConstructor); + return []; + }); + return []; + }); + } + + function new_(constructor, argumentList) { + if (!(constructor instanceof Function)) { + throw new TypeError('new_ called with constructor type ' + typeof(constructor) + " which is not a function"); + } + /* + * Previously, the following line was just: + * function dummy() {}; + * Unfortunately, Chrome was preserving 'dummy' as the object's name, even + * though at creation, the 'dummy' has the correct constructor name. Thus, + * objects created with IMVU.new would show up in the debugger as 'dummy', + * which isn't very helpful. Using IMVU.createNamedFunction addresses the + * issue. Doublely-unfortunately, there's no way to write a test for this + * behavior. -NRD 2013.02.22 + */ + var dummy = createNamedFunction(constructor.name || 'unknownFunctionName', function(){}); + dummy.prototype = constructor.prototype; + var obj = new dummy; + + var r = constructor.apply(obj, argumentList); + return (r instanceof Object) ? r : obj; + } + function craftInvokerFunction(humanName, argTypes, classType, cppInvokerFunc, cppTargetFunc) { + // humanName: a human-readable string name for the function to be generated. + // argTypes: An array that contains the embind type objects for all types in the function signature. + // argTypes[0] is the type object for the function return value. + // argTypes[1] is the type object for function this object/class type, or null if not crafting an invoker for a class method. + // argTypes[2...] are the actual function parameters. + // classType: The embind type object for the class to be bound, or null if this is not a method of a class. + // cppInvokerFunc: JS Function object to the C++-side function that interops into C++ code. + // cppTargetFunc: Function pointer (an integer to FUNCTION_TABLE) to the target C++ function the cppInvokerFunc will end up calling. + var argCount = argTypes.length; + + if (argCount < 2) { + throwBindingError("argTypes array size mismatch! Must at least get return value and 'this' types!"); + } + + var isClassMethodFunc = (argTypes[1] !== null && classType !== null); + + // Free functions with signature "void function()" do not need an invoker that marshalls between wire types. + // TODO: This omits argument count check - enable only at -O3 or similar. + // if (ENABLE_UNSAFE_OPTS && argCount == 2 && argTypes[0].name == "void" && !isClassMethodFunc) { + // return FUNCTION_TABLE[fn]; + // } + + // Determine if we need to use a dynamic stack to store the destructors for the function parameters. + // TODO: Remove this completely once all function invokers are being dynamically generated. + var needsDestructorStack = false; + + for (var i = 1; i < argTypes.length; ++i) { // Skip return value at index 0 - it's not deleted here. + if (argTypes[i] !== null && argTypes[i].destructorFunction === undefined) { // The type does not define a destructor function - must use dynamic stack + needsDestructorStack = true; + break; + } + } + + var returns = (argTypes[0].name !== "void"); + + var argsList = ""; + var argsListWired = ""; + for (var i = 0; i < argCount - 2; ++i) { + argsList += (i!==0?", ":"")+"arg"+i; + argsListWired += (i!==0?", ":"")+"arg"+i+"Wired"; + } + + var invokerFnBody = + "return function "+makeLegalFunctionName(humanName)+"("+argsList+") {\n" + + "if (arguments.length !== "+(argCount - 2)+") {\n" + + "throwBindingError('function "+humanName+" called with ' + arguments.length + ' arguments, expected "+(argCount - 2)+" args!');\n" + + "}\n"; + + if (needsDestructorStack) { + invokerFnBody += "var destructors = [];\n"; + } + + var dtorStack = needsDestructorStack ? "destructors" : "null"; + var args1 = ["throwBindingError", "invoker", "fn", "runDestructors", "retType", "classParam"]; + var args2 = [throwBindingError, cppInvokerFunc, cppTargetFunc, runDestructors, argTypes[0], argTypes[1]]; + + if (isClassMethodFunc) { + invokerFnBody += "var thisWired = classParam.toWireType("+dtorStack+", this);\n"; + } + + for (var i = 0; i < argCount - 2; ++i) { + invokerFnBody += "var arg"+i+"Wired = argType"+i+".toWireType("+dtorStack+", arg"+i+"); // "+argTypes[i+2].name+"\n"; + args1.push("argType"+i); + args2.push(argTypes[i+2]); + } + + if (isClassMethodFunc) { + argsListWired = "thisWired" + (argsListWired.length > 0 ? ", " : "") + argsListWired; + } + + invokerFnBody += + (returns?"var rv = ":"") + "invoker(fn"+(argsListWired.length>0?", ":"")+argsListWired+");\n"; + + if (needsDestructorStack) { + invokerFnBody += "runDestructors(destructors);\n"; + } else { + for (var i = isClassMethodFunc?1:2; i < argTypes.length; ++i) { // Skip return value at index 0 - it's not deleted here. Also skip class type if not a method. + var paramName = (i === 1 ? "thisWired" : ("arg"+(i - 2)+"Wired")); + if (argTypes[i].destructorFunction !== null) { + invokerFnBody += paramName+"_dtor("+paramName+"); // "+argTypes[i].name+"\n"; + args1.push(paramName+"_dtor"); + args2.push(argTypes[i].destructorFunction); + } + } + } + + if (returns) { + invokerFnBody += "var ret = retType.fromWireType(rv);\n" + + "return ret;\n"; + } else { + } + + invokerFnBody += "}\n"; + + args1.push(invokerFnBody); + + var invokerFunction = new_(Function, args1).apply(null, args2); + return invokerFunction; + } + function __embind_register_class_function(rawClassType, + methodName, + argCount, + rawArgTypesAddr, // [ReturnType, ThisType, Args...] + invokerSignature, + rawInvoker, + context, + isPureVirtual) { + var rawArgTypes = heap32VectorToArray(argCount, rawArgTypesAddr); + methodName = readLatin1String(methodName); + rawInvoker = embind__requireFunction(invokerSignature, rawInvoker); + + whenDependentTypesAreResolved([], [rawClassType], function(classType) { + classType = classType[0]; + var humanName = classType.name + '.' + methodName; + + if (methodName.startsWith("@@")) { + methodName = Symbol[methodName.substring(2)]; + } + + if (isPureVirtual) { + classType.registeredClass.pureVirtualFunctions.push(methodName); + } + + function unboundTypesHandler() { + throwUnboundTypeError('Cannot call ' + humanName + ' due to unbound types', rawArgTypes); + } + + var proto = classType.registeredClass.instancePrototype; + var method = proto[methodName]; + if (undefined === method || (undefined === method.overloadTable && method.className !== classType.name && method.argCount === argCount - 2)) { + // This is the first overload to be registered, OR we are replacing a + // function in the base class with a function in the derived class. + unboundTypesHandler.argCount = argCount - 2; + unboundTypesHandler.className = classType.name; + proto[methodName] = unboundTypesHandler; + } else { + // There was an existing function with the same name registered. Set up + // a function overload routing table. + ensureOverloadTable(proto, methodName, humanName); + proto[methodName].overloadTable[argCount - 2] = unboundTypesHandler; + } + + whenDependentTypesAreResolved([], rawArgTypes, function(argTypes) { + var memberFunction = craftInvokerFunction(humanName, argTypes, classType, rawInvoker, context); + + // Replace the initial unbound-handler-stub function with the appropriate member function, now that all types + // are resolved. If multiple overloads are registered for this function, the function goes into an overload table. + if (undefined === proto[methodName].overloadTable) { + // Set argCount in case an overload is registered later + memberFunction.argCount = argCount - 2; + proto[methodName] = memberFunction; + } else { + proto[methodName].overloadTable[argCount - 2] = memberFunction; + } + + return []; + }); + return []; + }); + } + + var emval_free_list = []; + + var emval_handle_array = [{},{value:undefined},{value:null},{value:true},{value:false}]; + function __emval_decref(handle) { + if (handle > 4 && 0 === --emval_handle_array[handle].refcount) { + emval_handle_array[handle] = undefined; + emval_free_list.push(handle); + } + } + + function count_emval_handles() { + var count = 0; + for (var i = 5; i < emval_handle_array.length; ++i) { + if (emval_handle_array[i] !== undefined) { + ++count; + } + } + return count; + } + + function get_first_emval() { + for (var i = 5; i < emval_handle_array.length; ++i) { + if (emval_handle_array[i] !== undefined) { + return emval_handle_array[i]; + } + } + return null; + } + function init_emval() { + Module['count_emval_handles'] = count_emval_handles; + Module['get_first_emval'] = get_first_emval; + } + var Emval = {toValue:(handle) => { + if (!handle) { + throwBindingError('Cannot use deleted val. handle = ' + handle); + } + return emval_handle_array[handle].value; + },toHandle:(value) => { + switch (value) { + case undefined: return 1; + case null: return 2; + case true: return 3; + case false: return 4; + default:{ + var handle = emval_free_list.length ? + emval_free_list.pop() : + emval_handle_array.length; + + emval_handle_array[handle] = {refcount: 1, value: value}; + return handle; + } + } + }}; + function __embind_register_emval(rawType, name) { + name = readLatin1String(name); + registerType(rawType, { + name: name, + 'fromWireType': function(handle) { + var rv = Emval.toValue(handle); + __emval_decref(handle); + return rv; + }, + 'toWireType': function(destructors, value) { + return Emval.toHandle(value); + }, + 'argPackAdvance': 8, + 'readValueFromPointer': simpleReadValueFromPointer, + destructorFunction: null, // This type does not need a destructor + + // TODO: do we need a deleteObject here? write a test where + // emval is passed into JS via an interface + }); + } + + function _embind_repr(v) { + if (v === null) { + return 'null'; + } + var t = typeof v; + if (t === 'object' || t === 'array' || t === 'function') { + return v.toString(); + } else { + return '' + v; + } + } + + function floatReadValueFromPointer(name, shift) { + switch (shift) { + case 2: return function(pointer) { + return this['fromWireType'](HEAPF32[pointer >> 2]); + }; + case 3: return function(pointer) { + return this['fromWireType'](HEAPF64[pointer >> 3]); + }; + default: + throw new TypeError("Unknown float type: " + name); + } + } + function __embind_register_float(rawType, name, size) { + var shift = getShiftFromSize(size); + name = readLatin1String(name); + registerType(rawType, { + name: name, + 'fromWireType': function(value) { + return value; + }, + 'toWireType': function(destructors, value) { + if (typeof value != "number" && typeof value != "boolean") { + throw new TypeError('Cannot convert "' + _embind_repr(value) + '" to ' + this.name); + } + // The VM will perform JS to Wasm value conversion, according to the spec: + // https://www.w3.org/TR/wasm-js-api-1/#towebassemblyvalue + return value; + }, + 'argPackAdvance': 8, + 'readValueFromPointer': floatReadValueFromPointer(name, shift), + destructorFunction: null, // This type does not need a destructor + }); + } + + function __embind_register_function(name, argCount, rawArgTypesAddr, signature, rawInvoker, fn) { + var argTypes = heap32VectorToArray(argCount, rawArgTypesAddr); + name = readLatin1String(name); + + rawInvoker = embind__requireFunction(signature, rawInvoker); + + exposePublicSymbol(name, function() { + throwUnboundTypeError('Cannot call ' + name + ' due to unbound types', argTypes); + }, argCount - 1); + + whenDependentTypesAreResolved([], argTypes, function(argTypes) { + var invokerArgsArray = [argTypes[0] /* return value */, null /* no class 'this'*/].concat(argTypes.slice(1) /* actual params */); + replacePublicSymbol(name, craftInvokerFunction(name, invokerArgsArray, null /* no class 'this'*/, rawInvoker, fn), argCount - 1); + return []; + }); + } + + function integerReadValueFromPointer(name, shift, signed) { + // integers are quite common, so generate very specialized functions + switch (shift) { + case 0: return signed ? + function readS8FromPointer(pointer) { return HEAP8[pointer]; } : + function readU8FromPointer(pointer) { return HEAPU8[pointer]; }; + case 1: return signed ? + function readS16FromPointer(pointer) { return HEAP16[pointer >> 1]; } : + function readU16FromPointer(pointer) { return HEAPU16[pointer >> 1]; }; + case 2: return signed ? + function readS32FromPointer(pointer) { return HEAP32[pointer >> 2]; } : + function readU32FromPointer(pointer) { return HEAPU32[pointer >> 2]; }; + default: + throw new TypeError("Unknown integer type: " + name); + } + } + function __embind_register_integer(primitiveType, name, size, minRange, maxRange) { + name = readLatin1String(name); + if (maxRange === -1) { // LLVM doesn't have signed and unsigned 32-bit types, so u32 literals come out as 'i32 -1'. Always treat those as max u32. + maxRange = 4294967295; + } + + var shift = getShiftFromSize(size); + + var fromWireType = (value) => value; + + if (minRange === 0) { + var bitshift = 32 - 8*size; + fromWireType = (value) => (value << bitshift) >>> bitshift; + } + + var isUnsignedType = (name.includes('unsigned')); + var checkAssertions = (value, toTypeName) => { + if (typeof value != "number" && typeof value != "boolean") { + throw new TypeError('Cannot convert "' + _embind_repr(value) + '" to ' + toTypeName); + } + if (value < minRange || value > maxRange) { + throw new TypeError('Passing a number "' + _embind_repr(value) + '" from JS side to C/C++ side to an argument of type "' + name + '", which is outside the valid range [' + minRange + ', ' + maxRange + ']!'); + } + } + var toWireType; + if (isUnsignedType) { + toWireType = function(destructors, value) { + checkAssertions(value, this.name); + return value >>> 0; + } + } else { + toWireType = function(destructors, value) { + checkAssertions(value, this.name); + // The VM will perform JS to Wasm value conversion, according to the spec: + // https://www.w3.org/TR/wasm-js-api-1/#towebassemblyvalue + return value; + } + } + registerType(primitiveType, { + name: name, + 'fromWireType': fromWireType, + 'toWireType': toWireType, + 'argPackAdvance': 8, + 'readValueFromPointer': integerReadValueFromPointer(name, shift, minRange !== 0), + destructorFunction: null, // This type does not need a destructor + }); + } + + function __embind_register_memory_view(rawType, dataTypeIndex, name) { + var typeMapping = [ + Int8Array, + Uint8Array, + Int16Array, + Uint16Array, + Int32Array, + Uint32Array, + Float32Array, + Float64Array, + ]; + + var TA = typeMapping[dataTypeIndex]; + + function decodeMemoryView(handle) { + handle = handle >> 2; + var heap = HEAPU32; + var size = heap[handle]; // in elements + var data = heap[handle + 1]; // byte offset into emscripten heap + return new TA(buffer, data, size); + } + + name = readLatin1String(name); + registerType(rawType, { + name: name, + 'fromWireType': decodeMemoryView, + 'argPackAdvance': 8, + 'readValueFromPointer': decodeMemoryView, + }, { + ignoreDuplicateRegistrations: true, + }); + } + + function __embind_register_std_string(rawType, name) { + name = readLatin1String(name); + var stdStringIsUTF8 + //process only std::string bindings with UTF8 support, in contrast to e.g. std::basic_string + = (name === "std::string"); + + registerType(rawType, { + name: name, + 'fromWireType': function(value) { + var length = HEAPU32[value >> 2]; + + var str; + if (stdStringIsUTF8) { + var decodeStartPtr = value + 4; + // Looping here to support possible embedded '0' bytes + for (var i = 0; i <= length; ++i) { + var currentBytePtr = value + 4 + i; + if (i == length || HEAPU8[currentBytePtr] == 0) { + var maxRead = currentBytePtr - decodeStartPtr; + var stringSegment = UTF8ToString(decodeStartPtr, maxRead); + if (str === undefined) { + str = stringSegment; + } else { + str += String.fromCharCode(0); + str += stringSegment; + } + decodeStartPtr = currentBytePtr + 1; + } + } + } else { + var a = new Array(length); + for (var i = 0; i < length; ++i) { + a[i] = String.fromCharCode(HEAPU8[value + 4 + i]); + } + str = a.join(''); + } + + _free(value); + + return str; + }, + 'toWireType': function(destructors, value) { + if (value instanceof ArrayBuffer) { + value = new Uint8Array(value); + } + + var getLength; + var valueIsOfTypeString = (typeof value == 'string'); + + if (!(valueIsOfTypeString || value instanceof Uint8Array || value instanceof Uint8ClampedArray || value instanceof Int8Array)) { + throwBindingError('Cannot pass non-string to std::string'); + } + if (stdStringIsUTF8 && valueIsOfTypeString) { + getLength = () => lengthBytesUTF8(value); + } else { + getLength = () => value.length; + } + + // assumes 4-byte alignment + var length = getLength(); + var ptr = _malloc(4 + length + 1); + HEAPU32[ptr >> 2] = length; + if (stdStringIsUTF8 && valueIsOfTypeString) { + stringToUTF8(value, ptr + 4, length + 1); + } else { + if (valueIsOfTypeString) { + for (var i = 0; i < length; ++i) { + var charCode = value.charCodeAt(i); + if (charCode > 255) { + _free(ptr); + throwBindingError('String has UTF-16 code units that do not fit in 8 bits'); + } + HEAPU8[ptr + 4 + i] = charCode; + } + } else { + for (var i = 0; i < length; ++i) { + HEAPU8[ptr + 4 + i] = value[i]; + } + } + } + + if (destructors !== null) { + destructors.push(_free, ptr); + } + return ptr; + }, + 'argPackAdvance': 8, + 'readValueFromPointer': simpleReadValueFromPointer, + destructorFunction: function(ptr) { _free(ptr); }, + }); + } + + function __embind_register_std_wstring(rawType, charSize, name) { + name = readLatin1String(name); + var decodeString, encodeString, getHeap, lengthBytesUTF, shift; + if (charSize === 2) { + decodeString = UTF16ToString; + encodeString = stringToUTF16; + lengthBytesUTF = lengthBytesUTF16; + getHeap = () => HEAPU16; + shift = 1; + } else if (charSize === 4) { + decodeString = UTF32ToString; + encodeString = stringToUTF32; + lengthBytesUTF = lengthBytesUTF32; + getHeap = () => HEAPU32; + shift = 2; + } + registerType(rawType, { + name: name, + 'fromWireType': function(value) { + // Code mostly taken from _embind_register_std_string fromWireType + var length = HEAPU32[value >> 2]; + var HEAP = getHeap(); + var str; + + var decodeStartPtr = value + 4; + // Looping here to support possible embedded '0' bytes + for (var i = 0; i <= length; ++i) { + var currentBytePtr = value + 4 + i * charSize; + if (i == length || HEAP[currentBytePtr >> shift] == 0) { + var maxReadBytes = currentBytePtr - decodeStartPtr; + var stringSegment = decodeString(decodeStartPtr, maxReadBytes); + if (str === undefined) { + str = stringSegment; + } else { + str += String.fromCharCode(0); + str += stringSegment; + } + decodeStartPtr = currentBytePtr + charSize; + } + } + + _free(value); + + return str; + }, + 'toWireType': function(destructors, value) { + if (!(typeof value == 'string')) { + throwBindingError('Cannot pass non-string to C++ string type ' + name); + } + + // assumes 4-byte alignment + var length = lengthBytesUTF(value); + var ptr = _malloc(4 + length + charSize); + HEAPU32[ptr >> 2] = length >> shift; + + encodeString(value, ptr + 4, length + charSize); + + if (destructors !== null) { + destructors.push(_free, ptr); + } + return ptr; + }, + 'argPackAdvance': 8, + 'readValueFromPointer': simpleReadValueFromPointer, + destructorFunction: function(ptr) { _free(ptr); }, + }); + } + + function __embind_register_void(rawType, name) { + name = readLatin1String(name); + registerType(rawType, { + isVoid: true, // void return values can be optimized out sometimes + name: name, + 'argPackAdvance': 0, + 'fromWireType': function() { + return undefined; + }, + 'toWireType': function(destructors, o) { + // TODO: assert if anything else is given? + return undefined; + }, + }); + } + + + function __emval_incref(handle) { + if (handle > 4) { + emval_handle_array[handle].refcount += 1; + } + } + + function requireRegisteredType(rawType, humanName) { + var impl = registeredTypes[rawType]; + if (undefined === impl) { + throwBindingError(humanName + " has unknown type " + getTypeName(rawType)); + } + return impl; + } + function __emval_take_value(type, argv) { + type = requireRegisteredType(type, '_emval_take_value'); + var v = type['readValueFromPointer'](argv); + return Emval.toHandle(v); + } + + function __mmap_js(len, prot, flags, fd, off, allocated) { + try { + + var stream = FS.getStream(fd); + if (!stream) return -8; + var res = FS.mmap(stream, len, off, prot, flags); + var ptr = res.ptr; + HEAP32[((allocated)>>2)] = res.allocated; + return ptr; + } catch (e) { + if (typeof FS == 'undefined' || !(e instanceof FS.ErrnoError)) throw e; + return -e.errno; + } + } + + function __munmap_js(addr, len, prot, flags, fd, offset) { + try { + + var stream = FS.getStream(fd); + if (stream) { + if (prot & 2) { + SYSCALLS.doMsync(addr, stream, len, flags, offset); + } + FS.munmap(stream); + } + } catch (e) { + if (typeof FS == 'undefined' || !(e instanceof FS.ErrnoError)) throw e; + return -e.errno; + } + } + + function _abort() { + abort('native code called abort()'); + } + + function _emscripten_console_error(str) { + assert(typeof str == 'number'); + console.error(UTF8ToString(str)); + } + + function _emscripten_memcpy_big(dest, src, num) { + HEAPU8.copyWithin(dest, src, src + num); + } + + function getHeapMax() { + // Stay one Wasm page short of 4GB: while e.g. Chrome is able to allocate + // full 4GB Wasm memories, the size will wrap back to 0 bytes in Wasm side + // for any code that deals with heap sizes, which would require special + // casing all heap size related code to treat 0 specially. + return 2147483648; + } + + function emscripten_realloc_buffer(size) { + try { + // round size grow request up to wasm page size (fixed 64KB per spec) + wasmMemory.grow((size - buffer.byteLength + 65535) >>> 16); // .grow() takes a delta compared to the previous size + updateGlobalBufferAndViews(wasmMemory.buffer); + return 1 /*success*/; + } catch(e) { + err('emscripten_realloc_buffer: Attempted to grow heap from ' + buffer.byteLength + ' bytes to ' + size + ' bytes, but got error: ' + e); + } + // implicit 0 return to save code size (caller will cast "undefined" into 0 + // anyhow) + } + function _emscripten_resize_heap(requestedSize) { + var oldSize = HEAPU8.length; + requestedSize = requestedSize >>> 0; + // With multithreaded builds, races can happen (another thread might increase the size + // in between), so return a failure, and let the caller retry. + assert(requestedSize > oldSize); + + // Memory resize rules: + // 1. Always increase heap size to at least the requested size, rounded up + // to next page multiple. + // 2a. If MEMORY_GROWTH_LINEAR_STEP == -1, excessively resize the heap + // geometrically: increase the heap size according to + // MEMORY_GROWTH_GEOMETRIC_STEP factor (default +20%), At most + // overreserve by MEMORY_GROWTH_GEOMETRIC_CAP bytes (default 96MB). + // 2b. If MEMORY_GROWTH_LINEAR_STEP != -1, excessively resize the heap + // linearly: increase the heap size by at least + // MEMORY_GROWTH_LINEAR_STEP bytes. + // 3. Max size for the heap is capped at 2048MB-WASM_PAGE_SIZE, or by + // MAXIMUM_MEMORY, or by ASAN limit, depending on which is smallest + // 4. If we were unable to allocate as much memory, it may be due to + // over-eager decision to excessively reserve due to (3) above. + // Hence if an allocation fails, cut down on the amount of excess + // growth, in an attempt to succeed to perform a smaller allocation. + + // A limit is set for how much we can grow. We should not exceed that + // (the wasm binary specifies it, so if we tried, we'd fail anyhow). + var maxHeapSize = getHeapMax(); + if (requestedSize > maxHeapSize) { + err('Cannot enlarge memory, asked to go up to ' + requestedSize + ' bytes, but the limit is ' + maxHeapSize + ' bytes!'); + return false; + } + + let alignUp = (x, multiple) => x + (multiple - x % multiple) % multiple; + + // Loop through potential heap size increases. If we attempt a too eager + // reservation that fails, cut down on the attempted size and reserve a + // smaller bump instead. (max 3 times, chosen somewhat arbitrarily) + for (var cutDown = 1; cutDown <= 4; cutDown *= 2) { + var overGrownHeapSize = oldSize * (1 + 0.2 / cutDown); // ensure geometric growth + // but limit overreserving (default to capping at +96MB overgrowth at most) + overGrownHeapSize = Math.min(overGrownHeapSize, requestedSize + 100663296 ); + + var newSize = Math.min(maxHeapSize, alignUp(Math.max(requestedSize, overGrownHeapSize), 65536)); + + var replacement = emscripten_realloc_buffer(newSize); + if (replacement) { + + return true; + } + } + err('Failed to grow the heap from ' + oldSize + ' bytes to ' + newSize + ' bytes, not enough memory!'); + return false; + } + + var ENV = {}; + + function getExecutableName() { + return thisProgram || './this.program'; + } + function getEnvStrings() { + if (!getEnvStrings.strings) { + // Default values. + // Browser language detection #8751 + var lang = ((typeof navigator == 'object' && navigator.languages && navigator.languages[0]) || 'C').replace('-', '_') + '.UTF-8'; + var env = { + 'USER': 'web_user', + 'LOGNAME': 'web_user', + 'PATH': '/', + 'PWD': '/', + 'HOME': '/home/web_user', + 'LANG': lang, + '_': getExecutableName() + }; + // Apply the user-provided values, if any. + for (var x in ENV) { + // x is a key in ENV; if ENV[x] is undefined, that means it was + // explicitly set to be so. We allow user code to do that to + // force variables with default values to remain unset. + if (ENV[x] === undefined) delete env[x]; + else env[x] = ENV[x]; + } + var strings = []; + for (var x in env) { + strings.push(x + '=' + env[x]); + } + getEnvStrings.strings = strings; + } + return getEnvStrings.strings; + } + function _environ_get(__environ, environ_buf) { + var bufSize = 0; + getEnvStrings().forEach(function(string, i) { + var ptr = environ_buf + bufSize; + HEAPU32[(((__environ)+(i*4))>>2)] = ptr; + writeAsciiToMemory(string, ptr); + bufSize += string.length + 1; + }); + return 0; + } + + function _environ_sizes_get(penviron_count, penviron_buf_size) { + var strings = getEnvStrings(); + HEAPU32[((penviron_count)>>2)] = strings.length; + var bufSize = 0; + strings.forEach(function(string) { + bufSize += string.length + 1; + }); + HEAPU32[((penviron_buf_size)>>2)] = bufSize; + return 0; + } + + function _fd_close(fd) { + try { + + var stream = SYSCALLS.getStreamFromFD(fd); + FS.close(stream); + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e instanceof FS.ErrnoError)) throw e; + return e.errno; + } + } + + /** @param {number=} offset */ + function doReadv(stream, iov, iovcnt, offset) { + var ret = 0; + for (var i = 0; i < iovcnt; i++) { + var ptr = HEAPU32[((iov)>>2)]; + var len = HEAPU32[(((iov)+(4))>>2)]; + iov += 8; + var curr = FS.read(stream, HEAP8,ptr, len, offset); + if (curr < 0) return -1; + ret += curr; + if (curr < len) break; // nothing more to read + } + return ret; + } + + function convertI32PairToI53Checked(lo, hi) { + assert(lo == (lo >>> 0) || lo == (lo|0)); // lo should either be a i32 or a u32 + assert(hi === (hi|0)); // hi should be a i32 + return ((hi + 0x200000) >>> 0 < 0x400001 - !!lo) ? (lo >>> 0) + hi * 4294967296 : NaN; + } + function _fd_pread(fd, iov, iovcnt, offset_low, offset_high, pnum) { + try { + + var offset = convertI32PairToI53Checked(offset_low, offset_high); if (isNaN(offset)) return 61; + var stream = SYSCALLS.getStreamFromFD(fd) + var num = doReadv(stream, iov, iovcnt, offset); + HEAP32[((pnum)>>2)] = num; + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e instanceof FS.ErrnoError)) throw e; + return e.errno; + } + } + + /** @param {number=} offset */ + function doWritev(stream, iov, iovcnt, offset) { + var ret = 0; + for (var i = 0; i < iovcnt; i++) { + var ptr = HEAPU32[((iov)>>2)]; + var len = HEAPU32[(((iov)+(4))>>2)]; + iov += 8; + var curr = FS.write(stream, HEAP8,ptr, len, offset); + if (curr < 0) return -1; + ret += curr; + } + return ret; + } + function _fd_pwrite(fd, iov, iovcnt, offset_low, offset_high, pnum) { + try { + + var offset = convertI32PairToI53Checked(offset_low, offset_high); if (isNaN(offset)) return 61; + var stream = SYSCALLS.getStreamFromFD(fd) + var num = doWritev(stream, iov, iovcnt, offset); + HEAP32[((pnum)>>2)] = num; + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e instanceof FS.ErrnoError)) throw e; + return e.errno; + } + } + + function _fd_read(fd, iov, iovcnt, pnum) { + try { + + var stream = SYSCALLS.getStreamFromFD(fd); + var num = doReadv(stream, iov, iovcnt); + HEAP32[((pnum)>>2)] = num; + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e instanceof FS.ErrnoError)) throw e; + return e.errno; + } + } + + function _fd_seek(fd, offset_low, offset_high, whence, newOffset) { + try { + + var offset = convertI32PairToI53Checked(offset_low, offset_high); if (isNaN(offset)) return 61; + var stream = SYSCALLS.getStreamFromFD(fd); + FS.llseek(stream, offset, whence); + (tempI64 = [stream.position>>>0,(tempDouble=stream.position,(+(Math.abs(tempDouble))) >= 1.0 ? (tempDouble > 0.0 ? ((Math.min((+(Math.floor((tempDouble)/4294967296.0))), 4294967295.0))|0)>>>0 : (~~((+(Math.ceil((tempDouble - +(((~~(tempDouble)))>>>0))/4294967296.0)))))>>>0) : 0)],HEAP32[((newOffset)>>2)] = tempI64[0],HEAP32[(((newOffset)+(4))>>2)] = tempI64[1]); + if (stream.getdents && offset === 0 && whence === 0) stream.getdents = null; // reset readdir state + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e instanceof FS.ErrnoError)) throw e; + return e.errno; + } + } + + function _fd_write(fd, iov, iovcnt, pnum) { + try { + + var stream = SYSCALLS.getStreamFromFD(fd); + var num = doWritev(stream, iov, iovcnt); + HEAPU32[((pnum)>>2)] = num; + return 0; + } catch (e) { + if (typeof FS == 'undefined' || !(e instanceof FS.ErrnoError)) throw e; + return e.errno; + } + } + + function _getTempRet0() { + return getTempRet0(); + } + + function _llvm_eh_typeid_for(type) { + return type; + } + + function _setTempRet0(val) { + setTempRet0(val); + } + + function __isLeapYear(year) { + return year%4 === 0 && (year%100 !== 0 || year%400 === 0); + } + + function __arraySum(array, index) { + var sum = 0; + for (var i = 0; i <= index; sum += array[i++]) { + // no-op + } + return sum; + } + + var __MONTH_DAYS_LEAP = [31,29,31,30,31,30,31,31,30,31,30,31]; + + var __MONTH_DAYS_REGULAR = [31,28,31,30,31,30,31,31,30,31,30,31]; + function __addDays(date, days) { + var newDate = new Date(date.getTime()); + while (days > 0) { + var leap = __isLeapYear(newDate.getFullYear()); + var currentMonth = newDate.getMonth(); + var daysInCurrentMonth = (leap ? __MONTH_DAYS_LEAP : __MONTH_DAYS_REGULAR)[currentMonth]; + + if (days > daysInCurrentMonth-newDate.getDate()) { + // we spill over to next month + days -= (daysInCurrentMonth-newDate.getDate()+1); + newDate.setDate(1); + if (currentMonth < 11) { + newDate.setMonth(currentMonth+1) + } else { + newDate.setMonth(0); + newDate.setFullYear(newDate.getFullYear()+1); + } + } else { + // we stay in current month + newDate.setDate(newDate.getDate()+days); + return newDate; + } + } + + return newDate; + } + function _strftime(s, maxsize, format, tm) { + // size_t strftime(char *restrict s, size_t maxsize, const char *restrict format, const struct tm *restrict timeptr); + // http://pubs.opengroup.org/onlinepubs/009695399/functions/strftime.html + + var tm_zone = HEAP32[(((tm)+(40))>>2)]; + + var date = { + tm_sec: HEAP32[((tm)>>2)], + tm_min: HEAP32[(((tm)+(4))>>2)], + tm_hour: HEAP32[(((tm)+(8))>>2)], + tm_mday: HEAP32[(((tm)+(12))>>2)], + tm_mon: HEAP32[(((tm)+(16))>>2)], + tm_year: HEAP32[(((tm)+(20))>>2)], + tm_wday: HEAP32[(((tm)+(24))>>2)], + tm_yday: HEAP32[(((tm)+(28))>>2)], + tm_isdst: HEAP32[(((tm)+(32))>>2)], + tm_gmtoff: HEAP32[(((tm)+(36))>>2)], + tm_zone: tm_zone ? UTF8ToString(tm_zone) : '' + }; + + var pattern = UTF8ToString(format); + + // expand format + var EXPANSION_RULES_1 = { + '%c': '%a %b %d %H:%M:%S %Y', // Replaced by the locale's appropriate date and time representation - e.g., Mon Aug 3 14:02:01 2013 + '%D': '%m/%d/%y', // Equivalent to %m / %d / %y + '%F': '%Y-%m-%d', // Equivalent to %Y - %m - %d + '%h': '%b', // Equivalent to %b + '%r': '%I:%M:%S %p', // Replaced by the time in a.m. and p.m. notation + '%R': '%H:%M', // Replaced by the time in 24-hour notation + '%T': '%H:%M:%S', // Replaced by the time + '%x': '%m/%d/%y', // Replaced by the locale's appropriate date representation + '%X': '%H:%M:%S', // Replaced by the locale's appropriate time representation + // Modified Conversion Specifiers + '%Ec': '%c', // Replaced by the locale's alternative appropriate date and time representation. + '%EC': '%C', // Replaced by the name of the base year (period) in the locale's alternative representation. + '%Ex': '%m/%d/%y', // Replaced by the locale's alternative date representation. + '%EX': '%H:%M:%S', // Replaced by the locale's alternative time representation. + '%Ey': '%y', // Replaced by the offset from %EC (year only) in the locale's alternative representation. + '%EY': '%Y', // Replaced by the full alternative year representation. + '%Od': '%d', // Replaced by the day of the month, using the locale's alternative numeric symbols, filled as needed with leading zeros if there is any alternative symbol for zero; otherwise, with leading characters. + '%Oe': '%e', // Replaced by the day of the month, using the locale's alternative numeric symbols, filled as needed with leading characters. + '%OH': '%H', // Replaced by the hour (24-hour clock) using the locale's alternative numeric symbols. + '%OI': '%I', // Replaced by the hour (12-hour clock) using the locale's alternative numeric symbols. + '%Om': '%m', // Replaced by the month using the locale's alternative numeric symbols. + '%OM': '%M', // Replaced by the minutes using the locale's alternative numeric symbols. + '%OS': '%S', // Replaced by the seconds using the locale's alternative numeric symbols. + '%Ou': '%u', // Replaced by the weekday as a number in the locale's alternative representation (Monday=1). + '%OU': '%U', // Replaced by the week number of the year (Sunday as the first day of the week, rules corresponding to %U ) using the locale's alternative numeric symbols. + '%OV': '%V', // Replaced by the week number of the year (Monday as the first day of the week, rules corresponding to %V ) using the locale's alternative numeric symbols. + '%Ow': '%w', // Replaced by the number of the weekday (Sunday=0) using the locale's alternative numeric symbols. + '%OW': '%W', // Replaced by the week number of the year (Monday as the first day of the week) using the locale's alternative numeric symbols. + '%Oy': '%y', // Replaced by the year (offset from %C ) using the locale's alternative numeric symbols. + }; + for (var rule in EXPANSION_RULES_1) { + pattern = pattern.replace(new RegExp(rule, 'g'), EXPANSION_RULES_1[rule]); + } + + var WEEKDAYS = ['Sunday', 'Monday', 'Tuesday', 'Wednesday', 'Thursday', 'Friday', 'Saturday']; + var MONTHS = ['January', 'February', 'March', 'April', 'May', 'June', 'July', 'August', 'September', 'October', 'November', 'December']; + + function leadingSomething(value, digits, character) { + var str = typeof value == 'number' ? value.toString() : (value || ''); + while (str.length < digits) { + str = character[0]+str; + } + return str; + } + + function leadingNulls(value, digits) { + return leadingSomething(value, digits, '0'); + } + + function compareByDay(date1, date2) { + function sgn(value) { + return value < 0 ? -1 : (value > 0 ? 1 : 0); + } + + var compare; + if ((compare = sgn(date1.getFullYear()-date2.getFullYear())) === 0) { + if ((compare = sgn(date1.getMonth()-date2.getMonth())) === 0) { + compare = sgn(date1.getDate()-date2.getDate()); + } + } + return compare; + } + + function getFirstWeekStartDate(janFourth) { + switch (janFourth.getDay()) { + case 0: // Sunday + return new Date(janFourth.getFullYear()-1, 11, 29); + case 1: // Monday + return janFourth; + case 2: // Tuesday + return new Date(janFourth.getFullYear(), 0, 3); + case 3: // Wednesday + return new Date(janFourth.getFullYear(), 0, 2); + case 4: // Thursday + return new Date(janFourth.getFullYear(), 0, 1); + case 5: // Friday + return new Date(janFourth.getFullYear()-1, 11, 31); + case 6: // Saturday + return new Date(janFourth.getFullYear()-1, 11, 30); + } + } + + function getWeekBasedYear(date) { + var thisDate = __addDays(new Date(date.tm_year+1900, 0, 1), date.tm_yday); + + var janFourthThisYear = new Date(thisDate.getFullYear(), 0, 4); + var janFourthNextYear = new Date(thisDate.getFullYear()+1, 0, 4); + + var firstWeekStartThisYear = getFirstWeekStartDate(janFourthThisYear); + var firstWeekStartNextYear = getFirstWeekStartDate(janFourthNextYear); + + if (compareByDay(firstWeekStartThisYear, thisDate) <= 0) { + // this date is after the start of the first week of this year + if (compareByDay(firstWeekStartNextYear, thisDate) <= 0) { + return thisDate.getFullYear()+1; + } else { + return thisDate.getFullYear(); + } + } else { + return thisDate.getFullYear()-1; + } + } + + var EXPANSION_RULES_2 = { + '%a': function(date) { + return WEEKDAYS[date.tm_wday].substring(0,3); + }, + '%A': function(date) { + return WEEKDAYS[date.tm_wday]; + }, + '%b': function(date) { + return MONTHS[date.tm_mon].substring(0,3); + }, + '%B': function(date) { + return MONTHS[date.tm_mon]; + }, + '%C': function(date) { + var year = date.tm_year+1900; + return leadingNulls((year/100)|0,2); + }, + '%d': function(date) { + return leadingNulls(date.tm_mday, 2); + }, + '%e': function(date) { + return leadingSomething(date.tm_mday, 2, ' '); + }, + '%g': function(date) { + // %g, %G, and %V give values according to the ISO 8601:2000 standard week-based year. + // In this system, weeks begin on a Monday and week 1 of the year is the week that includes + // January 4th, which is also the week that includes the first Thursday of the year, and + // is also the first week that contains at least four days in the year. + // If the first Monday of January is the 2nd, 3rd, or 4th, the preceding days are part of + // the last week of the preceding year; thus, for Saturday 2nd January 1999, + // %G is replaced by 1998 and %V is replaced by 53. If December 29th, 30th, + // or 31st is a Monday, it and any following days are part of week 1 of the following year. + // Thus, for Tuesday 30th December 1997, %G is replaced by 1998 and %V is replaced by 01. + + return getWeekBasedYear(date).toString().substring(2); + }, + '%G': function(date) { + return getWeekBasedYear(date); + }, + '%H': function(date) { + return leadingNulls(date.tm_hour, 2); + }, + '%I': function(date) { + var twelveHour = date.tm_hour; + if (twelveHour == 0) twelveHour = 12; + else if (twelveHour > 12) twelveHour -= 12; + return leadingNulls(twelveHour, 2); + }, + '%j': function(date) { + // Day of the year (001-366) + return leadingNulls(date.tm_mday+__arraySum(__isLeapYear(date.tm_year+1900) ? __MONTH_DAYS_LEAP : __MONTH_DAYS_REGULAR, date.tm_mon-1), 3); + }, + '%m': function(date) { + return leadingNulls(date.tm_mon+1, 2); + }, + '%M': function(date) { + return leadingNulls(date.tm_min, 2); + }, + '%n': function() { + return '\n'; + }, + '%p': function(date) { + if (date.tm_hour >= 0 && date.tm_hour < 12) { + return 'AM'; + } else { + return 'PM'; + } + }, + '%S': function(date) { + return leadingNulls(date.tm_sec, 2); + }, + '%t': function() { + return '\t'; + }, + '%u': function(date) { + return date.tm_wday || 7; + }, + '%U': function(date) { + var days = date.tm_yday + 7 - date.tm_wday; + return leadingNulls(Math.floor(days / 7), 2); + }, + '%V': function(date) { + // Replaced by the week number of the year (Monday as the first day of the week) + // as a decimal number [01,53]. If the week containing 1 January has four + // or more days in the new year, then it is considered week 1. + // Otherwise, it is the last week of the previous year, and the next week is week 1. + // Both January 4th and the first Thursday of January are always in week 1. [ tm_year, tm_wday, tm_yday] + var val = Math.floor((date.tm_yday + 7 - (date.tm_wday + 6) % 7 ) / 7); + // If 1 Jan is just 1-3 days past Monday, the previous week + // is also in this year. + if ((date.tm_wday + 371 - date.tm_yday - 2) % 7 <= 2) { + val++; + } + if (!val) { + val = 52; + // If 31 December of prev year a Thursday, or Friday of a + // leap year, then the prev year has 53 weeks. + var dec31 = (date.tm_wday + 7 - date.tm_yday - 1) % 7; + if (dec31 == 4 || (dec31 == 5 && __isLeapYear(date.tm_year%400-1))) { + val++; + } + } else if (val == 53) { + // If 1 January is not a Thursday, and not a Wednesday of a + // leap year, then this year has only 52 weeks. + var jan1 = (date.tm_wday + 371 - date.tm_yday) % 7; + if (jan1 != 4 && (jan1 != 3 || !__isLeapYear(date.tm_year))) + val = 1; + } + return leadingNulls(val, 2); + }, + '%w': function(date) { + return date.tm_wday; + }, + '%W': function(date) { + var days = date.tm_yday + 7 - ((date.tm_wday + 6) % 7); + return leadingNulls(Math.floor(days / 7), 2); + }, + '%y': function(date) { + // Replaced by the last two digits of the year as a decimal number [00,99]. [ tm_year] + return (date.tm_year+1900).toString().substring(2); + }, + '%Y': function(date) { + // Replaced by the year as a decimal number (for example, 1997). [ tm_year] + return date.tm_year+1900; + }, + '%z': function(date) { + // Replaced by the offset from UTC in the ISO 8601:2000 standard format ( +hhmm or -hhmm ). + // For example, "-0430" means 4 hours 30 minutes behind UTC (west of Greenwich). + var off = date.tm_gmtoff; + var ahead = off >= 0; + off = Math.abs(off) / 60; + // convert from minutes into hhmm format (which means 60 minutes = 100 units) + off = (off / 60)*100 + (off % 60); + return (ahead ? '+' : '-') + String("0000" + off).slice(-4); + }, + '%Z': function(date) { + return date.tm_zone; + }, + '%%': function() { + return '%'; + } + }; + + // Replace %% with a pair of NULLs (which cannot occur in a C string), then + // re-inject them after processing. + pattern = pattern.replace(/%%/g, '\0\0') + for (var rule in EXPANSION_RULES_2) { + if (pattern.includes(rule)) { + pattern = pattern.replace(new RegExp(rule, 'g'), EXPANSION_RULES_2[rule](date)); + } + } + pattern = pattern.replace(/\0\0/g, '%') + + var bytes = intArrayFromString(pattern, false); + if (bytes.length > maxsize) { + return 0; + } + + writeArrayToMemory(bytes, s); + return bytes.length-1; + } + function _strftime_l(s, maxsize, format, tm) { + return _strftime(s, maxsize, format, tm); // no locale support yet + } + + var FSNode = /** @constructor */ function(parent, name, mode, rdev) { + if (!parent) { + parent = this; // root node sets parent to itself + } + this.parent = parent; + this.mount = parent.mount; + this.mounted = null; + this.id = FS.nextInode++; + this.name = name; + this.mode = mode; + this.node_ops = {}; + this.stream_ops = {}; + this.rdev = rdev; + }; + var readMode = 292/*292*/ | 73/*73*/; + var writeMode = 146/*146*/; + Object.defineProperties(FSNode.prototype, { + read: { + get: /** @this{FSNode} */function() { + return (this.mode & readMode) === readMode; + }, + set: /** @this{FSNode} */function(val) { + val ? this.mode |= readMode : this.mode &= ~readMode; + } + }, + write: { + get: /** @this{FSNode} */function() { + return (this.mode & writeMode) === writeMode; + }, + set: /** @this{FSNode} */function(val) { + val ? this.mode |= writeMode : this.mode &= ~writeMode; + } + }, + isFolder: { + get: /** @this{FSNode} */function() { + return FS.isDir(this.mode); + } + }, + isDevice: { + get: /** @this{FSNode} */function() { + return FS.isChrdev(this.mode); + } + } + }); + FS.FSNode = FSNode; + FS.staticInit();; +if (ENVIRONMENT_IS_NODE) { requireNodeFS(); NODEFS.staticInit(); }; +ERRNO_CODES = { + 'EPERM': 63, + 'ENOENT': 44, + 'ESRCH': 71, + 'EINTR': 27, + 'EIO': 29, + 'ENXIO': 60, + 'E2BIG': 1, + 'ENOEXEC': 45, + 'EBADF': 8, + 'ECHILD': 12, + 'EAGAIN': 6, + 'EWOULDBLOCK': 6, + 'ENOMEM': 48, + 'EACCES': 2, + 'EFAULT': 21, + 'ENOTBLK': 105, + 'EBUSY': 10, + 'EEXIST': 20, + 'EXDEV': 75, + 'ENODEV': 43, + 'ENOTDIR': 54, + 'EISDIR': 31, + 'EINVAL': 28, + 'ENFILE': 41, + 'EMFILE': 33, + 'ENOTTY': 59, + 'ETXTBSY': 74, + 'EFBIG': 22, + 'ENOSPC': 51, + 'ESPIPE': 70, + 'EROFS': 69, + 'EMLINK': 34, + 'EPIPE': 64, + 'EDOM': 18, + 'ERANGE': 68, + 'ENOMSG': 49, + 'EIDRM': 24, + 'ECHRNG': 106, + 'EL2NSYNC': 156, + 'EL3HLT': 107, + 'EL3RST': 108, + 'ELNRNG': 109, + 'EUNATCH': 110, + 'ENOCSI': 111, + 'EL2HLT': 112, + 'EDEADLK': 16, + 'ENOLCK': 46, + 'EBADE': 113, + 'EBADR': 114, + 'EXFULL': 115, + 'ENOANO': 104, + 'EBADRQC': 103, + 'EBADSLT': 102, + 'EDEADLOCK': 16, + 'EBFONT': 101, + 'ENOSTR': 100, + 'ENODATA': 116, + 'ETIME': 117, + 'ENOSR': 118, + 'ENONET': 119, + 'ENOPKG': 120, + 'EREMOTE': 121, + 'ENOLINK': 47, + 'EADV': 122, + 'ESRMNT': 123, + 'ECOMM': 124, + 'EPROTO': 65, + 'EMULTIHOP': 36, + 'EDOTDOT': 125, + 'EBADMSG': 9, + 'ENOTUNIQ': 126, + 'EBADFD': 127, + 'EREMCHG': 128, + 'ELIBACC': 129, + 'ELIBBAD': 130, + 'ELIBSCN': 131, + 'ELIBMAX': 132, + 'ELIBEXEC': 133, + 'ENOSYS': 52, + 'ENOTEMPTY': 55, + 'ENAMETOOLONG': 37, + 'ELOOP': 32, + 'EOPNOTSUPP': 138, + 'EPFNOSUPPORT': 139, + 'ECONNRESET': 15, + 'ENOBUFS': 42, + 'EAFNOSUPPORT': 5, + 'EPROTOTYPE': 67, + 'ENOTSOCK': 57, + 'ENOPROTOOPT': 50, + 'ESHUTDOWN': 140, + 'ECONNREFUSED': 14, + 'EADDRINUSE': 3, + 'ECONNABORTED': 13, + 'ENETUNREACH': 40, + 'ENETDOWN': 38, + 'ETIMEDOUT': 73, + 'EHOSTDOWN': 142, + 'EHOSTUNREACH': 23, + 'EINPROGRESS': 26, + 'EALREADY': 7, + 'EDESTADDRREQ': 17, + 'EMSGSIZE': 35, + 'EPROTONOSUPPORT': 66, + 'ESOCKTNOSUPPORT': 137, + 'EADDRNOTAVAIL': 4, + 'ENETRESET': 39, + 'EISCONN': 30, + 'ENOTCONN': 53, + 'ETOOMANYREFS': 141, + 'EUSERS': 136, + 'EDQUOT': 19, + 'ESTALE': 72, + 'ENOTSUP': 138, + 'ENOMEDIUM': 148, + 'EILSEQ': 25, + 'EOVERFLOW': 61, + 'ECANCELED': 11, + 'ENOTRECOVERABLE': 56, + 'EOWNERDEAD': 62, + 'ESTRPIPE': 135, + };; +embind_init_charCodes(); +BindingError = Module['BindingError'] = extendError(Error, 'BindingError');; +InternalError = Module['InternalError'] = extendError(Error, 'InternalError');; +init_ClassHandle(); +init_embind();; +init_RegisteredPointer(); +UnboundTypeError = Module['UnboundTypeError'] = extendError(Error, 'UnboundTypeError');; +init_emval();; +var ASSERTIONS = true; + + + +/** @type {function(string, boolean=, number=)} */ +function intArrayFromString(stringy, dontAddNull, length) { + var len = length > 0 ? length : lengthBytesUTF8(stringy)+1; + var u8array = new Array(len); + var numBytesWritten = stringToUTF8Array(stringy, u8array, 0, u8array.length); + if (dontAddNull) u8array.length = numBytesWritten; + return u8array; +} + +function intArrayToString(array) { + var ret = []; + for (var i = 0; i < array.length; i++) { + var chr = array[i]; + if (chr > 0xFF) { + if (ASSERTIONS) { + assert(false, 'Character code ' + chr + ' (' + String.fromCharCode(chr) + ') at offset ' + i + ' not in 0x00-0xFF.'); + } + chr &= 0xFF; + } + ret.push(String.fromCharCode(chr)); + } + return ret.join(''); +} + + +function checkIncomingModuleAPI() { + ignoredModuleProp('fetchSettings'); +} +var asmLibraryArg = { + "__assert_fail": ___assert_fail, + "__call_sighandler": ___call_sighandler, + "__cxa_allocate_exception": ___cxa_allocate_exception, + "__cxa_begin_catch": ___cxa_begin_catch, + "__cxa_decrement_exception_refcount": ___cxa_decrement_exception_refcount, + "__cxa_end_catch": ___cxa_end_catch, + "__cxa_find_matching_catch_2": ___cxa_find_matching_catch_2, + "__cxa_find_matching_catch_3": ___cxa_find_matching_catch_3, + "__cxa_find_matching_catch_4": ___cxa_find_matching_catch_4, + "__cxa_free_exception": ___cxa_free_exception, + "__cxa_increment_exception_refcount": ___cxa_increment_exception_refcount, + "__cxa_rethrow": ___cxa_rethrow, + "__cxa_rethrow_primary_exception": ___cxa_rethrow_primary_exception, + "__cxa_throw": ___cxa_throw, + "__cxa_uncaught_exceptions": ___cxa_uncaught_exceptions, + "__resumeException": ___resumeException, + "__syscall_fadvise64": ___syscall_fadvise64, + "__syscall_fcntl64": ___syscall_fcntl64, + "__syscall_fstat64": ___syscall_fstat64, + "__syscall_lstat64": ___syscall_lstat64, + "__syscall_newfstatat": ___syscall_newfstatat, + "__syscall_openat": ___syscall_openat, + "__syscall_stat64": ___syscall_stat64, + "__syscall_unlinkat": ___syscall_unlinkat, + "_embind_register_bigint": __embind_register_bigint, + "_embind_register_bool": __embind_register_bool, + "_embind_register_class": __embind_register_class, + "_embind_register_class_constructor": __embind_register_class_constructor, + "_embind_register_class_function": __embind_register_class_function, + "_embind_register_emval": __embind_register_emval, + "_embind_register_float": __embind_register_float, + "_embind_register_function": __embind_register_function, + "_embind_register_integer": __embind_register_integer, + "_embind_register_memory_view": __embind_register_memory_view, + "_embind_register_std_string": __embind_register_std_string, + "_embind_register_std_wstring": __embind_register_std_wstring, + "_embind_register_void": __embind_register_void, + "_emval_decref": __emval_decref, + "_emval_incref": __emval_incref, + "_emval_take_value": __emval_take_value, + "_mmap_js": __mmap_js, + "_munmap_js": __munmap_js, + "abort": _abort, + "emscripten_console_error": _emscripten_console_error, + "emscripten_memcpy_big": _emscripten_memcpy_big, + "emscripten_resize_heap": _emscripten_resize_heap, + "environ_get": _environ_get, + "environ_sizes_get": _environ_sizes_get, + "fd_close": _fd_close, + "fd_pread": _fd_pread, + "fd_pwrite": _fd_pwrite, + "fd_read": _fd_read, + "fd_seek": _fd_seek, + "fd_write": _fd_write, + "getTempRet0": _getTempRet0, + "invoke_diii": invoke_diii, + "invoke_fiii": invoke_fiii, + "invoke_i": invoke_i, + "invoke_ii": invoke_ii, + "invoke_iii": invoke_iii, + "invoke_iiii": invoke_iiii, + "invoke_iiiii": invoke_iiiii, + "invoke_iiiiii": invoke_iiiiii, + "invoke_iiiiiii": invoke_iiiiiii, + "invoke_iiiiiiii": invoke_iiiiiiii, + "invoke_iiiiiiiiiii": invoke_iiiiiiiiiii, + "invoke_iiiiiiiiiiii": invoke_iiiiiiiiiiii, + "invoke_iiiiiiiiiiiii": invoke_iiiiiiiiiiiii, + "invoke_iiiiij": invoke_iiiiij, + "invoke_jiiii": invoke_jiiii, + "invoke_v": invoke_v, + "invoke_vi": invoke_vi, + "invoke_vii": invoke_vii, + "invoke_viii": invoke_viii, + "invoke_viiii": invoke_viiii, + "invoke_viiiiiii": invoke_viiiiiii, + "invoke_viiiiiiiiii": invoke_viiiiiiiiii, + "invoke_viiiiiiiiiiiiiii": invoke_viiiiiiiiiiiiiii, + "llvm_eh_typeid_for": _llvm_eh_typeid_for, + "setTempRet0": _setTempRet0, + "strftime_l": _strftime_l +}; +var asm = createWasm(); +/** @type {function(...*):?} */ +var ___wasm_call_ctors = Module["___wasm_call_ctors"] = createExportWrapper("__wasm_call_ctors"); + +/** @type {function(...*):?} */ +var _main = Module["_main"] = createExportWrapper("main"); + +/** @type {function(...*):?} */ +var _malloc = Module["_malloc"] = createExportWrapper("malloc"); + +/** @type {function(...*):?} */ +var ___errno_location = Module["___errno_location"] = createExportWrapper("__errno_location"); + +/** @type {function(...*):?} */ +var _free = Module["_free"] = createExportWrapper("free"); + +/** @type {function(...*):?} */ +var ___getTypeName = Module["___getTypeName"] = createExportWrapper("__getTypeName"); + +/** @type {function(...*):?} */ +var ___embind_register_native_and_builtin_types = Module["___embind_register_native_and_builtin_types"] = createExportWrapper("__embind_register_native_and_builtin_types"); + +/** @type {function(...*):?} */ +var ___dl_seterr = Module["___dl_seterr"] = createExportWrapper("__dl_seterr"); + +/** @type {function(...*):?} */ +var _fflush = Module["_fflush"] = createExportWrapper("fflush"); + +/** @type {function(...*):?} */ +var _emscripten_builtin_memalign = Module["_emscripten_builtin_memalign"] = createExportWrapper("emscripten_builtin_memalign"); + +/** @type {function(...*):?} */ +var _setThrew = Module["_setThrew"] = createExportWrapper("setThrew"); + +/** @type {function(...*):?} */ +var _emscripten_stack_init = Module["_emscripten_stack_init"] = function() { + return (_emscripten_stack_init = Module["_emscripten_stack_init"] = Module["asm"]["emscripten_stack_init"]).apply(null, arguments); +}; + +/** @type {function(...*):?} */ +var _emscripten_stack_get_free = Module["_emscripten_stack_get_free"] = function() { + return (_emscripten_stack_get_free = Module["_emscripten_stack_get_free"] = Module["asm"]["emscripten_stack_get_free"]).apply(null, arguments); +}; + +/** @type {function(...*):?} */ +var _emscripten_stack_get_base = Module["_emscripten_stack_get_base"] = function() { + return (_emscripten_stack_get_base = Module["_emscripten_stack_get_base"] = Module["asm"]["emscripten_stack_get_base"]).apply(null, arguments); +}; + +/** @type {function(...*):?} */ +var _emscripten_stack_get_end = Module["_emscripten_stack_get_end"] = function() { + return (_emscripten_stack_get_end = Module["_emscripten_stack_get_end"] = Module["asm"]["emscripten_stack_get_end"]).apply(null, arguments); +}; + +/** @type {function(...*):?} */ +var stackSave = Module["stackSave"] = createExportWrapper("stackSave"); + +/** @type {function(...*):?} */ +var stackRestore = Module["stackRestore"] = createExportWrapper("stackRestore"); + +/** @type {function(...*):?} */ +var stackAlloc = Module["stackAlloc"] = createExportWrapper("stackAlloc"); + +/** @type {function(...*):?} */ +var ___cxa_demangle = Module["___cxa_demangle"] = createExportWrapper("__cxa_demangle"); + +/** @type {function(...*):?} */ +var ___cxa_can_catch = Module["___cxa_can_catch"] = createExportWrapper("__cxa_can_catch"); + +/** @type {function(...*):?} */ +var ___cxa_is_pointer_type = Module["___cxa_is_pointer_type"] = createExportWrapper("__cxa_is_pointer_type"); + +/** @type {function(...*):?} */ +var dynCall_ji = Module["dynCall_ji"] = createExportWrapper("dynCall_ji"); + +/** @type {function(...*):?} */ +var dynCall_viijj = Module["dynCall_viijj"] = createExportWrapper("dynCall_viijj"); + +/** @type {function(...*):?} */ +var dynCall_iij = Module["dynCall_iij"] = createExportWrapper("dynCall_iij"); + +/** @type {function(...*):?} */ +var dynCall_iijj = Module["dynCall_iijj"] = createExportWrapper("dynCall_iijj"); + +/** @type {function(...*):?} */ +var dynCall_viij = Module["dynCall_viij"] = createExportWrapper("dynCall_viij"); + +/** @type {function(...*):?} */ +var dynCall_ij = Module["dynCall_ij"] = createExportWrapper("dynCall_ij"); + +/** @type {function(...*):?} */ +var dynCall_iiiji = Module["dynCall_iiiji"] = createExportWrapper("dynCall_iiiji"); + +/** @type {function(...*):?} */ +var dynCall_iiiij = Module["dynCall_iiiij"] = createExportWrapper("dynCall_iiiij"); + +/** @type {function(...*):?} */ +var dynCall_vij = Module["dynCall_vij"] = createExportWrapper("dynCall_vij"); + +/** @type {function(...*):?} */ +var dynCall_jiji = Module["dynCall_jiji"] = createExportWrapper("dynCall_jiji"); + +/** @type {function(...*):?} */ +var dynCall_iiiiij = Module["dynCall_iiiiij"] = createExportWrapper("dynCall_iiiiij"); + +/** @type {function(...*):?} */ +var dynCall_viijii = Module["dynCall_viijii"] = createExportWrapper("dynCall_viijii"); + +/** @type {function(...*):?} */ +var dynCall_jiiii = Module["dynCall_jiiii"] = createExportWrapper("dynCall_jiiii"); + +/** @type {function(...*):?} */ +var dynCall_iiiiijj = Module["dynCall_iiiiijj"] = createExportWrapper("dynCall_iiiiijj"); + +/** @type {function(...*):?} */ +var dynCall_iiiiiijj = Module["dynCall_iiiiiijj"] = createExportWrapper("dynCall_iiiiiijj"); + + +function invoke_iii(index,a1,a2) { + var sp = stackSave(); + try { + return getWasmTableEntry(index)(a1,a2); + } catch(e) { + stackRestore(sp); + if (e !== e+0) throw e; + _setThrew(1, 0); + } +} + +function invoke_viii(index,a1,a2,a3) { + var sp = stackSave(); + try { + getWasmTableEntry(index)(a1,a2,a3); + } catch(e) { + stackRestore(sp); + if (e !== e+0) throw e; + _setThrew(1, 0); + } +} + +function invoke_ii(index,a1) { + var sp = stackSave(); + try { + return getWasmTableEntry(index)(a1); + } catch(e) { + stackRestore(sp); + if (e !== e+0) throw e; + _setThrew(1, 0); + } +} + +function invoke_v(index) { + var sp = stackSave(); + try { + getWasmTableEntry(index)(); + } catch(e) { + stackRestore(sp); + if (e !== e+0) throw e; + _setThrew(1, 0); + } +} + +function invoke_iiii(index,a1,a2,a3) { + var sp = stackSave(); + try { + return getWasmTableEntry(index)(a1,a2,a3); + } catch(e) { + stackRestore(sp); + if (e !== e+0) throw e; + _setThrew(1, 0); + } +} + +function invoke_viiii(index,a1,a2,a3,a4) { + var sp = stackSave(); + try { + getWasmTableEntry(index)(a1,a2,a3,a4); + } catch(e) { + stackRestore(sp); + if (e !== e+0) throw e; + _setThrew(1, 0); + } +} + +function invoke_vii(index,a1,a2) { + var sp = stackSave(); + try { + getWasmTableEntry(index)(a1,a2); + } catch(e) { + stackRestore(sp); + if (e !== e+0) throw e; + _setThrew(1, 0); + } +} + +function invoke_iiiiiii(index,a1,a2,a3,a4,a5,a6) { + var sp = stackSave(); + try { + return getWasmTableEntry(index)(a1,a2,a3,a4,a5,a6); + } catch(e) { + stackRestore(sp); + if (e !== e+0) throw e; + _setThrew(1, 0); + } +} + +function invoke_vi(index,a1) { + var sp = stackSave(); + try { + getWasmTableEntry(index)(a1); + } catch(e) { + stackRestore(sp); + if (e !== e+0) throw e; + _setThrew(1, 0); + } +} + +function invoke_i(index) { + var sp = stackSave(); + try { + return getWasmTableEntry(index)(); + } catch(e) { + stackRestore(sp); + if (e !== e+0) throw e; + _setThrew(1, 0); + } +} + +function invoke_iiiiii(index,a1,a2,a3,a4,a5) { + var sp = stackSave(); + try { + return getWasmTableEntry(index)(a1,a2,a3,a4,a5); + } catch(e) { + stackRestore(sp); + if (e !== e+0) throw e; + _setThrew(1, 0); + } +} + +function invoke_iiiiiiii(index,a1,a2,a3,a4,a5,a6,a7) { + var sp = stackSave(); + try { + return getWasmTableEntry(index)(a1,a2,a3,a4,a5,a6,a7); + } catch(e) { + stackRestore(sp); + if (e !== e+0) throw e; + _setThrew(1, 0); + } +} + +function invoke_iiiiiiiiiii(index,a1,a2,a3,a4,a5,a6,a7,a8,a9,a10) { + var sp = stackSave(); + try { + return getWasmTableEntry(index)(a1,a2,a3,a4,a5,a6,a7,a8,a9,a10); + } catch(e) { + stackRestore(sp); + if (e !== e+0) throw e; + _setThrew(1, 0); + } +} + +function invoke_iiiii(index,a1,a2,a3,a4) { + var sp = stackSave(); + try { + return getWasmTableEntry(index)(a1,a2,a3,a4); + } catch(e) { + stackRestore(sp); + if (e !== e+0) throw e; + _setThrew(1, 0); + } +} + +function invoke_iiiiiiiiiiiii(index,a1,a2,a3,a4,a5,a6,a7,a8,a9,a10,a11,a12) { + var sp = stackSave(); + try { + return getWasmTableEntry(index)(a1,a2,a3,a4,a5,a6,a7,a8,a9,a10,a11,a12); + } catch(e) { + stackRestore(sp); + if (e !== e+0) throw e; + _setThrew(1, 0); + } +} + +function invoke_fiii(index,a1,a2,a3) { + var sp = stackSave(); + try { + return getWasmTableEntry(index)(a1,a2,a3); + } catch(e) { + stackRestore(sp); + if (e !== e+0) throw e; + _setThrew(1, 0); + } +} + +function invoke_diii(index,a1,a2,a3) { + var sp = stackSave(); + try { + return getWasmTableEntry(index)(a1,a2,a3); + } catch(e) { + stackRestore(sp); + if (e !== e+0) throw e; + _setThrew(1, 0); + } +} + +function invoke_viiiiiii(index,a1,a2,a3,a4,a5,a6,a7) { + var sp = stackSave(); + try { + getWasmTableEntry(index)(a1,a2,a3,a4,a5,a6,a7); + } catch(e) { + stackRestore(sp); + if (e !== e+0) throw e; + _setThrew(1, 0); + } +} + +function invoke_iiiiiiiiiiii(index,a1,a2,a3,a4,a5,a6,a7,a8,a9,a10,a11) { + var sp = stackSave(); + try { + return getWasmTableEntry(index)(a1,a2,a3,a4,a5,a6,a7,a8,a9,a10,a11); + } catch(e) { + stackRestore(sp); + if (e !== e+0) throw e; + _setThrew(1, 0); + } +} + +function invoke_viiiiiiiiii(index,a1,a2,a3,a4,a5,a6,a7,a8,a9,a10) { + var sp = stackSave(); + try { + getWasmTableEntry(index)(a1,a2,a3,a4,a5,a6,a7,a8,a9,a10); + } catch(e) { + stackRestore(sp); + if (e !== e+0) throw e; + _setThrew(1, 0); + } +} + +function invoke_viiiiiiiiiiiiiii(index,a1,a2,a3,a4,a5,a6,a7,a8,a9,a10,a11,a12,a13,a14,a15) { + var sp = stackSave(); + try { + getWasmTableEntry(index)(a1,a2,a3,a4,a5,a6,a7,a8,a9,a10,a11,a12,a13,a14,a15); + } catch(e) { + stackRestore(sp); + if (e !== e+0) throw e; + _setThrew(1, 0); + } +} + +function invoke_iiiiij(index,a1,a2,a3,a4,a5,a6) { + var sp = stackSave(); + try { + return dynCall_iiiiij(index,a1,a2,a3,a4,a5,a6); + } catch(e) { + stackRestore(sp); + if (e !== e+0) throw e; + _setThrew(1, 0); + } +} + +function invoke_jiiii(index,a1,a2,a3,a4) { + var sp = stackSave(); + try { + return dynCall_jiiii(index,a1,a2,a3,a4); + } catch(e) { + stackRestore(sp); + if (e !== e+0) throw e; + _setThrew(1, 0); + } +} + + + + +// === Auto-generated postamble setup entry stuff === + +unexportedRuntimeFunction('ccall', false); +unexportedRuntimeFunction('cwrap', false); +unexportedRuntimeFunction('allocate', false); +unexportedRuntimeFunction('UTF8ArrayToString', false); +unexportedRuntimeFunction('UTF8ToString', false); +unexportedRuntimeFunction('stringToUTF8Array', false); +unexportedRuntimeFunction('stringToUTF8', false); +unexportedRuntimeFunction('lengthBytesUTF8', false); +unexportedRuntimeFunction('addOnPreRun', false); +unexportedRuntimeFunction('addOnInit', false); +unexportedRuntimeFunction('addOnPreMain', false); +unexportedRuntimeFunction('addOnExit', false); +unexportedRuntimeFunction('addOnPostRun', false); +unexportedRuntimeFunction('addRunDependency', true); +unexportedRuntimeFunction('removeRunDependency', true); +unexportedRuntimeFunction('FS_createFolder', false); +unexportedRuntimeFunction('FS_createPath', true); +unexportedRuntimeFunction('FS_createDataFile', true); +unexportedRuntimeFunction('FS_createPreloadedFile', true); +unexportedRuntimeFunction('FS_createLazyFile', true); +unexportedRuntimeFunction('FS_createLink', false); +unexportedRuntimeFunction('FS_createDevice', true); +unexportedRuntimeFunction('FS_unlink', true); +unexportedRuntimeFunction('getLEB', false); +unexportedRuntimeFunction('getFunctionTables', false); +unexportedRuntimeFunction('alignFunctionTables', false); +unexportedRuntimeFunction('registerFunctions', false); +unexportedRuntimeFunction('addFunction', false); +unexportedRuntimeFunction('removeFunction', false); +unexportedRuntimeFunction('prettyPrint', false); +unexportedRuntimeFunction('getCompilerSetting', false); +Module["print"] = out; +Module["printErr"] = err; +unexportedRuntimeFunction('getTempRet0', false); +unexportedRuntimeFunction('setTempRet0', false); +unexportedRuntimeFunction('callMain', false); +unexportedRuntimeFunction('abort', false); +unexportedRuntimeFunction('keepRuntimeAlive', false); +unexportedRuntimeFunction('wasmMemory', false); +unexportedRuntimeFunction('warnOnce', false); +unexportedRuntimeFunction('stackSave', false); +unexportedRuntimeFunction('stackRestore', false); +unexportedRuntimeFunction('stackAlloc', false); +unexportedRuntimeFunction('AsciiToString', false); +unexportedRuntimeFunction('stringToAscii', false); +unexportedRuntimeFunction('UTF16ToString', false); +unexportedRuntimeFunction('stringToUTF16', false); +unexportedRuntimeFunction('lengthBytesUTF16', false); +unexportedRuntimeFunction('UTF32ToString', false); +unexportedRuntimeFunction('stringToUTF32', false); +unexportedRuntimeFunction('lengthBytesUTF32', false); +unexportedRuntimeFunction('allocateUTF8', false); +unexportedRuntimeFunction('allocateUTF8OnStack', false); +unexportedRuntimeFunction('ExitStatus', false); +unexportedRuntimeFunction('intArrayFromString', false); +unexportedRuntimeFunction('intArrayToString', false); +unexportedRuntimeFunction('writeStringToMemory', false); +unexportedRuntimeFunction('writeArrayToMemory', false); +unexportedRuntimeFunction('writeAsciiToMemory', false); +Module["writeStackCookie"] = writeStackCookie; +Module["checkStackCookie"] = checkStackCookie; +unexportedRuntimeFunction('ptrToString', false); +unexportedRuntimeFunction('zeroMemory', false); +unexportedRuntimeFunction('stringToNewUTF8', false); +unexportedRuntimeFunction('getHeapMax', false); +unexportedRuntimeFunction('emscripten_realloc_buffer', false); +unexportedRuntimeFunction('ENV', false); +unexportedRuntimeFunction('ERRNO_CODES', false); +unexportedRuntimeFunction('ERRNO_MESSAGES', false); +unexportedRuntimeFunction('setErrNo', false); +unexportedRuntimeFunction('inetPton4', false); +unexportedRuntimeFunction('inetNtop4', false); +unexportedRuntimeFunction('inetPton6', false); +unexportedRuntimeFunction('inetNtop6', false); +unexportedRuntimeFunction('readSockaddr', false); +unexportedRuntimeFunction('writeSockaddr', false); +unexportedRuntimeFunction('DNS', false); +unexportedRuntimeFunction('getHostByName', false); +unexportedRuntimeFunction('Protocols', false); +unexportedRuntimeFunction('Sockets', false); +unexportedRuntimeFunction('getRandomDevice', false); +unexportedRuntimeFunction('traverseStack', false); +unexportedRuntimeFunction('UNWIND_CACHE', false); +unexportedRuntimeFunction('convertPCtoSourceLocation', false); +unexportedRuntimeFunction('readAsmConstArgsArray', false); +unexportedRuntimeFunction('readAsmConstArgs', false); +unexportedRuntimeFunction('mainThreadEM_ASM', false); +unexportedRuntimeFunction('jstoi_q', false); +unexportedRuntimeFunction('jstoi_s', false); +unexportedRuntimeFunction('getExecutableName', false); +unexportedRuntimeFunction('listenOnce', false); +unexportedRuntimeFunction('autoResumeAudioContext', false); +unexportedRuntimeFunction('dynCallLegacy', false); +unexportedRuntimeFunction('getDynCaller', false); +unexportedRuntimeFunction('dynCall', false); +unexportedRuntimeFunction('handleException', false); +unexportedRuntimeFunction('runtimeKeepalivePush', false); +unexportedRuntimeFunction('runtimeKeepalivePop', false); +unexportedRuntimeFunction('callUserCallback', false); +unexportedRuntimeFunction('maybeExit', false); +unexportedRuntimeFunction('safeSetTimeout', false); +unexportedRuntimeFunction('asmjsMangle', false); +unexportedRuntimeFunction('asyncLoad', false); +unexportedRuntimeFunction('alignMemory', false); +unexportedRuntimeFunction('mmapAlloc', false); +unexportedRuntimeFunction('writeI53ToI64', false); +unexportedRuntimeFunction('writeI53ToI64Clamped', false); +unexportedRuntimeFunction('writeI53ToI64Signaling', false); +unexportedRuntimeFunction('writeI53ToU64Clamped', false); +unexportedRuntimeFunction('writeI53ToU64Signaling', false); +unexportedRuntimeFunction('readI53FromI64', false); +unexportedRuntimeFunction('readI53FromU64', false); +unexportedRuntimeFunction('convertI32PairToI53', false); +unexportedRuntimeFunction('convertI32PairToI53Checked', false); +unexportedRuntimeFunction('convertU32PairToI53', false); +unexportedRuntimeFunction('reallyNegative', false); +unexportedRuntimeFunction('unSign', false); +unexportedRuntimeFunction('strLen', false); +unexportedRuntimeFunction('reSign', false); +unexportedRuntimeFunction('formatString', false); +unexportedRuntimeFunction('setValue', false); +unexportedRuntimeFunction('getValue', false); +unexportedRuntimeFunction('PATH', false); +unexportedRuntimeFunction('PATH_FS', false); +unexportedRuntimeFunction('SYSCALLS', false); +unexportedRuntimeFunction('getSocketFromFD', false); +unexportedRuntimeFunction('getSocketAddress', false); +unexportedRuntimeFunction('JSEvents', false); +unexportedRuntimeFunction('registerKeyEventCallback', false); +unexportedRuntimeFunction('specialHTMLTargets', false); +unexportedRuntimeFunction('maybeCStringToJsString', false); +unexportedRuntimeFunction('findEventTarget', false); +unexportedRuntimeFunction('findCanvasEventTarget', false); +unexportedRuntimeFunction('getBoundingClientRect', false); +unexportedRuntimeFunction('fillMouseEventData', false); +unexportedRuntimeFunction('registerMouseEventCallback', false); +unexportedRuntimeFunction('registerWheelEventCallback', false); +unexportedRuntimeFunction('registerUiEventCallback', false); +unexportedRuntimeFunction('registerFocusEventCallback', false); +unexportedRuntimeFunction('fillDeviceOrientationEventData', false); +unexportedRuntimeFunction('registerDeviceOrientationEventCallback', false); +unexportedRuntimeFunction('fillDeviceMotionEventData', false); +unexportedRuntimeFunction('registerDeviceMotionEventCallback', false); +unexportedRuntimeFunction('screenOrientation', false); +unexportedRuntimeFunction('fillOrientationChangeEventData', false); +unexportedRuntimeFunction('registerOrientationChangeEventCallback', false); +unexportedRuntimeFunction('fillFullscreenChangeEventData', false); +unexportedRuntimeFunction('registerFullscreenChangeEventCallback', false); +unexportedRuntimeFunction('JSEvents_requestFullscreen', false); +unexportedRuntimeFunction('JSEvents_resizeCanvasForFullscreen', false); +unexportedRuntimeFunction('registerRestoreOldStyle', false); +unexportedRuntimeFunction('hideEverythingExceptGivenElement', false); +unexportedRuntimeFunction('restoreHiddenElements', false); +unexportedRuntimeFunction('setLetterbox', false); +unexportedRuntimeFunction('currentFullscreenStrategy', false); +unexportedRuntimeFunction('restoreOldWindowedStyle', false); +unexportedRuntimeFunction('softFullscreenResizeWebGLRenderTarget', false); +unexportedRuntimeFunction('doRequestFullscreen', false); +unexportedRuntimeFunction('fillPointerlockChangeEventData', false); +unexportedRuntimeFunction('registerPointerlockChangeEventCallback', false); +unexportedRuntimeFunction('registerPointerlockErrorEventCallback', false); +unexportedRuntimeFunction('requestPointerLock', false); +unexportedRuntimeFunction('fillVisibilityChangeEventData', false); +unexportedRuntimeFunction('registerVisibilityChangeEventCallback', false); +unexportedRuntimeFunction('registerTouchEventCallback', false); +unexportedRuntimeFunction('fillGamepadEventData', false); +unexportedRuntimeFunction('registerGamepadEventCallback', false); +unexportedRuntimeFunction('registerBeforeUnloadEventCallback', false); +unexportedRuntimeFunction('fillBatteryEventData', false); +unexportedRuntimeFunction('battery', false); +unexportedRuntimeFunction('registerBatteryEventCallback', false); +unexportedRuntimeFunction('setCanvasElementSize', false); +unexportedRuntimeFunction('getCanvasElementSize', false); +unexportedRuntimeFunction('demangle', false); +unexportedRuntimeFunction('demangleAll', false); +unexportedRuntimeFunction('jsStackTrace', false); +unexportedRuntimeFunction('stackTrace', false); +unexportedRuntimeFunction('getEnvStrings', false); +unexportedRuntimeFunction('checkWasiClock', false); +unexportedRuntimeFunction('doReadv', false); +unexportedRuntimeFunction('doWritev', false); +unexportedRuntimeFunction('dlopenMissingError', false); +unexportedRuntimeFunction('setImmediateWrapped', false); +unexportedRuntimeFunction('clearImmediateWrapped', false); +unexportedRuntimeFunction('polyfillSetImmediate', false); +unexportedRuntimeFunction('uncaughtExceptionCount', false); +unexportedRuntimeFunction('exceptionLast', false); +unexportedRuntimeFunction('exceptionCaught', false); +unexportedRuntimeFunction('ExceptionInfo', false); +unexportedRuntimeFunction('exception_addRef', false); +unexportedRuntimeFunction('exception_decRef', false); +unexportedRuntimeFunction('getExceptionMessage', false); +unexportedRuntimeFunction('Browser', false); +unexportedRuntimeFunction('setMainLoop', false); +unexportedRuntimeFunction('wget', false); +unexportedRuntimeFunction('FS', false); +unexportedRuntimeFunction('MEMFS', false); +unexportedRuntimeFunction('TTY', false); +unexportedRuntimeFunction('PIPEFS', false); +unexportedRuntimeFunction('SOCKFS', false); +unexportedRuntimeFunction('_setNetworkCallback', false); +unexportedRuntimeFunction('tempFixedLengthArray', false); +unexportedRuntimeFunction('miniTempWebGLFloatBuffers', false); +unexportedRuntimeFunction('heapObjectForWebGLType', false); +unexportedRuntimeFunction('heapAccessShiftForWebGLHeap', false); +unexportedRuntimeFunction('GL', false); +unexportedRuntimeFunction('emscriptenWebGLGet', false); +unexportedRuntimeFunction('computeUnpackAlignedImageSize', false); +unexportedRuntimeFunction('emscriptenWebGLGetTexPixelData', false); +unexportedRuntimeFunction('emscriptenWebGLGetUniform', false); +unexportedRuntimeFunction('webglGetUniformLocation', false); +unexportedRuntimeFunction('webglPrepareUniformLocationsBeforeFirstUse', false); +unexportedRuntimeFunction('webglGetLeftBracePos', false); +unexportedRuntimeFunction('emscriptenWebGLGetVertexAttrib', false); +unexportedRuntimeFunction('writeGLArray', false); +unexportedRuntimeFunction('AL', false); +unexportedRuntimeFunction('SDL_unicode', false); +unexportedRuntimeFunction('SDL_ttfContext', false); +unexportedRuntimeFunction('SDL_audio', false); +unexportedRuntimeFunction('SDL', false); +unexportedRuntimeFunction('SDL_gfx', false); +unexportedRuntimeFunction('GLUT', false); +unexportedRuntimeFunction('EGL', false); +unexportedRuntimeFunction('GLFW_Window', false); +unexportedRuntimeFunction('GLFW', false); +unexportedRuntimeFunction('GLEW', false); +unexportedRuntimeFunction('IDBStore', false); +unexportedRuntimeFunction('runAndAbortIfError', false); +unexportedRuntimeFunction('InternalError', false); +unexportedRuntimeFunction('BindingError', false); +unexportedRuntimeFunction('UnboundTypeError', false); +unexportedRuntimeFunction('PureVirtualError', false); +unexportedRuntimeFunction('init_embind', false); +unexportedRuntimeFunction('throwInternalError', false); +unexportedRuntimeFunction('throwBindingError', false); +unexportedRuntimeFunction('throwUnboundTypeError', false); +unexportedRuntimeFunction('ensureOverloadTable', false); +unexportedRuntimeFunction('exposePublicSymbol', false); +unexportedRuntimeFunction('replacePublicSymbol', false); +unexportedRuntimeFunction('extendError', false); +unexportedRuntimeFunction('createNamedFunction', false); +unexportedRuntimeFunction('registeredInstances', false); +unexportedRuntimeFunction('getBasestPointer', false); +unexportedRuntimeFunction('registerInheritedInstance', false); +unexportedRuntimeFunction('unregisterInheritedInstance', false); +unexportedRuntimeFunction('getInheritedInstance', false); +unexportedRuntimeFunction('getInheritedInstanceCount', false); +unexportedRuntimeFunction('getLiveInheritedInstances', false); +unexportedRuntimeFunction('registeredTypes', false); +unexportedRuntimeFunction('awaitingDependencies', false); +unexportedRuntimeFunction('typeDependencies', false); +unexportedRuntimeFunction('registeredPointers', false); +unexportedRuntimeFunction('registerType', false); +unexportedRuntimeFunction('whenDependentTypesAreResolved', false); +unexportedRuntimeFunction('embind_charCodes', false); +unexportedRuntimeFunction('embind_init_charCodes', false); +unexportedRuntimeFunction('readLatin1String', false); +unexportedRuntimeFunction('getTypeName', false); +unexportedRuntimeFunction('heap32VectorToArray', false); +unexportedRuntimeFunction('requireRegisteredType', false); +unexportedRuntimeFunction('getShiftFromSize', false); +unexportedRuntimeFunction('integerReadValueFromPointer', false); +unexportedRuntimeFunction('enumReadValueFromPointer', false); +unexportedRuntimeFunction('floatReadValueFromPointer', false); +unexportedRuntimeFunction('simpleReadValueFromPointer', false); +unexportedRuntimeFunction('runDestructors', false); +unexportedRuntimeFunction('new_', false); +unexportedRuntimeFunction('craftInvokerFunction', false); +unexportedRuntimeFunction('embind__requireFunction', false); +unexportedRuntimeFunction('tupleRegistrations', false); +unexportedRuntimeFunction('structRegistrations', false); +unexportedRuntimeFunction('genericPointerToWireType', false); +unexportedRuntimeFunction('constNoSmartPtrRawPointerToWireType', false); +unexportedRuntimeFunction('nonConstNoSmartPtrRawPointerToWireType', false); +unexportedRuntimeFunction('init_RegisteredPointer', false); +unexportedRuntimeFunction('RegisteredPointer', false); +unexportedRuntimeFunction('RegisteredPointer_getPointee', false); +unexportedRuntimeFunction('RegisteredPointer_destructor', false); +unexportedRuntimeFunction('RegisteredPointer_deleteObject', false); +unexportedRuntimeFunction('RegisteredPointer_fromWireType', false); +unexportedRuntimeFunction('runDestructor', false); +unexportedRuntimeFunction('releaseClassHandle', false); +unexportedRuntimeFunction('finalizationRegistry', false); +unexportedRuntimeFunction('detachFinalizer_deps', false); +unexportedRuntimeFunction('detachFinalizer', false); +unexportedRuntimeFunction('attachFinalizer', false); +unexportedRuntimeFunction('makeClassHandle', false); +unexportedRuntimeFunction('init_ClassHandle', false); +unexportedRuntimeFunction('ClassHandle', false); +unexportedRuntimeFunction('ClassHandle_isAliasOf', false); +unexportedRuntimeFunction('throwInstanceAlreadyDeleted', false); +unexportedRuntimeFunction('ClassHandle_clone', false); +unexportedRuntimeFunction('ClassHandle_delete', false); +unexportedRuntimeFunction('deletionQueue', false); +unexportedRuntimeFunction('ClassHandle_isDeleted', false); +unexportedRuntimeFunction('ClassHandle_deleteLater', false); +unexportedRuntimeFunction('flushPendingDeletes', false); +unexportedRuntimeFunction('delayFunction', false); +unexportedRuntimeFunction('setDelayFunction', false); +unexportedRuntimeFunction('RegisteredClass', false); +unexportedRuntimeFunction('shallowCopyInternalPointer', false); +unexportedRuntimeFunction('downcastPointer', false); +unexportedRuntimeFunction('upcastPointer', false); +unexportedRuntimeFunction('validateThis', false); +unexportedRuntimeFunction('char_0', false); +unexportedRuntimeFunction('char_9', false); +unexportedRuntimeFunction('makeLegalFunctionName', false); +unexportedRuntimeFunction('emval_handle_array', false); +unexportedRuntimeFunction('emval_free_list', false); +unexportedRuntimeFunction('emval_symbols', false); +unexportedRuntimeFunction('init_emval', false); +unexportedRuntimeFunction('count_emval_handles', false); +unexportedRuntimeFunction('get_first_emval', false); +unexportedRuntimeFunction('getStringOrSymbol', false); +unexportedRuntimeFunction('Emval', false); +unexportedRuntimeFunction('emval_newers', false); +unexportedRuntimeFunction('craftEmvalAllocator', false); +unexportedRuntimeFunction('emval_get_global', false); +unexportedRuntimeFunction('emval_methodCallers', false); +unexportedRuntimeFunction('emval_registeredMethods', false); +unexportedRuntimeFunction('NODEFS', false); +Module["ALLOC_NORMAL"] = ALLOC_NORMAL; +Module["ALLOC_STACK"] = ALLOC_STACK; + +var calledRun; + +/** + * @constructor + * @this {ExitStatus} + */ +function ExitStatus(status) { + this.name = "ExitStatus"; + this.message = "Program terminated with exit(" + status + ")"; + this.status = status; +} + +var calledMain = false; + +dependenciesFulfilled = function runCaller() { + // If run has never been called, and we should call run (INVOKE_RUN is true, and Module.noInitialRun is not false) + if (!calledRun) run(); + if (!calledRun) dependenciesFulfilled = runCaller; // try this again later, after new deps are fulfilled +}; + +function callMain(args) { + assert(runDependencies == 0, 'cannot call main when async dependencies remain! (listen on Module["onRuntimeInitialized"])'); + assert(__ATPRERUN__.length == 0, 'cannot call main when preRun functions remain to be called'); + + var entryFunction = Module['_main']; + + args = args || []; + args.unshift(thisProgram); + + var argc = args.length; + var argv = stackAlloc((argc + 1) * 4); + var argv_ptr = argv >> 2; + args.forEach((arg) => { + HEAP32[argv_ptr++] = allocateUTF8OnStack(arg); + }); + HEAP32[argv_ptr] = 0; + + try { + + var ret = entryFunction(argc, argv); + + // In PROXY_TO_PTHREAD builds, we should never exit the runtime below, as + // execution is asynchronously handed off to a pthread. + // if we're not running an evented main loop, it's time to exit + exit(ret, /* implicit = */ true); + return ret; + } + catch (e) { + return handleException(e); + } finally { + calledMain = true; + + } +} + +function stackCheckInit() { + // This is normally called automatically during __wasm_call_ctors but need to + // get these values before even running any of the ctors so we call it redundantly + // here. + // TODO(sbc): Move writeStackCookie to native to to avoid this. + _emscripten_stack_init(); + writeStackCookie(); +} + +/** @type {function(Array=)} */ +function run(args) { + args = args || arguments_; + + if (runDependencies > 0) { + return; + } + + stackCheckInit(); + + preRun(); + + // a preRun added a dependency, run will be called later + if (runDependencies > 0) { + return; + } + + function doRun() { + // run may have just been called through dependencies being fulfilled just in this very frame, + // or while the async setStatus time below was happening + if (calledRun) return; + calledRun = true; + Module['calledRun'] = true; + + if (ABORT) return; + + initRuntime(); + + preMain(); + + if (Module['onRuntimeInitialized']) Module['onRuntimeInitialized'](); + + if (shouldRunNow) callMain(args); + + postRun(); + } + + if (Module['setStatus']) { + Module['setStatus']('Running...'); + setTimeout(function() { + setTimeout(function() { + Module['setStatus'](''); + }, 1); + doRun(); + }, 1); + } else + { + doRun(); + } + checkStackCookie(); +} +Module['run'] = run; + +function checkUnflushedContent() { + // Compiler settings do not allow exiting the runtime, so flushing + // the streams is not possible. but in ASSERTIONS mode we check + // if there was something to flush, and if so tell the user they + // should request that the runtime be exitable. + // Normally we would not even include flush() at all, but in ASSERTIONS + // builds we do so just for this check, and here we see if there is any + // content to flush, that is, we check if there would have been + // something a non-ASSERTIONS build would have not seen. + // How we flush the streams depends on whether we are in SYSCALLS_REQUIRE_FILESYSTEM=0 + // mode (which has its own special function for this; otherwise, all + // the code is inside libc) + var oldOut = out; + var oldErr = err; + var has = false; + out = err = (x) => { + has = true; + } + try { // it doesn't matter if it fails + _fflush(0); + // also flush in the JS FS layer + ['stdout', 'stderr'].forEach(function(name) { + var info = FS.analyzePath('/dev/' + name); + if (!info) return; + var stream = info.object; + var rdev = stream.rdev; + var tty = TTY.ttys[rdev]; + if (tty && tty.output && tty.output.length) { + has = true; + } + }); + } catch(e) {} + out = oldOut; + err = oldErr; + if (has) { + warnOnce('stdio streams had content in them that was not flushed. you should set EXIT_RUNTIME to 1 (see the FAQ), or make sure to emit a newline when you printf etc.'); + } +} + +/** @param {boolean|number=} implicit */ +function exit(status, implicit) { + EXITSTATUS = status; + + checkUnflushedContent(); + + // if exit() was called explicitly, warn the user if the runtime isn't actually being shut down + if (keepRuntimeAlive() && !implicit) { + var msg = 'program exited (with status: ' + status + '), but EXIT_RUNTIME is not set, so halting execution but not exiting the runtime or preventing further async execution (build with EXIT_RUNTIME=1, if you want a true shutdown)'; + err(msg); + } + + procExit(status); +} + +function procExit(code) { + EXITSTATUS = code; + if (!keepRuntimeAlive()) { + if (Module['onExit']) Module['onExit'](code); + ABORT = true; + } + quit_(code, new ExitStatus(code)); +} + +if (Module['preInit']) { + if (typeof Module['preInit'] == 'function') Module['preInit'] = [Module['preInit']]; + while (Module['preInit'].length > 0) { + Module['preInit'].pop()(); + } +} + +// shouldRunNow refers to calling main(), not run(). +var shouldRunNow = true; + +if (Module['noInitialRun']) shouldRunNow = false; + +run(); + + + + + + } + else { + console.error("Invalid action : " + action); + outgoingMessagePort.postMessage("invalid action"); + } +},false); + diff --git a/www/libzim-wasm.electron.dev.wasm.REMOVED.git-id b/www/libzim-wasm.electron.dev.wasm.REMOVED.git-id new file mode 100644 index 00000000..3684c7d4 --- /dev/null +++ b/www/libzim-wasm.electron.dev.wasm.REMOVED.git-id @@ -0,0 +1 @@ +1277c10d1092ef012f15d750bd6109c86a22c24d \ No newline at end of file