AndroidRuntime.cpp revision 84e297238f53f83c9e7de499e711b997d09514e0
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/StringArray.h> 28#include <utils/threads.h> 29#include <cutils/properties.h> 30 31#include <SkGraphics.h> 32#include <SkImageDecoder.h> 33#include <SkImageRef_GlobalPool.h> 34 35#include "jni.h" 36#include "JNIHelp.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 void register_BindTest(); 51 52extern int register_android_os_Binder(JNIEnv* env); 53extern int register_android_os_Process(JNIEnv* env); 54extern int register_android_graphics_Bitmap(JNIEnv*); 55extern int register_android_graphics_BitmapFactory(JNIEnv*); 56extern int register_android_graphics_BitmapRegionDecoder(JNIEnv*); 57extern int register_android_graphics_Camera(JNIEnv* env); 58extern int register_android_graphics_Graphics(JNIEnv* env); 59extern int register_android_graphics_Interpolator(JNIEnv* env); 60extern int register_android_graphics_LayerRasterizer(JNIEnv*); 61extern int register_android_graphics_MaskFilter(JNIEnv* env); 62extern int register_android_graphics_Movie(JNIEnv* env); 63extern int register_android_graphics_NinePatch(JNIEnv*); 64extern int register_android_graphics_PathEffect(JNIEnv* env); 65extern int register_android_graphics_Shader(JNIEnv* env); 66extern int register_android_graphics_Typeface(JNIEnv* env); 67extern int register_android_graphics_YuvImage(JNIEnv* env); 68 69extern int register_com_google_android_gles_jni_EGLImpl(JNIEnv* env); 70extern int register_com_google_android_gles_jni_GLImpl(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); 76 77extern int register_android_hardware_Camera(JNIEnv *env); 78extern int register_android_hardware_SensorManager(JNIEnv *env); 79extern int register_android_hardware_UsbDevice(JNIEnv *env); 80extern int register_android_hardware_UsbDeviceConnection(JNIEnv *env); 81extern int register_android_hardware_UsbRequest(JNIEnv *env); 82 83extern int register_android_media_AudioRecord(JNIEnv *env); 84extern int register_android_media_AudioSystem(JNIEnv *env); 85extern int register_android_media_AudioTrack(JNIEnv *env); 86extern int register_android_media_JetPlayer(JNIEnv *env); 87extern int register_android_media_ToneGenerator(JNIEnv *env); 88 89extern int register_android_util_FloatMath(JNIEnv* env); 90 91namespace android { 92 93/* 94 * JNI-based registration functions. Note these are properly contained in 95 * namespace android. 96 */ 97extern int register_android_content_AssetManager(JNIEnv* env); 98extern int register_android_util_EventLog(JNIEnv* env); 99extern int register_android_util_Log(JNIEnv* env); 100extern int register_android_content_StringBlock(JNIEnv* env); 101extern int register_android_content_XmlBlock(JNIEnv* env); 102extern int register_android_emoji_EmojiFactory(JNIEnv* env); 103extern int register_android_graphics_Canvas(JNIEnv* env); 104extern int register_android_graphics_ColorFilter(JNIEnv* env); 105extern int register_android_graphics_DrawFilter(JNIEnv* env); 106extern int register_android_graphics_Matrix(JNIEnv* env); 107extern int register_android_graphics_Paint(JNIEnv* env); 108extern int register_android_graphics_ParcelSurfaceTexture(JNIEnv* env); 109extern int register_android_graphics_Path(JNIEnv* env); 110extern int register_android_graphics_PathMeasure(JNIEnv* env); 111extern int register_android_graphics_Picture(JNIEnv*); 112extern int register_android_graphics_PorterDuff(JNIEnv* env); 113extern int register_android_graphics_Rasterizer(JNIEnv* env); 114extern int register_android_graphics_Region(JNIEnv* env); 115extern int register_android_graphics_SurfaceTexture(JNIEnv* env); 116extern int register_android_graphics_Xfermode(JNIEnv* env); 117extern int register_android_graphics_PixelFormat(JNIEnv* env); 118extern int register_com_android_internal_graphics_NativeUtils(JNIEnv *env); 119extern int register_android_view_Display(JNIEnv* env); 120extern int register_android_view_GLES20Canvas(JNIEnv* env); 121extern int register_android_view_Surface(JNIEnv* env); 122extern int register_android_view_TextureView(JNIEnv* env); 123extern int register_android_database_CursorWindow(JNIEnv* env); 124extern int register_android_database_SQLiteCompiledSql(JNIEnv* env); 125extern int register_android_database_SQLiteDatabase(JNIEnv* env); 126extern int register_android_database_SQLiteDebug(JNIEnv* env); 127extern int register_android_database_SQLiteProgram(JNIEnv* env); 128extern int register_android_database_SQLiteQuery(JNIEnv* env); 129extern int register_android_database_SQLiteStatement(JNIEnv* env); 130extern int register_android_debug_JNITest(JNIEnv* env); 131extern int register_android_nio_utils(JNIEnv* env); 132extern int register_android_nfc_NdefMessage(JNIEnv *env); 133extern int register_android_nfc_NdefRecord(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_ParcelFileDescriptor(JNIEnv *env); 138extern int register_android_os_Power(JNIEnv *env); 139extern int register_android_os_StatFs(JNIEnv *env); 140extern int register_android_os_SystemProperties(JNIEnv *env); 141extern int register_android_os_SystemClock(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_net_LocalSocketImpl(JNIEnv* env); 147extern int register_android_net_NetworkUtils(JNIEnv* env); 148extern int register_android_net_TrafficStats(JNIEnv* env); 149extern int register_android_net_wifi_WifiManager(JNIEnv* env); 150extern int register_android_text_AndroidCharacter(JNIEnv *env); 151extern int register_android_text_AndroidBidi(JNIEnv *env); 152extern int register_android_text_KeyCharacterMap(JNIEnv *env); 153extern int register_android_opengl_classes(JNIEnv *env); 154extern int register_android_bluetooth_HeadsetBase(JNIEnv* env); 155extern int register_android_bluetooth_BluetoothAudioGateway(JNIEnv* env); 156extern int register_android_bluetooth_BluetoothSocket(JNIEnv *env); 157extern int register_android_server_BluetoothService(JNIEnv* env); 158extern int register_android_server_BluetoothEventLoop(JNIEnv *env); 159extern int register_android_server_BluetoothA2dpService(JNIEnv* env); 160extern int register_android_server_Watchdog(JNIEnv* env); 161extern int register_android_ddm_DdmHandleNativeHeap(JNIEnv *env); 162extern int register_com_android_internal_os_ZygoteInit(JNIEnv* env); 163extern int register_android_backup_BackupDataInput(JNIEnv *env); 164extern int register_android_backup_BackupDataOutput(JNIEnv *env); 165extern int register_android_backup_FileBackupHelperBase(JNIEnv *env); 166extern int register_android_backup_BackupHelperDispatcher(JNIEnv *env); 167extern int register_android_app_backup_FullBackup(JNIEnv *env); 168extern int register_android_app_ActivityThread(JNIEnv *env); 169extern int register_android_app_NativeActivity(JNIEnv *env); 170extern int register_android_view_InputChannel(JNIEnv* env); 171extern int register_android_view_InputQueue(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); 179 180static AndroidRuntime* gCurRuntime = NULL; 181 182static void doThrow(JNIEnv* env, const char* exc, const char* msg = NULL) 183{ 184 if (jniThrowException(env, exc, msg) != 0) 185 assert(false); 186} 187 188/* 189 * Code written in the Java Programming Language calls here from main(). 190 */ 191static void com_android_internal_os_RuntimeInit_finishInit(JNIEnv* env, jobject clazz) 192{ 193 gCurRuntime->onStarted(); 194} 195 196static void com_android_internal_os_RuntimeInit_zygoteInit(JNIEnv* env, jobject clazz) 197{ 198 gCurRuntime->onZygoteInit(); 199} 200 201static jint com_android_internal_os_RuntimeInit_isComputerOn(JNIEnv* env, jobject clazz) 202{ 203 return 1; 204} 205 206static void com_android_internal_os_RuntimeInit_turnComputerOn(JNIEnv* env, jobject clazz) 207{ 208} 209 210static jint com_android_internal_os_RuntimeInit_getQwertyKeyboard(JNIEnv* env, jobject clazz) 211{ 212 char* value = getenv("qwerty"); 213 if (value != NULL && strcmp(value, "true") == 0) { 214 return 1; 215 } 216 217 return 0; 218} 219 220/* 221 * JNI registration. 222 */ 223static JNINativeMethod gMethods[] = { 224 { "finishInit", "()V", 225 (void*) com_android_internal_os_RuntimeInit_finishInit }, 226 { "zygoteInitNative", "()V", 227 (void*) com_android_internal_os_RuntimeInit_zygoteInit }, 228 { "isComputerOn", "()I", 229 (void*) com_android_internal_os_RuntimeInit_isComputerOn }, 230 { "turnComputerOn", "()V", 231 (void*) com_android_internal_os_RuntimeInit_turnComputerOn }, 232 { "getQwertyKeyboard", "()I", 233 (void*) com_android_internal_os_RuntimeInit_getQwertyKeyboard }, 234}; 235 236int register_com_android_internal_os_RuntimeInit(JNIEnv* env) 237{ 238 return jniRegisterNativeMethods(env, "com/android/internal/os/RuntimeInit", 239 gMethods, NELEM(gMethods)); 240} 241 242// ---------------------------------------------------------------------- 243 244/*static*/ JavaVM* AndroidRuntime::mJavaVM = NULL; 245 246 247AndroidRuntime::AndroidRuntime() 248{ 249 SkGraphics::Init(); 250 // this sets our preference for 16bit images during decode 251 // in case the src is opaque and 24bit 252 SkImageDecoder::SetDeviceConfig(SkBitmap::kRGB_565_Config); 253 // This cache is shared between browser native images, and java "purgeable" 254 // bitmaps. This globalpool is for images that do not either use the java 255 // heap, or are not backed by ashmem. See BitmapFactory.cpp for the key 256 // java call site. 257 SkImageRef_GlobalPool::SetRAMBudget(512 * 1024); 258 // There is also a global font cache, but its budget is specified in code 259 // see SkFontHost_android.cpp 260 261 // Pre-allocate enough space to hold a fair number of options. 262 mOptions.setCapacity(20); 263 264 assert(gCurRuntime == NULL); // one per process 265 gCurRuntime = this; 266} 267 268AndroidRuntime::~AndroidRuntime() 269{ 270 SkGraphics::Term(); 271} 272 273/* 274 * Register native methods using JNI. 275 */ 276/*static*/ int AndroidRuntime::registerNativeMethods(JNIEnv* env, 277 const char* className, const JNINativeMethod* gMethods, int numMethods) 278{ 279 return jniRegisterNativeMethods(env, className, gMethods, numMethods); 280} 281 282status_t AndroidRuntime::callMain(const char* className, 283 jclass clazz, int argc, const char* const argv[]) 284{ 285 JNIEnv* env; 286 jmethodID methodId; 287 288 LOGD("Calling main entry %s", className); 289 290 env = getJNIEnv(); 291 if (clazz == NULL || env == NULL) { 292 return UNKNOWN_ERROR; 293 } 294 295 methodId = env->GetStaticMethodID(clazz, "main", "([Ljava/lang/String;)V"); 296 if (methodId == NULL) { 297 LOGE("ERROR: could not find method %s.main(String[])\n", className); 298 return UNKNOWN_ERROR; 299 } 300 301 /* 302 * We want to call main() with a String array with our arguments in it. 303 * Create an array and populate it. 304 */ 305 jclass stringClass; 306 jobjectArray strArray; 307 308 stringClass = env->FindClass("java/lang/String"); 309 strArray = env->NewObjectArray(argc, stringClass, NULL); 310 311 for (int i = 0; i < argc; i++) { 312 jstring argStr = env->NewStringUTF(argv[i]); 313 env->SetObjectArrayElement(strArray, i, argStr); 314 } 315 316 env->CallStaticVoidMethod(clazz, methodId, strArray); 317 return NO_ERROR; 318} 319 320/* 321 * The VM calls this through the "exit" hook. 322 */ 323static void runtime_exit(int code) 324{ 325 gCurRuntime->onExit(code); 326 exit(code); 327} 328 329/* 330 * The VM calls this through the "vfprintf" hook. 331 * 332 * We ignore "fp" and just write the results to the log file. 333 */ 334static void runtime_vfprintf(FILE* fp, const char* format, va_list ap) 335{ 336 LOG_PRI_VA(ANDROID_LOG_INFO, "vm-printf", format, ap); 337} 338 339/** 340 * The VM calls this when mutex contention debugging is enabled to 341 * determine whether or not the blocked thread was a "sensitive thread" 342 * for user responsiveness/smoothess. 343 * 344 * Our policy for this is whether or not we're tracing any StrictMode 345 * events on this thread (which we might've inherited via Binder calls 346 * into us) 347 */ 348static bool runtime_isSensitiveThread() { 349 IPCThreadState* state = IPCThreadState::selfOrNull(); 350 return state && state->getStrictModePolicy() != 0; 351} 352 353 354/** 355 * Add VM arguments to the to-be-executed VM 356 * Stops at first non '-' argument (also stops at an argument of '--') 357 * Returns the number of args consumed 358 */ 359int AndroidRuntime::addVmArguments(int argc, const char* const argv[]) 360{ 361 int i; 362 363 for (i = 0; i<argc; i++) { 364 if (argv[i][0] != '-') { 365 return i; 366 } 367 if (argv[i][1] == '-' && argv[i][2] == 0) { 368 return i+1; 369 } 370 371 JavaVMOption opt; 372 memset(&opt, 0, sizeof(opt)); 373 opt.optionString = (char*)argv[i]; 374 mOptions.add(opt); 375 } 376 return i; 377} 378 379static int hasDir(const char* dir) 380{ 381 struct stat s; 382 int res = stat(dir, &s); 383 if (res == 0) { 384 return S_ISDIR(s.st_mode); 385 } 386 return 0; 387} 388 389/* 390 * We just want failed write() calls to just return with an error. 391 */ 392static void blockSigpipe() 393{ 394 sigset_t mask; 395 396 sigemptyset(&mask); 397 sigaddset(&mask, SIGPIPE); 398 if (sigprocmask(SIG_BLOCK, &mask, NULL) != 0) 399 LOGW("WARNING: SIGPIPE not blocked\n"); 400} 401 402/* 403 * Read the persistent locale. 404 */ 405static void readLocale(char* language, char* region) 406{ 407 char propLang[PROPERTY_VALUE_MAX], propRegn[PROPERTY_VALUE_MAX]; 408 409 property_get("persist.sys.language", propLang, ""); 410 property_get("persist.sys.country", propRegn, ""); 411 if (*propLang == 0 && *propRegn == 0) { 412 /* Set to ro properties, default is en_US */ 413 property_get("ro.product.locale.language", propLang, "en"); 414 property_get("ro.product.locale.region", propRegn, "US"); 415 } 416 strncat(language, propLang, 2); 417 strncat(region, propRegn, 2); 418 //LOGD("language=%s region=%s\n", language, region); 419} 420 421/* 422 * Parse a property containing space-separated options that should be 423 * passed directly to the VM, e.g. "-Xmx32m -verbose:gc -Xregenmap". 424 * 425 * This will cut up "extraOptsBuf" as we chop it into individual options. 426 * 427 * Adds the strings, if any, to mOptions. 428 */ 429void AndroidRuntime::parseExtraOpts(char* extraOptsBuf) 430{ 431 JavaVMOption opt; 432 char* start; 433 char* end; 434 435 memset(&opt, 0, sizeof(opt)); 436 start = extraOptsBuf; 437 while (*start != '\0') { 438 while (*start == ' ') /* skip leading whitespace */ 439 start++; 440 if (*start == '\0') /* was trailing ws, bail */ 441 break; 442 443 end = start+1; 444 while (*end != ' ' && *end != '\0') /* find end of token */ 445 end++; 446 if (*end == ' ') 447 *end++ = '\0'; /* mark end, advance to indicate more */ 448 449 opt.optionString = start; 450 mOptions.add(opt); 451 start = end; 452 } 453} 454 455/* 456 * Start the Dalvik Virtual Machine. 457 * 458 * Various arguments, most determined by system properties, are passed in. 459 * The "mOptions" vector is updated. 460 * 461 * Returns 0 on success. 462 */ 463int AndroidRuntime::startVm(JavaVM** pJavaVM, JNIEnv** pEnv) 464{ 465 int result = -1; 466 JavaVMInitArgs initArgs; 467 JavaVMOption opt; 468 char propBuf[PROPERTY_VALUE_MAX]; 469 char stackTraceFileBuf[PROPERTY_VALUE_MAX]; 470 char dexoptFlagsBuf[PROPERTY_VALUE_MAX]; 471 char enableAssertBuf[sizeof("-ea:")-1 + PROPERTY_VALUE_MAX]; 472 char jniOptsBuf[sizeof("-Xjniopts:")-1 + PROPERTY_VALUE_MAX]; 473 char heapstartsizeOptsBuf[sizeof("-Xms")-1 + PROPERTY_VALUE_MAX]; 474 char heapsizeOptsBuf[sizeof("-Xmx")-1 + PROPERTY_VALUE_MAX]; 475 char heapgrowthlimitOptsBuf[sizeof("-XX:HeapGrowthLimit=")-1 + PROPERTY_VALUE_MAX]; 476 char extraOptsBuf[PROPERTY_VALUE_MAX]; 477 char* stackTraceFile = NULL; 478 bool checkJni = false; 479 bool checkDexSum = false; 480 bool logStdio = false; 481 enum { 482 kEMDefault, 483 kEMIntPortable, 484 kEMIntFast, 485#if defined(WITH_JIT) 486 kEMJitCompiler, 487#endif 488 } executionMode = kEMDefault; 489 490 491 property_get("dalvik.vm.checkjni", propBuf, ""); 492 if (strcmp(propBuf, "true") == 0) { 493 checkJni = true; 494 } else if (strcmp(propBuf, "false") != 0) { 495 /* property is neither true nor false; fall back on kernel parameter */ 496 property_get("ro.kernel.android.checkjni", propBuf, ""); 497 if (propBuf[0] == '1') { 498 checkJni = true; 499 } 500 } 501 502 property_get("dalvik.vm.execution-mode", propBuf, ""); 503 if (strcmp(propBuf, "int:portable") == 0) { 504 executionMode = kEMIntPortable; 505 } else if (strcmp(propBuf, "int:fast") == 0) { 506 executionMode = kEMIntFast; 507#if defined(WITH_JIT) 508 } else if (strcmp(propBuf, "int:jit") == 0) { 509 executionMode = kEMJitCompiler; 510#endif 511 } 512 513 property_get("dalvik.vm.stack-trace-file", stackTraceFileBuf, ""); 514 515 property_get("dalvik.vm.check-dex-sum", propBuf, ""); 516 if (strcmp(propBuf, "true") == 0) { 517 checkDexSum = true; 518 } 519 520 property_get("log.redirect-stdio", propBuf, ""); 521 if (strcmp(propBuf, "true") == 0) { 522 logStdio = true; 523 } 524 525 strcpy(enableAssertBuf, "-ea:"); 526 property_get("dalvik.vm.enableassertions", enableAssertBuf+4, ""); 527 528 strcpy(jniOptsBuf, "-Xjniopts:"); 529 property_get("dalvik.vm.jniopts", jniOptsBuf+10, ""); 530 531 /* route exit() to our handler */ 532 opt.extraInfo = (void*) runtime_exit; 533 opt.optionString = "exit"; 534 mOptions.add(opt); 535 536 /* route fprintf() to our handler */ 537 opt.extraInfo = (void*) runtime_vfprintf; 538 opt.optionString = "vfprintf"; 539 mOptions.add(opt); 540 541 /* register the framework-specific "is sensitive thread" hook */ 542 opt.extraInfo = (void*) runtime_isSensitiveThread; 543 opt.optionString = "sensitiveThread"; 544 mOptions.add(opt); 545 546 opt.extraInfo = NULL; 547 548 /* enable verbose; standard options are { jni, gc, class } */ 549 //options[curOpt++].optionString = "-verbose:jni"; 550 opt.optionString = "-verbose:gc"; 551 mOptions.add(opt); 552 //options[curOpt++].optionString = "-verbose:class"; 553 554 /* 555 * The default starting and maximum size of the heap. Larger 556 * values should be specified in a product property override. 557 */ 558 strcpy(heapstartsizeOptsBuf, "-Xms"); 559 property_get("dalvik.vm.heapstartsize", heapstartsizeOptsBuf+4, "4m"); 560 opt.optionString = heapstartsizeOptsBuf; 561 mOptions.add(opt); 562 strcpy(heapsizeOptsBuf, "-Xmx"); 563 property_get("dalvik.vm.heapsize", heapsizeOptsBuf+4, "16m"); 564 opt.optionString = heapsizeOptsBuf; 565 mOptions.add(opt); 566 567 strcpy(heapgrowthlimitOptsBuf, "-XX:HeapGrowthLimit="); 568 property_get("dalvik.vm.heapgrowthlimit", heapgrowthlimitOptsBuf+20, ""); 569 if (heapgrowthlimitOptsBuf[20] != '\0') { 570 opt.optionString = heapgrowthlimitOptsBuf; 571 mOptions.add(opt); 572 } 573 574 /* 575 * Enable or disable dexopt features, such as bytecode verification and 576 * calculation of register maps for precise GC. 577 */ 578 property_get("dalvik.vm.dexopt-flags", dexoptFlagsBuf, ""); 579 if (dexoptFlagsBuf[0] != '\0') { 580 const char* opc; 581 const char* val; 582 583 opc = strstr(dexoptFlagsBuf, "v="); /* verification */ 584 if (opc != NULL) { 585 switch (*(opc+2)) { 586 case 'n': val = "-Xverify:none"; break; 587 case 'r': val = "-Xverify:remote"; break; 588 case 'a': val = "-Xverify:all"; break; 589 default: val = NULL; break; 590 } 591 592 if (val != NULL) { 593 opt.optionString = val; 594 mOptions.add(opt); 595 } 596 } 597 598 opc = strstr(dexoptFlagsBuf, "o="); /* optimization */ 599 if (opc != NULL) { 600 switch (*(opc+2)) { 601 case 'n': val = "-Xdexopt:none"; break; 602 case 'v': val = "-Xdexopt:verified"; break; 603 case 'a': val = "-Xdexopt:all"; break; 604 case 'f': val = "-Xdexopt:full"; break; 605 default: val = NULL; break; 606 } 607 608 if (val != NULL) { 609 opt.optionString = val; 610 mOptions.add(opt); 611 } 612 } 613 614 opc = strstr(dexoptFlagsBuf, "m=y"); /* register map */ 615 if (opc != NULL) { 616 opt.optionString = "-Xgenregmap"; 617 mOptions.add(opt); 618 619 /* turn on precise GC while we're at it */ 620 opt.optionString = "-Xgc:precise"; 621 mOptions.add(opt); 622 } 623 } 624 625 /* enable debugging; set suspend=y to pause during VM init */ 626#ifdef HAVE_ANDROID_OS 627 /* use android ADB transport */ 628 opt.optionString = 629 "-agentlib:jdwp=transport=dt_android_adb,suspend=n,server=y"; 630#else 631 /* use TCP socket; address=0 means start at port 8000 and probe up */ 632 LOGI("Using TCP socket for JDWP\n"); 633 opt.optionString = 634 "-agentlib:jdwp=transport=dt_socket,suspend=n,server=y,address=0"; 635#endif 636 mOptions.add(opt); 637 638 char enableDPBuf[sizeof("-Xdeadlockpredict:") + PROPERTY_VALUE_MAX]; 639 property_get("dalvik.vm.deadlock-predict", propBuf, ""); 640 if (strlen(propBuf) > 0) { 641 strcpy(enableDPBuf, "-Xdeadlockpredict:"); 642 strcat(enableDPBuf, propBuf); 643 opt.optionString = enableDPBuf; 644 mOptions.add(opt); 645 } 646 647 LOGD("CheckJNI is %s\n", checkJni ? "ON" : "OFF"); 648 if (checkJni) { 649 /* extended JNI checking */ 650 opt.optionString = "-Xcheck:jni"; 651 mOptions.add(opt); 652 653 /* set a cap on JNI global references */ 654 opt.optionString = "-Xjnigreflimit:2000"; 655 mOptions.add(opt); 656 657 /* with -Xcheck:jni, this provides a JNI function call trace */ 658 //opt.optionString = "-verbose:jni"; 659 //mOptions.add(opt); 660 } 661 662 char lockProfThresholdBuf[sizeof("-Xlockprofthreshold:") + sizeof(propBuf)]; 663 property_get("dalvik.vm.lockprof.threshold", propBuf, ""); 664 if (strlen(propBuf) > 0) { 665 strcpy(lockProfThresholdBuf, "-Xlockprofthreshold:"); 666 strcat(lockProfThresholdBuf, propBuf); 667 opt.optionString = lockProfThresholdBuf; 668 mOptions.add(opt); 669 } 670 671#if defined(WITH_JIT) 672 /* Force interpreter-only mode for selected opcodes. Eg "1-0a,3c,f1-ff" */ 673 char jitOpBuf[sizeof("-Xjitop:") + PROPERTY_VALUE_MAX]; 674 property_get("dalvik.vm.jit.op", propBuf, ""); 675 if (strlen(propBuf) > 0) { 676 strcpy(jitOpBuf, "-Xjitop:"); 677 strcat(jitOpBuf, propBuf); 678 opt.optionString = jitOpBuf; 679 mOptions.add(opt); 680 } 681 682 /* Force interpreter-only mode for selected methods */ 683 char jitMethodBuf[sizeof("-Xjitmethod:") + PROPERTY_VALUE_MAX]; 684 property_get("dalvik.vm.jit.method", propBuf, ""); 685 if (strlen(propBuf) > 0) { 686 strcpy(jitMethodBuf, "-Xjitmethod:"); 687 strcat(jitMethodBuf, propBuf); 688 opt.optionString = jitMethodBuf; 689 mOptions.add(opt); 690 } 691#endif 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#if defined(WITH_JIT) 700 } else if (executionMode == kEMJitCompiler) { 701 opt.optionString = "-Xint:jit"; 702 mOptions.add(opt); 703#endif 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 LOGI("Assertions enabled: '%s'\n", enableAssertBuf); 723 opt.optionString = enableAssertBuf; 724 mOptions.add(opt); 725 } else { 726 LOGV("Assertions disabled\n"); 727 } 728 729 if (jniOptsBuf[10] != '\0') { 730 LOGI("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 LOGE("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 LOGD("\n>>>>>> AndroidRuntime START %s <<<<<<\n", 817 className != NULL ? className : "(unknown)"); 818 819 blockSigpipe(); 820 821 /* 822 * 'startSystemServer == true' means runtime is obsolete and not run from 823 * init.rc anymore, so we print out the boot start event here. 824 */ 825 if (strcmp(options, "start-system-server") == 0) { 826 /* track our progress through the boot sequence */ 827 const int LOG_BOOT_PROGRESS_START = 3000; 828 LOG_EVENT_LONG(LOG_BOOT_PROGRESS_START, 829 ns2ms(systemTime(SYSTEM_TIME_MONOTONIC))); 830 } 831 832 const char* rootDir = getenv("ANDROID_ROOT"); 833 if (rootDir == NULL) { 834 rootDir = "/system"; 835 if (!hasDir("/system")) { 836 LOG_FATAL("No root directory specified, and /android does not exist."); 837 return; 838 } 839 setenv("ANDROID_ROOT", rootDir, 1); 840 } 841 842 //const char* kernelHack = getenv("LD_ASSUME_KERNEL"); 843 //LOGD("Found LD_ASSUME_KERNEL='%s'\n", kernelHack); 844 845 /* start the virtual machine */ 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 LOGE("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 LOGE("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 LOGE("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 LOGD("Shutting down VM\n"); 907 if (mJavaVM->DetachCurrentThread() != JNI_OK) 908 LOGW("Warning: unable to detach main thread\n"); 909 if (mJavaVM->DestroyJavaVM() != 0) 910 LOGW("Warning: VM did not shut down cleanly\n"); 911} 912 913void AndroidRuntime::onExit(int code) 914{ 915 LOGV("AndroidRuntime onExit calling exit(%d)", code); 916 exit(code); 917} 918 919void AndroidRuntime::onVmCreated(JNIEnv* env) 920{ 921 // If AndroidRuntime had anything to do here, we'd have done it in 'start'. 922} 923 924/* 925 * Get the JNIEnv pointer for this thread. 926 * 927 * Returns NULL if the slot wasn't allocated or populated. 928 */ 929/*static*/ JNIEnv* AndroidRuntime::getJNIEnv() 930{ 931 JNIEnv* env; 932 JavaVM* vm = AndroidRuntime::getJavaVM(); 933 assert(vm != NULL); 934 935 if (vm->GetEnv((void**) &env, JNI_VERSION_1_4) != JNI_OK) 936 return NULL; 937 return env; 938} 939 940/* 941 * Makes the current thread visible to the VM. 942 * 943 * The JNIEnv pointer returned is only valid for the current thread, and 944 * thus must be tucked into thread-local storage. 945 */ 946static int javaAttachThread(const char* threadName, JNIEnv** pEnv) 947{ 948 JavaVMAttachArgs args; 949 JavaVM* vm; 950 jint result; 951 952 vm = AndroidRuntime::getJavaVM(); 953 assert(vm != NULL); 954 955 args.version = JNI_VERSION_1_4; 956 args.name = (char*) threadName; 957 args.group = NULL; 958 959 result = vm->AttachCurrentThread(pEnv, (void*) &args); 960 if (result != JNI_OK) 961 LOGI("NOTE: attach of thread '%s' failed\n", threadName); 962 963 return result; 964} 965 966/* 967 * Detach the current thread from the set visible to the VM. 968 */ 969static int javaDetachThread(void) 970{ 971 JavaVM* vm; 972 jint result; 973 974 vm = AndroidRuntime::getJavaVM(); 975 assert(vm != NULL); 976 977 result = vm->DetachCurrentThread(); 978 if (result != JNI_OK) 979 LOGE("ERROR: thread detach failed\n"); 980 return result; 981} 982 983/* 984 * When starting a native thread that will be visible from the VM, we 985 * bounce through this to get the right attach/detach action. 986 * Note that this function calls free(args) 987 */ 988/*static*/ int AndroidRuntime::javaThreadShell(void* args) { 989 void* start = ((void**)args)[0]; 990 void* userData = ((void **)args)[1]; 991 char* name = (char*) ((void **)args)[2]; // we own this storage 992 free(args); 993 JNIEnv* env; 994 int result; 995 996 /* hook us into the VM */ 997 if (javaAttachThread(name, &env) != JNI_OK) 998 return -1; 999 1000 /* start the thread running */ 1001 result = (*(android_thread_func_t)start)(userData); 1002 1003 /* unhook us */ 1004 javaDetachThread(); 1005 free(name); 1006 1007 return result; 1008} 1009 1010/* 1011 * This is invoked from androidCreateThreadEtc() via the callback 1012 * set with androidSetCreateThreadFunc(). 1013 * 1014 * We need to create the new thread in such a way that it gets hooked 1015 * into the VM before it really starts executing. 1016 */ 1017/*static*/ int AndroidRuntime::javaCreateThreadEtc( 1018 android_thread_func_t entryFunction, 1019 void* userData, 1020 const char* threadName, 1021 int32_t threadPriority, 1022 size_t threadStackSize, 1023 android_thread_id_t* threadId) 1024{ 1025 void** args = (void**) malloc(3 * sizeof(void*)); // javaThreadShell must free 1026 int result; 1027 1028 assert(threadName != NULL); 1029 1030 args[0] = (void*) entryFunction; 1031 args[1] = userData; 1032 args[2] = (void*) strdup(threadName); // javaThreadShell must free 1033 1034 result = androidCreateRawThreadEtc(AndroidRuntime::javaThreadShell, args, 1035 threadName, threadPriority, threadStackSize, threadId); 1036 return result; 1037} 1038 1039/* 1040 * Create a thread that is visible from the VM. 1041 * 1042 * This is called from elsewhere in the library. 1043 */ 1044/*static*/ android_thread_id_t AndroidRuntime::createJavaThread(const char* name, 1045 void (*start)(void *), void* arg) 1046{ 1047 android_thread_id_t threadId = 0; 1048 javaCreateThreadEtc((android_thread_func_t) start, arg, name, 1049 ANDROID_PRIORITY_DEFAULT, 0, &threadId); 1050 return threadId; 1051} 1052 1053#if 0 1054static void quickTest(void* arg) 1055{ 1056 const char* str = (const char*) arg; 1057 1058 printf("In quickTest: %s\n", str); 1059} 1060#endif 1061 1062#ifdef NDEBUG 1063 #define REG_JNI(name) { name } 1064 struct RegJNIRec { 1065 int (*mProc)(JNIEnv*); 1066 }; 1067#else 1068 #define REG_JNI(name) { name, #name } 1069 struct RegJNIRec { 1070 int (*mProc)(JNIEnv*); 1071 const char* mName; 1072 }; 1073#endif 1074 1075typedef void (*RegJAMProc)(); 1076 1077static int register_jni_procs(const RegJNIRec array[], size_t count, JNIEnv* env) 1078{ 1079 for (size_t i = 0; i < count; i++) { 1080 if (array[i].mProc(env) < 0) { 1081#ifndef NDEBUG 1082 LOGD("----------!!! %s failed to load\n", array[i].mName); 1083#endif 1084 return -1; 1085 } 1086 } 1087 return 0; 1088} 1089 1090static void register_jam_procs(const RegJAMProc array[], size_t count) 1091{ 1092 for (size_t i = 0; i < count; i++) { 1093 array[i](); 1094 } 1095} 1096 1097static const RegJNIRec gRegJNI[] = { 1098 REG_JNI(register_android_debug_JNITest), 1099 REG_JNI(register_com_android_internal_os_RuntimeInit), 1100 REG_JNI(register_android_os_SystemClock), 1101 REG_JNI(register_android_util_EventLog), 1102 REG_JNI(register_android_util_Log), 1103 REG_JNI(register_android_util_FloatMath), 1104 REG_JNI(register_android_text_format_Time), 1105 REG_JNI(register_android_content_AssetManager), 1106 REG_JNI(register_android_content_StringBlock), 1107 REG_JNI(register_android_content_XmlBlock), 1108 REG_JNI(register_android_emoji_EmojiFactory), 1109 REG_JNI(register_android_text_AndroidCharacter), 1110 REG_JNI(register_android_text_AndroidBidi), 1111 REG_JNI(register_android_text_KeyCharacterMap), 1112 REG_JNI(register_android_os_Process), 1113 REG_JNI(register_android_os_SystemProperties), 1114 REG_JNI(register_android_os_Binder), 1115 REG_JNI(register_android_view_Display), 1116 REG_JNI(register_android_nio_utils), 1117 REG_JNI(register_android_graphics_PixelFormat), 1118 REG_JNI(register_android_graphics_Graphics), 1119 REG_JNI(register_android_view_GLES20Canvas), 1120 REG_JNI(register_android_view_Surface), 1121 REG_JNI(register_android_view_TextureView), 1122 REG_JNI(register_com_google_android_gles_jni_EGLImpl), 1123 REG_JNI(register_com_google_android_gles_jni_GLImpl), 1124 REG_JNI(register_android_opengl_jni_GLES10), 1125 REG_JNI(register_android_opengl_jni_GLES10Ext), 1126 REG_JNI(register_android_opengl_jni_GLES11), 1127 REG_JNI(register_android_opengl_jni_GLES11Ext), 1128 REG_JNI(register_android_opengl_jni_GLES20), 1129 1130 REG_JNI(register_android_graphics_Bitmap), 1131 REG_JNI(register_android_graphics_BitmapFactory), 1132 REG_JNI(register_android_graphics_BitmapRegionDecoder), 1133 REG_JNI(register_android_graphics_Camera), 1134 REG_JNI(register_android_graphics_Canvas), 1135 REG_JNI(register_android_graphics_ColorFilter), 1136 REG_JNI(register_android_graphics_DrawFilter), 1137 REG_JNI(register_android_graphics_Interpolator), 1138 REG_JNI(register_android_graphics_LayerRasterizer), 1139 REG_JNI(register_android_graphics_MaskFilter), 1140 REG_JNI(register_android_graphics_Matrix), 1141 REG_JNI(register_android_graphics_Movie), 1142 REG_JNI(register_android_graphics_NinePatch), 1143 REG_JNI(register_android_graphics_Paint), 1144 REG_JNI(register_android_graphics_ParcelSurfaceTexture), 1145 REG_JNI(register_android_graphics_Path), 1146 REG_JNI(register_android_graphics_PathMeasure), 1147 REG_JNI(register_android_graphics_PathEffect), 1148 REG_JNI(register_android_graphics_Picture), 1149 REG_JNI(register_android_graphics_PorterDuff), 1150 REG_JNI(register_android_graphics_Rasterizer), 1151 REG_JNI(register_android_graphics_Region), 1152 REG_JNI(register_android_graphics_Shader), 1153 REG_JNI(register_android_graphics_SurfaceTexture), 1154 REG_JNI(register_android_graphics_Typeface), 1155 REG_JNI(register_android_graphics_Xfermode), 1156 REG_JNI(register_android_graphics_YuvImage), 1157 REG_JNI(register_com_android_internal_graphics_NativeUtils), 1158 1159 REG_JNI(register_android_database_CursorWindow), 1160 REG_JNI(register_android_database_SQLiteCompiledSql), 1161 REG_JNI(register_android_database_SQLiteDatabase), 1162 REG_JNI(register_android_database_SQLiteDebug), 1163 REG_JNI(register_android_database_SQLiteProgram), 1164 REG_JNI(register_android_database_SQLiteQuery), 1165 REG_JNI(register_android_database_SQLiteStatement), 1166 REG_JNI(register_android_os_Debug), 1167 REG_JNI(register_android_os_FileObserver), 1168 REG_JNI(register_android_os_FileUtils), 1169 REG_JNI(register_android_os_MessageQueue), 1170 REG_JNI(register_android_os_ParcelFileDescriptor), 1171 REG_JNI(register_android_os_Power), 1172 REG_JNI(register_android_os_StatFs), 1173 REG_JNI(register_android_os_UEventObserver), 1174 REG_JNI(register_android_net_LocalSocketImpl), 1175 REG_JNI(register_android_net_NetworkUtils), 1176 REG_JNI(register_android_net_TrafficStats), 1177 REG_JNI(register_android_net_wifi_WifiManager), 1178 REG_JNI(register_android_nfc_NdefMessage), 1179 REG_JNI(register_android_nfc_NdefRecord), 1180 REG_JNI(register_android_os_MemoryFile), 1181 REG_JNI(register_com_android_internal_os_ZygoteInit), 1182 REG_JNI(register_android_hardware_Camera), 1183 REG_JNI(register_android_hardware_SensorManager), 1184 REG_JNI(register_android_hardware_UsbDevice), 1185 REG_JNI(register_android_hardware_UsbDeviceConnection), 1186 REG_JNI(register_android_hardware_UsbRequest), 1187 REG_JNI(register_android_media_AudioRecord), 1188 REG_JNI(register_android_media_AudioSystem), 1189 REG_JNI(register_android_media_AudioTrack), 1190 REG_JNI(register_android_media_JetPlayer), 1191 REG_JNI(register_android_media_ToneGenerator), 1192 1193 REG_JNI(register_android_opengl_classes), 1194 REG_JNI(register_android_bluetooth_HeadsetBase), 1195 REG_JNI(register_android_bluetooth_BluetoothAudioGateway), 1196 REG_JNI(register_android_bluetooth_BluetoothSocket), 1197 REG_JNI(register_android_server_BluetoothService), 1198 REG_JNI(register_android_server_BluetoothEventLoop), 1199 REG_JNI(register_android_server_BluetoothA2dpService), 1200 REG_JNI(register_android_server_Watchdog), 1201 REG_JNI(register_android_ddm_DdmHandleNativeHeap), 1202 REG_JNI(register_android_backup_BackupDataInput), 1203 REG_JNI(register_android_backup_BackupDataOutput), 1204 REG_JNI(register_android_backup_FileBackupHelperBase), 1205 REG_JNI(register_android_backup_BackupHelperDispatcher), 1206 REG_JNI(register_android_app_backup_FullBackup), 1207 REG_JNI(register_android_app_ActivityThread), 1208 REG_JNI(register_android_app_NativeActivity), 1209 REG_JNI(register_android_view_InputChannel), 1210 REG_JNI(register_android_view_InputQueue), 1211 REG_JNI(register_android_view_KeyEvent), 1212 REG_JNI(register_android_view_MotionEvent), 1213 REG_JNI(register_android_view_PointerIcon), 1214 REG_JNI(register_android_view_VelocityTracker), 1215 1216 REG_JNI(register_android_content_res_ObbScanner), 1217 REG_JNI(register_android_content_res_Configuration), 1218 1219 REG_JNI(register_android_animation_PropertyValuesHolder), 1220}; 1221 1222/* 1223 * Register android native functions with the VM. 1224 */ 1225/*static*/ int AndroidRuntime::startReg(JNIEnv* env) 1226{ 1227 /* 1228 * This hook causes all future threads created in this process to be 1229 * attached to the JavaVM. (This needs to go away in favor of JNI 1230 * Attach calls.) 1231 */ 1232 androidSetCreateThreadFunc((android_create_thread_fn) javaCreateThreadEtc); 1233 1234 LOGV("--- registering native functions ---\n"); 1235 1236 /* 1237 * Every "register" function calls one or more things that return 1238 * a local reference (e.g. FindClass). Because we haven't really 1239 * started the VM yet, they're all getting stored in the base frame 1240 * and never released. Use Push/Pop to manage the storage. 1241 */ 1242 env->PushLocalFrame(200); 1243 1244 if (register_jni_procs(gRegJNI, NELEM(gRegJNI), env) < 0) { 1245 env->PopLocalFrame(NULL); 1246 return -1; 1247 } 1248 env->PopLocalFrame(NULL); 1249 1250 //createJavaThread("fubar", quickTest, (void*) "hello"); 1251 1252 return 0; 1253} 1254 1255AndroidRuntime* AndroidRuntime::getRuntime() 1256{ 1257 return gCurRuntime; 1258} 1259 1260/** 1261 * Used by WithFramework to register native functions. 1262 */ 1263extern "C" 1264jint Java_com_android_internal_util_WithFramework_registerNatives( 1265 JNIEnv* env, jclass clazz) { 1266 return register_jni_procs(gRegJNI, NELEM(gRegJNI), env); 1267} 1268 1269/** 1270 * Used by LoadClass to register native functions. 1271 */ 1272extern "C" 1273jint Java_LoadClass_registerNatives(JNIEnv* env, jclass clazz) { 1274 return register_jni_procs(gRegJNI, NELEM(gRegJNI), env); 1275} 1276 1277} // namespace android 1278