AndroidRuntime.cpp revision 3f967910d99254f166dea7e1439b6d5441f046d8
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_GraphicBuffer(JNIEnv* env); 123extern int register_android_view_GLES20DisplayList(JNIEnv* env); 124extern int register_android_view_GLES20Canvas(JNIEnv* env); 125extern int register_android_view_HardwareRenderer(JNIEnv* env); 126extern int register_android_view_Surface(JNIEnv* env); 127extern int register_android_view_SurfaceControl(JNIEnv* env); 128extern int register_android_view_SurfaceSession(JNIEnv* env); 129extern int register_android_view_TextureView(JNIEnv* env); 130extern int register_android_database_CursorWindow(JNIEnv* env); 131extern int register_android_database_SQLiteConnection(JNIEnv* env); 132extern int register_android_database_SQLiteGlobal(JNIEnv* env); 133extern int register_android_database_SQLiteDebug(JNIEnv* env); 134extern int register_android_nio_utils(JNIEnv* env); 135extern int register_android_text_format_Time(JNIEnv* env); 136extern int register_android_os_Debug(JNIEnv* env); 137extern int register_android_os_MessageQueue(JNIEnv* env); 138extern int register_android_os_Parcel(JNIEnv* env); 139extern int register_android_os_SELinux(JNIEnv* env); 140extern int register_android_os_SystemProperties(JNIEnv *env); 141extern int register_android_os_SystemClock(JNIEnv* env); 142extern int register_android_os_Trace(JNIEnv* env); 143extern int register_android_os_FileObserver(JNIEnv *env); 144extern int register_android_os_UEventObserver(JNIEnv* env); 145extern int register_android_os_MemoryFile(JNIEnv* env); 146extern int register_android_net_LocalSocketImpl(JNIEnv* env); 147extern int register_android_net_NetworkUtils(JNIEnv* env); 148extern int register_android_net_TrafficStats(JNIEnv* env); 149extern int register_android_net_wifi_WifiNative(JNIEnv* env); 150extern int register_android_text_AndroidCharacter(JNIEnv *env); 151extern int register_android_text_AndroidBidi(JNIEnv *env); 152extern int register_android_opengl_classes(JNIEnv *env); 153extern int register_android_server_NetworkManagementSocketTagger(JNIEnv* env); 154extern int register_android_server_Watchdog(JNIEnv* env); 155extern int register_android_ddm_DdmHandleNativeHeap(JNIEnv *env); 156extern int register_com_android_internal_os_ZygoteInit(JNIEnv* env); 157extern int register_android_backup_BackupDataInput(JNIEnv *env); 158extern int register_android_backup_BackupDataOutput(JNIEnv *env); 159extern int register_android_backup_FileBackupHelperBase(JNIEnv *env); 160extern int register_android_backup_BackupHelperDispatcher(JNIEnv *env); 161extern int register_android_app_backup_FullBackup(JNIEnv *env); 162extern int register_android_app_ActivityThread(JNIEnv *env); 163extern int register_android_app_NativeActivity(JNIEnv *env); 164extern int register_android_media_RemoteDisplay(JNIEnv *env); 165extern int register_android_view_InputChannel(JNIEnv* env); 166extern int register_android_view_InputDevice(JNIEnv* env); 167extern int register_android_view_InputEventReceiver(JNIEnv* env); 168extern int register_android_view_InputEventSender(JNIEnv* env); 169extern int register_android_view_InputQueue(JNIEnv* env); 170extern int register_android_view_KeyCharacterMap(JNIEnv *env); 171extern int register_android_view_KeyEvent(JNIEnv* env); 172extern int register_android_view_MotionEvent(JNIEnv* env); 173extern int register_android_view_PointerIcon(JNIEnv* env); 174extern int register_android_view_VelocityTracker(JNIEnv* env); 175extern int register_android_content_res_ObbScanner(JNIEnv* env); 176extern int register_android_content_res_Configuration(JNIEnv* env); 177extern int register_android_animation_PropertyValuesHolder(JNIEnv *env); 178extern int register_com_android_internal_content_NativeLibraryHelper(JNIEnv *env); 179extern int register_com_android_internal_net_NetworkStatsFactory(JNIEnv *env); 180extern int register_com_android_internal_os_Zygote(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 231AndroidRuntime::AndroidRuntime(char* argBlockStart, const size_t argBlockLength) : 232 mExitWithoutCleanup(false), 233 mArgBlockStart(argBlockStart), 234 mArgBlockLength(argBlockLength) 235{ 236 SkGraphics::Init(); 237 // this sets our preference for 16bit images during decode 238 // in case the src is opaque and 24bit 239 SkImageDecoder::SetDeviceConfig(SkBitmap::kRGB_565_Config); 240 // This cache is shared between browser native images, and java "purgeable" 241 // bitmaps. This globalpool is for images that do not either use the java 242 // heap, or are not backed by ashmem. See BitmapFactory.cpp for the key 243 // java call site. 244 SkImageRef_GlobalPool::SetRAMBudget(512 * 1024); 245 // There is also a global font cache, but its budget is specified in code 246 // see SkFontHost_android.cpp 247 248 // Pre-allocate enough space to hold a fair number of options. 249 mOptions.setCapacity(20); 250 251 assert(gCurRuntime == NULL); // one per process 252 gCurRuntime = this; 253} 254 255AndroidRuntime::~AndroidRuntime() 256{ 257 SkGraphics::Term(); 258} 259 260/* 261 * Register native methods using JNI. 262 */ 263/*static*/ int AndroidRuntime::registerNativeMethods(JNIEnv* env, 264 const char* className, const JNINativeMethod* gMethods, int numMethods) 265{ 266 return jniRegisterNativeMethods(env, className, gMethods, numMethods); 267} 268 269void AndroidRuntime::setArgv0(const char* argv0) { 270 strlcpy(mArgBlockStart, argv0, mArgBlockLength); 271} 272 273status_t AndroidRuntime::callMain(const String8& className, jclass clazz, 274 const Vector<String8>& args) 275{ 276 JNIEnv* env; 277 jmethodID methodId; 278 279 ALOGD("Calling main entry %s", className.string()); 280 281 env = getJNIEnv(); 282 if (clazz == NULL || env == NULL) { 283 return UNKNOWN_ERROR; 284 } 285 286 methodId = env->GetStaticMethodID(clazz, "main", "([Ljava/lang/String;)V"); 287 if (methodId == NULL) { 288 ALOGE("ERROR: could not find method %s.main(String[])\n", className.string()); 289 return UNKNOWN_ERROR; 290 } 291 292 /* 293 * We want to call main() with a String array with our arguments in it. 294 * Create an array and populate it. 295 */ 296 jclass stringClass; 297 jobjectArray strArray; 298 299 const size_t numArgs = args.size(); 300 stringClass = env->FindClass("java/lang/String"); 301 strArray = env->NewObjectArray(numArgs, stringClass, NULL); 302 303 for (size_t i = 0; i < numArgs; i++) { 304 jstring argStr = env->NewStringUTF(args[i].string()); 305 env->SetObjectArrayElement(strArray, i, argStr); 306 } 307 308 env->CallStaticVoidMethod(clazz, methodId, strArray); 309 return NO_ERROR; 310} 311 312/* 313 * The VM calls this through the "exit" hook. 314 */ 315static void runtime_exit(int code) 316{ 317 gCurRuntime->exit(code); 318} 319 320/* 321 * The VM calls this through the "vfprintf" hook. 322 * 323 * We ignore "fp" and just write the results to the log file. 324 */ 325static void runtime_vfprintf(FILE* fp, const char* format, va_list ap) 326{ 327 LOG_PRI_VA(ANDROID_LOG_INFO, "vm-printf", format, ap); 328} 329 330/** 331 * The VM calls this when mutex contention debugging is enabled to 332 * determine whether or not the blocked thread was a "sensitive thread" 333 * for user responsiveness/smoothess. 334 * 335 * Our policy for this is whether or not we're tracing any StrictMode 336 * events on this thread (which we might've inherited via Binder calls 337 * into us) 338 */ 339static bool runtime_isSensitiveThread() { 340 IPCThreadState* state = IPCThreadState::selfOrNull(); 341 return state && state->getStrictModePolicy() != 0; 342} 343 344 345/** 346 * Add VM arguments to the to-be-executed VM 347 * Stops at first non '-' argument (also stops at an argument of '--') 348 * Returns the number of args consumed 349 */ 350int AndroidRuntime::addVmArguments(int argc, const char* const argv[]) 351{ 352 int i; 353 354 for (i = 0; i<argc; i++) { 355 if (argv[i][0] != '-') { 356 return i; 357 } 358 if (argv[i][1] == '-' && argv[i][2] == 0) { 359 return i+1; 360 } 361 362 JavaVMOption opt; 363 memset(&opt, 0, sizeof(opt)); 364 opt.optionString = (char*)argv[i]; 365 mOptions.add(opt); 366 } 367 return i; 368} 369 370static int hasDir(const char* dir) 371{ 372 struct stat s; 373 int res = stat(dir, &s); 374 if (res == 0) { 375 return S_ISDIR(s.st_mode); 376 } 377 return 0; 378} 379 380/* 381 * Read the persistent locale. 382 */ 383static void readLocale(char* language, char* region) 384{ 385 char propLang[PROPERTY_VALUE_MAX], propRegn[PROPERTY_VALUE_MAX]; 386 387 property_get("persist.sys.language", propLang, ""); 388 property_get("persist.sys.country", propRegn, ""); 389 if (*propLang == 0 && *propRegn == 0) { 390 /* Set to ro properties, default is en_US */ 391 property_get("ro.product.locale.language", propLang, "en"); 392 property_get("ro.product.locale.region", propRegn, "US"); 393 } 394 strncat(language, propLang, 2); 395 strncat(region, propRegn, 2); 396 //ALOGD("language=%s region=%s\n", language, region); 397} 398 399/* 400 * Parse a property containing space-separated options that should be 401 * passed directly to the VM, e.g. "-Xmx32m -verbose:gc -Xregenmap". 402 * 403 * This will cut up "extraOptsBuf" as we chop it into individual options. 404 * 405 * If "quotingArg" is non-null, it is passed before each extra option in mOptions. 406 * 407 * Adds the strings, if any, to mOptions. 408 */ 409void AndroidRuntime::parseExtraOpts(char* extraOptsBuf, const char* quotingArg) 410{ 411 JavaVMOption opt; 412 memset(&opt, 0, sizeof(opt)); 413 char* start = extraOptsBuf; 414 char* end = NULL; 415 while (*start != '\0') { 416 while (*start == ' ') /* skip leading whitespace */ 417 start++; 418 if (*start == '\0') /* was trailing ws, bail */ 419 break; 420 421 end = start+1; 422 while (*end != ' ' && *end != '\0') /* find end of token */ 423 end++; 424 if (*end == ' ') 425 *end++ = '\0'; /* mark end, advance to indicate more */ 426 427 opt.optionString = start; 428 if (quotingArg != NULL) { 429 JavaVMOption quotingOpt; 430 quotingOpt.optionString = quotingArg; 431 mOptions.add(quotingOpt); 432 } 433 mOptions.add(opt); 434 start = end; 435 } 436} 437 438/* 439 * Start the Dalvik Virtual Machine. 440 * 441 * Various arguments, most determined by system properties, are passed in. 442 * The "mOptions" vector is updated. 443 * 444 * CAUTION: when adding options in here, be careful not to put the 445 * char buffer inside a nested scope. Adding the buffer to the 446 * options using mOptions.add() does not copy the buffer, so if the 447 * buffer goes out of scope the option may be overwritten. It's best 448 * to put the buffer at the top of the function so that it is more 449 * unlikely that someone will surround it in a scope at a later time 450 * and thus introduce a bug. 451 * 452 * Returns 0 on success. 453 */ 454int AndroidRuntime::startVm(JavaVM** pJavaVM, JNIEnv** pEnv) 455{ 456 int result = -1; 457 JavaVMInitArgs initArgs; 458 JavaVMOption opt; 459 char propBuf[PROPERTY_VALUE_MAX]; 460 char stackTraceFileBuf[PROPERTY_VALUE_MAX]; 461 char dexoptFlagsBuf[PROPERTY_VALUE_MAX]; 462 char enableAssertBuf[sizeof("-ea:")-1 + PROPERTY_VALUE_MAX]; 463 char jniOptsBuf[sizeof("-Xjniopts:")-1 + PROPERTY_VALUE_MAX]; 464 char heapstartsizeOptsBuf[sizeof("-Xms")-1 + PROPERTY_VALUE_MAX]; 465 char heapsizeOptsBuf[sizeof("-Xmx")-1 + PROPERTY_VALUE_MAX]; 466 char heapgrowthlimitOptsBuf[sizeof("-XX:HeapGrowthLimit=")-1 + PROPERTY_VALUE_MAX]; 467 char heapminfreeOptsBuf[sizeof("-XX:HeapMinFree=")-1 + PROPERTY_VALUE_MAX]; 468 char heapmaxfreeOptsBuf[sizeof("-XX:HeapMaxFree=")-1 + PROPERTY_VALUE_MAX]; 469 char gctypeOptsBuf[sizeof("-Xgc:")-1 + PROPERTY_VALUE_MAX]; 470 char backgroundgcOptsBuf[sizeof("-XX:BackgroundGC=")-1 + PROPERTY_VALUE_MAX]; 471 char heaptargetutilizationOptsBuf[sizeof("-XX:HeapTargetUtilization=")-1 + PROPERTY_VALUE_MAX]; 472 char jitcodecachesizeOptsBuf[sizeof("-Xjitcodecachesize:")-1 + PROPERTY_VALUE_MAX]; 473 char dalvikVmLibBuf[PROPERTY_VALUE_MAX]; 474 char dex2oatFlagsBuf[PROPERTY_VALUE_MAX]; 475 char dex2oatImageFlagsBuf[PROPERTY_VALUE_MAX]; 476 char extraOptsBuf[PROPERTY_VALUE_MAX]; 477 char* stackTraceFile = NULL; 478 bool checkJni = false; 479 bool checkDexSum = false; 480 bool logStdio = false; 481 enum { 482 kEMDefault, 483 kEMIntPortable, 484 kEMIntFast, 485 kEMJitCompiler, 486 } executionMode = kEMDefault; 487 char profile_period[sizeof("-Xprofile-period:") + PROPERTY_VALUE_MAX]; 488 char profile_duration[sizeof("-Xprofile-duration:") + PROPERTY_VALUE_MAX]; 489 char profile_interval[sizeof("-Xprofile-interval:") + PROPERTY_VALUE_MAX]; 490 char profile_backoff[sizeof("-Xprofile-backoff:") + PROPERTY_VALUE_MAX]; 491 char profile_top_k_threshold[sizeof("-Xprofile-top-k-threshold") + PROPERTY_VALUE_MAX]; 492 char profile_top_k_change_threshold[sizeof("-Xprofile-top-k-change-threshold") + PROPERTY_VALUE_MAX]; 493 char langOption[sizeof("-Duser.language=") + 3]; 494 char regionOption[sizeof("-Duser.region=") + 3]; 495 char lockProfThresholdBuf[sizeof("-Xlockprofthreshold:") + sizeof(propBuf)]; 496 char jitOpBuf[sizeof("-Xjitop:") + PROPERTY_VALUE_MAX]; 497 char jitMethodBuf[sizeof("-Xjitmethod:") + PROPERTY_VALUE_MAX]; 498 499 property_get("dalvik.vm.checkjni", propBuf, ""); 500 if (strcmp(propBuf, "true") == 0) { 501 checkJni = true; 502 } else if (strcmp(propBuf, "false") != 0) { 503 /* property is neither true nor false; fall back on kernel parameter */ 504 property_get("ro.kernel.android.checkjni", propBuf, ""); 505 if (propBuf[0] == '1') { 506 checkJni = true; 507 } 508 } 509 510 property_get("dalvik.vm.execution-mode", propBuf, ""); 511 if (strcmp(propBuf, "int:portable") == 0) { 512 executionMode = kEMIntPortable; 513 } else if (strcmp(propBuf, "int:fast") == 0) { 514 executionMode = kEMIntFast; 515 } else if (strcmp(propBuf, "int:jit") == 0) { 516 executionMode = kEMJitCompiler; 517 } 518 519 property_get("dalvik.vm.stack-trace-file", stackTraceFileBuf, ""); 520 521 property_get("dalvik.vm.check-dex-sum", propBuf, ""); 522 if (strcmp(propBuf, "true") == 0) { 523 checkDexSum = true; 524 } 525 526 property_get("log.redirect-stdio", propBuf, ""); 527 if (strcmp(propBuf, "true") == 0) { 528 logStdio = true; 529 } 530 531 strcpy(enableAssertBuf, "-ea:"); 532 property_get("dalvik.vm.enableassertions", enableAssertBuf+4, ""); 533 534 strcpy(jniOptsBuf, "-Xjniopts:"); 535 property_get("dalvik.vm.jniopts", jniOptsBuf+10, ""); 536 537 /* route exit() to our handler */ 538 opt.extraInfo = (void*) runtime_exit; 539 opt.optionString = "exit"; 540 mOptions.add(opt); 541 542 /* route fprintf() to our handler */ 543 opt.extraInfo = (void*) runtime_vfprintf; 544 opt.optionString = "vfprintf"; 545 mOptions.add(opt); 546 547 /* register the framework-specific "is sensitive thread" hook */ 548 opt.extraInfo = (void*) runtime_isSensitiveThread; 549 opt.optionString = "sensitiveThread"; 550 mOptions.add(opt); 551 552 opt.extraInfo = NULL; 553 554 /* enable verbose; standard options are { jni, gc, class } */ 555 //options[curOpt++].optionString = "-verbose:jni"; 556 opt.optionString = "-verbose:gc"; 557 mOptions.add(opt); 558 //options[curOpt++].optionString = "-verbose:class"; 559 560 /* 561 * The default starting and maximum size of the heap. Larger 562 * values should be specified in a product property override. 563 */ 564 strcpy(heapstartsizeOptsBuf, "-Xms"); 565 property_get("dalvik.vm.heapstartsize", heapstartsizeOptsBuf+4, "4m"); 566 opt.optionString = heapstartsizeOptsBuf; 567 mOptions.add(opt); 568 strcpy(heapsizeOptsBuf, "-Xmx"); 569 property_get("dalvik.vm.heapsize", heapsizeOptsBuf+4, "16m"); 570 opt.optionString = heapsizeOptsBuf; 571 mOptions.add(opt); 572 573 // Increase the main thread's interpreter stack size for bug 6315322. 574 opt.optionString = "-XX:mainThreadStackSize=24K"; 575 mOptions.add(opt); 576 577 // Set the max jit code cache size. Note: size of 0 will disable the JIT. 578 strcpy(jitcodecachesizeOptsBuf, "-Xjitcodecachesize:"); 579 property_get("dalvik.vm.jit.codecachesize", jitcodecachesizeOptsBuf+19, NULL); 580 if (jitcodecachesizeOptsBuf[19] != '\0') { 581 opt.optionString = jitcodecachesizeOptsBuf; 582 mOptions.add(opt); 583 } 584 585 strcpy(heapgrowthlimitOptsBuf, "-XX:HeapGrowthLimit="); 586 property_get("dalvik.vm.heapgrowthlimit", heapgrowthlimitOptsBuf+20, ""); 587 if (heapgrowthlimitOptsBuf[20] != '\0') { 588 opt.optionString = heapgrowthlimitOptsBuf; 589 mOptions.add(opt); 590 } 591 592 strcpy(heapminfreeOptsBuf, "-XX:HeapMinFree="); 593 property_get("dalvik.vm.heapminfree", heapminfreeOptsBuf+16, ""); 594 if (heapminfreeOptsBuf[16] != '\0') { 595 opt.optionString = heapminfreeOptsBuf; 596 mOptions.add(opt); 597 } 598 599 strcpy(heapmaxfreeOptsBuf, "-XX:HeapMaxFree="); 600 property_get("dalvik.vm.heapmaxfree", heapmaxfreeOptsBuf+16, ""); 601 if (heapmaxfreeOptsBuf[16] != '\0') { 602 opt.optionString = heapmaxfreeOptsBuf; 603 mOptions.add(opt); 604 } 605 606 strcpy(heaptargetutilizationOptsBuf, "-XX:HeapTargetUtilization="); 607 property_get("dalvik.vm.heaptargetutilization", heaptargetutilizationOptsBuf+26, ""); 608 if (heaptargetutilizationOptsBuf[26] != '\0') { 609 opt.optionString = heaptargetutilizationOptsBuf; 610 mOptions.add(opt); 611 } 612 613 property_get("ro.config.low_ram", propBuf, ""); 614 if (strcmp(propBuf, "true") == 0) { 615 opt.optionString = "-XX:LowMemoryMode"; 616 mOptions.add(opt); 617 } 618 619 strcpy(gctypeOptsBuf, "-Xgc:"); 620 property_get("dalvik.vm.gctype", gctypeOptsBuf+5, ""); 621 if (gctypeOptsBuf[5] != '\0') { 622 opt.optionString = gctypeOptsBuf; 623 mOptions.add(opt); 624 } 625 626 strcpy(backgroundgcOptsBuf, "-XX:BackgroundGC="); 627 property_get("dalvik.vm.backgroundgctype", backgroundgcOptsBuf+sizeof("-XX:BackgroundGC=")-1, ""); 628 if (backgroundgcOptsBuf[sizeof("-XX:BackgroundGC=")-1] != '\0') { 629 opt.optionString = backgroundgcOptsBuf; 630 mOptions.add(opt); 631 } 632 633 /* 634 * Enable or disable dexopt features, such as bytecode verification and 635 * calculation of register maps for precise GC. 636 */ 637 property_get("dalvik.vm.dexopt-flags", dexoptFlagsBuf, ""); 638 if (dexoptFlagsBuf[0] != '\0') { 639 const char* opc; 640 const char* val; 641 642 opc = strstr(dexoptFlagsBuf, "v="); /* verification */ 643 if (opc != NULL) { 644 switch (*(opc+2)) { 645 case 'n': val = "-Xverify:none"; break; 646 case 'r': val = "-Xverify:remote"; break; 647 case 'a': val = "-Xverify:all"; break; 648 default: val = NULL; break; 649 } 650 651 if (val != NULL) { 652 opt.optionString = val; 653 mOptions.add(opt); 654 } 655 } 656 657 opc = strstr(dexoptFlagsBuf, "o="); /* optimization */ 658 if (opc != NULL) { 659 switch (*(opc+2)) { 660 case 'n': val = "-Xdexopt:none"; break; 661 case 'v': val = "-Xdexopt:verified"; break; 662 case 'a': val = "-Xdexopt:all"; break; 663 case 'f': val = "-Xdexopt:full"; break; 664 default: val = NULL; break; 665 } 666 667 if (val != NULL) { 668 opt.optionString = val; 669 mOptions.add(opt); 670 } 671 } 672 673 opc = strstr(dexoptFlagsBuf, "m=y"); /* register map */ 674 if (opc != NULL) { 675 opt.optionString = "-Xgenregmap"; 676 mOptions.add(opt); 677 678 /* turn on precise GC while we're at it */ 679 opt.optionString = "-Xgc:precise"; 680 mOptions.add(opt); 681 } 682 } 683 684 /* enable debugging; set suspend=y to pause during VM init */ 685 /* use android ADB transport */ 686 opt.optionString = 687 "-agentlib:jdwp=transport=dt_android_adb,suspend=n,server=y"; 688 mOptions.add(opt); 689 690 ALOGD("CheckJNI is %s\n", checkJni ? "ON" : "OFF"); 691 if (checkJni) { 692 /* extended JNI checking */ 693 opt.optionString = "-Xcheck:jni"; 694 mOptions.add(opt); 695 696 /* set a cap on JNI global references */ 697 opt.optionString = "-Xjnigreflimit:2000"; 698 mOptions.add(opt); 699 700 /* with -Xcheck:jni, this provides a JNI function call trace */ 701 //opt.optionString = "-verbose:jni"; 702 //mOptions.add(opt); 703 } 704 705 property_get("dalvik.vm.lockprof.threshold", propBuf, ""); 706 if (strlen(propBuf) > 0) { 707 strcpy(lockProfThresholdBuf, "-Xlockprofthreshold:"); 708 strcat(lockProfThresholdBuf, propBuf); 709 opt.optionString = lockProfThresholdBuf; 710 mOptions.add(opt); 711 } 712 713 /* Force interpreter-only mode for selected opcodes. Eg "1-0a,3c,f1-ff" */ 714 property_get("dalvik.vm.jit.op", propBuf, ""); 715 if (strlen(propBuf) > 0) { 716 strcpy(jitOpBuf, "-Xjitop:"); 717 strcat(jitOpBuf, propBuf); 718 opt.optionString = jitOpBuf; 719 mOptions.add(opt); 720 } 721 722 /* Force interpreter-only mode for selected methods */ 723 property_get("dalvik.vm.jit.method", propBuf, ""); 724 if (strlen(propBuf) > 0) { 725 strcpy(jitMethodBuf, "-Xjitmethod:"); 726 strcat(jitMethodBuf, propBuf); 727 opt.optionString = jitMethodBuf; 728 mOptions.add(opt); 729 } 730 731 if (executionMode == kEMIntPortable) { 732 opt.optionString = "-Xint:portable"; 733 mOptions.add(opt); 734 } else if (executionMode == kEMIntFast) { 735 opt.optionString = "-Xint:fast"; 736 mOptions.add(opt); 737 } else if (executionMode == kEMJitCompiler) { 738 opt.optionString = "-Xint:jit"; 739 mOptions.add(opt); 740 } 741 742 if (checkDexSum) { 743 /* perform additional DEX checksum tests */ 744 opt.optionString = "-Xcheckdexsum"; 745 mOptions.add(opt); 746 } 747 748 if (logStdio) { 749 /* convert stdout/stderr to log messages */ 750 opt.optionString = "-Xlog-stdio"; 751 mOptions.add(opt); 752 } 753 754 if (enableAssertBuf[4] != '\0') { 755 /* accept "all" to mean "all classes and packages" */ 756 if (strcmp(enableAssertBuf+4, "all") == 0) 757 enableAssertBuf[3] = '\0'; 758 ALOGI("Assertions enabled: '%s'\n", enableAssertBuf); 759 opt.optionString = enableAssertBuf; 760 mOptions.add(opt); 761 } else { 762 ALOGV("Assertions disabled\n"); 763 } 764 765 if (jniOptsBuf[10] != '\0') { 766 ALOGI("JNI options: '%s'\n", jniOptsBuf); 767 opt.optionString = jniOptsBuf; 768 mOptions.add(opt); 769 } 770 771 if (stackTraceFileBuf[0] != '\0') { 772 static const char* stfOptName = "-Xstacktracefile:"; 773 774 stackTraceFile = (char*) malloc(strlen(stfOptName) + 775 strlen(stackTraceFileBuf) +1); 776 strcpy(stackTraceFile, stfOptName); 777 strcat(stackTraceFile, stackTraceFileBuf); 778 opt.optionString = stackTraceFile; 779 mOptions.add(opt); 780 } 781 782 // libart tolerates libdvm flags, but not vice versa, so only pass some options if libart. 783 property_get("persist.sys.dalvik.vm.lib.2", dalvikVmLibBuf, "libart.so"); 784 bool libart = (strncmp(dalvikVmLibBuf, "libart", 6) == 0); 785 786 if (libart) { 787 // Extra options for DexClassLoader. 788 property_get("dalvik.vm.dex2oat-flags", dex2oatFlagsBuf, ""); 789 parseExtraOpts(dex2oatFlagsBuf, "-Xcompiler-option"); 790 791 // Extra options for boot.art/boot.oat image generation. 792 property_get("dalvik.vm.image-dex2oat-flags", dex2oatImageFlagsBuf, ""); 793 parseExtraOpts(dex2oatImageFlagsBuf, "-Ximage-compiler-option"); 794 } 795 796 /* extra options; parse this late so it overrides others */ 797 property_get("dalvik.vm.extra-opts", extraOptsBuf, ""); 798 parseExtraOpts(extraOptsBuf, NULL); 799 800 /* Set the properties for locale */ 801 { 802 strcpy(langOption, "-Duser.language="); 803 strcpy(regionOption, "-Duser.region="); 804 readLocale(langOption, regionOption); 805 opt.extraInfo = NULL; 806 opt.optionString = langOption; 807 mOptions.add(opt); 808 opt.optionString = regionOption; 809 mOptions.add(opt); 810 } 811 812 /* 813 * Set profiler options 814 */ 815 if (libart) { 816 // Whether or not the profiler should be enabled. 817 property_get("dalvik.vm.profiler", propBuf, "0"); 818 if (propBuf[0] == '1') { 819 opt.optionString = "-Xenable-profiler"; 820 mOptions.add(opt); 821 } 822 823 // Whether the profile should start upon app startup or be delayed by some random offset 824 // (in seconds) that is bound between 0 and a fixed value. 825 property_get("dalvik.vm.profile.start-immediately", propBuf, "0"); 826 if (propBuf[0] == '1') { 827 opt.optionString = "-Xprofile-start-immediately"; 828 mOptions.add(opt); 829 } 830 831 // Number of seconds during profile runs. 832 strcpy(profile_period, "-Xprofile-period:"); 833 if (property_get("dalvik.vm.profile.period-secs", profile_period+17, NULL) > 0) { 834 opt.optionString = profile_period; 835 mOptions.add(opt); 836 } 837 838 // Length of each profile run (seconds). 839 strcpy(profile_duration, "-Xprofile-duration:"); 840 if (property_get("dalvik.vm.profile.duration-secs", profile_duration+19, NULL) > 0) { 841 opt.optionString = profile_duration; 842 mOptions.add(opt); 843 } 844 845 // Polling interval during profile run (microseconds). 846 strcpy(profile_interval, "-Xprofile-interval:"); 847 if (property_get("dalvik.vm.profile.interval-us", profile_interval+19, NULL) > 0) { 848 opt.optionString = profile_interval; 849 mOptions.add(opt); 850 } 851 852 // Coefficient for period backoff. The the period is multiplied 853 // by this value after each profile run. 854 strcpy(profile_backoff, "-Xprofile-backoff:"); 855 if (property_get("dalvik.vm.profile.backoff-coeff", profile_backoff+18, NULL) > 0) { 856 opt.optionString = profile_backoff; 857 mOptions.add(opt); 858 } 859 860 // Top K% of samples that are considered relevant when deciding if the app should be recompiled. 861 strcpy(profile_top_k_threshold, "-Xprofile-top-k-threshold:"); 862 if (property_get("dalvik.vm.profile.top-k-thr", profile_top_k_threshold+26, NULL) > 0) { 863 opt.optionString = profile_top_k_threshold; 864 mOptions.add(opt); 865 } 866 867 // The threshold after which a change in the structure of the top K% profiled samples becomes significant 868 // and triggers recompilation. A change in profile is considered significant if X% (top-k-change-threshold) 869 // of the top K% (top-k-threshold property) samples has changed. 870 strcpy(profile_top_k_change_threshold, "-Xprofile-top-k-change-threshold:"); 871 if (property_get("dalvik.vm.profile.top-k-ch-thr", profile_top_k_change_threshold+33, NULL) > 0) { 872 opt.optionString = profile_top_k_change_threshold; 873 mOptions.add(opt); 874 } 875 } 876 877 initArgs.version = JNI_VERSION_1_4; 878 initArgs.options = mOptions.editArray(); 879 initArgs.nOptions = mOptions.size(); 880 initArgs.ignoreUnrecognized = JNI_FALSE; 881 882 /* 883 * Initialize the VM. 884 * 885 * The JavaVM* is essentially per-process, and the JNIEnv* is per-thread. 886 * If this call succeeds, the VM is ready, and we can start issuing 887 * JNI calls. 888 */ 889 if (JNI_CreateJavaVM(pJavaVM, pEnv, &initArgs) < 0) { 890 ALOGE("JNI_CreateJavaVM failed\n"); 891 goto bail; 892 } 893 894 result = 0; 895 896bail: 897 free(stackTraceFile); 898 return result; 899} 900 901char* AndroidRuntime::toSlashClassName(const char* className) 902{ 903 char* result = strdup(className); 904 for (char* cp = result; *cp != '\0'; cp++) { 905 if (*cp == '.') { 906 *cp = '/'; 907 } 908 } 909 return result; 910} 911 912/* 913 * Start the Android runtime. This involves starting the virtual machine 914 * and calling the "static void main(String[] args)" method in the class 915 * named by "className". 916 * 917 * Passes the main function two arguments, the class name and the specified 918 * options string. 919 */ 920void AndroidRuntime::start(const char* className, const Vector<String8>& options) 921{ 922 ALOGD("\n>>>>>> AndroidRuntime START %s <<<<<<\n", 923 className != NULL ? className : "(unknown)"); 924 925 static const String8 startSystemServer("start-system-server"); 926 927 /* 928 * 'startSystemServer == true' means runtime is obsolete and not run from 929 * init.rc anymore, so we print out the boot start event here. 930 */ 931 for (size_t i = 0; i < options.size(); ++i) { 932 if (options[i] == startSystemServer) { 933 /* track our progress through the boot sequence */ 934 const int LOG_BOOT_PROGRESS_START = 3000; 935 LOG_EVENT_LONG(LOG_BOOT_PROGRESS_START, ns2ms(systemTime(SYSTEM_TIME_MONOTONIC))); 936 } 937 } 938 939 const char* rootDir = getenv("ANDROID_ROOT"); 940 if (rootDir == NULL) { 941 rootDir = "/system"; 942 if (!hasDir("/system")) { 943 LOG_FATAL("No root directory specified, and /android does not exist."); 944 return; 945 } 946 setenv("ANDROID_ROOT", rootDir, 1); 947 } 948 949 //const char* kernelHack = getenv("LD_ASSUME_KERNEL"); 950 //ALOGD("Found LD_ASSUME_KERNEL='%s'\n", kernelHack); 951 952 /* start the virtual machine */ 953 JniInvocation jni_invocation; 954 jni_invocation.Init(NULL); 955 JNIEnv* env; 956 if (startVm(&mJavaVM, &env) != 0) { 957 return; 958 } 959 onVmCreated(env); 960 961 /* 962 * Register android functions. 963 */ 964 if (startReg(env) < 0) { 965 ALOGE("Unable to register all android natives\n"); 966 return; 967 } 968 969 /* 970 * We want to call main() with a String array with arguments in it. 971 * At present we have two arguments, the class name and an option string. 972 * Create an array to hold them. 973 */ 974 jclass stringClass; 975 jobjectArray strArray; 976 jstring classNameStr; 977 978 stringClass = env->FindClass("java/lang/String"); 979 assert(stringClass != NULL); 980 strArray = env->NewObjectArray(options.size() + 1, stringClass, NULL); 981 assert(strArray != NULL); 982 classNameStr = env->NewStringUTF(className); 983 assert(classNameStr != NULL); 984 env->SetObjectArrayElement(strArray, 0, classNameStr); 985 986 for (size_t i = 0; i < options.size(); ++i) { 987 jstring optionsStr = env->NewStringUTF(options.itemAt(i).string()); 988 assert(optionsStr != NULL); 989 env->SetObjectArrayElement(strArray, i + 1, optionsStr); 990 } 991 992 /* 993 * Start VM. This thread becomes the main thread of the VM, and will 994 * not return until the VM exits. 995 */ 996 char* slashClassName = toSlashClassName(className); 997 jclass startClass = env->FindClass(slashClassName); 998 if (startClass == NULL) { 999 ALOGE("JavaVM unable to locate class '%s'\n", slashClassName); 1000 /* keep going */ 1001 } else { 1002 jmethodID startMeth = env->GetStaticMethodID(startClass, "main", 1003 "([Ljava/lang/String;)V"); 1004 if (startMeth == NULL) { 1005 ALOGE("JavaVM unable to find main() in '%s'\n", className); 1006 /* keep going */ 1007 } else { 1008 env->CallStaticVoidMethod(startClass, startMeth, strArray); 1009 1010#if 0 1011 if (env->ExceptionCheck()) 1012 threadExitUncaughtException(env); 1013#endif 1014 } 1015 } 1016 free(slashClassName); 1017 1018 ALOGD("Shutting down VM\n"); 1019 if (mJavaVM->DetachCurrentThread() != JNI_OK) 1020 ALOGW("Warning: unable to detach main thread\n"); 1021 if (mJavaVM->DestroyJavaVM() != 0) 1022 ALOGW("Warning: VM did not shut down cleanly\n"); 1023} 1024 1025void AndroidRuntime::exit(int code) 1026{ 1027 if (mExitWithoutCleanup) { 1028 ALOGI("VM exiting with result code %d, cleanup skipped.", code); 1029 ::_exit(code); 1030 } else { 1031 ALOGI("VM exiting with result code %d.", code); 1032 onExit(code); 1033 ::exit(code); 1034 } 1035} 1036 1037void AndroidRuntime::onVmCreated(JNIEnv* env) 1038{ 1039 // If AndroidRuntime had anything to do here, we'd have done it in 'start'. 1040} 1041 1042/* 1043 * Get the JNIEnv pointer for this thread. 1044 * 1045 * Returns NULL if the slot wasn't allocated or populated. 1046 */ 1047/*static*/ JNIEnv* AndroidRuntime::getJNIEnv() 1048{ 1049 JNIEnv* env; 1050 JavaVM* vm = AndroidRuntime::getJavaVM(); 1051 assert(vm != NULL); 1052 1053 if (vm->GetEnv((void**) &env, JNI_VERSION_1_4) != JNI_OK) 1054 return NULL; 1055 return env; 1056} 1057 1058/* 1059 * Makes the current thread visible to the VM. 1060 * 1061 * The JNIEnv pointer returned is only valid for the current thread, and 1062 * thus must be tucked into thread-local storage. 1063 */ 1064static int javaAttachThread(const char* threadName, JNIEnv** pEnv) 1065{ 1066 JavaVMAttachArgs args; 1067 JavaVM* vm; 1068 jint result; 1069 1070 vm = AndroidRuntime::getJavaVM(); 1071 assert(vm != NULL); 1072 1073 args.version = JNI_VERSION_1_4; 1074 args.name = (char*) threadName; 1075 args.group = NULL; 1076 1077 result = vm->AttachCurrentThread(pEnv, (void*) &args); 1078 if (result != JNI_OK) 1079 ALOGI("NOTE: attach of thread '%s' failed\n", threadName); 1080 1081 return result; 1082} 1083 1084/* 1085 * Detach the current thread from the set visible to the VM. 1086 */ 1087static int javaDetachThread(void) 1088{ 1089 JavaVM* vm; 1090 jint result; 1091 1092 vm = AndroidRuntime::getJavaVM(); 1093 assert(vm != NULL); 1094 1095 result = vm->DetachCurrentThread(); 1096 if (result != JNI_OK) 1097 ALOGE("ERROR: thread detach failed\n"); 1098 return result; 1099} 1100 1101/* 1102 * When starting a native thread that will be visible from the VM, we 1103 * bounce through this to get the right attach/detach action. 1104 * Note that this function calls free(args) 1105 */ 1106/*static*/ int AndroidRuntime::javaThreadShell(void* args) { 1107 void* start = ((void**)args)[0]; 1108 void* userData = ((void **)args)[1]; 1109 char* name = (char*) ((void **)args)[2]; // we own this storage 1110 free(args); 1111 JNIEnv* env; 1112 int result; 1113 1114 /* hook us into the VM */ 1115 if (javaAttachThread(name, &env) != JNI_OK) 1116 return -1; 1117 1118 /* start the thread running */ 1119 result = (*(android_thread_func_t)start)(userData); 1120 1121 /* unhook us */ 1122 javaDetachThread(); 1123 free(name); 1124 1125 return result; 1126} 1127 1128/* 1129 * This is invoked from androidCreateThreadEtc() via the callback 1130 * set with androidSetCreateThreadFunc(). 1131 * 1132 * We need to create the new thread in such a way that it gets hooked 1133 * into the VM before it really starts executing. 1134 */ 1135/*static*/ int AndroidRuntime::javaCreateThreadEtc( 1136 android_thread_func_t entryFunction, 1137 void* userData, 1138 const char* threadName, 1139 int32_t threadPriority, 1140 size_t threadStackSize, 1141 android_thread_id_t* threadId) 1142{ 1143 void** args = (void**) malloc(3 * sizeof(void*)); // javaThreadShell must free 1144 int result; 1145 1146 assert(threadName != NULL); 1147 1148 args[0] = (void*) entryFunction; 1149 args[1] = userData; 1150 args[2] = (void*) strdup(threadName); // javaThreadShell must free 1151 1152 result = androidCreateRawThreadEtc(AndroidRuntime::javaThreadShell, args, 1153 threadName, threadPriority, threadStackSize, threadId); 1154 return result; 1155} 1156 1157/* 1158 * Create a thread that is visible from the VM. 1159 * 1160 * This is called from elsewhere in the library. 1161 */ 1162/*static*/ android_thread_id_t AndroidRuntime::createJavaThread(const char* name, 1163 void (*start)(void *), void* arg) 1164{ 1165 android_thread_id_t threadId = 0; 1166 javaCreateThreadEtc((android_thread_func_t) start, arg, name, 1167 ANDROID_PRIORITY_DEFAULT, 0, &threadId); 1168 return threadId; 1169} 1170 1171#if 0 1172static void quickTest(void* arg) 1173{ 1174 const char* str = (const char*) arg; 1175 1176 printf("In quickTest: %s\n", str); 1177} 1178#endif 1179 1180#ifdef NDEBUG 1181 #define REG_JNI(name) { name } 1182 struct RegJNIRec { 1183 int (*mProc)(JNIEnv*); 1184 }; 1185#else 1186 #define REG_JNI(name) { name, #name } 1187 struct RegJNIRec { 1188 int (*mProc)(JNIEnv*); 1189 const char* mName; 1190 }; 1191#endif 1192 1193typedef void (*RegJAMProc)(); 1194 1195static int register_jni_procs(const RegJNIRec array[], size_t count, JNIEnv* env) 1196{ 1197 for (size_t i = 0; i < count; i++) { 1198 if (array[i].mProc(env) < 0) { 1199#ifndef NDEBUG 1200 ALOGD("----------!!! %s failed to load\n", array[i].mName); 1201#endif 1202 return -1; 1203 } 1204 } 1205 return 0; 1206} 1207 1208static void register_jam_procs(const RegJAMProc array[], size_t count) 1209{ 1210 for (size_t i = 0; i < count; i++) { 1211 array[i](); 1212 } 1213} 1214 1215static const RegJNIRec gRegJNI[] = { 1216 REG_JNI(register_com_android_internal_os_RuntimeInit), 1217 REG_JNI(register_android_os_SystemClock), 1218 REG_JNI(register_android_util_EventLog), 1219 REG_JNI(register_android_util_Log), 1220 REG_JNI(register_android_util_FloatMath), 1221 REG_JNI(register_android_text_format_Time), 1222 REG_JNI(register_android_content_AssetManager), 1223 REG_JNI(register_android_content_StringBlock), 1224 REG_JNI(register_android_content_XmlBlock), 1225 REG_JNI(register_android_emoji_EmojiFactory), 1226 REG_JNI(register_android_text_AndroidCharacter), 1227 REG_JNI(register_android_text_AndroidBidi), 1228 REG_JNI(register_android_view_InputDevice), 1229 REG_JNI(register_android_view_KeyCharacterMap), 1230 REG_JNI(register_android_os_Process), 1231 REG_JNI(register_android_os_SystemProperties), 1232 REG_JNI(register_android_os_Binder), 1233 REG_JNI(register_android_os_Parcel), 1234 REG_JNI(register_android_view_DisplayEventReceiver), 1235 REG_JNI(register_android_nio_utils), 1236 REG_JNI(register_android_graphics_Graphics), 1237 REG_JNI(register_android_view_GraphicBuffer), 1238 REG_JNI(register_android_view_GLES20DisplayList), 1239 REG_JNI(register_android_view_GLES20Canvas), 1240 REG_JNI(register_android_view_HardwareRenderer), 1241 REG_JNI(register_android_view_Surface), 1242 REG_JNI(register_android_view_SurfaceControl), 1243 REG_JNI(register_android_view_SurfaceSession), 1244 REG_JNI(register_android_view_TextureView), 1245 REG_JNI(register_com_google_android_gles_jni_EGLImpl), 1246 REG_JNI(register_com_google_android_gles_jni_GLImpl), 1247 REG_JNI(register_android_opengl_jni_EGL14), 1248 REG_JNI(register_android_opengl_jni_EGLExt), 1249 REG_JNI(register_android_opengl_jni_GLES10), 1250 REG_JNI(register_android_opengl_jni_GLES10Ext), 1251 REG_JNI(register_android_opengl_jni_GLES11), 1252 REG_JNI(register_android_opengl_jni_GLES11Ext), 1253 REG_JNI(register_android_opengl_jni_GLES20), 1254 REG_JNI(register_android_opengl_jni_GLES30), 1255 1256 REG_JNI(register_android_graphics_Bitmap), 1257 REG_JNI(register_android_graphics_BitmapFactory), 1258 REG_JNI(register_android_graphics_BitmapRegionDecoder), 1259 REG_JNI(register_android_graphics_Camera), 1260 REG_JNI(register_android_graphics_CreateJavaOutputStreamAdaptor), 1261 REG_JNI(register_android_graphics_Canvas), 1262 REG_JNI(register_android_graphics_ColorFilter), 1263 REG_JNI(register_android_graphics_DrawFilter), 1264 REG_JNI(register_android_graphics_Interpolator), 1265 REG_JNI(register_android_graphics_LayerRasterizer), 1266 REG_JNI(register_android_graphics_MaskFilter), 1267 REG_JNI(register_android_graphics_Matrix), 1268 REG_JNI(register_android_graphics_Movie), 1269 REG_JNI(register_android_graphics_NinePatch), 1270 REG_JNI(register_android_graphics_Paint), 1271 REG_JNI(register_android_graphics_Path), 1272 REG_JNI(register_android_graphics_PathMeasure), 1273 REG_JNI(register_android_graphics_PathEffect), 1274 REG_JNI(register_android_graphics_Picture), 1275 REG_JNI(register_android_graphics_PorterDuff), 1276 REG_JNI(register_android_graphics_Rasterizer), 1277 REG_JNI(register_android_graphics_Region), 1278 REG_JNI(register_android_graphics_Shader), 1279 REG_JNI(register_android_graphics_SurfaceTexture), 1280 REG_JNI(register_android_graphics_Typeface), 1281 REG_JNI(register_android_graphics_Xfermode), 1282 REG_JNI(register_android_graphics_YuvImage), 1283 REG_JNI(register_android_graphics_pdf_PdfDocument), 1284 1285 REG_JNI(register_android_database_CursorWindow), 1286 REG_JNI(register_android_database_SQLiteConnection), 1287 REG_JNI(register_android_database_SQLiteGlobal), 1288 REG_JNI(register_android_database_SQLiteDebug), 1289 REG_JNI(register_android_os_Debug), 1290 REG_JNI(register_android_os_FileObserver), 1291 REG_JNI(register_android_os_MessageQueue), 1292 REG_JNI(register_android_os_SELinux), 1293 REG_JNI(register_android_os_Trace), 1294 REG_JNI(register_android_os_UEventObserver), 1295 REG_JNI(register_android_net_LocalSocketImpl), 1296 REG_JNI(register_android_net_NetworkUtils), 1297 REG_JNI(register_android_net_TrafficStats), 1298 REG_JNI(register_android_net_wifi_WifiNative), 1299 REG_JNI(register_android_os_MemoryFile), 1300 REG_JNI(register_com_android_internal_os_ZygoteInit), 1301 REG_JNI(register_com_android_internal_os_Zygote), 1302 REG_JNI(register_android_hardware_Camera), 1303 REG_JNI(register_android_hardware_camera2_CameraMetadata), 1304 REG_JNI(register_android_hardware_SensorManager), 1305 REG_JNI(register_android_hardware_SerialPort), 1306 REG_JNI(register_android_hardware_UsbDevice), 1307 REG_JNI(register_android_hardware_UsbDeviceConnection), 1308 REG_JNI(register_android_hardware_UsbRequest), 1309 REG_JNI(register_android_media_AudioRecord), 1310 REG_JNI(register_android_media_AudioSystem), 1311 REG_JNI(register_android_media_AudioTrack), 1312 REG_JNI(register_android_media_JetPlayer), 1313 REG_JNI(register_android_media_RemoteDisplay), 1314 REG_JNI(register_android_media_ToneGenerator), 1315 1316 REG_JNI(register_android_opengl_classes), 1317 REG_JNI(register_android_server_NetworkManagementSocketTagger), 1318 REG_JNI(register_android_server_Watchdog), 1319 REG_JNI(register_android_ddm_DdmHandleNativeHeap), 1320 REG_JNI(register_android_backup_BackupDataInput), 1321 REG_JNI(register_android_backup_BackupDataOutput), 1322 REG_JNI(register_android_backup_FileBackupHelperBase), 1323 REG_JNI(register_android_backup_BackupHelperDispatcher), 1324 REG_JNI(register_android_app_backup_FullBackup), 1325 REG_JNI(register_android_app_ActivityThread), 1326 REG_JNI(register_android_app_NativeActivity), 1327 REG_JNI(register_android_view_InputChannel), 1328 REG_JNI(register_android_view_InputEventReceiver), 1329 REG_JNI(register_android_view_InputEventSender), 1330 REG_JNI(register_android_view_InputQueue), 1331 REG_JNI(register_android_view_KeyEvent), 1332 REG_JNI(register_android_view_MotionEvent), 1333 REG_JNI(register_android_view_PointerIcon), 1334 REG_JNI(register_android_view_VelocityTracker), 1335 1336 REG_JNI(register_android_content_res_ObbScanner), 1337 REG_JNI(register_android_content_res_Configuration), 1338 1339 REG_JNI(register_android_animation_PropertyValuesHolder), 1340 REG_JNI(register_com_android_internal_content_NativeLibraryHelper), 1341 REG_JNI(register_com_android_internal_net_NetworkStatsFactory), 1342}; 1343 1344/* 1345 * Register android native functions with the VM. 1346 */ 1347/*static*/ int AndroidRuntime::startReg(JNIEnv* env) 1348{ 1349 /* 1350 * This hook causes all future threads created in this process to be 1351 * attached to the JavaVM. (This needs to go away in favor of JNI 1352 * Attach calls.) 1353 */ 1354 androidSetCreateThreadFunc((android_create_thread_fn) javaCreateThreadEtc); 1355 1356 ALOGV("--- registering native functions ---\n"); 1357 1358 /* 1359 * Every "register" function calls one or more things that return 1360 * a local reference (e.g. FindClass). Because we haven't really 1361 * started the VM yet, they're all getting stored in the base frame 1362 * and never released. Use Push/Pop to manage the storage. 1363 */ 1364 env->PushLocalFrame(200); 1365 1366 if (register_jni_procs(gRegJNI, NELEM(gRegJNI), env) < 0) { 1367 env->PopLocalFrame(NULL); 1368 return -1; 1369 } 1370 env->PopLocalFrame(NULL); 1371 1372 //createJavaThread("fubar", quickTest, (void*) "hello"); 1373 1374 return 0; 1375} 1376 1377AndroidRuntime* AndroidRuntime::getRuntime() 1378{ 1379 return gCurRuntime; 1380} 1381 1382/** 1383 * Used by WithFramework to register native functions. 1384 */ 1385extern "C" 1386jint Java_com_android_internal_util_WithFramework_registerNatives( 1387 JNIEnv* env, jclass clazz) { 1388 return register_jni_procs(gRegJNI, NELEM(gRegJNI), env); 1389} 1390 1391/** 1392 * Used by LoadClass to register native functions. 1393 */ 1394extern "C" 1395jint Java_LoadClass_registerNatives(JNIEnv* env, jclass clazz) { 1396 return register_jni_procs(gRegJNI, NELEM(gRegJNI), env); 1397} 1398 1399} // namespace android 1400