AndroidRuntime.cpp revision aa1d023bb9a9be36106423b567291b3f2174860f
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/threads.h> 28#include <cutils/properties.h> 29 30#include <SkGraphics.h> 31#include <SkImageDecoder.h> 32#include <SkImageRef_GlobalPool.h> 33 34#include "jni.h" 35#include "JNIHelp.h" 36#include "JniInvocation.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 48using namespace android; 49 50extern int register_android_os_Binder(JNIEnv* env); 51extern int register_android_os_Process(JNIEnv* env); 52extern int register_android_graphics_Bitmap(JNIEnv*); 53extern int register_android_graphics_BitmapFactory(JNIEnv*); 54extern int register_android_graphics_BitmapRegionDecoder(JNIEnv*); 55extern int register_android_graphics_Camera(JNIEnv* env); 56extern int register_android_graphics_CreateJavaOutputStreamAdaptor(JNIEnv* env); 57extern int register_android_graphics_Graphics(JNIEnv* env); 58extern int register_android_graphics_Interpolator(JNIEnv* env); 59extern int register_android_graphics_LayerRasterizer(JNIEnv*); 60extern int register_android_graphics_MaskFilter(JNIEnv* env); 61extern int register_android_graphics_Movie(JNIEnv* env); 62extern int register_android_graphics_NinePatch(JNIEnv*); 63extern int register_android_graphics_PathEffect(JNIEnv* env); 64extern int register_android_graphics_Shader(JNIEnv* env); 65extern int register_android_graphics_Typeface(JNIEnv* env); 66extern int register_android_graphics_YuvImage(JNIEnv* env); 67 68extern int register_com_google_android_gles_jni_EGLImpl(JNIEnv* env); 69extern int register_com_google_android_gles_jni_GLImpl(JNIEnv* env); 70extern int register_android_opengl_jni_EGL14(JNIEnv* env); 71extern int register_android_opengl_jni_EGLExt(JNIEnv* env); 72extern int register_android_opengl_jni_GLES10(JNIEnv* env); 73extern int register_android_opengl_jni_GLES10Ext(JNIEnv* env); 74extern int register_android_opengl_jni_GLES11(JNIEnv* env); 75extern int register_android_opengl_jni_GLES11Ext(JNIEnv* env); 76extern int register_android_opengl_jni_GLES20(JNIEnv* env); 77extern int register_android_opengl_jni_GLES30(JNIEnv* env); 78 79extern int register_android_hardware_Camera(JNIEnv *env); 80extern int register_android_hardware_camera2_CameraMetadata(JNIEnv *env); 81extern int register_android_hardware_SensorManager(JNIEnv *env); 82extern int register_android_hardware_SerialPort(JNIEnv *env); 83extern int register_android_hardware_UsbDevice(JNIEnv *env); 84extern int register_android_hardware_UsbDeviceConnection(JNIEnv *env); 85extern int register_android_hardware_UsbRequest(JNIEnv *env); 86 87extern int register_android_media_AudioRecord(JNIEnv *env); 88extern int register_android_media_AudioSystem(JNIEnv *env); 89extern int register_android_media_AudioTrack(JNIEnv *env); 90extern int register_android_media_JetPlayer(JNIEnv *env); 91extern int register_android_media_ToneGenerator(JNIEnv *env); 92 93extern int register_android_util_FloatMath(JNIEnv* env); 94 95namespace android { 96 97/* 98 * JNI-based registration functions. Note these are properly contained in 99 * namespace android. 100 */ 101extern int register_android_content_AssetManager(JNIEnv* env); 102extern int register_android_util_EventLog(JNIEnv* env); 103extern int register_android_util_Log(JNIEnv* env); 104extern int register_android_content_StringBlock(JNIEnv* env); 105extern int register_android_content_XmlBlock(JNIEnv* env); 106extern int register_android_emoji_EmojiFactory(JNIEnv* env); 107extern int register_android_graphics_Canvas(JNIEnv* env); 108extern int register_android_graphics_ColorFilter(JNIEnv* env); 109extern int register_android_graphics_DrawFilter(JNIEnv* env); 110extern int register_android_graphics_Matrix(JNIEnv* env); 111extern int register_android_graphics_Paint(JNIEnv* env); 112extern int register_android_graphics_Path(JNIEnv* env); 113extern int register_android_graphics_PathMeasure(JNIEnv* env); 114extern int register_android_graphics_Picture(JNIEnv*); 115extern int register_android_graphics_PorterDuff(JNIEnv* env); 116extern int register_android_graphics_Rasterizer(JNIEnv* env); 117extern int register_android_graphics_Region(JNIEnv* env); 118extern int register_android_graphics_SurfaceTexture(JNIEnv* env); 119extern int register_android_graphics_Xfermode(JNIEnv* env); 120extern int register_android_graphics_pdf_PdfDocument(JNIEnv* env); 121extern int register_android_view_DisplayEventReceiver(JNIEnv* env); 122extern int register_android_view_DisplayList(JNIEnv* env); 123extern int register_android_view_GraphicBuffer(JNIEnv* env); 124extern int register_android_view_GLES20Canvas(JNIEnv* env); 125extern int register_android_view_GLRenderer(JNIEnv* env); 126extern int register_android_view_HardwareLayer(JNIEnv* env); 127extern int register_android_view_ThreadedRenderer(JNIEnv* env); 128extern int register_android_view_Surface(JNIEnv* env); 129extern int register_android_view_SurfaceControl(JNIEnv* env); 130extern int register_android_view_SurfaceSession(JNIEnv* env); 131extern int register_android_view_TextureView(JNIEnv* env); 132extern int register_android_database_CursorWindow(JNIEnv* env); 133extern int register_android_database_SQLiteConnection(JNIEnv* env); 134extern int register_android_database_SQLiteGlobal(JNIEnv* env); 135extern int register_android_database_SQLiteDebug(JNIEnv* env); 136extern int register_android_nio_utils(JNIEnv* env); 137extern int register_android_text_format_Time(JNIEnv* env); 138extern int register_android_os_Debug(JNIEnv* env); 139extern int register_android_os_MessageQueue(JNIEnv* env); 140extern int register_android_os_Parcel(JNIEnv* env); 141extern int register_android_os_SELinux(JNIEnv* env); 142extern int register_android_os_SystemProperties(JNIEnv *env); 143extern int register_android_os_SystemClock(JNIEnv* env); 144extern int register_android_os_Trace(JNIEnv* env); 145extern int register_android_os_FileObserver(JNIEnv *env); 146extern int register_android_os_UEventObserver(JNIEnv* env); 147extern int register_android_os_MemoryFile(JNIEnv* env); 148extern int register_android_net_LocalSocketImpl(JNIEnv* env); 149extern int register_android_net_NetworkUtils(JNIEnv* env); 150extern int register_android_net_TrafficStats(JNIEnv* env); 151extern int register_android_text_AndroidCharacter(JNIEnv *env); 152extern int register_android_text_AndroidBidi(JNIEnv *env); 153extern int register_android_opengl_classes(JNIEnv *env); 154extern int register_android_server_NetworkManagementSocketTagger(JNIEnv* env); 155extern int register_android_server_Watchdog(JNIEnv* env); 156extern int register_android_ddm_DdmHandleNativeHeap(JNIEnv *env); 157extern int register_com_android_internal_os_ZygoteInit(JNIEnv* env); 158extern int register_android_backup_BackupDataInput(JNIEnv *env); 159extern int register_android_backup_BackupDataOutput(JNIEnv *env); 160extern int register_android_backup_FileBackupHelperBase(JNIEnv *env); 161extern int register_android_backup_BackupHelperDispatcher(JNIEnv *env); 162extern int register_android_app_backup_FullBackup(JNIEnv *env); 163extern int register_android_app_ActivityThread(JNIEnv *env); 164extern int register_android_app_NativeActivity(JNIEnv *env); 165extern int register_android_media_RemoteDisplay(JNIEnv *env); 166extern int register_android_view_InputChannel(JNIEnv* env); 167extern int register_android_view_InputDevice(JNIEnv* env); 168extern int register_android_view_InputEventReceiver(JNIEnv* env); 169extern int register_android_view_InputEventSender(JNIEnv* env); 170extern int register_android_view_InputQueue(JNIEnv* env); 171extern int register_android_view_KeyCharacterMap(JNIEnv *env); 172extern int register_android_view_KeyEvent(JNIEnv* env); 173extern int register_android_view_MotionEvent(JNIEnv* env); 174extern int register_android_view_PointerIcon(JNIEnv* env); 175extern int register_android_view_VelocityTracker(JNIEnv* env); 176extern int register_android_content_res_ObbScanner(JNIEnv* env); 177extern int register_android_content_res_Configuration(JNIEnv* env); 178extern int register_android_animation_PropertyValuesHolder(JNIEnv *env); 179extern int register_com_android_internal_content_NativeLibraryHelper(JNIEnv *env); 180extern int register_com_android_internal_net_NetworkStatsFactory(JNIEnv *env); 181 182static AndroidRuntime* gCurRuntime = NULL; 183 184static void doThrow(JNIEnv* env, const char* exc, const char* msg = NULL) 185{ 186 if (jniThrowException(env, exc, msg) != 0) 187 assert(false); 188} 189 190/* 191 * Code written in the Java Programming Language calls here from main(). 192 */ 193static void com_android_internal_os_RuntimeInit_nativeFinishInit(JNIEnv* env, jobject clazz) 194{ 195 gCurRuntime->onStarted(); 196} 197 198static void com_android_internal_os_RuntimeInit_nativeZygoteInit(JNIEnv* env, jobject clazz) 199{ 200 gCurRuntime->onZygoteInit(); 201} 202 203static void com_android_internal_os_RuntimeInit_nativeSetExitWithoutCleanup(JNIEnv* env, 204 jobject clazz, jboolean exitWithoutCleanup) 205{ 206 gCurRuntime->setExitWithoutCleanup(exitWithoutCleanup); 207} 208 209/* 210 * JNI registration. 211 */ 212static JNINativeMethod gMethods[] = { 213 { "nativeFinishInit", "()V", 214 (void*) com_android_internal_os_RuntimeInit_nativeFinishInit }, 215 { "nativeZygoteInit", "()V", 216 (void*) com_android_internal_os_RuntimeInit_nativeZygoteInit }, 217 { "nativeSetExitWithoutCleanup", "(Z)V", 218 (void*) com_android_internal_os_RuntimeInit_nativeSetExitWithoutCleanup }, 219}; 220 221int register_com_android_internal_os_RuntimeInit(JNIEnv* env) 222{ 223 return jniRegisterNativeMethods(env, "com/android/internal/os/RuntimeInit", 224 gMethods, NELEM(gMethods)); 225} 226 227// ---------------------------------------------------------------------- 228 229/*static*/ JavaVM* AndroidRuntime::mJavaVM = NULL; 230 231 232AndroidRuntime::AndroidRuntime() : 233 mExitWithoutCleanup(false) 234{ 235 SkGraphics::Init(); 236 // this sets our preference for 16bit images during decode 237 // in case the src is opaque and 24bit 238 SkImageDecoder::SetDeviceConfig(SkBitmap::kRGB_565_Config); 239 // This cache is shared between browser native images, and java "purgeable" 240 // bitmaps. This globalpool is for images that do not either use the java 241 // heap, or are not backed by ashmem. See BitmapFactory.cpp for the key 242 // java call site. 243 SkImageRef_GlobalPool::SetRAMBudget(512 * 1024); 244 // There is also a global font cache, but its budget is specified in code 245 // see SkFontHost_android.cpp 246 247 // Pre-allocate enough space to hold a fair number of options. 248 mOptions.setCapacity(20); 249 250 assert(gCurRuntime == NULL); // one per process 251 gCurRuntime = this; 252} 253 254AndroidRuntime::~AndroidRuntime() 255{ 256 SkGraphics::Term(); 257} 258 259/* 260 * Register native methods using JNI. 261 */ 262/*static*/ int AndroidRuntime::registerNativeMethods(JNIEnv* env, 263 const char* className, const JNINativeMethod* gMethods, int numMethods) 264{ 265 return jniRegisterNativeMethods(env, className, gMethods, numMethods); 266} 267 268status_t AndroidRuntime::callMain(const char* className, 269 jclass clazz, int argc, const char* const argv[]) 270{ 271 JNIEnv* env; 272 jmethodID methodId; 273 274 ALOGD("Calling main entry %s", className); 275 276 env = getJNIEnv(); 277 if (clazz == NULL || env == NULL) { 278 return UNKNOWN_ERROR; 279 } 280 281 methodId = env->GetStaticMethodID(clazz, "main", "([Ljava/lang/String;)V"); 282 if (methodId == NULL) { 283 ALOGE("ERROR: could not find method %s.main(String[])\n", className); 284 return UNKNOWN_ERROR; 285 } 286 287 /* 288 * We want to call main() with a String array with our arguments in it. 289 * Create an array and populate it. 290 */ 291 jclass stringClass; 292 jobjectArray strArray; 293 294 stringClass = env->FindClass("java/lang/String"); 295 strArray = env->NewObjectArray(argc, stringClass, NULL); 296 297 for (int i = 0; i < argc; i++) { 298 jstring argStr = env->NewStringUTF(argv[i]); 299 env->SetObjectArrayElement(strArray, i, argStr); 300 } 301 302 env->CallStaticVoidMethod(clazz, methodId, strArray); 303 return NO_ERROR; 304} 305 306/* 307 * The VM calls this through the "exit" hook. 308 */ 309static void runtime_exit(int code) 310{ 311 gCurRuntime->exit(code); 312} 313 314/* 315 * The VM calls this through the "vfprintf" hook. 316 * 317 * We ignore "fp" and just write the results to the log file. 318 */ 319static void runtime_vfprintf(FILE* fp, const char* format, va_list ap) 320{ 321 LOG_PRI_VA(ANDROID_LOG_INFO, "vm-printf", format, ap); 322} 323 324/** 325 * The VM calls this when mutex contention debugging is enabled to 326 * determine whether or not the blocked thread was a "sensitive thread" 327 * for user responsiveness/smoothess. 328 * 329 * Our policy for this is whether or not we're tracing any StrictMode 330 * events on this thread (which we might've inherited via Binder calls 331 * into us) 332 */ 333static bool runtime_isSensitiveThread() { 334 IPCThreadState* state = IPCThreadState::selfOrNull(); 335 return state && state->getStrictModePolicy() != 0; 336} 337 338 339/** 340 * Add VM arguments to the to-be-executed VM 341 * Stops at first non '-' argument (also stops at an argument of '--') 342 * Returns the number of args consumed 343 */ 344int AndroidRuntime::addVmArguments(int argc, const char* const argv[]) 345{ 346 int i; 347 348 for (i = 0; i<argc; i++) { 349 if (argv[i][0] != '-') { 350 return i; 351 } 352 if (argv[i][1] == '-' && argv[i][2] == 0) { 353 return i+1; 354 } 355 356 JavaVMOption opt; 357 memset(&opt, 0, sizeof(opt)); 358 opt.optionString = (char*)argv[i]; 359 mOptions.add(opt); 360 } 361 return i; 362} 363 364static int hasDir(const char* dir) 365{ 366 struct stat s; 367 int res = stat(dir, &s); 368 if (res == 0) { 369 return S_ISDIR(s.st_mode); 370 } 371 return 0; 372} 373 374/* 375 * Read the persistent locale. 376 */ 377static void readLocale(char* language, char* region) 378{ 379 char propLang[PROPERTY_VALUE_MAX], propRegn[PROPERTY_VALUE_MAX]; 380 381 property_get("persist.sys.language", propLang, ""); 382 property_get("persist.sys.country", propRegn, ""); 383 if (*propLang == 0 && *propRegn == 0) { 384 /* Set to ro properties, default is en_US */ 385 property_get("ro.product.locale.language", propLang, "en"); 386 property_get("ro.product.locale.region", propRegn, "US"); 387 } 388 strncat(language, propLang, 2); 389 strncat(region, propRegn, 2); 390 //ALOGD("language=%s region=%s\n", language, region); 391} 392 393/* 394 * Parse a property containing space-separated options that should be 395 * passed directly to the VM, e.g. "-Xmx32m -verbose:gc -Xregenmap". 396 * 397 * This will cut up "extraOptsBuf" as we chop it into individual options. 398 * 399 * If "quotingArg" is non-null, it is passed before each extra option in mOptions. 400 * 401 * Adds the strings, if any, to mOptions. 402 */ 403void AndroidRuntime::parseExtraOpts(char* extraOptsBuf, const char* quotingArg) 404{ 405 JavaVMOption opt; 406 memset(&opt, 0, sizeof(opt)); 407 char* start = extraOptsBuf; 408 char* end = NULL; 409 while (*start != '\0') { 410 while (*start == ' ') /* skip leading whitespace */ 411 start++; 412 if (*start == '\0') /* was trailing ws, bail */ 413 break; 414 415 end = start+1; 416 while (*end != ' ' && *end != '\0') /* find end of token */ 417 end++; 418 if (*end == ' ') 419 *end++ = '\0'; /* mark end, advance to indicate more */ 420 421 opt.optionString = start; 422 if (quotingArg != NULL) { 423 JavaVMOption quotingOpt; 424 quotingOpt.optionString = quotingArg; 425 mOptions.add(quotingOpt); 426 } 427 mOptions.add(opt); 428 start = end; 429 } 430} 431 432/* 433 * Start the Dalvik Virtual Machine. 434 * 435 * Various arguments, most determined by system properties, are passed in. 436 * The "mOptions" vector is updated. 437 * 438 * Returns 0 on success. 439 */ 440int AndroidRuntime::startVm(JavaVM** pJavaVM, JNIEnv** pEnv) 441{ 442 int result = -1; 443 JavaVMInitArgs initArgs; 444 JavaVMOption opt; 445 char propBuf[PROPERTY_VALUE_MAX]; 446 char stackTraceFileBuf[PROPERTY_VALUE_MAX]; 447 char dexoptFlagsBuf[PROPERTY_VALUE_MAX]; 448 char enableAssertBuf[sizeof("-ea:")-1 + PROPERTY_VALUE_MAX]; 449 char jniOptsBuf[sizeof("-Xjniopts:")-1 + PROPERTY_VALUE_MAX]; 450 char heapstartsizeOptsBuf[sizeof("-Xms")-1 + PROPERTY_VALUE_MAX]; 451 char heapsizeOptsBuf[sizeof("-Xmx")-1 + PROPERTY_VALUE_MAX]; 452 char heapgrowthlimitOptsBuf[sizeof("-XX:HeapGrowthLimit=")-1 + PROPERTY_VALUE_MAX]; 453 char heapminfreeOptsBuf[sizeof("-XX:HeapMinFree=")-1 + PROPERTY_VALUE_MAX]; 454 char heapmaxfreeOptsBuf[sizeof("-XX:HeapMaxFree=")-1 + PROPERTY_VALUE_MAX]; 455 char gctypeOptsBuf[sizeof("-Xgc:")-1 + PROPERTY_VALUE_MAX]; 456 char heaptargetutilizationOptsBuf[sizeof("-XX:HeapTargetUtilization=")-1 + PROPERTY_VALUE_MAX]; 457 char jitcodecachesizeOptsBuf[sizeof("-Xjitcodecachesize:")-1 + PROPERTY_VALUE_MAX]; 458 char dalvikVmLibBuf[PROPERTY_VALUE_MAX]; 459 char dex2oatFlagsBuf[PROPERTY_VALUE_MAX]; 460 char dex2oatImageFlagsBuf[PROPERTY_VALUE_MAX]; 461 char extraOptsBuf[PROPERTY_VALUE_MAX]; 462 char* stackTraceFile = NULL; 463 bool checkJni = false; 464 bool checkDexSum = false; 465 bool logStdio = false; 466 enum { 467 kEMDefault, 468 kEMIntPortable, 469 kEMIntFast, 470 kEMJitCompiler, 471 } executionMode = kEMDefault; 472 473 474 property_get("dalvik.vm.checkjni", propBuf, ""); 475 if (strcmp(propBuf, "true") == 0) { 476 checkJni = true; 477 } else if (strcmp(propBuf, "false") != 0) { 478 /* property is neither true nor false; fall back on kernel parameter */ 479 property_get("ro.kernel.android.checkjni", propBuf, ""); 480 if (propBuf[0] == '1') { 481 checkJni = true; 482 } 483 } 484 485 property_get("dalvik.vm.execution-mode", propBuf, ""); 486 if (strcmp(propBuf, "int:portable") == 0) { 487 executionMode = kEMIntPortable; 488 } else if (strcmp(propBuf, "int:fast") == 0) { 489 executionMode = kEMIntFast; 490 } else if (strcmp(propBuf, "int:jit") == 0) { 491 executionMode = kEMJitCompiler; 492 } 493 494 property_get("dalvik.vm.stack-trace-file", stackTraceFileBuf, ""); 495 496 property_get("dalvik.vm.check-dex-sum", propBuf, ""); 497 if (strcmp(propBuf, "true") == 0) { 498 checkDexSum = true; 499 } 500 501 property_get("log.redirect-stdio", propBuf, ""); 502 if (strcmp(propBuf, "true") == 0) { 503 logStdio = true; 504 } 505 506 strcpy(enableAssertBuf, "-ea:"); 507 property_get("dalvik.vm.enableassertions", enableAssertBuf+4, ""); 508 509 strcpy(jniOptsBuf, "-Xjniopts:"); 510 property_get("dalvik.vm.jniopts", jniOptsBuf+10, ""); 511 512 /* route exit() to our handler */ 513 opt.extraInfo = (void*) runtime_exit; 514 opt.optionString = "exit"; 515 mOptions.add(opt); 516 517 /* route fprintf() to our handler */ 518 opt.extraInfo = (void*) runtime_vfprintf; 519 opt.optionString = "vfprintf"; 520 mOptions.add(opt); 521 522 /* register the framework-specific "is sensitive thread" hook */ 523 opt.extraInfo = (void*) runtime_isSensitiveThread; 524 opt.optionString = "sensitiveThread"; 525 mOptions.add(opt); 526 527 opt.extraInfo = NULL; 528 529 /* enable verbose; standard options are { jni, gc, class } */ 530 //options[curOpt++].optionString = "-verbose:jni"; 531 opt.optionString = "-verbose:gc"; 532 mOptions.add(opt); 533 //options[curOpt++].optionString = "-verbose:class"; 534 535 /* 536 * The default starting and maximum size of the heap. Larger 537 * values should be specified in a product property override. 538 */ 539 strcpy(heapstartsizeOptsBuf, "-Xms"); 540 property_get("dalvik.vm.heapstartsize", heapstartsizeOptsBuf+4, "4m"); 541 opt.optionString = heapstartsizeOptsBuf; 542 mOptions.add(opt); 543 strcpy(heapsizeOptsBuf, "-Xmx"); 544 property_get("dalvik.vm.heapsize", heapsizeOptsBuf+4, "16m"); 545 opt.optionString = heapsizeOptsBuf; 546 mOptions.add(opt); 547 548 // Increase the main thread's interpreter stack size for bug 6315322. 549 opt.optionString = "-XX:mainThreadStackSize=24K"; 550 mOptions.add(opt); 551 552 // Set the max jit code cache size. Note: size of 0 will disable the JIT. 553 strcpy(jitcodecachesizeOptsBuf, "-Xjitcodecachesize:"); 554 property_get("dalvik.vm.jit.codecachesize", jitcodecachesizeOptsBuf+19, NULL); 555 if (jitcodecachesizeOptsBuf[19] != '\0') { 556 opt.optionString = jitcodecachesizeOptsBuf; 557 mOptions.add(opt); 558 } 559 560 strcpy(heapgrowthlimitOptsBuf, "-XX:HeapGrowthLimit="); 561 property_get("dalvik.vm.heapgrowthlimit", heapgrowthlimitOptsBuf+20, ""); 562 if (heapgrowthlimitOptsBuf[20] != '\0') { 563 opt.optionString = heapgrowthlimitOptsBuf; 564 mOptions.add(opt); 565 } 566 567 strcpy(heapminfreeOptsBuf, "-XX:HeapMinFree="); 568 property_get("dalvik.vm.heapminfree", heapminfreeOptsBuf+16, ""); 569 if (heapminfreeOptsBuf[16] != '\0') { 570 opt.optionString = heapminfreeOptsBuf; 571 mOptions.add(opt); 572 } 573 574 strcpy(heapmaxfreeOptsBuf, "-XX:HeapMaxFree="); 575 property_get("dalvik.vm.heapmaxfree", heapmaxfreeOptsBuf+16, ""); 576 if (heapmaxfreeOptsBuf[16] != '\0') { 577 opt.optionString = heapmaxfreeOptsBuf; 578 mOptions.add(opt); 579 } 580 581 strcpy(heaptargetutilizationOptsBuf, "-XX:HeapTargetUtilization="); 582 property_get("dalvik.vm.heaptargetutilization", heaptargetutilizationOptsBuf+26, ""); 583 if (heaptargetutilizationOptsBuf[26] != '\0') { 584 opt.optionString = heaptargetutilizationOptsBuf; 585 mOptions.add(opt); 586 } 587 588 property_get("ro.config.low_ram", propBuf, ""); 589 if (strcmp(propBuf, "true") == 0) { 590 opt.optionString = "-XX:LowMemoryMode"; 591 mOptions.add(opt); 592 } 593 594 strcpy(gctypeOptsBuf, "-Xgc:"); 595 property_get("dalvik.vm.gctype", gctypeOptsBuf+5, ""); 596 if (gctypeOptsBuf[5] != '\0') { 597 opt.optionString = gctypeOptsBuf; 598 mOptions.add(opt); 599 } 600 601 /* 602 * Enable or disable dexopt features, such as bytecode verification and 603 * calculation of register maps for precise GC. 604 */ 605 property_get("dalvik.vm.dexopt-flags", dexoptFlagsBuf, ""); 606 if (dexoptFlagsBuf[0] != '\0') { 607 const char* opc; 608 const char* val; 609 610 opc = strstr(dexoptFlagsBuf, "v="); /* verification */ 611 if (opc != NULL) { 612 switch (*(opc+2)) { 613 case 'n': val = "-Xverify:none"; break; 614 case 'r': val = "-Xverify:remote"; break; 615 case 'a': val = "-Xverify:all"; break; 616 default: val = NULL; break; 617 } 618 619 if (val != NULL) { 620 opt.optionString = val; 621 mOptions.add(opt); 622 } 623 } 624 625 opc = strstr(dexoptFlagsBuf, "o="); /* optimization */ 626 if (opc != NULL) { 627 switch (*(opc+2)) { 628 case 'n': val = "-Xdexopt:none"; break; 629 case 'v': val = "-Xdexopt:verified"; break; 630 case 'a': val = "-Xdexopt:all"; break; 631 case 'f': val = "-Xdexopt:full"; break; 632 default: val = NULL; break; 633 } 634 635 if (val != NULL) { 636 opt.optionString = val; 637 mOptions.add(opt); 638 } 639 } 640 641 opc = strstr(dexoptFlagsBuf, "m=y"); /* register map */ 642 if (opc != NULL) { 643 opt.optionString = "-Xgenregmap"; 644 mOptions.add(opt); 645 646 /* turn on precise GC while we're at it */ 647 opt.optionString = "-Xgc:precise"; 648 mOptions.add(opt); 649 } 650 } 651 652 /* enable debugging; set suspend=y to pause during VM init */ 653 /* use android ADB transport */ 654 opt.optionString = 655 "-agentlib:jdwp=transport=dt_android_adb,suspend=n,server=y"; 656 mOptions.add(opt); 657 658 ALOGD("CheckJNI is %s\n", checkJni ? "ON" : "OFF"); 659 if (checkJni) { 660 /* extended JNI checking */ 661 opt.optionString = "-Xcheck:jni"; 662 mOptions.add(opt); 663 664 /* set a cap on JNI global references */ 665 opt.optionString = "-Xjnigreflimit:2000"; 666 mOptions.add(opt); 667 668 /* with -Xcheck:jni, this provides a JNI function call trace */ 669 //opt.optionString = "-verbose:jni"; 670 //mOptions.add(opt); 671 } 672 673 char lockProfThresholdBuf[sizeof("-Xlockprofthreshold:") + sizeof(propBuf)]; 674 property_get("dalvik.vm.lockprof.threshold", propBuf, ""); 675 if (strlen(propBuf) > 0) { 676 strcpy(lockProfThresholdBuf, "-Xlockprofthreshold:"); 677 strcat(lockProfThresholdBuf, propBuf); 678 opt.optionString = lockProfThresholdBuf; 679 mOptions.add(opt); 680 } 681 682 /* Force interpreter-only mode for selected opcodes. Eg "1-0a,3c,f1-ff" */ 683 char jitOpBuf[sizeof("-Xjitop:") + PROPERTY_VALUE_MAX]; 684 property_get("dalvik.vm.jit.op", propBuf, ""); 685 if (strlen(propBuf) > 0) { 686 strcpy(jitOpBuf, "-Xjitop:"); 687 strcat(jitOpBuf, propBuf); 688 opt.optionString = jitOpBuf; 689 mOptions.add(opt); 690 } 691 692 /* Force interpreter-only mode for selected methods */ 693 char jitMethodBuf[sizeof("-Xjitmethod:") + PROPERTY_VALUE_MAX]; 694 property_get("dalvik.vm.jit.method", propBuf, ""); 695 if (strlen(propBuf) > 0) { 696 strcpy(jitMethodBuf, "-Xjitmethod:"); 697 strcat(jitMethodBuf, propBuf); 698 opt.optionString = jitMethodBuf; 699 mOptions.add(opt); 700 } 701 702 if (executionMode == kEMIntPortable) { 703 opt.optionString = "-Xint:portable"; 704 mOptions.add(opt); 705 } else if (executionMode == kEMIntFast) { 706 opt.optionString = "-Xint:fast"; 707 mOptions.add(opt); 708 } else if (executionMode == kEMJitCompiler) { 709 opt.optionString = "-Xint:jit"; 710 mOptions.add(opt); 711 } 712 713 if (checkDexSum) { 714 /* perform additional DEX checksum tests */ 715 opt.optionString = "-Xcheckdexsum"; 716 mOptions.add(opt); 717 } 718 719 if (logStdio) { 720 /* convert stdout/stderr to log messages */ 721 opt.optionString = "-Xlog-stdio"; 722 mOptions.add(opt); 723 } 724 725 if (enableAssertBuf[4] != '\0') { 726 /* accept "all" to mean "all classes and packages" */ 727 if (strcmp(enableAssertBuf+4, "all") == 0) 728 enableAssertBuf[3] = '\0'; 729 ALOGI("Assertions enabled: '%s'\n", enableAssertBuf); 730 opt.optionString = enableAssertBuf; 731 mOptions.add(opt); 732 } else { 733 ALOGV("Assertions disabled\n"); 734 } 735 736 if (jniOptsBuf[10] != '\0') { 737 ALOGI("JNI options: '%s'\n", jniOptsBuf); 738 opt.optionString = jniOptsBuf; 739 mOptions.add(opt); 740 } 741 742 if (stackTraceFileBuf[0] != '\0') { 743 static const char* stfOptName = "-Xstacktracefile:"; 744 745 stackTraceFile = (char*) malloc(strlen(stfOptName) + 746 strlen(stackTraceFileBuf) +1); 747 strcpy(stackTraceFile, stfOptName); 748 strcat(stackTraceFile, stackTraceFileBuf); 749 opt.optionString = stackTraceFile; 750 mOptions.add(opt); 751 } 752 753 // libart tolerates libdvm flags, but not vice versa, so only pass these if libart. 754 property_get("persist.sys.dalvik.vm.lib.1", dalvikVmLibBuf, "libdvm.so"); 755 if (strncmp(dalvikVmLibBuf, "libart", 6) == 0) { 756 757 // Extra options for DexClassLoader. 758 property_get("dalvik.vm.dex2oat-flags", dex2oatFlagsBuf, ""); 759 parseExtraOpts(dex2oatFlagsBuf, "-Xcompiler-option"); 760 761 // Extra options for boot.art/boot.oat image generation. 762 property_get("dalvik.vm.image-dex2oat-flags", dex2oatImageFlagsBuf, ""); 763 parseExtraOpts(dex2oatImageFlagsBuf, "-Ximage-compiler-option"); 764 } 765 766 /* extra options; parse this late so it overrides others */ 767 property_get("dalvik.vm.extra-opts", extraOptsBuf, ""); 768 parseExtraOpts(extraOptsBuf, NULL); 769 770 /* Set the properties for locale */ 771 { 772 char langOption[sizeof("-Duser.language=") + 3]; 773 char regionOption[sizeof("-Duser.region=") + 3]; 774 strcpy(langOption, "-Duser.language="); 775 strcpy(regionOption, "-Duser.region="); 776 readLocale(langOption, regionOption); 777 opt.extraInfo = NULL; 778 opt.optionString = langOption; 779 mOptions.add(opt); 780 opt.optionString = regionOption; 781 mOptions.add(opt); 782 } 783 784 initArgs.version = JNI_VERSION_1_4; 785 initArgs.options = mOptions.editArray(); 786 initArgs.nOptions = mOptions.size(); 787 initArgs.ignoreUnrecognized = JNI_FALSE; 788 789 /* 790 * Initialize the VM. 791 * 792 * The JavaVM* is essentially per-process, and the JNIEnv* is per-thread. 793 * If this call succeeds, the VM is ready, and we can start issuing 794 * JNI calls. 795 */ 796 if (JNI_CreateJavaVM(pJavaVM, pEnv, &initArgs) < 0) { 797 ALOGE("JNI_CreateJavaVM failed\n"); 798 goto bail; 799 } 800 801 result = 0; 802 803bail: 804 free(stackTraceFile); 805 return result; 806} 807 808char* AndroidRuntime::toSlashClassName(const char* className) 809{ 810 char* result = strdup(className); 811 for (char* cp = result; *cp != '\0'; cp++) { 812 if (*cp == '.') { 813 *cp = '/'; 814 } 815 } 816 return result; 817} 818 819/* 820 * Start the Android runtime. This involves starting the virtual machine 821 * and calling the "static void main(String[] args)" method in the class 822 * named by "className". 823 * 824 * Passes the main function two arguments, the class name and the specified 825 * options string. 826 */ 827void AndroidRuntime::start(const char* className, const char* options) 828{ 829 ALOGD("\n>>>>>> AndroidRuntime START %s <<<<<<\n", 830 className != NULL ? className : "(unknown)"); 831 832 /* 833 * 'startSystemServer == true' means runtime is obsolete and not run from 834 * init.rc anymore, so we print out the boot start event here. 835 */ 836 if (strcmp(options, "start-system-server") == 0) { 837 /* track our progress through the boot sequence */ 838 const int LOG_BOOT_PROGRESS_START = 3000; 839 LOG_EVENT_LONG(LOG_BOOT_PROGRESS_START, 840 ns2ms(systemTime(SYSTEM_TIME_MONOTONIC))); 841 } 842 843 const char* rootDir = getenv("ANDROID_ROOT"); 844 if (rootDir == NULL) { 845 rootDir = "/system"; 846 if (!hasDir("/system")) { 847 LOG_FATAL("No root directory specified, and /android does not exist."); 848 return; 849 } 850 setenv("ANDROID_ROOT", rootDir, 1); 851 } 852 853 //const char* kernelHack = getenv("LD_ASSUME_KERNEL"); 854 //ALOGD("Found LD_ASSUME_KERNEL='%s'\n", kernelHack); 855 856 /* start the virtual machine */ 857 JniInvocation jni_invocation; 858 jni_invocation.Init(NULL); 859 JNIEnv* env; 860 if (startVm(&mJavaVM, &env) != 0) { 861 return; 862 } 863 onVmCreated(env); 864 865 /* 866 * Register android functions. 867 */ 868 if (startReg(env) < 0) { 869 ALOGE("Unable to register all android natives\n"); 870 return; 871 } 872 873 /* 874 * We want to call main() with a String array with arguments in it. 875 * At present we have two arguments, the class name and an option string. 876 * Create an array to hold them. 877 */ 878 jclass stringClass; 879 jobjectArray strArray; 880 jstring classNameStr; 881 jstring optionsStr; 882 883 stringClass = env->FindClass("java/lang/String"); 884 assert(stringClass != NULL); 885 strArray = env->NewObjectArray(2, stringClass, NULL); 886 assert(strArray != NULL); 887 classNameStr = env->NewStringUTF(className); 888 assert(classNameStr != NULL); 889 env->SetObjectArrayElement(strArray, 0, classNameStr); 890 optionsStr = env->NewStringUTF(options); 891 env->SetObjectArrayElement(strArray, 1, optionsStr); 892 893 /* 894 * Start VM. This thread becomes the main thread of the VM, and will 895 * not return until the VM exits. 896 */ 897 char* slashClassName = toSlashClassName(className); 898 jclass startClass = env->FindClass(slashClassName); 899 if (startClass == NULL) { 900 ALOGE("JavaVM unable to locate class '%s'\n", slashClassName); 901 /* keep going */ 902 } else { 903 jmethodID startMeth = env->GetStaticMethodID(startClass, "main", 904 "([Ljava/lang/String;)V"); 905 if (startMeth == NULL) { 906 ALOGE("JavaVM unable to find main() in '%s'\n", className); 907 /* keep going */ 908 } else { 909 env->CallStaticVoidMethod(startClass, startMeth, strArray); 910 911#if 0 912 if (env->ExceptionCheck()) 913 threadExitUncaughtException(env); 914#endif 915 } 916 } 917 free(slashClassName); 918 919 ALOGD("Shutting down VM\n"); 920 if (mJavaVM->DetachCurrentThread() != JNI_OK) 921 ALOGW("Warning: unable to detach main thread\n"); 922 if (mJavaVM->DestroyJavaVM() != 0) 923 ALOGW("Warning: VM did not shut down cleanly\n"); 924} 925 926void AndroidRuntime::exit(int code) 927{ 928 if (mExitWithoutCleanup) { 929 ALOGI("VM exiting with result code %d, cleanup skipped.", code); 930 ::_exit(code); 931 } else { 932 ALOGI("VM exiting with result code %d.", code); 933 onExit(code); 934 ::exit(code); 935 } 936} 937 938void AndroidRuntime::onVmCreated(JNIEnv* env) 939{ 940 // If AndroidRuntime had anything to do here, we'd have done it in 'start'. 941} 942 943/* 944 * Get the JNIEnv pointer for this thread. 945 * 946 * Returns NULL if the slot wasn't allocated or populated. 947 */ 948/*static*/ JNIEnv* AndroidRuntime::getJNIEnv() 949{ 950 JNIEnv* env; 951 JavaVM* vm = AndroidRuntime::getJavaVM(); 952 assert(vm != NULL); 953 954 if (vm->GetEnv((void**) &env, JNI_VERSION_1_4) != JNI_OK) 955 return NULL; 956 return env; 957} 958 959/* 960 * Makes the current thread visible to the VM. 961 * 962 * The JNIEnv pointer returned is only valid for the current thread, and 963 * thus must be tucked into thread-local storage. 964 */ 965static int javaAttachThread(const char* threadName, JNIEnv** pEnv) 966{ 967 JavaVMAttachArgs args; 968 JavaVM* vm; 969 jint result; 970 971 vm = AndroidRuntime::getJavaVM(); 972 assert(vm != NULL); 973 974 args.version = JNI_VERSION_1_4; 975 args.name = (char*) threadName; 976 args.group = NULL; 977 978 result = vm->AttachCurrentThread(pEnv, (void*) &args); 979 if (result != JNI_OK) 980 ALOGI("NOTE: attach of thread '%s' failed\n", threadName); 981 982 return result; 983} 984 985/* 986 * Detach the current thread from the set visible to the VM. 987 */ 988static int javaDetachThread(void) 989{ 990 JavaVM* vm; 991 jint result; 992 993 vm = AndroidRuntime::getJavaVM(); 994 assert(vm != NULL); 995 996 result = vm->DetachCurrentThread(); 997 if (result != JNI_OK) 998 ALOGE("ERROR: thread detach failed\n"); 999 return result; 1000} 1001 1002/* 1003 * When starting a native thread that will be visible from the VM, we 1004 * bounce through this to get the right attach/detach action. 1005 * Note that this function calls free(args) 1006 */ 1007/*static*/ int AndroidRuntime::javaThreadShell(void* args) { 1008 void* start = ((void**)args)[0]; 1009 void* userData = ((void **)args)[1]; 1010 char* name = (char*) ((void **)args)[2]; // we own this storage 1011 free(args); 1012 JNIEnv* env; 1013 int result; 1014 1015 /* hook us into the VM */ 1016 if (javaAttachThread(name, &env) != JNI_OK) 1017 return -1; 1018 1019 /* start the thread running */ 1020 result = (*(android_thread_func_t)start)(userData); 1021 1022 /* unhook us */ 1023 javaDetachThread(); 1024 free(name); 1025 1026 return result; 1027} 1028 1029/* 1030 * This is invoked from androidCreateThreadEtc() via the callback 1031 * set with androidSetCreateThreadFunc(). 1032 * 1033 * We need to create the new thread in such a way that it gets hooked 1034 * into the VM before it really starts executing. 1035 */ 1036/*static*/ int AndroidRuntime::javaCreateThreadEtc( 1037 android_thread_func_t entryFunction, 1038 void* userData, 1039 const char* threadName, 1040 int32_t threadPriority, 1041 size_t threadStackSize, 1042 android_thread_id_t* threadId) 1043{ 1044 void** args = (void**) malloc(3 * sizeof(void*)); // javaThreadShell must free 1045 int result; 1046 1047 if (!threadName) 1048 threadName = "unnamed thread"; 1049 1050 args[0] = (void*) entryFunction; 1051 args[1] = userData; 1052 args[2] = (void*) strdup(threadName); // javaThreadShell must free 1053 1054 result = androidCreateRawThreadEtc(AndroidRuntime::javaThreadShell, args, 1055 threadName, threadPriority, threadStackSize, threadId); 1056 return result; 1057} 1058 1059/* 1060 * Create a thread that is visible from the VM. 1061 * 1062 * This is called from elsewhere in the library. 1063 */ 1064/*static*/ android_thread_id_t AndroidRuntime::createJavaThread(const char* name, 1065 void (*start)(void *), void* arg) 1066{ 1067 android_thread_id_t threadId = 0; 1068 javaCreateThreadEtc((android_thread_func_t) start, arg, name, 1069 ANDROID_PRIORITY_DEFAULT, 0, &threadId); 1070 return threadId; 1071} 1072 1073#if 0 1074static void quickTest(void* arg) 1075{ 1076 const char* str = (const char*) arg; 1077 1078 printf("In quickTest: %s\n", str); 1079} 1080#endif 1081 1082#ifdef NDEBUG 1083 #define REG_JNI(name) { name } 1084 struct RegJNIRec { 1085 int (*mProc)(JNIEnv*); 1086 }; 1087#else 1088 #define REG_JNI(name) { name, #name } 1089 struct RegJNIRec { 1090 int (*mProc)(JNIEnv*); 1091 const char* mName; 1092 }; 1093#endif 1094 1095typedef void (*RegJAMProc)(); 1096 1097static int register_jni_procs(const RegJNIRec array[], size_t count, JNIEnv* env) 1098{ 1099 for (size_t i = 0; i < count; i++) { 1100 if (array[i].mProc(env) < 0) { 1101#ifndef NDEBUG 1102 ALOGD("----------!!! %s failed to load\n", array[i].mName); 1103#endif 1104 return -1; 1105 } 1106 } 1107 return 0; 1108} 1109 1110static void register_jam_procs(const RegJAMProc array[], size_t count) 1111{ 1112 for (size_t i = 0; i < count; i++) { 1113 array[i](); 1114 } 1115} 1116 1117static const RegJNIRec gRegJNI[] = { 1118 REG_JNI(register_com_android_internal_os_RuntimeInit), 1119 REG_JNI(register_android_os_SystemClock), 1120 REG_JNI(register_android_util_EventLog), 1121 REG_JNI(register_android_util_Log), 1122 REG_JNI(register_android_util_FloatMath), 1123 REG_JNI(register_android_text_format_Time), 1124 REG_JNI(register_android_content_AssetManager), 1125 REG_JNI(register_android_content_StringBlock), 1126 REG_JNI(register_android_content_XmlBlock), 1127 REG_JNI(register_android_emoji_EmojiFactory), 1128 REG_JNI(register_android_text_AndroidCharacter), 1129 REG_JNI(register_android_text_AndroidBidi), 1130 REG_JNI(register_android_view_InputDevice), 1131 REG_JNI(register_android_view_KeyCharacterMap), 1132 REG_JNI(register_android_os_Process), 1133 REG_JNI(register_android_os_SystemProperties), 1134 REG_JNI(register_android_os_Binder), 1135 REG_JNI(register_android_os_Parcel), 1136 REG_JNI(register_android_nio_utils), 1137 REG_JNI(register_android_graphics_Graphics), 1138 REG_JNI(register_android_view_DisplayEventReceiver), 1139 REG_JNI(register_android_view_DisplayList), 1140 REG_JNI(register_android_view_GraphicBuffer), 1141 REG_JNI(register_android_view_GLES20Canvas), 1142 REG_JNI(register_android_view_GLRenderer), 1143 REG_JNI(register_android_view_HardwareLayer), 1144 REG_JNI(register_android_view_ThreadedRenderer), 1145 REG_JNI(register_android_view_Surface), 1146 REG_JNI(register_android_view_SurfaceControl), 1147 REG_JNI(register_android_view_SurfaceSession), 1148 REG_JNI(register_android_view_TextureView), 1149 REG_JNI(register_com_google_android_gles_jni_EGLImpl), 1150 REG_JNI(register_com_google_android_gles_jni_GLImpl), 1151 REG_JNI(register_android_opengl_jni_EGL14), 1152 REG_JNI(register_android_opengl_jni_EGLExt), 1153 REG_JNI(register_android_opengl_jni_GLES10), 1154 REG_JNI(register_android_opengl_jni_GLES10Ext), 1155 REG_JNI(register_android_opengl_jni_GLES11), 1156 REG_JNI(register_android_opengl_jni_GLES11Ext), 1157 REG_JNI(register_android_opengl_jni_GLES20), 1158 REG_JNI(register_android_opengl_jni_GLES30), 1159 1160 REG_JNI(register_android_graphics_Bitmap), 1161 REG_JNI(register_android_graphics_BitmapFactory), 1162 REG_JNI(register_android_graphics_BitmapRegionDecoder), 1163 REG_JNI(register_android_graphics_Camera), 1164 REG_JNI(register_android_graphics_CreateJavaOutputStreamAdaptor), 1165 REG_JNI(register_android_graphics_Canvas), 1166 REG_JNI(register_android_graphics_ColorFilter), 1167 REG_JNI(register_android_graphics_DrawFilter), 1168 REG_JNI(register_android_graphics_Interpolator), 1169 REG_JNI(register_android_graphics_LayerRasterizer), 1170 REG_JNI(register_android_graphics_MaskFilter), 1171 REG_JNI(register_android_graphics_Matrix), 1172 REG_JNI(register_android_graphics_Movie), 1173 REG_JNI(register_android_graphics_NinePatch), 1174 REG_JNI(register_android_graphics_Paint), 1175 REG_JNI(register_android_graphics_Path), 1176 REG_JNI(register_android_graphics_PathMeasure), 1177 REG_JNI(register_android_graphics_PathEffect), 1178 REG_JNI(register_android_graphics_Picture), 1179 REG_JNI(register_android_graphics_PorterDuff), 1180 REG_JNI(register_android_graphics_Rasterizer), 1181 REG_JNI(register_android_graphics_Region), 1182 REG_JNI(register_android_graphics_Shader), 1183 REG_JNI(register_android_graphics_SurfaceTexture), 1184 REG_JNI(register_android_graphics_Typeface), 1185 REG_JNI(register_android_graphics_Xfermode), 1186 REG_JNI(register_android_graphics_YuvImage), 1187 REG_JNI(register_android_graphics_pdf_PdfDocument), 1188 1189 REG_JNI(register_android_database_CursorWindow), 1190 REG_JNI(register_android_database_SQLiteConnection), 1191 REG_JNI(register_android_database_SQLiteGlobal), 1192 REG_JNI(register_android_database_SQLiteDebug), 1193 REG_JNI(register_android_os_Debug), 1194 REG_JNI(register_android_os_FileObserver), 1195 REG_JNI(register_android_os_MessageQueue), 1196 REG_JNI(register_android_os_SELinux), 1197 REG_JNI(register_android_os_Trace), 1198 REG_JNI(register_android_os_UEventObserver), 1199 REG_JNI(register_android_net_LocalSocketImpl), 1200 REG_JNI(register_android_net_NetworkUtils), 1201 REG_JNI(register_android_net_TrafficStats), 1202 REG_JNI(register_android_os_MemoryFile), 1203 REG_JNI(register_com_android_internal_os_ZygoteInit), 1204 REG_JNI(register_android_hardware_Camera), 1205 REG_JNI(register_android_hardware_camera2_CameraMetadata), 1206 REG_JNI(register_android_hardware_SensorManager), 1207 REG_JNI(register_android_hardware_SerialPort), 1208 REG_JNI(register_android_hardware_UsbDevice), 1209 REG_JNI(register_android_hardware_UsbDeviceConnection), 1210 REG_JNI(register_android_hardware_UsbRequest), 1211 REG_JNI(register_android_media_AudioRecord), 1212 REG_JNI(register_android_media_AudioSystem), 1213 REG_JNI(register_android_media_AudioTrack), 1214 REG_JNI(register_android_media_JetPlayer), 1215 REG_JNI(register_android_media_RemoteDisplay), 1216 REG_JNI(register_android_media_ToneGenerator), 1217 1218 REG_JNI(register_android_opengl_classes), 1219 REG_JNI(register_android_server_NetworkManagementSocketTagger), 1220 REG_JNI(register_android_server_Watchdog), 1221 REG_JNI(register_android_ddm_DdmHandleNativeHeap), 1222 REG_JNI(register_android_backup_BackupDataInput), 1223 REG_JNI(register_android_backup_BackupDataOutput), 1224 REG_JNI(register_android_backup_FileBackupHelperBase), 1225 REG_JNI(register_android_backup_BackupHelperDispatcher), 1226 REG_JNI(register_android_app_backup_FullBackup), 1227 REG_JNI(register_android_app_ActivityThread), 1228 REG_JNI(register_android_app_NativeActivity), 1229 REG_JNI(register_android_view_InputChannel), 1230 REG_JNI(register_android_view_InputEventReceiver), 1231 REG_JNI(register_android_view_InputEventSender), 1232 REG_JNI(register_android_view_InputQueue), 1233 REG_JNI(register_android_view_KeyEvent), 1234 REG_JNI(register_android_view_MotionEvent), 1235 REG_JNI(register_android_view_PointerIcon), 1236 REG_JNI(register_android_view_VelocityTracker), 1237 1238 REG_JNI(register_android_content_res_ObbScanner), 1239 REG_JNI(register_android_content_res_Configuration), 1240 1241 REG_JNI(register_android_animation_PropertyValuesHolder), 1242 REG_JNI(register_com_android_internal_content_NativeLibraryHelper), 1243 REG_JNI(register_com_android_internal_net_NetworkStatsFactory), 1244}; 1245 1246/* 1247 * Register android native functions with the VM. 1248 */ 1249/*static*/ int AndroidRuntime::startReg(JNIEnv* env) 1250{ 1251 /* 1252 * This hook causes all future threads created in this process to be 1253 * attached to the JavaVM. (This needs to go away in favor of JNI 1254 * Attach calls.) 1255 */ 1256 androidSetCreateThreadFunc((android_create_thread_fn) javaCreateThreadEtc); 1257 1258 ALOGV("--- registering native functions ---\n"); 1259 1260 /* 1261 * Every "register" function calls one or more things that return 1262 * a local reference (e.g. FindClass). Because we haven't really 1263 * started the VM yet, they're all getting stored in the base frame 1264 * and never released. Use Push/Pop to manage the storage. 1265 */ 1266 env->PushLocalFrame(200); 1267 1268 if (register_jni_procs(gRegJNI, NELEM(gRegJNI), env) < 0) { 1269 env->PopLocalFrame(NULL); 1270 return -1; 1271 } 1272 env->PopLocalFrame(NULL); 1273 1274 //createJavaThread("fubar", quickTest, (void*) "hello"); 1275 1276 return 0; 1277} 1278 1279AndroidRuntime* AndroidRuntime::getRuntime() 1280{ 1281 return gCurRuntime; 1282} 1283 1284/** 1285 * Used by WithFramework to register native functions. 1286 */ 1287extern "C" 1288jint Java_com_android_internal_util_WithFramework_registerNatives( 1289 JNIEnv* env, jclass clazz) { 1290 return register_jni_procs(gRegJNI, NELEM(gRegJNI), env); 1291} 1292 1293/** 1294 * Used by LoadClass to register native functions. 1295 */ 1296extern "C" 1297jint Java_LoadClass_registerNatives(JNIEnv* env, jclass clazz) { 1298 return register_jni_procs(gRegJNI, NELEM(gRegJNI), env); 1299} 1300 1301} // namespace android 1302