AndroidRuntime.cpp revision b09448e0a84a57bd15ea556f8bef27964128032a
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_GLES20Canvas(JNIEnv* env); 118extern int register_android_view_HardwareRenderer(JNIEnv* env); 119extern int register_android_view_Surface(JNIEnv* env); 120extern int register_android_view_ViewRoot(JNIEnv* env); 121extern int register_android_database_CursorWindow(JNIEnv* env); 122extern int register_android_database_SQLiteCompiledSql(JNIEnv* env); 123extern int register_android_database_SQLiteDatabase(JNIEnv* env); 124extern int register_android_database_SQLiteDebug(JNIEnv* env); 125extern int register_android_database_SQLiteProgram(JNIEnv* env); 126extern int register_android_database_SQLiteQuery(JNIEnv* env); 127extern int register_android_database_SQLiteStatement(JNIEnv* env); 128extern int register_android_debug_JNITest(JNIEnv* env); 129extern int register_android_media_MtpClient(JNIEnv *env); 130extern int register_android_media_MtpCursor(JNIEnv *env); 131extern int register_android_nio_utils(JNIEnv* env); 132extern int register_android_pim_EventRecurrence(JNIEnv* env); 133extern int register_android_text_format_Time(JNIEnv* env); 134extern int register_android_os_Debug(JNIEnv* env); 135extern int register_android_os_MessageQueue(JNIEnv* env); 136extern int register_android_os_ParcelFileDescriptor(JNIEnv *env); 137extern int register_android_os_Power(JNIEnv *env); 138extern int register_android_os_StatFs(JNIEnv *env); 139extern int register_android_os_SystemProperties(JNIEnv *env); 140extern int register_android_os_SystemClock(JNIEnv* env); 141extern int register_android_os_FileObserver(JNIEnv *env); 142extern int register_android_os_FileUtils(JNIEnv *env); 143extern int register_android_os_UEventObserver(JNIEnv* env); 144extern int register_android_os_MemoryFile(JNIEnv* env); 145extern int register_android_net_LocalSocketImpl(JNIEnv* env); 146extern int register_android_net_NetworkUtils(JNIEnv* env); 147extern int register_android_net_TrafficStats(JNIEnv* env); 148extern int register_android_net_wifi_WifiManager(JNIEnv* env); 149extern int register_android_security_Md5MessageDigest(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_bluetooth_ScoSocket(JNIEnv *env); 158extern int register_android_server_BluetoothService(JNIEnv* env); 159extern int register_android_server_BluetoothEventLoop(JNIEnv *env); 160extern int register_android_server_BluetoothA2dpService(JNIEnv* env); 161extern int register_android_server_Watchdog(JNIEnv* env); 162extern int register_android_ddm_DdmHandleNativeHeap(JNIEnv *env); 163extern int register_com_android_internal_os_ZygoteInit(JNIEnv* env); 164extern int register_android_backup_BackupDataInput(JNIEnv *env); 165extern int register_android_backup_BackupDataOutput(JNIEnv *env); 166extern int register_android_backup_FileBackupHelperBase(JNIEnv *env); 167extern int register_android_backup_BackupHelperDispatcher(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_InputTarget(JNIEnv* env); 172extern int register_android_view_KeyEvent(JNIEnv* env); 173extern int register_android_view_MotionEvent(JNIEnv* env); 174 175static AndroidRuntime* gCurRuntime = NULL; 176 177static void doThrow(JNIEnv* env, const char* exc, const char* msg = NULL) 178{ 179 if (jniThrowException(env, exc, msg) != 0) 180 assert(false); 181} 182 183/* 184 * Code written in the Java Programming Language calls here from main(). 185 */ 186static void com_android_internal_os_RuntimeInit_finishInit(JNIEnv* env, jobject clazz) 187{ 188 gCurRuntime->onStarted(); 189} 190 191static void com_android_internal_os_RuntimeInit_zygoteInit(JNIEnv* env, jobject clazz) 192{ 193 gCurRuntime->onZygoteInit(); 194} 195 196static jint com_android_internal_os_RuntimeInit_isComputerOn(JNIEnv* env, jobject clazz) 197{ 198 return 1; 199} 200 201static void com_android_internal_os_RuntimeInit_turnComputerOn(JNIEnv* env, jobject clazz) 202{ 203} 204 205static jint com_android_internal_os_RuntimeInit_getQwertyKeyboard(JNIEnv* env, jobject clazz) 206{ 207 char* value = getenv("qwerty"); 208 if (value != NULL && strcmp(value, "true") == 0) { 209 return 1; 210 } 211 212 return 0; 213} 214 215/* 216 * JNI registration. 217 */ 218static JNINativeMethod gMethods[] = { 219 { "finishInit", "()V", 220 (void*) com_android_internal_os_RuntimeInit_finishInit }, 221 { "zygoteInitNative", "()V", 222 (void*) com_android_internal_os_RuntimeInit_zygoteInit }, 223 { "isComputerOn", "()I", 224 (void*) com_android_internal_os_RuntimeInit_isComputerOn }, 225 { "turnComputerOn", "()V", 226 (void*) com_android_internal_os_RuntimeInit_turnComputerOn }, 227 { "getQwertyKeyboard", "()I", 228 (void*) com_android_internal_os_RuntimeInit_getQwertyKeyboard }, 229}; 230 231int register_com_android_internal_os_RuntimeInit(JNIEnv* env) 232{ 233 return jniRegisterNativeMethods(env, "com/android/internal/os/RuntimeInit", 234 gMethods, NELEM(gMethods)); 235} 236 237// ---------------------------------------------------------------------- 238 239/*static*/ JavaVM* AndroidRuntime::mJavaVM = NULL; 240 241 242AndroidRuntime::AndroidRuntime() 243{ 244 SkGraphics::Init(); 245 // this sets our preference for 16bit images during decode 246 // in case the src is opaque and 24bit 247 SkImageDecoder::SetDeviceConfig(SkBitmap::kRGB_565_Config); 248 // This cache is shared between browser native images, and java "purgeable" 249 // bitmaps. This globalpool is for images that do not either use the java 250 // heap, or are not backed by ashmem. See BitmapFactory.cpp for the key 251 // java call site. 252 SkImageRef_GlobalPool::SetRAMBudget(512 * 1024); 253 // There is also a global font cache, but its budget is specified in code 254 // see SkFontHost_android.cpp 255 256 // Pre-allocate enough space to hold a fair number of options. 257 mOptions.setCapacity(20); 258 259 assert(gCurRuntime == NULL); // one per process 260 gCurRuntime = this; 261} 262 263AndroidRuntime::~AndroidRuntime() 264{ 265 SkGraphics::Term(); 266} 267 268/* 269 * Register native methods using JNI. 270 */ 271/*static*/ int AndroidRuntime::registerNativeMethods(JNIEnv* env, 272 const char* className, const JNINativeMethod* gMethods, int numMethods) 273{ 274 return jniRegisterNativeMethods(env, className, gMethods, numMethods); 275} 276 277/* 278 * Call a static Java Programming Language function that takes no arguments and returns void. 279 */ 280status_t AndroidRuntime::callStatic(const char* className, const char* methodName) 281{ 282 JNIEnv* env; 283 jclass clazz; 284 jmethodID methodId; 285 286 env = getJNIEnv(); 287 if (env == NULL) 288 return UNKNOWN_ERROR; 289 290 clazz = findClass(env, className); 291 if (clazz == NULL) { 292 LOGE("ERROR: could not find class '%s'\n", className); 293 return UNKNOWN_ERROR; 294 } 295 methodId = env->GetStaticMethodID(clazz, methodName, "()V"); 296 if (methodId == NULL) { 297 LOGE("ERROR: could not find method %s.%s\n", className, methodName); 298 return UNKNOWN_ERROR; 299 } 300 301 env->CallStaticVoidMethod(clazz, methodId); 302 303 return NO_ERROR; 304} 305 306status_t AndroidRuntime::callMain( 307 const char* className, int argc, const char* const argv[]) 308{ 309 JNIEnv* env; 310 jclass clazz; 311 jmethodID methodId; 312 313 env = getJNIEnv(); 314 if (env == NULL) 315 return UNKNOWN_ERROR; 316 317 clazz = findClass(env, className); 318 if (clazz == NULL) { 319 LOGE("ERROR: could not find class '%s'\n", className); 320 return UNKNOWN_ERROR; 321 } 322 323 methodId = env->GetStaticMethodID(clazz, "main", "([Ljava/lang/String;)V"); 324 if (methodId == NULL) { 325 LOGE("ERROR: could not find method %s.main(String[])\n", className); 326 return UNKNOWN_ERROR; 327 } 328 329 /* 330 * We want to call main() with a String array with our arguments in it. 331 * Create an array and populate it. 332 */ 333 jclass stringClass; 334 jobjectArray strArray; 335 336 stringClass = env->FindClass("java/lang/String"); 337 strArray = env->NewObjectArray(argc, stringClass, NULL); 338 339 for (int i = 0; i < argc; i++) { 340 jstring argStr = env->NewStringUTF(argv[i]); 341 env->SetObjectArrayElement(strArray, i, argStr); 342 } 343 344 env->CallStaticVoidMethod(clazz, methodId, strArray); 345 return NO_ERROR; 346} 347 348/* 349 * Find the named class. 350 */ 351jclass AndroidRuntime::findClass(JNIEnv* env, const char* className) 352{ 353 char* convName = NULL; 354 355 if (env->ExceptionCheck()) { 356 LOGE("ERROR: exception pending on entry to findClass()\n"); 357 return NULL; 358 } 359 360 /* 361 * JNI FindClass uses class names with slashes, but ClassLoader.loadClass 362 * uses the dotted "binary name" format. We don't need to convert the 363 * name with the new approach. 364 */ 365#if 0 366 /* (convName only created if necessary -- use className) */ 367 for (char* cp = const_cast<char*>(className); *cp != '\0'; cp++) { 368 if (*cp == '.') { 369 if (convName == NULL) { 370 convName = strdup(className); 371 cp = convName + (cp-className); 372 className = convName; 373 } 374 *cp = '/'; 375 } 376 } 377#endif 378 379 /* 380 * This is a little awkward because the JNI FindClass call uses the 381 * class loader associated with the native method we're executing in. 382 * Because this native method is part of a "boot" class, JNI doesn't 383 * look for the class in CLASSPATH, which unfortunately is a likely 384 * location for it. (Had we issued the FindClass call before calling 385 * into the VM -- at which point there isn't a native method frame on 386 * the stack -- the VM would have checked CLASSPATH. We have to do 387 * this because we call into Java Programming Language code and 388 * bounce back out.) 389 * 390 * JNI lacks a "find class in a specific class loader" operation, so we 391 * have to do things the hard way. 392 */ 393 jclass cls = NULL; 394 //cls = env->FindClass(className); 395 396 jclass javaLangClassLoader; 397 jmethodID getSystemClassLoader, loadClass; 398 jobject systemClassLoader; 399 jstring strClassName; 400 401 /* find the "system" class loader; none of this is expected to fail */ 402 javaLangClassLoader = env->FindClass("java/lang/ClassLoader"); 403 assert(javaLangClassLoader != NULL); 404 getSystemClassLoader = env->GetStaticMethodID(javaLangClassLoader, 405 "getSystemClassLoader", "()Ljava/lang/ClassLoader;"); 406 loadClass = env->GetMethodID(javaLangClassLoader, 407 "loadClass", "(Ljava/lang/String;)Ljava/lang/Class;"); 408 assert(getSystemClassLoader != NULL && loadClass != NULL); 409 systemClassLoader = env->CallStaticObjectMethod(javaLangClassLoader, 410 getSystemClassLoader); 411 assert(systemClassLoader != NULL); 412 413 /* create an object for the class name string; alloc could fail */ 414 strClassName = env->NewStringUTF(className); 415 if (env->ExceptionCheck()) { 416 LOGE("ERROR: unable to convert '%s' to string\n", className); 417 goto bail; 418 } 419 LOGV("system class loader is %p, loading %p (%s)\n", 420 systemClassLoader, strClassName, className); 421 422 /* try to find the named class */ 423 cls = (jclass) env->CallObjectMethod(systemClassLoader, loadClass, 424 strClassName); 425 if (env->ExceptionCheck()) { 426 LOGE("ERROR: unable to load class '%s' from %p\n", 427 className, systemClassLoader); 428 cls = NULL; 429 goto bail; 430 } 431 432bail: 433 free(convName); 434 return cls; 435} 436 437/* 438 * The VM calls this through the "exit" hook. 439 */ 440static void runtime_exit(int code) 441{ 442 gCurRuntime->onExit(code); 443 exit(code); 444} 445 446/* 447 * The VM calls this through the "vfprintf" hook. 448 * 449 * We ignore "fp" and just write the results to the log file. 450 */ 451static void runtime_vfprintf(FILE* fp, const char* format, va_list ap) 452{ 453 LOG_PRI_VA(ANDROID_LOG_INFO, "vm-printf", format, ap); 454} 455 456 457/** 458 * Add VM arguments to the to-be-executed VM 459 * Stops at first non '-' argument (also stops at an argument of '--') 460 * Returns the number of args consumed 461 */ 462int AndroidRuntime::addVmArguments(int argc, const char* const argv[]) 463{ 464 int i; 465 466 for (i = 0; i<argc; i++) { 467 if (argv[i][0] != '-') { 468 return i; 469 } 470 if (argv[i][1] == '-' && argv[i][2] == 0) { 471 return i+1; 472 } 473 474 JavaVMOption opt; 475 memset(&opt, 0, sizeof(opt)); 476 opt.optionString = (char*)argv[i]; 477 mOptions.add(opt); 478 } 479 return i; 480} 481 482static int hasDir(const char* dir) 483{ 484 struct stat s; 485 int res = stat(dir, &s); 486 if (res == 0) { 487 return S_ISDIR(s.st_mode); 488 } 489 return 0; 490} 491 492/* 493 * We just want failed write() calls to just return with an error. 494 */ 495static void blockSigpipe() 496{ 497 sigset_t mask; 498 499 sigemptyset(&mask); 500 sigaddset(&mask, SIGPIPE); 501 if (sigprocmask(SIG_BLOCK, &mask, NULL) != 0) 502 LOGW("WARNING: SIGPIPE not blocked\n"); 503} 504 505/* 506 * Read the persistent locale. 507 */ 508static void readLocale(char* language, char* region) 509{ 510 char propLang[PROPERTY_VALUE_MAX], propRegn[PROPERTY_VALUE_MAX]; 511 512 property_get("persist.sys.language", propLang, ""); 513 property_get("persist.sys.country", propRegn, ""); 514 if (*propLang == 0 && *propRegn == 0) { 515 /* Set to ro properties, default is en_US */ 516 property_get("ro.product.locale.language", propLang, "en"); 517 property_get("ro.product.locale.region", propRegn, "US"); 518 } 519 strncat(language, propLang, 2); 520 strncat(region, propRegn, 2); 521 //LOGD("language=%s region=%s\n", language, region); 522} 523 524/* 525 * Start the Dalvik Virtual Machine. 526 * 527 * Various arguments, most determined by system properties, are passed in. 528 * The "mOptions" vector is updated. 529 * 530 * Returns 0 on success. 531 */ 532int AndroidRuntime::startVm(JavaVM** pJavaVM, JNIEnv** pEnv) 533{ 534 int result = -1; 535 JavaVMInitArgs initArgs; 536 JavaVMOption opt; 537 char propBuf[PROPERTY_VALUE_MAX]; 538 char stackTraceFileBuf[PROPERTY_VALUE_MAX]; 539 char dexoptFlagsBuf[PROPERTY_VALUE_MAX]; 540 char enableAssertBuf[sizeof("-ea:")-1 + PROPERTY_VALUE_MAX]; 541 char jniOptsBuf[sizeof("-Xjniopts:")-1 + PROPERTY_VALUE_MAX]; 542 char heapsizeOptsBuf[sizeof("-Xmx")-1 + PROPERTY_VALUE_MAX]; 543 char* stackTraceFile = NULL; 544 bool checkJni = false; 545 bool checkDexSum = false; 546 bool logStdio = false; 547 enum { 548 kEMDefault, 549 kEMIntPortable, 550 kEMIntFast, 551#if defined(WITH_JIT) 552 kEMJitCompiler, 553#endif 554 } executionMode = kEMDefault; 555 556 557 property_get("dalvik.vm.checkjni", propBuf, ""); 558 if (strcmp(propBuf, "true") == 0) { 559 checkJni = true; 560 } else if (strcmp(propBuf, "false") != 0) { 561 /* property is neither true nor false; fall back on kernel parameter */ 562 property_get("ro.kernel.android.checkjni", propBuf, ""); 563 if (propBuf[0] == '1') { 564 checkJni = true; 565 } 566 } 567 568 property_get("dalvik.vm.execution-mode", propBuf, ""); 569 if (strcmp(propBuf, "int:portable") == 0) { 570 executionMode = kEMIntPortable; 571 } else if (strcmp(propBuf, "int:fast") == 0) { 572 executionMode = kEMIntFast; 573#if defined(WITH_JIT) 574 } else if (strcmp(propBuf, "int:jit") == 0) { 575 executionMode = kEMJitCompiler; 576#endif 577 } 578 579 property_get("dalvik.vm.stack-trace-file", stackTraceFileBuf, ""); 580 581 property_get("dalvik.vm.check-dex-sum", propBuf, ""); 582 if (strcmp(propBuf, "true") == 0) { 583 checkDexSum = true; 584 } 585 586 property_get("log.redirect-stdio", propBuf, ""); 587 if (strcmp(propBuf, "true") == 0) { 588 logStdio = true; 589 } 590 591 strcpy(enableAssertBuf, "-ea:"); 592 property_get("dalvik.vm.enableassertions", enableAssertBuf+4, ""); 593 594 strcpy(jniOptsBuf, "-Xjniopts:"); 595 property_get("dalvik.vm.jniopts", jniOptsBuf+10, ""); 596 597 /* route exit() to our handler */ 598 opt.extraInfo = (void*) runtime_exit; 599 opt.optionString = "exit"; 600 mOptions.add(opt); 601 602 /* route fprintf() to our handler */ 603 opt.extraInfo = (void*) runtime_vfprintf; 604 opt.optionString = "vfprintf"; 605 mOptions.add(opt); 606 607 opt.extraInfo = NULL; 608 609 /* enable verbose; standard options are { jni, gc, class } */ 610 //options[curOpt++].optionString = "-verbose:jni"; 611 opt.optionString = "-verbose:gc"; 612 mOptions.add(opt); 613 //options[curOpt++].optionString = "-verbose:class"; 614 615 strcpy(heapsizeOptsBuf, "-Xmx"); 616 property_get("dalvik.vm.heapsize", heapsizeOptsBuf+4, "16m"); 617 //LOGI("Heap size: %s", heapsizeOptsBuf); 618 opt.optionString = heapsizeOptsBuf; 619 mOptions.add(opt); 620 621 /* 622 * Enable or disable dexopt features, such as bytecode verification and 623 * calculation of register maps for precise GC. 624 */ 625 property_get("dalvik.vm.dexopt-flags", dexoptFlagsBuf, ""); 626 if (dexoptFlagsBuf[0] != '\0') { 627 const char* opc; 628 const char* val; 629 630 opc = strstr(dexoptFlagsBuf, "v="); /* verification */ 631 if (opc != NULL) { 632 switch (*(opc+2)) { 633 case 'n': val = "-Xverify:none"; break; 634 case 'r': val = "-Xverify:remote"; break; 635 case 'a': val = "-Xverify:all"; break; 636 default: val = NULL; break; 637 } 638 639 if (val != NULL) { 640 opt.optionString = val; 641 mOptions.add(opt); 642 } 643 } 644 645 opc = strstr(dexoptFlagsBuf, "o="); /* optimization */ 646 if (opc != NULL) { 647 switch (*(opc+2)) { 648 case 'n': val = "-Xdexopt:none"; break; 649 case 'v': val = "-Xdexopt:verified"; break; 650 case 'a': val = "-Xdexopt:all"; break; 651 default: val = NULL; break; 652 } 653 654 if (val != NULL) { 655 opt.optionString = val; 656 mOptions.add(opt); 657 } 658 } 659 660 opc = strstr(dexoptFlagsBuf, "m=y"); /* register map */ 661 if (opc != NULL) { 662 opt.optionString = "-Xgenregmap"; 663 mOptions.add(opt); 664 665 /* turn on precise GC while we're at it */ 666 opt.optionString = "-Xgc:precise"; 667 mOptions.add(opt); 668 } 669 } 670 671 /* enable poisoning of memory of freed objects */ 672 property_get("dalvik.vm.gc.overwritefree", propBuf, "false"); 673 if (strcmp(propBuf, "true") == 0) { 674 opt.optionString = "-Xgc:overwritefree"; 675 mOptions.add(opt); 676 } else if (strcmp(propBuf, "false") != 0) { 677 LOGW("dalvik.vm.gc.overwritefree should be 'true' or 'false'"); 678 } 679 680 /* enable debugging; set suspend=y to pause during VM init */ 681#ifdef HAVE_ANDROID_OS 682 /* use android ADB transport */ 683 opt.optionString = 684 "-agentlib:jdwp=transport=dt_android_adb,suspend=n,server=y"; 685#else 686 /* use TCP socket; address=0 means start at port 8000 and probe up */ 687 LOGI("Using TCP socket for JDWP\n"); 688 opt.optionString = 689 "-agentlib:jdwp=transport=dt_socket,suspend=n,server=y,address=0"; 690#endif 691 mOptions.add(opt); 692 693 char enableDPBuf[sizeof("-Xdeadlockpredict:") + PROPERTY_VALUE_MAX]; 694 property_get("dalvik.vm.deadlock-predict", propBuf, ""); 695 if (strlen(propBuf) > 0) { 696 strcpy(enableDPBuf, "-Xdeadlockpredict:"); 697 strcat(enableDPBuf, propBuf); 698 opt.optionString = enableDPBuf; 699 mOptions.add(opt); 700 } 701 702 LOGD("CheckJNI is %s\n", checkJni ? "ON" : "OFF"); 703 if (checkJni) { 704 /* extended JNI checking */ 705 opt.optionString = "-Xcheck:jni"; 706 mOptions.add(opt); 707 708 /* set a cap on JNI global references */ 709 opt.optionString = "-Xjnigreflimit:2000"; 710 mOptions.add(opt); 711 712 /* with -Xcheck:jni, this provides a JNI function call trace */ 713 //opt.optionString = "-verbose:jni"; 714 //mOptions.add(opt); 715 } 716 717 char lockProfThresholdBuf[sizeof("-Xlockprofthreshold:") + sizeof(propBuf)]; 718 property_get("dalvik.vm.lockprof.threshold", propBuf, ""); 719 if (strlen(propBuf) > 0) { 720 strcpy(lockProfThresholdBuf, "-Xlockprofthreshold:"); 721 strcat(lockProfThresholdBuf, propBuf); 722 opt.optionString = lockProfThresholdBuf; 723 mOptions.add(opt); 724 } 725 726#if defined(WITH_JIT) 727 /* Minimal profile threshold to trigger JIT compilation */ 728 char jitThresholdBuf[sizeof("-Xjitthreshold:") + PROPERTY_VALUE_MAX]; 729 property_get("dalvik.vm.jit.threshold", propBuf, ""); 730 if (strlen(propBuf) > 0) { 731 strcpy(jitThresholdBuf, "-Xjitthreshold:"); 732 strcat(jitThresholdBuf, propBuf); 733 opt.optionString = jitThresholdBuf; 734 mOptions.add(opt); 735 } 736 737 /* Force interpreter-only mode for selected opcodes. Eg "1-0a,3c,f1-ff" */ 738 char jitOpBuf[sizeof("-Xjitop:") + PROPERTY_VALUE_MAX]; 739 property_get("dalvik.vm.jit.op", propBuf, ""); 740 if (strlen(propBuf) > 0) { 741 strcpy(jitOpBuf, "-Xjitop:"); 742 strcat(jitOpBuf, propBuf); 743 opt.optionString = jitOpBuf; 744 mOptions.add(opt); 745 } 746 747 /* 748 * Reverse the polarity of dalvik.vm.jit.op and force interpreter-only 749 * for non-selected opcodes. 750 */ 751 property_get("dalvik.vm.jit.includeop", propBuf, ""); 752 if (strlen(propBuf) > 0) { 753 opt.optionString = "-Xincludeselectedop"; 754 mOptions.add(opt); 755 } 756 757 /* Force interpreter-only mode for selected methods */ 758 char jitMethodBuf[sizeof("-Xjitmethod:") + PROPERTY_VALUE_MAX]; 759 property_get("dalvik.vm.jit.method", propBuf, ""); 760 if (strlen(propBuf) > 0) { 761 strcpy(jitMethodBuf, "-Xjitmethod:"); 762 strcat(jitMethodBuf, propBuf); 763 opt.optionString = jitMethodBuf; 764 mOptions.add(opt); 765 } 766 767 /* 768 * Reverse the polarity of dalvik.vm.jit.method and force interpreter-only 769 * for non-selected methods. 770 */ 771 property_get("dalvik.vm.jit.includemethod", propBuf, ""); 772 if (strlen(propBuf) > 0) { 773 opt.optionString = "-Xincludeselectedmethod"; 774 mOptions.add(opt); 775 } 776 777 /* 778 * Enable profile collection on JIT'ed code. 779 */ 780 property_get("dalvik.vm.jit.profile", propBuf, ""); 781 if (strlen(propBuf) > 0) { 782 opt.optionString = "-Xjitprofile"; 783 mOptions.add(opt); 784 } 785 786 /* 787 * Disable optimizations by setting the corresponding bit to 1. 788 */ 789 char jitOptBuf[sizeof("-Xjitdisableopt:") + PROPERTY_VALUE_MAX]; 790 property_get("dalvik.vm.jit.disableopt", propBuf, ""); 791 if (strlen(propBuf) > 0) { 792 strcpy(jitOptBuf, "-Xjitdisableopt:"); 793 strcat(jitOptBuf, propBuf); 794 opt.optionString = jitOptBuf; 795 mOptions.add(opt); 796 } 797#endif 798 799 if (executionMode == kEMIntPortable) { 800 opt.optionString = "-Xint:portable"; 801 mOptions.add(opt); 802 } else if (executionMode == kEMIntFast) { 803 opt.optionString = "-Xint:fast"; 804 mOptions.add(opt); 805#if defined(WITH_JIT) 806 } else if (executionMode == kEMJitCompiler) { 807 opt.optionString = "-Xint:jit"; 808 mOptions.add(opt); 809#endif 810 } 811 812 if (checkDexSum) { 813 /* perform additional DEX checksum tests */ 814 opt.optionString = "-Xcheckdexsum"; 815 mOptions.add(opt); 816 } 817 818 if (logStdio) { 819 /* convert stdout/stderr to log messages */ 820 opt.optionString = "-Xlog-stdio"; 821 mOptions.add(opt); 822 } 823 824 if (enableAssertBuf[4] != '\0') { 825 /* accept "all" to mean "all classes and packages" */ 826 if (strcmp(enableAssertBuf+4, "all") == 0) 827 enableAssertBuf[3] = '\0'; 828 LOGI("Assertions enabled: '%s'\n", enableAssertBuf); 829 opt.optionString = enableAssertBuf; 830 mOptions.add(opt); 831 } else { 832 LOGV("Assertions disabled\n"); 833 } 834 835 if (jniOptsBuf[10] != '\0') { 836 LOGI("JNI options: '%s'\n", jniOptsBuf); 837 opt.optionString = jniOptsBuf; 838 mOptions.add(opt); 839 } 840 841 if (stackTraceFileBuf[0] != '\0') { 842 static const char* stfOptName = "-Xstacktracefile:"; 843 844 stackTraceFile = (char*) malloc(strlen(stfOptName) + 845 strlen(stackTraceFileBuf) +1); 846 strcpy(stackTraceFile, stfOptName); 847 strcat(stackTraceFile, stackTraceFileBuf); 848 opt.optionString = stackTraceFile; 849 mOptions.add(opt); 850 } 851 852 /* Set the properties for locale */ 853 { 854 char langOption[sizeof("-Duser.language=") + 3]; 855 char regionOption[sizeof("-Duser.region=") + 3]; 856 strcpy(langOption, "-Duser.language="); 857 strcpy(regionOption, "-Duser.region="); 858 readLocale(langOption, regionOption); 859 opt.extraInfo = NULL; 860 opt.optionString = langOption; 861 mOptions.add(opt); 862 opt.optionString = regionOption; 863 mOptions.add(opt); 864 } 865 866 /* 867 * We don't have /tmp on the device, but we often have an SD card. Apps 868 * shouldn't use this, but some test suites might want to exercise it. 869 */ 870 opt.optionString = "-Djava.io.tmpdir=/sdcard"; 871 mOptions.add(opt); 872 873 initArgs.version = JNI_VERSION_1_4; 874 initArgs.options = mOptions.editArray(); 875 initArgs.nOptions = mOptions.size(); 876 initArgs.ignoreUnrecognized = JNI_FALSE; 877 878 /* 879 * Initialize the VM. 880 * 881 * The JavaVM* is essentially per-process, and the JNIEnv* is per-thread. 882 * If this call succeeds, the VM is ready, and we can start issuing 883 * JNI calls. 884 */ 885 if (JNI_CreateJavaVM(pJavaVM, pEnv, &initArgs) < 0) { 886 LOGE("JNI_CreateJavaVM failed\n"); 887 goto bail; 888 } 889 890 result = 0; 891 892bail: 893 free(stackTraceFile); 894 return result; 895} 896 897/* 898 * Start the Android runtime. This involves starting the virtual machine 899 * and calling the "static void main(String[] args)" method in the class 900 * named by "className". 901 */ 902void AndroidRuntime::start(const char* className, const bool startSystemServer) 903{ 904 LOGD("\n>>>>>>>>>>>>>> AndroidRuntime START <<<<<<<<<<<<<<\n"); 905 906 char* slashClassName = NULL; 907 char* cp; 908 JNIEnv* env; 909 910 blockSigpipe(); 911 912 /* 913 * 'startSystemServer == true' means runtime is obslete and not run from 914 * init.rc anymore, so we print out the boot start event here. 915 */ 916 if (startSystemServer) { 917 /* track our progress through the boot sequence */ 918 const int LOG_BOOT_PROGRESS_START = 3000; 919 LOG_EVENT_LONG(LOG_BOOT_PROGRESS_START, 920 ns2ms(systemTime(SYSTEM_TIME_MONOTONIC))); 921 } 922 923 const char* rootDir = getenv("ANDROID_ROOT"); 924 if (rootDir == NULL) { 925 rootDir = "/system"; 926 if (!hasDir("/system")) { 927 LOG_FATAL("No root directory specified, and /android does not exist."); 928 goto bail; 929 } 930 setenv("ANDROID_ROOT", rootDir, 1); 931 } 932 933 //const char* kernelHack = getenv("LD_ASSUME_KERNEL"); 934 //LOGD("Found LD_ASSUME_KERNEL='%s'\n", kernelHack); 935 936 /* start the virtual machine */ 937 if (startVm(&mJavaVM, &env) != 0) 938 goto bail; 939 940 /* 941 * Register android functions. 942 */ 943 if (startReg(env) < 0) { 944 LOGE("Unable to register all android natives\n"); 945 goto bail; 946 } 947 948 /* 949 * We want to call main() with a String array with arguments in it. 950 * At present we only have one argument, the class name. Create an 951 * array to hold it. 952 */ 953 jclass stringClass; 954 jobjectArray strArray; 955 jstring classNameStr; 956 jstring startSystemServerStr; 957 958 stringClass = env->FindClass("java/lang/String"); 959 assert(stringClass != NULL); 960 strArray = env->NewObjectArray(2, stringClass, NULL); 961 assert(strArray != NULL); 962 classNameStr = env->NewStringUTF(className); 963 assert(classNameStr != NULL); 964 env->SetObjectArrayElement(strArray, 0, classNameStr); 965 startSystemServerStr = env->NewStringUTF(startSystemServer ? 966 "true" : "false"); 967 env->SetObjectArrayElement(strArray, 1, startSystemServerStr); 968 969 /* 970 * Start VM. This thread becomes the main thread of the VM, and will 971 * not return until the VM exits. 972 */ 973 jclass startClass; 974 jmethodID startMeth; 975 976 slashClassName = strdup(className); 977 for (cp = slashClassName; *cp != '\0'; cp++) 978 if (*cp == '.') 979 *cp = '/'; 980 981 startClass = env->FindClass(slashClassName); 982 if (startClass == NULL) { 983 LOGE("JavaVM unable to locate class '%s'\n", slashClassName); 984 /* keep going */ 985 } else { 986 startMeth = env->GetStaticMethodID(startClass, "main", 987 "([Ljava/lang/String;)V"); 988 if (startMeth == NULL) { 989 LOGE("JavaVM unable to find main() in '%s'\n", className); 990 /* keep going */ 991 } else { 992 env->CallStaticVoidMethod(startClass, startMeth, strArray); 993 994#if 0 995 if (env->ExceptionCheck()) 996 threadExitUncaughtException(env); 997#endif 998 } 999 } 1000 1001 LOGD("Shutting down VM\n"); 1002 if (mJavaVM->DetachCurrentThread() != JNI_OK) 1003 LOGW("Warning: unable to detach main thread\n"); 1004 if (mJavaVM->DestroyJavaVM() != 0) 1005 LOGW("Warning: VM did not shut down cleanly\n"); 1006 1007bail: 1008 free(slashClassName); 1009} 1010 1011void AndroidRuntime::start() 1012{ 1013 start("com.android.internal.os.RuntimeInit", 1014 false /* Don't start the system server */); 1015} 1016 1017void AndroidRuntime::onExit(int code) 1018{ 1019 LOGI("AndroidRuntime onExit calling exit(%d)", code); 1020 exit(code); 1021} 1022 1023/* 1024 * Get the JNIEnv pointer for this thread. 1025 * 1026 * Returns NULL if the slot wasn't allocated or populated. 1027 */ 1028/*static*/ JNIEnv* AndroidRuntime::getJNIEnv() 1029{ 1030 JNIEnv* env; 1031 JavaVM* vm = AndroidRuntime::getJavaVM(); 1032 assert(vm != NULL); 1033 1034 if (vm->GetEnv((void**) &env, JNI_VERSION_1_4) != JNI_OK) 1035 return NULL; 1036 return env; 1037} 1038 1039/* 1040 * Makes the current thread visible to the VM. 1041 * 1042 * The JNIEnv pointer returned is only valid for the current thread, and 1043 * thus must be tucked into thread-local storage. 1044 */ 1045static int javaAttachThread(const char* threadName, JNIEnv** pEnv) 1046{ 1047 JavaVMAttachArgs args; 1048 JavaVM* vm; 1049 jint result; 1050 1051 vm = AndroidRuntime::getJavaVM(); 1052 assert(vm != NULL); 1053 1054 args.version = JNI_VERSION_1_4; 1055 args.name = (char*) threadName; 1056 args.group = NULL; 1057 1058 result = vm->AttachCurrentThread(pEnv, (void*) &args); 1059 if (result != JNI_OK) 1060 LOGI("NOTE: attach of thread '%s' failed\n", threadName); 1061 1062 return result; 1063} 1064 1065/* 1066 * Detach the current thread from the set visible to the VM. 1067 */ 1068static int javaDetachThread(void) 1069{ 1070 JavaVM* vm; 1071 jint result; 1072 1073 vm = AndroidRuntime::getJavaVM(); 1074 assert(vm != NULL); 1075 1076 result = vm->DetachCurrentThread(); 1077 if (result != JNI_OK) 1078 LOGE("ERROR: thread detach failed\n"); 1079 return result; 1080} 1081 1082/* 1083 * When starting a native thread that will be visible from the VM, we 1084 * bounce through this to get the right attach/detach action. 1085 * Note that this function calls free(args) 1086 */ 1087/*static*/ int AndroidRuntime::javaThreadShell(void* args) { 1088 void* start = ((void**)args)[0]; 1089 void* userData = ((void **)args)[1]; 1090 char* name = (char*) ((void **)args)[2]; // we own this storage 1091 free(args); 1092 JNIEnv* env; 1093 int result; 1094 1095 /* hook us into the VM */ 1096 if (javaAttachThread(name, &env) != JNI_OK) 1097 return -1; 1098 1099 /* start the thread running */ 1100 result = (*(android_thread_func_t)start)(userData); 1101 1102 /* unhook us */ 1103 javaDetachThread(); 1104 free(name); 1105 1106 return result; 1107} 1108 1109/* 1110 * This is invoked from androidCreateThreadEtc() via the callback 1111 * set with androidSetCreateThreadFunc(). 1112 * 1113 * We need to create the new thread in such a way that it gets hooked 1114 * into the VM before it really starts executing. 1115 */ 1116/*static*/ int AndroidRuntime::javaCreateThreadEtc( 1117 android_thread_func_t entryFunction, 1118 void* userData, 1119 const char* threadName, 1120 int32_t threadPriority, 1121 size_t threadStackSize, 1122 android_thread_id_t* threadId) 1123{ 1124 void** args = (void**) malloc(3 * sizeof(void*)); // javaThreadShell must free 1125 int result; 1126 1127 assert(threadName != NULL); 1128 1129 args[0] = (void*) entryFunction; 1130 args[1] = userData; 1131 args[2] = (void*) strdup(threadName); // javaThreadShell must free 1132 1133 result = androidCreateRawThreadEtc(AndroidRuntime::javaThreadShell, args, 1134 threadName, threadPriority, threadStackSize, threadId); 1135 return result; 1136} 1137 1138/* 1139 * Create a thread that is visible from the VM. 1140 * 1141 * This is called from elsewhere in the library. 1142 */ 1143/*static*/ android_thread_id_t AndroidRuntime::createJavaThread(const char* name, 1144 void (*start)(void *), void* arg) 1145{ 1146 android_thread_id_t threadId = 0; 1147 javaCreateThreadEtc((android_thread_func_t) start, arg, name, 1148 ANDROID_PRIORITY_DEFAULT, 0, &threadId); 1149 return threadId; 1150} 1151 1152#if 0 1153static void quickTest(void* arg) 1154{ 1155 const char* str = (const char*) arg; 1156 1157 printf("In quickTest: %s\n", str); 1158} 1159#endif 1160 1161#ifdef NDEBUG 1162 #define REG_JNI(name) { name } 1163 struct RegJNIRec { 1164 int (*mProc)(JNIEnv*); 1165 }; 1166#else 1167 #define REG_JNI(name) { name, #name } 1168 struct RegJNIRec { 1169 int (*mProc)(JNIEnv*); 1170 const char* mName; 1171 }; 1172#endif 1173 1174typedef void (*RegJAMProc)(); 1175 1176static int register_jni_procs(const RegJNIRec array[], size_t count, JNIEnv* env) 1177{ 1178 for (size_t i = 0; i < count; i++) { 1179 if (array[i].mProc(env) < 0) { 1180#ifndef NDEBUG 1181 LOGD("----------!!! %s failed to load\n", array[i].mName); 1182#endif 1183 return -1; 1184 } 1185 } 1186 return 0; 1187} 1188 1189static void register_jam_procs(const RegJAMProc array[], size_t count) 1190{ 1191 for (size_t i = 0; i < count; i++) { 1192 array[i](); 1193 } 1194} 1195 1196static const RegJNIRec gRegJNI[] = { 1197 REG_JNI(register_android_debug_JNITest), 1198 REG_JNI(register_com_android_internal_os_RuntimeInit), 1199 REG_JNI(register_android_os_SystemClock), 1200 REG_JNI(register_android_util_EventLog), 1201 REG_JNI(register_android_util_Log), 1202 REG_JNI(register_android_util_FloatMath), 1203 REG_JNI(register_android_text_format_Time), 1204 REG_JNI(register_android_pim_EventRecurrence), 1205 REG_JNI(register_android_content_AssetManager), 1206 REG_JNI(register_android_content_StringBlock), 1207 REG_JNI(register_android_content_XmlBlock), 1208 REG_JNI(register_android_emoji_EmojiFactory), 1209 REG_JNI(register_android_security_Md5MessageDigest), 1210 REG_JNI(register_android_text_AndroidCharacter), 1211 REG_JNI(register_android_text_AndroidBidi), 1212 REG_JNI(register_android_text_KeyCharacterMap), 1213 REG_JNI(register_android_os_Process), 1214 REG_JNI(register_android_os_Binder), 1215 REG_JNI(register_android_view_Display), 1216 REG_JNI(register_android_nio_utils), 1217 REG_JNI(register_android_graphics_PixelFormat), 1218 REG_JNI(register_android_graphics_Graphics), 1219 REG_JNI(register_android_view_GLES20Canvas), 1220 REG_JNI(register_android_view_HardwareRenderer), 1221 REG_JNI(register_android_view_Surface), 1222 REG_JNI(register_android_view_ViewRoot), 1223 REG_JNI(register_com_google_android_gles_jni_EGLImpl), 1224 REG_JNI(register_com_google_android_gles_jni_GLImpl), 1225 REG_JNI(register_android_opengl_jni_GLES10), 1226 REG_JNI(register_android_opengl_jni_GLES10Ext), 1227 REG_JNI(register_android_opengl_jni_GLES11), 1228 REG_JNI(register_android_opengl_jni_GLES11Ext), 1229 REG_JNI(register_android_opengl_jni_GLES20), 1230 1231 REG_JNI(register_android_graphics_Bitmap), 1232 REG_JNI(register_android_graphics_BitmapFactory), 1233 REG_JNI(register_android_graphics_Camera), 1234 REG_JNI(register_android_graphics_Canvas), 1235 REG_JNI(register_android_graphics_ColorFilter), 1236 REG_JNI(register_android_graphics_DrawFilter), 1237 REG_JNI(register_android_graphics_Interpolator), 1238 REG_JNI(register_android_graphics_LayerRasterizer), 1239 REG_JNI(register_android_graphics_MaskFilter), 1240 REG_JNI(register_android_graphics_Matrix), 1241 REG_JNI(register_android_graphics_Movie), 1242 REG_JNI(register_android_graphics_NinePatch), 1243 REG_JNI(register_android_graphics_Paint), 1244 REG_JNI(register_android_graphics_Path), 1245 REG_JNI(register_android_graphics_PathMeasure), 1246 REG_JNI(register_android_graphics_PathEffect), 1247 REG_JNI(register_android_graphics_Picture), 1248 REG_JNI(register_android_graphics_PorterDuff), 1249 REG_JNI(register_android_graphics_Rasterizer), 1250 REG_JNI(register_android_graphics_Region), 1251 REG_JNI(register_android_graphics_Shader), 1252 REG_JNI(register_android_graphics_Typeface), 1253 REG_JNI(register_android_graphics_Xfermode), 1254 REG_JNI(register_android_graphics_YuvImage), 1255 REG_JNI(register_com_android_internal_graphics_NativeUtils), 1256 1257 REG_JNI(register_android_database_CursorWindow), 1258 REG_JNI(register_android_database_SQLiteCompiledSql), 1259 REG_JNI(register_android_database_SQLiteDatabase), 1260 REG_JNI(register_android_database_SQLiteDebug), 1261 REG_JNI(register_android_database_SQLiteProgram), 1262 REG_JNI(register_android_database_SQLiteQuery), 1263 REG_JNI(register_android_database_SQLiteStatement), 1264 REG_JNI(register_android_os_Debug), 1265 REG_JNI(register_android_os_FileObserver), 1266 REG_JNI(register_android_os_FileUtils), 1267 REG_JNI(register_android_os_MessageQueue), 1268 REG_JNI(register_android_os_ParcelFileDescriptor), 1269 REG_JNI(register_android_os_Power), 1270 REG_JNI(register_android_os_StatFs), 1271 REG_JNI(register_android_os_SystemProperties), 1272 REG_JNI(register_android_os_UEventObserver), 1273 REG_JNI(register_android_net_LocalSocketImpl), 1274 REG_JNI(register_android_net_NetworkUtils), 1275 REG_JNI(register_android_net_TrafficStats), 1276 REG_JNI(register_android_net_wifi_WifiManager), 1277 REG_JNI(register_android_os_MemoryFile), 1278 REG_JNI(register_com_android_internal_os_ZygoteInit), 1279 REG_JNI(register_android_hardware_Camera), 1280 REG_JNI(register_android_hardware_SensorManager), 1281 REG_JNI(register_android_media_AudioRecord), 1282 REG_JNI(register_android_media_AudioSystem), 1283 REG_JNI(register_android_media_AudioTrack), 1284 REG_JNI(register_android_media_JetPlayer), 1285 REG_JNI(register_android_media_MtpClient), 1286 REG_JNI(register_android_media_MtpCursor), 1287 REG_JNI(register_android_media_ToneGenerator), 1288 1289 REG_JNI(register_android_opengl_classes), 1290 REG_JNI(register_android_bluetooth_HeadsetBase), 1291 REG_JNI(register_android_bluetooth_BluetoothAudioGateway), 1292 REG_JNI(register_android_bluetooth_BluetoothSocket), 1293 REG_JNI(register_android_bluetooth_ScoSocket), 1294 REG_JNI(register_android_server_BluetoothService), 1295 REG_JNI(register_android_server_BluetoothEventLoop), 1296 REG_JNI(register_android_server_BluetoothA2dpService), 1297 REG_JNI(register_android_server_Watchdog), 1298 REG_JNI(register_android_message_digest_sha1), 1299 REG_JNI(register_android_ddm_DdmHandleNativeHeap), 1300 REG_JNI(register_android_backup_BackupDataInput), 1301 REG_JNI(register_android_backup_BackupDataOutput), 1302 REG_JNI(register_android_backup_FileBackupHelperBase), 1303 REG_JNI(register_android_backup_BackupHelperDispatcher), 1304 1305 REG_JNI(register_android_app_NativeActivity), 1306 REG_JNI(register_android_view_InputChannel), 1307 REG_JNI(register_android_view_InputQueue), 1308 REG_JNI(register_android_view_InputTarget), 1309 REG_JNI(register_android_view_KeyEvent), 1310 REG_JNI(register_android_view_MotionEvent), 1311}; 1312 1313/* 1314 * Register android native functions with the VM. 1315 */ 1316/*static*/ int AndroidRuntime::startReg(JNIEnv* env) 1317{ 1318 /* 1319 * This hook causes all future threads created in this process to be 1320 * attached to the JavaVM. (This needs to go away in favor of JNI 1321 * Attach calls.) 1322 */ 1323 androidSetCreateThreadFunc((android_create_thread_fn) javaCreateThreadEtc); 1324 1325 LOGD("--- registering native functions ---\n"); 1326 1327 /* 1328 * Every "register" function calls one or more things that return 1329 * a local reference (e.g. FindClass). Because we haven't really 1330 * started the VM yet, they're all getting stored in the base frame 1331 * and never released. Use Push/Pop to manage the storage. 1332 */ 1333 env->PushLocalFrame(200); 1334 1335 if (register_jni_procs(gRegJNI, NELEM(gRegJNI), env) < 0) { 1336 env->PopLocalFrame(NULL); 1337 return -1; 1338 } 1339 env->PopLocalFrame(NULL); 1340 1341 //createJavaThread("fubar", quickTest, (void*) "hello"); 1342 1343 return 0; 1344} 1345 1346AndroidRuntime* AndroidRuntime::getRuntime() 1347{ 1348 return gCurRuntime; 1349} 1350 1351/** 1352 * Used by WithFramework to register native functions. 1353 */ 1354extern "C" 1355jint Java_com_android_internal_util_WithFramework_registerNatives( 1356 JNIEnv* env, jclass clazz) { 1357 return register_jni_procs(gRegJNI, NELEM(gRegJNI), env); 1358} 1359 1360/** 1361 * Used by LoadClass to register native functions. 1362 */ 1363extern "C" 1364jint Java_LoadClass_registerNatives(JNIEnv* env, jclass clazz) { 1365 return register_jni_procs(gRegJNI, NELEM(gRegJNI), env); 1366} 1367 1368} // namespace android 1369