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fix: OOB on chinese char (#4681)

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* fix StringIndexOutOfBoundsException

when `log` contain `chinese` char

* lost code

* Update stdio_is.c

* Update stdio_is.c
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Color_yr 2023-10-19 19:16:41 +08:00 committed by GitHub
parent 01e1fdf177
commit 5a285c811c
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1 changed files with 2 additions and 2 deletions
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app_pojavlauncher/src/main/jni/stdio_is.c
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@ -137,7 +137,7 @@ JNIEXPORT void JNICALL Java_net_kdt_pojavlaunch_utils_JREUtils_setupExitTrap(JNI
JNIEXPORT void JNICALL Java_net_kdt_pojavlaunch_Logger_appendToLog(JNIEnv *env, __attribute((unused)) jclass clazz, jstring text) { JNIEXPORT void JNICALL Java_net_kdt_pojavlaunch_Logger_appendToLog(JNIEnv *env, __attribute((unused)) jclass clazz, jstring text) {
jsize appendStringLength = (*env)->GetStringUTFLength(env, text); jsize appendStringLength = (*env)->GetStringUTFLength(env, text);
char newChars[appendStringLength+2]; char newChars[appendStringLength+2];
(*env)->GetStringUTFRegion(env, text, 0, appendStringLength, newChars); (*env)->GetStringUTFRegion(env, text, 0, (*env)->GetStringLength(env, text), newChars);
newChars[appendStringLength] = '\n'; newChars[appendStringLength] = '\n';
newChars[appendStringLength+1] = 0; newChars[appendStringLength+1] = 0;
if(recordBuffer(newChars, appendStringLength+1) && logListener != NULL) { if(recordBuffer(newChars, appendStringLength+1) && logListener != NULL) {