AndroidRuntime.cpp revision d430354c6b6b3b39c35e8af90007414c325ccb2d
1/* 2 * Copyright (C) 2006 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17#define LOG_TAG "AndroidRuntime" 18//#define LOG_NDEBUG 0 19 20#include <android_runtime/AndroidRuntime.h> 21#include <binder/IBinder.h> 22#include <binder/IPCThreadState.h> 23#include <binder/IServiceManager.h> 24#include <utils/Log.h> 25#include <utils/misc.h> 26#include <binder/Parcel.h> 27#include <utils/threads.h> 28#include <cutils/properties.h> 29 30#include <SkGraphics.h> 31#include <SkImageDecoder.h> 32#include <SkImageRef_GlobalPool.h> 33 34#include "jni.h" 35#include "JNIHelp.h" 36#include "JniInvocation.h" 37#include "android_util_Binder.h" 38 39#include <stdio.h> 40#include <signal.h> 41#include <sys/stat.h> 42#include <sys/types.h> 43#include <signal.h> 44#include <dirent.h> 45#include <assert.h> 46 47 48using namespace android; 49 50extern int register_android_os_Binder(JNIEnv* env); 51extern int register_android_os_Process(JNIEnv* env); 52extern int register_android_graphics_Bitmap(JNIEnv*); 53extern int register_android_graphics_BitmapFactory(JNIEnv*); 54extern int register_android_graphics_BitmapRegionDecoder(JNIEnv*); 55extern int register_android_graphics_Camera(JNIEnv* env); 56extern int register_android_graphics_CreateJavaOutputStreamAdaptor(JNIEnv* env); 57extern int register_android_graphics_Graphics(JNIEnv* env); 58extern int register_android_graphics_Interpolator(JNIEnv* env); 59extern int register_android_graphics_LayerRasterizer(JNIEnv*); 60extern int register_android_graphics_MaskFilter(JNIEnv* env); 61extern int register_android_graphics_Movie(JNIEnv* env); 62extern int register_android_graphics_NinePatch(JNIEnv*); 63extern int register_android_graphics_PathEffect(JNIEnv* env); 64extern int register_android_graphics_Shader(JNIEnv* env); 65extern int register_android_graphics_Typeface(JNIEnv* env); 66extern int register_android_graphics_YuvImage(JNIEnv* env); 67 68extern int register_com_google_android_gles_jni_EGLImpl(JNIEnv* env); 69extern int register_com_google_android_gles_jni_GLImpl(JNIEnv* env); 70extern int register_android_opengl_jni_EGL14(JNIEnv* env); 71extern int register_android_opengl_jni_EGLExt(JNIEnv* env); 72extern int register_android_opengl_jni_GLES10(JNIEnv* env); 73extern int register_android_opengl_jni_GLES10Ext(JNIEnv* env); 74extern int register_android_opengl_jni_GLES11(JNIEnv* env); 75extern int register_android_opengl_jni_GLES11Ext(JNIEnv* env); 76extern int register_android_opengl_jni_GLES20(JNIEnv* env); 77extern int register_android_opengl_jni_GLES30(JNIEnv* env); 78 79extern int register_android_hardware_Camera(JNIEnv *env); 80extern int register_android_hardware_camera2_CameraMetadata(JNIEnv *env); 81extern int register_android_hardware_SensorManager(JNIEnv *env); 82extern int register_android_hardware_SerialPort(JNIEnv *env); 83extern int register_android_hardware_UsbDevice(JNIEnv *env); 84extern int register_android_hardware_UsbDeviceConnection(JNIEnv *env); 85extern int register_android_hardware_UsbRequest(JNIEnv *env); 86 87extern int register_android_media_AudioRecord(JNIEnv *env); 88extern int register_android_media_AudioSystem(JNIEnv *env); 89extern int register_android_media_AudioTrack(JNIEnv *env); 90extern int register_android_media_JetPlayer(JNIEnv *env); 91extern int register_android_media_ToneGenerator(JNIEnv *env); 92 93extern int register_android_util_FloatMath(JNIEnv* env); 94 95namespace android { 96 97/* 98 * JNI-based registration functions. Note these are properly contained in 99 * namespace android. 100 */ 101extern int register_android_content_AssetManager(JNIEnv* env); 102extern int register_android_util_EventLog(JNIEnv* env); 103extern int register_android_util_Log(JNIEnv* env); 104extern int register_android_content_StringBlock(JNIEnv* env); 105extern int register_android_content_XmlBlock(JNIEnv* env); 106extern int register_android_emoji_EmojiFactory(JNIEnv* env); 107extern int register_android_graphics_Canvas(JNIEnv* env); 108extern int register_android_graphics_ColorFilter(JNIEnv* env); 109extern int register_android_graphics_DrawFilter(JNIEnv* env); 110extern int register_android_graphics_Matrix(JNIEnv* env); 111extern int register_android_graphics_Paint(JNIEnv* env); 112extern int register_android_graphics_Path(JNIEnv* env); 113extern int register_android_graphics_PathMeasure(JNIEnv* env); 114extern int register_android_graphics_Picture(JNIEnv*); 115extern int register_android_graphics_PorterDuff(JNIEnv* env); 116extern int register_android_graphics_Rasterizer(JNIEnv* env); 117extern int register_android_graphics_Region(JNIEnv* env); 118extern int register_android_graphics_SurfaceTexture(JNIEnv* env); 119extern int register_android_graphics_Xfermode(JNIEnv* env); 120extern int register_android_graphics_pdf_PdfDocument(JNIEnv* env); 121extern int register_android_view_DisplayEventReceiver(JNIEnv* env); 122extern int register_android_view_DisplayList(JNIEnv* env); 123extern int register_android_view_GraphicBuffer(JNIEnv* env); 124extern int register_android_view_GLES20Canvas(JNIEnv* env); 125extern int register_android_view_GLRenderer(JNIEnv* env); 126extern int register_android_view_HardwareLayer(JNIEnv* env); 127extern int register_android_view_ThreadedRenderer(JNIEnv* env); 128extern int register_android_view_Surface(JNIEnv* env); 129extern int register_android_view_SurfaceControl(JNIEnv* env); 130extern int register_android_view_SurfaceSession(JNIEnv* env); 131extern int register_android_view_TextureView(JNIEnv* env); 132extern int register_android_database_CursorWindow(JNIEnv* env); 133extern int register_android_database_SQLiteConnection(JNIEnv* env); 134extern int register_android_database_SQLiteGlobal(JNIEnv* env); 135extern int register_android_database_SQLiteDebug(JNIEnv* env); 136extern int register_android_debug_JNITest(JNIEnv* env); 137extern int register_android_nio_utils(JNIEnv* env); 138extern int register_android_text_format_Time(JNIEnv* env); 139extern int register_android_os_Debug(JNIEnv* env); 140extern int register_android_os_MessageQueue(JNIEnv* env); 141extern int register_android_os_Parcel(JNIEnv* env); 142extern int register_android_os_SELinux(JNIEnv* env); 143extern int register_android_os_SystemProperties(JNIEnv *env); 144extern int register_android_os_SystemClock(JNIEnv* env); 145extern int register_android_os_Trace(JNIEnv* env); 146extern int register_android_os_FileObserver(JNIEnv *env); 147extern int register_android_os_UEventObserver(JNIEnv* env); 148extern int register_android_os_MemoryFile(JNIEnv* env); 149extern int register_android_net_LocalSocketImpl(JNIEnv* env); 150extern int register_android_net_NetworkUtils(JNIEnv* env); 151extern int register_android_net_TrafficStats(JNIEnv* env); 152extern int register_android_text_AndroidCharacter(JNIEnv *env); 153extern int register_android_text_AndroidBidi(JNIEnv *env); 154extern int register_android_opengl_classes(JNIEnv *env); 155extern int register_android_server_NetworkManagementSocketTagger(JNIEnv* env); 156extern int register_android_server_Watchdog(JNIEnv* env); 157extern int register_android_ddm_DdmHandleNativeHeap(JNIEnv *env); 158extern int register_com_android_internal_os_ZygoteInit(JNIEnv* env); 159extern int register_android_backup_BackupDataInput(JNIEnv *env); 160extern int register_android_backup_BackupDataOutput(JNIEnv *env); 161extern int register_android_backup_FileBackupHelperBase(JNIEnv *env); 162extern int register_android_backup_BackupHelperDispatcher(JNIEnv *env); 163extern int register_android_app_backup_FullBackup(JNIEnv *env); 164extern int register_android_app_ActivityThread(JNIEnv *env); 165extern int register_android_app_NativeActivity(JNIEnv *env); 166extern int register_android_media_RemoteDisplay(JNIEnv *env); 167extern int register_android_view_InputChannel(JNIEnv* env); 168extern int register_android_view_InputDevice(JNIEnv* env); 169extern int register_android_view_InputEventReceiver(JNIEnv* env); 170extern int register_android_view_InputEventSender(JNIEnv* env); 171extern int register_android_view_InputQueue(JNIEnv* env); 172extern int register_android_view_KeyCharacterMap(JNIEnv *env); 173extern int register_android_view_KeyEvent(JNIEnv* env); 174extern int register_android_view_MotionEvent(JNIEnv* env); 175extern int register_android_view_PointerIcon(JNIEnv* env); 176extern int register_android_view_VelocityTracker(JNIEnv* env); 177extern int register_android_content_res_ObbScanner(JNIEnv* env); 178extern int register_android_content_res_Configuration(JNIEnv* env); 179extern int register_android_animation_PropertyValuesHolder(JNIEnv *env); 180extern int register_com_android_internal_content_NativeLibraryHelper(JNIEnv *env); 181extern int register_com_android_internal_net_NetworkStatsFactory(JNIEnv *env); 182 183static AndroidRuntime* gCurRuntime = NULL; 184 185static void doThrow(JNIEnv* env, const char* exc, const char* msg = NULL) 186{ 187 if (jniThrowException(env, exc, msg) != 0) 188 assert(false); 189} 190 191/* 192 * Code written in the Java Programming Language calls here from main(). 193 */ 194static void com_android_internal_os_RuntimeInit_nativeFinishInit(JNIEnv* env, jobject clazz) 195{ 196 gCurRuntime->onStarted(); 197} 198 199static void com_android_internal_os_RuntimeInit_nativeZygoteInit(JNIEnv* env, jobject clazz) 200{ 201 gCurRuntime->onZygoteInit(); 202} 203 204static void com_android_internal_os_RuntimeInit_nativeSetExitWithoutCleanup(JNIEnv* env, 205 jobject clazz, jboolean exitWithoutCleanup) 206{ 207 gCurRuntime->setExitWithoutCleanup(exitWithoutCleanup); 208} 209 210/* 211 * JNI registration. 212 */ 213static JNINativeMethod gMethods[] = { 214 { "nativeFinishInit", "()V", 215 (void*) com_android_internal_os_RuntimeInit_nativeFinishInit }, 216 { "nativeZygoteInit", "()V", 217 (void*) com_android_internal_os_RuntimeInit_nativeZygoteInit }, 218 { "nativeSetExitWithoutCleanup", "(Z)V", 219 (void*) com_android_internal_os_RuntimeInit_nativeSetExitWithoutCleanup }, 220}; 221 222int register_com_android_internal_os_RuntimeInit(JNIEnv* env) 223{ 224 return jniRegisterNativeMethods(env, "com/android/internal/os/RuntimeInit", 225 gMethods, NELEM(gMethods)); 226} 227 228// ---------------------------------------------------------------------- 229 230/*static*/ JavaVM* AndroidRuntime::mJavaVM = NULL; 231 232 233AndroidRuntime::AndroidRuntime() : 234 mExitWithoutCleanup(false) 235{ 236 SkGraphics::Init(); 237 // this sets our preference for 16bit images during decode 238 // in case the src is opaque and 24bit 239 SkImageDecoder::SetDeviceConfig(SkBitmap::kRGB_565_Config); 240 // This cache is shared between browser native images, and java "purgeable" 241 // bitmaps. This globalpool is for images that do not either use the java 242 // heap, or are not backed by ashmem. See BitmapFactory.cpp for the key 243 // java call site. 244 SkImageRef_GlobalPool::SetRAMBudget(512 * 1024); 245 // There is also a global font cache, but its budget is specified in code 246 // see SkFontHost_android.cpp 247 248 // Pre-allocate enough space to hold a fair number of options. 249 mOptions.setCapacity(20); 250 251 assert(gCurRuntime == NULL); // one per process 252 gCurRuntime = this; 253} 254 255AndroidRuntime::~AndroidRuntime() 256{ 257 SkGraphics::Term(); 258} 259 260/* 261 * Register native methods using JNI. 262 */ 263/*static*/ int AndroidRuntime::registerNativeMethods(JNIEnv* env, 264 const char* className, const JNINativeMethod* gMethods, int numMethods) 265{ 266 return jniRegisterNativeMethods(env, className, gMethods, numMethods); 267} 268 269status_t AndroidRuntime::callMain(const char* className, 270 jclass clazz, int argc, const char* const argv[]) 271{ 272 JNIEnv* env; 273 jmethodID methodId; 274 275 ALOGD("Calling main entry %s", className); 276 277 env = getJNIEnv(); 278 if (clazz == NULL || env == NULL) { 279 return UNKNOWN_ERROR; 280 } 281 282 methodId = env->GetStaticMethodID(clazz, "main", "([Ljava/lang/String;)V"); 283 if (methodId == NULL) { 284 ALOGE("ERROR: could not find method %s.main(String[])\n", className); 285 return UNKNOWN_ERROR; 286 } 287 288 /* 289 * We want to call main() with a String array with our arguments in it. 290 * Create an array and populate it. 291 */ 292 jclass stringClass; 293 jobjectArray strArray; 294 295 stringClass = env->FindClass("java/lang/String"); 296 strArray = env->NewObjectArray(argc, stringClass, NULL); 297 298 for (int i = 0; i < argc; i++) { 299 jstring argStr = env->NewStringUTF(argv[i]); 300 env->SetObjectArrayElement(strArray, i, argStr); 301 } 302 303 env->CallStaticVoidMethod(clazz, methodId, strArray); 304 return NO_ERROR; 305} 306 307/* 308 * The VM calls this through the "exit" hook. 309 */ 310static void runtime_exit(int code) 311{ 312 gCurRuntime->exit(code); 313} 314 315/* 316 * The VM calls this through the "vfprintf" hook. 317 * 318 * We ignore "fp" and just write the results to the log file. 319 */ 320static void runtime_vfprintf(FILE* fp, const char* format, va_list ap) 321{ 322 LOG_PRI_VA(ANDROID_LOG_INFO, "vm-printf", format, ap); 323} 324 325/** 326 * The VM calls this when mutex contention debugging is enabled to 327 * determine whether or not the blocked thread was a "sensitive thread" 328 * for user responsiveness/smoothess. 329 * 330 * Our policy for this is whether or not we're tracing any StrictMode 331 * events on this thread (which we might've inherited via Binder calls 332 * into us) 333 */ 334static bool runtime_isSensitiveThread() { 335 IPCThreadState* state = IPCThreadState::selfOrNull(); 336 return state && state->getStrictModePolicy() != 0; 337} 338 339 340/** 341 * Add VM arguments to the to-be-executed VM 342 * Stops at first non '-' argument (also stops at an argument of '--') 343 * Returns the number of args consumed 344 */ 345int AndroidRuntime::addVmArguments(int argc, const char* const argv[]) 346{ 347 int i; 348 349 for (i = 0; i<argc; i++) { 350 if (argv[i][0] != '-') { 351 return i; 352 } 353 if (argv[i][1] == '-' && argv[i][2] == 0) { 354 return i+1; 355 } 356 357 JavaVMOption opt; 358 memset(&opt, 0, sizeof(opt)); 359 opt.optionString = (char*)argv[i]; 360 mOptions.add(opt); 361 } 362 return i; 363} 364 365static int hasDir(const char* dir) 366{ 367 struct stat s; 368 int res = stat(dir, &s); 369 if (res == 0) { 370 return S_ISDIR(s.st_mode); 371 } 372 return 0; 373} 374 375/* 376 * Read the persistent locale. 377 */ 378static void readLocale(char* language, char* region) 379{ 380 char propLang[PROPERTY_VALUE_MAX], propRegn[PROPERTY_VALUE_MAX]; 381 382 property_get("persist.sys.language", propLang, ""); 383 property_get("persist.sys.country", propRegn, ""); 384 if (*propLang == 0 && *propRegn == 0) { 385 /* Set to ro properties, default is en_US */ 386 property_get("ro.product.locale.language", propLang, "en"); 387 property_get("ro.product.locale.region", propRegn, "US"); 388 } 389 strncat(language, propLang, 2); 390 strncat(region, propRegn, 2); 391 //ALOGD("language=%s region=%s\n", language, region); 392} 393 394/* 395 * Parse a property containing space-separated options that should be 396 * passed directly to the VM, e.g. "-Xmx32m -verbose:gc -Xregenmap". 397 * 398 * This will cut up "extraOptsBuf" as we chop it into individual options. 399 * 400 * Adds the strings, if any, to mOptions. 401 */ 402void AndroidRuntime::parseExtraOpts(char* extraOptsBuf) 403{ 404 JavaVMOption opt; 405 char* start; 406 char* end; 407 408 memset(&opt, 0, sizeof(opt)); 409 start = extraOptsBuf; 410 while (*start != '\0') { 411 while (*start == ' ') /* skip leading whitespace */ 412 start++; 413 if (*start == '\0') /* was trailing ws, bail */ 414 break; 415 416 end = start+1; 417 while (*end != ' ' && *end != '\0') /* find end of token */ 418 end++; 419 if (*end == ' ') 420 *end++ = '\0'; /* mark end, advance to indicate more */ 421 422 opt.optionString = start; 423 mOptions.add(opt); 424 start = end; 425 } 426} 427 428/* 429 * Start the Dalvik Virtual Machine. 430 * 431 * Various arguments, most determined by system properties, are passed in. 432 * The "mOptions" vector is updated. 433 * 434 * Returns 0 on success. 435 */ 436int AndroidRuntime::startVm(JavaVM** pJavaVM, JNIEnv** pEnv) 437{ 438 int result = -1; 439 JavaVMInitArgs initArgs; 440 JavaVMOption opt; 441 char propBuf[PROPERTY_VALUE_MAX]; 442 char stackTraceFileBuf[PROPERTY_VALUE_MAX]; 443 char dexoptFlagsBuf[PROPERTY_VALUE_MAX]; 444 char enableAssertBuf[sizeof("-ea:")-1 + PROPERTY_VALUE_MAX]; 445 char jniOptsBuf[sizeof("-Xjniopts:")-1 + PROPERTY_VALUE_MAX]; 446 char heapstartsizeOptsBuf[sizeof("-Xms")-1 + PROPERTY_VALUE_MAX]; 447 char heapsizeOptsBuf[sizeof("-Xmx")-1 + PROPERTY_VALUE_MAX]; 448 char heapgrowthlimitOptsBuf[sizeof("-XX:HeapGrowthLimit=")-1 + PROPERTY_VALUE_MAX]; 449 char heapminfreeOptsBuf[sizeof("-XX:HeapMinFree=")-1 + PROPERTY_VALUE_MAX]; 450 char heapmaxfreeOptsBuf[sizeof("-XX:HeapMaxFree=")-1 + PROPERTY_VALUE_MAX]; 451 char gctypeOptsBuf[sizeof("-Xgc:")-1 + PROPERTY_VALUE_MAX]; 452 char heaptargetutilizationOptsBuf[sizeof("-XX:HeapTargetUtilization=")-1 + PROPERTY_VALUE_MAX]; 453 char jitcodecachesizeOptsBuf[sizeof("-Xjitcodecachesize:")-1 + PROPERTY_VALUE_MAX]; 454 char extraOptsBuf[PROPERTY_VALUE_MAX]; 455 char* stackTraceFile = NULL; 456 bool checkJni = false; 457 bool checkDexSum = false; 458 bool logStdio = false; 459 enum { 460 kEMDefault, 461 kEMIntPortable, 462 kEMIntFast, 463 kEMJitCompiler, 464 } executionMode = kEMDefault; 465 466 467 property_get("dalvik.vm.checkjni", propBuf, ""); 468 if (strcmp(propBuf, "true") == 0) { 469 checkJni = true; 470 } else if (strcmp(propBuf, "false") != 0) { 471 /* property is neither true nor false; fall back on kernel parameter */ 472 property_get("ro.kernel.android.checkjni", propBuf, ""); 473 if (propBuf[0] == '1') { 474 checkJni = true; 475 } 476 } 477 478 property_get("dalvik.vm.execution-mode", propBuf, ""); 479 if (strcmp(propBuf, "int:portable") == 0) { 480 executionMode = kEMIntPortable; 481 } else if (strcmp(propBuf, "int:fast") == 0) { 482 executionMode = kEMIntFast; 483 } else if (strcmp(propBuf, "int:jit") == 0) { 484 executionMode = kEMJitCompiler; 485 } 486 487 property_get("dalvik.vm.stack-trace-file", stackTraceFileBuf, ""); 488 489 property_get("dalvik.vm.check-dex-sum", propBuf, ""); 490 if (strcmp(propBuf, "true") == 0) { 491 checkDexSum = true; 492 } 493 494 property_get("log.redirect-stdio", propBuf, ""); 495 if (strcmp(propBuf, "true") == 0) { 496 logStdio = true; 497 } 498 499 strcpy(enableAssertBuf, "-ea:"); 500 property_get("dalvik.vm.enableassertions", enableAssertBuf+4, ""); 501 502 strcpy(jniOptsBuf, "-Xjniopts:"); 503 property_get("dalvik.vm.jniopts", jniOptsBuf+10, ""); 504 505 /* route exit() to our handler */ 506 opt.extraInfo = (void*) runtime_exit; 507 opt.optionString = "exit"; 508 mOptions.add(opt); 509 510 /* route fprintf() to our handler */ 511 opt.extraInfo = (void*) runtime_vfprintf; 512 opt.optionString = "vfprintf"; 513 mOptions.add(opt); 514 515 /* register the framework-specific "is sensitive thread" hook */ 516 opt.extraInfo = (void*) runtime_isSensitiveThread; 517 opt.optionString = "sensitiveThread"; 518 mOptions.add(opt); 519 520 opt.extraInfo = NULL; 521 522 /* enable verbose; standard options are { jni, gc, class } */ 523 //options[curOpt++].optionString = "-verbose:jni"; 524 opt.optionString = "-verbose:gc"; 525 mOptions.add(opt); 526 //options[curOpt++].optionString = "-verbose:class"; 527 528 /* 529 * The default starting and maximum size of the heap. Larger 530 * values should be specified in a product property override. 531 */ 532 strcpy(heapstartsizeOptsBuf, "-Xms"); 533 property_get("dalvik.vm.heapstartsize", heapstartsizeOptsBuf+4, "4m"); 534 opt.optionString = heapstartsizeOptsBuf; 535 mOptions.add(opt); 536 strcpy(heapsizeOptsBuf, "-Xmx"); 537 property_get("dalvik.vm.heapsize", heapsizeOptsBuf+4, "16m"); 538 opt.optionString = heapsizeOptsBuf; 539 mOptions.add(opt); 540 541 // Increase the main thread's interpreter stack size for bug 6315322. 542 opt.optionString = "-XX:mainThreadStackSize=24K"; 543 mOptions.add(opt); 544 545 // Set the max jit code cache size. Note: size of 0 will disable the JIT. 546 strcpy(jitcodecachesizeOptsBuf, "-Xjitcodecachesize:"); 547 property_get("dalvik.vm.jit.codecachesize", jitcodecachesizeOptsBuf+19, NULL); 548 if (jitcodecachesizeOptsBuf[19] != '\0') { 549 opt.optionString = jitcodecachesizeOptsBuf; 550 mOptions.add(opt); 551 } 552 553 strcpy(heapgrowthlimitOptsBuf, "-XX:HeapGrowthLimit="); 554 property_get("dalvik.vm.heapgrowthlimit", heapgrowthlimitOptsBuf+20, ""); 555 if (heapgrowthlimitOptsBuf[20] != '\0') { 556 opt.optionString = heapgrowthlimitOptsBuf; 557 mOptions.add(opt); 558 } 559 560 strcpy(heapminfreeOptsBuf, "-XX:HeapMinFree="); 561 property_get("dalvik.vm.heapminfree", heapminfreeOptsBuf+16, ""); 562 if (heapminfreeOptsBuf[16] != '\0') { 563 opt.optionString = heapminfreeOptsBuf; 564 mOptions.add(opt); 565 } 566 567 strcpy(heapmaxfreeOptsBuf, "-XX:HeapMaxFree="); 568 property_get("dalvik.vm.heapmaxfree", heapmaxfreeOptsBuf+16, ""); 569 if (heapmaxfreeOptsBuf[16] != '\0') { 570 opt.optionString = heapmaxfreeOptsBuf; 571 mOptions.add(opt); 572 } 573 574 strcpy(heaptargetutilizationOptsBuf, "-XX:HeapTargetUtilization="); 575 property_get("dalvik.vm.heaptargetutilization", heaptargetutilizationOptsBuf+26, ""); 576 if (heaptargetutilizationOptsBuf[26] != '\0') { 577 opt.optionString = heaptargetutilizationOptsBuf; 578 mOptions.add(opt); 579 } 580 581 property_get("ro.config.low_ram", propBuf, ""); 582 if (strcmp(propBuf, "true") == 0) { 583 opt.optionString = "-XX:LowMemoryMode"; 584 mOptions.add(opt); 585 } 586 587 strcpy(gctypeOptsBuf, "-Xgc:"); 588 property_get("dalvik.vm.gctype", gctypeOptsBuf+5, ""); 589 if (gctypeOptsBuf[5] != '\0') { 590 opt.optionString = gctypeOptsBuf; 591 mOptions.add(opt); 592 } 593 594 /* 595 * Enable or disable dexopt features, such as bytecode verification and 596 * calculation of register maps for precise GC. 597 */ 598 property_get("dalvik.vm.dexopt-flags", dexoptFlagsBuf, ""); 599 if (dexoptFlagsBuf[0] != '\0') { 600 const char* opc; 601 const char* val; 602 603 opc = strstr(dexoptFlagsBuf, "v="); /* verification */ 604 if (opc != NULL) { 605 switch (*(opc+2)) { 606 case 'n': val = "-Xverify:none"; break; 607 case 'r': val = "-Xverify:remote"; break; 608 case 'a': val = "-Xverify:all"; break; 609 default: val = NULL; break; 610 } 611 612 if (val != NULL) { 613 opt.optionString = val; 614 mOptions.add(opt); 615 } 616 } 617 618 opc = strstr(dexoptFlagsBuf, "o="); /* optimization */ 619 if (opc != NULL) { 620 switch (*(opc+2)) { 621 case 'n': val = "-Xdexopt:none"; break; 622 case 'v': val = "-Xdexopt:verified"; break; 623 case 'a': val = "-Xdexopt:all"; break; 624 case 'f': val = "-Xdexopt:full"; break; 625 default: val = NULL; break; 626 } 627 628 if (val != NULL) { 629 opt.optionString = val; 630 mOptions.add(opt); 631 } 632 } 633 634 opc = strstr(dexoptFlagsBuf, "m=y"); /* register map */ 635 if (opc != NULL) { 636 opt.optionString = "-Xgenregmap"; 637 mOptions.add(opt); 638 639 /* turn on precise GC while we're at it */ 640 opt.optionString = "-Xgc:precise"; 641 mOptions.add(opt); 642 } 643 } 644 645 /* enable debugging; set suspend=y to pause during VM init */ 646 /* use android ADB transport */ 647 opt.optionString = 648 "-agentlib:jdwp=transport=dt_android_adb,suspend=n,server=y"; 649 mOptions.add(opt); 650 651 ALOGD("CheckJNI is %s\n", checkJni ? "ON" : "OFF"); 652 if (checkJni) { 653 /* extended JNI checking */ 654 opt.optionString = "-Xcheck:jni"; 655 mOptions.add(opt); 656 657 /* set a cap on JNI global references */ 658 opt.optionString = "-Xjnigreflimit:2000"; 659 mOptions.add(opt); 660 661 /* with -Xcheck:jni, this provides a JNI function call trace */ 662 //opt.optionString = "-verbose:jni"; 663 //mOptions.add(opt); 664 } 665 666 char lockProfThresholdBuf[sizeof("-Xlockprofthreshold:") + sizeof(propBuf)]; 667 property_get("dalvik.vm.lockprof.threshold", propBuf, ""); 668 if (strlen(propBuf) > 0) { 669 strcpy(lockProfThresholdBuf, "-Xlockprofthreshold:"); 670 strcat(lockProfThresholdBuf, propBuf); 671 opt.optionString = lockProfThresholdBuf; 672 mOptions.add(opt); 673 } 674 675 /* Force interpreter-only mode for selected opcodes. Eg "1-0a,3c,f1-ff" */ 676 char jitOpBuf[sizeof("-Xjitop:") + PROPERTY_VALUE_MAX]; 677 property_get("dalvik.vm.jit.op", propBuf, ""); 678 if (strlen(propBuf) > 0) { 679 strcpy(jitOpBuf, "-Xjitop:"); 680 strcat(jitOpBuf, propBuf); 681 opt.optionString = jitOpBuf; 682 mOptions.add(opt); 683 } 684 685 /* Force interpreter-only mode for selected methods */ 686 char jitMethodBuf[sizeof("-Xjitmethod:") + PROPERTY_VALUE_MAX]; 687 property_get("dalvik.vm.jit.method", propBuf, ""); 688 if (strlen(propBuf) > 0) { 689 strcpy(jitMethodBuf, "-Xjitmethod:"); 690 strcat(jitMethodBuf, propBuf); 691 opt.optionString = jitMethodBuf; 692 mOptions.add(opt); 693 } 694 695 if (executionMode == kEMIntPortable) { 696 opt.optionString = "-Xint:portable"; 697 mOptions.add(opt); 698 } else if (executionMode == kEMIntFast) { 699 opt.optionString = "-Xint:fast"; 700 mOptions.add(opt); 701 } else if (executionMode == kEMJitCompiler) { 702 opt.optionString = "-Xint:jit"; 703 mOptions.add(opt); 704 } 705 706 if (checkDexSum) { 707 /* perform additional DEX checksum tests */ 708 opt.optionString = "-Xcheckdexsum"; 709 mOptions.add(opt); 710 } 711 712 if (logStdio) { 713 /* convert stdout/stderr to log messages */ 714 opt.optionString = "-Xlog-stdio"; 715 mOptions.add(opt); 716 } 717 718 if (enableAssertBuf[4] != '\0') { 719 /* accept "all" to mean "all classes and packages" */ 720 if (strcmp(enableAssertBuf+4, "all") == 0) 721 enableAssertBuf[3] = '\0'; 722 ALOGI("Assertions enabled: '%s'\n", enableAssertBuf); 723 opt.optionString = enableAssertBuf; 724 mOptions.add(opt); 725 } else { 726 ALOGV("Assertions disabled\n"); 727 } 728 729 if (jniOptsBuf[10] != '\0') { 730 ALOGI("JNI options: '%s'\n", jniOptsBuf); 731 opt.optionString = jniOptsBuf; 732 mOptions.add(opt); 733 } 734 735 if (stackTraceFileBuf[0] != '\0') { 736 static const char* stfOptName = "-Xstacktracefile:"; 737 738 stackTraceFile = (char*) malloc(strlen(stfOptName) + 739 strlen(stackTraceFileBuf) +1); 740 strcpy(stackTraceFile, stfOptName); 741 strcat(stackTraceFile, stackTraceFileBuf); 742 opt.optionString = stackTraceFile; 743 mOptions.add(opt); 744 } 745 746 /* extra options; parse this late so it overrides others */ 747 property_get("dalvik.vm.extra-opts", extraOptsBuf, ""); 748 parseExtraOpts(extraOptsBuf); 749 750 /* Set the properties for locale */ 751 { 752 char langOption[sizeof("-Duser.language=") + 3]; 753 char regionOption[sizeof("-Duser.region=") + 3]; 754 strcpy(langOption, "-Duser.language="); 755 strcpy(regionOption, "-Duser.region="); 756 readLocale(langOption, regionOption); 757 opt.extraInfo = NULL; 758 opt.optionString = langOption; 759 mOptions.add(opt); 760 opt.optionString = regionOption; 761 mOptions.add(opt); 762 } 763 764 /* 765 * We don't have /tmp on the device, but we often have an SD card. Apps 766 * shouldn't use this, but some test suites might want to exercise it. 767 */ 768 opt.optionString = "-Djava.io.tmpdir=/sdcard"; 769 mOptions.add(opt); 770 771 initArgs.version = JNI_VERSION_1_4; 772 initArgs.options = mOptions.editArray(); 773 initArgs.nOptions = mOptions.size(); 774 initArgs.ignoreUnrecognized = JNI_FALSE; 775 776 /* 777 * Initialize the VM. 778 * 779 * The JavaVM* is essentially per-process, and the JNIEnv* is per-thread. 780 * If this call succeeds, the VM is ready, and we can start issuing 781 * JNI calls. 782 */ 783 if (JNI_CreateJavaVM(pJavaVM, pEnv, &initArgs) < 0) { 784 ALOGE("JNI_CreateJavaVM failed\n"); 785 goto bail; 786 } 787 788 result = 0; 789 790bail: 791 free(stackTraceFile); 792 return result; 793} 794 795char* AndroidRuntime::toSlashClassName(const char* className) 796{ 797 char* result = strdup(className); 798 for (char* cp = result; *cp != '\0'; cp++) { 799 if (*cp == '.') { 800 *cp = '/'; 801 } 802 } 803 return result; 804} 805 806/* 807 * Start the Android runtime. This involves starting the virtual machine 808 * and calling the "static void main(String[] args)" method in the class 809 * named by "className". 810 * 811 * Passes the main function two arguments, the class name and the specified 812 * options string. 813 */ 814void AndroidRuntime::start(const char* className, const char* options) 815{ 816 ALOGD("\n>>>>>> AndroidRuntime START %s <<<<<<\n", 817 className != NULL ? className : "(unknown)"); 818 819 /* 820 * 'startSystemServer == true' means runtime is obsolete and not run from 821 * init.rc anymore, so we print out the boot start event here. 822 */ 823 if (strcmp(options, "start-system-server") == 0) { 824 /* track our progress through the boot sequence */ 825 const int LOG_BOOT_PROGRESS_START = 3000; 826 LOG_EVENT_LONG(LOG_BOOT_PROGRESS_START, 827 ns2ms(systemTime(SYSTEM_TIME_MONOTONIC))); 828 } 829 830 const char* rootDir = getenv("ANDROID_ROOT"); 831 if (rootDir == NULL) { 832 rootDir = "/system"; 833 if (!hasDir("/system")) { 834 LOG_FATAL("No root directory specified, and /android does not exist."); 835 return; 836 } 837 setenv("ANDROID_ROOT", rootDir, 1); 838 } 839 840 //const char* kernelHack = getenv("LD_ASSUME_KERNEL"); 841 //ALOGD("Found LD_ASSUME_KERNEL='%s'\n", kernelHack); 842 843 /* start the virtual machine */ 844 JniInvocation jni_invocation; 845 jni_invocation.Init(NULL); 846 JNIEnv* env; 847 if (startVm(&mJavaVM, &env) != 0) { 848 return; 849 } 850 onVmCreated(env); 851 852 /* 853 * Register android functions. 854 */ 855 if (startReg(env) < 0) { 856 ALOGE("Unable to register all android natives\n"); 857 return; 858 } 859 860 /* 861 * We want to call main() with a String array with arguments in it. 862 * At present we have two arguments, the class name and an option string. 863 * Create an array to hold them. 864 */ 865 jclass stringClass; 866 jobjectArray strArray; 867 jstring classNameStr; 868 jstring optionsStr; 869 870 stringClass = env->FindClass("java/lang/String"); 871 assert(stringClass != NULL); 872 strArray = env->NewObjectArray(2, stringClass, NULL); 873 assert(strArray != NULL); 874 classNameStr = env->NewStringUTF(className); 875 assert(classNameStr != NULL); 876 env->SetObjectArrayElement(strArray, 0, classNameStr); 877 optionsStr = env->NewStringUTF(options); 878 env->SetObjectArrayElement(strArray, 1, optionsStr); 879 880 /* 881 * Start VM. This thread becomes the main thread of the VM, and will 882 * not return until the VM exits. 883 */ 884 char* slashClassName = toSlashClassName(className); 885 jclass startClass = env->FindClass(slashClassName); 886 if (startClass == NULL) { 887 ALOGE("JavaVM unable to locate class '%s'\n", slashClassName); 888 /* keep going */ 889 } else { 890 jmethodID startMeth = env->GetStaticMethodID(startClass, "main", 891 "([Ljava/lang/String;)V"); 892 if (startMeth == NULL) { 893 ALOGE("JavaVM unable to find main() in '%s'\n", className); 894 /* keep going */ 895 } else { 896 env->CallStaticVoidMethod(startClass, startMeth, strArray); 897 898#if 0 899 if (env->ExceptionCheck()) 900 threadExitUncaughtException(env); 901#endif 902 } 903 } 904 free(slashClassName); 905 906 ALOGD("Shutting down VM\n"); 907 if (mJavaVM->DetachCurrentThread() != JNI_OK) 908 ALOGW("Warning: unable to detach main thread\n"); 909 if (mJavaVM->DestroyJavaVM() != 0) 910 ALOGW("Warning: VM did not shut down cleanly\n"); 911} 912 913void AndroidRuntime::exit(int code) 914{ 915 if (mExitWithoutCleanup) { 916 ALOGI("VM exiting with result code %d, cleanup skipped.", code); 917 ::_exit(code); 918 } else { 919 ALOGI("VM exiting with result code %d.", code); 920 onExit(code); 921 ::exit(code); 922 } 923} 924 925void AndroidRuntime::onVmCreated(JNIEnv* env) 926{ 927 // If AndroidRuntime had anything to do here, we'd have done it in 'start'. 928} 929 930/* 931 * Get the JNIEnv pointer for this thread. 932 * 933 * Returns NULL if the slot wasn't allocated or populated. 934 */ 935/*static*/ JNIEnv* AndroidRuntime::getJNIEnv() 936{ 937 JNIEnv* env; 938 JavaVM* vm = AndroidRuntime::getJavaVM(); 939 assert(vm != NULL); 940 941 if (vm->GetEnv((void**) &env, JNI_VERSION_1_4) != JNI_OK) 942 return NULL; 943 return env; 944} 945 946/* 947 * Makes the current thread visible to the VM. 948 * 949 * The JNIEnv pointer returned is only valid for the current thread, and 950 * thus must be tucked into thread-local storage. 951 */ 952static int javaAttachThread(const char* threadName, JNIEnv** pEnv) 953{ 954 JavaVMAttachArgs args; 955 JavaVM* vm; 956 jint result; 957 958 vm = AndroidRuntime::getJavaVM(); 959 assert(vm != NULL); 960 961 args.version = JNI_VERSION_1_4; 962 args.name = (char*) threadName; 963 args.group = NULL; 964 965 result = vm->AttachCurrentThread(pEnv, (void*) &args); 966 if (result != JNI_OK) 967 ALOGI("NOTE: attach of thread '%s' failed\n", threadName); 968 969 return result; 970} 971 972/* 973 * Detach the current thread from the set visible to the VM. 974 */ 975static int javaDetachThread(void) 976{ 977 JavaVM* vm; 978 jint result; 979 980 vm = AndroidRuntime::getJavaVM(); 981 assert(vm != NULL); 982 983 result = vm->DetachCurrentThread(); 984 if (result != JNI_OK) 985 ALOGE("ERROR: thread detach failed\n"); 986 return result; 987} 988 989/* 990 * When starting a native thread that will be visible from the VM, we 991 * bounce through this to get the right attach/detach action. 992 * Note that this function calls free(args) 993 */ 994/*static*/ int AndroidRuntime::javaThreadShell(void* args) { 995 void* start = ((void**)args)[0]; 996 void* userData = ((void **)args)[1]; 997 char* name = (char*) ((void **)args)[2]; // we own this storage 998 free(args); 999 JNIEnv* env; 1000 int result; 1001 1002 /* hook us into the VM */ 1003 if (javaAttachThread(name, &env) != JNI_OK) 1004 return -1; 1005 1006 /* start the thread running */ 1007 result = (*(android_thread_func_t)start)(userData); 1008 1009 /* unhook us */ 1010 javaDetachThread(); 1011 free(name); 1012 1013 return result; 1014} 1015 1016/* 1017 * This is invoked from androidCreateThreadEtc() via the callback 1018 * set with androidSetCreateThreadFunc(). 1019 * 1020 * We need to create the new thread in such a way that it gets hooked 1021 * into the VM before it really starts executing. 1022 */ 1023/*static*/ int AndroidRuntime::javaCreateThreadEtc( 1024 android_thread_func_t entryFunction, 1025 void* userData, 1026 const char* threadName, 1027 int32_t threadPriority, 1028 size_t threadStackSize, 1029 android_thread_id_t* threadId) 1030{ 1031 void** args = (void**) malloc(3 * sizeof(void*)); // javaThreadShell must free 1032 int result; 1033 1034 if (!threadName) 1035 threadName = "unnamed thread"; 1036 1037 args[0] = (void*) entryFunction; 1038 args[1] = userData; 1039 args[2] = (void*) strdup(threadName); // javaThreadShell must free 1040 1041 result = androidCreateRawThreadEtc(AndroidRuntime::javaThreadShell, args, 1042 threadName, threadPriority, threadStackSize, threadId); 1043 return result; 1044} 1045 1046/* 1047 * Create a thread that is visible from the VM. 1048 * 1049 * This is called from elsewhere in the library. 1050 */ 1051/*static*/ android_thread_id_t AndroidRuntime::createJavaThread(const char* name, 1052 void (*start)(void *), void* arg) 1053{ 1054 android_thread_id_t threadId = 0; 1055 javaCreateThreadEtc((android_thread_func_t) start, arg, name, 1056 ANDROID_PRIORITY_DEFAULT, 0, &threadId); 1057 return threadId; 1058} 1059 1060#if 0 1061static void quickTest(void* arg) 1062{ 1063 const char* str = (const char*) arg; 1064 1065 printf("In quickTest: %s\n", str); 1066} 1067#endif 1068 1069#ifdef NDEBUG 1070 #define REG_JNI(name) { name } 1071 struct RegJNIRec { 1072 int (*mProc)(JNIEnv*); 1073 }; 1074#else 1075 #define REG_JNI(name) { name, #name } 1076 struct RegJNIRec { 1077 int (*mProc)(JNIEnv*); 1078 const char* mName; 1079 }; 1080#endif 1081 1082typedef void (*RegJAMProc)(); 1083 1084static int register_jni_procs(const RegJNIRec array[], size_t count, JNIEnv* env) 1085{ 1086 for (size_t i = 0; i < count; i++) { 1087 if (array[i].mProc(env) < 0) { 1088#ifndef NDEBUG 1089 ALOGD("----------!!! %s failed to load\n", array[i].mName); 1090#endif 1091 return -1; 1092 } 1093 } 1094 return 0; 1095} 1096 1097static void register_jam_procs(const RegJAMProc array[], size_t count) 1098{ 1099 for (size_t i = 0; i < count; i++) { 1100 array[i](); 1101 } 1102} 1103 1104static const RegJNIRec gRegJNI[] = { 1105 REG_JNI(register_android_debug_JNITest), 1106 REG_JNI(register_com_android_internal_os_RuntimeInit), 1107 REG_JNI(register_android_os_SystemClock), 1108 REG_JNI(register_android_util_EventLog), 1109 REG_JNI(register_android_util_Log), 1110 REG_JNI(register_android_util_FloatMath), 1111 REG_JNI(register_android_text_format_Time), 1112 REG_JNI(register_android_content_AssetManager), 1113 REG_JNI(register_android_content_StringBlock), 1114 REG_JNI(register_android_content_XmlBlock), 1115 REG_JNI(register_android_emoji_EmojiFactory), 1116 REG_JNI(register_android_text_AndroidCharacter), 1117 REG_JNI(register_android_text_AndroidBidi), 1118 REG_JNI(register_android_view_InputDevice), 1119 REG_JNI(register_android_view_KeyCharacterMap), 1120 REG_JNI(register_android_os_Process), 1121 REG_JNI(register_android_os_SystemProperties), 1122 REG_JNI(register_android_os_Binder), 1123 REG_JNI(register_android_os_Parcel), 1124 REG_JNI(register_android_nio_utils), 1125 REG_JNI(register_android_graphics_Graphics), 1126 REG_JNI(register_android_view_DisplayEventReceiver), 1127 REG_JNI(register_android_view_DisplayList), 1128 REG_JNI(register_android_view_GraphicBuffer), 1129 REG_JNI(register_android_view_GLES20Canvas), 1130 REG_JNI(register_android_view_GLRenderer), 1131 REG_JNI(register_android_view_HardwareLayer), 1132 REG_JNI(register_android_view_ThreadedRenderer), 1133 REG_JNI(register_android_view_Surface), 1134 REG_JNI(register_android_view_SurfaceControl), 1135 REG_JNI(register_android_view_SurfaceSession), 1136 REG_JNI(register_android_view_TextureView), 1137 REG_JNI(register_com_google_android_gles_jni_EGLImpl), 1138 REG_JNI(register_com_google_android_gles_jni_GLImpl), 1139 REG_JNI(register_android_opengl_jni_EGL14), 1140 REG_JNI(register_android_opengl_jni_EGLExt), 1141 REG_JNI(register_android_opengl_jni_GLES10), 1142 REG_JNI(register_android_opengl_jni_GLES10Ext), 1143 REG_JNI(register_android_opengl_jni_GLES11), 1144 REG_JNI(register_android_opengl_jni_GLES11Ext), 1145 REG_JNI(register_android_opengl_jni_GLES20), 1146 REG_JNI(register_android_opengl_jni_GLES30), 1147 1148 REG_JNI(register_android_graphics_Bitmap), 1149 REG_JNI(register_android_graphics_BitmapFactory), 1150 REG_JNI(register_android_graphics_BitmapRegionDecoder), 1151 REG_JNI(register_android_graphics_Camera), 1152 REG_JNI(register_android_graphics_CreateJavaOutputStreamAdaptor), 1153 REG_JNI(register_android_graphics_Canvas), 1154 REG_JNI(register_android_graphics_ColorFilter), 1155 REG_JNI(register_android_graphics_DrawFilter), 1156 REG_JNI(register_android_graphics_Interpolator), 1157 REG_JNI(register_android_graphics_LayerRasterizer), 1158 REG_JNI(register_android_graphics_MaskFilter), 1159 REG_JNI(register_android_graphics_Matrix), 1160 REG_JNI(register_android_graphics_Movie), 1161 REG_JNI(register_android_graphics_NinePatch), 1162 REG_JNI(register_android_graphics_Paint), 1163 REG_JNI(register_android_graphics_Path), 1164 REG_JNI(register_android_graphics_PathMeasure), 1165 REG_JNI(register_android_graphics_PathEffect), 1166 REG_JNI(register_android_graphics_Picture), 1167 REG_JNI(register_android_graphics_PorterDuff), 1168 REG_JNI(register_android_graphics_Rasterizer), 1169 REG_JNI(register_android_graphics_Region), 1170 REG_JNI(register_android_graphics_Shader), 1171 REG_JNI(register_android_graphics_SurfaceTexture), 1172 REG_JNI(register_android_graphics_Typeface), 1173 REG_JNI(register_android_graphics_Xfermode), 1174 REG_JNI(register_android_graphics_YuvImage), 1175 REG_JNI(register_android_graphics_pdf_PdfDocument), 1176 1177 REG_JNI(register_android_database_CursorWindow), 1178 REG_JNI(register_android_database_SQLiteConnection), 1179 REG_JNI(register_android_database_SQLiteGlobal), 1180 REG_JNI(register_android_database_SQLiteDebug), 1181 REG_JNI(register_android_os_Debug), 1182 REG_JNI(register_android_os_FileObserver), 1183 REG_JNI(register_android_os_MessageQueue), 1184 REG_JNI(register_android_os_SELinux), 1185 REG_JNI(register_android_os_Trace), 1186 REG_JNI(register_android_os_UEventObserver), 1187 REG_JNI(register_android_net_LocalSocketImpl), 1188 REG_JNI(register_android_net_NetworkUtils), 1189 REG_JNI(register_android_net_TrafficStats), 1190 REG_JNI(register_android_os_MemoryFile), 1191 REG_JNI(register_com_android_internal_os_ZygoteInit), 1192 REG_JNI(register_android_hardware_Camera), 1193 REG_JNI(register_android_hardware_camera2_CameraMetadata), 1194 REG_JNI(register_android_hardware_SensorManager), 1195 REG_JNI(register_android_hardware_SerialPort), 1196 REG_JNI(register_android_hardware_UsbDevice), 1197 REG_JNI(register_android_hardware_UsbDeviceConnection), 1198 REG_JNI(register_android_hardware_UsbRequest), 1199 REG_JNI(register_android_media_AudioRecord), 1200 REG_JNI(register_android_media_AudioSystem), 1201 REG_JNI(register_android_media_AudioTrack), 1202 REG_JNI(register_android_media_JetPlayer), 1203 REG_JNI(register_android_media_RemoteDisplay), 1204 REG_JNI(register_android_media_ToneGenerator), 1205 1206 REG_JNI(register_android_opengl_classes), 1207 REG_JNI(register_android_server_NetworkManagementSocketTagger), 1208 REG_JNI(register_android_server_Watchdog), 1209 REG_JNI(register_android_ddm_DdmHandleNativeHeap), 1210 REG_JNI(register_android_backup_BackupDataInput), 1211 REG_JNI(register_android_backup_BackupDataOutput), 1212 REG_JNI(register_android_backup_FileBackupHelperBase), 1213 REG_JNI(register_android_backup_BackupHelperDispatcher), 1214 REG_JNI(register_android_app_backup_FullBackup), 1215 REG_JNI(register_android_app_ActivityThread), 1216 REG_JNI(register_android_app_NativeActivity), 1217 REG_JNI(register_android_view_InputChannel), 1218 REG_JNI(register_android_view_InputEventReceiver), 1219 REG_JNI(register_android_view_InputEventSender), 1220 REG_JNI(register_android_view_InputQueue), 1221 REG_JNI(register_android_view_KeyEvent), 1222 REG_JNI(register_android_view_MotionEvent), 1223 REG_JNI(register_android_view_PointerIcon), 1224 REG_JNI(register_android_view_VelocityTracker), 1225 1226 REG_JNI(register_android_content_res_ObbScanner), 1227 REG_JNI(register_android_content_res_Configuration), 1228 1229 REG_JNI(register_android_animation_PropertyValuesHolder), 1230 REG_JNI(register_com_android_internal_content_NativeLibraryHelper), 1231 REG_JNI(register_com_android_internal_net_NetworkStatsFactory), 1232}; 1233 1234/* 1235 * Register android native functions with the VM. 1236 */ 1237/*static*/ int AndroidRuntime::startReg(JNIEnv* env) 1238{ 1239 /* 1240 * This hook causes all future threads created in this process to be 1241 * attached to the JavaVM. (This needs to go away in favor of JNI 1242 * Attach calls.) 1243 */ 1244 androidSetCreateThreadFunc((android_create_thread_fn) javaCreateThreadEtc); 1245 1246 ALOGV("--- registering native functions ---\n"); 1247 1248 /* 1249 * Every "register" function calls one or more things that return 1250 * a local reference (e.g. FindClass). Because we haven't really 1251 * started the VM yet, they're all getting stored in the base frame 1252 * and never released. Use Push/Pop to manage the storage. 1253 */ 1254 env->PushLocalFrame(200); 1255 1256 if (register_jni_procs(gRegJNI, NELEM(gRegJNI), env) < 0) { 1257 env->PopLocalFrame(NULL); 1258 return -1; 1259 } 1260 env->PopLocalFrame(NULL); 1261 1262 //createJavaThread("fubar", quickTest, (void*) "hello"); 1263 1264 return 0; 1265} 1266 1267AndroidRuntime* AndroidRuntime::getRuntime() 1268{ 1269 return gCurRuntime; 1270} 1271 1272/** 1273 * Used by WithFramework to register native functions. 1274 */ 1275extern "C" 1276jint Java_com_android_internal_util_WithFramework_registerNatives( 1277 JNIEnv* env, jclass clazz) { 1278 return register_jni_procs(gRegJNI, NELEM(gRegJNI), env); 1279} 1280 1281/** 1282 * Used by LoadClass to register native functions. 1283 */ 1284extern "C" 1285jint Java_LoadClass_registerNatives(JNIEnv* env, jclass clazz) { 1286 return register_jni_procs(gRegJNI, NELEM(gRegJNI), env); 1287} 1288 1289} // namespace android 1290