AndroidRuntime.cpp revision 9c9777da6839a22cd6cdeadbc48f02e1ef1f4f2b
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_NetworkManagementSocketTagger(JNIEnv* env); 163extern int register_android_server_Watchdog(JNIEnv* env); 164extern int register_android_ddm_DdmHandleNativeHeap(JNIEnv *env); 165extern int register_com_android_internal_os_ZygoteInit(JNIEnv* env); 166extern int register_android_backup_BackupDataInput(JNIEnv *env); 167extern int register_android_backup_BackupDataOutput(JNIEnv *env); 168extern int register_android_backup_FileBackupHelperBase(JNIEnv *env); 169extern int register_android_backup_BackupHelperDispatcher(JNIEnv *env); 170extern int register_android_app_backup_FullBackup(JNIEnv *env); 171extern int register_android_app_ActivityThread(JNIEnv *env); 172extern int register_android_app_NativeActivity(JNIEnv *env); 173extern int register_android_media_RemoteDisplay(JNIEnv *env); 174extern int register_android_view_InputChannel(JNIEnv* env); 175extern int register_android_view_InputDevice(JNIEnv* env); 176extern int register_android_view_InputEventReceiver(JNIEnv* env); 177extern int register_android_view_InputEventSender(JNIEnv* env); 178extern int register_android_view_InputQueue(JNIEnv* env); 179extern int register_android_view_KeyCharacterMap(JNIEnv *env); 180extern int register_android_view_KeyEvent(JNIEnv* env); 181extern int register_android_view_MotionEvent(JNIEnv* env); 182extern int register_android_view_PointerIcon(JNIEnv* env); 183extern int register_android_view_VelocityTracker(JNIEnv* env); 184extern int register_android_content_res_ObbScanner(JNIEnv* env); 185extern int register_android_content_res_Configuration(JNIEnv* env); 186extern int register_android_animation_PropertyValuesHolder(JNIEnv *env); 187extern int register_com_android_internal_content_NativeLibraryHelper(JNIEnv *env); 188extern int register_com_android_internal_net_NetworkStatsFactory(JNIEnv *env); 189extern int register_com_android_internal_os_Zygote(JNIEnv *env); 190extern int register_com_android_internal_util_VirtualRefBasePtr(JNIEnv *env); 191 192static AndroidRuntime* gCurRuntime = NULL; 193 194static void doThrow(JNIEnv* env, const char* exc, const char* msg = NULL) 195{ 196 if (jniThrowException(env, exc, msg) != 0) 197 assert(false); 198} 199 200/* 201 * Code written in the Java Programming Language calls here from main(). 202 */ 203static void com_android_internal_os_RuntimeInit_nativeFinishInit(JNIEnv* env, jobject clazz) 204{ 205 gCurRuntime->onStarted(); 206} 207 208static void com_android_internal_os_RuntimeInit_nativeZygoteInit(JNIEnv* env, jobject clazz) 209{ 210 gCurRuntime->onZygoteInit(); 211} 212 213static void com_android_internal_os_RuntimeInit_nativeSetExitWithoutCleanup(JNIEnv* env, 214 jobject clazz, jboolean exitWithoutCleanup) 215{ 216 gCurRuntime->setExitWithoutCleanup(exitWithoutCleanup); 217} 218 219/* 220 * JNI registration. 221 */ 222static JNINativeMethod gMethods[] = { 223 { "nativeFinishInit", "()V", 224 (void*) com_android_internal_os_RuntimeInit_nativeFinishInit }, 225 { "nativeZygoteInit", "()V", 226 (void*) com_android_internal_os_RuntimeInit_nativeZygoteInit }, 227 { "nativeSetExitWithoutCleanup", "(Z)V", 228 (void*) com_android_internal_os_RuntimeInit_nativeSetExitWithoutCleanup }, 229}; 230 231int register_com_android_internal_os_RuntimeInit(JNIEnv* env) 232{ 233 return jniRegisterNativeMethods(env, "com/android/internal/os/RuntimeInit", 234 gMethods, NELEM(gMethods)); 235} 236 237// ---------------------------------------------------------------------- 238 239/*static*/ JavaVM* AndroidRuntime::mJavaVM = NULL; 240 241AndroidRuntime::AndroidRuntime(char* argBlockStart, const size_t argBlockLength) : 242 mExitWithoutCleanup(false), 243 mArgBlockStart(argBlockStart), 244 mArgBlockLength(argBlockLength) 245{ 246 SkGraphics::Init(); 247 // this sets our preference for 16bit images during decode 248 // in case the src is opaque and 24bit 249 SkImageDecoder::SetDeviceConfig(SkBitmap::kRGB_565_Config); 250 // There is also a global font cache, but its budget is specified in code 251 // see SkFontHost_android.cpp 252 253 // Pre-allocate enough space to hold a fair number of options. 254 mOptions.setCapacity(20); 255 256 assert(gCurRuntime == NULL); // one per process 257 gCurRuntime = this; 258} 259 260AndroidRuntime::~AndroidRuntime() 261{ 262 SkGraphics::Term(); 263} 264 265/* 266 * Register native methods using JNI. 267 */ 268/*static*/ int AndroidRuntime::registerNativeMethods(JNIEnv* env, 269 const char* className, const JNINativeMethod* gMethods, int numMethods) 270{ 271 return jniRegisterNativeMethods(env, className, gMethods, numMethods); 272} 273 274void AndroidRuntime::setArgv0(const char* argv0) { 275 strlcpy(mArgBlockStart, argv0, mArgBlockLength); 276} 277 278status_t AndroidRuntime::callMain(const String8& className, jclass clazz, 279 const Vector<String8>& args) 280{ 281 JNIEnv* env; 282 jmethodID methodId; 283 284 ALOGD("Calling main entry %s", className.string()); 285 286 env = getJNIEnv(); 287 if (clazz == NULL || env == NULL) { 288 return UNKNOWN_ERROR; 289 } 290 291 methodId = env->GetStaticMethodID(clazz, "main", "([Ljava/lang/String;)V"); 292 if (methodId == NULL) { 293 ALOGE("ERROR: could not find method %s.main(String[])\n", className.string()); 294 return UNKNOWN_ERROR; 295 } 296 297 /* 298 * We want to call main() with a String array with our arguments in it. 299 * Create an array and populate it. 300 */ 301 jclass stringClass; 302 jobjectArray strArray; 303 304 const size_t numArgs = args.size(); 305 stringClass = env->FindClass("java/lang/String"); 306 strArray = env->NewObjectArray(numArgs, stringClass, NULL); 307 308 for (size_t i = 0; i < numArgs; i++) { 309 jstring argStr = env->NewStringUTF(args[i].string()); 310 env->SetObjectArrayElement(strArray, i, argStr); 311 } 312 313 env->CallStaticVoidMethod(clazz, methodId, strArray); 314 return NO_ERROR; 315} 316 317/* 318 * The VM calls this through the "exit" hook. 319 */ 320static void runtime_exit(int code) 321{ 322 gCurRuntime->exit(code); 323} 324 325/* 326 * The VM calls this through the "vfprintf" hook. 327 * 328 * We ignore "fp" and just write the results to the log file. 329 */ 330static void runtime_vfprintf(FILE* fp, const char* format, va_list ap) 331{ 332 LOG_PRI_VA(ANDROID_LOG_INFO, "vm-printf", format, ap); 333} 334 335/** 336 * The VM calls this when mutex contention debugging is enabled to 337 * determine whether or not the blocked thread was a "sensitive thread" 338 * for user responsiveness/smoothess. 339 * 340 * Our policy for this is whether or not we're tracing any StrictMode 341 * events on this thread (which we might've inherited via Binder calls 342 * into us) 343 */ 344static bool runtime_isSensitiveThread() { 345 IPCThreadState* state = IPCThreadState::selfOrNull(); 346 return state && state->getStrictModePolicy() != 0; 347} 348 349 350/** 351 * Add VM arguments to the to-be-executed VM 352 * Stops at first non '-' argument (also stops at an argument of '--') 353 * Returns the number of args consumed 354 */ 355int AndroidRuntime::addVmArguments(int argc, const char* const argv[]) 356{ 357 int i; 358 359 for (i = 0; i<argc; i++) { 360 if (argv[i][0] != '-') { 361 return i; 362 } 363 if (argv[i][1] == '-' && argv[i][2] == 0) { 364 return i+1; 365 } 366 367 JavaVMOption opt; 368 memset(&opt, 0, sizeof(opt)); 369 opt.optionString = (char*)argv[i]; 370 mOptions.add(opt); 371 } 372 return i; 373} 374 375static int hasDir(const char* dir) 376{ 377 struct stat s; 378 int res = stat(dir, &s); 379 if (res == 0) { 380 return S_ISDIR(s.st_mode); 381 } 382 return 0; 383} 384 385/* 386 * Read the persistent locale. 387 */ 388static void readLocale(char* language, char* region) 389{ 390 char propLang[PROPERTY_VALUE_MAX], propRegn[PROPERTY_VALUE_MAX]; 391 392 property_get("persist.sys.language", propLang, ""); 393 property_get("persist.sys.country", propRegn, ""); 394 if (*propLang == 0 && *propRegn == 0) { 395 /* Set to ro properties, default is en_US */ 396 property_get("ro.product.locale.language", propLang, "en"); 397 property_get("ro.product.locale.region", propRegn, "US"); 398 } 399 strncat(language, propLang, 2); 400 strncat(region, propRegn, 2); 401 //ALOGD("language=%s region=%s\n", language, region); 402} 403 404/* 405 * Parse a property containing space-separated options that should be 406 * passed directly to the VM, e.g. "-Xmx32m -verbose:gc -Xregenmap". 407 * 408 * This will cut up "extraOptsBuf" as we chop it into individual options. 409 * 410 * If "quotingArg" is non-null, it is passed before each extra option in mOptions. 411 * 412 * Adds the strings, if any, to mOptions. 413 */ 414void AndroidRuntime::parseExtraOpts(char* extraOptsBuf, const char* quotingArg) 415{ 416 JavaVMOption opt; 417 memset(&opt, 0, sizeof(opt)); 418 char* start = extraOptsBuf; 419 char* end = NULL; 420 while (*start != '\0') { 421 while (*start == ' ') /* skip leading whitespace */ 422 start++; 423 if (*start == '\0') /* was trailing ws, bail */ 424 break; 425 426 end = start+1; 427 while (*end != ' ' && *end != '\0') /* find end of token */ 428 end++; 429 if (*end == ' ') 430 *end++ = '\0'; /* mark end, advance to indicate more */ 431 432 opt.optionString = start; 433 if (quotingArg != NULL) { 434 JavaVMOption quotingOpt; 435 quotingOpt.optionString = quotingArg; 436 mOptions.add(quotingOpt); 437 } 438 mOptions.add(opt); 439 start = end; 440 } 441} 442 443/* 444 * Start the Dalvik Virtual Machine. 445 * 446 * Various arguments, most determined by system properties, are passed in. 447 * The "mOptions" vector is updated. 448 * 449 * CAUTION: when adding options in here, be careful not to put the 450 * char buffer inside a nested scope. Adding the buffer to the 451 * options using mOptions.add() does not copy the buffer, so if the 452 * buffer goes out of scope the option may be overwritten. It's best 453 * to put the buffer at the top of the function so that it is more 454 * unlikely that someone will surround it in a scope at a later time 455 * and thus introduce a bug. 456 * 457 * Returns 0 on success. 458 */ 459int AndroidRuntime::startVm(JavaVM** pJavaVM, JNIEnv** pEnv) 460{ 461 int result = -1; 462 JavaVMInitArgs initArgs; 463 JavaVMOption opt; 464 char propBuf[PROPERTY_VALUE_MAX]; 465 char stackTraceFileBuf[PROPERTY_VALUE_MAX]; 466 char dexoptFlagsBuf[PROPERTY_VALUE_MAX]; 467 char enableAssertBuf[sizeof("-ea:")-1 + PROPERTY_VALUE_MAX]; 468 char jniOptsBuf[sizeof("-Xjniopts:")-1 + PROPERTY_VALUE_MAX]; 469 char heapstartsizeOptsBuf[sizeof("-Xms")-1 + PROPERTY_VALUE_MAX]; 470 char heapsizeOptsBuf[sizeof("-Xmx")-1 + PROPERTY_VALUE_MAX]; 471 char heapgrowthlimitOptsBuf[sizeof("-XX:HeapGrowthLimit=")-1 + PROPERTY_VALUE_MAX]; 472 char heapminfreeOptsBuf[sizeof("-XX:HeapMinFree=")-1 + PROPERTY_VALUE_MAX]; 473 char heapmaxfreeOptsBuf[sizeof("-XX:HeapMaxFree=")-1 + PROPERTY_VALUE_MAX]; 474 char gctypeOptsBuf[sizeof("-Xgc:")-1 + PROPERTY_VALUE_MAX]; 475 char backgroundgcOptsBuf[sizeof("-XX:BackgroundGC=")-1 + PROPERTY_VALUE_MAX]; 476 char heaptargetutilizationOptsBuf[sizeof("-XX:HeapTargetUtilization=")-1 + PROPERTY_VALUE_MAX]; 477 char jitcodecachesizeOptsBuf[sizeof("-Xjitcodecachesize:")-1 + PROPERTY_VALUE_MAX]; 478 char dalvikVmLibBuf[PROPERTY_VALUE_MAX]; 479 char dex2oatFlagsBuf[PROPERTY_VALUE_MAX]; 480 char dex2oatImageFlagsBuf[PROPERTY_VALUE_MAX]; 481 char extraOptsBuf[PROPERTY_VALUE_MAX]; 482 char* stackTraceFile = NULL; 483 bool checkJni = false; 484 bool checkDexSum = false; 485 bool logStdio = false; 486 enum { 487 kEMDefault, 488 kEMIntPortable, 489 kEMIntFast, 490 kEMJitCompiler, 491 } executionMode = kEMDefault; 492 char profile_period[sizeof("-Xprofile-period:") + PROPERTY_VALUE_MAX]; 493 char profile_duration[sizeof("-Xprofile-duration:") + PROPERTY_VALUE_MAX]; 494 char profile_interval[sizeof("-Xprofile-interval:") + PROPERTY_VALUE_MAX]; 495 char profile_backoff[sizeof("-Xprofile-backoff:") + PROPERTY_VALUE_MAX]; 496 char profile_top_k_threshold[sizeof("-Xprofile-top-k-threshold") + PROPERTY_VALUE_MAX]; 497 char profile_top_k_change_threshold[sizeof("-Xprofile-top-k-change-threshold") + PROPERTY_VALUE_MAX]; 498 char langOption[sizeof("-Duser.language=") + 3]; 499 char regionOption[sizeof("-Duser.region=") + 3]; 500 char lockProfThresholdBuf[sizeof("-Xlockprofthreshold:") + sizeof(propBuf)]; 501 char jitOpBuf[sizeof("-Xjitop:") + PROPERTY_VALUE_MAX]; 502 char jitMethodBuf[sizeof("-Xjitmethod:") + PROPERTY_VALUE_MAX]; 503 504 property_get("dalvik.vm.checkjni", propBuf, ""); 505 if (strcmp(propBuf, "true") == 0) { 506 checkJni = true; 507 } else if (strcmp(propBuf, "false") != 0) { 508 /* property is neither true nor false; fall back on kernel parameter */ 509 property_get("ro.kernel.android.checkjni", propBuf, ""); 510 if (propBuf[0] == '1') { 511 checkJni = true; 512 } 513 } 514 515 property_get("dalvik.vm.execution-mode", propBuf, ""); 516 if (strcmp(propBuf, "int:portable") == 0) { 517 executionMode = kEMIntPortable; 518 } else if (strcmp(propBuf, "int:fast") == 0) { 519 executionMode = kEMIntFast; 520 } else if (strcmp(propBuf, "int:jit") == 0) { 521 executionMode = kEMJitCompiler; 522 } 523 524 property_get("dalvik.vm.stack-trace-file", stackTraceFileBuf, ""); 525 526 property_get("dalvik.vm.check-dex-sum", propBuf, ""); 527 if (strcmp(propBuf, "true") == 0) { 528 checkDexSum = true; 529 } 530 531 property_get("log.redirect-stdio", propBuf, ""); 532 if (strcmp(propBuf, "true") == 0) { 533 logStdio = true; 534 } 535 536 strcpy(enableAssertBuf, "-ea:"); 537 property_get("dalvik.vm.enableassertions", enableAssertBuf+4, ""); 538 539 strcpy(jniOptsBuf, "-Xjniopts:"); 540 property_get("dalvik.vm.jniopts", jniOptsBuf+10, ""); 541 542 /* route exit() to our handler */ 543 opt.extraInfo = (void*) runtime_exit; 544 opt.optionString = "exit"; 545 mOptions.add(opt); 546 547 /* route fprintf() to our handler */ 548 opt.extraInfo = (void*) runtime_vfprintf; 549 opt.optionString = "vfprintf"; 550 mOptions.add(opt); 551 552 /* register the framework-specific "is sensitive thread" hook */ 553 opt.extraInfo = (void*) runtime_isSensitiveThread; 554 opt.optionString = "sensitiveThread"; 555 mOptions.add(opt); 556 557 opt.extraInfo = NULL; 558 559 /* enable verbose; standard options are { jni, gc, class } */ 560 //options[curOpt++].optionString = "-verbose:jni"; 561 opt.optionString = "-verbose:gc"; 562 mOptions.add(opt); 563 //options[curOpt++].optionString = "-verbose:class"; 564 565 /* 566 * The default starting and maximum size of the heap. Larger 567 * values should be specified in a product property override. 568 */ 569 strcpy(heapstartsizeOptsBuf, "-Xms"); 570 property_get("dalvik.vm.heapstartsize", heapstartsizeOptsBuf+4, "4m"); 571 opt.optionString = heapstartsizeOptsBuf; 572 mOptions.add(opt); 573 strcpy(heapsizeOptsBuf, "-Xmx"); 574 property_get("dalvik.vm.heapsize", heapsizeOptsBuf+4, "16m"); 575 opt.optionString = heapsizeOptsBuf; 576 mOptions.add(opt); 577 578 // Increase the main thread's interpreter stack size for bug 6315322. 579 opt.optionString = "-XX:mainThreadStackSize=24K"; 580 mOptions.add(opt); 581 582 // Set the max jit code cache size. Note: size of 0 will disable the JIT. 583 strcpy(jitcodecachesizeOptsBuf, "-Xjitcodecachesize:"); 584 property_get("dalvik.vm.jit.codecachesize", jitcodecachesizeOptsBuf+19, NULL); 585 if (jitcodecachesizeOptsBuf[19] != '\0') { 586 opt.optionString = jitcodecachesizeOptsBuf; 587 mOptions.add(opt); 588 } 589 590 strcpy(heapgrowthlimitOptsBuf, "-XX:HeapGrowthLimit="); 591 property_get("dalvik.vm.heapgrowthlimit", heapgrowthlimitOptsBuf+20, ""); 592 if (heapgrowthlimitOptsBuf[20] != '\0') { 593 opt.optionString = heapgrowthlimitOptsBuf; 594 mOptions.add(opt); 595 } 596 597 strcpy(heapminfreeOptsBuf, "-XX:HeapMinFree="); 598 property_get("dalvik.vm.heapminfree", heapminfreeOptsBuf+16, ""); 599 if (heapminfreeOptsBuf[16] != '\0') { 600 opt.optionString = heapminfreeOptsBuf; 601 mOptions.add(opt); 602 } 603 604 strcpy(heapmaxfreeOptsBuf, "-XX:HeapMaxFree="); 605 property_get("dalvik.vm.heapmaxfree", heapmaxfreeOptsBuf+16, ""); 606 if (heapmaxfreeOptsBuf[16] != '\0') { 607 opt.optionString = heapmaxfreeOptsBuf; 608 mOptions.add(opt); 609 } 610 611 strcpy(heaptargetutilizationOptsBuf, "-XX:HeapTargetUtilization="); 612 property_get("dalvik.vm.heaptargetutilization", heaptargetutilizationOptsBuf+26, ""); 613 if (heaptargetutilizationOptsBuf[26] != '\0') { 614 opt.optionString = heaptargetutilizationOptsBuf; 615 mOptions.add(opt); 616 } 617 618 property_get("ro.config.low_ram", propBuf, ""); 619 if (strcmp(propBuf, "true") == 0) { 620 opt.optionString = "-XX:LowMemoryMode"; 621 mOptions.add(opt); 622 } 623 624 strcpy(gctypeOptsBuf, "-Xgc:"); 625 property_get("dalvik.vm.gctype", gctypeOptsBuf+5, ""); 626 if (gctypeOptsBuf[5] != '\0') { 627 opt.optionString = gctypeOptsBuf; 628 mOptions.add(opt); 629 } 630 631 strcpy(backgroundgcOptsBuf, "-XX:BackgroundGC="); 632 property_get("dalvik.vm.backgroundgctype", backgroundgcOptsBuf+sizeof("-XX:BackgroundGC=")-1, ""); 633 if (backgroundgcOptsBuf[sizeof("-XX:BackgroundGC=")-1] != '\0') { 634 opt.optionString = backgroundgcOptsBuf; 635 mOptions.add(opt); 636 } 637 638 /* 639 * Enable or disable dexopt features, such as bytecode verification and 640 * calculation of register maps for precise GC. 641 */ 642 property_get("dalvik.vm.dexopt-flags", dexoptFlagsBuf, ""); 643 if (dexoptFlagsBuf[0] != '\0') { 644 const char* opc; 645 const char* val; 646 647 opc = strstr(dexoptFlagsBuf, "v="); /* verification */ 648 if (opc != NULL) { 649 switch (*(opc+2)) { 650 case 'n': val = "-Xverify:none"; break; 651 case 'r': val = "-Xverify:remote"; break; 652 case 'a': val = "-Xverify:all"; break; 653 default: val = NULL; break; 654 } 655 656 if (val != NULL) { 657 opt.optionString = val; 658 mOptions.add(opt); 659 } 660 } 661 662 opc = strstr(dexoptFlagsBuf, "o="); /* optimization */ 663 if (opc != NULL) { 664 switch (*(opc+2)) { 665 case 'n': val = "-Xdexopt:none"; break; 666 case 'v': val = "-Xdexopt:verified"; break; 667 case 'a': val = "-Xdexopt:all"; break; 668 case 'f': val = "-Xdexopt:full"; break; 669 default: val = NULL; break; 670 } 671 672 if (val != NULL) { 673 opt.optionString = val; 674 mOptions.add(opt); 675 } 676 } 677 678 opc = strstr(dexoptFlagsBuf, "m=y"); /* register map */ 679 if (opc != NULL) { 680 opt.optionString = "-Xgenregmap"; 681 mOptions.add(opt); 682 683 /* turn on precise GC while we're at it */ 684 opt.optionString = "-Xgc:precise"; 685 mOptions.add(opt); 686 } 687 } 688 689 /* enable debugging; set suspend=y to pause during VM init */ 690 /* use android ADB transport */ 691 opt.optionString = 692 "-agentlib:jdwp=transport=dt_android_adb,suspend=n,server=y"; 693 mOptions.add(opt); 694 695 ALOGD("CheckJNI is %s\n", checkJni ? "ON" : "OFF"); 696 if (checkJni) { 697 /* extended JNI checking */ 698 opt.optionString = "-Xcheck:jni"; 699 mOptions.add(opt); 700 701 /* set a cap on JNI global references */ 702 opt.optionString = "-Xjnigreflimit:2000"; 703 mOptions.add(opt); 704 705 /* with -Xcheck:jni, this provides a JNI function call trace */ 706 //opt.optionString = "-verbose:jni"; 707 //mOptions.add(opt); 708 } 709 710 property_get("dalvik.vm.lockprof.threshold", propBuf, ""); 711 if (strlen(propBuf) > 0) { 712 strcpy(lockProfThresholdBuf, "-Xlockprofthreshold:"); 713 strcat(lockProfThresholdBuf, propBuf); 714 opt.optionString = lockProfThresholdBuf; 715 mOptions.add(opt); 716 } 717 718 /* Force interpreter-only mode for selected opcodes. Eg "1-0a,3c,f1-ff" */ 719 property_get("dalvik.vm.jit.op", propBuf, ""); 720 if (strlen(propBuf) > 0) { 721 strcpy(jitOpBuf, "-Xjitop:"); 722 strcat(jitOpBuf, propBuf); 723 opt.optionString = jitOpBuf; 724 mOptions.add(opt); 725 } 726 727 /* Force interpreter-only mode for selected methods */ 728 property_get("dalvik.vm.jit.method", propBuf, ""); 729 if (strlen(propBuf) > 0) { 730 strcpy(jitMethodBuf, "-Xjitmethod:"); 731 strcat(jitMethodBuf, propBuf); 732 opt.optionString = jitMethodBuf; 733 mOptions.add(opt); 734 } 735 736 if (executionMode == kEMIntPortable) { 737 opt.optionString = "-Xint:portable"; 738 mOptions.add(opt); 739 } else if (executionMode == kEMIntFast) { 740 opt.optionString = "-Xint:fast"; 741 mOptions.add(opt); 742 } else if (executionMode == kEMJitCompiler) { 743 opt.optionString = "-Xint:jit"; 744 mOptions.add(opt); 745 } 746 747 if (checkDexSum) { 748 /* perform additional DEX checksum tests */ 749 opt.optionString = "-Xcheckdexsum"; 750 mOptions.add(opt); 751 } 752 753 if (logStdio) { 754 /* convert stdout/stderr to log messages */ 755 opt.optionString = "-Xlog-stdio"; 756 mOptions.add(opt); 757 } 758 759 if (enableAssertBuf[4] != '\0') { 760 /* accept "all" to mean "all classes and packages" */ 761 if (strcmp(enableAssertBuf+4, "all") == 0) 762 enableAssertBuf[3] = '\0'; 763 ALOGI("Assertions enabled: '%s'\n", enableAssertBuf); 764 opt.optionString = enableAssertBuf; 765 mOptions.add(opt); 766 } else { 767 ALOGV("Assertions disabled\n"); 768 } 769 770 if (jniOptsBuf[10] != '\0') { 771 ALOGI("JNI options: '%s'\n", jniOptsBuf); 772 opt.optionString = jniOptsBuf; 773 mOptions.add(opt); 774 } 775 776 if (stackTraceFileBuf[0] != '\0') { 777 static const char* stfOptName = "-Xstacktracefile:"; 778 779 stackTraceFile = (char*) malloc(strlen(stfOptName) + 780 strlen(stackTraceFileBuf) +1); 781 strcpy(stackTraceFile, stfOptName); 782 strcat(stackTraceFile, stackTraceFileBuf); 783 opt.optionString = stackTraceFile; 784 mOptions.add(opt); 785 } 786 787 // libart tolerates libdvm flags, but not vice versa, so only pass some options if libart. 788 property_get("persist.sys.dalvik.vm.lib.2", dalvikVmLibBuf, "libart.so"); 789 bool libart = (strncmp(dalvikVmLibBuf, "libart", 6) == 0); 790 791 if (libart) { 792 // Extra options for DexClassLoader. 793 property_get("dalvik.vm.dex2oat-flags", dex2oatFlagsBuf, ""); 794 parseExtraOpts(dex2oatFlagsBuf, "-Xcompiler-option"); 795 796 // Extra options for boot.art/boot.oat image generation. 797 property_get("dalvik.vm.image-dex2oat-flags", dex2oatImageFlagsBuf, ""); 798 parseExtraOpts(dex2oatImageFlagsBuf, "-Ximage-compiler-option"); 799 } 800 801 /* extra options; parse this late so it overrides others */ 802 property_get("dalvik.vm.extra-opts", extraOptsBuf, ""); 803 parseExtraOpts(extraOptsBuf, NULL); 804 805 /* Set the properties for locale */ 806 { 807 strcpy(langOption, "-Duser.language="); 808 strcpy(regionOption, "-Duser.region="); 809 readLocale(langOption, regionOption); 810 opt.extraInfo = NULL; 811 opt.optionString = langOption; 812 mOptions.add(opt); 813 opt.optionString = regionOption; 814 mOptions.add(opt); 815 } 816 817 /* 818 * Set profiler options 819 */ 820 if (libart) { 821 // Whether or not the profiler should be enabled. 822 property_get("dalvik.vm.profiler", propBuf, "0"); 823 if (propBuf[0] == '1') { 824 opt.optionString = "-Xenable-profiler"; 825 mOptions.add(opt); 826 } 827 828 // Whether the profile should start upon app startup or be delayed by some random offset 829 // (in seconds) that is bound between 0 and a fixed value. 830 property_get("dalvik.vm.profile.start-immed", propBuf, "0"); 831 if (propBuf[0] == '1') { 832 opt.optionString = "-Xprofile-start-immediately"; 833 mOptions.add(opt); 834 } 835 836 // Number of seconds during profile runs. 837 strcpy(profile_period, "-Xprofile-period:"); 838 if (property_get("dalvik.vm.profile.period-secs", profile_period+17, NULL) > 0) { 839 opt.optionString = profile_period; 840 mOptions.add(opt); 841 } 842 843 // Length of each profile run (seconds). 844 strcpy(profile_duration, "-Xprofile-duration:"); 845 if (property_get("dalvik.vm.profile.duration-secs", profile_duration+19, NULL) > 0) { 846 opt.optionString = profile_duration; 847 mOptions.add(opt); 848 } 849 850 // Polling interval during profile run (microseconds). 851 strcpy(profile_interval, "-Xprofile-interval:"); 852 if (property_get("dalvik.vm.profile.interval-us", profile_interval+19, NULL) > 0) { 853 opt.optionString = profile_interval; 854 mOptions.add(opt); 855 } 856 857 // Coefficient for period backoff. The the period is multiplied 858 // by this value after each profile run. 859 strcpy(profile_backoff, "-Xprofile-backoff:"); 860 if (property_get("dalvik.vm.profile.backoff-coeff", profile_backoff+18, NULL) > 0) { 861 opt.optionString = profile_backoff; 862 mOptions.add(opt); 863 } 864 865 // Top K% of samples that are considered relevant when deciding if the app should be recompiled. 866 strcpy(profile_top_k_threshold, "-Xprofile-top-k-threshold:"); 867 if (property_get("dalvik.vm.profile.top-k-thr", profile_top_k_threshold+26, NULL) > 0) { 868 opt.optionString = profile_top_k_threshold; 869 mOptions.add(opt); 870 } 871 872 // The threshold after which a change in the structure of the top K% profiled samples becomes significant 873 // and triggers recompilation. A change in profile is considered significant if X% (top-k-change-threshold) 874 // of the top K% (top-k-threshold property) samples has changed. 875 strcpy(profile_top_k_change_threshold, "-Xprofile-top-k-change-threshold:"); 876 if (property_get("dalvik.vm.profile.top-k-ch-thr", profile_top_k_change_threshold+33, NULL) > 0) { 877 opt.optionString = profile_top_k_change_threshold; 878 mOptions.add(opt); 879 } 880 } 881 882 initArgs.version = JNI_VERSION_1_4; 883 initArgs.options = mOptions.editArray(); 884 initArgs.nOptions = mOptions.size(); 885 initArgs.ignoreUnrecognized = JNI_FALSE; 886 887 /* 888 * Initialize the VM. 889 * 890 * The JavaVM* is essentially per-process, and the JNIEnv* is per-thread. 891 * If this call succeeds, the VM is ready, and we can start issuing 892 * JNI calls. 893 */ 894 if (JNI_CreateJavaVM(pJavaVM, pEnv, &initArgs) < 0) { 895 ALOGE("JNI_CreateJavaVM failed\n"); 896 goto bail; 897 } 898 899 result = 0; 900 901bail: 902 free(stackTraceFile); 903 return result; 904} 905 906char* AndroidRuntime::toSlashClassName(const char* className) 907{ 908 char* result = strdup(className); 909 for (char* cp = result; *cp != '\0'; cp++) { 910 if (*cp == '.') { 911 *cp = '/'; 912 } 913 } 914 return result; 915} 916 917/* 918 * Start the Android runtime. This involves starting the virtual machine 919 * and calling the "static void main(String[] args)" method in the class 920 * named by "className". 921 * 922 * Passes the main function two arguments, the class name and the specified 923 * options string. 924 */ 925void AndroidRuntime::start(const char* className, const Vector<String8>& options) 926{ 927 ALOGD("\n>>>>>> AndroidRuntime START %s <<<<<<\n", 928 className != NULL ? className : "(unknown)"); 929 930 static const String8 startSystemServer("start-system-server"); 931 932 /* 933 * 'startSystemServer == true' means runtime is obsolete and not run from 934 * init.rc anymore, so we print out the boot start event here. 935 */ 936 for (size_t i = 0; i < options.size(); ++i) { 937 if (options[i] == startSystemServer) { 938 /* track our progress through the boot sequence */ 939 const int LOG_BOOT_PROGRESS_START = 3000; 940 LOG_EVENT_LONG(LOG_BOOT_PROGRESS_START, ns2ms(systemTime(SYSTEM_TIME_MONOTONIC))); 941 } 942 } 943 944 const char* rootDir = getenv("ANDROID_ROOT"); 945 if (rootDir == NULL) { 946 rootDir = "/system"; 947 if (!hasDir("/system")) { 948 LOG_FATAL("No root directory specified, and /android does not exist."); 949 return; 950 } 951 setenv("ANDROID_ROOT", rootDir, 1); 952 } 953 954 //const char* kernelHack = getenv("LD_ASSUME_KERNEL"); 955 //ALOGD("Found LD_ASSUME_KERNEL='%s'\n", kernelHack); 956 957 /* start the virtual machine */ 958 JniInvocation jni_invocation; 959 jni_invocation.Init(NULL); 960 JNIEnv* env; 961 if (startVm(&mJavaVM, &env) != 0) { 962 return; 963 } 964 onVmCreated(env); 965 966 /* 967 * Register android functions. 968 */ 969 if (startReg(env) < 0) { 970 ALOGE("Unable to register all android natives\n"); 971 return; 972 } 973 974 /* 975 * We want to call main() with a String array with arguments in it. 976 * At present we have two arguments, the class name and an option string. 977 * Create an array to hold them. 978 */ 979 jclass stringClass; 980 jobjectArray strArray; 981 jstring classNameStr; 982 983 stringClass = env->FindClass("java/lang/String"); 984 assert(stringClass != NULL); 985 strArray = env->NewObjectArray(options.size() + 1, stringClass, NULL); 986 assert(strArray != NULL); 987 classNameStr = env->NewStringUTF(className); 988 assert(classNameStr != NULL); 989 env->SetObjectArrayElement(strArray, 0, classNameStr); 990 991 for (size_t i = 0; i < options.size(); ++i) { 992 jstring optionsStr = env->NewStringUTF(options.itemAt(i).string()); 993 assert(optionsStr != NULL); 994 env->SetObjectArrayElement(strArray, i + 1, optionsStr); 995 } 996 997 /* 998 * Start VM. This thread becomes the main thread of the VM, and will 999 * not return until the VM exits. 1000 */ 1001 char* slashClassName = toSlashClassName(className); 1002 jclass startClass = env->FindClass(slashClassName); 1003 if (startClass == NULL) { 1004 ALOGE("JavaVM unable to locate class '%s'\n", slashClassName); 1005 /* keep going */ 1006 } else { 1007 jmethodID startMeth = env->GetStaticMethodID(startClass, "main", 1008 "([Ljava/lang/String;)V"); 1009 if (startMeth == NULL) { 1010 ALOGE("JavaVM unable to find main() in '%s'\n", className); 1011 /* keep going */ 1012 } else { 1013 env->CallStaticVoidMethod(startClass, startMeth, strArray); 1014 1015#if 0 1016 if (env->ExceptionCheck()) 1017 threadExitUncaughtException(env); 1018#endif 1019 } 1020 } 1021 free(slashClassName); 1022 1023 ALOGD("Shutting down VM\n"); 1024 if (mJavaVM->DetachCurrentThread() != JNI_OK) 1025 ALOGW("Warning: unable to detach main thread\n"); 1026 if (mJavaVM->DestroyJavaVM() != 0) 1027 ALOGW("Warning: VM did not shut down cleanly\n"); 1028} 1029 1030void AndroidRuntime::exit(int code) 1031{ 1032 if (mExitWithoutCleanup) { 1033 ALOGI("VM exiting with result code %d, cleanup skipped.", code); 1034 ::_exit(code); 1035 } else { 1036 ALOGI("VM exiting with result code %d.", code); 1037 onExit(code); 1038 ::exit(code); 1039 } 1040} 1041 1042void AndroidRuntime::onVmCreated(JNIEnv* env) 1043{ 1044 // If AndroidRuntime had anything to do here, we'd have done it in 'start'. 1045} 1046 1047/* 1048 * Get the JNIEnv pointer for this thread. 1049 * 1050 * Returns NULL if the slot wasn't allocated or populated. 1051 */ 1052/*static*/ JNIEnv* AndroidRuntime::getJNIEnv() 1053{ 1054 JNIEnv* env; 1055 JavaVM* vm = AndroidRuntime::getJavaVM(); 1056 assert(vm != NULL); 1057 1058 if (vm->GetEnv((void**) &env, JNI_VERSION_1_4) != JNI_OK) 1059 return NULL; 1060 return env; 1061} 1062 1063/* 1064 * Makes the current thread visible to the VM. 1065 * 1066 * The JNIEnv pointer returned is only valid for the current thread, and 1067 * thus must be tucked into thread-local storage. 1068 */ 1069static int javaAttachThread(const char* threadName, JNIEnv** pEnv) 1070{ 1071 JavaVMAttachArgs args; 1072 JavaVM* vm; 1073 jint result; 1074 1075 vm = AndroidRuntime::getJavaVM(); 1076 assert(vm != NULL); 1077 1078 args.version = JNI_VERSION_1_4; 1079 args.name = (char*) threadName; 1080 args.group = NULL; 1081 1082 result = vm->AttachCurrentThread(pEnv, (void*) &args); 1083 if (result != JNI_OK) 1084 ALOGI("NOTE: attach of thread '%s' failed\n", threadName); 1085 1086 return result; 1087} 1088 1089/* 1090 * Detach the current thread from the set visible to the VM. 1091 */ 1092static int javaDetachThread(void) 1093{ 1094 JavaVM* vm; 1095 jint result; 1096 1097 vm = AndroidRuntime::getJavaVM(); 1098 assert(vm != NULL); 1099 1100 result = vm->DetachCurrentThread(); 1101 if (result != JNI_OK) 1102 ALOGE("ERROR: thread detach failed\n"); 1103 return result; 1104} 1105 1106/* 1107 * When starting a native thread that will be visible from the VM, we 1108 * bounce through this to get the right attach/detach action. 1109 * Note that this function calls free(args) 1110 */ 1111/*static*/ int AndroidRuntime::javaThreadShell(void* args) { 1112 void* start = ((void**)args)[0]; 1113 void* userData = ((void **)args)[1]; 1114 char* name = (char*) ((void **)args)[2]; // we own this storage 1115 free(args); 1116 JNIEnv* env; 1117 int result; 1118 1119 /* hook us into the VM */ 1120 if (javaAttachThread(name, &env) != JNI_OK) 1121 return -1; 1122 1123 /* start the thread running */ 1124 result = (*(android_thread_func_t)start)(userData); 1125 1126 /* unhook us */ 1127 javaDetachThread(); 1128 free(name); 1129 1130 return result; 1131} 1132 1133/* 1134 * This is invoked from androidCreateThreadEtc() via the callback 1135 * set with androidSetCreateThreadFunc(). 1136 * 1137 * We need to create the new thread in such a way that it gets hooked 1138 * into the VM before it really starts executing. 1139 */ 1140/*static*/ int AndroidRuntime::javaCreateThreadEtc( 1141 android_thread_func_t entryFunction, 1142 void* userData, 1143 const char* threadName, 1144 int32_t threadPriority, 1145 size_t threadStackSize, 1146 android_thread_id_t* threadId) 1147{ 1148 void** args = (void**) malloc(3 * sizeof(void*)); // javaThreadShell must free 1149 int result; 1150 1151 if (!threadName) 1152 threadName = "unnamed thread"; 1153 1154 args[0] = (void*) entryFunction; 1155 args[1] = userData; 1156 args[2] = (void*) strdup(threadName); // javaThreadShell must free 1157 1158 result = androidCreateRawThreadEtc(AndroidRuntime::javaThreadShell, args, 1159 threadName, threadPriority, threadStackSize, threadId); 1160 return result; 1161} 1162 1163/* 1164 * Create a thread that is visible from the VM. 1165 * 1166 * This is called from elsewhere in the library. 1167 */ 1168/*static*/ android_thread_id_t AndroidRuntime::createJavaThread(const char* name, 1169 void (*start)(void *), void* arg) 1170{ 1171 android_thread_id_t threadId = 0; 1172 javaCreateThreadEtc((android_thread_func_t) start, arg, name, 1173 ANDROID_PRIORITY_DEFAULT, 0, &threadId); 1174 return threadId; 1175} 1176 1177#if 0 1178static void quickTest(void* arg) 1179{ 1180 const char* str = (const char*) arg; 1181 1182 printf("In quickTest: %s\n", str); 1183} 1184#endif 1185 1186#ifdef NDEBUG 1187 #define REG_JNI(name) { name } 1188 struct RegJNIRec { 1189 int (*mProc)(JNIEnv*); 1190 }; 1191#else 1192 #define REG_JNI(name) { name, #name } 1193 struct RegJNIRec { 1194 int (*mProc)(JNIEnv*); 1195 const char* mName; 1196 }; 1197#endif 1198 1199typedef void (*RegJAMProc)(); 1200 1201static int register_jni_procs(const RegJNIRec array[], size_t count, JNIEnv* env) 1202{ 1203 for (size_t i = 0; i < count; i++) { 1204 if (array[i].mProc(env) < 0) { 1205#ifndef NDEBUG 1206 ALOGD("----------!!! %s failed to load\n", array[i].mName); 1207#endif 1208 return -1; 1209 } 1210 } 1211 return 0; 1212} 1213 1214static void register_jam_procs(const RegJAMProc array[], size_t count) 1215{ 1216 for (size_t i = 0; i < count; i++) { 1217 array[i](); 1218 } 1219} 1220 1221static const RegJNIRec gRegJNI[] = { 1222 REG_JNI(register_com_android_internal_os_RuntimeInit), 1223 REG_JNI(register_android_os_SystemClock), 1224 REG_JNI(register_android_util_EventLog), 1225 REG_JNI(register_android_util_Log), 1226 REG_JNI(register_android_util_FloatMath), 1227 REG_JNI(register_android_text_format_Time), 1228 REG_JNI(register_android_content_AssetManager), 1229 REG_JNI(register_android_content_StringBlock), 1230 REG_JNI(register_android_content_XmlBlock), 1231 REG_JNI(register_android_emoji_EmojiFactory), 1232 REG_JNI(register_android_text_AndroidCharacter), 1233 REG_JNI(register_android_text_AndroidBidi), 1234 REG_JNI(register_android_view_InputDevice), 1235 REG_JNI(register_android_view_KeyCharacterMap), 1236 REG_JNI(register_android_os_Process), 1237 REG_JNI(register_android_os_SystemProperties), 1238 REG_JNI(register_android_os_Binder), 1239 REG_JNI(register_android_os_Parcel), 1240 REG_JNI(register_android_nio_utils), 1241 REG_JNI(register_android_graphics_Graphics), 1242 REG_JNI(register_android_view_DisplayEventReceiver), 1243 REG_JNI(register_android_view_RenderNode), 1244 REG_JNI(register_android_view_RenderNodeAnimator), 1245 REG_JNI(register_android_view_GraphicBuffer), 1246 REG_JNI(register_android_view_GLES20Canvas), 1247 REG_JNI(register_android_view_HardwareLayer), 1248 REG_JNI(register_android_view_ThreadedRenderer), 1249 REG_JNI(register_android_view_Surface), 1250 REG_JNI(register_android_view_SurfaceControl), 1251 REG_JNI(register_android_view_SurfaceSession), 1252 REG_JNI(register_android_view_TextureView), 1253 REG_JNI(register_com_android_internal_view_animation_NativeInterpolatorFactoryHelper), 1254 REG_JNI(register_com_google_android_gles_jni_EGLImpl), 1255 REG_JNI(register_com_google_android_gles_jni_GLImpl), 1256 REG_JNI(register_android_opengl_jni_EGL14), 1257 REG_JNI(register_android_opengl_jni_EGLExt), 1258 REG_JNI(register_android_opengl_jni_GLES10), 1259 REG_JNI(register_android_opengl_jni_GLES10Ext), 1260 REG_JNI(register_android_opengl_jni_GLES11), 1261 REG_JNI(register_android_opengl_jni_GLES11Ext), 1262 REG_JNI(register_android_opengl_jni_GLES20), 1263 REG_JNI(register_android_opengl_jni_GLES30), 1264 REG_JNI(register_android_opengl_jni_GLES31), 1265 REG_JNI(register_android_opengl_jni_GLES31Ext), 1266 1267 REG_JNI(register_android_graphics_Bitmap), 1268 REG_JNI(register_android_graphics_BitmapFactory), 1269 REG_JNI(register_android_graphics_BitmapRegionDecoder), 1270 REG_JNI(register_android_graphics_Camera), 1271 REG_JNI(register_android_graphics_CreateJavaOutputStreamAdaptor), 1272 REG_JNI(register_android_graphics_Canvas), 1273 REG_JNI(register_android_graphics_CanvasProperty), 1274 REG_JNI(register_android_graphics_ColorFilter), 1275 REG_JNI(register_android_graphics_DrawFilter), 1276 REG_JNI(register_android_graphics_FontFamily), 1277 REG_JNI(register_android_graphics_Interpolator), 1278 REG_JNI(register_android_graphics_LayerRasterizer), 1279 REG_JNI(register_android_graphics_MaskFilter), 1280 REG_JNI(register_android_graphics_Matrix), 1281 REG_JNI(register_android_graphics_Movie), 1282 REG_JNI(register_android_graphics_NinePatch), 1283 REG_JNI(register_android_graphics_Paint), 1284 REG_JNI(register_android_graphics_Path), 1285 REG_JNI(register_android_graphics_PathMeasure), 1286 REG_JNI(register_android_graphics_PathEffect), 1287 REG_JNI(register_android_graphics_Picture), 1288 REG_JNI(register_android_graphics_PorterDuff), 1289 REG_JNI(register_android_graphics_Rasterizer), 1290 REG_JNI(register_android_graphics_Region), 1291 REG_JNI(register_android_graphics_Shader), 1292 REG_JNI(register_android_graphics_SurfaceTexture), 1293 REG_JNI(register_android_graphics_Typeface), 1294 REG_JNI(register_android_graphics_Xfermode), 1295 REG_JNI(register_android_graphics_YuvImage), 1296 REG_JNI(register_android_graphics_pdf_PdfDocument), 1297 REG_JNI(register_android_graphics_pdf_PdfRenderer), 1298 1299 REG_JNI(register_android_database_CursorWindow), 1300 REG_JNI(register_android_database_SQLiteConnection), 1301 REG_JNI(register_android_database_SQLiteGlobal), 1302 REG_JNI(register_android_database_SQLiteDebug), 1303 REG_JNI(register_android_os_Debug), 1304 REG_JNI(register_android_os_FileObserver), 1305 REG_JNI(register_android_os_MessageQueue), 1306 REG_JNI(register_android_os_SELinux), 1307 REG_JNI(register_android_os_Trace), 1308 REG_JNI(register_android_os_UEventObserver), 1309 REG_JNI(register_android_net_LocalSocketImpl), 1310 REG_JNI(register_android_net_NetworkUtils), 1311 REG_JNI(register_android_net_TrafficStats), 1312 REG_JNI(register_android_os_MemoryFile), 1313 REG_JNI(register_com_android_internal_os_ZygoteInit), 1314 REG_JNI(register_com_android_internal_os_Zygote), 1315 REG_JNI(register_com_android_internal_util_VirtualRefBasePtr), 1316 REG_JNI(register_android_hardware_Camera), 1317 REG_JNI(register_android_hardware_camera2_CameraMetadata), 1318 REG_JNI(register_android_hardware_camera2_legacy_LegacyCameraDevice), 1319 REG_JNI(register_android_hardware_camera2_DngCreator), 1320 REG_JNI(register_android_hardware_SensorManager), 1321 REG_JNI(register_android_hardware_SerialPort), 1322 REG_JNI(register_android_hardware_SoundTrigger), 1323 REG_JNI(register_android_hardware_UsbDevice), 1324 REG_JNI(register_android_hardware_UsbDeviceConnection), 1325 REG_JNI(register_android_hardware_UsbRequest), 1326 REG_JNI(register_android_media_AudioRecord), 1327 REG_JNI(register_android_media_AudioSystem), 1328 REG_JNI(register_android_media_AudioTrack), 1329 REG_JNI(register_android_media_JetPlayer), 1330 REG_JNI(register_android_media_RemoteDisplay), 1331 REG_JNI(register_android_media_ToneGenerator), 1332 1333 REG_JNI(register_android_opengl_classes), 1334 REG_JNI(register_android_server_NetworkManagementSocketTagger), 1335 REG_JNI(register_android_server_Watchdog), 1336 REG_JNI(register_android_ddm_DdmHandleNativeHeap), 1337 REG_JNI(register_android_backup_BackupDataInput), 1338 REG_JNI(register_android_backup_BackupDataOutput), 1339 REG_JNI(register_android_backup_FileBackupHelperBase), 1340 REG_JNI(register_android_backup_BackupHelperDispatcher), 1341 REG_JNI(register_android_app_backup_FullBackup), 1342 REG_JNI(register_android_app_ActivityThread), 1343 REG_JNI(register_android_app_NativeActivity), 1344 REG_JNI(register_android_view_InputChannel), 1345 REG_JNI(register_android_view_InputEventReceiver), 1346 REG_JNI(register_android_view_InputEventSender), 1347 REG_JNI(register_android_view_InputQueue), 1348 REG_JNI(register_android_view_KeyEvent), 1349 REG_JNI(register_android_view_MotionEvent), 1350 REG_JNI(register_android_view_PointerIcon), 1351 REG_JNI(register_android_view_VelocityTracker), 1352 1353 REG_JNI(register_android_content_res_ObbScanner), 1354 REG_JNI(register_android_content_res_Configuration), 1355 1356 REG_JNI(register_android_animation_PropertyValuesHolder), 1357 REG_JNI(register_com_android_internal_content_NativeLibraryHelper), 1358 REG_JNI(register_com_android_internal_net_NetworkStatsFactory), 1359}; 1360 1361/* 1362 * Register android native functions with the VM. 1363 */ 1364/*static*/ int AndroidRuntime::startReg(JNIEnv* env) 1365{ 1366 /* 1367 * This hook causes all future threads created in this process to be 1368 * attached to the JavaVM. (This needs to go away in favor of JNI 1369 * Attach calls.) 1370 */ 1371 androidSetCreateThreadFunc((android_create_thread_fn) javaCreateThreadEtc); 1372 1373 ALOGV("--- registering native functions ---\n"); 1374 1375 /* 1376 * Every "register" function calls one or more things that return 1377 * a local reference (e.g. FindClass). Because we haven't really 1378 * started the VM yet, they're all getting stored in the base frame 1379 * and never released. Use Push/Pop to manage the storage. 1380 */ 1381 env->PushLocalFrame(200); 1382 1383 if (register_jni_procs(gRegJNI, NELEM(gRegJNI), env) < 0) { 1384 env->PopLocalFrame(NULL); 1385 return -1; 1386 } 1387 env->PopLocalFrame(NULL); 1388 1389 //createJavaThread("fubar", quickTest, (void*) "hello"); 1390 1391 return 0; 1392} 1393 1394AndroidRuntime* AndroidRuntime::getRuntime() 1395{ 1396 return gCurRuntime; 1397} 1398 1399/** 1400 * Used by WithFramework to register native functions. 1401 */ 1402extern "C" 1403jint Java_com_android_internal_util_WithFramework_registerNatives( 1404 JNIEnv* env, jclass clazz) { 1405 return register_jni_procs(gRegJNI, NELEM(gRegJNI), env); 1406} 1407 1408/** 1409 * Used by LoadClass to register native functions. 1410 */ 1411extern "C" 1412jint Java_LoadClass_registerNatives(JNIEnv* env, jclass clazz) { 1413 return register_jni_procs(gRegJNI, NELEM(gRegJNI), env); 1414} 1415 1416} // namespace android 1417