AndroidRuntime.cpp revision 2352b978a3c94cd88f41d0d908f961333fdac1e9
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_Path(JNIEnv* env); 109extern int register_android_graphics_PathMeasure(JNIEnv* env); 110extern int register_android_graphics_Picture(JNIEnv*); 111extern int register_android_graphics_PorterDuff(JNIEnv* env); 112extern int register_android_graphics_Rasterizer(JNIEnv* env); 113extern int register_android_graphics_Region(JNIEnv* env); 114extern int register_android_graphics_SurfaceTexture(JNIEnv* env); 115extern int register_android_graphics_Xfermode(JNIEnv* env); 116extern int register_android_graphics_PixelFormat(JNIEnv* env); 117extern int register_com_android_internal_graphics_NativeUtils(JNIEnv *env); 118extern int register_android_view_Display(JNIEnv* env); 119extern int register_android_view_GLES20Canvas(JNIEnv* env); 120extern int register_android_view_Surface(JNIEnv* env); 121extern int register_android_view_ViewRoot(JNIEnv* env); 122extern int register_android_database_CursorWindow(JNIEnv* env); 123extern int register_android_database_SQLiteCompiledSql(JNIEnv* env); 124extern int register_android_database_SQLiteDatabase(JNIEnv* env); 125extern int register_android_database_SQLiteDebug(JNIEnv* env); 126extern int register_android_database_SQLiteProgram(JNIEnv* env); 127extern int register_android_database_SQLiteQuery(JNIEnv* env); 128extern int register_android_database_SQLiteStatement(JNIEnv* env); 129extern int register_android_debug_JNITest(JNIEnv* env); 130extern int register_android_nio_utils(JNIEnv* env); 131extern int register_android_nfc_NdefMessage(JNIEnv *env); 132extern int register_android_nfc_NdefRecord(JNIEnv *env); 133extern int register_android_pim_EventRecurrence(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_ActivityThread(JNIEnv *env); 168extern int register_android_app_NativeActivity(JNIEnv *env); 169extern int register_android_view_InputChannel(JNIEnv* env); 170extern int register_android_view_InputQueue(JNIEnv* env); 171extern int register_android_view_KeyEvent(JNIEnv* env); 172extern int register_android_view_MotionEvent(JNIEnv* env); 173extern int register_android_view_PointerIcon(JNIEnv* env); 174extern int register_android_view_VelocityTracker(JNIEnv* env); 175extern int register_android_content_res_ObbScanner(JNIEnv* env); 176extern int register_android_content_res_Configuration(JNIEnv* env); 177extern int register_android_animation_PropertyValuesHolder(JNIEnv *env); 178 179static AndroidRuntime* gCurRuntime = NULL; 180 181static void doThrow(JNIEnv* env, const char* exc, const char* msg = NULL) 182{ 183 if (jniThrowException(env, exc, msg) != 0) 184 assert(false); 185} 186 187/* 188 * Code written in the Java Programming Language calls here from main(). 189 */ 190static void com_android_internal_os_RuntimeInit_finishInit(JNIEnv* env, jobject clazz) 191{ 192 gCurRuntime->onStarted(); 193} 194 195static void com_android_internal_os_RuntimeInit_zygoteInit(JNIEnv* env, jobject clazz) 196{ 197 gCurRuntime->onZygoteInit(); 198} 199 200static jint com_android_internal_os_RuntimeInit_isComputerOn(JNIEnv* env, jobject clazz) 201{ 202 return 1; 203} 204 205static void com_android_internal_os_RuntimeInit_turnComputerOn(JNIEnv* env, jobject clazz) 206{ 207} 208 209static jint com_android_internal_os_RuntimeInit_getQwertyKeyboard(JNIEnv* env, jobject clazz) 210{ 211 char* value = getenv("qwerty"); 212 if (value != NULL && strcmp(value, "true") == 0) { 213 return 1; 214 } 215 216 return 0; 217} 218 219/* 220 * JNI registration. 221 */ 222static JNINativeMethod gMethods[] = { 223 { "finishInit", "()V", 224 (void*) com_android_internal_os_RuntimeInit_finishInit }, 225 { "zygoteInitNative", "()V", 226 (void*) com_android_internal_os_RuntimeInit_zygoteInit }, 227 { "isComputerOn", "()I", 228 (void*) com_android_internal_os_RuntimeInit_isComputerOn }, 229 { "turnComputerOn", "()V", 230 (void*) com_android_internal_os_RuntimeInit_turnComputerOn }, 231 { "getQwertyKeyboard", "()I", 232 (void*) com_android_internal_os_RuntimeInit_getQwertyKeyboard }, 233}; 234 235int register_com_android_internal_os_RuntimeInit(JNIEnv* env) 236{ 237 return jniRegisterNativeMethods(env, "com/android/internal/os/RuntimeInit", 238 gMethods, NELEM(gMethods)); 239} 240 241// ---------------------------------------------------------------------- 242 243/*static*/ JavaVM* AndroidRuntime::mJavaVM = NULL; 244 245 246AndroidRuntime::AndroidRuntime() 247{ 248 SkGraphics::Init(); 249 // this sets our preference for 16bit images during decode 250 // in case the src is opaque and 24bit 251 SkImageDecoder::SetDeviceConfig(SkBitmap::kRGB_565_Config); 252 // This cache is shared between browser native images, and java "purgeable" 253 // bitmaps. This globalpool is for images that do not either use the java 254 // heap, or are not backed by ashmem. See BitmapFactory.cpp for the key 255 // java call site. 256 SkImageRef_GlobalPool::SetRAMBudget(512 * 1024); 257 // There is also a global font cache, but its budget is specified in code 258 // see SkFontHost_android.cpp 259 260 // Pre-allocate enough space to hold a fair number of options. 261 mOptions.setCapacity(20); 262 263 assert(gCurRuntime == NULL); // one per process 264 gCurRuntime = this; 265} 266 267AndroidRuntime::~AndroidRuntime() 268{ 269 SkGraphics::Term(); 270} 271 272/* 273 * Register native methods using JNI. 274 */ 275/*static*/ int AndroidRuntime::registerNativeMethods(JNIEnv* env, 276 const char* className, const JNINativeMethod* gMethods, int numMethods) 277{ 278 return jniRegisterNativeMethods(env, className, gMethods, numMethods); 279} 280 281status_t AndroidRuntime::callMain(const char* className, 282 jclass clazz, int argc, const char* const argv[]) 283{ 284 JNIEnv* env; 285 jmethodID methodId; 286 287 LOGD("Calling main entry %s", className); 288 289 env = getJNIEnv(); 290 if (clazz == NULL || env == NULL) { 291 return UNKNOWN_ERROR; 292 } 293 294 methodId = env->GetStaticMethodID(clazz, "main", "([Ljava/lang/String;)V"); 295 if (methodId == NULL) { 296 LOGE("ERROR: could not find method %s.main(String[])\n", className); 297 return UNKNOWN_ERROR; 298 } 299 300 /* 301 * We want to call main() with a String array with our arguments in it. 302 * Create an array and populate it. 303 */ 304 jclass stringClass; 305 jobjectArray strArray; 306 307 stringClass = env->FindClass("java/lang/String"); 308 strArray = env->NewObjectArray(argc, stringClass, NULL); 309 310 for (int i = 0; i < argc; i++) { 311 jstring argStr = env->NewStringUTF(argv[i]); 312 env->SetObjectArrayElement(strArray, i, argStr); 313 } 314 315 env->CallStaticVoidMethod(clazz, methodId, strArray); 316 return NO_ERROR; 317} 318 319/* 320 * The VM calls this through the "exit" hook. 321 */ 322static void runtime_exit(int code) 323{ 324 gCurRuntime->onExit(code); 325 exit(code); 326} 327 328/* 329 * The VM calls this through the "vfprintf" hook. 330 * 331 * We ignore "fp" and just write the results to the log file. 332 */ 333static void runtime_vfprintf(FILE* fp, const char* format, va_list ap) 334{ 335 LOG_PRI_VA(ANDROID_LOG_INFO, "vm-printf", format, ap); 336} 337 338/** 339 * The VM calls this when mutex contention debugging is enabled to 340 * determine whether or not the blocked thread was a "sensitive thread" 341 * for user responsiveness/smoothess. 342 * 343 * Our policy for this is whether or not we're tracing any StrictMode 344 * events on this thread (which we might've inherited via Binder calls 345 * into us) 346 */ 347static bool runtime_isSensitiveThread() { 348 IPCThreadState* state = IPCThreadState::selfOrNull(); 349 return state && state->getStrictModePolicy() != 0; 350} 351 352 353/** 354 * Add VM arguments to the to-be-executed VM 355 * Stops at first non '-' argument (also stops at an argument of '--') 356 * Returns the number of args consumed 357 */ 358int AndroidRuntime::addVmArguments(int argc, const char* const argv[]) 359{ 360 int i; 361 362 for (i = 0; i<argc; i++) { 363 if (argv[i][0] != '-') { 364 return i; 365 } 366 if (argv[i][1] == '-' && argv[i][2] == 0) { 367 return i+1; 368 } 369 370 JavaVMOption opt; 371 memset(&opt, 0, sizeof(opt)); 372 opt.optionString = (char*)argv[i]; 373 mOptions.add(opt); 374 } 375 return i; 376} 377 378static int hasDir(const char* dir) 379{ 380 struct stat s; 381 int res = stat(dir, &s); 382 if (res == 0) { 383 return S_ISDIR(s.st_mode); 384 } 385 return 0; 386} 387 388/* 389 * We just want failed write() calls to just return with an error. 390 */ 391static void blockSigpipe() 392{ 393 sigset_t mask; 394 395 sigemptyset(&mask); 396 sigaddset(&mask, SIGPIPE); 397 if (sigprocmask(SIG_BLOCK, &mask, NULL) != 0) 398 LOGW("WARNING: SIGPIPE not blocked\n"); 399} 400 401/* 402 * Read the persistent locale. 403 */ 404static void readLocale(char* language, char* region) 405{ 406 char propLang[PROPERTY_VALUE_MAX], propRegn[PROPERTY_VALUE_MAX]; 407 408 property_get("persist.sys.language", propLang, ""); 409 property_get("persist.sys.country", propRegn, ""); 410 if (*propLang == 0 && *propRegn == 0) { 411 /* Set to ro properties, default is en_US */ 412 property_get("ro.product.locale.language", propLang, "en"); 413 property_get("ro.product.locale.region", propRegn, "US"); 414 } 415 strncat(language, propLang, 2); 416 strncat(region, propRegn, 2); 417 //LOGD("language=%s region=%s\n", language, region); 418} 419 420/* 421 * Parse a property containing space-separated options that should be 422 * passed directly to the VM, e.g. "-Xmx32m -verbose:gc -Xregenmap". 423 * 424 * This will cut up "extraOptsBuf" as we chop it into individual options. 425 * 426 * Adds the strings, if any, to mOptions. 427 */ 428void AndroidRuntime::parseExtraOpts(char* extraOptsBuf) 429{ 430 JavaVMOption opt; 431 char* start; 432 char* end; 433 434 memset(&opt, 0, sizeof(opt)); 435 start = extraOptsBuf; 436 while (*start != '\0') { 437 while (*start == ' ') /* skip leading whitespace */ 438 start++; 439 if (*start == '\0') /* was trailing ws, bail */ 440 break; 441 442 end = start+1; 443 while (*end != ' ' && *end != '\0') /* find end of token */ 444 end++; 445 if (*end == ' ') 446 *end++ = '\0'; /* mark end, advance to indicate more */ 447 448 opt.optionString = start; 449 mOptions.add(opt); 450 start = end; 451 } 452} 453 454/* 455 * Start the Dalvik Virtual Machine. 456 * 457 * Various arguments, most determined by system properties, are passed in. 458 * The "mOptions" vector is updated. 459 * 460 * Returns 0 on success. 461 */ 462int AndroidRuntime::startVm(JavaVM** pJavaVM, JNIEnv** pEnv) 463{ 464 int result = -1; 465 JavaVMInitArgs initArgs; 466 JavaVMOption opt; 467 char propBuf[PROPERTY_VALUE_MAX]; 468 char stackTraceFileBuf[PROPERTY_VALUE_MAX]; 469 char dexoptFlagsBuf[PROPERTY_VALUE_MAX]; 470 char enableAssertBuf[sizeof("-ea:")-1 + PROPERTY_VALUE_MAX]; 471 char jniOptsBuf[sizeof("-Xjniopts:")-1 + PROPERTY_VALUE_MAX]; 472 char heapstartsizeOptsBuf[sizeof("-Xms")-1 + PROPERTY_VALUE_MAX]; 473 char heapsizeOptsBuf[sizeof("-Xmx")-1 + PROPERTY_VALUE_MAX]; 474 char heapgrowthlimitOptsBuf[sizeof("-XX:HeapGrowthLimit=")-1 + PROPERTY_VALUE_MAX]; 475 char extraOptsBuf[PROPERTY_VALUE_MAX]; 476 char* stackTraceFile = NULL; 477 bool checkJni = false; 478 bool checkDexSum = false; 479 bool logStdio = false; 480 enum { 481 kEMDefault, 482 kEMIntPortable, 483 kEMIntFast, 484#if defined(WITH_JIT) 485 kEMJitCompiler, 486#endif 487 } executionMode = kEMDefault; 488 489 490 property_get("dalvik.vm.checkjni", propBuf, ""); 491 if (strcmp(propBuf, "true") == 0) { 492 checkJni = true; 493 } else if (strcmp(propBuf, "false") != 0) { 494 /* property is neither true nor false; fall back on kernel parameter */ 495 property_get("ro.kernel.android.checkjni", propBuf, ""); 496 if (propBuf[0] == '1') { 497 checkJni = true; 498 } 499 } 500 501 property_get("dalvik.vm.execution-mode", propBuf, ""); 502 if (strcmp(propBuf, "int:portable") == 0) { 503 executionMode = kEMIntPortable; 504 } else if (strcmp(propBuf, "int:fast") == 0) { 505 executionMode = kEMIntFast; 506#if defined(WITH_JIT) 507 } else if (strcmp(propBuf, "int:jit") == 0) { 508 executionMode = kEMJitCompiler; 509#endif 510 } 511 512 property_get("dalvik.vm.stack-trace-file", stackTraceFileBuf, ""); 513 514 property_get("dalvik.vm.check-dex-sum", propBuf, ""); 515 if (strcmp(propBuf, "true") == 0) { 516 checkDexSum = true; 517 } 518 519 property_get("log.redirect-stdio", propBuf, ""); 520 if (strcmp(propBuf, "true") == 0) { 521 logStdio = true; 522 } 523 524 strcpy(enableAssertBuf, "-ea:"); 525 property_get("dalvik.vm.enableassertions", enableAssertBuf+4, ""); 526 527 strcpy(jniOptsBuf, "-Xjniopts:"); 528 property_get("dalvik.vm.jniopts", jniOptsBuf+10, ""); 529 530 /* route exit() to our handler */ 531 opt.extraInfo = (void*) runtime_exit; 532 opt.optionString = "exit"; 533 mOptions.add(opt); 534 535 /* route fprintf() to our handler */ 536 opt.extraInfo = (void*) runtime_vfprintf; 537 opt.optionString = "vfprintf"; 538 mOptions.add(opt); 539 540 /* register the framework-specific "is sensitive thread" hook */ 541 opt.extraInfo = (void*) runtime_isSensitiveThread; 542 opt.optionString = "sensitiveThread"; 543 mOptions.add(opt); 544 545 opt.extraInfo = NULL; 546 547 /* enable verbose; standard options are { jni, gc, class } */ 548 //options[curOpt++].optionString = "-verbose:jni"; 549 opt.optionString = "-verbose:gc"; 550 mOptions.add(opt); 551 //options[curOpt++].optionString = "-verbose:class"; 552 553 /* 554 * The default starting and maximum size of the heap. Larger 555 * values should be specified in a product property override. 556 */ 557 strcpy(heapstartsizeOptsBuf, "-Xms"); 558 property_get("dalvik.vm.heapstartsize", heapstartsizeOptsBuf+4, "4m"); 559 opt.optionString = heapstartsizeOptsBuf; 560 mOptions.add(opt); 561 strcpy(heapsizeOptsBuf, "-Xmx"); 562 property_get("dalvik.vm.heapsize", heapsizeOptsBuf+4, "16m"); 563 opt.optionString = heapsizeOptsBuf; 564 mOptions.add(opt); 565 566 strcpy(heapgrowthlimitOptsBuf, "-XX:HeapGrowthLimit="); 567 property_get("dalvik.vm.heapgrowthlimit", heapgrowthlimitOptsBuf+20, ""); 568 if (heapgrowthlimitOptsBuf[20] != '\0') { 569 opt.optionString = heapgrowthlimitOptsBuf; 570 mOptions.add(opt); 571 } 572 573 /* 574 * Enable or disable dexopt features, such as bytecode verification and 575 * calculation of register maps for precise GC. 576 */ 577 property_get("dalvik.vm.dexopt-flags", dexoptFlagsBuf, ""); 578 if (dexoptFlagsBuf[0] != '\0') { 579 const char* opc; 580 const char* val; 581 582 opc = strstr(dexoptFlagsBuf, "v="); /* verification */ 583 if (opc != NULL) { 584 switch (*(opc+2)) { 585 case 'n': val = "-Xverify:none"; break; 586 case 'r': val = "-Xverify:remote"; break; 587 case 'a': val = "-Xverify:all"; break; 588 default: val = NULL; break; 589 } 590 591 if (val != NULL) { 592 opt.optionString = val; 593 mOptions.add(opt); 594 } 595 } 596 597 opc = strstr(dexoptFlagsBuf, "o="); /* optimization */ 598 if (opc != NULL) { 599 switch (*(opc+2)) { 600 case 'n': val = "-Xdexopt:none"; break; 601 case 'v': val = "-Xdexopt:verified"; break; 602 case 'a': val = "-Xdexopt:all"; break; 603 case 'f': val = "-Xdexopt:full"; break; 604 default: val = NULL; break; 605 } 606 607 if (val != NULL) { 608 opt.optionString = val; 609 mOptions.add(opt); 610 } 611 } 612 613 opc = strstr(dexoptFlagsBuf, "m=y"); /* register map */ 614 if (opc != NULL) { 615 opt.optionString = "-Xgenregmap"; 616 mOptions.add(opt); 617 618 /* turn on precise GC while we're at it */ 619 opt.optionString = "-Xgc:precise"; 620 mOptions.add(opt); 621 } 622 } 623 624 /* enable debugging; set suspend=y to pause during VM init */ 625#ifdef HAVE_ANDROID_OS 626 /* use android ADB transport */ 627 opt.optionString = 628 "-agentlib:jdwp=transport=dt_android_adb,suspend=n,server=y"; 629#else 630 /* use TCP socket; address=0 means start at port 8000 and probe up */ 631 LOGI("Using TCP socket for JDWP\n"); 632 opt.optionString = 633 "-agentlib:jdwp=transport=dt_socket,suspend=n,server=y,address=0"; 634#endif 635 mOptions.add(opt); 636 637 char enableDPBuf[sizeof("-Xdeadlockpredict:") + PROPERTY_VALUE_MAX]; 638 property_get("dalvik.vm.deadlock-predict", propBuf, ""); 639 if (strlen(propBuf) > 0) { 640 strcpy(enableDPBuf, "-Xdeadlockpredict:"); 641 strcat(enableDPBuf, propBuf); 642 opt.optionString = enableDPBuf; 643 mOptions.add(opt); 644 } 645 646 LOGD("CheckJNI is %s\n", checkJni ? "ON" : "OFF"); 647 if (checkJni) { 648 /* extended JNI checking */ 649 opt.optionString = "-Xcheck:jni"; 650 mOptions.add(opt); 651 652 /* set a cap on JNI global references */ 653 opt.optionString = "-Xjnigreflimit:2000"; 654 mOptions.add(opt); 655 656 /* with -Xcheck:jni, this provides a JNI function call trace */ 657 //opt.optionString = "-verbose:jni"; 658 //mOptions.add(opt); 659 } 660 661 char lockProfThresholdBuf[sizeof("-Xlockprofthreshold:") + sizeof(propBuf)]; 662 property_get("dalvik.vm.lockprof.threshold", propBuf, ""); 663 if (strlen(propBuf) > 0) { 664 strcpy(lockProfThresholdBuf, "-Xlockprofthreshold:"); 665 strcat(lockProfThresholdBuf, propBuf); 666 opt.optionString = lockProfThresholdBuf; 667 mOptions.add(opt); 668 } 669 670#if defined(WITH_JIT) 671 /* Force interpreter-only mode for selected opcodes. Eg "1-0a,3c,f1-ff" */ 672 char jitOpBuf[sizeof("-Xjitop:") + PROPERTY_VALUE_MAX]; 673 property_get("dalvik.vm.jit.op", propBuf, ""); 674 if (strlen(propBuf) > 0) { 675 strcpy(jitOpBuf, "-Xjitop:"); 676 strcat(jitOpBuf, propBuf); 677 opt.optionString = jitOpBuf; 678 mOptions.add(opt); 679 } 680 681 /* Force interpreter-only mode for selected methods */ 682 char jitMethodBuf[sizeof("-Xjitmethod:") + PROPERTY_VALUE_MAX]; 683 property_get("dalvik.vm.jit.method", propBuf, ""); 684 if (strlen(propBuf) > 0) { 685 strcpy(jitMethodBuf, "-Xjitmethod:"); 686 strcat(jitMethodBuf, propBuf); 687 opt.optionString = jitMethodBuf; 688 mOptions.add(opt); 689 } 690#endif 691 692 if (executionMode == kEMIntPortable) { 693 opt.optionString = "-Xint:portable"; 694 mOptions.add(opt); 695 } else if (executionMode == kEMIntFast) { 696 opt.optionString = "-Xint:fast"; 697 mOptions.add(opt); 698#if defined(WITH_JIT) 699 } else if (executionMode == kEMJitCompiler) { 700 opt.optionString = "-Xint:jit"; 701 mOptions.add(opt); 702#endif 703 } 704 705 if (checkDexSum) { 706 /* perform additional DEX checksum tests */ 707 opt.optionString = "-Xcheckdexsum"; 708 mOptions.add(opt); 709 } 710 711 if (logStdio) { 712 /* convert stdout/stderr to log messages */ 713 opt.optionString = "-Xlog-stdio"; 714 mOptions.add(opt); 715 } 716 717 if (enableAssertBuf[4] != '\0') { 718 /* accept "all" to mean "all classes and packages" */ 719 if (strcmp(enableAssertBuf+4, "all") == 0) 720 enableAssertBuf[3] = '\0'; 721 LOGI("Assertions enabled: '%s'\n", enableAssertBuf); 722 opt.optionString = enableAssertBuf; 723 mOptions.add(opt); 724 } else { 725 LOGV("Assertions disabled\n"); 726 } 727 728 if (jniOptsBuf[10] != '\0') { 729 LOGI("JNI options: '%s'\n", jniOptsBuf); 730 opt.optionString = jniOptsBuf; 731 mOptions.add(opt); 732 } 733 734 if (stackTraceFileBuf[0] != '\0') { 735 static const char* stfOptName = "-Xstacktracefile:"; 736 737 stackTraceFile = (char*) malloc(strlen(stfOptName) + 738 strlen(stackTraceFileBuf) +1); 739 strcpy(stackTraceFile, stfOptName); 740 strcat(stackTraceFile, stackTraceFileBuf); 741 opt.optionString = stackTraceFile; 742 mOptions.add(opt); 743 } 744 745 /* extra options; parse this late so it overrides others */ 746 property_get("dalvik.vm.extra-opts", extraOptsBuf, ""); 747 parseExtraOpts(extraOptsBuf); 748 749 /* Set the properties for locale */ 750 { 751 char langOption[sizeof("-Duser.language=") + 3]; 752 char regionOption[sizeof("-Duser.region=") + 3]; 753 strcpy(langOption, "-Duser.language="); 754 strcpy(regionOption, "-Duser.region="); 755 readLocale(langOption, regionOption); 756 opt.extraInfo = NULL; 757 opt.optionString = langOption; 758 mOptions.add(opt); 759 opt.optionString = regionOption; 760 mOptions.add(opt); 761 } 762 763 /* 764 * We don't have /tmp on the device, but we often have an SD card. Apps 765 * shouldn't use this, but some test suites might want to exercise it. 766 */ 767 opt.optionString = "-Djava.io.tmpdir=/sdcard"; 768 mOptions.add(opt); 769 770 initArgs.version = JNI_VERSION_1_4; 771 initArgs.options = mOptions.editArray(); 772 initArgs.nOptions = mOptions.size(); 773 initArgs.ignoreUnrecognized = JNI_FALSE; 774 775 /* 776 * Initialize the VM. 777 * 778 * The JavaVM* is essentially per-process, and the JNIEnv* is per-thread. 779 * If this call succeeds, the VM is ready, and we can start issuing 780 * JNI calls. 781 */ 782 if (JNI_CreateJavaVM(pJavaVM, pEnv, &initArgs) < 0) { 783 LOGE("JNI_CreateJavaVM failed\n"); 784 goto bail; 785 } 786 787 result = 0; 788 789bail: 790 free(stackTraceFile); 791 return result; 792} 793 794char* AndroidRuntime::toSlashClassName(const char* className) 795{ 796 char* result = strdup(className); 797 for (char* cp = result; *cp != '\0'; cp++) { 798 if (*cp == '.') { 799 *cp = '/'; 800 } 801 } 802 return result; 803} 804 805/* 806 * Start the Android runtime. This involves starting the virtual machine 807 * and calling the "static void main(String[] args)" method in the class 808 * named by "className". 809 */ 810void AndroidRuntime::start(const char* className, const bool startSystemServer) 811{ 812 LOGD("\n>>>>>> AndroidRuntime START %s <<<<<<\n", 813 className != NULL ? className : "(unknown)"); 814 815 blockSigpipe(); 816 817 /* 818 * 'startSystemServer == true' means runtime is obsolete and not run from 819 * init.rc anymore, so we print out the boot start event here. 820 */ 821 if (startSystemServer) { 822 /* track our progress through the boot sequence */ 823 const int LOG_BOOT_PROGRESS_START = 3000; 824 LOG_EVENT_LONG(LOG_BOOT_PROGRESS_START, 825 ns2ms(systemTime(SYSTEM_TIME_MONOTONIC))); 826 } 827 828 const char* rootDir = getenv("ANDROID_ROOT"); 829 if (rootDir == NULL) { 830 rootDir = "/system"; 831 if (!hasDir("/system")) { 832 LOG_FATAL("No root directory specified, and /android does not exist."); 833 return; 834 } 835 setenv("ANDROID_ROOT", rootDir, 1); 836 } 837 838 //const char* kernelHack = getenv("LD_ASSUME_KERNEL"); 839 //LOGD("Found LD_ASSUME_KERNEL='%s'\n", kernelHack); 840 841 /* start the virtual machine */ 842 JNIEnv* env; 843 if (startVm(&mJavaVM, &env) != 0) { 844 return; 845 } 846 onVmCreated(env); 847 848 /* 849 * Register android functions. 850 */ 851 if (startReg(env) < 0) { 852 LOGE("Unable to register all android natives\n"); 853 return; 854 } 855 856 /* 857 * We want to call main() with a String array with arguments in it. 858 * At present we only have one argument, the class name. Create an 859 * array to hold it. 860 */ 861 jclass stringClass; 862 jobjectArray strArray; 863 jstring classNameStr; 864 jstring startSystemServerStr; 865 866 stringClass = env->FindClass("java/lang/String"); 867 assert(stringClass != NULL); 868 strArray = env->NewObjectArray(2, stringClass, NULL); 869 assert(strArray != NULL); 870 classNameStr = env->NewStringUTF(className); 871 assert(classNameStr != NULL); 872 env->SetObjectArrayElement(strArray, 0, classNameStr); 873 startSystemServerStr = env->NewStringUTF(startSystemServer ? 874 "true" : "false"); 875 env->SetObjectArrayElement(strArray, 1, startSystemServerStr); 876 877 /* 878 * Start VM. This thread becomes the main thread of the VM, and will 879 * not return until the VM exits. 880 */ 881 char* slashClassName = toSlashClassName(className); 882 jclass startClass = env->FindClass(slashClassName); 883 if (startClass == NULL) { 884 LOGE("JavaVM unable to locate class '%s'\n", slashClassName); 885 /* keep going */ 886 } else { 887 jmethodID startMeth = env->GetStaticMethodID(startClass, "main", 888 "([Ljava/lang/String;)V"); 889 if (startMeth == NULL) { 890 LOGE("JavaVM unable to find main() in '%s'\n", className); 891 /* keep going */ 892 } else { 893 env->CallStaticVoidMethod(startClass, startMeth, strArray); 894 895#if 0 896 if (env->ExceptionCheck()) 897 threadExitUncaughtException(env); 898#endif 899 } 900 } 901 free(slashClassName); 902 903 LOGD("Shutting down VM\n"); 904 if (mJavaVM->DetachCurrentThread() != JNI_OK) 905 LOGW("Warning: unable to detach main thread\n"); 906 if (mJavaVM->DestroyJavaVM() != 0) 907 LOGW("Warning: VM did not shut down cleanly\n"); 908} 909 910void AndroidRuntime::start() 911{ 912 start("com.android.internal.os.RuntimeInit", 913 false /* Don't start the system server */); 914} 915 916void AndroidRuntime::onExit(int code) 917{ 918 LOGV("AndroidRuntime onExit calling exit(%d)", code); 919 exit(code); 920} 921 922void AndroidRuntime::onVmCreated(JNIEnv* env) 923{ 924 // If AndroidRuntime had anything to do here, we'd have done it in 'start'. 925} 926 927/* 928 * Get the JNIEnv pointer for this thread. 929 * 930 * Returns NULL if the slot wasn't allocated or populated. 931 */ 932/*static*/ JNIEnv* AndroidRuntime::getJNIEnv() 933{ 934 JNIEnv* env; 935 JavaVM* vm = AndroidRuntime::getJavaVM(); 936 assert(vm != NULL); 937 938 if (vm->GetEnv((void**) &env, JNI_VERSION_1_4) != JNI_OK) 939 return NULL; 940 return env; 941} 942 943/* 944 * Makes the current thread visible to the VM. 945 * 946 * The JNIEnv pointer returned is only valid for the current thread, and 947 * thus must be tucked into thread-local storage. 948 */ 949static int javaAttachThread(const char* threadName, JNIEnv** pEnv) 950{ 951 JavaVMAttachArgs args; 952 JavaVM* vm; 953 jint result; 954 955 vm = AndroidRuntime::getJavaVM(); 956 assert(vm != NULL); 957 958 args.version = JNI_VERSION_1_4; 959 args.name = (char*) threadName; 960 args.group = NULL; 961 962 result = vm->AttachCurrentThread(pEnv, (void*) &args); 963 if (result != JNI_OK) 964 LOGI("NOTE: attach of thread '%s' failed\n", threadName); 965 966 return result; 967} 968 969/* 970 * Detach the current thread from the set visible to the VM. 971 */ 972static int javaDetachThread(void) 973{ 974 JavaVM* vm; 975 jint result; 976 977 vm = AndroidRuntime::getJavaVM(); 978 assert(vm != NULL); 979 980 result = vm->DetachCurrentThread(); 981 if (result != JNI_OK) 982 LOGE("ERROR: thread detach failed\n"); 983 return result; 984} 985 986/* 987 * When starting a native thread that will be visible from the VM, we 988 * bounce through this to get the right attach/detach action. 989 * Note that this function calls free(args) 990 */ 991/*static*/ int AndroidRuntime::javaThreadShell(void* args) { 992 void* start = ((void**)args)[0]; 993 void* userData = ((void **)args)[1]; 994 char* name = (char*) ((void **)args)[2]; // we own this storage 995 free(args); 996 JNIEnv* env; 997 int result; 998 999 /* hook us into the VM */ 1000 if (javaAttachThread(name, &env) != JNI_OK) 1001 return -1; 1002 1003 /* start the thread running */ 1004 result = (*(android_thread_func_t)start)(userData); 1005 1006 /* unhook us */ 1007 javaDetachThread(); 1008 free(name); 1009 1010 return result; 1011} 1012 1013/* 1014 * This is invoked from androidCreateThreadEtc() via the callback 1015 * set with androidSetCreateThreadFunc(). 1016 * 1017 * We need to create the new thread in such a way that it gets hooked 1018 * into the VM before it really starts executing. 1019 */ 1020/*static*/ int AndroidRuntime::javaCreateThreadEtc( 1021 android_thread_func_t entryFunction, 1022 void* userData, 1023 const char* threadName, 1024 int32_t threadPriority, 1025 size_t threadStackSize, 1026 android_thread_id_t* threadId) 1027{ 1028 void** args = (void**) malloc(3 * sizeof(void*)); // javaThreadShell must free 1029 int result; 1030 1031 assert(threadName != NULL); 1032 1033 args[0] = (void*) entryFunction; 1034 args[1] = userData; 1035 args[2] = (void*) strdup(threadName); // javaThreadShell must free 1036 1037 result = androidCreateRawThreadEtc(AndroidRuntime::javaThreadShell, args, 1038 threadName, threadPriority, threadStackSize, threadId); 1039 return result; 1040} 1041 1042/* 1043 * Create a thread that is visible from the VM. 1044 * 1045 * This is called from elsewhere in the library. 1046 */ 1047/*static*/ android_thread_id_t AndroidRuntime::createJavaThread(const char* name, 1048 void (*start)(void *), void* arg) 1049{ 1050 android_thread_id_t threadId = 0; 1051 javaCreateThreadEtc((android_thread_func_t) start, arg, name, 1052 ANDROID_PRIORITY_DEFAULT, 0, &threadId); 1053 return threadId; 1054} 1055 1056#if 0 1057static void quickTest(void* arg) 1058{ 1059 const char* str = (const char*) arg; 1060 1061 printf("In quickTest: %s\n", str); 1062} 1063#endif 1064 1065#ifdef NDEBUG 1066 #define REG_JNI(name) { name } 1067 struct RegJNIRec { 1068 int (*mProc)(JNIEnv*); 1069 }; 1070#else 1071 #define REG_JNI(name) { name, #name } 1072 struct RegJNIRec { 1073 int (*mProc)(JNIEnv*); 1074 const char* mName; 1075 }; 1076#endif 1077 1078typedef void (*RegJAMProc)(); 1079 1080static int register_jni_procs(const RegJNIRec array[], size_t count, JNIEnv* env) 1081{ 1082 for (size_t i = 0; i < count; i++) { 1083 if (array[i].mProc(env) < 0) { 1084#ifndef NDEBUG 1085 LOGD("----------!!! %s failed to load\n", array[i].mName); 1086#endif 1087 return -1; 1088 } 1089 } 1090 return 0; 1091} 1092 1093static void register_jam_procs(const RegJAMProc array[], size_t count) 1094{ 1095 for (size_t i = 0; i < count; i++) { 1096 array[i](); 1097 } 1098} 1099 1100static const RegJNIRec gRegJNI[] = { 1101 REG_JNI(register_android_debug_JNITest), 1102 REG_JNI(register_com_android_internal_os_RuntimeInit), 1103 REG_JNI(register_android_os_SystemClock), 1104 REG_JNI(register_android_util_EventLog), 1105 REG_JNI(register_android_util_Log), 1106 REG_JNI(register_android_util_FloatMath), 1107 REG_JNI(register_android_text_format_Time), 1108 REG_JNI(register_android_pim_EventRecurrence), 1109 REG_JNI(register_android_content_AssetManager), 1110 REG_JNI(register_android_content_StringBlock), 1111 REG_JNI(register_android_content_XmlBlock), 1112 REG_JNI(register_android_emoji_EmojiFactory), 1113 REG_JNI(register_android_text_AndroidCharacter), 1114 REG_JNI(register_android_text_AndroidBidi), 1115 REG_JNI(register_android_text_KeyCharacterMap), 1116 REG_JNI(register_android_os_Process), 1117 REG_JNI(register_android_os_SystemProperties), 1118 REG_JNI(register_android_os_Binder), 1119 REG_JNI(register_android_view_Display), 1120 REG_JNI(register_android_nio_utils), 1121 REG_JNI(register_android_graphics_PixelFormat), 1122 REG_JNI(register_android_graphics_Graphics), 1123 REG_JNI(register_android_view_GLES20Canvas), 1124 REG_JNI(register_android_view_Surface), 1125 REG_JNI(register_android_view_ViewRoot), 1126 REG_JNI(register_com_google_android_gles_jni_EGLImpl), 1127 REG_JNI(register_com_google_android_gles_jni_GLImpl), 1128 REG_JNI(register_android_opengl_jni_GLES10), 1129 REG_JNI(register_android_opengl_jni_GLES10Ext), 1130 REG_JNI(register_android_opengl_jni_GLES11), 1131 REG_JNI(register_android_opengl_jni_GLES11Ext), 1132 REG_JNI(register_android_opengl_jni_GLES20), 1133 1134 REG_JNI(register_android_graphics_Bitmap), 1135 REG_JNI(register_android_graphics_BitmapFactory), 1136 REG_JNI(register_android_graphics_BitmapRegionDecoder), 1137 REG_JNI(register_android_graphics_Camera), 1138 REG_JNI(register_android_graphics_Canvas), 1139 REG_JNI(register_android_graphics_ColorFilter), 1140 REG_JNI(register_android_graphics_DrawFilter), 1141 REG_JNI(register_android_graphics_Interpolator), 1142 REG_JNI(register_android_graphics_LayerRasterizer), 1143 REG_JNI(register_android_graphics_MaskFilter), 1144 REG_JNI(register_android_graphics_Matrix), 1145 REG_JNI(register_android_graphics_Movie), 1146 REG_JNI(register_android_graphics_NinePatch), 1147 REG_JNI(register_android_graphics_Paint), 1148 REG_JNI(register_android_graphics_Path), 1149 REG_JNI(register_android_graphics_PathMeasure), 1150 REG_JNI(register_android_graphics_PathEffect), 1151 REG_JNI(register_android_graphics_Picture), 1152 REG_JNI(register_android_graphics_PorterDuff), 1153 REG_JNI(register_android_graphics_Rasterizer), 1154 REG_JNI(register_android_graphics_Region), 1155 REG_JNI(register_android_graphics_Shader), 1156 REG_JNI(register_android_graphics_SurfaceTexture), 1157 REG_JNI(register_android_graphics_Typeface), 1158 REG_JNI(register_android_graphics_Xfermode), 1159 REG_JNI(register_android_graphics_YuvImage), 1160 REG_JNI(register_com_android_internal_graphics_NativeUtils), 1161 1162 REG_JNI(register_android_database_CursorWindow), 1163 REG_JNI(register_android_database_SQLiteCompiledSql), 1164 REG_JNI(register_android_database_SQLiteDatabase), 1165 REG_JNI(register_android_database_SQLiteDebug), 1166 REG_JNI(register_android_database_SQLiteProgram), 1167 REG_JNI(register_android_database_SQLiteQuery), 1168 REG_JNI(register_android_database_SQLiteStatement), 1169 REG_JNI(register_android_os_Debug), 1170 REG_JNI(register_android_os_FileObserver), 1171 REG_JNI(register_android_os_FileUtils), 1172 REG_JNI(register_android_os_MessageQueue), 1173 REG_JNI(register_android_os_ParcelFileDescriptor), 1174 REG_JNI(register_android_os_Power), 1175 REG_JNI(register_android_os_StatFs), 1176 REG_JNI(register_android_os_UEventObserver), 1177 REG_JNI(register_android_net_LocalSocketImpl), 1178 REG_JNI(register_android_net_NetworkUtils), 1179 REG_JNI(register_android_net_TrafficStats), 1180 REG_JNI(register_android_net_wifi_WifiManager), 1181 REG_JNI(register_android_nfc_NdefMessage), 1182 REG_JNI(register_android_nfc_NdefRecord), 1183 REG_JNI(register_android_os_MemoryFile), 1184 REG_JNI(register_com_android_internal_os_ZygoteInit), 1185 REG_JNI(register_android_hardware_Camera), 1186 REG_JNI(register_android_hardware_SensorManager), 1187 REG_JNI(register_android_hardware_UsbDevice), 1188 REG_JNI(register_android_hardware_UsbDeviceConnection), 1189 REG_JNI(register_android_hardware_UsbRequest), 1190 REG_JNI(register_android_media_AudioRecord), 1191 REG_JNI(register_android_media_AudioSystem), 1192 REG_JNI(register_android_media_AudioTrack), 1193 REG_JNI(register_android_media_JetPlayer), 1194 REG_JNI(register_android_media_ToneGenerator), 1195 1196 REG_JNI(register_android_opengl_classes), 1197 REG_JNI(register_android_bluetooth_HeadsetBase), 1198 REG_JNI(register_android_bluetooth_BluetoothAudioGateway), 1199 REG_JNI(register_android_bluetooth_BluetoothSocket), 1200 REG_JNI(register_android_server_BluetoothService), 1201 REG_JNI(register_android_server_BluetoothEventLoop), 1202 REG_JNI(register_android_server_BluetoothA2dpService), 1203 REG_JNI(register_android_server_Watchdog), 1204 REG_JNI(register_android_ddm_DdmHandleNativeHeap), 1205 REG_JNI(register_android_backup_BackupDataInput), 1206 REG_JNI(register_android_backup_BackupDataOutput), 1207 REG_JNI(register_android_backup_FileBackupHelperBase), 1208 REG_JNI(register_android_backup_BackupHelperDispatcher), 1209 1210 REG_JNI(register_android_app_ActivityThread), 1211 REG_JNI(register_android_app_NativeActivity), 1212 REG_JNI(register_android_view_InputChannel), 1213 REG_JNI(register_android_view_InputQueue), 1214 REG_JNI(register_android_view_KeyEvent), 1215 REG_JNI(register_android_view_MotionEvent), 1216 REG_JNI(register_android_view_PointerIcon), 1217 REG_JNI(register_android_view_VelocityTracker), 1218 1219 REG_JNI(register_android_content_res_ObbScanner), 1220 REG_JNI(register_android_content_res_Configuration), 1221 1222 REG_JNI(register_android_animation_PropertyValuesHolder), 1223}; 1224 1225/* 1226 * Register android native functions with the VM. 1227 */ 1228/*static*/ int AndroidRuntime::startReg(JNIEnv* env) 1229{ 1230 /* 1231 * This hook causes all future threads created in this process to be 1232 * attached to the JavaVM. (This needs to go away in favor of JNI 1233 * Attach calls.) 1234 */ 1235 androidSetCreateThreadFunc((android_create_thread_fn) javaCreateThreadEtc); 1236 1237 LOGV("--- registering native functions ---\n"); 1238 1239 /* 1240 * Every "register" function calls one or more things that return 1241 * a local reference (e.g. FindClass). Because we haven't really 1242 * started the VM yet, they're all getting stored in the base frame 1243 * and never released. Use Push/Pop to manage the storage. 1244 */ 1245 env->PushLocalFrame(200); 1246 1247 if (register_jni_procs(gRegJNI, NELEM(gRegJNI), env) < 0) { 1248 env->PopLocalFrame(NULL); 1249 return -1; 1250 } 1251 env->PopLocalFrame(NULL); 1252 1253 //createJavaThread("fubar", quickTest, (void*) "hello"); 1254 1255 return 0; 1256} 1257 1258AndroidRuntime* AndroidRuntime::getRuntime() 1259{ 1260 return gCurRuntime; 1261} 1262 1263/** 1264 * Used by WithFramework to register native functions. 1265 */ 1266extern "C" 1267jint Java_com_android_internal_util_WithFramework_registerNatives( 1268 JNIEnv* env, jclass clazz) { 1269 return register_jni_procs(gRegJNI, NELEM(gRegJNI), env); 1270} 1271 1272/** 1273 * Used by LoadClass to register native functions. 1274 */ 1275extern "C" 1276jint Java_LoadClass_registerNatives(JNIEnv* env, jclass clazz) { 1277 return register_jni_procs(gRegJNI, NELEM(gRegJNI), env); 1278} 1279 1280} // namespace android 1281