diff --git a/www/libzim-wasm.electron.dev.js b/www/libzim-wasm.electron.dev.js deleted file mode 100644 index 7de21768..00000000 --- a/www/libzim-wasm.electron.dev.js +++ /dev/null @@ -1,8376 +0,0 @@ - - -// 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 b/www/libzim-wasm.electron.dev.wasm deleted file mode 100644 index 1277c10d..00000000 Binary files a/www/libzim-wasm.electron.dev.wasm and /dev/null differ