1 /* 2 * Copyright (C) 2006 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 #define LOG_TAG "AndroidRuntime" 18 //#define LOG_NDEBUG 0 19 20 #include <android_runtime/AndroidRuntime.h> 21 #include <binder/IBinder.h> 22 #include <binder/IPCThreadState.h> 23 #include <binder/IServiceManager.h> 24 #include <utils/Log.h> 25 #include <utils/misc.h> 26 #include <binder/Parcel.h> 27 #include <utils/StringArray.h> 28 #include <utils/threads.h> 29 #include <cutils/properties.h> 30 31 #include <SkGraphics.h> 32 #include <SkImageDecoder.h> 33 #include <SkImageRef_GlobalPool.h> 34 35 #include "jni.h" 36 #include "JNIHelp.h" 37 #include "android_util_Binder.h" 38 39 #include <stdio.h> 40 #include <signal.h> 41 #include <sys/stat.h> 42 #include <sys/types.h> 43 #include <signal.h> 44 #include <dirent.h> 45 #include <assert.h> 46 47 48 using namespace android; 49 50 extern void register_BindTest(); 51 52 extern int register_android_os_Binder(JNIEnv* env); 53 extern int register_android_os_Process(JNIEnv* env); 54 extern int register_android_graphics_Bitmap(JNIEnv*); 55 extern int register_android_graphics_BitmapFactory(JNIEnv*); 56 extern int register_android_graphics_BitmapRegionDecoder(JNIEnv*); 57 extern int register_android_graphics_Camera(JNIEnv* env); 58 extern int register_android_graphics_Graphics(JNIEnv* env); 59 extern int register_android_graphics_Interpolator(JNIEnv* env); 60 extern int register_android_graphics_LayerRasterizer(JNIEnv*); 61 extern int register_android_graphics_MaskFilter(JNIEnv* env); 62 extern int register_android_graphics_Movie(JNIEnv* env); 63 extern int register_android_graphics_NinePatch(JNIEnv*); 64 extern int register_android_graphics_PathEffect(JNIEnv* env); 65 extern int register_android_graphics_Shader(JNIEnv* env); 66 extern int register_android_graphics_Typeface(JNIEnv* env); 67 extern int register_android_graphics_YuvImage(JNIEnv* env); 68 69 extern int register_com_google_android_gles_jni_EGLImpl(JNIEnv* env); 70 extern int register_com_google_android_gles_jni_GLImpl(JNIEnv* env); 71 extern int register_android_opengl_jni_GLES10(JNIEnv* env); 72 extern int register_android_opengl_jni_GLES10Ext(JNIEnv* env); 73 extern int register_android_opengl_jni_GLES11(JNIEnv* env); 74 extern int register_android_opengl_jni_GLES11Ext(JNIEnv* env); 75 extern int register_android_opengl_jni_GLES20(JNIEnv* env); 76 77 extern int register_android_hardware_Camera(JNIEnv *env); 78 extern int register_android_hardware_SensorManager(JNIEnv *env); 79 extern int register_android_hardware_SerialPort(JNIEnv *env); 80 extern int register_android_hardware_UsbDevice(JNIEnv *env); 81 extern int register_android_hardware_UsbDeviceConnection(JNIEnv *env); 82 extern int register_android_hardware_UsbRequest(JNIEnv *env); 83 84 extern int register_android_media_AudioRecord(JNIEnv *env); 85 extern int register_android_media_AudioSystem(JNIEnv *env); 86 extern int register_android_media_AudioTrack(JNIEnv *env); 87 extern int register_android_media_JetPlayer(JNIEnv *env); 88 extern int register_android_media_ToneGenerator(JNIEnv *env); 89 90 extern int register_android_util_FloatMath(JNIEnv* env); 91 92 namespace android { 93 94 /* 95 * JNI-based registration functions. Note these are properly contained in 96 * namespace android. 97 */ 98 extern int register_android_content_AssetManager(JNIEnv* env); 99 extern int register_android_util_EventLog(JNIEnv* env); 100 extern int register_android_util_Log(JNIEnv* env); 101 extern int register_android_content_StringBlock(JNIEnv* env); 102 extern int register_android_content_XmlBlock(JNIEnv* env); 103 extern int register_android_emoji_EmojiFactory(JNIEnv* env); 104 extern int register_android_graphics_Canvas(JNIEnv* env); 105 extern int register_android_graphics_ColorFilter(JNIEnv* env); 106 extern int register_android_graphics_DrawFilter(JNIEnv* env); 107 extern int register_android_graphics_Matrix(JNIEnv* env); 108 extern int register_android_graphics_Paint(JNIEnv* env); 109 extern int register_android_graphics_Path(JNIEnv* env); 110 extern int register_android_graphics_PathMeasure(JNIEnv* env); 111 extern int register_android_graphics_Picture(JNIEnv*); 112 extern int register_android_graphics_PorterDuff(JNIEnv* env); 113 extern int register_android_graphics_Rasterizer(JNIEnv* env); 114 extern int register_android_graphics_Region(JNIEnv* env); 115 extern int register_android_graphics_SurfaceTexture(JNIEnv* env); 116 extern int register_android_graphics_Xfermode(JNIEnv* env); 117 extern int register_android_graphics_PixelFormat(JNIEnv* env); 118 extern int register_android_view_Display(JNIEnv* env); 119 extern int register_android_view_DisplayEventReceiver(JNIEnv* env); 120 extern int register_android_view_GLES20DisplayList(JNIEnv* env); 121 extern int register_android_view_GLES20Canvas(JNIEnv* env); 122 extern int register_android_view_HardwareRenderer(JNIEnv* env); 123 extern int register_android_view_Surface(JNIEnv* env); 124 extern int register_android_view_TextureView(JNIEnv* env); 125 extern int register_android_database_CursorWindow(JNIEnv* env); 126 extern int register_android_database_SQLiteConnection(JNIEnv* env); 127 extern int register_android_database_SQLiteGlobal(JNIEnv* env); 128 extern int register_android_database_SQLiteDebug(JNIEnv* env); 129 extern int register_android_debug_JNITest(JNIEnv* env); 130 extern int register_android_nio_utils(JNIEnv* env); 131 extern int register_android_text_format_Time(JNIEnv* env); 132 extern int register_android_os_Debug(JNIEnv* env); 133 extern int register_android_os_MessageQueue(JNIEnv* env); 134 extern int register_android_os_Parcel(JNIEnv* env); 135 extern int register_android_os_ParcelFileDescriptor(JNIEnv *env); 136 extern int register_android_os_StatFs(JNIEnv *env); 137 extern int register_android_os_SystemProperties(JNIEnv *env); 138 extern int register_android_os_SystemClock(JNIEnv* env); 139 extern int register_android_os_Trace(JNIEnv* env); 140 extern int register_android_os_FileObserver(JNIEnv *env); 141 extern int register_android_os_FileUtils(JNIEnv *env); 142 extern int register_android_os_UEventObserver(JNIEnv* env); 143 extern int register_android_os_MemoryFile(JNIEnv* env); 144 extern int register_android_net_LocalSocketImpl(JNIEnv* env); 145 extern int register_android_net_NetworkUtils(JNIEnv* env); 146 extern int register_android_net_TrafficStats(JNIEnv* env); 147 extern int register_android_net_wifi_WifiManager(JNIEnv* env); 148 extern int register_android_text_AndroidCharacter(JNIEnv *env); 149 extern int register_android_text_AndroidBidi(JNIEnv *env); 150 extern int register_android_opengl_classes(JNIEnv *env); 151 extern int register_android_bluetooth_HeadsetBase(JNIEnv* env); 152 extern int register_android_bluetooth_BluetoothAudioGateway(JNIEnv* env); 153 extern int register_android_bluetooth_BluetoothSocket(JNIEnv *env); 154 extern int register_android_server_BluetoothService(JNIEnv* env); 155 extern int register_android_server_BluetoothEventLoop(JNIEnv *env); 156 extern int register_android_server_BluetoothA2dpService(JNIEnv* env); 157 extern int register_android_server_NetworkManagementSocketTagger(JNIEnv* env); 158 extern int register_android_server_Watchdog(JNIEnv* env); 159 extern int register_android_ddm_DdmHandleNativeHeap(JNIEnv *env); 160 extern int register_com_android_internal_os_ZygoteInit(JNIEnv* env); 161 extern int register_android_backup_BackupDataInput(JNIEnv *env); 162 extern int register_android_backup_BackupDataOutput(JNIEnv *env); 163 extern int register_android_backup_FileBackupHelperBase(JNIEnv *env); 164 extern int register_android_backup_BackupHelperDispatcher(JNIEnv *env); 165 extern int register_android_app_backup_FullBackup(JNIEnv *env); 166 extern int register_android_app_ActivityThread(JNIEnv *env); 167 extern int register_android_app_NativeActivity(JNIEnv *env); 168 extern int register_android_view_InputChannel(JNIEnv* env); 169 extern int register_android_view_InputDevice(JNIEnv* env); 170 extern int register_android_view_InputEventReceiver(JNIEnv* env); 171 extern int register_android_view_KeyCharacterMap(JNIEnv *env); 172 extern int register_android_view_KeyEvent(JNIEnv* env); 173 extern int register_android_view_MotionEvent(JNIEnv* env); 174 extern int register_android_view_PointerIcon(JNIEnv* env); 175 extern int register_android_view_VelocityTracker(JNIEnv* env); 176 extern int register_android_content_res_ObbScanner(JNIEnv* env); 177 extern int register_android_content_res_Configuration(JNIEnv* env); 178 extern int register_android_animation_PropertyValuesHolder(JNIEnv *env); 179 extern int register_com_android_internal_content_NativeLibraryHelper(JNIEnv *env); 180 181 static AndroidRuntime* gCurRuntime = NULL; 182 183 static void doThrow(JNIEnv* env, const char* exc, const char* msg = NULL) 184 { 185 if (jniThrowException(env, exc, msg) != 0) 186 assert(false); 187 } 188 189 /* 190 * Code written in the Java Programming Language calls here from main(). 191 */ 192 static void com_android_internal_os_RuntimeInit_nativeFinishInit(JNIEnv* env, jobject clazz) 193 { 194 gCurRuntime->onStarted(); 195 } 196 197 static void com_android_internal_os_RuntimeInit_nativeZygoteInit(JNIEnv* env, jobject clazz) 198 { 199 gCurRuntime->onZygoteInit(); 200 } 201 202 static void com_android_internal_os_RuntimeInit_nativeSetExitWithoutCleanup(JNIEnv* env, 203 jobject clazz, jboolean exitWithoutCleanup) 204 { 205 gCurRuntime->setExitWithoutCleanup(exitWithoutCleanup); 206 } 207 208 /* 209 * JNI registration. 210 */ 211 static JNINativeMethod gMethods[] = { 212 { "nativeFinishInit", "()V", 213 (void*) com_android_internal_os_RuntimeInit_nativeFinishInit }, 214 { "nativeZygoteInit", "()V", 215 (void*) com_android_internal_os_RuntimeInit_nativeZygoteInit }, 216 { "nativeSetExitWithoutCleanup", "(Z)V", 217 (void*) com_android_internal_os_RuntimeInit_nativeSetExitWithoutCleanup }, 218 }; 219 220 int register_com_android_internal_os_RuntimeInit(JNIEnv* env) 221 { 222 return jniRegisterNativeMethods(env, "com/android/internal/os/RuntimeInit", 223 gMethods, NELEM(gMethods)); 224 } 225 226 // ---------------------------------------------------------------------- 227 228 /*static*/ JavaVM* AndroidRuntime::mJavaVM = NULL; 229 230 231 AndroidRuntime::AndroidRuntime() : 232 mExitWithoutCleanup(false) 233 { 234 SkGraphics::Init(); 235 // this sets our preference for 16bit images during decode 236 // in case the src is opaque and 24bit 237 SkImageDecoder::SetDeviceConfig(SkBitmap::kRGB_565_Config); 238 // This cache is shared between browser native images, and java "purgeable" 239 // bitmaps. This globalpool is for images that do not either use the java 240 // heap, or are not backed by ashmem. See BitmapFactory.cpp for the key 241 // java call site. 242 SkImageRef_GlobalPool::SetRAMBudget(512 * 1024); 243 // There is also a global font cache, but its budget is specified in code 244 // see SkFontHost_android.cpp 245 246 // Pre-allocate enough space to hold a fair number of options. 247 mOptions.setCapacity(20); 248 249 assert(gCurRuntime == NULL); // one per process 250 gCurRuntime = this; 251 } 252 253 AndroidRuntime::~AndroidRuntime() 254 { 255 SkGraphics::Term(); 256 } 257 258 /* 259 * Register native methods using JNI. 260 */ 261 /*static*/ int AndroidRuntime::registerNativeMethods(JNIEnv* env, 262 const char* className, const JNINativeMethod* gMethods, int numMethods) 263 { 264 return jniRegisterNativeMethods(env, className, gMethods, numMethods); 265 } 266 267 status_t AndroidRuntime::callMain(const char* className, 268 jclass clazz, int argc, const char* const argv[]) 269 { 270 JNIEnv* env; 271 jmethodID methodId; 272 273 ALOGD("Calling main entry %s", className); 274 275 env = getJNIEnv(); 276 if (clazz == NULL || env == NULL) { 277 return UNKNOWN_ERROR; 278 } 279 280 methodId = env->GetStaticMethodID(clazz, "main", "([Ljava/lang/String;)V"); 281 if (methodId == NULL) { 282 ALOGE("ERROR: could not find method %s.main(String[])\n", className); 283 return UNKNOWN_ERROR; 284 } 285 286 /* 287 * We want to call main() with a String array with our arguments in it. 288 * Create an array and populate it. 289 */ 290 jclass stringClass; 291 jobjectArray strArray; 292 293 stringClass = env->FindClass("java/lang/String"); 294 strArray = env->NewObjectArray(argc, stringClass, NULL); 295 296 for (int i = 0; i < argc; i++) { 297 jstring argStr = env->NewStringUTF(argv[i]); 298 env->SetObjectArrayElement(strArray, i, argStr); 299 } 300 301 env->CallStaticVoidMethod(clazz, methodId, strArray); 302 return NO_ERROR; 303 } 304 305 /* 306 * The VM calls this through the "exit" hook. 307 */ 308 static void runtime_exit(int code) 309 { 310 gCurRuntime->exit(code); 311 } 312 313 /* 314 * The VM calls this through the "vfprintf" hook. 315 * 316 * We ignore "fp" and just write the results to the log file. 317 */ 318 static void runtime_vfprintf(FILE* fp, const char* format, va_list ap) 319 { 320 LOG_PRI_VA(ANDROID_LOG_INFO, "vm-printf", format, ap); 321 } 322 323 /** 324 * The VM calls this when mutex contention debugging is enabled to 325 * determine whether or not the blocked thread was a "sensitive thread" 326 * for user responsiveness/smoothess. 327 * 328 * Our policy for this is whether or not we're tracing any StrictMode 329 * events on this thread (which we might've inherited via Binder calls 330 * into us) 331 */ 332 static bool runtime_isSensitiveThread() { 333 IPCThreadState* state = IPCThreadState::selfOrNull(); 334 return state && state->getStrictModePolicy() != 0; 335 } 336 337 338 /** 339 * Add VM arguments to the to-be-executed VM 340 * Stops at first non '-' argument (also stops at an argument of '--') 341 * Returns the number of args consumed 342 */ 343 int AndroidRuntime::addVmArguments(int argc, const char* const argv[]) 344 { 345 int i; 346 347 for (i = 0; i<argc; i++) { 348 if (argv[i][0] != '-') { 349 return i; 350 } 351 if (argv[i][1] == '-' && argv[i][2] == 0) { 352 return i+1; 353 } 354 355 JavaVMOption opt; 356 memset(&opt, 0, sizeof(opt)); 357 opt.optionString = (char*)argv[i]; 358 mOptions.add(opt); 359 } 360 return i; 361 } 362 363 static int hasDir(const char* dir) 364 { 365 struct stat s; 366 int res = stat(dir, &s); 367 if (res == 0) { 368 return S_ISDIR(s.st_mode); 369 } 370 return 0; 371 } 372 373 /* 374 * We just want failed write() calls to just return with an error. 375 */ 376 static void blockSigpipe() 377 { 378 sigset_t mask; 379 380 sigemptyset(&mask); 381 sigaddset(&mask, SIGPIPE); 382 if (sigprocmask(SIG_BLOCK, &mask, NULL) != 0) 383 ALOGW("WARNING: SIGPIPE not blocked\n"); 384 } 385 386 /* 387 * Read the persistent locale. 388 */ 389 static void readLocale(char* language, char* region) 390 { 391 char propLang[PROPERTY_VALUE_MAX], propRegn[PROPERTY_VALUE_MAX]; 392 393 property_get("persist.sys.language", propLang, ""); 394 property_get("persist.sys.country", propRegn, ""); 395 if (*propLang == 0 && *propRegn == 0) { 396 /* Set to ro properties, default is en_US */ 397 property_get("ro.product.locale.language", propLang, "en"); 398 property_get("ro.product.locale.region", propRegn, "US"); 399 } 400 strncat(language, propLang, 2); 401 strncat(region, propRegn, 2); 402 //ALOGD("language=%s region=%s\n", language, region); 403 } 404 405 /* 406 * Parse a property containing space-separated options that should be 407 * passed directly to the VM, e.g. "-Xmx32m -verbose:gc -Xregenmap". 408 * 409 * This will cut up "extraOptsBuf" as we chop it into individual options. 410 * 411 * Adds the strings, if any, to mOptions. 412 */ 413 void AndroidRuntime::parseExtraOpts(char* extraOptsBuf) 414 { 415 JavaVMOption opt; 416 char* start; 417 char* end; 418 419 memset(&opt, 0, sizeof(opt)); 420 start = extraOptsBuf; 421 while (*start != '\0') { 422 while (*start == ' ') /* skip leading whitespace */ 423 start++; 424 if (*start == '\0') /* was trailing ws, bail */ 425 break; 426 427 end = start+1; 428 while (*end != ' ' && *end != '\0') /* find end of token */ 429 end++; 430 if (*end == ' ') 431 *end++ = '\0'; /* mark end, advance to indicate more */ 432 433 opt.optionString = start; 434 mOptions.add(opt); 435 start = end; 436 } 437 } 438 439 /* 440 * Start the Dalvik Virtual Machine. 441 * 442 * Various arguments, most determined by system properties, are passed in. 443 * The "mOptions" vector is updated. 444 * 445 * Returns 0 on success. 446 */ 447 int AndroidRuntime::startVm(JavaVM** pJavaVM, JNIEnv** pEnv) 448 { 449 int result = -1; 450 JavaVMInitArgs initArgs; 451 JavaVMOption opt; 452 char propBuf[PROPERTY_VALUE_MAX]; 453 char stackTraceFileBuf[PROPERTY_VALUE_MAX]; 454 char dexoptFlagsBuf[PROPERTY_VALUE_MAX]; 455 char enableAssertBuf[sizeof("-ea:")-1 + PROPERTY_VALUE_MAX]; 456 char jniOptsBuf[sizeof("-Xjniopts:")-1 + PROPERTY_VALUE_MAX]; 457 char heapstartsizeOptsBuf[sizeof("-Xms")-1 + PROPERTY_VALUE_MAX]; 458 char heapsizeOptsBuf[sizeof("-Xmx")-1 + PROPERTY_VALUE_MAX]; 459 char heapgrowthlimitOptsBuf[sizeof("-XX:HeapGrowthLimit=")-1 + PROPERTY_VALUE_MAX]; 460 char extraOptsBuf[PROPERTY_VALUE_MAX]; 461 char* stackTraceFile = NULL; 462 bool checkJni = false; 463 bool checkDexSum = false; 464 bool logStdio = false; 465 enum { 466 kEMDefault, 467 kEMIntPortable, 468 kEMIntFast, 469 #if defined(WITH_JIT) 470 kEMJitCompiler, 471 #endif 472 } executionMode = kEMDefault; 473 474 475 property_get("dalvik.vm.checkjni", propBuf, ""); 476 if (strcmp(propBuf, "true") == 0) { 477 checkJni = true; 478 } else if (strcmp(propBuf, "false") != 0) { 479 /* property is neither true nor false; fall back on kernel parameter */ 480 property_get("ro.kernel.android.checkjni", propBuf, ""); 481 if (propBuf[0] == '1') { 482 checkJni = true; 483 } 484 } 485 486 property_get("dalvik.vm.execution-mode", propBuf, ""); 487 if (strcmp(propBuf, "int:portable") == 0) { 488 executionMode = kEMIntPortable; 489 } else if (strcmp(propBuf, "int:fast") == 0) { 490 executionMode = kEMIntFast; 491 #if defined(WITH_JIT) 492 } else if (strcmp(propBuf, "int:jit") == 0) { 493 executionMode = kEMJitCompiler; 494 #endif 495 } 496 497 property_get("dalvik.vm.stack-trace-file", stackTraceFileBuf, ""); 498 499 property_get("dalvik.vm.check-dex-sum", propBuf, ""); 500 if (strcmp(propBuf, "true") == 0) { 501 checkDexSum = true; 502 } 503 504 property_get("log.redirect-stdio", propBuf, ""); 505 if (strcmp(propBuf, "true") == 0) { 506 logStdio = true; 507 } 508 509 strcpy(enableAssertBuf, "-ea:"); 510 property_get("dalvik.vm.enableassertions", enableAssertBuf+4, ""); 511 512 strcpy(jniOptsBuf, "-Xjniopts:"); 513 property_get("dalvik.vm.jniopts", jniOptsBuf+10, ""); 514 515 /* route exit() to our handler */ 516 opt.extraInfo = (void*) runtime_exit; 517 opt.optionString = "exit"; 518 mOptions.add(opt); 519 520 /* route fprintf() to our handler */ 521 opt.extraInfo = (void*) runtime_vfprintf; 522 opt.optionString = "vfprintf"; 523 mOptions.add(opt); 524 525 /* register the framework-specific "is sensitive thread" hook */ 526 opt.extraInfo = (void*) runtime_isSensitiveThread; 527 opt.optionString = "sensitiveThread"; 528 mOptions.add(opt); 529 530 opt.extraInfo = NULL; 531 532 /* enable verbose; standard options are { jni, gc, class } */ 533 //options[curOpt++].optionString = "-verbose:jni"; 534 opt.optionString = "-verbose:gc"; 535 mOptions.add(opt); 536 //options[curOpt++].optionString = "-verbose:class"; 537 538 /* 539 * The default starting and maximum size of the heap. Larger 540 * values should be specified in a product property override. 541 */ 542 strcpy(heapstartsizeOptsBuf, "-Xms"); 543 property_get("dalvik.vm.heapstartsize", heapstartsizeOptsBuf+4, "4m"); 544 opt.optionString = heapstartsizeOptsBuf; 545 mOptions.add(opt); 546 strcpy(heapsizeOptsBuf, "-Xmx"); 547 property_get("dalvik.vm.heapsize", heapsizeOptsBuf+4, "16m"); 548 opt.optionString = heapsizeOptsBuf; 549 mOptions.add(opt); 550 551 // Increase the main thread's interpreter stack size for bug 6315322. 552 opt.optionString = "-XX:mainThreadStackSize=24K"; 553 mOptions.add(opt); 554 555 strcpy(heapgrowthlimitOptsBuf, "-XX:HeapGrowthLimit="); 556 property_get("dalvik.vm.heapgrowthlimit", heapgrowthlimitOptsBuf+20, ""); 557 if (heapgrowthlimitOptsBuf[20] != '\0') { 558 opt.optionString = heapgrowthlimitOptsBuf; 559 mOptions.add(opt); 560 } 561 562 /* 563 * Enable or disable dexopt features, such as bytecode verification and 564 * calculation of register maps for precise GC. 565 */ 566 property_get("dalvik.vm.dexopt-flags", dexoptFlagsBuf, ""); 567 if (dexoptFlagsBuf[0] != '\0') { 568 const char* opc; 569 const char* val; 570 571 opc = strstr(dexoptFlagsBuf, "v="); /* verification */ 572 if (opc != NULL) { 573 switch (*(opc+2)) { 574 case 'n': val = "-Xverify:none"; break; 575 case 'r': val = "-Xverify:remote"; break; 576 case 'a': val = "-Xverify:all"; break; 577 default: val = NULL; break; 578 } 579 580 if (val != NULL) { 581 opt.optionString = val; 582 mOptions.add(opt); 583 } 584 } 585 586 opc = strstr(dexoptFlagsBuf, "o="); /* optimization */ 587 if (opc != NULL) { 588 switch (*(opc+2)) { 589 case 'n': val = "-Xdexopt:none"; break; 590 case 'v': val = "-Xdexopt:verified"; break; 591 case 'a': val = "-Xdexopt:all"; break; 592 case 'f': val = "-Xdexopt:full"; break; 593 default: val = NULL; break; 594 } 595 596 if (val != NULL) { 597 opt.optionString = val; 598 mOptions.add(opt); 599 } 600 } 601 602 opc = strstr(dexoptFlagsBuf, "m=y"); /* register map */ 603 if (opc != NULL) { 604 opt.optionString = "-Xgenregmap"; 605 mOptions.add(opt); 606 607 /* turn on precise GC while we're at it */ 608 opt.optionString = "-Xgc:precise"; 609 mOptions.add(opt); 610 } 611 } 612 613 /* enable debugging; set suspend=y to pause during VM init */ 614 /* use android ADB transport */ 615 opt.optionString = 616 "-agentlib:jdwp=transport=dt_android_adb,suspend=n,server=y"; 617 mOptions.add(opt); 618 619 ALOGD("CheckJNI is %s\n", checkJni ? "ON" : "OFF"); 620 if (checkJni) { 621 /* extended JNI checking */ 622 opt.optionString = "-Xcheck:jni"; 623 mOptions.add(opt); 624 625 /* set a cap on JNI global references */ 626 opt.optionString = "-Xjnigreflimit:2000"; 627 mOptions.add(opt); 628 629 /* with -Xcheck:jni, this provides a JNI function call trace */ 630 //opt.optionString = "-verbose:jni"; 631 //mOptions.add(opt); 632 } 633 634 char lockProfThresholdBuf[sizeof("-Xlockprofthreshold:") + sizeof(propBuf)]; 635 property_get("dalvik.vm.lockprof.threshold", propBuf, ""); 636 if (strlen(propBuf) > 0) { 637 strcpy(lockProfThresholdBuf, "-Xlockprofthreshold:"); 638 strcat(lockProfThresholdBuf, propBuf); 639 opt.optionString = lockProfThresholdBuf; 640 mOptions.add(opt); 641 } 642 643 #if defined(WITH_JIT) 644 /* Force interpreter-only mode for selected opcodes. Eg "1-0a,3c,f1-ff" */ 645 char jitOpBuf[sizeof("-Xjitop:") + PROPERTY_VALUE_MAX]; 646 property_get("dalvik.vm.jit.op", propBuf, ""); 647 if (strlen(propBuf) > 0) { 648 strcpy(jitOpBuf, "-Xjitop:"); 649 strcat(jitOpBuf, propBuf); 650 opt.optionString = jitOpBuf; 651 mOptions.add(opt); 652 } 653 654 /* Force interpreter-only mode for selected methods */ 655 char jitMethodBuf[sizeof("-Xjitmethod:") + PROPERTY_VALUE_MAX]; 656 property_get("dalvik.vm.jit.method", propBuf, ""); 657 if (strlen(propBuf) > 0) { 658 strcpy(jitMethodBuf, "-Xjitmethod:"); 659 strcat(jitMethodBuf, propBuf); 660 opt.optionString = jitMethodBuf; 661 mOptions.add(opt); 662 } 663 #endif 664 665 if (executionMode == kEMIntPortable) { 666 opt.optionString = "-Xint:portable"; 667 mOptions.add(opt); 668 } else if (executionMode == kEMIntFast) { 669 opt.optionString = "-Xint:fast"; 670 mOptions.add(opt); 671 #if defined(WITH_JIT) 672 } else if (executionMode == kEMJitCompiler) { 673 opt.optionString = "-Xint:jit"; 674 mOptions.add(opt); 675 #endif 676 } 677 678 if (checkDexSum) { 679 /* perform additional DEX checksum tests */ 680 opt.optionString = "-Xcheckdexsum"; 681 mOptions.add(opt); 682 } 683 684 if (logStdio) { 685 /* convert stdout/stderr to log messages */ 686 opt.optionString = "-Xlog-stdio"; 687 mOptions.add(opt); 688 } 689 690 if (enableAssertBuf[4] != '\0') { 691 /* accept "all" to mean "all classes and packages" */ 692 if (strcmp(enableAssertBuf+4, "all") == 0) 693 enableAssertBuf[3] = '\0'; 694 ALOGI("Assertions enabled: '%s'\n", enableAssertBuf); 695 opt.optionString = enableAssertBuf; 696 mOptions.add(opt); 697 } else { 698 ALOGV("Assertions disabled\n"); 699 } 700 701 if (jniOptsBuf[10] != '\0') { 702 ALOGI("JNI options: '%s'\n", jniOptsBuf); 703 opt.optionString = jniOptsBuf; 704 mOptions.add(opt); 705 } 706 707 if (stackTraceFileBuf[0] != '\0') { 708 static const char* stfOptName = "-Xstacktracefile:"; 709 710 stackTraceFile = (char*) malloc(strlen(stfOptName) + 711 strlen(stackTraceFileBuf) +1); 712 strcpy(stackTraceFile, stfOptName); 713 strcat(stackTraceFile, stackTraceFileBuf); 714 opt.optionString = stackTraceFile; 715 mOptions.add(opt); 716 } 717 718 /* extra options; parse this late so it overrides others */ 719 property_get("dalvik.vm.extra-opts", extraOptsBuf, ""); 720 parseExtraOpts(extraOptsBuf); 721 722 /* Set the properties for locale */ 723 { 724 char langOption[sizeof("-Duser.language=") + 3]; 725 char regionOption[sizeof("-Duser.region=") + 3]; 726 strcpy(langOption, "-Duser.language="); 727 strcpy(regionOption, "-Duser.region="); 728 readLocale(langOption, regionOption); 729 opt.extraInfo = NULL; 730 opt.optionString = langOption; 731 mOptions.add(opt); 732 opt.optionString = regionOption; 733 mOptions.add(opt); 734 } 735 736 /* 737 * We don't have /tmp on the device, but we often have an SD card. Apps 738 * shouldn't use this, but some test suites might want to exercise it. 739 */ 740 opt.optionString = "-Djava.io.tmpdir=/sdcard"; 741 mOptions.add(opt); 742 743 initArgs.version = JNI_VERSION_1_4; 744 initArgs.options = mOptions.editArray(); 745 initArgs.nOptions = mOptions.size(); 746 initArgs.ignoreUnrecognized = JNI_FALSE; 747 748 /* 749 * Initialize the VM. 750 * 751 * The JavaVM* is essentially per-process, and the JNIEnv* is per-thread. 752 * If this call succeeds, the VM is ready, and we can start issuing 753 * JNI calls. 754 */ 755 if (JNI_CreateJavaVM(pJavaVM, pEnv, &initArgs) < 0) { 756 ALOGE("JNI_CreateJavaVM failed\n"); 757 goto bail; 758 } 759 760 result = 0; 761 762 bail: 763 free(stackTraceFile); 764 return result; 765 } 766 767 char* AndroidRuntime::toSlashClassName(const char* className) 768 { 769 char* result = strdup(className); 770 for (char* cp = result; *cp != '\0'; cp++) { 771 if (*cp == '.') { 772 *cp = '/'; 773 } 774 } 775 return result; 776 } 777 778 /* 779 * Start the Android runtime. This involves starting the virtual machine 780 * and calling the "static void main(String[] args)" method in the class 781 * named by "className". 782 * 783 * Passes the main function two arguments, the class name and the specified 784 * options string. 785 */ 786 void AndroidRuntime::start(const char* className, const char* options) 787 { 788 ALOGD("\n>>>>>> AndroidRuntime START %s <<<<<<\n", 789 className != NULL ? className : "(unknown)"); 790 791 blockSigpipe(); 792 793 /* 794 * 'startSystemServer == true' means runtime is obsolete and not run from 795 * init.rc anymore, so we print out the boot start event here. 796 */ 797 if (strcmp(options, "start-system-server") == 0) { 798 /* track our progress through the boot sequence */ 799 const int LOG_BOOT_PROGRESS_START = 3000; 800 LOG_EVENT_LONG(LOG_BOOT_PROGRESS_START, 801 ns2ms(systemTime(SYSTEM_TIME_MONOTONIC))); 802 } 803 804 const char* rootDir = getenv("ANDROID_ROOT"); 805 if (rootDir == NULL) { 806 rootDir = "/system"; 807 if (!hasDir("/system")) { 808 LOG_FATAL("No root directory specified, and /android does not exist."); 809 return; 810 } 811 setenv("ANDROID_ROOT", rootDir, 1); 812 } 813 814 //const char* kernelHack = getenv("LD_ASSUME_KERNEL"); 815 //ALOGD("Found LD_ASSUME_KERNEL='%s'\n", kernelHack); 816 817 /* start the virtual machine */ 818 JNIEnv* env; 819 if (startVm(&mJavaVM, &env) != 0) { 820 return; 821 } 822 onVmCreated(env); 823 824 /* 825 * Register android functions. 826 */ 827 if (startReg(env) < 0) { 828 ALOGE("Unable to register all android natives\n"); 829 return; 830 } 831 832 /* 833 * We want to call main() with a String array with arguments in it. 834 * At present we have two arguments, the class name and an option string. 835 * Create an array to hold them. 836 */ 837 jclass stringClass; 838 jobjectArray strArray; 839 jstring classNameStr; 840 jstring optionsStr; 841 842 stringClass = env->FindClass("java/lang/String"); 843 assert(stringClass != NULL); 844 strArray = env->NewObjectArray(2, stringClass, NULL); 845 assert(strArray != NULL); 846 classNameStr = env->NewStringUTF(className); 847 assert(classNameStr != NULL); 848 env->SetObjectArrayElement(strArray, 0, classNameStr); 849 optionsStr = env->NewStringUTF(options); 850 env->SetObjectArrayElement(strArray, 1, optionsStr); 851 852 /* 853 * Start VM. This thread becomes the main thread of the VM, and will 854 * not return until the VM exits. 855 */ 856 char* slashClassName = toSlashClassName(className); 857 jclass startClass = env->FindClass(slashClassName); 858 if (startClass == NULL) { 859 ALOGE("JavaVM unable to locate class '%s'\n", slashClassName); 860 /* keep going */ 861 } else { 862 jmethodID startMeth = env->GetStaticMethodID(startClass, "main", 863 "([Ljava/lang/String;)V"); 864 if (startMeth == NULL) { 865 ALOGE("JavaVM unable to find main() in '%s'\n", className); 866 /* keep going */ 867 } else { 868 env->CallStaticVoidMethod(startClass, startMeth, strArray); 869 870 #if 0 871 if (env->ExceptionCheck()) 872 threadExitUncaughtException(env); 873 #endif 874 } 875 } 876 free(slashClassName); 877 878 ALOGD("Shutting down VM\n"); 879 if (mJavaVM->DetachCurrentThread() != JNI_OK) 880 ALOGW("Warning: unable to detach main thread\n"); 881 if (mJavaVM->DestroyJavaVM() != 0) 882 ALOGW("Warning: VM did not shut down cleanly\n"); 883 } 884 885 void AndroidRuntime::exit(int code) 886 { 887 if (mExitWithoutCleanup) { 888 ALOGI("VM exiting with result code %d, cleanup skipped.", code); 889 ::_exit(code); 890 } else { 891 ALOGI("VM exiting with result code %d.", code); 892 onExit(code); 893 ::exit(code); 894 } 895 } 896 897 void AndroidRuntime::onVmCreated(JNIEnv* env) 898 { 899 // If AndroidRuntime had anything to do here, we'd have done it in 'start'. 900 } 901 902 /* 903 * Get the JNIEnv pointer for this thread. 904 * 905 * Returns NULL if the slot wasn't allocated or populated. 906 */ 907 /*static*/ JNIEnv* AndroidRuntime::getJNIEnv() 908 { 909 JNIEnv* env; 910 JavaVM* vm = AndroidRuntime::getJavaVM(); 911 assert(vm != NULL); 912 913 if (vm->GetEnv((void**) &env, JNI_VERSION_1_4) != JNI_OK) 914 return NULL; 915 return env; 916 } 917 918 /* 919 * Makes the current thread visible to the VM. 920 * 921 * The JNIEnv pointer returned is only valid for the current thread, and 922 * thus must be tucked into thread-local storage. 923 */ 924 static int javaAttachThread(const char* threadName, JNIEnv** pEnv) 925 { 926 JavaVMAttachArgs args; 927 JavaVM* vm; 928 jint result; 929 930 vm = AndroidRuntime::getJavaVM(); 931 assert(vm != NULL); 932 933 args.version = JNI_VERSION_1_4; 934 args.name = (char*) threadName; 935 args.group = NULL; 936 937 result = vm->AttachCurrentThread(pEnv, (void*) &args); 938 if (result != JNI_OK) 939 ALOGI("NOTE: attach of thread '%s' failed\n", threadName); 940 941 return result; 942 } 943 944 /* 945 * Detach the current thread from the set visible to the VM. 946 */ 947 static int javaDetachThread(void) 948 { 949 JavaVM* vm; 950 jint result; 951 952 vm = AndroidRuntime::getJavaVM(); 953 assert(vm != NULL); 954 955 result = vm->DetachCurrentThread(); 956 if (result != JNI_OK) 957 ALOGE("ERROR: thread detach failed\n"); 958 return result; 959 } 960 961 /* 962 * When starting a native thread that will be visible from the VM, we 963 * bounce through this to get the right attach/detach action. 964 * Note that this function calls free(args) 965 */ 966 /*static*/ int AndroidRuntime::javaThreadShell(void* args) { 967 void* start = ((void**)args)[0]; 968 void* userData = ((void **)args)[1]; 969 char* name = (char*) ((void **)args)[2]; // we own this storage 970 free(args); 971 JNIEnv* env; 972 int result; 973 974 /* hook us into the VM */ 975 if (javaAttachThread(name, &env) != JNI_OK) 976 return -1; 977 978 /* start the thread running */ 979 result = (*(android_thread_func_t)start)(userData); 980 981 /* unhook us */ 982 javaDetachThread(); 983 free(name); 984 985 return result; 986 } 987 988 /* 989 * This is invoked from androidCreateThreadEtc() via the callback 990 * set with androidSetCreateThreadFunc(). 991 * 992 * We need to create the new thread in such a way that it gets hooked 993 * into the VM before it really starts executing. 994 */ 995 /*static*/ int AndroidRuntime::javaCreateThreadEtc( 996 android_thread_func_t entryFunction, 997 void* userData, 998 const char* threadName, 999 int32_t threadPriority, 1000 size_t threadStackSize, 1001 android_thread_id_t* threadId) 1002 { 1003 void** args = (void**) malloc(3 * sizeof(void*)); // javaThreadShell must free 1004 int result; 1005 1006 assert(threadName != NULL); 1007 1008 args[0] = (void*) entryFunction; 1009 args[1] = userData; 1010 args[2] = (void*) strdup(threadName); // javaThreadShell must free 1011 1012 result = androidCreateRawThreadEtc(AndroidRuntime::javaThreadShell, args, 1013 threadName, threadPriority, threadStackSize, threadId); 1014 return result; 1015 } 1016 1017 /* 1018 * Create a thread that is visible from the VM. 1019 * 1020 * This is called from elsewhere in the library. 1021 */ 1022 /*static*/ android_thread_id_t AndroidRuntime::createJavaThread(const char* name, 1023 void (*start)(void *), void* arg) 1024 { 1025 android_thread_id_t threadId = 0; 1026 javaCreateThreadEtc((android_thread_func_t) start, arg, name, 1027 ANDROID_PRIORITY_DEFAULT, 0, &threadId); 1028 return threadId; 1029 } 1030 1031 #if 0 1032 static void quickTest(void* arg) 1033 { 1034 const char* str = (const char*) arg; 1035 1036 printf("In quickTest: %s\n", str); 1037 } 1038 #endif 1039 1040 #ifdef NDEBUG 1041 #define REG_JNI(name) { name } 1042 struct RegJNIRec { 1043 int (*mProc)(JNIEnv*); 1044 }; 1045 #else 1046 #define REG_JNI(name) { name, #name } 1047 struct RegJNIRec { 1048 int (*mProc)(JNIEnv*); 1049 const char* mName; 1050 }; 1051 #endif 1052 1053 typedef void (*RegJAMProc)(); 1054 1055 static int register_jni_procs(const RegJNIRec array[], size_t count, JNIEnv* env) 1056 { 1057 for (size_t i = 0; i < count; i++) { 1058 if (array[i].mProc(env) < 0) { 1059 #ifndef NDEBUG 1060 ALOGD("----------!!! %s failed to load\n", array[i].mName); 1061 #endif 1062 return -1; 1063 } 1064 } 1065 return 0; 1066 } 1067 1068 static void register_jam_procs(const RegJAMProc array[], size_t count) 1069 { 1070 for (size_t i = 0; i < count; i++) { 1071 array[i](); 1072 } 1073 } 1074 1075 static const RegJNIRec gRegJNI[] = { 1076 REG_JNI(register_android_debug_JNITest), 1077 REG_JNI(register_com_android_internal_os_RuntimeInit), 1078 REG_JNI(register_android_os_SystemClock), 1079 REG_JNI(register_android_util_EventLog), 1080 REG_JNI(register_android_util_Log), 1081 REG_JNI(register_android_util_FloatMath), 1082 REG_JNI(register_android_text_format_Time), 1083 REG_JNI(register_android_content_AssetManager), 1084 REG_JNI(register_android_content_StringBlock), 1085 REG_JNI(register_android_content_XmlBlock), 1086 REG_JNI(register_android_emoji_EmojiFactory), 1087 REG_JNI(register_android_text_AndroidCharacter), 1088 REG_JNI(register_android_text_AndroidBidi), 1089 REG_JNI(register_android_view_InputDevice), 1090 REG_JNI(register_android_view_KeyCharacterMap), 1091 REG_JNI(register_android_os_Process), 1092 REG_JNI(register_android_os_SystemProperties), 1093 REG_JNI(register_android_os_Binder), 1094 REG_JNI(register_android_os_Parcel), 1095 REG_JNI(register_android_view_Display), 1096 REG_JNI(register_android_view_DisplayEventReceiver), 1097 REG_JNI(register_android_nio_utils), 1098 REG_JNI(register_android_graphics_PixelFormat), 1099 REG_JNI(register_android_graphics_Graphics), 1100 REG_JNI(register_android_view_GLES20DisplayList), 1101 REG_JNI(register_android_view_GLES20Canvas), 1102 REG_JNI(register_android_view_HardwareRenderer), 1103 REG_JNI(register_android_view_Surface), 1104 REG_JNI(register_android_view_TextureView), 1105 REG_JNI(register_com_google_android_gles_jni_EGLImpl), 1106 REG_JNI(register_com_google_android_gles_jni_GLImpl), 1107 REG_JNI(register_android_opengl_jni_GLES10), 1108 REG_JNI(register_android_opengl_jni_GLES10Ext), 1109 REG_JNI(register_android_opengl_jni_GLES11), 1110 REG_JNI(register_android_opengl_jni_GLES11Ext), 1111 REG_JNI(register_android_opengl_jni_GLES20), 1112 1113 REG_JNI(register_android_graphics_Bitmap), 1114 REG_JNI(register_android_graphics_BitmapFactory), 1115 REG_JNI(register_android_graphics_BitmapRegionDecoder), 1116 REG_JNI(register_android_graphics_Camera), 1117 REG_JNI(register_android_graphics_Canvas), 1118 REG_JNI(register_android_graphics_ColorFilter), 1119 REG_JNI(register_android_graphics_DrawFilter), 1120 REG_JNI(register_android_graphics_Interpolator), 1121 REG_JNI(register_android_graphics_LayerRasterizer), 1122 REG_JNI(register_android_graphics_MaskFilter), 1123 REG_JNI(register_android_graphics_Matrix), 1124 REG_JNI(register_android_graphics_Movie), 1125 REG_JNI(register_android_graphics_NinePatch), 1126 REG_JNI(register_android_graphics_Paint), 1127 REG_JNI(register_android_graphics_Path), 1128 REG_JNI(register_android_graphics_PathMeasure), 1129 REG_JNI(register_android_graphics_PathEffect), 1130 REG_JNI(register_android_graphics_Picture), 1131 REG_JNI(register_android_graphics_PorterDuff), 1132 REG_JNI(register_android_graphics_Rasterizer), 1133 REG_JNI(register_android_graphics_Region), 1134 REG_JNI(register_android_graphics_Shader), 1135 REG_JNI(register_android_graphics_SurfaceTexture), 1136 REG_JNI(register_android_graphics_Typeface), 1137 REG_JNI(register_android_graphics_Xfermode), 1138 REG_JNI(register_android_graphics_YuvImage), 1139 1140 REG_JNI(register_android_database_CursorWindow), 1141 REG_JNI(register_android_database_SQLiteConnection), 1142 REG_JNI(register_android_database_SQLiteGlobal), 1143 REG_JNI(register_android_database_SQLiteDebug), 1144 REG_JNI(register_android_os_Debug), 1145 REG_JNI(register_android_os_FileObserver), 1146 REG_JNI(register_android_os_FileUtils), 1147 REG_JNI(register_android_os_MessageQueue), 1148 REG_JNI(register_android_os_ParcelFileDescriptor), 1149 REG_JNI(register_android_os_StatFs), 1150 REG_JNI(register_android_os_Trace), 1151 REG_JNI(register_android_os_UEventObserver), 1152 REG_JNI(register_android_net_LocalSocketImpl), 1153 REG_JNI(register_android_net_NetworkUtils), 1154 REG_JNI(register_android_net_TrafficStats), 1155 REG_JNI(register_android_net_wifi_WifiManager), 1156 REG_JNI(register_android_os_MemoryFile), 1157 REG_JNI(register_com_android_internal_os_ZygoteInit), 1158 REG_JNI(register_android_hardware_Camera), 1159 REG_JNI(register_android_hardware_SensorManager), 1160 REG_JNI(register_android_hardware_SerialPort), 1161 REG_JNI(register_android_hardware_UsbDevice), 1162 REG_JNI(register_android_hardware_UsbDeviceConnection), 1163 REG_JNI(register_android_hardware_UsbRequest), 1164 REG_JNI(register_android_media_AudioRecord), 1165 REG_JNI(register_android_media_AudioSystem), 1166 REG_JNI(register_android_media_AudioTrack), 1167 REG_JNI(register_android_media_JetPlayer), 1168 REG_JNI(register_android_media_ToneGenerator), 1169 1170 REG_JNI(register_android_opengl_classes), 1171 REG_JNI(register_android_bluetooth_HeadsetBase), 1172 REG_JNI(register_android_bluetooth_BluetoothAudioGateway), 1173 REG_JNI(register_android_bluetooth_BluetoothSocket), 1174 REG_JNI(register_android_server_BluetoothService), 1175 REG_JNI(register_android_server_BluetoothEventLoop), 1176 REG_JNI(register_android_server_BluetoothA2dpService), 1177 REG_JNI(register_android_server_NetworkManagementSocketTagger), 1178 REG_JNI(register_android_server_Watchdog), 1179 REG_JNI(register_android_ddm_DdmHandleNativeHeap), 1180 REG_JNI(register_android_backup_BackupDataInput), 1181 REG_JNI(register_android_backup_BackupDataOutput), 1182 REG_JNI(register_android_backup_FileBackupHelperBase), 1183 REG_JNI(register_android_backup_BackupHelperDispatcher), 1184 REG_JNI(register_android_app_backup_FullBackup), 1185 REG_JNI(register_android_app_ActivityThread), 1186 REG_JNI(register_android_app_NativeActivity), 1187 REG_JNI(register_android_view_InputChannel), 1188 REG_JNI(register_android_view_InputEventReceiver), 1189 REG_JNI(register_android_view_KeyEvent), 1190 REG_JNI(register_android_view_MotionEvent), 1191 REG_JNI(register_android_view_PointerIcon), 1192 REG_JNI(register_android_view_VelocityTracker), 1193 1194 REG_JNI(register_android_content_res_ObbScanner), 1195 REG_JNI(register_android_content_res_Configuration), 1196 1197 REG_JNI(register_android_animation_PropertyValuesHolder), 1198 REG_JNI(register_com_android_internal_content_NativeLibraryHelper), 1199 }; 1200 1201 /* 1202 * Register android native functions with the VM. 1203 */ 1204 /*static*/ int AndroidRuntime::startReg(JNIEnv* env) 1205 { 1206 /* 1207 * This hook causes all future threads created in this process to be 1208 * attached to the JavaVM. (This needs to go away in favor of JNI 1209 * Attach calls.) 1210 */ 1211 androidSetCreateThreadFunc((android_create_thread_fn) javaCreateThreadEtc); 1212 1213 ALOGV("--- registering native functions ---\n"); 1214 1215 /* 1216 * Every "register" function calls one or more things that return 1217 * a local reference (e.g. FindClass). Because we haven't really 1218 * started the VM yet, they're all getting stored in the base frame 1219 * and never released. Use Push/Pop to manage the storage. 1220 */ 1221 env->PushLocalFrame(200); 1222 1223 if (register_jni_procs(gRegJNI, NELEM(gRegJNI), env) < 0) { 1224 env->PopLocalFrame(NULL); 1225 return -1; 1226 } 1227 env->PopLocalFrame(NULL); 1228 1229 //createJavaThread("fubar", quickTest, (void*) "hello"); 1230 1231 return 0; 1232 } 1233 1234 AndroidRuntime* AndroidRuntime::getRuntime() 1235 { 1236 return gCurRuntime; 1237 } 1238 1239 /** 1240 * Used by WithFramework to register native functions. 1241 */ 1242 extern "C" 1243 jint Java_com_android_internal_util_WithFramework_registerNatives( 1244 JNIEnv* env, jclass clazz) { 1245 return register_jni_procs(gRegJNI, NELEM(gRegJNI), env); 1246 } 1247 1248 /** 1249 * Used by LoadClass to register native functions. 1250 */ 1251 extern "C" 1252 jint Java_LoadClass_registerNatives(JNIEnv* env, jclass clazz) { 1253 return register_jni_procs(gRegJNI, NELEM(gRegJNI), env); 1254 } 1255 1256 } // namespace android 1257
