AndroidRuntime.cpp revision b93489270d41bbaf513f0018164ab8b6d6ca9519
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_Graphics(JNIEnv* env); 57extern int register_android_graphics_Interpolator(JNIEnv* env); 58extern int register_android_graphics_LayerRasterizer(JNIEnv*); 59extern int register_android_graphics_MaskFilter(JNIEnv* env); 60extern int register_android_graphics_Movie(JNIEnv* env); 61extern int register_android_graphics_NinePatch(JNIEnv*); 62extern int register_android_graphics_PathEffect(JNIEnv* env); 63extern int register_android_graphics_Shader(JNIEnv* env); 64extern int register_android_graphics_Typeface(JNIEnv* env); 65extern int register_android_graphics_YuvImage(JNIEnv* env); 66 67extern int register_com_google_android_gles_jni_EGLImpl(JNIEnv* env); 68extern int register_com_google_android_gles_jni_GLImpl(JNIEnv* env); 69extern int register_android_opengl_jni_EGL14(JNIEnv* env); 70extern int register_android_opengl_jni_EGLExt(JNIEnv* env); 71extern int register_android_opengl_jni_GLES10(JNIEnv* env); 72extern int register_android_opengl_jni_GLES10Ext(JNIEnv* env); 73extern int register_android_opengl_jni_GLES11(JNIEnv* env); 74extern int register_android_opengl_jni_GLES11Ext(JNIEnv* env); 75extern int register_android_opengl_jni_GLES20(JNIEnv* env); 76extern int register_android_opengl_jni_GLES30(JNIEnv* env); 77 78extern int register_android_hardware_Camera(JNIEnv *env); 79extern int register_android_hardware_camera2_CameraMetadata(JNIEnv *env); 80extern int register_android_hardware_SensorManager(JNIEnv *env); 81extern int register_android_hardware_SerialPort(JNIEnv *env); 82extern int register_android_hardware_UsbDevice(JNIEnv *env); 83extern int register_android_hardware_UsbDeviceConnection(JNIEnv *env); 84extern int register_android_hardware_UsbRequest(JNIEnv *env); 85 86extern int register_android_media_AudioRecord(JNIEnv *env); 87extern int register_android_media_AudioSystem(JNIEnv *env); 88extern int register_android_media_AudioTrack(JNIEnv *env); 89extern int register_android_media_JetPlayer(JNIEnv *env); 90extern int register_android_media_ToneGenerator(JNIEnv *env); 91 92extern int register_android_util_FloatMath(JNIEnv* env); 93 94namespace android { 95 96/* 97 * JNI-based registration functions. Note these are properly contained in 98 * namespace android. 99 */ 100extern int register_android_content_AssetManager(JNIEnv* env); 101extern int register_android_util_EventLog(JNIEnv* env); 102extern int register_android_util_Log(JNIEnv* env); 103extern int register_android_content_StringBlock(JNIEnv* env); 104extern int register_android_content_XmlBlock(JNIEnv* env); 105extern int register_android_emoji_EmojiFactory(JNIEnv* env); 106extern int register_android_graphics_Canvas(JNIEnv* env); 107extern int register_android_graphics_ColorFilter(JNIEnv* env); 108extern int register_android_graphics_DrawFilter(JNIEnv* env); 109extern int register_android_graphics_Matrix(JNIEnv* env); 110extern int register_android_graphics_Paint(JNIEnv* env); 111extern int register_android_graphics_Path(JNIEnv* env); 112extern int register_android_graphics_PathMeasure(JNIEnv* env); 113extern int register_android_graphics_Picture(JNIEnv*); 114extern int register_android_graphics_PorterDuff(JNIEnv* env); 115extern int register_android_graphics_Rasterizer(JNIEnv* env); 116extern int register_android_graphics_Region(JNIEnv* env); 117extern int register_android_graphics_SurfaceTexture(JNIEnv* env); 118extern int register_android_graphics_Xfermode(JNIEnv* env); 119extern int register_android_view_DisplayEventReceiver(JNIEnv* env); 120extern int register_android_view_GraphicBuffer(JNIEnv* env); 121extern int register_android_view_GLES20DisplayList(JNIEnv* env); 122extern int register_android_view_GLES20Canvas(JNIEnv* env); 123extern int register_android_view_HardwareRenderer(JNIEnv* env); 124extern int register_android_view_Surface(JNIEnv* env); 125extern int register_android_view_SurfaceControl(JNIEnv* env); 126extern int register_android_view_SurfaceSession(JNIEnv* env); 127extern int register_android_view_TextureView(JNIEnv* env); 128extern int register_android_database_CursorWindow(JNIEnv* env); 129extern int register_android_database_SQLiteConnection(JNIEnv* env); 130extern int register_android_database_SQLiteGlobal(JNIEnv* env); 131extern int register_android_database_SQLiteDebug(JNIEnv* env); 132extern int register_android_debug_JNITest(JNIEnv* env); 133extern int register_android_nio_utils(JNIEnv* env); 134extern int register_android_text_format_Time(JNIEnv* env); 135extern int register_android_os_Debug(JNIEnv* env); 136extern int register_android_os_MessageQueue(JNIEnv* env); 137extern int register_android_os_Parcel(JNIEnv* env); 138extern int register_android_os_SELinux(JNIEnv* env); 139extern int register_android_os_SystemProperties(JNIEnv *env); 140extern int register_android_os_SystemClock(JNIEnv* env); 141extern int register_android_os_Trace(JNIEnv* env); 142extern int register_android_os_FileObserver(JNIEnv *env); 143extern int register_android_os_FileUtils(JNIEnv *env); 144extern int register_android_os_UEventObserver(JNIEnv* env); 145extern int register_android_os_MemoryFile(JNIEnv* env); 146extern int register_android_print_pdf_PdfDocument(JNIEnv* env); 147extern int register_android_net_LocalSocketImpl(JNIEnv* env); 148extern int register_android_net_NetworkUtils(JNIEnv* env); 149extern int register_android_net_TrafficStats(JNIEnv* env); 150extern int register_android_net_wifi_WifiNative(JNIEnv* env); 151extern int register_android_text_AndroidCharacter(JNIEnv *env); 152extern int register_android_text_AndroidBidi(JNIEnv *env); 153extern int register_android_opengl_classes(JNIEnv *env); 154extern int register_android_server_NetworkManagementSocketTagger(JNIEnv* env); 155extern int register_android_server_Watchdog(JNIEnv* env); 156extern int register_android_ddm_DdmHandleNativeHeap(JNIEnv *env); 157extern int register_com_android_internal_os_ZygoteInit(JNIEnv* env); 158extern int register_android_backup_BackupDataInput(JNIEnv *env); 159extern int register_android_backup_BackupDataOutput(JNIEnv *env); 160extern int register_android_backup_FileBackupHelperBase(JNIEnv *env); 161extern int register_android_backup_BackupHelperDispatcher(JNIEnv *env); 162extern int register_android_app_backup_FullBackup(JNIEnv *env); 163extern int register_android_app_ActivityThread(JNIEnv *env); 164extern int register_android_app_NativeActivity(JNIEnv *env); 165extern int register_android_media_RemoteDisplay(JNIEnv *env); 166extern int register_android_view_InputChannel(JNIEnv* env); 167extern int register_android_view_InputDevice(JNIEnv* env); 168extern int register_android_view_InputEventReceiver(JNIEnv* env); 169extern int register_android_view_InputEventSender(JNIEnv* env); 170extern int register_android_view_InputQueue(JNIEnv* env); 171extern int register_android_view_KeyCharacterMap(JNIEnv *env); 172extern int register_android_view_KeyEvent(JNIEnv* env); 173extern int register_android_view_MotionEvent(JNIEnv* env); 174extern int register_android_view_PointerIcon(JNIEnv* env); 175extern int register_android_view_VelocityTracker(JNIEnv* env); 176extern int register_android_content_res_ObbScanner(JNIEnv* env); 177extern int register_android_content_res_Configuration(JNIEnv* env); 178extern int register_android_animation_PropertyValuesHolder(JNIEnv *env); 179extern int register_com_android_internal_content_NativeLibraryHelper(JNIEnv *env); 180extern int register_com_android_internal_net_NetworkStatsFactory(JNIEnv *env); 181 182static AndroidRuntime* gCurRuntime = NULL; 183 184static void doThrow(JNIEnv* env, const char* exc, const char* msg = NULL) 185{ 186 if (jniThrowException(env, exc, msg) != 0) 187 assert(false); 188} 189 190/* 191 * Code written in the Java Programming Language calls here from main(). 192 */ 193static void com_android_internal_os_RuntimeInit_nativeFinishInit(JNIEnv* env, jobject clazz) 194{ 195 gCurRuntime->onStarted(); 196} 197 198static void com_android_internal_os_RuntimeInit_nativeZygoteInit(JNIEnv* env, jobject clazz) 199{ 200 gCurRuntime->onZygoteInit(); 201} 202 203static void com_android_internal_os_RuntimeInit_nativeSetExitWithoutCleanup(JNIEnv* env, 204 jobject clazz, jboolean exitWithoutCleanup) 205{ 206 gCurRuntime->setExitWithoutCleanup(exitWithoutCleanup); 207} 208 209/* 210 * JNI registration. 211 */ 212static JNINativeMethod gMethods[] = { 213 { "nativeFinishInit", "()V", 214 (void*) com_android_internal_os_RuntimeInit_nativeFinishInit }, 215 { "nativeZygoteInit", "()V", 216 (void*) com_android_internal_os_RuntimeInit_nativeZygoteInit }, 217 { "nativeSetExitWithoutCleanup", "(Z)V", 218 (void*) com_android_internal_os_RuntimeInit_nativeSetExitWithoutCleanup }, 219}; 220 221int register_com_android_internal_os_RuntimeInit(JNIEnv* env) 222{ 223 return jniRegisterNativeMethods(env, "com/android/internal/os/RuntimeInit", 224 gMethods, NELEM(gMethods)); 225} 226 227// ---------------------------------------------------------------------- 228 229/*static*/ JavaVM* AndroidRuntime::mJavaVM = NULL; 230 231 232AndroidRuntime::AndroidRuntime() : 233 mExitWithoutCleanup(false) 234{ 235 SkGraphics::Init(); 236 // this sets our preference for 16bit images during decode 237 // in case the src is opaque and 24bit 238 SkImageDecoder::SetDeviceConfig(SkBitmap::kRGB_565_Config); 239 // This cache is shared between browser native images, and java "purgeable" 240 // bitmaps. This globalpool is for images that do not either use the java 241 // heap, or are not backed by ashmem. See BitmapFactory.cpp for the key 242 // java call site. 243 SkImageRef_GlobalPool::SetRAMBudget(512 * 1024); 244 // There is also a global font cache, but its budget is specified in code 245 // see SkFontHost_android.cpp 246 247 // Pre-allocate enough space to hold a fair number of options. 248 mOptions.setCapacity(20); 249 250 assert(gCurRuntime == NULL); // one per process 251 gCurRuntime = this; 252} 253 254AndroidRuntime::~AndroidRuntime() 255{ 256 SkGraphics::Term(); 257} 258 259/* 260 * Register native methods using JNI. 261 */ 262/*static*/ int AndroidRuntime::registerNativeMethods(JNIEnv* env, 263 const char* className, const JNINativeMethod* gMethods, int numMethods) 264{ 265 return jniRegisterNativeMethods(env, className, gMethods, numMethods); 266} 267 268status_t AndroidRuntime::callMain(const char* className, 269 jclass clazz, int argc, const char* const argv[]) 270{ 271 JNIEnv* env; 272 jmethodID methodId; 273 274 ALOGD("Calling main entry %s", className); 275 276 env = getJNIEnv(); 277 if (clazz == NULL || env == NULL) { 278 return UNKNOWN_ERROR; 279 } 280 281 methodId = env->GetStaticMethodID(clazz, "main", "([Ljava/lang/String;)V"); 282 if (methodId == NULL) { 283 ALOGE("ERROR: could not find method %s.main(String[])\n", className); 284 return UNKNOWN_ERROR; 285 } 286 287 /* 288 * We want to call main() with a String array with our arguments in it. 289 * Create an array and populate it. 290 */ 291 jclass stringClass; 292 jobjectArray strArray; 293 294 stringClass = env->FindClass("java/lang/String"); 295 strArray = env->NewObjectArray(argc, stringClass, NULL); 296 297 for (int i = 0; i < argc; i++) { 298 jstring argStr = env->NewStringUTF(argv[i]); 299 env->SetObjectArrayElement(strArray, i, argStr); 300 } 301 302 env->CallStaticVoidMethod(clazz, methodId, strArray); 303 return NO_ERROR; 304} 305 306/* 307 * The VM calls this through the "exit" hook. 308 */ 309static void runtime_exit(int code) 310{ 311 gCurRuntime->exit(code); 312} 313 314/* 315 * The VM calls this through the "vfprintf" hook. 316 * 317 * We ignore "fp" and just write the results to the log file. 318 */ 319static void runtime_vfprintf(FILE* fp, const char* format, va_list ap) 320{ 321 LOG_PRI_VA(ANDROID_LOG_INFO, "vm-printf", format, ap); 322} 323 324/** 325 * The VM calls this when mutex contention debugging is enabled to 326 * determine whether or not the blocked thread was a "sensitive thread" 327 * for user responsiveness/smoothess. 328 * 329 * Our policy for this is whether or not we're tracing any StrictMode 330 * events on this thread (which we might've inherited via Binder calls 331 * into us) 332 */ 333static bool runtime_isSensitiveThread() { 334 IPCThreadState* state = IPCThreadState::selfOrNull(); 335 return state && state->getStrictModePolicy() != 0; 336} 337 338 339/** 340 * Add VM arguments to the to-be-executed VM 341 * Stops at first non '-' argument (also stops at an argument of '--') 342 * Returns the number of args consumed 343 */ 344int AndroidRuntime::addVmArguments(int argc, const char* const argv[]) 345{ 346 int i; 347 348 for (i = 0; i<argc; i++) { 349 if (argv[i][0] != '-') { 350 return i; 351 } 352 if (argv[i][1] == '-' && argv[i][2] == 0) { 353 return i+1; 354 } 355 356 JavaVMOption opt; 357 memset(&opt, 0, sizeof(opt)); 358 opt.optionString = (char*)argv[i]; 359 mOptions.add(opt); 360 } 361 return i; 362} 363 364static int hasDir(const char* dir) 365{ 366 struct stat s; 367 int res = stat(dir, &s); 368 if (res == 0) { 369 return S_ISDIR(s.st_mode); 370 } 371 return 0; 372} 373 374/* 375 * We just want failed write() calls to just return with an error. 376 */ 377static void blockSigpipe() 378{ 379 sigset_t mask; 380 381 sigemptyset(&mask); 382 sigaddset(&mask, SIGPIPE); 383 if (sigprocmask(SIG_BLOCK, &mask, NULL) != 0) 384 ALOGW("WARNING: SIGPIPE not blocked\n"); 385} 386 387/* 388 * Read the persistent locale. 389 */ 390static void readLocale(char* language, char* region) 391{ 392 char propLang[PROPERTY_VALUE_MAX], propRegn[PROPERTY_VALUE_MAX]; 393 394 property_get("persist.sys.language", propLang, ""); 395 property_get("persist.sys.country", propRegn, ""); 396 if (*propLang == 0 && *propRegn == 0) { 397 /* Set to ro properties, default is en_US */ 398 property_get("ro.product.locale.language", propLang, "en"); 399 property_get("ro.product.locale.region", propRegn, "US"); 400 } 401 strncat(language, propLang, 2); 402 strncat(region, propRegn, 2); 403 //ALOGD("language=%s region=%s\n", language, region); 404} 405 406/* 407 * Parse a property containing space-separated options that should be 408 * passed directly to the VM, e.g. "-Xmx32m -verbose:gc -Xregenmap". 409 * 410 * This will cut up "extraOptsBuf" as we chop it into individual options. 411 * 412 * Adds the strings, if any, to mOptions. 413 */ 414void AndroidRuntime::parseExtraOpts(char* extraOptsBuf) 415{ 416 JavaVMOption opt; 417 char* start; 418 char* end; 419 420 memset(&opt, 0, sizeof(opt)); 421 start = extraOptsBuf; 422 while (*start != '\0') { 423 while (*start == ' ') /* skip leading whitespace */ 424 start++; 425 if (*start == '\0') /* was trailing ws, bail */ 426 break; 427 428 end = start+1; 429 while (*end != ' ' && *end != '\0') /* find end of token */ 430 end++; 431 if (*end == ' ') 432 *end++ = '\0'; /* mark end, advance to indicate more */ 433 434 opt.optionString = start; 435 mOptions.add(opt); 436 start = end; 437 } 438} 439 440/* 441 * Start the Dalvik Virtual Machine. 442 * 443 * Various arguments, most determined by system properties, are passed in. 444 * The "mOptions" vector is updated. 445 * 446 * Returns 0 on success. 447 */ 448int AndroidRuntime::startVm(JavaVM** pJavaVM, JNIEnv** pEnv) 449{ 450 int result = -1; 451 JavaVMInitArgs initArgs; 452 JavaVMOption opt; 453 char propBuf[PROPERTY_VALUE_MAX]; 454 char stackTraceFileBuf[PROPERTY_VALUE_MAX]; 455 char dexoptFlagsBuf[PROPERTY_VALUE_MAX]; 456 char enableAssertBuf[sizeof("-ea:")-1 + PROPERTY_VALUE_MAX]; 457 char jniOptsBuf[sizeof("-Xjniopts:")-1 + PROPERTY_VALUE_MAX]; 458 char heapstartsizeOptsBuf[sizeof("-Xms")-1 + PROPERTY_VALUE_MAX]; 459 char heapsizeOptsBuf[sizeof("-Xmx")-1 + PROPERTY_VALUE_MAX]; 460 char heapgrowthlimitOptsBuf[sizeof("-XX:HeapGrowthLimit=")-1 + PROPERTY_VALUE_MAX]; 461 char heapminfreeOptsBuf[sizeof("-XX:HeapMinFree=")-1 + PROPERTY_VALUE_MAX]; 462 char heapmaxfreeOptsBuf[sizeof("-XX:HeapMaxFree=")-1 + PROPERTY_VALUE_MAX]; 463 char heaptargetutilizationOptsBuf[sizeof("-XX:HeapTargetUtilization=")-1 + PROPERTY_VALUE_MAX]; 464 char jitcodecachesizeOptsBuf[sizeof("-Xjitcodecachesize:")-1 + PROPERTY_VALUE_MAX]; 465 char extraOptsBuf[PROPERTY_VALUE_MAX]; 466 char* stackTraceFile = NULL; 467 bool checkJni = false; 468 bool checkDexSum = false; 469 bool logStdio = false; 470 enum { 471 kEMDefault, 472 kEMIntPortable, 473 kEMIntFast, 474 kEMJitCompiler, 475 } executionMode = kEMDefault; 476 477 478 property_get("dalvik.vm.checkjni", propBuf, ""); 479 if (strcmp(propBuf, "true") == 0) { 480 checkJni = true; 481 } else if (strcmp(propBuf, "false") != 0) { 482 /* property is neither true nor false; fall back on kernel parameter */ 483 property_get("ro.kernel.android.checkjni", propBuf, ""); 484 if (propBuf[0] == '1') { 485 checkJni = true; 486 } 487 } 488 489 property_get("dalvik.vm.execution-mode", propBuf, ""); 490 if (strcmp(propBuf, "int:portable") == 0) { 491 executionMode = kEMIntPortable; 492 } else if (strcmp(propBuf, "int:fast") == 0) { 493 executionMode = kEMIntFast; 494 } else if (strcmp(propBuf, "int:jit") == 0) { 495 executionMode = kEMJitCompiler; 496 } 497 498 property_get("dalvik.vm.stack-trace-file", stackTraceFileBuf, ""); 499 500 property_get("dalvik.vm.check-dex-sum", propBuf, ""); 501 if (strcmp(propBuf, "true") == 0) { 502 checkDexSum = true; 503 } 504 505 property_get("log.redirect-stdio", propBuf, ""); 506 if (strcmp(propBuf, "true") == 0) { 507 logStdio = true; 508 } 509 510 strcpy(enableAssertBuf, "-ea:"); 511 property_get("dalvik.vm.enableassertions", enableAssertBuf+4, ""); 512 513 strcpy(jniOptsBuf, "-Xjniopts:"); 514 property_get("dalvik.vm.jniopts", jniOptsBuf+10, ""); 515 516 /* route exit() to our handler */ 517 opt.extraInfo = (void*) runtime_exit; 518 opt.optionString = "exit"; 519 mOptions.add(opt); 520 521 /* route fprintf() to our handler */ 522 opt.extraInfo = (void*) runtime_vfprintf; 523 opt.optionString = "vfprintf"; 524 mOptions.add(opt); 525 526 /* register the framework-specific "is sensitive thread" hook */ 527 opt.extraInfo = (void*) runtime_isSensitiveThread; 528 opt.optionString = "sensitiveThread"; 529 mOptions.add(opt); 530 531 opt.extraInfo = NULL; 532 533 /* enable verbose; standard options are { jni, gc, class } */ 534 //options[curOpt++].optionString = "-verbose:jni"; 535 opt.optionString = "-verbose:gc"; 536 mOptions.add(opt); 537 //options[curOpt++].optionString = "-verbose:class"; 538 539 /* 540 * The default starting and maximum size of the heap. Larger 541 * values should be specified in a product property override. 542 */ 543 strcpy(heapstartsizeOptsBuf, "-Xms"); 544 property_get("dalvik.vm.heapstartsize", heapstartsizeOptsBuf+4, "4m"); 545 opt.optionString = heapstartsizeOptsBuf; 546 mOptions.add(opt); 547 strcpy(heapsizeOptsBuf, "-Xmx"); 548 property_get("dalvik.vm.heapsize", heapsizeOptsBuf+4, "16m"); 549 opt.optionString = heapsizeOptsBuf; 550 mOptions.add(opt); 551 552 // Increase the main thread's interpreter stack size for bug 6315322. 553 opt.optionString = "-XX:mainThreadStackSize=24K"; 554 mOptions.add(opt); 555 556 // Set the max jit code cache size. Note: size of 0 will disable the JIT. 557 strcpy(jitcodecachesizeOptsBuf, "-Xjitcodecachesize:"); 558 property_get("dalvik.vm.jit.codecachesize", jitcodecachesizeOptsBuf+19, NULL); 559 if (jitcodecachesizeOptsBuf[19] != '\0') { 560 opt.optionString = jitcodecachesizeOptsBuf; 561 mOptions.add(opt); 562 } 563 564 strcpy(heapgrowthlimitOptsBuf, "-XX:HeapGrowthLimit="); 565 property_get("dalvik.vm.heapgrowthlimit", heapgrowthlimitOptsBuf+20, ""); 566 if (heapgrowthlimitOptsBuf[20] != '\0') { 567 opt.optionString = heapgrowthlimitOptsBuf; 568 mOptions.add(opt); 569 } 570 571 strcpy(heapminfreeOptsBuf, "-XX:HeapMinFree="); 572 property_get("dalvik.vm.heapminfree", heapminfreeOptsBuf+16, ""); 573 if (heapminfreeOptsBuf[16] != '\0') { 574 opt.optionString = heapminfreeOptsBuf; 575 mOptions.add(opt); 576 } 577 578 strcpy(heapmaxfreeOptsBuf, "-XX:HeapMaxFree="); 579 property_get("dalvik.vm.heapmaxfree", heapmaxfreeOptsBuf+16, ""); 580 if (heapmaxfreeOptsBuf[16] != '\0') { 581 opt.optionString = heapmaxfreeOptsBuf; 582 mOptions.add(opt); 583 } 584 585 strcpy(heaptargetutilizationOptsBuf, "-XX:HeapTargetUtilization="); 586 property_get("dalvik.vm.heaptargetutilization", heaptargetutilizationOptsBuf+26, ""); 587 if (heaptargetutilizationOptsBuf[26] != '\0') { 588 opt.optionString = heaptargetutilizationOptsBuf; 589 mOptions.add(opt); 590 } 591 592 /* 593 * Enable or disable dexopt features, such as bytecode verification and 594 * calculation of register maps for precise GC. 595 */ 596 property_get("dalvik.vm.dexopt-flags", dexoptFlagsBuf, ""); 597 if (dexoptFlagsBuf[0] != '\0') { 598 const char* opc; 599 const char* val; 600 601 opc = strstr(dexoptFlagsBuf, "v="); /* verification */ 602 if (opc != NULL) { 603 switch (*(opc+2)) { 604 case 'n': val = "-Xverify:none"; break; 605 case 'r': val = "-Xverify:remote"; break; 606 case 'a': val = "-Xverify:all"; break; 607 default: val = NULL; break; 608 } 609 610 if (val != NULL) { 611 opt.optionString = val; 612 mOptions.add(opt); 613 } 614 } 615 616 opc = strstr(dexoptFlagsBuf, "o="); /* optimization */ 617 if (opc != NULL) { 618 switch (*(opc+2)) { 619 case 'n': val = "-Xdexopt:none"; break; 620 case 'v': val = "-Xdexopt:verified"; break; 621 case 'a': val = "-Xdexopt:all"; break; 622 case 'f': val = "-Xdexopt:full"; break; 623 default: val = NULL; break; 624 } 625 626 if (val != NULL) { 627 opt.optionString = val; 628 mOptions.add(opt); 629 } 630 } 631 632 opc = strstr(dexoptFlagsBuf, "m=y"); /* register map */ 633 if (opc != NULL) { 634 opt.optionString = "-Xgenregmap"; 635 mOptions.add(opt); 636 637 /* turn on precise GC while we're at it */ 638 opt.optionString = "-Xgc:precise"; 639 mOptions.add(opt); 640 } 641 } 642 643 /* enable debugging; set suspend=y to pause during VM init */ 644 /* use android ADB transport */ 645 opt.optionString = 646 "-agentlib:jdwp=transport=dt_android_adb,suspend=n,server=y"; 647 mOptions.add(opt); 648 649 ALOGD("CheckJNI is %s\n", checkJni ? "ON" : "OFF"); 650 if (checkJni) { 651 /* extended JNI checking */ 652 opt.optionString = "-Xcheck:jni"; 653 mOptions.add(opt); 654 655 /* set a cap on JNI global references */ 656 opt.optionString = "-Xjnigreflimit:2000"; 657 mOptions.add(opt); 658 659 /* with -Xcheck:jni, this provides a JNI function call trace */ 660 //opt.optionString = "-verbose:jni"; 661 //mOptions.add(opt); 662 } 663 664 char lockProfThresholdBuf[sizeof("-Xlockprofthreshold:") + sizeof(propBuf)]; 665 property_get("dalvik.vm.lockprof.threshold", propBuf, ""); 666 if (strlen(propBuf) > 0) { 667 strcpy(lockProfThresholdBuf, "-Xlockprofthreshold:"); 668 strcat(lockProfThresholdBuf, propBuf); 669 opt.optionString = lockProfThresholdBuf; 670 mOptions.add(opt); 671 } 672 673 /* Force interpreter-only mode for selected opcodes. Eg "1-0a,3c,f1-ff" */ 674 char jitOpBuf[sizeof("-Xjitop:") + PROPERTY_VALUE_MAX]; 675 property_get("dalvik.vm.jit.op", propBuf, ""); 676 if (strlen(propBuf) > 0) { 677 strcpy(jitOpBuf, "-Xjitop:"); 678 strcat(jitOpBuf, propBuf); 679 opt.optionString = jitOpBuf; 680 mOptions.add(opt); 681 } 682 683 /* Force interpreter-only mode for selected methods */ 684 char jitMethodBuf[sizeof("-Xjitmethod:") + PROPERTY_VALUE_MAX]; 685 property_get("dalvik.vm.jit.method", propBuf, ""); 686 if (strlen(propBuf) > 0) { 687 strcpy(jitMethodBuf, "-Xjitmethod:"); 688 strcat(jitMethodBuf, propBuf); 689 opt.optionString = jitMethodBuf; 690 mOptions.add(opt); 691 } 692 693 if (executionMode == kEMIntPortable) { 694 opt.optionString = "-Xint:portable"; 695 mOptions.add(opt); 696 } else if (executionMode == kEMIntFast) { 697 opt.optionString = "-Xint:fast"; 698 mOptions.add(opt); 699 } else if (executionMode == kEMJitCompiler) { 700 opt.optionString = "-Xint:jit"; 701 mOptions.add(opt); 702 } 703 704 if (checkDexSum) { 705 /* perform additional DEX checksum tests */ 706 opt.optionString = "-Xcheckdexsum"; 707 mOptions.add(opt); 708 } 709 710 if (logStdio) { 711 /* convert stdout/stderr to log messages */ 712 opt.optionString = "-Xlog-stdio"; 713 mOptions.add(opt); 714 } 715 716 if (enableAssertBuf[4] != '\0') { 717 /* accept "all" to mean "all classes and packages" */ 718 if (strcmp(enableAssertBuf+4, "all") == 0) 719 enableAssertBuf[3] = '\0'; 720 ALOGI("Assertions enabled: '%s'\n", enableAssertBuf); 721 opt.optionString = enableAssertBuf; 722 mOptions.add(opt); 723 } else { 724 ALOGV("Assertions disabled\n"); 725 } 726 727 if (jniOptsBuf[10] != '\0') { 728 ALOGI("JNI options: '%s'\n", jniOptsBuf); 729 opt.optionString = jniOptsBuf; 730 mOptions.add(opt); 731 } 732 733 if (stackTraceFileBuf[0] != '\0') { 734 static const char* stfOptName = "-Xstacktracefile:"; 735 736 stackTraceFile = (char*) malloc(strlen(stfOptName) + 737 strlen(stackTraceFileBuf) +1); 738 strcpy(stackTraceFile, stfOptName); 739 strcat(stackTraceFile, stackTraceFileBuf); 740 opt.optionString = stackTraceFile; 741 mOptions.add(opt); 742 } 743 744 /* extra options; parse this late so it overrides others */ 745 property_get("dalvik.vm.extra-opts", extraOptsBuf, ""); 746 parseExtraOpts(extraOptsBuf); 747 748 /* Set the properties for locale */ 749 { 750 char langOption[sizeof("-Duser.language=") + 3]; 751 char regionOption[sizeof("-Duser.region=") + 3]; 752 strcpy(langOption, "-Duser.language="); 753 strcpy(regionOption, "-Duser.region="); 754 readLocale(langOption, regionOption); 755 opt.extraInfo = NULL; 756 opt.optionString = langOption; 757 mOptions.add(opt); 758 opt.optionString = regionOption; 759 mOptions.add(opt); 760 } 761 762 /* 763 * We don't have /tmp on the device, but we often have an SD card. Apps 764 * shouldn't use this, but some test suites might want to exercise it. 765 */ 766 opt.optionString = "-Djava.io.tmpdir=/sdcard"; 767 mOptions.add(opt); 768 769 initArgs.version = JNI_VERSION_1_4; 770 initArgs.options = mOptions.editArray(); 771 initArgs.nOptions = mOptions.size(); 772 initArgs.ignoreUnrecognized = JNI_FALSE; 773 774 /* 775 * Initialize the VM. 776 * 777 * The JavaVM* is essentially per-process, and the JNIEnv* is per-thread. 778 * If this call succeeds, the VM is ready, and we can start issuing 779 * JNI calls. 780 */ 781 if (JNI_CreateJavaVM(pJavaVM, pEnv, &initArgs) < 0) { 782 ALOGE("JNI_CreateJavaVM failed\n"); 783 goto bail; 784 } 785 786 result = 0; 787 788bail: 789 free(stackTraceFile); 790 return result; 791} 792 793char* AndroidRuntime::toSlashClassName(const char* className) 794{ 795 char* result = strdup(className); 796 for (char* cp = result; *cp != '\0'; cp++) { 797 if (*cp == '.') { 798 *cp = '/'; 799 } 800 } 801 return result; 802} 803 804/* 805 * Start the Android runtime. This involves starting the virtual machine 806 * and calling the "static void main(String[] args)" method in the class 807 * named by "className". 808 * 809 * Passes the main function two arguments, the class name and the specified 810 * options string. 811 */ 812void AndroidRuntime::start(const char* className, const char* options) 813{ 814 ALOGD("\n>>>>>> AndroidRuntime START %s <<<<<<\n", 815 className != NULL ? className : "(unknown)"); 816 817 blockSigpipe(); 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 assert(threadName != NULL); 1035 1036 args[0] = (void*) entryFunction; 1037 args[1] = userData; 1038 args[2] = (void*) strdup(threadName); // javaThreadShell must free 1039 1040 result = androidCreateRawThreadEtc(AndroidRuntime::javaThreadShell, args, 1041 threadName, threadPriority, threadStackSize, threadId); 1042 return result; 1043} 1044 1045/* 1046 * Create a thread that is visible from the VM. 1047 * 1048 * This is called from elsewhere in the library. 1049 */ 1050/*static*/ android_thread_id_t AndroidRuntime::createJavaThread(const char* name, 1051 void (*start)(void *), void* arg) 1052{ 1053 android_thread_id_t threadId = 0; 1054 javaCreateThreadEtc((android_thread_func_t) start, arg, name, 1055 ANDROID_PRIORITY_DEFAULT, 0, &threadId); 1056 return threadId; 1057} 1058 1059#if 0 1060static void quickTest(void* arg) 1061{ 1062 const char* str = (const char*) arg; 1063 1064 printf("In quickTest: %s\n", str); 1065} 1066#endif 1067 1068#ifdef NDEBUG 1069 #define REG_JNI(name) { name } 1070 struct RegJNIRec { 1071 int (*mProc)(JNIEnv*); 1072 }; 1073#else 1074 #define REG_JNI(name) { name, #name } 1075 struct RegJNIRec { 1076 int (*mProc)(JNIEnv*); 1077 const char* mName; 1078 }; 1079#endif 1080 1081typedef void (*RegJAMProc)(); 1082 1083static int register_jni_procs(const RegJNIRec array[], size_t count, JNIEnv* env) 1084{ 1085 for (size_t i = 0; i < count; i++) { 1086 if (array[i].mProc(env) < 0) { 1087#ifndef NDEBUG 1088 ALOGD("----------!!! %s failed to load\n", array[i].mName); 1089#endif 1090 return -1; 1091 } 1092 } 1093 return 0; 1094} 1095 1096static void register_jam_procs(const RegJAMProc array[], size_t count) 1097{ 1098 for (size_t i = 0; i < count; i++) { 1099 array[i](); 1100 } 1101} 1102 1103static const RegJNIRec gRegJNI[] = { 1104 REG_JNI(register_android_debug_JNITest), 1105 REG_JNI(register_com_android_internal_os_RuntimeInit), 1106 REG_JNI(register_android_os_SystemClock), 1107 REG_JNI(register_android_util_EventLog), 1108 REG_JNI(register_android_util_Log), 1109 REG_JNI(register_android_util_FloatMath), 1110 REG_JNI(register_android_text_format_Time), 1111 REG_JNI(register_android_content_AssetManager), 1112 REG_JNI(register_android_content_StringBlock), 1113 REG_JNI(register_android_content_XmlBlock), 1114 REG_JNI(register_android_emoji_EmojiFactory), 1115 REG_JNI(register_android_text_AndroidCharacter), 1116 REG_JNI(register_android_text_AndroidBidi), 1117 REG_JNI(register_android_view_InputDevice), 1118 REG_JNI(register_android_view_KeyCharacterMap), 1119 REG_JNI(register_android_os_Process), 1120 REG_JNI(register_android_os_SystemProperties), 1121 REG_JNI(register_android_os_Binder), 1122 REG_JNI(register_android_os_Parcel), 1123 REG_JNI(register_android_view_DisplayEventReceiver), 1124 REG_JNI(register_android_nio_utils), 1125 REG_JNI(register_android_graphics_Graphics), 1126 REG_JNI(register_android_view_GraphicBuffer), 1127 REG_JNI(register_android_view_GLES20DisplayList), 1128 REG_JNI(register_android_view_GLES20Canvas), 1129 REG_JNI(register_android_view_HardwareRenderer), 1130 REG_JNI(register_android_view_Surface), 1131 REG_JNI(register_android_view_SurfaceControl), 1132 REG_JNI(register_android_view_SurfaceSession), 1133 REG_JNI(register_android_view_TextureView), 1134 REG_JNI(register_com_google_android_gles_jni_EGLImpl), 1135 REG_JNI(register_com_google_android_gles_jni_GLImpl), 1136 REG_JNI(register_android_opengl_jni_EGL14), 1137 REG_JNI(register_android_opengl_jni_EGLExt), 1138 REG_JNI(register_android_opengl_jni_GLES10), 1139 REG_JNI(register_android_opengl_jni_GLES10Ext), 1140 REG_JNI(register_android_opengl_jni_GLES11), 1141 REG_JNI(register_android_opengl_jni_GLES11Ext), 1142 REG_JNI(register_android_opengl_jni_GLES20), 1143 REG_JNI(register_android_opengl_jni_GLES30), 1144 1145 REG_JNI(register_android_graphics_Bitmap), 1146 REG_JNI(register_android_graphics_BitmapFactory), 1147 REG_JNI(register_android_graphics_BitmapRegionDecoder), 1148 REG_JNI(register_android_graphics_Camera), 1149 REG_JNI(register_android_graphics_Canvas), 1150 REG_JNI(register_android_graphics_ColorFilter), 1151 REG_JNI(register_android_graphics_DrawFilter), 1152 REG_JNI(register_android_graphics_Interpolator), 1153 REG_JNI(register_android_graphics_LayerRasterizer), 1154 REG_JNI(register_android_graphics_MaskFilter), 1155 REG_JNI(register_android_graphics_Matrix), 1156 REG_JNI(register_android_graphics_Movie), 1157 REG_JNI(register_android_graphics_NinePatch), 1158 REG_JNI(register_android_graphics_Paint), 1159 REG_JNI(register_android_graphics_Path), 1160 REG_JNI(register_android_graphics_PathMeasure), 1161 REG_JNI(register_android_graphics_PathEffect), 1162 REG_JNI(register_android_graphics_Picture), 1163 REG_JNI(register_android_graphics_PorterDuff), 1164 REG_JNI(register_android_graphics_Rasterizer), 1165 REG_JNI(register_android_graphics_Region), 1166 REG_JNI(register_android_graphics_Shader), 1167 REG_JNI(register_android_graphics_SurfaceTexture), 1168 REG_JNI(register_android_graphics_Typeface), 1169 REG_JNI(register_android_graphics_Xfermode), 1170 REG_JNI(register_android_graphics_YuvImage), 1171 1172 REG_JNI(register_android_database_CursorWindow), 1173 REG_JNI(register_android_database_SQLiteConnection), 1174 REG_JNI(register_android_database_SQLiteGlobal), 1175 REG_JNI(register_android_database_SQLiteDebug), 1176 REG_JNI(register_android_os_Debug), 1177 REG_JNI(register_android_os_FileObserver), 1178 REG_JNI(register_android_os_FileUtils), 1179 REG_JNI(register_android_os_MessageQueue), 1180 REG_JNI(register_android_os_SELinux), 1181 REG_JNI(register_android_os_Trace), 1182 REG_JNI(register_android_os_UEventObserver), 1183 REG_JNI(register_android_print_pdf_PdfDocument), 1184 REG_JNI(register_android_net_LocalSocketImpl), 1185 REG_JNI(register_android_net_NetworkUtils), 1186 REG_JNI(register_android_net_TrafficStats), 1187 REG_JNI(register_android_net_wifi_WifiNative), 1188 REG_JNI(register_android_os_MemoryFile), 1189 REG_JNI(register_com_android_internal_os_ZygoteInit), 1190 REG_JNI(register_android_hardware_Camera), 1191 REG_JNI(register_android_hardware_camera2_CameraMetadata), 1192 REG_JNI(register_android_hardware_SensorManager), 1193 REG_JNI(register_android_hardware_SerialPort), 1194 REG_JNI(register_android_hardware_UsbDevice), 1195 REG_JNI(register_android_hardware_UsbDeviceConnection), 1196 REG_JNI(register_android_hardware_UsbRequest), 1197 REG_JNI(register_android_media_AudioRecord), 1198 REG_JNI(register_android_media_AudioSystem), 1199 REG_JNI(register_android_media_AudioTrack), 1200 REG_JNI(register_android_media_JetPlayer), 1201 REG_JNI(register_android_media_RemoteDisplay), 1202 REG_JNI(register_android_media_ToneGenerator), 1203 1204 REG_JNI(register_android_opengl_classes), 1205 REG_JNI(register_android_server_NetworkManagementSocketTagger), 1206 REG_JNI(register_android_server_Watchdog), 1207 REG_JNI(register_android_ddm_DdmHandleNativeHeap), 1208 REG_JNI(register_android_backup_BackupDataInput), 1209 REG_JNI(register_android_backup_BackupDataOutput), 1210 REG_JNI(register_android_backup_FileBackupHelperBase), 1211 REG_JNI(register_android_backup_BackupHelperDispatcher), 1212 REG_JNI(register_android_app_backup_FullBackup), 1213 REG_JNI(register_android_app_ActivityThread), 1214 REG_JNI(register_android_app_NativeActivity), 1215 REG_JNI(register_android_view_InputChannel), 1216 REG_JNI(register_android_view_InputEventReceiver), 1217 REG_JNI(register_android_view_InputEventSender), 1218 REG_JNI(register_android_view_InputQueue), 1219 REG_JNI(register_android_view_KeyEvent), 1220 REG_JNI(register_android_view_MotionEvent), 1221 REG_JNI(register_android_view_PointerIcon), 1222 REG_JNI(register_android_view_VelocityTracker), 1223 1224 REG_JNI(register_android_content_res_ObbScanner), 1225 REG_JNI(register_android_content_res_Configuration), 1226 1227 REG_JNI(register_android_animation_PropertyValuesHolder), 1228 REG_JNI(register_com_android_internal_content_NativeLibraryHelper), 1229 REG_JNI(register_com_android_internal_net_NetworkStatsFactory), 1230}; 1231 1232/* 1233 * Register android native functions with the VM. 1234 */ 1235/*static*/ int AndroidRuntime::startReg(JNIEnv* env) 1236{ 1237 /* 1238 * This hook causes all future threads created in this process to be 1239 * attached to the JavaVM. (This needs to go away in favor of JNI 1240 * Attach calls.) 1241 */ 1242 androidSetCreateThreadFunc((android_create_thread_fn) javaCreateThreadEtc); 1243 1244 ALOGV("--- registering native functions ---\n"); 1245 1246 /* 1247 * Every "register" function calls one or more things that return 1248 * a local reference (e.g. FindClass). Because we haven't really 1249 * started the VM yet, they're all getting stored in the base frame 1250 * and never released. Use Push/Pop to manage the storage. 1251 */ 1252 env->PushLocalFrame(200); 1253 1254 if (register_jni_procs(gRegJNI, NELEM(gRegJNI), env) < 0) { 1255 env->PopLocalFrame(NULL); 1256 return -1; 1257 } 1258 env->PopLocalFrame(NULL); 1259 1260 //createJavaThread("fubar", quickTest, (void*) "hello"); 1261 1262 return 0; 1263} 1264 1265AndroidRuntime* AndroidRuntime::getRuntime() 1266{ 1267 return gCurRuntime; 1268} 1269 1270/** 1271 * Used by WithFramework to register native functions. 1272 */ 1273extern "C" 1274jint Java_com_android_internal_util_WithFramework_registerNatives( 1275 JNIEnv* env, jclass clazz) { 1276 return register_jni_procs(gRegJNI, NELEM(gRegJNI), env); 1277} 1278 1279/** 1280 * Used by LoadClass to register native functions. 1281 */ 1282extern "C" 1283jint Java_LoadClass_registerNatives(JNIEnv* env, jclass clazz) { 1284 return register_jni_procs(gRegJNI, NELEM(gRegJNI), env); 1285} 1286 1287} // namespace android 1288