AndroidRuntime.cpp revision a40b3a8d98ca7d3daa3ae7651263fe3c35b0b908
1/* //device/libs/android_runtime/AndroidRuntime.cpp 2** 3** Copyright 2006, The Android Open Source Project 4** 5** Licensed under the Apache License, Version 2.0 (the "License"); 6** you may not use this file except in compliance with the License. 7** You may obtain a copy of the License at 8** 9** http://www.apache.org/licenses/LICENSE-2.0 10** 11** Unless required by applicable law or agreed to in writing, software 12** distributed under the License is distributed on an "AS IS" BASIS, 13** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 14** See the License for the specific language governing permissions and 15** limitations under the License. 16*/ 17 18#define LOG_TAG "AndroidRuntime" 19//#define LOG_NDEBUG 0 20 21#include <android_runtime/AndroidRuntime.h> 22#include <binder/IBinder.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_Camera(JNIEnv* env); 57extern int register_android_graphics_Graphics(JNIEnv* env); 58extern int register_android_graphics_Interpolator(JNIEnv* env); 59extern int register_android_graphics_LayerRasterizer(JNIEnv*); 60extern int register_android_graphics_MaskFilter(JNIEnv* env); 61extern int register_android_graphics_Movie(JNIEnv* env); 62extern int register_android_graphics_NinePatch(JNIEnv*); 63extern int register_android_graphics_PathEffect(JNIEnv* env); 64extern int register_android_graphics_Region(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); 78 79extern int register_android_hardware_SensorManager(JNIEnv *env); 80 81extern int register_android_media_AudioRecord(JNIEnv *env); 82extern int register_android_media_AudioSystem(JNIEnv *env); 83extern int register_android_media_AudioTrack(JNIEnv *env); 84extern int register_android_media_JetPlayer(JNIEnv *env); 85extern int register_android_media_ToneGenerator(JNIEnv *env); 86 87extern int register_android_message_digest_sha1(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_Xfermode(JNIEnv* env); 114extern int register_android_graphics_PixelFormat(JNIEnv* env); 115extern int register_com_android_internal_graphics_NativeUtils(JNIEnv *env); 116extern int register_android_view_Display(JNIEnv* env); 117extern int register_android_view_Surface(JNIEnv* env); 118extern int register_android_view_ViewRoot(JNIEnv* env); 119extern int register_android_database_CursorWindow(JNIEnv* env); 120extern int register_android_database_SQLiteCompiledSql(JNIEnv* env); 121extern int register_android_database_SQLiteDatabase(JNIEnv* env); 122extern int register_android_database_SQLiteDebug(JNIEnv* env); 123extern int register_android_database_SQLiteProgram(JNIEnv* env); 124extern int register_android_database_SQLiteQuery(JNIEnv* env); 125extern int register_android_database_SQLiteStatement(JNIEnv* env); 126extern int register_android_debug_JNITest(JNIEnv* env); 127extern int register_android_nio_utils(JNIEnv* env); 128extern int register_android_pim_EventRecurrence(JNIEnv* env); 129extern int register_android_text_format_Time(JNIEnv* env); 130extern int register_android_os_Debug(JNIEnv* env); 131extern int register_android_os_ParcelFileDescriptor(JNIEnv *env); 132extern int register_android_os_Power(JNIEnv *env); 133extern int register_android_os_StatFs(JNIEnv *env); 134extern int register_android_os_SystemProperties(JNIEnv *env); 135extern int register_android_os_SystemClock(JNIEnv* env); 136extern int register_android_os_FileObserver(JNIEnv *env); 137extern int register_android_os_FileUtils(JNIEnv *env); 138extern int register_android_os_UEventObserver(JNIEnv* env); 139extern int register_android_os_MemoryFile(JNIEnv* env); 140extern int register_android_net_LocalSocketImpl(JNIEnv* env); 141extern int register_android_net_NetworkUtils(JNIEnv* env); 142extern int register_android_net_TrafficStats(JNIEnv* env); 143extern int register_android_net_wifi_WifiManager(JNIEnv* env); 144extern int register_android_security_Md5MessageDigest(JNIEnv *env); 145extern int register_android_text_AndroidCharacter(JNIEnv *env); 146extern int register_android_text_AndroidBidi(JNIEnv *env); 147extern int register_android_text_KeyCharacterMap(JNIEnv *env); 148extern int register_android_opengl_classes(JNIEnv *env); 149extern int register_android_bluetooth_HeadsetBase(JNIEnv* env); 150extern int register_android_bluetooth_BluetoothAudioGateway(JNIEnv* env); 151extern int register_android_bluetooth_BluetoothSocket(JNIEnv *env); 152extern int register_android_bluetooth_ScoSocket(JNIEnv *env); 153extern int register_android_server_BluetoothService(JNIEnv* env); 154extern int register_android_server_BluetoothEventLoop(JNIEnv *env); 155extern int register_android_server_BluetoothA2dpService(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); 162 163static AndroidRuntime* gCurRuntime = NULL; 164 165static void doThrow(JNIEnv* env, const char* exc, const char* msg = NULL) 166{ 167 if (jniThrowException(env, exc, msg) != 0) 168 assert(false); 169} 170 171/* 172 * Code written in the Java Programming Language calls here from main(). 173 */ 174static void com_android_internal_os_RuntimeInit_finishInit(JNIEnv* env, jobject clazz) 175{ 176 gCurRuntime->onStarted(); 177} 178 179static void com_android_internal_os_RuntimeInit_zygoteInit(JNIEnv* env, jobject clazz) 180{ 181 gCurRuntime->onZygoteInit(); 182} 183 184static jint com_android_internal_os_RuntimeInit_isComputerOn(JNIEnv* env, jobject clazz) 185{ 186 return 1; 187} 188 189static void com_android_internal_os_RuntimeInit_turnComputerOn(JNIEnv* env, jobject clazz) 190{ 191} 192 193static jint com_android_internal_os_RuntimeInit_getQwertyKeyboard(JNIEnv* env, jobject clazz) 194{ 195 char* value = getenv("qwerty"); 196 if (value != NULL && strcmp(value, "true") == 0) { 197 return 1; 198 } 199 200 return 0; 201} 202 203/* 204 * JNI registration. 205 */ 206static JNINativeMethod gMethods[] = { 207 { "finishInit", "()V", 208 (void*) com_android_internal_os_RuntimeInit_finishInit }, 209 { "zygoteInitNative", "()V", 210 (void*) com_android_internal_os_RuntimeInit_zygoteInit }, 211 { "isComputerOn", "()I", 212 (void*) com_android_internal_os_RuntimeInit_isComputerOn }, 213 { "turnComputerOn", "()V", 214 (void*) com_android_internal_os_RuntimeInit_turnComputerOn }, 215 { "getQwertyKeyboard", "()I", 216 (void*) com_android_internal_os_RuntimeInit_getQwertyKeyboard }, 217}; 218 219int register_com_android_internal_os_RuntimeInit(JNIEnv* env) 220{ 221 return jniRegisterNativeMethods(env, "com/android/internal/os/RuntimeInit", 222 gMethods, NELEM(gMethods)); 223} 224 225// ---------------------------------------------------------------------- 226 227/*static*/ JavaVM* AndroidRuntime::mJavaVM = NULL; 228 229 230AndroidRuntime::AndroidRuntime() 231{ 232 SkGraphics::Init(); 233 // this sets our preference for 16bit images during decode 234 // in case the src is opaque and 24bit 235 SkImageDecoder::SetDeviceConfig(SkBitmap::kRGB_565_Config); 236 // This cache is shared between browser native images, and java "purgeable" 237 // bitmaps. This globalpool is for images that do not either use the java 238 // heap, or are not backed by ashmem. See BitmapFactory.cpp for the key 239 // java call site. 240 SkImageRef_GlobalPool::SetRAMBudget(512 * 1024); 241 // There is also a global font cache, but its budget is specified in code 242 // see SkFontHost_android.cpp 243 244 // Pre-allocate enough space to hold a fair number of options. 245 mOptions.setCapacity(20); 246 247 assert(gCurRuntime == NULL); // one per process 248 gCurRuntime = this; 249} 250 251AndroidRuntime::~AndroidRuntime() 252{ 253 SkGraphics::Term(); 254} 255 256/* 257 * Register native methods using JNI. 258 */ 259/*static*/ int AndroidRuntime::registerNativeMethods(JNIEnv* env, 260 const char* className, const JNINativeMethod* gMethods, int numMethods) 261{ 262 return jniRegisterNativeMethods(env, className, gMethods, numMethods); 263} 264 265/* 266 * Call a static Java Programming Language function that takes no arguments and returns void. 267 */ 268status_t AndroidRuntime::callStatic(const char* className, const char* methodName) 269{ 270 JNIEnv* env; 271 jclass clazz; 272 jmethodID methodId; 273 274 env = getJNIEnv(); 275 if (env == NULL) 276 return UNKNOWN_ERROR; 277 278 clazz = findClass(env, className); 279 if (clazz == NULL) { 280 LOGE("ERROR: could not find class '%s'\n", className); 281 return UNKNOWN_ERROR; 282 } 283 methodId = env->GetStaticMethodID(clazz, methodName, "()V"); 284 if (methodId == NULL) { 285 LOGE("ERROR: could not find method %s.%s\n", className, methodName); 286 return UNKNOWN_ERROR; 287 } 288 289 env->CallStaticVoidMethod(clazz, methodId); 290 291 return NO_ERROR; 292} 293 294status_t AndroidRuntime::callMain( 295 const char* className, int argc, const char* const argv[]) 296{ 297 JNIEnv* env; 298 jclass clazz; 299 jmethodID methodId; 300 301 env = getJNIEnv(); 302 if (env == NULL) 303 return UNKNOWN_ERROR; 304 305 clazz = findClass(env, className); 306 if (clazz == NULL) { 307 LOGE("ERROR: could not find class '%s'\n", className); 308 return UNKNOWN_ERROR; 309 } 310 311 methodId = env->GetStaticMethodID(clazz, "main", "([Ljava/lang/String;)V"); 312 if (methodId == NULL) { 313 LOGE("ERROR: could not find method %s.main(String[])\n", className); 314 return UNKNOWN_ERROR; 315 } 316 317 /* 318 * We want to call main() with a String array with our arguments in it. 319 * Create an array and populate it. 320 */ 321 jclass stringClass; 322 jobjectArray strArray; 323 324 stringClass = env->FindClass("java/lang/String"); 325 strArray = env->NewObjectArray(argc, stringClass, NULL); 326 327 for (int i = 0; i < argc; i++) { 328 jstring argStr = env->NewStringUTF(argv[i]); 329 env->SetObjectArrayElement(strArray, i, argStr); 330 } 331 332 env->CallStaticVoidMethod(clazz, methodId, strArray); 333 return NO_ERROR; 334} 335 336/* 337 * Find the named class. 338 */ 339jclass AndroidRuntime::findClass(JNIEnv* env, const char* className) 340{ 341 char* convName = NULL; 342 343 if (env->ExceptionCheck()) { 344 LOGE("ERROR: exception pending on entry to findClass()\n"); 345 return NULL; 346 } 347 348 /* 349 * JNI FindClass uses class names with slashes, but ClassLoader.loadClass 350 * uses the dotted "binary name" format. We don't need to convert the 351 * name with the new approach. 352 */ 353#if 0 354 /* (convName only created if necessary -- use className) */ 355 for (char* cp = const_cast<char*>(className); *cp != '\0'; cp++) { 356 if (*cp == '.') { 357 if (convName == NULL) { 358 convName = strdup(className); 359 cp = convName + (cp-className); 360 className = convName; 361 } 362 *cp = '/'; 363 } 364 } 365#endif 366 367 /* 368 * This is a little awkward because the JNI FindClass call uses the 369 * class loader associated with the native method we're executing in. 370 * Because this native method is part of a "boot" class, JNI doesn't 371 * look for the class in CLASSPATH, which unfortunately is a likely 372 * location for it. (Had we issued the FindClass call before calling 373 * into the VM -- at which point there isn't a native method frame on 374 * the stack -- the VM would have checked CLASSPATH. We have to do 375 * this because we call into Java Programming Language code and 376 * bounce back out.) 377 * 378 * JNI lacks a "find class in a specific class loader" operation, so we 379 * have to do things the hard way. 380 */ 381 jclass cls = NULL; 382 //cls = env->FindClass(className); 383 384 jclass javaLangClassLoader; 385 jmethodID getSystemClassLoader, loadClass; 386 jobject systemClassLoader; 387 jstring strClassName; 388 389 /* find the "system" class loader; none of this is expected to fail */ 390 javaLangClassLoader = env->FindClass("java/lang/ClassLoader"); 391 assert(javaLangClassLoader != NULL); 392 getSystemClassLoader = env->GetStaticMethodID(javaLangClassLoader, 393 "getSystemClassLoader", "()Ljava/lang/ClassLoader;"); 394 loadClass = env->GetMethodID(javaLangClassLoader, 395 "loadClass", "(Ljava/lang/String;)Ljava/lang/Class;"); 396 assert(getSystemClassLoader != NULL && loadClass != NULL); 397 systemClassLoader = env->CallStaticObjectMethod(javaLangClassLoader, 398 getSystemClassLoader); 399 assert(systemClassLoader != NULL); 400 401 /* create an object for the class name string; alloc could fail */ 402 strClassName = env->NewStringUTF(className); 403 if (env->ExceptionCheck()) { 404 LOGE("ERROR: unable to convert '%s' to string\n", className); 405 goto bail; 406 } 407 LOGV("system class loader is %p, loading %p (%s)\n", 408 systemClassLoader, strClassName, className); 409 410 /* try to find the named class */ 411 cls = (jclass) env->CallObjectMethod(systemClassLoader, loadClass, 412 strClassName); 413 if (env->ExceptionCheck()) { 414 LOGE("ERROR: unable to load class '%s' from %p\n", 415 className, systemClassLoader); 416 cls = NULL; 417 goto bail; 418 } 419 420bail: 421 free(convName); 422 return cls; 423} 424 425/* 426 * The VM calls this through the "exit" hook. 427 */ 428static void runtime_exit(int code) 429{ 430 gCurRuntime->onExit(code); 431 exit(code); 432} 433 434/* 435 * The VM calls this through the "vfprintf" hook. 436 * 437 * We ignore "fp" and just write the results to the log file. 438 */ 439static void runtime_vfprintf(FILE* fp, const char* format, va_list ap) 440{ 441 LOG_PRI_VA(ANDROID_LOG_INFO, "vm-printf", format, ap); 442} 443 444 445/** 446 * Add VM arguments to the to-be-executed VM 447 * Stops at first non '-' argument (also stops at an argument of '--') 448 * Returns the number of args consumed 449 */ 450int AndroidRuntime::addVmArguments(int argc, const char* const argv[]) 451{ 452 int i; 453 454 for (i = 0; i<argc; i++) { 455 if (argv[i][0] != '-') { 456 return i; 457 } 458 if (argv[i][1] == '-' && argv[i][2] == 0) { 459 return i+1; 460 } 461 462 JavaVMOption opt; 463 memset(&opt, 0, sizeof(opt)); 464 opt.optionString = (char*)argv[i]; 465 mOptions.add(opt); 466 } 467 return i; 468} 469 470static int hasDir(const char* dir) 471{ 472 struct stat s; 473 int res = stat(dir, &s); 474 if (res == 0) { 475 return S_ISDIR(s.st_mode); 476 } 477 return 0; 478} 479 480/* 481 * We just want failed write() calls to just return with an error. 482 */ 483static void blockSigpipe() 484{ 485 sigset_t mask; 486 487 sigemptyset(&mask); 488 sigaddset(&mask, SIGPIPE); 489 if (sigprocmask(SIG_BLOCK, &mask, NULL) != 0) 490 LOGW("WARNING: SIGPIPE not blocked\n"); 491} 492 493/* 494 * Read the persistent locale. 495 */ 496static void readLocale(char* language, char* region) 497{ 498 char propLang[PROPERTY_VALUE_MAX], propRegn[PROPERTY_VALUE_MAX]; 499 500 property_get("persist.sys.language", propLang, ""); 501 property_get("persist.sys.country", propRegn, ""); 502 if (*propLang == 0 && *propRegn == 0) { 503 /* Set to ro properties, default is en_US */ 504 property_get("ro.product.locale.language", propLang, "en"); 505 property_get("ro.product.locale.region", propRegn, "US"); 506 } 507 strncat(language, propLang, 2); 508 strncat(region, propRegn, 2); 509 //LOGD("language=%s region=%s\n", language, region); 510} 511 512/* 513 * Start the Dalvik Virtual Machine. 514 * 515 * Various arguments, most determined by system properties, are passed in. 516 * The "mOptions" vector is updated. 517 * 518 * Returns 0 on success. 519 */ 520int AndroidRuntime::startVm(JavaVM** pJavaVM, JNIEnv** pEnv) 521{ 522 int result = -1; 523 JavaVMInitArgs initArgs; 524 JavaVMOption opt; 525 char propBuf[PROPERTY_VALUE_MAX]; 526 char stackTraceFileBuf[PROPERTY_VALUE_MAX]; 527 char dexoptFlagsBuf[PROPERTY_VALUE_MAX]; 528 char enableAssertBuf[sizeof("-ea:")-1 + PROPERTY_VALUE_MAX]; 529 char jniOptsBuf[sizeof("-Xjniopts:")-1 + PROPERTY_VALUE_MAX]; 530 char heapsizeOptsBuf[sizeof("-Xmx")-1 + PROPERTY_VALUE_MAX]; 531 char* stackTraceFile = NULL; 532 bool checkJni = false; 533 bool checkDexSum = false; 534 bool logStdio = false; 535 enum { 536 kEMDefault, 537 kEMIntPortable, 538 kEMIntFast, 539#if defined(WITH_JIT) 540 kEMJitCompiler, 541#endif 542 } executionMode = kEMDefault; 543 544 545 property_get("dalvik.vm.checkjni", propBuf, ""); 546 if (strcmp(propBuf, "true") == 0) { 547 checkJni = true; 548 } else if (strcmp(propBuf, "false") != 0) { 549 /* property is neither true nor false; fall back on kernel parameter */ 550 property_get("ro.kernel.android.checkjni", propBuf, ""); 551 if (propBuf[0] == '1') { 552 checkJni = true; 553 } 554 } 555 556 property_get("dalvik.vm.execution-mode", propBuf, ""); 557 if (strcmp(propBuf, "int:portable") == 0) { 558 executionMode = kEMIntPortable; 559 } else if (strcmp(propBuf, "int:fast") == 0) { 560 executionMode = kEMIntFast; 561#if defined(WITH_JIT) 562 } else if (strcmp(propBuf, "int:jit") == 0) { 563 executionMode = kEMJitCompiler; 564#endif 565 } 566 567 property_get("dalvik.vm.stack-trace-file", stackTraceFileBuf, ""); 568 569 property_get("dalvik.vm.check-dex-sum", propBuf, ""); 570 if (strcmp(propBuf, "true") == 0) { 571 checkDexSum = true; 572 } 573 574 property_get("log.redirect-stdio", propBuf, ""); 575 if (strcmp(propBuf, "true") == 0) { 576 logStdio = true; 577 } 578 579 strcpy(enableAssertBuf, "-ea:"); 580 property_get("dalvik.vm.enableassertions", enableAssertBuf+4, ""); 581 582 strcpy(jniOptsBuf, "-Xjniopts:"); 583 property_get("dalvik.vm.jniopts", jniOptsBuf+10, ""); 584 585 /* route exit() to our handler */ 586 opt.extraInfo = (void*) runtime_exit; 587 opt.optionString = "exit"; 588 mOptions.add(opt); 589 590 /* route fprintf() to our handler */ 591 opt.extraInfo = (void*) runtime_vfprintf; 592 opt.optionString = "vfprintf"; 593 mOptions.add(opt); 594 595 opt.extraInfo = NULL; 596 597 /* enable verbose; standard options are { jni, gc, class } */ 598 //options[curOpt++].optionString = "-verbose:jni"; 599 opt.optionString = "-verbose:gc"; 600 mOptions.add(opt); 601 //options[curOpt++].optionString = "-verbose:class"; 602 603 strcpy(heapsizeOptsBuf, "-Xmx"); 604 property_get("dalvik.vm.heapsize", heapsizeOptsBuf+4, "16m"); 605 //LOGI("Heap size: %s", heapsizeOptsBuf); 606 opt.optionString = heapsizeOptsBuf; 607 mOptions.add(opt); 608 609 /* 610 * Enable or disable dexopt features, such as bytecode verification and 611 * calculation of register maps for precise GC. 612 */ 613 property_get("dalvik.vm.dexopt-flags", dexoptFlagsBuf, ""); 614 if (dexoptFlagsBuf[0] != '\0') { 615 const char* opc; 616 const char* val; 617 618 opc = strstr(dexoptFlagsBuf, "v="); /* verification */ 619 if (opc != NULL) { 620 switch (*(opc+2)) { 621 case 'n': val = "-Xverify:none"; break; 622 case 'r': val = "-Xverify:remote"; break; 623 case 'a': val = "-Xverify:all"; break; 624 default: val = NULL; break; 625 } 626 627 if (val != NULL) { 628 opt.optionString = val; 629 mOptions.add(opt); 630 } 631 } 632 633 opc = strstr(dexoptFlagsBuf, "o="); /* optimization */ 634 if (opc != NULL) { 635 switch (*(opc+2)) { 636 case 'n': val = "-Xdexopt:none"; break; 637 case 'v': val = "-Xdexopt:verified"; break; 638 case 'a': val = "-Xdexopt:all"; break; 639 default: val = NULL; break; 640 } 641 642 if (val != NULL) { 643 opt.optionString = val; 644 mOptions.add(opt); 645 } 646 } 647 648 opc = strstr(dexoptFlagsBuf, "m=y"); /* register map */ 649 if (opc != NULL) { 650 opt.optionString = "-Xgenregmap"; 651 mOptions.add(opt); 652 653 /* turn on precise GC while we're at it */ 654 opt.optionString = "-Xgc:precise"; 655 mOptions.add(opt); 656 } 657 } 658 659 /* enable poisoning of memory of freed objects */ 660 property_get("dalvik.vm.gc.overwritefree", propBuf, "false"); 661 if (strcmp(propBuf, "true") == 0) { 662 opt.optionString = "-Xgc:overwritefree"; 663 mOptions.add(opt); 664 } else if (strcmp(propBuf, "false") != 0) { 665 LOGW("dalvik.vm.gc.overwritefree should be 'true' or 'false'"); 666 } 667 668 /* enable debugging; set suspend=y to pause during VM init */ 669#ifdef HAVE_ANDROID_OS 670 /* use android ADB transport */ 671 opt.optionString = 672 "-agentlib:jdwp=transport=dt_android_adb,suspend=n,server=y"; 673#else 674 /* use TCP socket; address=0 means start at port 8000 and probe up */ 675 LOGI("Using TCP socket for JDWP\n"); 676 opt.optionString = 677 "-agentlib:jdwp=transport=dt_socket,suspend=n,server=y,address=0"; 678#endif 679 mOptions.add(opt); 680 681 char enableDPBuf[sizeof("-Xdeadlockpredict:") + PROPERTY_VALUE_MAX]; 682 property_get("dalvik.vm.deadlock-predict", propBuf, ""); 683 if (strlen(propBuf) > 0) { 684 strcpy(enableDPBuf, "-Xdeadlockpredict:"); 685 strcat(enableDPBuf, propBuf); 686 opt.optionString = enableDPBuf; 687 mOptions.add(opt); 688 } 689 690 LOGD("CheckJNI is %s\n", checkJni ? "ON" : "OFF"); 691 if (checkJni) { 692 /* extended JNI checking */ 693 opt.optionString = "-Xcheck:jni"; 694 mOptions.add(opt); 695 696 /* set a cap on JNI global references */ 697 opt.optionString = "-Xjnigreflimit:2000"; 698 mOptions.add(opt); 699 700 /* with -Xcheck:jni, this provides a JNI function call trace */ 701 //opt.optionString = "-verbose:jni"; 702 //mOptions.add(opt); 703 } 704 705#if defined(WITH_JIT) 706 /* Minimal profile threshold to trigger JIT compilation */ 707 char jitThresholdBuf[sizeof("-Xjitthreshold:") + PROPERTY_VALUE_MAX]; 708 property_get("dalvik.vm.jit.threshold", propBuf, ""); 709 if (strlen(propBuf) > 0) { 710 strcpy(jitThresholdBuf, "-Xjitthreshold:"); 711 strcat(jitThresholdBuf, propBuf); 712 opt.optionString = jitThresholdBuf; 713 mOptions.add(opt); 714 } 715 716 /* Force interpreter-only mode for selected opcodes. Eg "1-0a,3c,f1-ff" */ 717 char jitOpBuf[sizeof("-Xjitop:") + PROPERTY_VALUE_MAX]; 718 property_get("dalvik.vm.jit.op", propBuf, ""); 719 if (strlen(propBuf) > 0) { 720 strcpy(jitOpBuf, "-Xjitop:"); 721 strcat(jitOpBuf, propBuf); 722 opt.optionString = jitOpBuf; 723 mOptions.add(opt); 724 } 725 726 /* 727 * Reverse the polarity of dalvik.vm.jit.op and force interpreter-only 728 * for non-selected opcodes. 729 */ 730 property_get("dalvik.vm.jit.includeop", propBuf, ""); 731 if (strlen(propBuf) > 0) { 732 opt.optionString = "-Xincludeselectedop"; 733 mOptions.add(opt); 734 } 735 736 /* Force interpreter-only mode for selected methods */ 737 char jitMethodBuf[sizeof("-Xjitmethod:") + PROPERTY_VALUE_MAX]; 738 property_get("dalvik.vm.jit.method", propBuf, ""); 739 if (strlen(propBuf) > 0) { 740 strcpy(jitMethodBuf, "-Xjitmethod:"); 741 strcat(jitMethodBuf, propBuf); 742 opt.optionString = jitMethodBuf; 743 mOptions.add(opt); 744 } 745 746 /* 747 * Reverse the polarity of dalvik.vm.jit.method and force interpreter-only 748 * for non-selected methods. 749 */ 750 property_get("dalvik.vm.jit.includemethod", propBuf, ""); 751 if (strlen(propBuf) > 0) { 752 opt.optionString = "-Xincludeselectedmethod"; 753 mOptions.add(opt); 754 } 755 756 /* 757 * Enable profile collection on JIT'ed code. 758 */ 759 property_get("dalvik.vm.jit.profile", propBuf, ""); 760 if (strlen(propBuf) > 0) { 761 opt.optionString = "-Xjitprofile"; 762 mOptions.add(opt); 763 } 764 765 /* 766 * Disable optimizations by setting the corresponding bit to 1. 767 */ 768 char jitOptBuf[sizeof("-Xjitdisableopt:") + PROPERTY_VALUE_MAX]; 769 property_get("dalvik.vm.jit.disableopt", propBuf, ""); 770 if (strlen(propBuf) > 0) { 771 strcpy(jitOptBuf, "-Xjitdisableopt:"); 772 strcat(jitOptBuf, propBuf); 773 opt.optionString = jitOptBuf; 774 mOptions.add(opt); 775 } 776#endif 777 778 if (executionMode == kEMIntPortable) { 779 opt.optionString = "-Xint:portable"; 780 mOptions.add(opt); 781 } else if (executionMode == kEMIntFast) { 782 opt.optionString = "-Xint:fast"; 783 mOptions.add(opt); 784#if defined(WITH_JIT) 785 } else if (executionMode == kEMJitCompiler) { 786 opt.optionString = "-Xint:jit"; 787 mOptions.add(opt); 788#endif 789 } 790 791 if (checkDexSum) { 792 /* perform additional DEX checksum tests */ 793 opt.optionString = "-Xcheckdexsum"; 794 mOptions.add(opt); 795 } 796 797 if (logStdio) { 798 /* convert stdout/stderr to log messages */ 799 opt.optionString = "-Xlog-stdio"; 800 mOptions.add(opt); 801 } 802 803 if (enableAssertBuf[4] != '\0') { 804 /* accept "all" to mean "all classes and packages" */ 805 if (strcmp(enableAssertBuf+4, "all") == 0) 806 enableAssertBuf[3] = '\0'; 807 LOGI("Assertions enabled: '%s'\n", enableAssertBuf); 808 opt.optionString = enableAssertBuf; 809 mOptions.add(opt); 810 } else { 811 LOGV("Assertions disabled\n"); 812 } 813 814 if (jniOptsBuf[10] != '\0') { 815 LOGI("JNI options: '%s'\n", jniOptsBuf); 816 opt.optionString = jniOptsBuf; 817 mOptions.add(opt); 818 } 819 820 if (stackTraceFileBuf[0] != '\0') { 821 static const char* stfOptName = "-Xstacktracefile:"; 822 823 stackTraceFile = (char*) malloc(strlen(stfOptName) + 824 strlen(stackTraceFileBuf) +1); 825 strcpy(stackTraceFile, stfOptName); 826 strcat(stackTraceFile, stackTraceFileBuf); 827 opt.optionString = stackTraceFile; 828 mOptions.add(opt); 829 } 830 831 /* Set the properties for locale */ 832 { 833 char langOption[sizeof("-Duser.language=") + 3]; 834 char regionOption[sizeof("-Duser.region=") + 3]; 835 strcpy(langOption, "-Duser.language="); 836 strcpy(regionOption, "-Duser.region="); 837 readLocale(langOption, regionOption); 838 opt.extraInfo = NULL; 839 opt.optionString = langOption; 840 mOptions.add(opt); 841 opt.optionString = regionOption; 842 mOptions.add(opt); 843 } 844 845 /* 846 * We don't have /tmp on the device, but we often have an SD card. Apps 847 * shouldn't use this, but some test suites might want to exercise it. 848 */ 849 opt.optionString = "-Djava.io.tmpdir=/sdcard"; 850 mOptions.add(opt); 851 852 initArgs.version = JNI_VERSION_1_4; 853 initArgs.options = mOptions.editArray(); 854 initArgs.nOptions = mOptions.size(); 855 initArgs.ignoreUnrecognized = JNI_FALSE; 856 857 /* 858 * Initialize the VM. 859 * 860 * The JavaVM* is essentially per-process, and the JNIEnv* is per-thread. 861 * If this call succeeds, the VM is ready, and we can start issuing 862 * JNI calls. 863 */ 864 if (JNI_CreateJavaVM(pJavaVM, pEnv, &initArgs) < 0) { 865 LOGE("JNI_CreateJavaVM failed\n"); 866 goto bail; 867 } 868 869 result = 0; 870 871bail: 872 free(stackTraceFile); 873 return result; 874} 875 876/* 877 * Start the Android runtime. This involves starting the virtual machine 878 * and calling the "static void main(String[] args)" method in the class 879 * named by "className". 880 */ 881void AndroidRuntime::start(const char* className, const bool startSystemServer) 882{ 883 LOGD("\n>>>>>>>>>>>>>> AndroidRuntime START <<<<<<<<<<<<<<\n"); 884 885 char* slashClassName = NULL; 886 char* cp; 887 JNIEnv* env; 888 889 blockSigpipe(); 890 891 /* 892 * 'startSystemServer == true' means runtime is obslete and not run from 893 * init.rc anymore, so we print out the boot start event here. 894 */ 895 if (startSystemServer) { 896 /* track our progress through the boot sequence */ 897 const int LOG_BOOT_PROGRESS_START = 3000; 898 LOG_EVENT_LONG(LOG_BOOT_PROGRESS_START, 899 ns2ms(systemTime(SYSTEM_TIME_MONOTONIC))); 900 } 901 902 const char* rootDir = getenv("ANDROID_ROOT"); 903 if (rootDir == NULL) { 904 rootDir = "/system"; 905 if (!hasDir("/system")) { 906 LOG_FATAL("No root directory specified, and /android does not exist."); 907 goto bail; 908 } 909 setenv("ANDROID_ROOT", rootDir, 1); 910 } 911 912 //const char* kernelHack = getenv("LD_ASSUME_KERNEL"); 913 //LOGD("Found LD_ASSUME_KERNEL='%s'\n", kernelHack); 914 915 /* start the virtual machine */ 916 if (startVm(&mJavaVM, &env) != 0) 917 goto bail; 918 919 /* 920 * Register android functions. 921 */ 922 if (startReg(env) < 0) { 923 LOGE("Unable to register all android natives\n"); 924 goto bail; 925 } 926 927 /* 928 * We want to call main() with a String array with arguments in it. 929 * At present we only have one argument, the class name. Create an 930 * array to hold it. 931 */ 932 jclass stringClass; 933 jobjectArray strArray; 934 jstring classNameStr; 935 jstring startSystemServerStr; 936 937 stringClass = env->FindClass("java/lang/String"); 938 assert(stringClass != NULL); 939 strArray = env->NewObjectArray(2, stringClass, NULL); 940 assert(strArray != NULL); 941 classNameStr = env->NewStringUTF(className); 942 assert(classNameStr != NULL); 943 env->SetObjectArrayElement(strArray, 0, classNameStr); 944 startSystemServerStr = env->NewStringUTF(startSystemServer ? 945 "true" : "false"); 946 env->SetObjectArrayElement(strArray, 1, startSystemServerStr); 947 948 /* 949 * Start VM. This thread becomes the main thread of the VM, and will 950 * not return until the VM exits. 951 */ 952 jclass startClass; 953 jmethodID startMeth; 954 955 slashClassName = strdup(className); 956 for (cp = slashClassName; *cp != '\0'; cp++) 957 if (*cp == '.') 958 *cp = '/'; 959 960 startClass = env->FindClass(slashClassName); 961 if (startClass == NULL) { 962 LOGE("JavaVM unable to locate class '%s'\n", slashClassName); 963 /* keep going */ 964 } else { 965 startMeth = env->GetStaticMethodID(startClass, "main", 966 "([Ljava/lang/String;)V"); 967 if (startMeth == NULL) { 968 LOGE("JavaVM unable to find main() in '%s'\n", className); 969 /* keep going */ 970 } else { 971 env->CallStaticVoidMethod(startClass, startMeth, strArray); 972 973#if 0 974 if (env->ExceptionCheck()) 975 threadExitUncaughtException(env); 976#endif 977 } 978 } 979 980 LOGD("Shutting down VM\n"); 981 if (mJavaVM->DetachCurrentThread() != JNI_OK) 982 LOGW("Warning: unable to detach main thread\n"); 983 if (mJavaVM->DestroyJavaVM() != 0) 984 LOGW("Warning: VM did not shut down cleanly\n"); 985 986bail: 987 free(slashClassName); 988} 989 990void AndroidRuntime::start() 991{ 992 start("com.android.internal.os.RuntimeInit", 993 false /* Don't start the system server */); 994} 995 996void AndroidRuntime::onExit(int code) 997{ 998 LOGI("AndroidRuntime onExit calling exit(%d)", code); 999 exit(code); 1000} 1001 1002/* 1003 * Get the JNIEnv pointer for this thread. 1004 * 1005 * Returns NULL if the slot wasn't allocated or populated. 1006 */ 1007/*static*/ JNIEnv* AndroidRuntime::getJNIEnv() 1008{ 1009 JNIEnv* env; 1010 JavaVM* vm = AndroidRuntime::getJavaVM(); 1011 assert(vm != NULL); 1012 1013 if (vm->GetEnv((void**) &env, JNI_VERSION_1_4) != JNI_OK) 1014 return NULL; 1015 return env; 1016} 1017 1018/* 1019 * Makes the current thread visible to the VM. 1020 * 1021 * The JNIEnv pointer returned is only valid for the current thread, and 1022 * thus must be tucked into thread-local storage. 1023 */ 1024static int javaAttachThread(const char* threadName, JNIEnv** pEnv) 1025{ 1026 JavaVMAttachArgs args; 1027 JavaVM* vm; 1028 jint result; 1029 1030 vm = AndroidRuntime::getJavaVM(); 1031 assert(vm != NULL); 1032 1033 args.version = JNI_VERSION_1_4; 1034 args.name = (char*) threadName; 1035 args.group = NULL; 1036 1037 result = vm->AttachCurrentThread(pEnv, (void*) &args); 1038 if (result != JNI_OK) 1039 LOGI("NOTE: attach of thread '%s' failed\n", threadName); 1040 1041 return result; 1042} 1043 1044/* 1045 * Detach the current thread from the set visible to the VM. 1046 */ 1047static int javaDetachThread(void) 1048{ 1049 JavaVM* vm; 1050 jint result; 1051 1052 vm = AndroidRuntime::getJavaVM(); 1053 assert(vm != NULL); 1054 1055 result = vm->DetachCurrentThread(); 1056 if (result != JNI_OK) 1057 LOGE("ERROR: thread detach failed\n"); 1058 return result; 1059} 1060 1061/* 1062 * When starting a native thread that will be visible from the VM, we 1063 * bounce through this to get the right attach/detach action. 1064 * Note that this function calls free(args) 1065 */ 1066/*static*/ int AndroidRuntime::javaThreadShell(void* args) { 1067 void* start = ((void**)args)[0]; 1068 void* userData = ((void **)args)[1]; 1069 char* name = (char*) ((void **)args)[2]; // we own this storage 1070 free(args); 1071 JNIEnv* env; 1072 int result; 1073 1074 /* hook us into the VM */ 1075 if (javaAttachThread(name, &env) != JNI_OK) 1076 return -1; 1077 1078 /* start the thread running */ 1079 result = (*(android_thread_func_t)start)(userData); 1080 1081 /* unhook us */ 1082 javaDetachThread(); 1083 free(name); 1084 1085 return result; 1086} 1087 1088/* 1089 * This is invoked from androidCreateThreadEtc() via the callback 1090 * set with androidSetCreateThreadFunc(). 1091 * 1092 * We need to create the new thread in such a way that it gets hooked 1093 * into the VM before it really starts executing. 1094 */ 1095/*static*/ int AndroidRuntime::javaCreateThreadEtc( 1096 android_thread_func_t entryFunction, 1097 void* userData, 1098 const char* threadName, 1099 int32_t threadPriority, 1100 size_t threadStackSize, 1101 android_thread_id_t* threadId) 1102{ 1103 void** args = (void**) malloc(3 * sizeof(void*)); // javaThreadShell must free 1104 int result; 1105 1106 assert(threadName != NULL); 1107 1108 args[0] = (void*) entryFunction; 1109 args[1] = userData; 1110 args[2] = (void*) strdup(threadName); // javaThreadShell must free 1111 1112 result = androidCreateRawThreadEtc(AndroidRuntime::javaThreadShell, args, 1113 threadName, threadPriority, threadStackSize, threadId); 1114 return result; 1115} 1116 1117/* 1118 * Create a thread that is visible from the VM. 1119 * 1120 * This is called from elsewhere in the library. 1121 */ 1122/*static*/ void AndroidRuntime::createJavaThread(const char* name, 1123 void (*start)(void *), void* arg) 1124{ 1125 javaCreateThreadEtc((android_thread_func_t) start, arg, name, 1126 ANDROID_PRIORITY_DEFAULT, 0, NULL); 1127} 1128 1129#if 0 1130static void quickTest(void* arg) 1131{ 1132 const char* str = (const char*) arg; 1133 1134 printf("In quickTest: %s\n", str); 1135} 1136#endif 1137 1138#ifdef NDEBUG 1139 #define REG_JNI(name) { name } 1140 struct RegJNIRec { 1141 int (*mProc)(JNIEnv*); 1142 }; 1143#else 1144 #define REG_JNI(name) { name, #name } 1145 struct RegJNIRec { 1146 int (*mProc)(JNIEnv*); 1147 const char* mName; 1148 }; 1149#endif 1150 1151typedef void (*RegJAMProc)(); 1152 1153static int register_jni_procs(const RegJNIRec array[], size_t count, JNIEnv* env) 1154{ 1155 for (size_t i = 0; i < count; i++) { 1156 if (array[i].mProc(env) < 0) { 1157#ifndef NDEBUG 1158 LOGD("----------!!! %s failed to load\n", array[i].mName); 1159#endif 1160 return -1; 1161 } 1162 } 1163 return 0; 1164} 1165 1166static void register_jam_procs(const RegJAMProc array[], size_t count) 1167{ 1168 for (size_t i = 0; i < count; i++) { 1169 array[i](); 1170 } 1171} 1172 1173static const RegJNIRec gRegJNI[] = { 1174 REG_JNI(register_android_debug_JNITest), 1175 REG_JNI(register_com_android_internal_os_RuntimeInit), 1176 REG_JNI(register_android_os_SystemClock), 1177 REG_JNI(register_android_util_EventLog), 1178 REG_JNI(register_android_util_Log), 1179 REG_JNI(register_android_util_FloatMath), 1180 REG_JNI(register_android_text_format_Time), 1181 REG_JNI(register_android_pim_EventRecurrence), 1182 REG_JNI(register_android_content_AssetManager), 1183 REG_JNI(register_android_content_StringBlock), 1184 REG_JNI(register_android_content_XmlBlock), 1185 REG_JNI(register_android_emoji_EmojiFactory), 1186 REG_JNI(register_android_security_Md5MessageDigest), 1187 REG_JNI(register_android_text_AndroidCharacter), 1188 REG_JNI(register_android_text_AndroidBidi), 1189 REG_JNI(register_android_text_KeyCharacterMap), 1190 REG_JNI(register_android_os_Process), 1191 REG_JNI(register_android_os_Binder), 1192 REG_JNI(register_android_view_Display), 1193 REG_JNI(register_android_nio_utils), 1194 REG_JNI(register_android_graphics_PixelFormat), 1195 REG_JNI(register_android_graphics_Graphics), 1196 REG_JNI(register_android_view_Surface), 1197 REG_JNI(register_android_view_ViewRoot), 1198 REG_JNI(register_com_google_android_gles_jni_EGLImpl), 1199 REG_JNI(register_com_google_android_gles_jni_GLImpl), 1200 REG_JNI(register_android_opengl_jni_GLES10), 1201 REG_JNI(register_android_opengl_jni_GLES10Ext), 1202 REG_JNI(register_android_opengl_jni_GLES11), 1203 REG_JNI(register_android_opengl_jni_GLES11Ext), 1204 REG_JNI(register_android_opengl_jni_GLES20), 1205 1206 REG_JNI(register_android_graphics_Bitmap), 1207 REG_JNI(register_android_graphics_BitmapFactory), 1208 REG_JNI(register_android_graphics_Camera), 1209 REG_JNI(register_android_graphics_Canvas), 1210 REG_JNI(register_android_graphics_ColorFilter), 1211 REG_JNI(register_android_graphics_DrawFilter), 1212 REG_JNI(register_android_graphics_Interpolator), 1213 REG_JNI(register_android_graphics_LayerRasterizer), 1214 REG_JNI(register_android_graphics_MaskFilter), 1215 REG_JNI(register_android_graphics_Matrix), 1216 REG_JNI(register_android_graphics_Movie), 1217 REG_JNI(register_android_graphics_NinePatch), 1218 REG_JNI(register_android_graphics_Paint), 1219 REG_JNI(register_android_graphics_Path), 1220 REG_JNI(register_android_graphics_PathMeasure), 1221 REG_JNI(register_android_graphics_PathEffect), 1222 REG_JNI(register_android_graphics_Picture), 1223 REG_JNI(register_android_graphics_PorterDuff), 1224 REG_JNI(register_android_graphics_Rasterizer), 1225 REG_JNI(register_android_graphics_Region), 1226 REG_JNI(register_android_graphics_Shader), 1227 REG_JNI(register_android_graphics_Typeface), 1228 REG_JNI(register_android_graphics_Xfermode), 1229 REG_JNI(register_android_graphics_YuvImage), 1230 REG_JNI(register_com_android_internal_graphics_NativeUtils), 1231 1232 REG_JNI(register_android_database_CursorWindow), 1233 REG_JNI(register_android_database_SQLiteCompiledSql), 1234 REG_JNI(register_android_database_SQLiteDatabase), 1235 REG_JNI(register_android_database_SQLiteDebug), 1236 REG_JNI(register_android_database_SQLiteProgram), 1237 REG_JNI(register_android_database_SQLiteQuery), 1238 REG_JNI(register_android_database_SQLiteStatement), 1239 REG_JNI(register_android_os_Debug), 1240 REG_JNI(register_android_os_FileObserver), 1241 REG_JNI(register_android_os_FileUtils), 1242 REG_JNI(register_android_os_ParcelFileDescriptor), 1243 REG_JNI(register_android_os_Power), 1244 REG_JNI(register_android_os_StatFs), 1245 REG_JNI(register_android_os_SystemProperties), 1246 REG_JNI(register_android_os_UEventObserver), 1247 REG_JNI(register_android_net_LocalSocketImpl), 1248 REG_JNI(register_android_net_NetworkUtils), 1249 REG_JNI(register_android_net_TrafficStats), 1250 REG_JNI(register_android_net_wifi_WifiManager), 1251 REG_JNI(register_android_os_MemoryFile), 1252 REG_JNI(register_com_android_internal_os_ZygoteInit), 1253 REG_JNI(register_android_hardware_Camera), 1254 REG_JNI(register_android_hardware_SensorManager), 1255 REG_JNI(register_android_media_AudioRecord), 1256 REG_JNI(register_android_media_AudioSystem), 1257 REG_JNI(register_android_media_AudioTrack), 1258 REG_JNI(register_android_media_JetPlayer), 1259 REG_JNI(register_android_media_ToneGenerator), 1260 1261 REG_JNI(register_android_opengl_classes), 1262 REG_JNI(register_android_bluetooth_HeadsetBase), 1263 REG_JNI(register_android_bluetooth_BluetoothAudioGateway), 1264 REG_JNI(register_android_bluetooth_BluetoothSocket), 1265 REG_JNI(register_android_bluetooth_ScoSocket), 1266 REG_JNI(register_android_server_BluetoothService), 1267 REG_JNI(register_android_server_BluetoothEventLoop), 1268 REG_JNI(register_android_server_BluetoothA2dpService), 1269 REG_JNI(register_android_message_digest_sha1), 1270 REG_JNI(register_android_ddm_DdmHandleNativeHeap), 1271 REG_JNI(register_android_backup_BackupDataInput), 1272 REG_JNI(register_android_backup_BackupDataOutput), 1273 REG_JNI(register_android_backup_FileBackupHelperBase), 1274 REG_JNI(register_android_backup_BackupHelperDispatcher), 1275}; 1276 1277/* 1278 * Register android native functions with the VM. 1279 */ 1280/*static*/ int AndroidRuntime::startReg(JNIEnv* env) 1281{ 1282 /* 1283 * This hook causes all future threads created in this process to be 1284 * attached to the JavaVM. (This needs to go away in favor of JNI 1285 * Attach calls.) 1286 */ 1287 androidSetCreateThreadFunc((android_create_thread_fn) javaCreateThreadEtc); 1288 1289 LOGD("--- registering native functions ---\n"); 1290 1291 /* 1292 * Every "register" function calls one or more things that return 1293 * a local reference (e.g. FindClass). Because we haven't really 1294 * started the VM yet, they're all getting stored in the base frame 1295 * and never released. Use Push/Pop to manage the storage. 1296 */ 1297 env->PushLocalFrame(200); 1298 1299 if (register_jni_procs(gRegJNI, NELEM(gRegJNI), env) < 0) { 1300 env->PopLocalFrame(NULL); 1301 return -1; 1302 } 1303 env->PopLocalFrame(NULL); 1304 1305 //createJavaThread("fubar", quickTest, (void*) "hello"); 1306 1307 return 0; 1308} 1309 1310AndroidRuntime* AndroidRuntime::getRuntime() 1311{ 1312 return gCurRuntime; 1313} 1314 1315/** 1316 * Used by WithFramework to register native functions. 1317 */ 1318extern "C" 1319jint Java_com_android_internal_util_WithFramework_registerNatives( 1320 JNIEnv* env, jclass clazz) { 1321 return register_jni_procs(gRegJNI, NELEM(gRegJNI), env); 1322} 1323 1324/** 1325 * Used by LoadClass to register native functions. 1326 */ 1327extern "C" 1328jint Java_LoadClass_registerNatives(JNIEnv* env, jclass clazz) { 1329 return register_jni_procs(gRegJNI, NELEM(gRegJNI), env); 1330} 1331 1332} // namespace android 1333