| /* |
| * Copyright (C) 2006 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| #define ATRACE_TAG ATRACE_TAG_DALVIK |
| #define LOG_TAG "AndroidRuntime" |
| #define LOG_NDEBUG 1 |
| |
| #include <android_runtime/AndroidRuntime.h> |
| |
| #include <android-base/macros.h> |
| #include <android-base/properties.h> |
| #include <binder/IBinder.h> |
| #include <binder/IPCThreadState.h> |
| #include <binder/IServiceManager.h> |
| #include <utils/Log.h> |
| #include <utils/misc.h> |
| #include <utils/Trace.h> |
| #include <binder/Parcel.h> |
| #include <utils/threads.h> |
| #include <cutils/properties.h> |
| |
| #include <SkGraphics.h> |
| |
| #include "jni.h" |
| #include <nativehelper/JNIHelp.h> |
| #include <nativehelper/JniInvocation.h> |
| #include "android_util_Binder.h" |
| |
| #include <stdio.h> |
| #include <signal.h> |
| #include <sys/stat.h> |
| #include <sys/types.h> |
| #include <signal.h> |
| #include <dirent.h> |
| #include <assert.h> |
| |
| #include <string> |
| #include <vector> |
| |
| using namespace android; |
| using android::base::GetProperty; |
| |
| extern int register_android_os_Binder(JNIEnv* env); |
| extern int register_android_os_Process(JNIEnv* env); |
| extern int register_android_graphics_Bitmap(JNIEnv*); |
| extern int register_android_graphics_BitmapFactory(JNIEnv*); |
| extern int register_android_graphics_BitmapRegionDecoder(JNIEnv*); |
| extern int register_android_graphics_Camera(JNIEnv* env); |
| extern int register_android_graphics_CreateJavaOutputStreamAdaptor(JNIEnv* env); |
| extern int register_android_graphics_GraphicBuffer(JNIEnv* env); |
| extern int register_android_graphics_Graphics(JNIEnv* env); |
| extern int register_android_graphics_Interpolator(JNIEnv* env); |
| extern int register_android_graphics_MaskFilter(JNIEnv* env); |
| extern int register_android_graphics_Movie(JNIEnv* env); |
| extern int register_android_graphics_NinePatch(JNIEnv*); |
| extern int register_android_graphics_PathEffect(JNIEnv* env); |
| extern int register_android_graphics_Shader(JNIEnv* env); |
| extern int register_android_graphics_Typeface(JNIEnv* env); |
| extern int register_android_graphics_YuvImage(JNIEnv* env); |
| |
| extern int register_com_google_android_gles_jni_EGLImpl(JNIEnv* env); |
| extern int register_com_google_android_gles_jni_GLImpl(JNIEnv* env); |
| extern int register_android_opengl_jni_EGL14(JNIEnv* env); |
| extern int register_android_opengl_jni_EGLExt(JNIEnv* env); |
| extern int register_android_opengl_jni_GLES10(JNIEnv* env); |
| extern int register_android_opengl_jni_GLES10Ext(JNIEnv* env); |
| extern int register_android_opengl_jni_GLES11(JNIEnv* env); |
| extern int register_android_opengl_jni_GLES11Ext(JNIEnv* env); |
| extern int register_android_opengl_jni_GLES20(JNIEnv* env); |
| extern int register_android_opengl_jni_GLES30(JNIEnv* env); |
| extern int register_android_opengl_jni_GLES31(JNIEnv* env); |
| extern int register_android_opengl_jni_GLES31Ext(JNIEnv* env); |
| extern int register_android_opengl_jni_GLES32(JNIEnv* env); |
| |
| extern int register_android_hardware_Camera(JNIEnv *env); |
| extern int register_android_hardware_camera2_CameraMetadata(JNIEnv *env); |
| extern int register_android_hardware_camera2_legacy_LegacyCameraDevice(JNIEnv *env); |
| extern int register_android_hardware_camera2_legacy_PerfMeasurement(JNIEnv *env); |
| extern int register_android_hardware_camera2_DngCreator(JNIEnv *env); |
| extern int register_android_hardware_HardwareBuffer(JNIEnv *env); |
| extern int register_android_hardware_SensorManager(JNIEnv *env); |
| extern int register_android_hardware_SerialPort(JNIEnv *env); |
| extern int register_android_hardware_SoundTrigger(JNIEnv *env); |
| extern int register_android_hardware_UsbDevice(JNIEnv *env); |
| extern int register_android_hardware_UsbDeviceConnection(JNIEnv *env); |
| extern int register_android_hardware_UsbRequest(JNIEnv *env); |
| extern int register_android_hardware_location_ActivityRecognitionHardware(JNIEnv* env); |
| |
| extern int register_android_media_AudioRecord(JNIEnv *env); |
| extern int register_android_media_AudioSystem(JNIEnv *env); |
| extern int register_android_media_AudioTrack(JNIEnv *env); |
| extern int register_android_media_JetPlayer(JNIEnv *env); |
| extern int register_android_media_ToneGenerator(JNIEnv *env); |
| |
| namespace android { |
| |
| /* |
| * JNI-based registration functions. Note these are properly contained in |
| * namespace android. |
| */ |
| extern int register_android_app_admin_SecurityLog(JNIEnv* env); |
| extern int register_android_content_AssetManager(JNIEnv* env); |
| extern int register_android_util_EventLog(JNIEnv* env); |
| extern int register_android_util_Log(JNIEnv* env); |
| extern int register_android_util_MemoryIntArray(JNIEnv* env); |
| extern int register_android_util_PathParser(JNIEnv* env); |
| extern int register_android_content_StringBlock(JNIEnv* env); |
| extern int register_android_content_XmlBlock(JNIEnv* env); |
| extern int register_android_graphics_Canvas(JNIEnv* env); |
| extern int register_android_graphics_CanvasProperty(JNIEnv* env); |
| extern int register_android_graphics_ColorFilter(JNIEnv* env); |
| extern int register_android_graphics_DrawFilter(JNIEnv* env); |
| extern int register_android_graphics_FontFamily(JNIEnv* env); |
| extern int register_android_graphics_Matrix(JNIEnv* env); |
| extern int register_android_graphics_Paint(JNIEnv* env); |
| extern int register_android_graphics_Path(JNIEnv* env); |
| extern int register_android_graphics_PathMeasure(JNIEnv* env); |
| extern int register_android_graphics_Picture(JNIEnv*); |
| extern int register_android_graphics_Region(JNIEnv* env); |
| extern int register_android_graphics_SurfaceTexture(JNIEnv* env); |
| extern int register_android_graphics_drawable_AnimatedVectorDrawable(JNIEnv* env); |
| extern int register_android_graphics_drawable_VectorDrawable(JNIEnv* env); |
| extern int register_android_graphics_pdf_PdfDocument(JNIEnv* env); |
| extern int register_android_graphics_pdf_PdfEditor(JNIEnv* env); |
| extern int register_android_graphics_pdf_PdfRenderer(JNIEnv* env); |
| extern int register_android_view_DisplayEventReceiver(JNIEnv* env); |
| extern int register_android_view_DisplayListCanvas(JNIEnv* env); |
| extern int register_android_view_HardwareLayer(JNIEnv* env); |
| extern int register_android_view_RenderNode(JNIEnv* env); |
| extern int register_android_view_RenderNodeAnimator(JNIEnv* env); |
| extern int register_android_view_Surface(JNIEnv* env); |
| extern int register_android_view_SurfaceControl(JNIEnv* env); |
| extern int register_android_view_SurfaceSession(JNIEnv* env); |
| extern int register_android_view_TextureView(JNIEnv* env); |
| extern int register_android_view_ThreadedRenderer(JNIEnv* env); |
| extern int register_com_android_internal_view_animation_NativeInterpolatorFactoryHelper(JNIEnv *env); |
| extern int register_android_database_CursorWindow(JNIEnv* env); |
| extern int register_android_database_SQLiteConnection(JNIEnv* env); |
| extern int register_android_database_SQLiteGlobal(JNIEnv* env); |
| extern int register_android_database_SQLiteDebug(JNIEnv* env); |
| extern int register_android_nio_utils(JNIEnv* env); |
| extern int register_android_os_Debug(JNIEnv* env); |
| extern int register_android_os_GraphicsEnvironment(JNIEnv* env); |
| extern int register_android_os_HidlSupport(JNIEnv* env); |
| extern int register_android_os_HwBinder(JNIEnv *env); |
| extern int register_android_os_HwBlob(JNIEnv *env); |
| extern int register_android_os_HwParcel(JNIEnv *env); |
| extern int register_android_os_HwRemoteBinder(JNIEnv *env); |
| extern int register_android_os_MessageQueue(JNIEnv* env); |
| extern int register_android_os_Parcel(JNIEnv* env); |
| extern int register_android_os_SELinux(JNIEnv* env); |
| extern int register_android_os_VintfObject(JNIEnv *env); |
| extern int register_android_os_VintfRuntimeInfo(JNIEnv *env); |
| extern int register_android_os_SystemProperties(JNIEnv *env); |
| extern int register_android_os_SystemClock(JNIEnv* env); |
| extern int register_android_os_Trace(JNIEnv* env); |
| extern int register_android_os_FileObserver(JNIEnv *env); |
| extern int register_android_os_UEventObserver(JNIEnv* env); |
| extern int register_android_os_MemoryFile(JNIEnv* env); |
| extern int register_android_os_SharedMemory(JNIEnv* env); |
| extern int register_android_net_LocalSocketImpl(JNIEnv* env); |
| extern int register_android_net_NetworkUtils(JNIEnv* env); |
| extern int register_android_text_AndroidCharacter(JNIEnv *env); |
| extern int register_android_text_StaticLayout(JNIEnv *env); |
| extern int register_android_text_AndroidBidi(JNIEnv *env); |
| extern int register_android_opengl_classes(JNIEnv *env); |
| extern int register_android_ddm_DdmHandleNativeHeap(JNIEnv *env); |
| extern int register_android_server_NetworkManagementSocketTagger(JNIEnv* env); |
| extern int register_android_backup_BackupDataInput(JNIEnv *env); |
| extern int register_android_backup_BackupDataOutput(JNIEnv *env); |
| extern int register_android_backup_FileBackupHelperBase(JNIEnv *env); |
| extern int register_android_backup_BackupHelperDispatcher(JNIEnv *env); |
| extern int register_android_app_backup_FullBackup(JNIEnv *env); |
| extern int register_android_app_Activity(JNIEnv *env); |
| extern int register_android_app_ActivityThread(JNIEnv *env); |
| extern int register_android_app_ApplicationLoaders(JNIEnv *env); |
| extern int register_android_app_NativeActivity(JNIEnv *env); |
| extern int register_android_media_RemoteDisplay(JNIEnv *env); |
| extern int register_android_util_jar_StrictJarFile(JNIEnv* env); |
| extern int register_android_view_InputChannel(JNIEnv* env); |
| extern int register_android_view_InputDevice(JNIEnv* env); |
| extern int register_android_view_InputEventReceiver(JNIEnv* env); |
| extern int register_android_view_InputEventSender(JNIEnv* env); |
| extern int register_android_view_InputQueue(JNIEnv* env); |
| extern int register_android_view_KeyCharacterMap(JNIEnv *env); |
| extern int register_android_view_KeyEvent(JNIEnv* env); |
| extern int register_android_view_MotionEvent(JNIEnv* env); |
| extern int register_android_view_PointerIcon(JNIEnv* env); |
| extern int register_android_view_VelocityTracker(JNIEnv* env); |
| extern int register_android_content_res_ObbScanner(JNIEnv* env); |
| extern int register_android_content_res_Configuration(JNIEnv* env); |
| extern int register_android_animation_PropertyValuesHolder(JNIEnv *env); |
| extern int register_com_android_internal_content_NativeLibraryHelper(JNIEnv *env); |
| extern int register_com_android_internal_net_NetworkStatsFactory(JNIEnv *env); |
| extern int register_com_android_internal_os_ClassLoaderFactory(JNIEnv* env); |
| extern int register_com_android_internal_os_FuseAppLoop(JNIEnv* env); |
| extern int register_com_android_internal_os_Zygote(JNIEnv *env); |
| extern int register_com_android_internal_os_ZygoteInit(JNIEnv *env); |
| extern int register_com_android_internal_util_VirtualRefBasePtr(JNIEnv *env); |
| |
| static AndroidRuntime* gCurRuntime = NULL; |
| |
| /* |
| * Code written in the Java Programming Language calls here from main(). |
| */ |
| static void com_android_internal_os_RuntimeInit_nativeFinishInit(JNIEnv* env, jobject clazz) |
| { |
| gCurRuntime->onStarted(); |
| } |
| |
| static void com_android_internal_os_ZygoteInit_nativeZygoteInit(JNIEnv* env, jobject clazz) |
| { |
| gCurRuntime->onZygoteInit(); |
| } |
| |
| static void com_android_internal_os_RuntimeInit_nativeSetExitWithoutCleanup(JNIEnv* env, |
| jobject clazz, jboolean exitWithoutCleanup) |
| { |
| gCurRuntime->setExitWithoutCleanup(exitWithoutCleanup); |
| } |
| |
| /* |
| * JNI registration. |
| */ |
| |
| int register_com_android_internal_os_RuntimeInit(JNIEnv* env) |
| { |
| const JNINativeMethod methods[] = { |
| { "nativeFinishInit", "()V", |
| (void*) com_android_internal_os_RuntimeInit_nativeFinishInit }, |
| { "nativeSetExitWithoutCleanup", "(Z)V", |
| (void*) com_android_internal_os_RuntimeInit_nativeSetExitWithoutCleanup }, |
| }; |
| return jniRegisterNativeMethods(env, "com/android/internal/os/RuntimeInit", |
| methods, NELEM(methods)); |
| } |
| |
| int register_com_android_internal_os_ZygoteInit_nativeZygoteInit(JNIEnv* env) |
| { |
| const JNINativeMethod methods[] = { |
| { "nativeZygoteInit", "()V", |
| (void*) com_android_internal_os_ZygoteInit_nativeZygoteInit }, |
| }; |
| return jniRegisterNativeMethods(env, "com/android/internal/os/ZygoteInit", |
| methods, NELEM(methods)); |
| } |
| |
| // ---------------------------------------------------------------------- |
| |
| /*static*/ JavaVM* AndroidRuntime::mJavaVM = NULL; |
| |
| AndroidRuntime::AndroidRuntime(char* argBlockStart, const size_t argBlockLength) : |
| mExitWithoutCleanup(false), |
| mArgBlockStart(argBlockStart), |
| mArgBlockLength(argBlockLength) |
| { |
| SkGraphics::Init(); |
| |
| // Pre-allocate enough space to hold a fair number of options. |
| mOptions.setCapacity(20); |
| |
| assert(gCurRuntime == NULL); // one per process |
| gCurRuntime = this; |
| } |
| |
| AndroidRuntime::~AndroidRuntime() |
| { |
| } |
| |
| /* |
| * Register native methods using JNI. |
| */ |
| /*static*/ int AndroidRuntime::registerNativeMethods(JNIEnv* env, |
| const char* className, const JNINativeMethod* gMethods, int numMethods) |
| { |
| return jniRegisterNativeMethods(env, className, gMethods, numMethods); |
| } |
| |
| void AndroidRuntime::setArgv0(const char* argv0, bool setProcName) { |
| if (setProcName) { |
| int len = strlen(argv0); |
| if (len < 15) { |
| pthread_setname_np(pthread_self(), argv0); |
| } else { |
| pthread_setname_np(pthread_self(), argv0 + len - 15); |
| } |
| } |
| memset(mArgBlockStart, 0, mArgBlockLength); |
| strlcpy(mArgBlockStart, argv0, mArgBlockLength); |
| } |
| |
| status_t AndroidRuntime::callMain(const String8& className, jclass clazz, |
| const Vector<String8>& args) |
| { |
| JNIEnv* env; |
| jmethodID methodId; |
| |
| ALOGD("Calling main entry %s", className.string()); |
| |
| env = getJNIEnv(); |
| if (clazz == NULL || env == NULL) { |
| return UNKNOWN_ERROR; |
| } |
| |
| methodId = env->GetStaticMethodID(clazz, "main", "([Ljava/lang/String;)V"); |
| if (methodId == NULL) { |
| ALOGE("ERROR: could not find method %s.main(String[])\n", className.string()); |
| return UNKNOWN_ERROR; |
| } |
| |
| /* |
| * We want to call main() with a String array with our arguments in it. |
| * Create an array and populate it. |
| */ |
| jclass stringClass; |
| jobjectArray strArray; |
| |
| const size_t numArgs = args.size(); |
| stringClass = env->FindClass("java/lang/String"); |
| strArray = env->NewObjectArray(numArgs, stringClass, NULL); |
| |
| for (size_t i = 0; i < numArgs; i++) { |
| jstring argStr = env->NewStringUTF(args[i].string()); |
| env->SetObjectArrayElement(strArray, i, argStr); |
| } |
| |
| env->CallStaticVoidMethod(clazz, methodId, strArray); |
| return NO_ERROR; |
| } |
| |
| /* |
| * The VM calls this through the "exit" hook. |
| */ |
| static void runtime_exit(int code) |
| { |
| gCurRuntime->exit(code); |
| } |
| |
| /* |
| * The VM calls this through the "vfprintf" hook. |
| * |
| * We ignore "fp" and just write the results to the log file. |
| */ |
| static void runtime_vfprintf(FILE* fp, const char* format, va_list ap) |
| { |
| LOG_PRI_VA(ANDROID_LOG_INFO, "vm-printf", format, ap); |
| } |
| |
| /** |
| * The VM calls this when mutex contention debugging is enabled to |
| * determine whether or not the blocked thread was a "sensitive thread" |
| * for user responsiveness/smoothess. |
| * |
| * Our policy for this is whether or not we're tracing any StrictMode |
| * events on this thread (which we might've inherited via Binder calls |
| * into us) |
| */ |
| static bool runtime_isSensitiveThread() { |
| IPCThreadState* state = IPCThreadState::selfOrNull(); |
| return state && state->getStrictModePolicy() != 0; |
| } |
| |
| static int hasDir(const char* dir) |
| { |
| struct stat s; |
| int res = stat(dir, &s); |
| if (res == 0) { |
| return S_ISDIR(s.st_mode); |
| } |
| return 0; |
| } |
| |
| static bool hasFile(const char* file) { |
| struct stat s; |
| int res = stat(file, &s); |
| if (res == 0) { |
| return S_ISREG(s.st_mode); |
| } |
| return false; |
| } |
| |
| /* |
| * Read the persistent locale. Inspects the following system properties |
| * (in order) and returns the first non-empty property in the list : |
| * |
| * (1) persist.sys.locale |
| * (2) persist.sys.language/country/localevar (country and localevar are |
| * inspected iff. language is non-empty. |
| * (3) ro.product.locale |
| * (4) ro.product.locale.language/region |
| * |
| * Note that we need to inspect persist.sys.language/country/localevar to |
| * preserve language settings for devices that are upgrading from Lollipop |
| * to M. The same goes for ro.product.locale.language/region as well. |
| */ |
| const std::string readLocale() |
| { |
| const std::string locale = GetProperty("persist.sys.locale", ""); |
| if (!locale.empty()) { |
| return locale; |
| } |
| |
| const std::string language = GetProperty("persist.sys.language", ""); |
| if (!language.empty()) { |
| const std::string country = GetProperty("persist.sys.country", ""); |
| const std::string variant = GetProperty("persist.sys.localevar", ""); |
| |
| std::string out = language; |
| if (!country.empty()) { |
| out = out + "-" + country; |
| } |
| |
| if (!variant.empty()) { |
| out = out + "-" + variant; |
| } |
| |
| return out; |
| } |
| |
| const std::string productLocale = GetProperty("ro.product.locale", ""); |
| if (!productLocale.empty()) { |
| return productLocale; |
| } |
| |
| // If persist.sys.locale and ro.product.locale are missing, |
| // construct a locale value from the individual locale components. |
| const std::string productLanguage = GetProperty("ro.product.locale.language", "en"); |
| const std::string productRegion = GetProperty("ro.product.locale.region", "US"); |
| |
| return productLanguage + "-" + productRegion; |
| } |
| |
| void AndroidRuntime::addOption(const char* optionString, void* extraInfo) |
| { |
| JavaVMOption opt; |
| opt.optionString = optionString; |
| opt.extraInfo = extraInfo; |
| mOptions.add(opt); |
| } |
| |
| /* |
| * Parse a property containing space-separated options that should be |
| * passed directly to the VM, e.g. "-Xmx32m -verbose:gc -Xregenmap". |
| * |
| * This will cut up "extraOptsBuf" as we chop it into individual options. |
| * |
| * If "quotingArg" is non-null, it is passed before each extra option in mOptions. |
| * |
| * Adds the strings, if any, to mOptions. |
| */ |
| void AndroidRuntime::parseExtraOpts(char* extraOptsBuf, const char* quotingArg) |
| { |
| char* start = extraOptsBuf; |
| char* end = NULL; |
| while (*start != '\0') { |
| while (*start == ' ') /* skip leading whitespace */ |
| start++; |
| if (*start == '\0') /* was trailing ws, bail */ |
| break; |
| |
| end = start+1; |
| while (*end != ' ' && *end != '\0') /* find end of token */ |
| end++; |
| if (*end == ' ') |
| *end++ = '\0'; /* mark end, advance to indicate more */ |
| |
| if (quotingArg != NULL) { |
| addOption(quotingArg); |
| } |
| addOption(start); |
| start = end; |
| } |
| } |
| |
| /* |
| * Reads a "property" into "buffer" with a default of "defaultArg". If |
| * the property is non-empty, it is treated as a runtime option such |
| * as "-Xmx32m". |
| * |
| * The "runtimeArg" is a prefix for the option such as "-Xms" or "-Xmx". |
| * |
| * If an argument is found, it is added to mOptions. |
| * |
| * If an option is found, it is added to mOptions and true is |
| * returned. Otherwise false is returned. |
| */ |
| bool AndroidRuntime::parseRuntimeOption(const char* property, |
| char* buffer, |
| const char* runtimeArg, |
| const char* defaultArg) |
| { |
| strcpy(buffer, runtimeArg); |
| size_t runtimeArgLen = strlen(runtimeArg); |
| property_get(property, buffer+runtimeArgLen, defaultArg); |
| if (buffer[runtimeArgLen] == '\0') { |
| return false; |
| } |
| addOption(buffer); |
| return true; |
| } |
| |
| /* |
| * Reads a "property" into "buffer". If the property is non-empty, it |
| * is treated as a dex2oat compiler option that should be |
| * passed as a quoted option, e.g. "-Ximage-compiler-option --compiler-filter=assume-verified". |
| * |
| * The "compilerArg" is a prefix for the option such as "--compiler-filter=". |
| * |
| * The "quotingArg" should be "-Ximage-compiler-option" or "-Xcompiler-option". |
| * |
| * If an option is found, it is added to mOptions and true is |
| * returned. Otherwise false is returned. |
| */ |
| bool AndroidRuntime::parseCompilerOption(const char* property, |
| char* buffer, |
| const char* compilerArg, |
| const char* quotingArg) |
| { |
| strcpy(buffer, compilerArg); |
| size_t compilerArgLen = strlen(compilerArg); |
| property_get(property, buffer+compilerArgLen, ""); |
| if (buffer[compilerArgLen] == '\0') { |
| return false; |
| } |
| addOption(quotingArg); |
| addOption(buffer); |
| return true; |
| } |
| |
| /* |
| * Reads a "property" into "buffer". If the property is non-empty, it |
| * is treated as a dex2oat compiler runtime option that should be |
| * passed as a quoted option, e.g. "-Ximage-compiler-option |
| * --runtime-arg -Ximage-compiler-option -Xmx32m". |
| * |
| * The "runtimeArg" is a prefix for the option such as "-Xms" or "-Xmx". |
| * |
| * The "quotingArg" should be "-Ximage-compiler-option" or "-Xcompiler-option". |
| * |
| * If an option is found, it is added to mOptions and true is |
| * returned. Otherwise false is returned. |
| */ |
| bool AndroidRuntime::parseCompilerRuntimeOption(const char* property, |
| char* buffer, |
| const char* runtimeArg, |
| const char* quotingArg) |
| { |
| strcpy(buffer, runtimeArg); |
| size_t runtimeArgLen = strlen(runtimeArg); |
| property_get(property, buffer+runtimeArgLen, ""); |
| if (buffer[runtimeArgLen] == '\0') { |
| return false; |
| } |
| addOption(quotingArg); |
| addOption("--runtime-arg"); |
| addOption(quotingArg); |
| addOption(buffer); |
| return true; |
| } |
| |
| /* |
| * Start the Dalvik Virtual Machine. |
| * |
| * Various arguments, most determined by system properties, are passed in. |
| * The "mOptions" vector is updated. |
| * |
| * CAUTION: when adding options in here, be careful not to put the |
| * char buffer inside a nested scope. Adding the buffer to the |
| * options using mOptions.add() does not copy the buffer, so if the |
| * buffer goes out of scope the option may be overwritten. It's best |
| * to put the buffer at the top of the function so that it is more |
| * unlikely that someone will surround it in a scope at a later time |
| * and thus introduce a bug. |
| * |
| * Returns 0 on success. |
| */ |
| int AndroidRuntime::startVm(JavaVM** pJavaVM, JNIEnv** pEnv, bool zygote) |
| { |
| JavaVMInitArgs initArgs; |
| char propBuf[PROPERTY_VALUE_MAX]; |
| char jniOptsBuf[sizeof("-Xjniopts:")-1 + PROPERTY_VALUE_MAX]; |
| char heapstartsizeOptsBuf[sizeof("-Xms")-1 + PROPERTY_VALUE_MAX]; |
| char heapsizeOptsBuf[sizeof("-Xmx")-1 + PROPERTY_VALUE_MAX]; |
| char heapgrowthlimitOptsBuf[sizeof("-XX:HeapGrowthLimit=")-1 + PROPERTY_VALUE_MAX]; |
| char heapminfreeOptsBuf[sizeof("-XX:HeapMinFree=")-1 + PROPERTY_VALUE_MAX]; |
| char heapmaxfreeOptsBuf[sizeof("-XX:HeapMaxFree=")-1 + PROPERTY_VALUE_MAX]; |
| char usejitOptsBuf[sizeof("-Xusejit:")-1 + PROPERTY_VALUE_MAX]; |
| char jitmaxsizeOptsBuf[sizeof("-Xjitmaxsize:")-1 + PROPERTY_VALUE_MAX]; |
| char jitinitialsizeOptsBuf[sizeof("-Xjitinitialsize:")-1 + PROPERTY_VALUE_MAX]; |
| char jitthresholdOptsBuf[sizeof("-Xjitthreshold:")-1 + PROPERTY_VALUE_MAX]; |
| char useJitProfilesOptsBuf[sizeof("-Xjitsaveprofilinginfo:")-1 + PROPERTY_VALUE_MAX]; |
| char jitprithreadweightOptBuf[sizeof("-Xjitprithreadweight:")-1 + PROPERTY_VALUE_MAX]; |
| char jittransitionweightOptBuf[sizeof("-Xjittransitionweight:")-1 + PROPERTY_VALUE_MAX]; |
| char hotstartupsamplesOptsBuf[sizeof("-Xps-hot-startup-method-samples:")-1 + PROPERTY_VALUE_MAX]; |
| char madviseRandomOptsBuf[sizeof("-XX:MadviseRandomAccess:")-1 + PROPERTY_VALUE_MAX]; |
| char gctypeOptsBuf[sizeof("-Xgc:")-1 + PROPERTY_VALUE_MAX]; |
| char backgroundgcOptsBuf[sizeof("-XX:BackgroundGC=")-1 + PROPERTY_VALUE_MAX]; |
| char heaptargetutilizationOptsBuf[sizeof("-XX:HeapTargetUtilization=")-1 + PROPERTY_VALUE_MAX]; |
| char foregroundHeapGrowthMultiplierOptsBuf[ |
| sizeof("-XX:ForegroundHeapGrowthMultiplier=")-1 + PROPERTY_VALUE_MAX]; |
| char cachePruneBuf[sizeof("-Xzygote-max-boot-retry=")-1 + PROPERTY_VALUE_MAX]; |
| char dex2oatXmsImageFlagsBuf[sizeof("-Xms")-1 + PROPERTY_VALUE_MAX]; |
| char dex2oatXmxImageFlagsBuf[sizeof("-Xmx")-1 + PROPERTY_VALUE_MAX]; |
| char dex2oatXmsFlagsBuf[sizeof("-Xms")-1 + PROPERTY_VALUE_MAX]; |
| char dex2oatXmxFlagsBuf[sizeof("-Xmx")-1 + PROPERTY_VALUE_MAX]; |
| char dex2oatCompilerFilterBuf[sizeof("--compiler-filter=")-1 + PROPERTY_VALUE_MAX]; |
| char dex2oatImageCompilerFilterBuf[sizeof("--compiler-filter=")-1 + PROPERTY_VALUE_MAX]; |
| char dex2oatThreadsBuf[sizeof("-j")-1 + PROPERTY_VALUE_MAX]; |
| char dex2oatThreadsImageBuf[sizeof("-j")-1 + PROPERTY_VALUE_MAX]; |
| char dex2oat_isa_variant_key[PROPERTY_KEY_MAX]; |
| char dex2oat_isa_variant[sizeof("--instruction-set-variant=") -1 + PROPERTY_VALUE_MAX]; |
| char dex2oat_isa_features_key[PROPERTY_KEY_MAX]; |
| char dex2oat_isa_features[sizeof("--instruction-set-features=") -1 + PROPERTY_VALUE_MAX]; |
| char dex2oatFlagsBuf[PROPERTY_VALUE_MAX]; |
| char dex2oatImageFlagsBuf[PROPERTY_VALUE_MAX]; |
| char extraOptsBuf[PROPERTY_VALUE_MAX]; |
| char voldDecryptBuf[PROPERTY_VALUE_MAX]; |
| enum { |
| kEMDefault, |
| kEMIntPortable, |
| kEMIntFast, |
| kEMJitCompiler, |
| } executionMode = kEMDefault; |
| char localeOption[sizeof("-Duser.locale=") + PROPERTY_VALUE_MAX]; |
| char lockProfThresholdBuf[sizeof("-Xlockprofthreshold:")-1 + PROPERTY_VALUE_MAX]; |
| char nativeBridgeLibrary[sizeof("-XX:NativeBridge=") + PROPERTY_VALUE_MAX]; |
| char cpuAbiListBuf[sizeof("--cpu-abilist=") + PROPERTY_VALUE_MAX]; |
| char methodTraceFileBuf[sizeof("-Xmethod-trace-file:") + PROPERTY_VALUE_MAX]; |
| char methodTraceFileSizeBuf[sizeof("-Xmethod-trace-file-size:") + PROPERTY_VALUE_MAX]; |
| std::string fingerprintBuf; |
| char jdwpProviderBuf[sizeof("-XjdwpProvider:") - 1 + PROPERTY_VALUE_MAX]; |
| |
| bool checkJni = false; |
| property_get("dalvik.vm.checkjni", propBuf, ""); |
| if (strcmp(propBuf, "true") == 0) { |
| checkJni = true; |
| } else if (strcmp(propBuf, "false") != 0) { |
| /* property is neither true nor false; fall back on kernel parameter */ |
| property_get("ro.kernel.android.checkjni", propBuf, ""); |
| if (propBuf[0] == '1') { |
| checkJni = true; |
| } |
| } |
| ALOGV("CheckJNI is %s\n", checkJni ? "ON" : "OFF"); |
| if (checkJni) { |
| /* extended JNI checking */ |
| addOption("-Xcheck:jni"); |
| |
| /* with -Xcheck:jni, this provides a JNI function call trace */ |
| //addOption("-verbose:jni"); |
| } |
| |
| property_get("dalvik.vm.execution-mode", propBuf, ""); |
| if (strcmp(propBuf, "int:portable") == 0) { |
| executionMode = kEMIntPortable; |
| } else if (strcmp(propBuf, "int:fast") == 0) { |
| executionMode = kEMIntFast; |
| } else if (strcmp(propBuf, "int:jit") == 0) { |
| executionMode = kEMJitCompiler; |
| } |
| |
| addOption("-Xusetombstonedtraces"); |
| |
| strcpy(jniOptsBuf, "-Xjniopts:"); |
| if (parseRuntimeOption("dalvik.vm.jniopts", jniOptsBuf, "-Xjniopts:")) { |
| ALOGI("JNI options: '%s'\n", jniOptsBuf); |
| } |
| |
| /* route exit() to our handler */ |
| addOption("exit", (void*) runtime_exit); |
| |
| /* route fprintf() to our handler */ |
| addOption("vfprintf", (void*) runtime_vfprintf); |
| |
| /* register the framework-specific "is sensitive thread" hook */ |
| addOption("sensitiveThread", (void*) runtime_isSensitiveThread); |
| |
| /* enable verbose; standard options are { jni, gc, class } */ |
| //addOption("-verbose:jni"); |
| addOption("-verbose:gc"); |
| //addOption("-verbose:class"); |
| |
| /* |
| * The default starting and maximum size of the heap. Larger |
| * values should be specified in a product property override. |
| */ |
| parseRuntimeOption("dalvik.vm.heapstartsize", heapstartsizeOptsBuf, "-Xms", "4m"); |
| parseRuntimeOption("dalvik.vm.heapsize", heapsizeOptsBuf, "-Xmx", "16m"); |
| |
| parseRuntimeOption("dalvik.vm.heapgrowthlimit", heapgrowthlimitOptsBuf, "-XX:HeapGrowthLimit="); |
| parseRuntimeOption("dalvik.vm.heapminfree", heapminfreeOptsBuf, "-XX:HeapMinFree="); |
| parseRuntimeOption("dalvik.vm.heapmaxfree", heapmaxfreeOptsBuf, "-XX:HeapMaxFree="); |
| parseRuntimeOption("dalvik.vm.heaptargetutilization", |
| heaptargetutilizationOptsBuf, |
| "-XX:HeapTargetUtilization="); |
| |
| /* Foreground heap growth multiplier option */ |
| parseRuntimeOption("dalvik.vm.foreground-heap-growth-multiplier", |
| foregroundHeapGrowthMultiplierOptsBuf, |
| "-XX:ForegroundHeapGrowthMultiplier="); |
| |
| /* |
| * JIT related options. |
| */ |
| parseRuntimeOption("dalvik.vm.usejit", usejitOptsBuf, "-Xusejit:"); |
| parseRuntimeOption("dalvik.vm.jitmaxsize", jitmaxsizeOptsBuf, "-Xjitmaxsize:"); |
| parseRuntimeOption("dalvik.vm.jitinitialsize", jitinitialsizeOptsBuf, "-Xjitinitialsize:"); |
| parseRuntimeOption("dalvik.vm.jitthreshold", jitthresholdOptsBuf, "-Xjitthreshold:"); |
| property_get("dalvik.vm.usejitprofiles", useJitProfilesOptsBuf, ""); |
| if (strcmp(useJitProfilesOptsBuf, "true") == 0) { |
| addOption("-Xjitsaveprofilinginfo"); |
| } |
| |
| parseRuntimeOption("dalvik.vm.jitprithreadweight", |
| jitprithreadweightOptBuf, |
| "-Xjitprithreadweight:"); |
| |
| parseRuntimeOption("dalvik.vm.jittransitionweight", |
| jittransitionweightOptBuf, |
| "-Xjittransitionweight:"); |
| |
| /* |
| * Madvise related options. |
| */ |
| parseRuntimeOption("dalvik.vm.madvise-random", madviseRandomOptsBuf, "-XX:MadviseRandomAccess:"); |
| |
| /* |
| * Profile related options. |
| */ |
| parseRuntimeOption("dalvik.vm.hot-startup-method-samples", hotstartupsamplesOptsBuf, |
| "-Xps-hot-startup-method-samples:"); |
| |
| property_get("ro.config.low_ram", propBuf, ""); |
| if (strcmp(propBuf, "true") == 0) { |
| addOption("-XX:LowMemoryMode"); |
| } |
| |
| parseRuntimeOption("dalvik.vm.gctype", gctypeOptsBuf, "-Xgc:"); |
| parseRuntimeOption("dalvik.vm.backgroundgctype", backgroundgcOptsBuf, "-XX:BackgroundGC="); |
| |
| /* |
| * Enable debugging only for apps forked from zygote. |
| */ |
| if (zygote) { |
| // Set the JDWP provider and required arguments. By default let the runtime choose how JDWP is |
| // implemented. When this is not set the runtime defaults to not allowing JDWP. |
| addOption("-XjdwpOptions:suspend=n,server=y"); |
| parseRuntimeOption("dalvik.vm.jdwp-provider", |
| jdwpProviderBuf, |
| "-XjdwpProvider:", |
| "default"); |
| } |
| |
| parseRuntimeOption("dalvik.vm.lockprof.threshold", |
| lockProfThresholdBuf, |
| "-Xlockprofthreshold:"); |
| |
| if (executionMode == kEMIntPortable) { |
| addOption("-Xint:portable"); |
| } else if (executionMode == kEMIntFast) { |
| addOption("-Xint:fast"); |
| } else if (executionMode == kEMJitCompiler) { |
| addOption("-Xint:jit"); |
| } |
| |
| // If we are booting without the real /data, don't spend time compiling. |
| property_get("vold.decrypt", voldDecryptBuf, ""); |
| bool skip_compilation = ((strcmp(voldDecryptBuf, "trigger_restart_min_framework") == 0) || |
| (strcmp(voldDecryptBuf, "1") == 0)); |
| |
| // Extra options for boot.art/boot.oat image generation. |
| parseCompilerRuntimeOption("dalvik.vm.image-dex2oat-Xms", dex2oatXmsImageFlagsBuf, |
| "-Xms", "-Ximage-compiler-option"); |
| parseCompilerRuntimeOption("dalvik.vm.image-dex2oat-Xmx", dex2oatXmxImageFlagsBuf, |
| "-Xmx", "-Ximage-compiler-option"); |
| if (skip_compilation) { |
| addOption("-Ximage-compiler-option"); |
| addOption("--compiler-filter=assume-verified"); |
| } else { |
| parseCompilerOption("dalvik.vm.image-dex2oat-filter", dex2oatImageCompilerFilterBuf, |
| "--compiler-filter=", "-Ximage-compiler-option"); |
| } |
| |
| // If there is a boot profile, it takes precedence over the image and preloaded classes. |
| if (hasFile("/system/etc/boot-image.prof")) { |
| addOption("-Ximage-compiler-option"); |
| addOption("--profile-file=/system/etc/boot-image.prof"); |
| addOption("-Ximage-compiler-option"); |
| addOption("--compiler-filter=speed-profile"); |
| } else { |
| // Make sure there is a preloaded-classes file. |
| if (!hasFile("/system/etc/preloaded-classes")) { |
| ALOGE("Missing preloaded-classes file, /system/etc/preloaded-classes not found: %s\n", |
| strerror(errno)); |
| return -1; |
| } |
| addOption("-Ximage-compiler-option"); |
| addOption("--image-classes=/system/etc/preloaded-classes"); |
| |
| // If there is a dirty-image-objects file, push it. |
| if (hasFile("/system/etc/dirty-image-objects")) { |
| addOption("-Ximage-compiler-option"); |
| addOption("--dirty-image-objects=/system/etc/dirty-image-objects"); |
| } |
| } |
| |
| property_get("dalvik.vm.image-dex2oat-flags", dex2oatImageFlagsBuf, ""); |
| parseExtraOpts(dex2oatImageFlagsBuf, "-Ximage-compiler-option"); |
| |
| // Extra options for DexClassLoader. |
| parseCompilerRuntimeOption("dalvik.vm.dex2oat-Xms", dex2oatXmsFlagsBuf, |
| "-Xms", "-Xcompiler-option"); |
| parseCompilerRuntimeOption("dalvik.vm.dex2oat-Xmx", dex2oatXmxFlagsBuf, |
| "-Xmx", "-Xcompiler-option"); |
| if (skip_compilation) { |
| addOption("-Xcompiler-option"); |
| addOption("--compiler-filter=assume-verified"); |
| |
| // We skip compilation when a minimal runtime is brought up for decryption. In that case |
| // /data is temporarily backed by a tmpfs, which is usually small. |
| // If the system image contains prebuilts, they will be relocated into the tmpfs. In this |
| // specific situation it is acceptable to *not* relocate and run out of the prebuilts |
| // directly instead. |
| addOption("--runtime-arg"); |
| addOption("-Xnorelocate"); |
| } else { |
| parseCompilerOption("dalvik.vm.dex2oat-filter", dex2oatCompilerFilterBuf, |
| "--compiler-filter=", "-Xcompiler-option"); |
| } |
| parseCompilerOption("dalvik.vm.dex2oat-threads", dex2oatThreadsBuf, "-j", "-Xcompiler-option"); |
| parseCompilerOption("dalvik.vm.image-dex2oat-threads", dex2oatThreadsImageBuf, "-j", |
| "-Ximage-compiler-option"); |
| |
| // The runtime will compile a boot image, when necessary, not using installd. Thus, we need to |
| // pass the instruction-set-features/variant as an image-compiler-option. |
| // Note: it is OK to reuse the buffer, as the values are exactly the same between |
| // * compiler-option, used for runtime compilation (DexClassLoader) |
| // * image-compiler-option, used for boot-image compilation on device |
| |
| // Copy the variant. |
| sprintf(dex2oat_isa_variant_key, "dalvik.vm.isa.%s.variant", ABI_STRING); |
| parseCompilerOption(dex2oat_isa_variant_key, dex2oat_isa_variant, |
| "--instruction-set-variant=", "-Ximage-compiler-option"); |
| parseCompilerOption(dex2oat_isa_variant_key, dex2oat_isa_variant, |
| "--instruction-set-variant=", "-Xcompiler-option"); |
| // Copy the features. |
| sprintf(dex2oat_isa_features_key, "dalvik.vm.isa.%s.features", ABI_STRING); |
| parseCompilerOption(dex2oat_isa_features_key, dex2oat_isa_features, |
| "--instruction-set-features=", "-Ximage-compiler-option"); |
| parseCompilerOption(dex2oat_isa_features_key, dex2oat_isa_features, |
| "--instruction-set-features=", "-Xcompiler-option"); |
| |
| |
| property_get("dalvik.vm.dex2oat-flags", dex2oatFlagsBuf, ""); |
| parseExtraOpts(dex2oatFlagsBuf, "-Xcompiler-option"); |
| |
| /* extra options; parse this late so it overrides others */ |
| property_get("dalvik.vm.extra-opts", extraOptsBuf, ""); |
| parseExtraOpts(extraOptsBuf, NULL); |
| |
| /* Set the properties for locale */ |
| { |
| strcpy(localeOption, "-Duser.locale="); |
| const std::string locale = readLocale(); |
| strncat(localeOption, locale.c_str(), PROPERTY_VALUE_MAX); |
| addOption(localeOption); |
| } |
| |
| // Trace files are stored in /data/misc/trace which is writable only in debug mode. |
| property_get("ro.debuggable", propBuf, "0"); |
| if (strcmp(propBuf, "1") == 0) { |
| property_get("dalvik.vm.method-trace", propBuf, "false"); |
| if (strcmp(propBuf, "true") == 0) { |
| addOption("-Xmethod-trace"); |
| parseRuntimeOption("dalvik.vm.method-trace-file", |
| methodTraceFileBuf, |
| "-Xmethod-trace-file:"); |
| parseRuntimeOption("dalvik.vm.method-trace-file-siz", |
| methodTraceFileSizeBuf, |
| "-Xmethod-trace-file-size:"); |
| property_get("dalvik.vm.method-trace-stream", propBuf, "false"); |
| if (strcmp(propBuf, "true") == 0) { |
| addOption("-Xmethod-trace-stream"); |
| } |
| } |
| } |
| |
| // Native bridge library. "0" means that native bridge is disabled. |
| property_get("ro.dalvik.vm.native.bridge", propBuf, ""); |
| if (propBuf[0] == '\0') { |
| ALOGW("ro.dalvik.vm.native.bridge is not expected to be empty"); |
| } else if (strcmp(propBuf, "0") != 0) { |
| snprintf(nativeBridgeLibrary, sizeof("-XX:NativeBridge=") + PROPERTY_VALUE_MAX, |
| "-XX:NativeBridge=%s", propBuf); |
| addOption(nativeBridgeLibrary); |
| } |
| |
| #if defined(__LP64__) |
| const char* cpu_abilist_property_name = "ro.product.cpu.abilist64"; |
| #else |
| const char* cpu_abilist_property_name = "ro.product.cpu.abilist32"; |
| #endif // defined(__LP64__) |
| property_get(cpu_abilist_property_name, propBuf, ""); |
| if (propBuf[0] == '\0') { |
| ALOGE("%s is not expected to be empty", cpu_abilist_property_name); |
| return -1; |
| } |
| snprintf(cpuAbiListBuf, sizeof(cpuAbiListBuf), "--cpu-abilist=%s", propBuf); |
| addOption(cpuAbiListBuf); |
| |
| // Dalvik-cache pruning counter. |
| parseRuntimeOption("dalvik.vm.zygote.max-boot-retry", cachePruneBuf, |
| "-Xzygote-max-boot-retry="); |
| |
| /* |
| * When running with debug.generate-debug-info, add --generate-debug-info to |
| * the compiler options so that the boot image, if it is compiled on device, |
| * will include native debugging information. |
| */ |
| property_get("debug.generate-debug-info", propBuf, ""); |
| if (strcmp(propBuf, "true") == 0) { |
| addOption("-Xcompiler-option"); |
| addOption("--generate-debug-info"); |
| addOption("-Ximage-compiler-option"); |
| addOption("--generate-debug-info"); |
| } |
| |
| // The mini-debug-info makes it possible to backtrace through JIT code. |
| if (property_get_bool("dalvik.vm.minidebuginfo", 0)) { |
| addOption("-Xcompiler-option"); |
| addOption("--generate-mini-debug-info"); |
| } |
| |
| /* |
| * Retrieve the build fingerprint and provide it to the runtime. That way, ANR dumps will |
| * contain the fingerprint and can be parsed. |
| * Fingerprints are potentially longer than PROPERTY_VALUE_MAX, so parseRuntimeOption() cannot |
| * be used here. |
| * Do not ever re-assign fingerprintBuf as its c_str() value is stored in mOptions. |
| */ |
| std::string fingerprint = GetProperty("ro.build.fingerprint", ""); |
| if (!fingerprint.empty()) { |
| fingerprintBuf = "-Xfingerprint:" + fingerprint; |
| addOption(fingerprintBuf.c_str()); |
| } |
| |
| initArgs.version = JNI_VERSION_1_4; |
| initArgs.options = mOptions.editArray(); |
| initArgs.nOptions = mOptions.size(); |
| initArgs.ignoreUnrecognized = JNI_FALSE; |
| |
| /* |
| * Initialize the VM. |
| * |
| * The JavaVM* is essentially per-process, and the JNIEnv* is per-thread. |
| * If this call succeeds, the VM is ready, and we can start issuing |
| * JNI calls. |
| */ |
| if (JNI_CreateJavaVM(pJavaVM, pEnv, &initArgs) < 0) { |
| ALOGE("JNI_CreateJavaVM failed\n"); |
| return -1; |
| } |
| |
| return 0; |
| } |
| |
| char* AndroidRuntime::toSlashClassName(const char* className) |
| { |
| char* result = strdup(className); |
| for (char* cp = result; *cp != '\0'; cp++) { |
| if (*cp == '.') { |
| *cp = '/'; |
| } |
| } |
| return result; |
| } |
| |
| /** Create a Java string from an ASCII or Latin-1 string */ |
| jstring AndroidRuntime::NewStringLatin1(JNIEnv* env, const char* bytes) { |
| if (!bytes) return NULL; |
| int length = strlen(bytes); |
| jchar* buffer = (jchar *)alloca(length * sizeof(jchar)); |
| if (!buffer) return NULL; |
| jchar* chp = buffer; |
| for (int i = 0; i < length; i++) { |
| *chp++ = *bytes++; |
| } |
| return env->NewString(buffer, length); |
| } |
| |
| |
| /* |
| * Start the Android runtime. This involves starting the virtual machine |
| * and calling the "static void main(String[] args)" method in the class |
| * named by "className". |
| * |
| * Passes the main function two arguments, the class name and the specified |
| * options string. |
| */ |
| void AndroidRuntime::start(const char* className, const Vector<String8>& options, bool zygote) |
| { |
| ALOGD(">>>>>> START %s uid %d <<<<<<\n", |
| className != NULL ? className : "(unknown)", getuid()); |
| |
| static const String8 startSystemServer("start-system-server"); |
| |
| /* |
| * 'startSystemServer == true' means runtime is obsolete and not run from |
| * init.rc anymore, so we print out the boot start event here. |
| */ |
| for (size_t i = 0; i < options.size(); ++i) { |
| if (options[i] == startSystemServer) { |
| /* track our progress through the boot sequence */ |
| const int LOG_BOOT_PROGRESS_START = 3000; |
| LOG_EVENT_LONG(LOG_BOOT_PROGRESS_START, ns2ms(systemTime(SYSTEM_TIME_MONOTONIC))); |
| } |
| } |
| |
| const char* rootDir = getenv("ANDROID_ROOT"); |
| if (rootDir == NULL) { |
| rootDir = "/system"; |
| if (!hasDir("/system")) { |
| LOG_FATAL("No root directory specified, and /android does not exist."); |
| return; |
| } |
| setenv("ANDROID_ROOT", rootDir, 1); |
| } |
| |
| //const char* kernelHack = getenv("LD_ASSUME_KERNEL"); |
| //ALOGD("Found LD_ASSUME_KERNEL='%s'\n", kernelHack); |
| |
| /* start the virtual machine */ |
| JniInvocation jni_invocation; |
| jni_invocation.Init(NULL); |
| JNIEnv* env; |
| if (startVm(&mJavaVM, &env, zygote) != 0) { |
| return; |
| } |
| onVmCreated(env); |
| |
| /* |
| * Register android functions. |
| */ |
| if (startReg(env) < 0) { |
| ALOGE("Unable to register all android natives\n"); |
| return; |
| } |
| |
| /* |
| * We want to call main() with a String array with arguments in it. |
| * At present we have two arguments, the class name and an option string. |
| * Create an array to hold them. |
| */ |
| jclass stringClass; |
| jobjectArray strArray; |
| jstring classNameStr; |
| |
| stringClass = env->FindClass("java/lang/String"); |
| assert(stringClass != NULL); |
| strArray = env->NewObjectArray(options.size() + 1, stringClass, NULL); |
| assert(strArray != NULL); |
| classNameStr = env->NewStringUTF(className); |
| assert(classNameStr != NULL); |
| env->SetObjectArrayElement(strArray, 0, classNameStr); |
| |
| for (size_t i = 0; i < options.size(); ++i) { |
| jstring optionsStr = env->NewStringUTF(options.itemAt(i).string()); |
| assert(optionsStr != NULL); |
| env->SetObjectArrayElement(strArray, i + 1, optionsStr); |
| } |
| |
| /* |
| * Start VM. This thread becomes the main thread of the VM, and will |
| * not return until the VM exits. |
| */ |
| char* slashClassName = toSlashClassName(className != NULL ? className : ""); |
| jclass startClass = env->FindClass(slashClassName); |
| if (startClass == NULL) { |
| ALOGE("JavaVM unable to locate class '%s'\n", slashClassName); |
| /* keep going */ |
| } else { |
| jmethodID startMeth = env->GetStaticMethodID(startClass, "main", |
| "([Ljava/lang/String;)V"); |
| if (startMeth == NULL) { |
| ALOGE("JavaVM unable to find main() in '%s'\n", className); |
| /* keep going */ |
| } else { |
| env->CallStaticVoidMethod(startClass, startMeth, strArray); |
| |
| #if 0 |
| if (env->ExceptionCheck()) |
| threadExitUncaughtException(env); |
| #endif |
| } |
| } |
| free(slashClassName); |
| |
| ALOGD("Shutting down VM\n"); |
| if (mJavaVM->DetachCurrentThread() != JNI_OK) |
| ALOGW("Warning: unable to detach main thread\n"); |
| if (mJavaVM->DestroyJavaVM() != 0) |
| ALOGW("Warning: VM did not shut down cleanly\n"); |
| } |
| |
| void AndroidRuntime::exit(int code) |
| { |
| if (mExitWithoutCleanup) { |
| ALOGI("VM exiting with result code %d, cleanup skipped.", code); |
| ::_exit(code); |
| } else { |
| ALOGI("VM exiting with result code %d.", code); |
| onExit(code); |
| ::exit(code); |
| } |
| } |
| |
| void AndroidRuntime::onVmCreated(JNIEnv* env) |
| { |
| // If AndroidRuntime had anything to do here, we'd have done it in 'start'. |
| } |
| |
| /* |
| * Get the JNIEnv pointer for this thread. |
| * |
| * Returns NULL if the slot wasn't allocated or populated. |
| */ |
| /*static*/ JNIEnv* AndroidRuntime::getJNIEnv() |
| { |
| JNIEnv* env; |
| JavaVM* vm = AndroidRuntime::getJavaVM(); |
| assert(vm != NULL); |
| |
| if (vm->GetEnv((void**) &env, JNI_VERSION_1_4) != JNI_OK) |
| return NULL; |
| return env; |
| } |
| |
| /* |
| * Makes the current thread visible to the VM. |
| * |
| * The JNIEnv pointer returned is only valid for the current thread, and |
| * thus must be tucked into thread-local storage. |
| */ |
| static int javaAttachThread(const char* threadName, JNIEnv** pEnv) |
| { |
| JavaVMAttachArgs args; |
| JavaVM* vm; |
| jint result; |
| |
| vm = AndroidRuntime::getJavaVM(); |
| assert(vm != NULL); |
| |
| args.version = JNI_VERSION_1_4; |
| args.name = (char*) threadName; |
| args.group = NULL; |
| |
| result = vm->AttachCurrentThread(pEnv, (void*) &args); |
| if (result != JNI_OK) |
| ALOGI("NOTE: attach of thread '%s' failed\n", threadName); |
| |
| return result; |
| } |
| |
| /* |
| * Detach the current thread from the set visible to the VM. |
| */ |
| static int javaDetachThread(void) |
| { |
| JavaVM* vm; |
| jint result; |
| |
| vm = AndroidRuntime::getJavaVM(); |
| assert(vm != NULL); |
| |
| result = vm->DetachCurrentThread(); |
| if (result != JNI_OK) |
| ALOGE("ERROR: thread detach failed\n"); |
| return result; |
| } |
| |
| /* |
| * When starting a native thread that will be visible from the VM, we |
| * bounce through this to get the right attach/detach action. |
| * Note that this function calls free(args) |
| */ |
| /*static*/ int AndroidRuntime::javaThreadShell(void* args) { |
| void* start = ((void**)args)[0]; |
| void* userData = ((void **)args)[1]; |
| char* name = (char*) ((void **)args)[2]; // we own this storage |
| free(args); |
| JNIEnv* env; |
| int result; |
| |
| /* hook us into the VM */ |
| if (javaAttachThread(name, &env) != JNI_OK) |
| return -1; |
| |
| /* start the thread running */ |
| result = (*(android_thread_func_t)start)(userData); |
| |
| /* unhook us */ |
| javaDetachThread(); |
| free(name); |
| |
| return result; |
| } |
| |
| /* |
| * This is invoked from androidCreateThreadEtc() via the callback |
| * set with androidSetCreateThreadFunc(). |
| * |
| * We need to create the new thread in such a way that it gets hooked |
| * into the VM before it really starts executing. |
| */ |
| /*static*/ int AndroidRuntime::javaCreateThreadEtc( |
| android_thread_func_t entryFunction, |
| void* userData, |
| const char* threadName, |
| int32_t threadPriority, |
| size_t threadStackSize, |
| android_thread_id_t* threadId) |
| { |
| void** args = (void**) malloc(3 * sizeof(void*)); // javaThreadShell must free |
| int result; |
| |
| LOG_ALWAYS_FATAL_IF(threadName == nullptr, "threadName not provided to javaCreateThreadEtc"); |
| |
| args[0] = (void*) entryFunction; |
| args[1] = userData; |
| args[2] = (void*) strdup(threadName); // javaThreadShell must free |
| |
| result = androidCreateRawThreadEtc(AndroidRuntime::javaThreadShell, args, |
| threadName, threadPriority, threadStackSize, threadId); |
| return result; |
| } |
| |
| /* |
| * Create a thread that is visible from the VM. |
| * |
| * This is called from elsewhere in the library. |
| */ |
| /*static*/ android_thread_id_t AndroidRuntime::createJavaThread(const char* name, |
| void (*start)(void *), void* arg) |
| { |
| android_thread_id_t threadId = 0; |
| javaCreateThreadEtc((android_thread_func_t) start, arg, name, |
| ANDROID_PRIORITY_DEFAULT, 0, &threadId); |
| return threadId; |
| } |
| |
| #if 0 |
| static void quickTest(void* arg) |
| { |
| const char* str = (const char*) arg; |
| |
| printf("In quickTest: %s\n", str); |
| } |
| #endif |
| |
| #ifdef NDEBUG |
| #define REG_JNI(name) { name } |
| struct RegJNIRec { |
| int (*mProc)(JNIEnv*); |
| }; |
| #else |
| #define REG_JNI(name) { name, #name } |
| struct RegJNIRec { |
| int (*mProc)(JNIEnv*); |
| const char* mName; |
| }; |
| #endif |
| |
| typedef void (*RegJAMProc)(); |
| |
| static int register_jni_procs(const RegJNIRec array[], size_t count, JNIEnv* env) |
| { |
| for (size_t i = 0; i < count; i++) { |
| if (array[i].mProc(env) < 0) { |
| #ifndef NDEBUG |
| ALOGD("----------!!! %s failed to load\n", array[i].mName); |
| #endif |
| return -1; |
| } |
| } |
| return 0; |
| } |
| |
| static const RegJNIRec gRegJNI[] = { |
| REG_JNI(register_com_android_internal_os_RuntimeInit), |
| REG_JNI(register_com_android_internal_os_ZygoteInit_nativeZygoteInit), |
| REG_JNI(register_android_os_SystemClock), |
| REG_JNI(register_android_util_EventLog), |
| REG_JNI(register_android_util_Log), |
| REG_JNI(register_android_util_MemoryIntArray), |
| REG_JNI(register_android_util_PathParser), |
| REG_JNI(register_android_app_admin_SecurityLog), |
| REG_JNI(register_android_content_AssetManager), |
| REG_JNI(register_android_content_StringBlock), |
| REG_JNI(register_android_content_XmlBlock), |
| REG_JNI(register_android_text_AndroidCharacter), |
| REG_JNI(register_android_text_StaticLayout), |
| REG_JNI(register_android_text_AndroidBidi), |
| REG_JNI(register_android_view_InputDevice), |
| REG_JNI(register_android_view_KeyCharacterMap), |
| REG_JNI(register_android_os_Process), |
| REG_JNI(register_android_os_SystemProperties), |
| REG_JNI(register_android_os_Binder), |
| REG_JNI(register_android_os_Parcel), |
| REG_JNI(register_android_os_HidlSupport), |
| REG_JNI(register_android_os_HwBinder), |
| REG_JNI(register_android_os_HwBlob), |
| REG_JNI(register_android_os_HwParcel), |
| REG_JNI(register_android_os_HwRemoteBinder), |
| REG_JNI(register_android_os_VintfObject), |
| REG_JNI(register_android_os_VintfRuntimeInfo), |
| REG_JNI(register_android_nio_utils), |
| REG_JNI(register_android_graphics_Canvas), |
| REG_JNI(register_android_graphics_Graphics), |
| REG_JNI(register_android_view_DisplayEventReceiver), |
| REG_JNI(register_android_view_RenderNode), |
| REG_JNI(register_android_view_RenderNodeAnimator), |
| REG_JNI(register_android_view_DisplayListCanvas), |
| REG_JNI(register_android_view_HardwareLayer), |
| REG_JNI(register_android_view_ThreadedRenderer), |
| REG_JNI(register_android_view_Surface), |
| REG_JNI(register_android_view_SurfaceControl), |
| REG_JNI(register_android_view_SurfaceSession), |
| REG_JNI(register_android_view_TextureView), |
| REG_JNI(register_com_android_internal_view_animation_NativeInterpolatorFactoryHelper), |
| REG_JNI(register_com_google_android_gles_jni_EGLImpl), |
| REG_JNI(register_com_google_android_gles_jni_GLImpl), |
| REG_JNI(register_android_opengl_jni_EGL14), |
| REG_JNI(register_android_opengl_jni_EGLExt), |
| REG_JNI(register_android_opengl_jni_GLES10), |
| REG_JNI(register_android_opengl_jni_GLES10Ext), |
| REG_JNI(register_android_opengl_jni_GLES11), |
| REG_JNI(register_android_opengl_jni_GLES11Ext), |
| REG_JNI(register_android_opengl_jni_GLES20), |
| REG_JNI(register_android_opengl_jni_GLES30), |
| REG_JNI(register_android_opengl_jni_GLES31), |
| REG_JNI(register_android_opengl_jni_GLES31Ext), |
| REG_JNI(register_android_opengl_jni_GLES32), |
| |
| REG_JNI(register_android_graphics_Bitmap), |
| REG_JNI(register_android_graphics_BitmapFactory), |
| REG_JNI(register_android_graphics_BitmapRegionDecoder), |
| REG_JNI(register_android_graphics_Camera), |
| REG_JNI(register_android_graphics_CreateJavaOutputStreamAdaptor), |
| REG_JNI(register_android_graphics_CanvasProperty), |
| REG_JNI(register_android_graphics_ColorFilter), |
| REG_JNI(register_android_graphics_DrawFilter), |
| REG_JNI(register_android_graphics_FontFamily), |
| REG_JNI(register_android_graphics_GraphicBuffer), |
| REG_JNI(register_android_graphics_Interpolator), |
| REG_JNI(register_android_graphics_MaskFilter), |
| REG_JNI(register_android_graphics_Matrix), |
| REG_JNI(register_android_graphics_Movie), |
| REG_JNI(register_android_graphics_NinePatch), |
| REG_JNI(register_android_graphics_Paint), |
| REG_JNI(register_android_graphics_Path), |
| REG_JNI(register_android_graphics_PathMeasure), |
| REG_JNI(register_android_graphics_PathEffect), |
| REG_JNI(register_android_graphics_Picture), |
| REG_JNI(register_android_graphics_Region), |
| REG_JNI(register_android_graphics_Shader), |
| REG_JNI(register_android_graphics_SurfaceTexture), |
| REG_JNI(register_android_graphics_Typeface), |
| REG_JNI(register_android_graphics_YuvImage), |
| REG_JNI(register_android_graphics_drawable_AnimatedVectorDrawable), |
| REG_JNI(register_android_graphics_drawable_VectorDrawable), |
| REG_JNI(register_android_graphics_pdf_PdfDocument), |
| REG_JNI(register_android_graphics_pdf_PdfEditor), |
| REG_JNI(register_android_graphics_pdf_PdfRenderer), |
| |
| REG_JNI(register_android_database_CursorWindow), |
| REG_JNI(register_android_database_SQLiteConnection), |
| REG_JNI(register_android_database_SQLiteGlobal), |
| REG_JNI(register_android_database_SQLiteDebug), |
| REG_JNI(register_android_os_Debug), |
| REG_JNI(register_android_os_FileObserver), |
| REG_JNI(register_android_os_GraphicsEnvironment), |
| REG_JNI(register_android_os_MessageQueue), |
| REG_JNI(register_android_os_SELinux), |
| REG_JNI(register_android_os_Trace), |
| REG_JNI(register_android_os_UEventObserver), |
| REG_JNI(register_android_net_LocalSocketImpl), |
| REG_JNI(register_android_net_NetworkUtils), |
| REG_JNI(register_android_os_MemoryFile), |
| REG_JNI(register_android_os_SharedMemory), |
| REG_JNI(register_com_android_internal_os_ClassLoaderFactory), |
| REG_JNI(register_com_android_internal_os_Zygote), |
| REG_JNI(register_com_android_internal_os_ZygoteInit), |
| REG_JNI(register_com_android_internal_util_VirtualRefBasePtr), |
| REG_JNI(register_android_hardware_Camera), |
| REG_JNI(register_android_hardware_camera2_CameraMetadata), |
| REG_JNI(register_android_hardware_camera2_legacy_LegacyCameraDevice), |
| REG_JNI(register_android_hardware_camera2_legacy_PerfMeasurement), |
| REG_JNI(register_android_hardware_camera2_DngCreator), |
| REG_JNI(register_android_hardware_HardwareBuffer), |
| REG_JNI(register_android_hardware_SensorManager), |
| REG_JNI(register_android_hardware_SerialPort), |
| REG_JNI(register_android_hardware_SoundTrigger), |
| REG_JNI(register_android_hardware_UsbDevice), |
| REG_JNI(register_android_hardware_UsbDeviceConnection), |
| REG_JNI(register_android_hardware_UsbRequest), |
| REG_JNI(register_android_hardware_location_ActivityRecognitionHardware), |
| REG_JNI(register_android_media_AudioRecord), |
| REG_JNI(register_android_media_AudioSystem), |
| REG_JNI(register_android_media_AudioTrack), |
| REG_JNI(register_android_media_JetPlayer), |
| REG_JNI(register_android_media_RemoteDisplay), |
| REG_JNI(register_android_media_ToneGenerator), |
| |
| REG_JNI(register_android_opengl_classes), |
| REG_JNI(register_android_server_NetworkManagementSocketTagger), |
| REG_JNI(register_android_ddm_DdmHandleNativeHeap), |
| REG_JNI(register_android_backup_BackupDataInput), |
| REG_JNI(register_android_backup_BackupDataOutput), |
| REG_JNI(register_android_backup_FileBackupHelperBase), |
| REG_JNI(register_android_backup_BackupHelperDispatcher), |
| REG_JNI(register_android_app_backup_FullBackup), |
| REG_JNI(register_android_app_Activity), |
| REG_JNI(register_android_app_ActivityThread), |
| REG_JNI(register_android_app_ApplicationLoaders), |
| REG_JNI(register_android_app_NativeActivity), |
| REG_JNI(register_android_util_jar_StrictJarFile), |
| REG_JNI(register_android_view_InputChannel), |
| REG_JNI(register_android_view_InputEventReceiver), |
| REG_JNI(register_android_view_InputEventSender), |
| REG_JNI(register_android_view_InputQueue), |
| REG_JNI(register_android_view_KeyEvent), |
| REG_JNI(register_android_view_MotionEvent), |
| REG_JNI(register_android_view_PointerIcon), |
| REG_JNI(register_android_view_VelocityTracker), |
| |
| REG_JNI(register_android_content_res_ObbScanner), |
| REG_JNI(register_android_content_res_Configuration), |
| |
| REG_JNI(register_android_animation_PropertyValuesHolder), |
| REG_JNI(register_com_android_internal_content_NativeLibraryHelper), |
| REG_JNI(register_com_android_internal_net_NetworkStatsFactory), |
| REG_JNI(register_com_android_internal_os_FuseAppLoop), |
| }; |
| |
| /* |
| * Register android native functions with the VM. |
| */ |
| /*static*/ int AndroidRuntime::startReg(JNIEnv* env) |
| { |
| ATRACE_NAME("RegisterAndroidNatives"); |
| /* |
| * This hook causes all future threads created in this process to be |
| * attached to the JavaVM. (This needs to go away in favor of JNI |
| * Attach calls.) |
| */ |
| androidSetCreateThreadFunc((android_create_thread_fn) javaCreateThreadEtc); |
| |
| ALOGV("--- registering native functions ---\n"); |
| |
| /* |
| * Every "register" function calls one or more things that return |
| * a local reference (e.g. FindClass). Because we haven't really |
| * started the VM yet, they're all getting stored in the base frame |
| * and never released. Use Push/Pop to manage the storage. |
| */ |
| env->PushLocalFrame(200); |
| |
| if (register_jni_procs(gRegJNI, NELEM(gRegJNI), env) < 0) { |
| env->PopLocalFrame(NULL); |
| return -1; |
| } |
| env->PopLocalFrame(NULL); |
| |
| //createJavaThread("fubar", quickTest, (void*) "hello"); |
| |
| return 0; |
| } |
| |
| AndroidRuntime* AndroidRuntime::getRuntime() |
| { |
| return gCurRuntime; |
| } |
| |
| /** |
| * Used by surface flinger's DdmConnection to register native methods from |
| * the framework. |
| */ |
| extern "C" jint registerFrameworkNatives(JNIEnv* env) { |
| return register_jni_procs(gRegJNI, NELEM(gRegJNI), env); |
| } |
| } // namespace android |