AndroidRuntime.cpp revision fc0fa9abd2a155776f3682dc69163a3b9535724c
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 33#include "jni.h" 34#include "JNIHelp.h" 35#include "JniInvocation.h" 36#include "android_util_Binder.h" 37 38#include <stdio.h> 39#include <signal.h> 40#include <sys/stat.h> 41#include <sys/types.h> 42#include <signal.h> 43#include <dirent.h> 44#include <assert.h> 45 46 47using namespace android; 48 49extern int register_android_os_Binder(JNIEnv* env); 50extern int register_android_os_Process(JNIEnv* env); 51extern int register_android_graphics_Bitmap(JNIEnv*); 52extern int register_android_graphics_BitmapFactory(JNIEnv*); 53extern int register_android_graphics_BitmapRegionDecoder(JNIEnv*); 54extern int register_android_graphics_Camera(JNIEnv* env); 55extern int register_android_graphics_CreateJavaOutputStreamAdaptor(JNIEnv* env); 56extern int register_android_graphics_Graphics(JNIEnv* env); 57extern int register_android_graphics_Interpolator(JNIEnv* env); 58extern int register_android_graphics_MaskFilter(JNIEnv* env); 59extern int register_android_graphics_Movie(JNIEnv* env); 60extern int register_android_graphics_NinePatch(JNIEnv*); 61extern int register_android_graphics_PathEffect(JNIEnv* env); 62extern int register_android_graphics_Shader(JNIEnv* env); 63extern int register_android_graphics_Typeface(JNIEnv* env); 64extern int register_android_graphics_YuvImage(JNIEnv* env); 65 66extern int register_com_google_android_gles_jni_EGLImpl(JNIEnv* env); 67extern int register_com_google_android_gles_jni_GLImpl(JNIEnv* env); 68extern int register_android_opengl_jni_EGL14(JNIEnv* env); 69extern int register_android_opengl_jni_EGLExt(JNIEnv* env); 70extern int register_android_opengl_jni_GLES10(JNIEnv* env); 71extern int register_android_opengl_jni_GLES10Ext(JNIEnv* env); 72extern int register_android_opengl_jni_GLES11(JNIEnv* env); 73extern int register_android_opengl_jni_GLES11Ext(JNIEnv* env); 74extern int register_android_opengl_jni_GLES20(JNIEnv* env); 75extern int register_android_opengl_jni_GLES30(JNIEnv* env); 76extern int register_android_opengl_jni_GLES31(JNIEnv* env); 77extern int register_android_opengl_jni_GLES31Ext(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_camera2_legacy_LegacyCameraDevice(JNIEnv *env); 82extern int register_android_hardware_camera2_DngCreator(JNIEnv *env); 83extern int register_android_hardware_SensorManager(JNIEnv *env); 84extern int register_android_hardware_SerialPort(JNIEnv *env); 85extern int register_android_hardware_SoundTrigger(JNIEnv *env); 86extern int register_android_hardware_UsbDevice(JNIEnv *env); 87extern int register_android_hardware_UsbDeviceConnection(JNIEnv *env); 88extern int register_android_hardware_UsbRequest(JNIEnv *env); 89 90extern int register_android_media_AudioRecord(JNIEnv *env); 91extern int register_android_media_AudioSystem(JNIEnv *env); 92extern int register_android_media_AudioTrack(JNIEnv *env); 93extern int register_android_media_JetPlayer(JNIEnv *env); 94extern int register_android_media_ToneGenerator(JNIEnv *env); 95 96extern int register_android_util_FloatMath(JNIEnv* env); 97 98namespace android { 99 100/* 101 * JNI-based registration functions. Note these are properly contained in 102 * namespace android. 103 */ 104extern int register_android_content_AssetManager(JNIEnv* env); 105extern int register_android_util_EventLog(JNIEnv* env); 106extern int register_android_util_Log(JNIEnv* env); 107extern int register_android_content_StringBlock(JNIEnv* env); 108extern int register_android_content_XmlBlock(JNIEnv* env); 109extern int register_android_emoji_EmojiFactory(JNIEnv* env); 110extern int register_android_graphics_Canvas(JNIEnv* env); 111extern int register_android_graphics_CanvasProperty(JNIEnv* env); 112extern int register_android_graphics_ColorFilter(JNIEnv* env); 113extern int register_android_graphics_DrawFilter(JNIEnv* env); 114extern int register_android_graphics_FontFamily(JNIEnv* env); 115extern int register_android_graphics_LayerRasterizer(JNIEnv*); 116extern int register_android_graphics_Matrix(JNIEnv* env); 117extern int register_android_graphics_Paint(JNIEnv* env); 118extern int register_android_graphics_Path(JNIEnv* env); 119extern int register_android_graphics_PathMeasure(JNIEnv* env); 120extern int register_android_graphics_Picture(JNIEnv*); 121extern int register_android_graphics_PorterDuff(JNIEnv* env); 122extern int register_android_graphics_Rasterizer(JNIEnv* env); 123extern int register_android_graphics_Region(JNIEnv* env); 124extern int register_android_graphics_SurfaceTexture(JNIEnv* env); 125extern int register_android_graphics_Xfermode(JNIEnv* env); 126extern int register_android_graphics_pdf_PdfDocument(JNIEnv* env); 127extern int register_android_graphics_pdf_PdfRenderer(JNIEnv* env); 128extern int register_android_view_DisplayEventReceiver(JNIEnv* env); 129extern int register_android_view_RenderNode(JNIEnv* env); 130extern int register_android_view_RenderNodeAnimator(JNIEnv* env); 131extern int register_android_view_GraphicBuffer(JNIEnv* env); 132extern int register_android_view_GLES20Canvas(JNIEnv* env); 133extern int register_android_view_HardwareLayer(JNIEnv* env); 134extern int register_android_view_ThreadedRenderer(JNIEnv* env); 135extern int register_android_view_Surface(JNIEnv* env); 136extern int register_android_view_SurfaceControl(JNIEnv* env); 137extern int register_android_view_SurfaceSession(JNIEnv* env); 138extern int register_android_view_TextureView(JNIEnv* env); 139extern int register_com_android_internal_view_animation_NativeInterpolatorFactoryHelper(JNIEnv *env); 140extern int register_android_database_CursorWindow(JNIEnv* env); 141extern int register_android_database_SQLiteConnection(JNIEnv* env); 142extern int register_android_database_SQLiteGlobal(JNIEnv* env); 143extern int register_android_database_SQLiteDebug(JNIEnv* env); 144extern int register_android_nio_utils(JNIEnv* env); 145extern int register_android_text_format_Time(JNIEnv* env); 146extern int register_android_os_Debug(JNIEnv* env); 147extern int register_android_os_MessageQueue(JNIEnv* env); 148extern int register_android_os_Parcel(JNIEnv* env); 149extern int register_android_os_SELinux(JNIEnv* env); 150extern int register_android_os_SystemProperties(JNIEnv *env); 151extern int register_android_os_SystemClock(JNIEnv* env); 152extern int register_android_os_Trace(JNIEnv* env); 153extern int register_android_os_FileObserver(JNIEnv *env); 154extern int register_android_os_UEventObserver(JNIEnv* env); 155extern int register_android_os_MemoryFile(JNIEnv* env); 156extern int register_android_net_LocalSocketImpl(JNIEnv* env); 157extern int register_android_net_NetworkUtils(JNIEnv* env); 158extern int register_android_net_TrafficStats(JNIEnv* env); 159extern int register_android_text_AndroidCharacter(JNIEnv *env); 160extern int register_android_text_AndroidBidi(JNIEnv *env); 161extern int register_android_opengl_classes(JNIEnv *env); 162extern int register_android_server_fingerprint_FingerprintService(JNIEnv* env); 163extern int register_android_server_NetworkManagementSocketTagger(JNIEnv* env); 164extern int register_android_server_Watchdog(JNIEnv* env); 165extern int register_android_ddm_DdmHandleNativeHeap(JNIEnv *env); 166extern int register_com_android_internal_os_ZygoteInit(JNIEnv* env); 167extern int register_android_backup_BackupDataInput(JNIEnv *env); 168extern int register_android_backup_BackupDataOutput(JNIEnv *env); 169extern int register_android_backup_FileBackupHelperBase(JNIEnv *env); 170extern int register_android_backup_BackupHelperDispatcher(JNIEnv *env); 171extern int register_android_app_backup_FullBackup(JNIEnv *env); 172extern int register_android_app_ActivityThread(JNIEnv *env); 173extern int register_android_app_NativeActivity(JNIEnv *env); 174extern int register_android_media_RemoteDisplay(JNIEnv *env); 175extern int register_android_view_InputChannel(JNIEnv* env); 176extern int register_android_view_InputDevice(JNIEnv* env); 177extern int register_android_view_InputEventReceiver(JNIEnv* env); 178extern int register_android_view_InputEventSender(JNIEnv* env); 179extern int register_android_view_InputQueue(JNIEnv* env); 180extern int register_android_view_KeyCharacterMap(JNIEnv *env); 181extern int register_android_view_KeyEvent(JNIEnv* env); 182extern int register_android_view_MotionEvent(JNIEnv* env); 183extern int register_android_view_PointerIcon(JNIEnv* env); 184extern int register_android_view_VelocityTracker(JNIEnv* env); 185extern int register_android_content_res_ObbScanner(JNIEnv* env); 186extern int register_android_content_res_Configuration(JNIEnv* env); 187extern int register_android_animation_PropertyValuesHolder(JNIEnv *env); 188extern int register_com_android_internal_content_NativeLibraryHelper(JNIEnv *env); 189extern int register_com_android_internal_net_NetworkStatsFactory(JNIEnv *env); 190extern int register_com_android_internal_os_Zygote(JNIEnv *env); 191extern int register_com_android_internal_util_VirtualRefBasePtr(JNIEnv *env); 192 193static AndroidRuntime* gCurRuntime = NULL; 194 195static void doThrow(JNIEnv* env, const char* exc, const char* msg = NULL) 196{ 197 if (jniThrowException(env, exc, msg) != 0) 198 assert(false); 199} 200 201/* 202 * Code written in the Java Programming Language calls here from main(). 203 */ 204static void com_android_internal_os_RuntimeInit_nativeFinishInit(JNIEnv* env, jobject clazz) 205{ 206 gCurRuntime->onStarted(); 207} 208 209static void com_android_internal_os_RuntimeInit_nativeZygoteInit(JNIEnv* env, jobject clazz) 210{ 211 gCurRuntime->onZygoteInit(); 212} 213 214static void com_android_internal_os_RuntimeInit_nativeSetExitWithoutCleanup(JNIEnv* env, 215 jobject clazz, jboolean exitWithoutCleanup) 216{ 217 gCurRuntime->setExitWithoutCleanup(exitWithoutCleanup); 218} 219 220/* 221 * JNI registration. 222 */ 223static JNINativeMethod gMethods[] = { 224 { "nativeFinishInit", "()V", 225 (void*) com_android_internal_os_RuntimeInit_nativeFinishInit }, 226 { "nativeZygoteInit", "()V", 227 (void*) com_android_internal_os_RuntimeInit_nativeZygoteInit }, 228 { "nativeSetExitWithoutCleanup", "(Z)V", 229 (void*) com_android_internal_os_RuntimeInit_nativeSetExitWithoutCleanup }, 230}; 231 232int register_com_android_internal_os_RuntimeInit(JNIEnv* env) 233{ 234 return jniRegisterNativeMethods(env, "com/android/internal/os/RuntimeInit", 235 gMethods, NELEM(gMethods)); 236} 237 238// ---------------------------------------------------------------------- 239 240/*static*/ JavaVM* AndroidRuntime::mJavaVM = NULL; 241 242AndroidRuntime::AndroidRuntime(char* argBlockStart, const size_t argBlockLength) : 243 mExitWithoutCleanup(false), 244 mArgBlockStart(argBlockStart), 245 mArgBlockLength(argBlockLength) 246{ 247 SkGraphics::Init(); 248 // There is also a global font cache, but its budget is specified in code 249 // see SkFontHost_android.cpp 250 251 // Pre-allocate enough space to hold a fair number of options. 252 mOptions.setCapacity(20); 253 254 assert(gCurRuntime == NULL); // one per process 255 gCurRuntime = this; 256} 257 258AndroidRuntime::~AndroidRuntime() 259{ 260 SkGraphics::Term(); 261} 262 263/* 264 * Register native methods using JNI. 265 */ 266/*static*/ int AndroidRuntime::registerNativeMethods(JNIEnv* env, 267 const char* className, const JNINativeMethod* gMethods, int numMethods) 268{ 269 return jniRegisterNativeMethods(env, className, gMethods, numMethods); 270} 271 272void AndroidRuntime::setArgv0(const char* argv0) { 273 strlcpy(mArgBlockStart, argv0, mArgBlockLength); 274} 275 276status_t AndroidRuntime::callMain(const String8& className, jclass clazz, 277 const Vector<String8>& args) 278{ 279 JNIEnv* env; 280 jmethodID methodId; 281 282 ALOGD("Calling main entry %s", className.string()); 283 284 env = getJNIEnv(); 285 if (clazz == NULL || env == NULL) { 286 return UNKNOWN_ERROR; 287 } 288 289 methodId = env->GetStaticMethodID(clazz, "main", "([Ljava/lang/String;)V"); 290 if (methodId == NULL) { 291 ALOGE("ERROR: could not find method %s.main(String[])\n", className.string()); 292 return UNKNOWN_ERROR; 293 } 294 295 /* 296 * We want to call main() with a String array with our arguments in it. 297 * Create an array and populate it. 298 */ 299 jclass stringClass; 300 jobjectArray strArray; 301 302 const size_t numArgs = args.size(); 303 stringClass = env->FindClass("java/lang/String"); 304 strArray = env->NewObjectArray(numArgs, stringClass, NULL); 305 306 for (size_t i = 0; i < numArgs; i++) { 307 jstring argStr = env->NewStringUTF(args[i].string()); 308 env->SetObjectArrayElement(strArray, i, argStr); 309 } 310 311 env->CallStaticVoidMethod(clazz, methodId, strArray); 312 return NO_ERROR; 313} 314 315/* 316 * The VM calls this through the "exit" hook. 317 */ 318static void runtime_exit(int code) 319{ 320 gCurRuntime->exit(code); 321} 322 323/* 324 * The VM calls this through the "vfprintf" hook. 325 * 326 * We ignore "fp" and just write the results to the log file. 327 */ 328static void runtime_vfprintf(FILE* fp, const char* format, va_list ap) 329{ 330 LOG_PRI_VA(ANDROID_LOG_INFO, "vm-printf", format, ap); 331} 332 333/** 334 * The VM calls this when mutex contention debugging is enabled to 335 * determine whether or not the blocked thread was a "sensitive thread" 336 * for user responsiveness/smoothess. 337 * 338 * Our policy for this is whether or not we're tracing any StrictMode 339 * events on this thread (which we might've inherited via Binder calls 340 * into us) 341 */ 342static bool runtime_isSensitiveThread() { 343 IPCThreadState* state = IPCThreadState::selfOrNull(); 344 return state && state->getStrictModePolicy() != 0; 345} 346 347 348/** 349 * Add VM arguments to the to-be-executed VM 350 * Stops at first non '-' argument (also stops at an argument of '--') 351 * Returns the number of args consumed 352 */ 353int AndroidRuntime::addVmArguments(int argc, const char* const argv[]) 354{ 355 int i; 356 357 for (i = 0; i<argc; i++) { 358 if (argv[i][0] != '-') { 359 return i; 360 } 361 if (argv[i][1] == '-' && argv[i][2] == 0) { 362 return i+1; 363 } 364 365 JavaVMOption opt; 366 memset(&opt, 0, sizeof(opt)); 367 opt.optionString = (char*)argv[i]; 368 mOptions.add(opt); 369 } 370 return i; 371} 372 373static int hasDir(const char* dir) 374{ 375 struct stat s; 376 int res = stat(dir, &s); 377 if (res == 0) { 378 return S_ISDIR(s.st_mode); 379 } 380 return 0; 381} 382 383/* 384 * Read the persistent locale. 385 */ 386static void readLocale(char* language, char* region) 387{ 388 char propLang[PROPERTY_VALUE_MAX], propRegn[PROPERTY_VALUE_MAX]; 389 390 property_get("persist.sys.language", propLang, ""); 391 property_get("persist.sys.country", propRegn, ""); 392 if (*propLang == 0 && *propRegn == 0) { 393 /* Set to ro properties, default is en_US */ 394 property_get("ro.product.locale.language", propLang, "en"); 395 property_get("ro.product.locale.region", propRegn, "US"); 396 } 397 strncat(language, propLang, 2); 398 strncat(region, propRegn, 2); 399 //ALOGD("language=%s region=%s\n", language, region); 400} 401 402/* 403 * Parse a property containing space-separated options that should be 404 * passed directly to the VM, e.g. "-Xmx32m -verbose:gc -Xregenmap". 405 * 406 * This will cut up "extraOptsBuf" as we chop it into individual options. 407 * 408 * If "quotingArg" is non-null, it is passed before each extra option in mOptions. 409 * 410 * Adds the strings, if any, to mOptions. 411 */ 412void AndroidRuntime::parseExtraOpts(char* extraOptsBuf, const char* quotingArg) 413{ 414 JavaVMOption opt; 415 memset(&opt, 0, sizeof(opt)); 416 char* start = extraOptsBuf; 417 char* end = NULL; 418 while (*start != '\0') { 419 while (*start == ' ') /* skip leading whitespace */ 420 start++; 421 if (*start == '\0') /* was trailing ws, bail */ 422 break; 423 424 end = start+1; 425 while (*end != ' ' && *end != '\0') /* find end of token */ 426 end++; 427 if (*end == ' ') 428 *end++ = '\0'; /* mark end, advance to indicate more */ 429 430 opt.optionString = start; 431 if (quotingArg != NULL) { 432 JavaVMOption quotingOpt; 433 quotingOpt.optionString = quotingArg; 434 mOptions.add(quotingOpt); 435 } 436 mOptions.add(opt); 437 start = end; 438 } 439} 440 441/* 442 * Start the Dalvik Virtual Machine. 443 * 444 * Various arguments, most determined by system properties, are passed in. 445 * The "mOptions" vector is updated. 446 * 447 * CAUTION: when adding options in here, be careful not to put the 448 * char buffer inside a nested scope. Adding the buffer to the 449 * options using mOptions.add() does not copy the buffer, so if the 450 * buffer goes out of scope the option may be overwritten. It's best 451 * to put the buffer at the top of the function so that it is more 452 * unlikely that someone will surround it in a scope at a later time 453 * and thus introduce a bug. 454 * 455 * Returns 0 on success. 456 */ 457int AndroidRuntime::startVm(JavaVM** pJavaVM, JNIEnv** pEnv) 458{ 459 int result = -1; 460 JavaVMInitArgs initArgs; 461 JavaVMOption opt; 462 char propBuf[PROPERTY_VALUE_MAX]; 463 char stackTraceFileBuf[PROPERTY_VALUE_MAX]; 464 char dexoptFlagsBuf[PROPERTY_VALUE_MAX]; 465 char enableAssertBuf[sizeof("-ea:")-1 + PROPERTY_VALUE_MAX]; 466 char jniOptsBuf[sizeof("-Xjniopts:")-1 + PROPERTY_VALUE_MAX]; 467 char heapstartsizeOptsBuf[sizeof("-Xms")-1 + PROPERTY_VALUE_MAX]; 468 char heapsizeOptsBuf[sizeof("-Xmx")-1 + PROPERTY_VALUE_MAX]; 469 char heapgrowthlimitOptsBuf[sizeof("-XX:HeapGrowthLimit=")-1 + PROPERTY_VALUE_MAX]; 470 char heapminfreeOptsBuf[sizeof("-XX:HeapMinFree=")-1 + PROPERTY_VALUE_MAX]; 471 char heapmaxfreeOptsBuf[sizeof("-XX:HeapMaxFree=")-1 + PROPERTY_VALUE_MAX]; 472 char gctypeOptsBuf[sizeof("-Xgc:")-1 + PROPERTY_VALUE_MAX]; 473 char backgroundgcOptsBuf[sizeof("-XX:BackgroundGC=")-1 + PROPERTY_VALUE_MAX]; 474 char heaptargetutilizationOptsBuf[sizeof("-XX:HeapTargetUtilization=")-1 + PROPERTY_VALUE_MAX]; 475 char jitcodecachesizeOptsBuf[sizeof("-Xjitcodecachesize:")-1 + PROPERTY_VALUE_MAX]; 476 char dalvikVmLibBuf[PROPERTY_VALUE_MAX]; 477 char dex2oatFlagsBuf[PROPERTY_VALUE_MAX]; 478 char dex2oatImageFlagsBuf[PROPERTY_VALUE_MAX]; 479 char extraOptsBuf[PROPERTY_VALUE_MAX]; 480 char* stackTraceFile = NULL; 481 bool checkJni = false; 482 bool checkDexSum = false; 483 bool logStdio = false; 484 enum { 485 kEMDefault, 486 kEMIntPortable, 487 kEMIntFast, 488 kEMJitCompiler, 489 } executionMode = kEMDefault; 490 char profile_period[sizeof("-Xprofile-period:") + PROPERTY_VALUE_MAX]; 491 char profile_duration[sizeof("-Xprofile-duration:") + PROPERTY_VALUE_MAX]; 492 char profile_interval[sizeof("-Xprofile-interval:") + PROPERTY_VALUE_MAX]; 493 char profile_backoff[sizeof("-Xprofile-backoff:") + PROPERTY_VALUE_MAX]; 494 char profile_top_k_threshold[sizeof("-Xprofile-top-k-threshold:") + PROPERTY_VALUE_MAX]; 495 char profile_top_k_change_threshold[sizeof("-Xprofile-top-k-change-threshold:") + PROPERTY_VALUE_MAX]; 496 char langOption[sizeof("-Duser.language=") + 3]; 497 char regionOption[sizeof("-Duser.region=") + 3]; 498 char lockProfThresholdBuf[sizeof("-Xlockprofthreshold:") + sizeof(propBuf)]; 499 char jitOpBuf[sizeof("-Xjitop:") + PROPERTY_VALUE_MAX]; 500 char jitMethodBuf[sizeof("-Xjitmethod:") + PROPERTY_VALUE_MAX]; 501 502 property_get("dalvik.vm.checkjni", propBuf, ""); 503 if (strcmp(propBuf, "true") == 0) { 504 checkJni = true; 505 } else if (strcmp(propBuf, "false") != 0) { 506 /* property is neither true nor false; fall back on kernel parameter */ 507 property_get("ro.kernel.android.checkjni", propBuf, ""); 508 if (propBuf[0] == '1') { 509 checkJni = true; 510 } 511 } 512 513 property_get("dalvik.vm.execution-mode", propBuf, ""); 514 if (strcmp(propBuf, "int:portable") == 0) { 515 executionMode = kEMIntPortable; 516 } else if (strcmp(propBuf, "int:fast") == 0) { 517 executionMode = kEMIntFast; 518 } else if (strcmp(propBuf, "int:jit") == 0) { 519 executionMode = kEMJitCompiler; 520 } 521 522 property_get("dalvik.vm.stack-trace-file", stackTraceFileBuf, ""); 523 524 property_get("dalvik.vm.check-dex-sum", propBuf, ""); 525 if (strcmp(propBuf, "true") == 0) { 526 checkDexSum = true; 527 } 528 529 property_get("log.redirect-stdio", propBuf, ""); 530 if (strcmp(propBuf, "true") == 0) { 531 logStdio = true; 532 } 533 534 strcpy(enableAssertBuf, "-ea:"); 535 property_get("dalvik.vm.enableassertions", enableAssertBuf+4, ""); 536 537 strcpy(jniOptsBuf, "-Xjniopts:"); 538 property_get("dalvik.vm.jniopts", jniOptsBuf+10, ""); 539 540 /* route exit() to our handler */ 541 opt.extraInfo = (void*) runtime_exit; 542 opt.optionString = "exit"; 543 mOptions.add(opt); 544 545 /* route fprintf() to our handler */ 546 opt.extraInfo = (void*) runtime_vfprintf; 547 opt.optionString = "vfprintf"; 548 mOptions.add(opt); 549 550 /* register the framework-specific "is sensitive thread" hook */ 551 opt.extraInfo = (void*) runtime_isSensitiveThread; 552 opt.optionString = "sensitiveThread"; 553 mOptions.add(opt); 554 555 opt.extraInfo = NULL; 556 557 /* enable verbose; standard options are { jni, gc, class } */ 558 //options[curOpt++].optionString = "-verbose:jni"; 559 opt.optionString = "-verbose:gc"; 560 mOptions.add(opt); 561 //options[curOpt++].optionString = "-verbose:class"; 562 563 /* 564 * The default starting and maximum size of the heap. Larger 565 * values should be specified in a product property override. 566 */ 567 strcpy(heapstartsizeOptsBuf, "-Xms"); 568 property_get("dalvik.vm.heapstartsize", heapstartsizeOptsBuf+4, "4m"); 569 opt.optionString = heapstartsizeOptsBuf; 570 mOptions.add(opt); 571 strcpy(heapsizeOptsBuf, "-Xmx"); 572 property_get("dalvik.vm.heapsize", heapsizeOptsBuf+4, "16m"); 573 opt.optionString = heapsizeOptsBuf; 574 mOptions.add(opt); 575 576 // Increase the main thread's interpreter stack size for bug 6315322. 577 opt.optionString = "-XX:mainThreadStackSize=24K"; 578 mOptions.add(opt); 579 580 // Set the max jit code cache size. Note: size of 0 will disable the JIT. 581 strcpy(jitcodecachesizeOptsBuf, "-Xjitcodecachesize:"); 582 property_get("dalvik.vm.jit.codecachesize", jitcodecachesizeOptsBuf+19, NULL); 583 if (jitcodecachesizeOptsBuf[19] != '\0') { 584 opt.optionString = jitcodecachesizeOptsBuf; 585 mOptions.add(opt); 586 } 587 588 strcpy(heapgrowthlimitOptsBuf, "-XX:HeapGrowthLimit="); 589 property_get("dalvik.vm.heapgrowthlimit", heapgrowthlimitOptsBuf+20, ""); 590 if (heapgrowthlimitOptsBuf[20] != '\0') { 591 opt.optionString = heapgrowthlimitOptsBuf; 592 mOptions.add(opt); 593 } 594 595 strcpy(heapminfreeOptsBuf, "-XX:HeapMinFree="); 596 property_get("dalvik.vm.heapminfree", heapminfreeOptsBuf+16, ""); 597 if (heapminfreeOptsBuf[16] != '\0') { 598 opt.optionString = heapminfreeOptsBuf; 599 mOptions.add(opt); 600 } 601 602 strcpy(heapmaxfreeOptsBuf, "-XX:HeapMaxFree="); 603 property_get("dalvik.vm.heapmaxfree", heapmaxfreeOptsBuf+16, ""); 604 if (heapmaxfreeOptsBuf[16] != '\0') { 605 opt.optionString = heapmaxfreeOptsBuf; 606 mOptions.add(opt); 607 } 608 609 strcpy(heaptargetutilizationOptsBuf, "-XX:HeapTargetUtilization="); 610 property_get("dalvik.vm.heaptargetutilization", heaptargetutilizationOptsBuf+26, ""); 611 if (heaptargetutilizationOptsBuf[26] != '\0') { 612 opt.optionString = heaptargetutilizationOptsBuf; 613 mOptions.add(opt); 614 } 615 616 property_get("ro.config.low_ram", propBuf, ""); 617 if (strcmp(propBuf, "true") == 0) { 618 opt.optionString = "-XX:LowMemoryMode"; 619 mOptions.add(opt); 620 } 621 622 strcpy(gctypeOptsBuf, "-Xgc:"); 623 property_get("dalvik.vm.gctype", gctypeOptsBuf+5, ""); 624 if (gctypeOptsBuf[5] != '\0') { 625 opt.optionString = gctypeOptsBuf; 626 mOptions.add(opt); 627 } 628 629 strcpy(backgroundgcOptsBuf, "-XX:BackgroundGC="); 630 property_get("dalvik.vm.backgroundgctype", backgroundgcOptsBuf+sizeof("-XX:BackgroundGC=")-1, ""); 631 if (backgroundgcOptsBuf[sizeof("-XX:BackgroundGC=")-1] != '\0') { 632 opt.optionString = backgroundgcOptsBuf; 633 mOptions.add(opt); 634 } 635 636 /* 637 * Enable or disable dexopt features, such as bytecode verification and 638 * calculation of register maps for precise GC. 639 */ 640 property_get("dalvik.vm.dexopt-flags", dexoptFlagsBuf, ""); 641 if (dexoptFlagsBuf[0] != '\0') { 642 const char* opc; 643 const char* val; 644 645 opc = strstr(dexoptFlagsBuf, "v="); /* verification */ 646 if (opc != NULL) { 647 switch (*(opc+2)) { 648 case 'n': val = "-Xverify:none"; break; 649 case 'r': val = "-Xverify:remote"; break; 650 case 'a': val = "-Xverify:all"; break; 651 default: val = NULL; break; 652 } 653 654 if (val != NULL) { 655 opt.optionString = val; 656 mOptions.add(opt); 657 } 658 } 659 660 opc = strstr(dexoptFlagsBuf, "o="); /* optimization */ 661 if (opc != NULL) { 662 switch (*(opc+2)) { 663 case 'n': val = "-Xdexopt:none"; break; 664 case 'v': val = "-Xdexopt:verified"; break; 665 case 'a': val = "-Xdexopt:all"; break; 666 case 'f': val = "-Xdexopt:full"; break; 667 default: val = NULL; break; 668 } 669 670 if (val != NULL) { 671 opt.optionString = val; 672 mOptions.add(opt); 673 } 674 } 675 676 opc = strstr(dexoptFlagsBuf, "m=y"); /* register map */ 677 if (opc != NULL) { 678 opt.optionString = "-Xgenregmap"; 679 mOptions.add(opt); 680 681 /* turn on precise GC while we're at it */ 682 opt.optionString = "-Xgc:precise"; 683 mOptions.add(opt); 684 } 685 } 686 687 /* enable debugging; set suspend=y to pause during VM init */ 688 /* use android ADB transport */ 689 opt.optionString = 690 "-agentlib:jdwp=transport=dt_android_adb,suspend=n,server=y"; 691 mOptions.add(opt); 692 693 ALOGD("CheckJNI is %s\n", checkJni ? "ON" : "OFF"); 694 if (checkJni) { 695 /* extended JNI checking */ 696 opt.optionString = "-Xcheck:jni"; 697 mOptions.add(opt); 698 699 /* set a cap on JNI global references */ 700 opt.optionString = "-Xjnigreflimit:2000"; 701 mOptions.add(opt); 702 703 /* with -Xcheck:jni, this provides a JNI function call trace */ 704 //opt.optionString = "-verbose:jni"; 705 //mOptions.add(opt); 706 } 707 708 property_get("dalvik.vm.lockprof.threshold", propBuf, ""); 709 if (strlen(propBuf) > 0) { 710 strcpy(lockProfThresholdBuf, "-Xlockprofthreshold:"); 711 strcat(lockProfThresholdBuf, propBuf); 712 opt.optionString = lockProfThresholdBuf; 713 mOptions.add(opt); 714 } 715 716 /* Force interpreter-only mode for selected opcodes. Eg "1-0a,3c,f1-ff" */ 717 property_get("dalvik.vm.jit.op", propBuf, ""); 718 if (strlen(propBuf) > 0) { 719 strcpy(jitOpBuf, "-Xjitop:"); 720 strcat(jitOpBuf, propBuf); 721 opt.optionString = jitOpBuf; 722 mOptions.add(opt); 723 } 724 725 /* Force interpreter-only mode for selected methods */ 726 property_get("dalvik.vm.jit.method", propBuf, ""); 727 if (strlen(propBuf) > 0) { 728 strcpy(jitMethodBuf, "-Xjitmethod:"); 729 strcat(jitMethodBuf, propBuf); 730 opt.optionString = jitMethodBuf; 731 mOptions.add(opt); 732 } 733 734 if (executionMode == kEMIntPortable) { 735 opt.optionString = "-Xint:portable"; 736 mOptions.add(opt); 737 } else if (executionMode == kEMIntFast) { 738 opt.optionString = "-Xint:fast"; 739 mOptions.add(opt); 740 } else if (executionMode == kEMJitCompiler) { 741 opt.optionString = "-Xint:jit"; 742 mOptions.add(opt); 743 } 744 745 if (checkDexSum) { 746 /* perform additional DEX checksum tests */ 747 opt.optionString = "-Xcheckdexsum"; 748 mOptions.add(opt); 749 } 750 751 if (logStdio) { 752 /* convert stdout/stderr to log messages */ 753 opt.optionString = "-Xlog-stdio"; 754 mOptions.add(opt); 755 } 756 757 if (enableAssertBuf[4] != '\0') { 758 /* accept "all" to mean "all classes and packages" */ 759 if (strcmp(enableAssertBuf+4, "all") == 0) 760 enableAssertBuf[3] = '\0'; 761 ALOGI("Assertions enabled: '%s'\n", enableAssertBuf); 762 opt.optionString = enableAssertBuf; 763 mOptions.add(opt); 764 } else { 765 ALOGV("Assertions disabled\n"); 766 } 767 768 if (jniOptsBuf[10] != '\0') { 769 ALOGI("JNI options: '%s'\n", jniOptsBuf); 770 opt.optionString = jniOptsBuf; 771 mOptions.add(opt); 772 } 773 774 if (stackTraceFileBuf[0] != '\0') { 775 static const char* stfOptName = "-Xstacktracefile:"; 776 777 stackTraceFile = (char*) malloc(strlen(stfOptName) + 778 strlen(stackTraceFileBuf) +1); 779 strcpy(stackTraceFile, stfOptName); 780 strcat(stackTraceFile, stackTraceFileBuf); 781 opt.optionString = stackTraceFile; 782 mOptions.add(opt); 783 } 784 785 // libart tolerates libdvm flags, but not vice versa, so only pass some options if libart. 786 property_get("persist.sys.dalvik.vm.lib.2", dalvikVmLibBuf, "libart.so"); 787 bool libart = (strncmp(dalvikVmLibBuf, "libart", 6) == 0); 788 789 if (libart) { 790 // Extra options for DexClassLoader. 791 property_get("dalvik.vm.dex2oat-flags", dex2oatFlagsBuf, ""); 792 parseExtraOpts(dex2oatFlagsBuf, "-Xcompiler-option"); 793 794 // Extra options for boot.art/boot.oat image generation. 795 property_get("dalvik.vm.image-dex2oat-flags", dex2oatImageFlagsBuf, ""); 796 parseExtraOpts(dex2oatImageFlagsBuf, "-Ximage-compiler-option"); 797 } 798 799 /* extra options; parse this late so it overrides others */ 800 property_get("dalvik.vm.extra-opts", extraOptsBuf, ""); 801 parseExtraOpts(extraOptsBuf, NULL); 802 803 /* Set the properties for locale */ 804 { 805 strcpy(langOption, "-Duser.language="); 806 strcpy(regionOption, "-Duser.region="); 807 readLocale(langOption, regionOption); 808 opt.extraInfo = NULL; 809 opt.optionString = langOption; 810 mOptions.add(opt); 811 opt.optionString = regionOption; 812 mOptions.add(opt); 813 } 814 815 /* 816 * Set profiler options 817 */ 818 if (libart) { 819 // Whether or not the profiler should be enabled. 820 property_get("dalvik.vm.profiler", propBuf, "0"); 821 if (propBuf[0] == '1') { 822 opt.optionString = "-Xenable-profiler"; 823 mOptions.add(opt); 824 } 825 826 // Whether the profile should start upon app startup or be delayed by some random offset 827 // (in seconds) that is bound between 0 and a fixed value. 828 property_get("dalvik.vm.profile.start-immed", propBuf, "0"); 829 if (propBuf[0] == '1') { 830 opt.optionString = "-Xprofile-start-immediately"; 831 mOptions.add(opt); 832 } 833 834 // Number of seconds during profile runs. 835 strcpy(profile_period, "-Xprofile-period:"); 836 if (property_get("dalvik.vm.profile.period-secs", profile_period+17, NULL) > 0) { 837 opt.optionString = profile_period; 838 mOptions.add(opt); 839 } 840 841 // Length of each profile run (seconds). 842 strcpy(profile_duration, "-Xprofile-duration:"); 843 if (property_get("dalvik.vm.profile.duration-secs", profile_duration+19, NULL) > 0) { 844 opt.optionString = profile_duration; 845 mOptions.add(opt); 846 } 847 848 // Polling interval during profile run (microseconds). 849 strcpy(profile_interval, "-Xprofile-interval:"); 850 if (property_get("dalvik.vm.profile.interval-us", profile_interval+19, NULL) > 0) { 851 opt.optionString = profile_interval; 852 mOptions.add(opt); 853 } 854 855 // Coefficient for period backoff. The the period is multiplied 856 // by this value after each profile run. 857 strcpy(profile_backoff, "-Xprofile-backoff:"); 858 if (property_get("dalvik.vm.profile.backoff-coeff", profile_backoff+18, NULL) > 0) { 859 opt.optionString = profile_backoff; 860 mOptions.add(opt); 861 } 862 863 // Top K% of samples that are considered relevant when deciding if the app should be recompiled. 864 strcpy(profile_top_k_threshold, "-Xprofile-top-k-threshold:"); 865 if (property_get("dalvik.vm.profile.top-k-thr", profile_top_k_threshold+26, NULL) > 0) { 866 opt.optionString = profile_top_k_threshold; 867 mOptions.add(opt); 868 } 869 870 // The threshold after which a change in the structure of the top K% profiled samples becomes significant 871 // and triggers recompilation. A change in profile is considered significant if X% (top-k-change-threshold) 872 // of the top K% (top-k-threshold property) samples has changed. 873 strcpy(profile_top_k_change_threshold, "-Xprofile-top-k-change-threshold:"); 874 if (property_get("dalvik.vm.profile.top-k-ch-thr", profile_top_k_change_threshold+33, NULL) > 0) { 875 opt.optionString = profile_top_k_change_threshold; 876 mOptions.add(opt); 877 } 878 } 879 880 initArgs.version = JNI_VERSION_1_4; 881 initArgs.options = mOptions.editArray(); 882 initArgs.nOptions = mOptions.size(); 883 initArgs.ignoreUnrecognized = JNI_FALSE; 884 885 /* 886 * Initialize the VM. 887 * 888 * The JavaVM* is essentially per-process, and the JNIEnv* is per-thread. 889 * If this call succeeds, the VM is ready, and we can start issuing 890 * JNI calls. 891 */ 892 if (JNI_CreateJavaVM(pJavaVM, pEnv, &initArgs) < 0) { 893 ALOGE("JNI_CreateJavaVM failed\n"); 894 goto bail; 895 } 896 897 result = 0; 898 899bail: 900 free(stackTraceFile); 901 return result; 902} 903 904char* AndroidRuntime::toSlashClassName(const char* className) 905{ 906 char* result = strdup(className); 907 for (char* cp = result; *cp != '\0'; cp++) { 908 if (*cp == '.') { 909 *cp = '/'; 910 } 911 } 912 return result; 913} 914 915/* 916 * Start the Android runtime. This involves starting the virtual machine 917 * and calling the "static void main(String[] args)" method in the class 918 * named by "className". 919 * 920 * Passes the main function two arguments, the class name and the specified 921 * options string. 922 */ 923void AndroidRuntime::start(const char* className, const Vector<String8>& options) 924{ 925 ALOGD("\n>>>>>> AndroidRuntime START %s <<<<<<\n", 926 className != NULL ? className : "(unknown)"); 927 928 static const String8 startSystemServer("start-system-server"); 929 930 /* 931 * 'startSystemServer == true' means runtime is obsolete and not run from 932 * init.rc anymore, so we print out the boot start event here. 933 */ 934 for (size_t i = 0; i < options.size(); ++i) { 935 if (options[i] == startSystemServer) { 936 /* track our progress through the boot sequence */ 937 const int LOG_BOOT_PROGRESS_START = 3000; 938 LOG_EVENT_LONG(LOG_BOOT_PROGRESS_START, ns2ms(systemTime(SYSTEM_TIME_MONOTONIC))); 939 } 940 } 941 942 const char* rootDir = getenv("ANDROID_ROOT"); 943 if (rootDir == NULL) { 944 rootDir = "/system"; 945 if (!hasDir("/system")) { 946 LOG_FATAL("No root directory specified, and /android does not exist."); 947 return; 948 } 949 setenv("ANDROID_ROOT", rootDir, 1); 950 } 951 952 //const char* kernelHack = getenv("LD_ASSUME_KERNEL"); 953 //ALOGD("Found LD_ASSUME_KERNEL='%s'\n", kernelHack); 954 955 /* start the virtual machine */ 956 JniInvocation jni_invocation; 957 jni_invocation.Init(NULL); 958 JNIEnv* env; 959 if (startVm(&mJavaVM, &env) != 0) { 960 return; 961 } 962 onVmCreated(env); 963 964 /* 965 * Register android functions. 966 */ 967 if (startReg(env) < 0) { 968 ALOGE("Unable to register all android natives\n"); 969 return; 970 } 971 972 /* 973 * We want to call main() with a String array with arguments in it. 974 * At present we have two arguments, the class name and an option string. 975 * Create an array to hold them. 976 */ 977 jclass stringClass; 978 jobjectArray strArray; 979 jstring classNameStr; 980 981 stringClass = env->FindClass("java/lang/String"); 982 assert(stringClass != NULL); 983 strArray = env->NewObjectArray(options.size() + 1, stringClass, NULL); 984 assert(strArray != NULL); 985 classNameStr = env->NewStringUTF(className); 986 assert(classNameStr != NULL); 987 env->SetObjectArrayElement(strArray, 0, classNameStr); 988 989 for (size_t i = 0; i < options.size(); ++i) { 990 jstring optionsStr = env->NewStringUTF(options.itemAt(i).string()); 991 assert(optionsStr != NULL); 992 env->SetObjectArrayElement(strArray, i + 1, optionsStr); 993 } 994 995 /* 996 * Start VM. This thread becomes the main thread of the VM, and will 997 * not return until the VM exits. 998 */ 999 char* slashClassName = toSlashClassName(className); 1000 jclass startClass = env->FindClass(slashClassName); 1001 if (startClass == NULL) { 1002 ALOGE("JavaVM unable to locate class '%s'\n", slashClassName); 1003 /* keep going */ 1004 } else { 1005 jmethodID startMeth = env->GetStaticMethodID(startClass, "main", 1006 "([Ljava/lang/String;)V"); 1007 if (startMeth == NULL) { 1008 ALOGE("JavaVM unable to find main() in '%s'\n", className); 1009 /* keep going */ 1010 } else { 1011 env->CallStaticVoidMethod(startClass, startMeth, strArray); 1012 1013#if 0 1014 if (env->ExceptionCheck()) 1015 threadExitUncaughtException(env); 1016#endif 1017 } 1018 } 1019 free(slashClassName); 1020 1021 ALOGD("Shutting down VM\n"); 1022 if (mJavaVM->DetachCurrentThread() != JNI_OK) 1023 ALOGW("Warning: unable to detach main thread\n"); 1024 if (mJavaVM->DestroyJavaVM() != 0) 1025 ALOGW("Warning: VM did not shut down cleanly\n"); 1026} 1027 1028void AndroidRuntime::exit(int code) 1029{ 1030 if (mExitWithoutCleanup) { 1031 ALOGI("VM exiting with result code %d, cleanup skipped.", code); 1032 ::_exit(code); 1033 } else { 1034 ALOGI("VM exiting with result code %d.", code); 1035 onExit(code); 1036 ::exit(code); 1037 } 1038} 1039 1040void AndroidRuntime::onVmCreated(JNIEnv* env) 1041{ 1042 // If AndroidRuntime had anything to do here, we'd have done it in 'start'. 1043} 1044 1045/* 1046 * Get the JNIEnv pointer for this thread. 1047 * 1048 * Returns NULL if the slot wasn't allocated or populated. 1049 */ 1050/*static*/ JNIEnv* AndroidRuntime::getJNIEnv() 1051{ 1052 JNIEnv* env; 1053 JavaVM* vm = AndroidRuntime::getJavaVM(); 1054 assert(vm != NULL); 1055 1056 if (vm->GetEnv((void**) &env, JNI_VERSION_1_4) != JNI_OK) 1057 return NULL; 1058 return env; 1059} 1060 1061/* 1062 * Makes the current thread visible to the VM. 1063 * 1064 * The JNIEnv pointer returned is only valid for the current thread, and 1065 * thus must be tucked into thread-local storage. 1066 */ 1067static int javaAttachThread(const char* threadName, JNIEnv** pEnv) 1068{ 1069 JavaVMAttachArgs args; 1070 JavaVM* vm; 1071 jint result; 1072 1073 vm = AndroidRuntime::getJavaVM(); 1074 assert(vm != NULL); 1075 1076 args.version = JNI_VERSION_1_4; 1077 args.name = (char*) threadName; 1078 args.group = NULL; 1079 1080 result = vm->AttachCurrentThread(pEnv, (void*) &args); 1081 if (result != JNI_OK) 1082 ALOGI("NOTE: attach of thread '%s' failed\n", threadName); 1083 1084 return result; 1085} 1086 1087/* 1088 * Detach the current thread from the set visible to the VM. 1089 */ 1090static int javaDetachThread(void) 1091{ 1092 JavaVM* vm; 1093 jint result; 1094 1095 vm = AndroidRuntime::getJavaVM(); 1096 assert(vm != NULL); 1097 1098 result = vm->DetachCurrentThread(); 1099 if (result != JNI_OK) 1100 ALOGE("ERROR: thread detach failed\n"); 1101 return result; 1102} 1103 1104/* 1105 * When starting a native thread that will be visible from the VM, we 1106 * bounce through this to get the right attach/detach action. 1107 * Note that this function calls free(args) 1108 */ 1109/*static*/ int AndroidRuntime::javaThreadShell(void* args) { 1110 void* start = ((void**)args)[0]; 1111 void* userData = ((void **)args)[1]; 1112 char* name = (char*) ((void **)args)[2]; // we own this storage 1113 free(args); 1114 JNIEnv* env; 1115 int result; 1116 1117 /* hook us into the VM */ 1118 if (javaAttachThread(name, &env) != JNI_OK) 1119 return -1; 1120 1121 /* start the thread running */ 1122 result = (*(android_thread_func_t)start)(userData); 1123 1124 /* unhook us */ 1125 javaDetachThread(); 1126 free(name); 1127 1128 return result; 1129} 1130 1131/* 1132 * This is invoked from androidCreateThreadEtc() via the callback 1133 * set with androidSetCreateThreadFunc(). 1134 * 1135 * We need to create the new thread in such a way that it gets hooked 1136 * into the VM before it really starts executing. 1137 */ 1138/*static*/ int AndroidRuntime::javaCreateThreadEtc( 1139 android_thread_func_t entryFunction, 1140 void* userData, 1141 const char* threadName, 1142 int32_t threadPriority, 1143 size_t threadStackSize, 1144 android_thread_id_t* threadId) 1145{ 1146 void** args = (void**) malloc(3 * sizeof(void*)); // javaThreadShell must free 1147 int result; 1148 1149 if (!threadName) 1150 threadName = "unnamed thread"; 1151 1152 args[0] = (void*) entryFunction; 1153 args[1] = userData; 1154 args[2] = (void*) strdup(threadName); // javaThreadShell must free 1155 1156 result = androidCreateRawThreadEtc(AndroidRuntime::javaThreadShell, args, 1157 threadName, threadPriority, threadStackSize, threadId); 1158 return result; 1159} 1160 1161/* 1162 * Create a thread that is visible from the VM. 1163 * 1164 * This is called from elsewhere in the library. 1165 */ 1166/*static*/ android_thread_id_t AndroidRuntime::createJavaThread(const char* name, 1167 void (*start)(void *), void* arg) 1168{ 1169 android_thread_id_t threadId = 0; 1170 javaCreateThreadEtc((android_thread_func_t) start, arg, name, 1171 ANDROID_PRIORITY_DEFAULT, 0, &threadId); 1172 return threadId; 1173} 1174 1175#if 0 1176static void quickTest(void* arg) 1177{ 1178 const char* str = (const char*) arg; 1179 1180 printf("In quickTest: %s\n", str); 1181} 1182#endif 1183 1184#ifdef NDEBUG 1185 #define REG_JNI(name) { name } 1186 struct RegJNIRec { 1187 int (*mProc)(JNIEnv*); 1188 }; 1189#else 1190 #define REG_JNI(name) { name, #name } 1191 struct RegJNIRec { 1192 int (*mProc)(JNIEnv*); 1193 const char* mName; 1194 }; 1195#endif 1196 1197typedef void (*RegJAMProc)(); 1198 1199static int register_jni_procs(const RegJNIRec array[], size_t count, JNIEnv* env) 1200{ 1201 for (size_t i = 0; i < count; i++) { 1202 if (array[i].mProc(env) < 0) { 1203#ifndef NDEBUG 1204 ALOGD("----------!!! %s failed to load\n", array[i].mName); 1205#endif 1206 return -1; 1207 } 1208 } 1209 return 0; 1210} 1211 1212static void register_jam_procs(const RegJAMProc array[], size_t count) 1213{ 1214 for (size_t i = 0; i < count; i++) { 1215 array[i](); 1216 } 1217} 1218 1219static const RegJNIRec gRegJNI[] = { 1220 REG_JNI(register_com_android_internal_os_RuntimeInit), 1221 REG_JNI(register_android_os_SystemClock), 1222 REG_JNI(register_android_util_EventLog), 1223 REG_JNI(register_android_util_Log), 1224 REG_JNI(register_android_util_FloatMath), 1225 REG_JNI(register_android_text_format_Time), 1226 REG_JNI(register_android_content_AssetManager), 1227 REG_JNI(register_android_content_StringBlock), 1228 REG_JNI(register_android_content_XmlBlock), 1229 REG_JNI(register_android_emoji_EmojiFactory), 1230 REG_JNI(register_android_text_AndroidCharacter), 1231 REG_JNI(register_android_text_AndroidBidi), 1232 REG_JNI(register_android_view_InputDevice), 1233 REG_JNI(register_android_view_KeyCharacterMap), 1234 REG_JNI(register_android_os_Process), 1235 REG_JNI(register_android_os_SystemProperties), 1236 REG_JNI(register_android_os_Binder), 1237 REG_JNI(register_android_os_Parcel), 1238 REG_JNI(register_android_nio_utils), 1239 REG_JNI(register_android_graphics_Graphics), 1240 REG_JNI(register_android_view_DisplayEventReceiver), 1241 REG_JNI(register_android_view_RenderNode), 1242 REG_JNI(register_android_view_RenderNodeAnimator), 1243 REG_JNI(register_android_view_GraphicBuffer), 1244 REG_JNI(register_android_view_GLES20Canvas), 1245 REG_JNI(register_android_view_HardwareLayer), 1246 REG_JNI(register_android_view_ThreadedRenderer), 1247 REG_JNI(register_android_view_Surface), 1248 REG_JNI(register_android_view_SurfaceControl), 1249 REG_JNI(register_android_view_SurfaceSession), 1250 REG_JNI(register_android_view_TextureView), 1251 REG_JNI(register_com_android_internal_view_animation_NativeInterpolatorFactoryHelper), 1252 REG_JNI(register_com_google_android_gles_jni_EGLImpl), 1253 REG_JNI(register_com_google_android_gles_jni_GLImpl), 1254 REG_JNI(register_android_opengl_jni_EGL14), 1255 REG_JNI(register_android_opengl_jni_EGLExt), 1256 REG_JNI(register_android_opengl_jni_GLES10), 1257 REG_JNI(register_android_opengl_jni_GLES10Ext), 1258 REG_JNI(register_android_opengl_jni_GLES11), 1259 REG_JNI(register_android_opengl_jni_GLES11Ext), 1260 REG_JNI(register_android_opengl_jni_GLES20), 1261 REG_JNI(register_android_opengl_jni_GLES30), 1262 REG_JNI(register_android_opengl_jni_GLES31), 1263 REG_JNI(register_android_opengl_jni_GLES31Ext), 1264 1265 REG_JNI(register_android_graphics_Bitmap), 1266 REG_JNI(register_android_graphics_BitmapFactory), 1267 REG_JNI(register_android_graphics_BitmapRegionDecoder), 1268 REG_JNI(register_android_graphics_Camera), 1269 REG_JNI(register_android_graphics_CreateJavaOutputStreamAdaptor), 1270 REG_JNI(register_android_graphics_Canvas), 1271 REG_JNI(register_android_graphics_CanvasProperty), 1272 REG_JNI(register_android_graphics_ColorFilter), 1273 REG_JNI(register_android_graphics_DrawFilter), 1274 REG_JNI(register_android_graphics_FontFamily), 1275 REG_JNI(register_android_graphics_Interpolator), 1276 REG_JNI(register_android_graphics_LayerRasterizer), 1277 REG_JNI(register_android_graphics_MaskFilter), 1278 REG_JNI(register_android_graphics_Matrix), 1279 REG_JNI(register_android_graphics_Movie), 1280 REG_JNI(register_android_graphics_NinePatch), 1281 REG_JNI(register_android_graphics_Paint), 1282 REG_JNI(register_android_graphics_Path), 1283 REG_JNI(register_android_graphics_PathMeasure), 1284 REG_JNI(register_android_graphics_PathEffect), 1285 REG_JNI(register_android_graphics_Picture), 1286 REG_JNI(register_android_graphics_PorterDuff), 1287 REG_JNI(register_android_graphics_Rasterizer), 1288 REG_JNI(register_android_graphics_Region), 1289 REG_JNI(register_android_graphics_Shader), 1290 REG_JNI(register_android_graphics_SurfaceTexture), 1291 REG_JNI(register_android_graphics_Typeface), 1292 REG_JNI(register_android_graphics_Xfermode), 1293 REG_JNI(register_android_graphics_YuvImage), 1294 REG_JNI(register_android_graphics_pdf_PdfDocument), 1295 REG_JNI(register_android_graphics_pdf_PdfRenderer), 1296 1297 REG_JNI(register_android_database_CursorWindow), 1298 REG_JNI(register_android_database_SQLiteConnection), 1299 REG_JNI(register_android_database_SQLiteGlobal), 1300 REG_JNI(register_android_database_SQLiteDebug), 1301 REG_JNI(register_android_os_Debug), 1302 REG_JNI(register_android_os_FileObserver), 1303 REG_JNI(register_android_os_MessageQueue), 1304 REG_JNI(register_android_os_SELinux), 1305 REG_JNI(register_android_os_Trace), 1306 REG_JNI(register_android_os_UEventObserver), 1307 REG_JNI(register_android_net_LocalSocketImpl), 1308 REG_JNI(register_android_net_NetworkUtils), 1309 REG_JNI(register_android_net_TrafficStats), 1310 REG_JNI(register_android_os_MemoryFile), 1311 REG_JNI(register_com_android_internal_os_ZygoteInit), 1312 REG_JNI(register_com_android_internal_os_Zygote), 1313 REG_JNI(register_com_android_internal_util_VirtualRefBasePtr), 1314 REG_JNI(register_android_hardware_Camera), 1315 REG_JNI(register_android_hardware_camera2_CameraMetadata), 1316 REG_JNI(register_android_hardware_camera2_legacy_LegacyCameraDevice), 1317 REG_JNI(register_android_hardware_camera2_DngCreator), 1318 REG_JNI(register_android_hardware_SensorManager), 1319 REG_JNI(register_android_hardware_SerialPort), 1320 REG_JNI(register_android_hardware_SoundTrigger), 1321 REG_JNI(register_android_hardware_UsbDevice), 1322 REG_JNI(register_android_hardware_UsbDeviceConnection), 1323 REG_JNI(register_android_hardware_UsbRequest), 1324 REG_JNI(register_android_media_AudioRecord), 1325 REG_JNI(register_android_media_AudioSystem), 1326 REG_JNI(register_android_media_AudioTrack), 1327 REG_JNI(register_android_media_JetPlayer), 1328 REG_JNI(register_android_media_RemoteDisplay), 1329 REG_JNI(register_android_media_ToneGenerator), 1330 1331 REG_JNI(register_android_opengl_classes), 1332 REG_JNI(register_android_server_fingerprint_FingerprintService), 1333 REG_JNI(register_android_server_NetworkManagementSocketTagger), 1334 REG_JNI(register_android_server_Watchdog), 1335 REG_JNI(register_android_ddm_DdmHandleNativeHeap), 1336 REG_JNI(register_android_backup_BackupDataInput), 1337 REG_JNI(register_android_backup_BackupDataOutput), 1338 REG_JNI(register_android_backup_FileBackupHelperBase), 1339 REG_JNI(register_android_backup_BackupHelperDispatcher), 1340 REG_JNI(register_android_app_backup_FullBackup), 1341 REG_JNI(register_android_app_ActivityThread), 1342 REG_JNI(register_android_app_NativeActivity), 1343 REG_JNI(register_android_view_InputChannel), 1344 REG_JNI(register_android_view_InputEventReceiver), 1345 REG_JNI(register_android_view_InputEventSender), 1346 REG_JNI(register_android_view_InputQueue), 1347 REG_JNI(register_android_view_KeyEvent), 1348 REG_JNI(register_android_view_MotionEvent), 1349 REG_JNI(register_android_view_PointerIcon), 1350 REG_JNI(register_android_view_VelocityTracker), 1351 1352 REG_JNI(register_android_content_res_ObbScanner), 1353 REG_JNI(register_android_content_res_Configuration), 1354 1355 REG_JNI(register_android_animation_PropertyValuesHolder), 1356 REG_JNI(register_com_android_internal_content_NativeLibraryHelper), 1357 REG_JNI(register_com_android_internal_net_NetworkStatsFactory), 1358}; 1359 1360/* 1361 * Register android native functions with the VM. 1362 */ 1363/*static*/ int AndroidRuntime::startReg(JNIEnv* env) 1364{ 1365 /* 1366 * This hook causes all future threads created in this process to be 1367 * attached to the JavaVM. (This needs to go away in favor of JNI 1368 * Attach calls.) 1369 */ 1370 androidSetCreateThreadFunc((android_create_thread_fn) javaCreateThreadEtc); 1371 1372 ALOGV("--- registering native functions ---\n"); 1373 1374 /* 1375 * Every "register" function calls one or more things that return 1376 * a local reference (e.g. FindClass). Because we haven't really 1377 * started the VM yet, they're all getting stored in the base frame 1378 * and never released. Use Push/Pop to manage the storage. 1379 */ 1380 env->PushLocalFrame(200); 1381 1382 if (register_jni_procs(gRegJNI, NELEM(gRegJNI), env) < 0) { 1383 env->PopLocalFrame(NULL); 1384 return -1; 1385 } 1386 env->PopLocalFrame(NULL); 1387 1388 //createJavaThread("fubar", quickTest, (void*) "hello"); 1389 1390 return 0; 1391} 1392 1393AndroidRuntime* AndroidRuntime::getRuntime() 1394{ 1395 return gCurRuntime; 1396} 1397 1398/** 1399 * Used by WithFramework to register native functions. 1400 */ 1401extern "C" 1402jint Java_com_android_internal_util_WithFramework_registerNatives( 1403 JNIEnv* env, jclass clazz) { 1404 return register_jni_procs(gRegJNI, NELEM(gRegJNI), env); 1405} 1406 1407/** 1408 * Used by LoadClass to register native functions. 1409 */ 1410extern "C" 1411jint Java_LoadClass_registerNatives(JNIEnv* env, jclass clazz) { 1412 return register_jni_procs(gRegJNI, NELEM(gRegJNI), env); 1413} 1414 1415} // namespace android 1416