AndroidRuntime.cpp revision c9070ebd13263a341511cf779087a46750021196 
1/*
2 * Copyright (C) 2006 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 *      http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17#define LOG_TAG "AndroidRuntime"
18//#define LOG_NDEBUG 0
19
20#include <android_runtime/AndroidRuntime.h>
21#include <binder/IBinder.h>
22#include <binder/IPCThreadState.h>
23#include <binder/IServiceManager.h>
24#include <utils/Log.h>
25#include <utils/misc.h>
26#include <binder/Parcel.h>
27#include <utils/threads.h>
28#include <cutils/properties.h>
29
30#include <SkGraphics.h>
31#include <SkImageDecoder.h>
32
33#include "jni.h"
34#include "JNIHelp.h"
35#include "JniInvocation.h"
36#include "android_util_Binder.h"
37
38#include <stdio.h>
39#include <signal.h>
40#include <sys/stat.h>
41#include <sys/types.h>
42#include <signal.h>
43#include <dirent.h>
44#include <assert.h>
45
46
47using namespace android;
48
49extern int register_android_os_Binder(JNIEnv* env);
50extern int register_android_os_Process(JNIEnv* env);
51extern int register_android_graphics_Bitmap(JNIEnv*);
52extern int register_android_graphics_BitmapFactory(JNIEnv*);
53extern int register_android_graphics_BitmapRegionDecoder(JNIEnv*);
54extern int register_android_graphics_Camera(JNIEnv* env);
55extern int register_android_graphics_CreateJavaOutputStreamAdaptor(JNIEnv* env);
56extern int register_android_graphics_Graphics(JNIEnv* env);
57extern int register_android_graphics_Interpolator(JNIEnv* env);
58extern int register_android_graphics_MaskFilter(JNIEnv* env);
59extern int register_android_graphics_Movie(JNIEnv* env);
60extern int register_android_graphics_NinePatch(JNIEnv*);
61extern int register_android_graphics_PathEffect(JNIEnv* env);
62extern int register_android_graphics_Shader(JNIEnv* env);
63extern int register_android_graphics_Typeface(JNIEnv* env);
64extern int register_android_graphics_YuvImage(JNIEnv* env);
65
66extern int register_com_google_android_gles_jni_EGLImpl(JNIEnv* env);
67extern int register_com_google_android_gles_jni_GLImpl(JNIEnv* env);
68extern int register_android_opengl_jni_EGL14(JNIEnv* env);
69extern int register_android_opengl_jni_EGLExt(JNIEnv* env);
70extern int register_android_opengl_jni_GLES10(JNIEnv* env);
71extern int register_android_opengl_jni_GLES10Ext(JNIEnv* env);
72extern int register_android_opengl_jni_GLES11(JNIEnv* env);
73extern int register_android_opengl_jni_GLES11Ext(JNIEnv* env);
74extern int register_android_opengl_jni_GLES20(JNIEnv* env);
75extern int register_android_opengl_jni_GLES30(JNIEnv* env);
76extern int register_android_opengl_jni_GLES31(JNIEnv* env);
77extern int register_android_opengl_jni_GLES31Ext(JNIEnv* env);
78
79extern int register_android_hardware_Camera(JNIEnv *env);
80extern int register_android_hardware_camera2_CameraMetadata(JNIEnv *env);
81extern int register_android_hardware_camera2_legacy_LegacyCameraDevice(JNIEnv *env);
82extern int register_android_hardware_camera2_legacy_PerfMeasurement(JNIEnv *env);
83extern int register_android_hardware_camera2_DngCreator(JNIEnv *env);
84extern int register_android_hardware_SensorManager(JNIEnv *env);
85extern int register_android_hardware_SerialPort(JNIEnv *env);
86extern int register_android_hardware_SoundTrigger(JNIEnv *env);
87extern int register_android_hardware_UsbDevice(JNIEnv *env);
88extern int register_android_hardware_UsbDeviceConnection(JNIEnv *env);
89extern int register_android_hardware_UsbRequest(JNIEnv *env);
90extern int register_android_hardware_location_ActivityRecognitionHardware(JNIEnv* env);
91
92extern int register_android_media_AudioRecord(JNIEnv *env);
93extern int register_android_media_AudioSystem(JNIEnv *env);
94extern int register_android_media_AudioTrack(JNIEnv *env);
95extern int register_android_media_JetPlayer(JNIEnv *env);
96extern int register_android_media_ToneGenerator(JNIEnv *env);
97
98namespace android {
99
100/*
101 * JNI-based registration functions.  Note these are properly contained in
102 * namespace android.
103 */
104extern int register_android_content_AssetManager(JNIEnv* env);
105extern int register_android_util_EventLog(JNIEnv* env);
106extern int register_android_util_Log(JNIEnv* env);
107extern int register_android_content_StringBlock(JNIEnv* env);
108extern int register_android_content_XmlBlock(JNIEnv* env);
109extern int register_android_emoji_EmojiFactory(JNIEnv* env);
110extern int register_android_graphics_Canvas(JNIEnv* env);
111extern int register_android_graphics_CanvasProperty(JNIEnv* env);
112extern int register_android_graphics_ColorFilter(JNIEnv* env);
113extern int register_android_graphics_DrawFilter(JNIEnv* env);
114extern int register_android_graphics_FontFamily(JNIEnv* env);
115extern int register_android_graphics_LayerRasterizer(JNIEnv*);
116extern int register_android_graphics_Matrix(JNIEnv* env);
117extern int register_android_graphics_Paint(JNIEnv* env);
118extern int register_android_graphics_Path(JNIEnv* env);
119extern int register_android_graphics_PathMeasure(JNIEnv* env);
120extern int register_android_graphics_Picture(JNIEnv*);
121extern int register_android_graphics_PorterDuff(JNIEnv* env);
122extern int register_android_graphics_Rasterizer(JNIEnv* env);
123extern int register_android_graphics_Region(JNIEnv* env);
124extern int register_android_graphics_SurfaceTexture(JNIEnv* env);
125extern int register_android_graphics_Xfermode(JNIEnv* env);
126extern int register_android_graphics_pdf_PdfDocument(JNIEnv* env);
127extern int register_android_graphics_pdf_PdfEditor(JNIEnv* env);
128extern int register_android_graphics_pdf_PdfRenderer(JNIEnv* env);
129extern int register_android_view_DisplayEventReceiver(JNIEnv* env);
130extern int register_android_view_DisplayListCanvas(JNIEnv* env);
131extern int register_android_view_GraphicBuffer(JNIEnv* env);
132extern int register_android_view_HardwareLayer(JNIEnv* env);
133extern int register_android_view_RenderNode(JNIEnv* env);
134extern int register_android_view_RenderNodeAnimator(JNIEnv* env);
135extern int register_android_view_Surface(JNIEnv* env);
136extern int register_android_view_SurfaceControl(JNIEnv* env);
137extern int register_android_view_SurfaceSession(JNIEnv* env);
138extern int register_android_view_TextureView(JNIEnv* env);
139extern int register_android_view_ThreadedRenderer(JNIEnv* env);
140extern int register_com_android_internal_view_animation_NativeInterpolatorFactoryHelper(JNIEnv *env);
141extern int register_android_database_CursorWindow(JNIEnv* env);
142extern int register_android_database_SQLiteConnection(JNIEnv* env);
143extern int register_android_database_SQLiteGlobal(JNIEnv* env);
144extern int register_android_database_SQLiteDebug(JNIEnv* env);
145extern int register_android_nio_utils(JNIEnv* env);
146extern int register_android_os_Debug(JNIEnv* env);
147extern int register_android_os_MessageQueue(JNIEnv* env);
148extern int register_android_os_Parcel(JNIEnv* env);
149extern int register_android_os_SELinux(JNIEnv* env);
150extern int register_android_os_SystemProperties(JNIEnv *env);
151extern int register_android_os_SystemClock(JNIEnv* env);
152extern int register_android_os_Trace(JNIEnv* env);
153extern int register_android_os_FileObserver(JNIEnv *env);
154extern int register_android_os_UEventObserver(JNIEnv* env);
155extern int register_android_os_MemoryFile(JNIEnv* env);
156extern int register_android_net_LocalSocketImpl(JNIEnv* env);
157extern int register_android_net_NetworkUtils(JNIEnv* env);
158extern int register_android_net_TrafficStats(JNIEnv* env);
159extern int register_android_text_AndroidCharacter(JNIEnv *env);
160extern int register_android_text_StaticLayout(JNIEnv *env);
161extern int register_android_text_AndroidBidi(JNIEnv *env);
162extern int register_android_opengl_classes(JNIEnv *env);
163extern int register_android_ddm_DdmHandleNativeHeap(JNIEnv *env);
164extern int register_android_server_NetworkManagementSocketTagger(JNIEnv* env);
165extern int register_android_backup_BackupDataInput(JNIEnv *env);
166extern int register_android_backup_BackupDataOutput(JNIEnv *env);
167extern int register_android_backup_FileBackupHelperBase(JNIEnv *env);
168extern int register_android_backup_BackupHelperDispatcher(JNIEnv *env);
169extern int register_android_app_backup_FullBackup(JNIEnv *env);
170extern int register_android_app_ActivityThread(JNIEnv *env);
171extern int register_android_app_NativeActivity(JNIEnv *env);
172extern int register_android_media_RemoteDisplay(JNIEnv *env);
173extern int register_android_view_InputChannel(JNIEnv* env);
174extern int register_android_view_InputDevice(JNIEnv* env);
175extern int register_android_view_InputEventReceiver(JNIEnv* env);
176extern int register_android_view_InputEventSender(JNIEnv* env);
177extern int register_android_view_InputQueue(JNIEnv* env);
178extern int register_android_view_KeyCharacterMap(JNIEnv *env);
179extern int register_android_view_KeyEvent(JNIEnv* env);
180extern int register_android_view_MotionEvent(JNIEnv* env);
181extern int register_android_view_PointerIcon(JNIEnv* env);
182extern int register_android_view_VelocityTracker(JNIEnv* env);
183extern int register_android_content_res_ObbScanner(JNIEnv* env);
184extern int register_android_content_res_Configuration(JNIEnv* env);
185extern int register_android_animation_PropertyValuesHolder(JNIEnv *env);
186extern int register_com_android_internal_content_NativeLibraryHelper(JNIEnv *env);
187extern int register_com_android_internal_net_NetworkStatsFactory(JNIEnv *env);
188extern int register_com_android_internal_os_Zygote(JNIEnv *env);
189extern int register_com_android_internal_util_VirtualRefBasePtr(JNIEnv *env);
190
191static AndroidRuntime* gCurRuntime = NULL;
192
193/*
194 * Code written in the Java Programming Language calls here from main().
195 */
196static void com_android_internal_os_RuntimeInit_nativeFinishInit(JNIEnv* env, jobject clazz)
197{
198    gCurRuntime->onStarted();
199}
200
201static void com_android_internal_os_RuntimeInit_nativeZygoteInit(JNIEnv* env, jobject clazz)
202{
203    gCurRuntime->onZygoteInit();
204}
205
206static void com_android_internal_os_RuntimeInit_nativeSetExitWithoutCleanup(JNIEnv* env,
207        jobject clazz, jboolean exitWithoutCleanup)
208{
209    gCurRuntime->setExitWithoutCleanup(exitWithoutCleanup);
210}
211
212/*
213 * JNI registration.
214 */
215static JNINativeMethod gMethods[] = {
216    { "nativeFinishInit", "()V",
217        (void*) com_android_internal_os_RuntimeInit_nativeFinishInit },
218    { "nativeZygoteInit", "()V",
219        (void*) com_android_internal_os_RuntimeInit_nativeZygoteInit },
220    { "nativeSetExitWithoutCleanup", "(Z)V",
221        (void*) com_android_internal_os_RuntimeInit_nativeSetExitWithoutCleanup },
222};
223
224int register_com_android_internal_os_RuntimeInit(JNIEnv* env)
225{
226    return jniRegisterNativeMethods(env, "com/android/internal/os/RuntimeInit",
227        gMethods, NELEM(gMethods));
228}
229
230// ----------------------------------------------------------------------
231
232/*static*/ JavaVM* AndroidRuntime::mJavaVM = NULL;
233
234AndroidRuntime::AndroidRuntime(char* argBlockStart, const size_t argBlockLength) :
235        mExitWithoutCleanup(false),
236        mArgBlockStart(argBlockStart),
237        mArgBlockLength(argBlockLength)
238{
239    SkGraphics::Init();
240    // There is also a global font cache, but its budget is specified by
241    // SK_DEFAULT_FONT_CACHE_COUNT_LIMIT and SK_DEFAULT_FONT_CACHE_LIMIT.
242
243    // Pre-allocate enough space to hold a fair number of options.
244    mOptions.setCapacity(20);
245
246    assert(gCurRuntime == NULL);        // one per process
247    gCurRuntime = this;
248}
249
250AndroidRuntime::~AndroidRuntime()
251{
252    SkGraphics::Term();
253}
254
255/*
256 * Register native methods using JNI.
257 */
258/*static*/ int AndroidRuntime::registerNativeMethods(JNIEnv* env,
259    const char* className, const JNINativeMethod* gMethods, int numMethods)
260{
261    return jniRegisterNativeMethods(env, className, gMethods, numMethods);
262}
263
264void AndroidRuntime::setArgv0(const char* argv0) {
265    memset(mArgBlockStart, 0, mArgBlockLength);
266    strlcpy(mArgBlockStart, argv0, mArgBlockLength);
267}
268
269status_t AndroidRuntime::callMain(const String8& className, jclass clazz,
270    const Vector<String8>& args)
271{
272    JNIEnv* env;
273    jmethodID methodId;
274
275    ALOGD("Calling main entry %s", className.string());
276
277    env = getJNIEnv();
278    if (clazz == NULL || env == NULL) {
279        return UNKNOWN_ERROR;
280    }
281
282    methodId = env->GetStaticMethodID(clazz, "main", "([Ljava/lang/String;)V");
283    if (methodId == NULL) {
284        ALOGE("ERROR: could not find method %s.main(String[])\n", className.string());
285        return UNKNOWN_ERROR;
286    }
287
288    /*
289     * We want to call main() with a String array with our arguments in it.
290     * Create an array and populate it.
291     */
292    jclass stringClass;
293    jobjectArray strArray;
294
295    const size_t numArgs = args.size();
296    stringClass = env->FindClass("java/lang/String");
297    strArray = env->NewObjectArray(numArgs, stringClass, NULL);
298
299    for (size_t i = 0; i < numArgs; i++) {
300        jstring argStr = env->NewStringUTF(args[i].string());
301        env->SetObjectArrayElement(strArray, i, argStr);
302    }
303
304    env->CallStaticVoidMethod(clazz, methodId, strArray);
305    return NO_ERROR;
306}
307
308/*
309 * The VM calls this through the "exit" hook.
310 */
311static void runtime_exit(int code)
312{
313    gCurRuntime->exit(code);
314}
315
316/*
317 * The VM calls this through the "vfprintf" hook.
318 *
319 * We ignore "fp" and just write the results to the log file.
320 */
321static void runtime_vfprintf(FILE* fp, const char* format, va_list ap)
322{
323    LOG_PRI_VA(ANDROID_LOG_INFO, "vm-printf", format, ap);
324}
325
326/**
327 * The VM calls this when mutex contention debugging is enabled to
328 * determine whether or not the blocked thread was a "sensitive thread"
329 * for user responsiveness/smoothess.
330 *
331 * Our policy for this is whether or not we're tracing any StrictMode
332 * events on this thread (which we might've inherited via Binder calls
333 * into us)
334 */
335static bool runtime_isSensitiveThread() {
336    IPCThreadState* state = IPCThreadState::selfOrNull();
337    return state && state->getStrictModePolicy() != 0;
338}
339
340static int hasDir(const char* dir)
341{
342    struct stat s;
343    int res = stat(dir, &s);
344    if (res == 0) {
345        return S_ISDIR(s.st_mode);
346    }
347    return 0;
348}
349
350static bool hasFile(const char* file) {
351    struct stat s;
352    int res = stat(file, &s);
353    if (res == 0) {
354        return S_ISREG(s.st_mode);
355    }
356    return false;
357}
358
359/*
360 * Read the persistent locale. Attempts to read to persist.sys.locale
361 * and falls back to the default locale (ro.product.locale) if
362 * persist.sys.locale is empty.
363 */
364static void readLocale(char* locale)
365{
366    // Allocate 4 extra bytes because we might read a property into
367    // this array at offset 4.
368    char propLocale[PROPERTY_VALUE_MAX + 4];
369
370    property_get("persist.sys.locale", propLocale, "");
371    if (propLocale[0] == 0) {
372        property_get("ro.product.locale", propLocale, "");
373
374        if (propLocale[0] == 0) {
375            // If persist.sys.locale and ro.product.locale are missing,
376            // construct a locale value from the individual locale components.
377            property_get("ro.product.locale.language", propLocale, "en");
378
379            // The language code is either two or three chars in length. If it
380            // isn't 2 chars long, assume three. Anything else is an error
381            // anyway.
382            const int offset = (propLocale[2] == 0) ? 2 : 3;
383            propLocale[offset] = '-';
384
385            property_get("ro.product.locale.region", propLocale + offset + 1, "US");
386        }
387    }
388
389    strncat(locale, propLocale, PROPERTY_VALUE_MAX);
390    // ALOGD("[DEBUG] locale=%s", locale);
391}
392
393void AndroidRuntime::addOption(const char* optionString, void* extraInfo)
394{
395    JavaVMOption opt;
396    opt.optionString = optionString;
397    opt.extraInfo = extraInfo;
398    mOptions.add(opt);
399}
400
401/*
402 * Parse a property containing space-separated options that should be
403 * passed directly to the VM, e.g. "-Xmx32m -verbose:gc -Xregenmap".
404 *
405 * This will cut up "extraOptsBuf" as we chop it into individual options.
406 *
407 * If "quotingArg" is non-null, it is passed before each extra option in mOptions.
408 *
409 * Adds the strings, if any, to mOptions.
410 */
411void AndroidRuntime::parseExtraOpts(char* extraOptsBuf, const char* quotingArg)
412{
413    char* start = extraOptsBuf;
414    char* end = NULL;
415    while (*start != '\0') {
416        while (*start == ' ')                   /* skip leading whitespace */
417            start++;
418        if (*start == '\0')                     /* was trailing ws, bail */
419            break;
420
421        end = start+1;
422        while (*end != ' ' && *end != '\0')     /* find end of token */
423            end++;
424        if (*end == ' ')
425            *end++ = '\0';          /* mark end, advance to indicate more */
426
427        if (quotingArg != NULL) {
428            addOption(quotingArg);
429        }
430        addOption(start);
431        start = end;
432    }
433}
434
435/*
436 * Reads a "property" into "buffer" with a default of "defaultArg". If
437 * the property is non-empty, it is treated as a runtime option such
438 * as "-Xmx32m".
439 *
440 * The "runtimeArg" is a prefix for the option such as "-Xms" or "-Xmx".
441 *
442 * If an argument is found, it is added to mOptions.
443 *
444 * If an option is found, it is added to mOptions and true is
445 * returned. Otherwise false is returned.
446 */
447bool AndroidRuntime::parseRuntimeOption(const char* property,
448                                        char* buffer,
449                                        const char* runtimeArg,
450                                        const char* defaultArg)
451{
452    strcpy(buffer, runtimeArg);
453    size_t runtimeArgLen = strlen(runtimeArg);
454    property_get(property, buffer+runtimeArgLen, defaultArg);
455    if (buffer[runtimeArgLen] == '\0') {
456        return false;
457    }
458    addOption(buffer);
459    return true;
460}
461
462/*
463 * Reads a "property" into "buffer". If the property is non-empty, it
464 * is treated as a dex2oat compiler option that should be
465 * passed as a quoted option, e.g. "-Ximage-compiler-option --compiler-filter=verify-none".
466 *
467 * The "compilerArg" is a prefix for the option such as "--compiler-filter=".
468 *
469 * The "quotingArg" should be "-Ximage-compiler-option" or "-Xcompiler-option".
470 *
471 * If an option is found, it is added to mOptions and true is
472 * returned. Otherwise false is returned.
473 */
474bool AndroidRuntime::parseCompilerOption(const char* property,
475                                         char* buffer,
476                                         const char* compilerArg,
477                                         const char* quotingArg)
478{
479    strcpy(buffer, compilerArg);
480    size_t compilerArgLen = strlen(compilerArg);
481    property_get(property, buffer+compilerArgLen, "");
482    if (buffer[compilerArgLen] == '\0') {
483        return false;
484    }
485    addOption(quotingArg);
486    addOption(buffer);
487    return true;
488}
489
490/*
491 * Reads a "property" into "buffer". If the property is non-empty, it
492 * is treated as a dex2oat compiler runtime option that should be
493 * passed as a quoted option, e.g. "-Ximage-compiler-option
494 * --runtime-arg -Ximage-compiler-option -Xmx32m".
495 *
496 * The "runtimeArg" is a prefix for the option such as "-Xms" or "-Xmx".
497 *
498 * The "quotingArg" should be "-Ximage-compiler-option" or "-Xcompiler-option".
499 *
500 * If an option is found, it is added to mOptions and true is
501 * returned. Otherwise false is returned.
502 */
503bool AndroidRuntime::parseCompilerRuntimeOption(const char* property,
504                                                char* buffer,
505                                                const char* runtimeArg,
506                                                const char* quotingArg)
507{
508    strcpy(buffer, runtimeArg);
509    size_t runtimeArgLen = strlen(runtimeArg);
510    property_get(property, buffer+runtimeArgLen, "");
511    if (buffer[runtimeArgLen] == '\0') {
512        return false;
513    }
514    addOption(quotingArg);
515    addOption("--runtime-arg");
516    addOption(quotingArg);
517    addOption(buffer);
518    return true;
519}
520
521/*
522 * Start the Dalvik Virtual Machine.
523 *
524 * Various arguments, most determined by system properties, are passed in.
525 * The "mOptions" vector is updated.
526 *
527 * CAUTION: when adding options in here, be careful not to put the
528 * char buffer inside a nested scope.  Adding the buffer to the
529 * options using mOptions.add() does not copy the buffer, so if the
530 * buffer goes out of scope the option may be overwritten.  It's best
531 * to put the buffer at the top of the function so that it is more
532 * unlikely that someone will surround it in a scope at a later time
533 * and thus introduce a bug.
534 *
535 * Returns 0 on success.
536 */
537int AndroidRuntime::startVm(JavaVM** pJavaVM, JNIEnv** pEnv)
538{
539    int result = -1;
540    JavaVMInitArgs initArgs;
541    char propBuf[PROPERTY_VALUE_MAX];
542    char stackTraceFileBuf[sizeof("-Xstacktracefile:")-1 + PROPERTY_VALUE_MAX];
543    char jniOptsBuf[sizeof("-Xjniopts:")-1 + PROPERTY_VALUE_MAX];
544    char heapstartsizeOptsBuf[sizeof("-Xms")-1 + PROPERTY_VALUE_MAX];
545    char heapsizeOptsBuf[sizeof("-Xmx")-1 + PROPERTY_VALUE_MAX];
546    char heapgrowthlimitOptsBuf[sizeof("-XX:HeapGrowthLimit=")-1 + PROPERTY_VALUE_MAX];
547    char heapminfreeOptsBuf[sizeof("-XX:HeapMinFree=")-1 + PROPERTY_VALUE_MAX];
548    char heapmaxfreeOptsBuf[sizeof("-XX:HeapMaxFree=")-1 + PROPERTY_VALUE_MAX];
549    char usejitOptsBuf[sizeof("-Xusejit:")-1 + PROPERTY_VALUE_MAX];
550    char jitcodecachesizeOptsBuf[sizeof("-Xjitcodecachesize:")-1 + PROPERTY_VALUE_MAX];
551    char jitthresholdOptsBuf[sizeof("-Xjitthreshold:")-1 + PROPERTY_VALUE_MAX];
552    char gctypeOptsBuf[sizeof("-Xgc:")-1 + PROPERTY_VALUE_MAX];
553    char backgroundgcOptsBuf[sizeof("-XX:BackgroundGC=")-1 + PROPERTY_VALUE_MAX];
554    char heaptargetutilizationOptsBuf[sizeof("-XX:HeapTargetUtilization=")-1 + PROPERTY_VALUE_MAX];
555    char dex2oatXmsImageFlagsBuf[sizeof("-Xms")-1 + PROPERTY_VALUE_MAX];
556    char dex2oatXmxImageFlagsBuf[sizeof("-Xmx")-1 + PROPERTY_VALUE_MAX];
557    char dex2oatXmsFlagsBuf[sizeof("-Xms")-1 + PROPERTY_VALUE_MAX];
558    char dex2oatXmxFlagsBuf[sizeof("-Xmx")-1 + PROPERTY_VALUE_MAX];
559    char dex2oatCompilerFilterBuf[sizeof("--compiler-filter=")-1 + PROPERTY_VALUE_MAX];
560    char dex2oatImageCompilerFilterBuf[sizeof("--compiler-filter=")-1 + PROPERTY_VALUE_MAX];
561    char dex2oatFlagsBuf[PROPERTY_VALUE_MAX];
562    char dex2oatImageFlagsBuf[PROPERTY_VALUE_MAX];
563    char extraOptsBuf[PROPERTY_VALUE_MAX];
564    char voldDecryptBuf[PROPERTY_VALUE_MAX];
565    enum {
566      kEMDefault,
567      kEMIntPortable,
568      kEMIntFast,
569      kEMJitCompiler,
570    } executionMode = kEMDefault;
571    char profilePeriod[sizeof("-Xprofile-period:")-1 + PROPERTY_VALUE_MAX];
572    char profileDuration[sizeof("-Xprofile-duration:")-1 + PROPERTY_VALUE_MAX];
573    char profileInterval[sizeof("-Xprofile-interval:")-1 + PROPERTY_VALUE_MAX];
574    char profileBackoff[sizeof("-Xprofile-backoff:")-1 + PROPERTY_VALUE_MAX];
575    char profileTopKThreshold[sizeof("-Xprofile-top-k-threshold:")-1 + PROPERTY_VALUE_MAX];
576    char profileTopKChangeThreshold[sizeof("-Xprofile-top-k-change-threshold:")-1 +
577                                    PROPERTY_VALUE_MAX];
578    char profileType[sizeof("-Xprofile-type:")-1 + PROPERTY_VALUE_MAX];
579    char profileMaxStackDepth[sizeof("-Xprofile-max-stack-depth:")-1 + PROPERTY_VALUE_MAX];
580    char localeOption[sizeof("-Duser.locale=") + PROPERTY_VALUE_MAX];
581    char lockProfThresholdBuf[sizeof("-Xlockprofthreshold:")-1 + PROPERTY_VALUE_MAX];
582    char nativeBridgeLibrary[sizeof("-XX:NativeBridge=") + PROPERTY_VALUE_MAX];
583
584    bool checkJni = false;
585    property_get("dalvik.vm.checkjni", propBuf, "");
586    if (strcmp(propBuf, "true") == 0) {
587        checkJni = true;
588    } else if (strcmp(propBuf, "false") != 0) {
589        /* property is neither true nor false; fall back on kernel parameter */
590        property_get("ro.kernel.android.checkjni", propBuf, "");
591        if (propBuf[0] == '1') {
592            checkJni = true;
593        }
594    }
595    ALOGD("CheckJNI is %s\n", checkJni ? "ON" : "OFF");
596    if (checkJni) {
597        /* extended JNI checking */
598        addOption("-Xcheck:jni");
599
600        /* with -Xcheck:jni, this provides a JNI function call trace */
601        //addOption("-verbose:jni");
602    }
603
604    property_get("dalvik.vm.execution-mode", propBuf, "");
605    if (strcmp(propBuf, "int:portable") == 0) {
606        executionMode = kEMIntPortable;
607    } else if (strcmp(propBuf, "int:fast") == 0) {
608        executionMode = kEMIntFast;
609    } else if (strcmp(propBuf, "int:jit") == 0) {
610        executionMode = kEMJitCompiler;
611    }
612
613    parseRuntimeOption("dalvik.vm.stack-trace-file", stackTraceFileBuf, "-Xstacktracefile:");
614
615    strcpy(jniOptsBuf, "-Xjniopts:");
616    if (parseRuntimeOption("dalvik.vm.jniopts", jniOptsBuf, "-Xjniopts:")) {
617        ALOGI("JNI options: '%s'\n", jniOptsBuf);
618    }
619
620    /* route exit() to our handler */
621    addOption("exit", (void*) runtime_exit);
622
623    /* route fprintf() to our handler */
624    addOption("vfprintf", (void*) runtime_vfprintf);
625
626    /* register the framework-specific "is sensitive thread" hook */
627    addOption("sensitiveThread", (void*) runtime_isSensitiveThread);
628
629    /* enable verbose; standard options are { jni, gc, class } */
630    //addOption("-verbose:jni");
631    addOption("-verbose:gc");
632    //addOption("-verbose:class");
633
634    /*
635     * The default starting and maximum size of the heap.  Larger
636     * values should be specified in a product property override.
637     */
638    parseRuntimeOption("dalvik.vm.heapstartsize", heapstartsizeOptsBuf, "-Xms", "4m");
639    parseRuntimeOption("dalvik.vm.heapsize", heapsizeOptsBuf, "-Xmx", "16m");
640
641    parseRuntimeOption("dalvik.vm.heapgrowthlimit", heapgrowthlimitOptsBuf, "-XX:HeapGrowthLimit=");
642    parseRuntimeOption("dalvik.vm.heapminfree", heapminfreeOptsBuf, "-XX:HeapMinFree=");
643    parseRuntimeOption("dalvik.vm.heapmaxfree", heapmaxfreeOptsBuf, "-XX:HeapMaxFree=");
644    parseRuntimeOption("dalvik.vm.heaptargetutilization",
645                       heaptargetutilizationOptsBuf,
646                       "-XX:HeapTargetUtilization=");
647
648    /*
649     * JIT related options.
650     */
651    parseRuntimeOption("dalvik.vm.usejit", usejitOptsBuf, "-Xusejit:");
652    parseRuntimeOption("dalvik.vm.jitcodecachesize", jitcodecachesizeOptsBuf, "-Xjitcodecachesize:");
653    parseRuntimeOption("dalvik.vm.jitthreshold", jitthresholdOptsBuf, "-Xjitthreshold:");
654
655    property_get("ro.config.low_ram", propBuf, "");
656    if (strcmp(propBuf, "true") == 0) {
657      addOption("-XX:LowMemoryMode");
658    }
659
660    parseRuntimeOption("dalvik.vm.gctype", gctypeOptsBuf, "-Xgc:");
661    parseRuntimeOption("dalvik.vm.backgroundgctype", backgroundgcOptsBuf, "-XX:BackgroundGC=");
662
663    /* enable debugging; set suspend=y to pause during VM init */
664    /* use android ADB transport */
665    addOption("-agentlib:jdwp=transport=dt_android_adb,suspend=n,server=y");
666
667    parseRuntimeOption("dalvik.vm.lockprof.threshold",
668                       lockProfThresholdBuf,
669                       "-Xlockprofthreshold:");
670
671    if (executionMode == kEMIntPortable) {
672        addOption("-Xint:portable");
673    } else if (executionMode == kEMIntFast) {
674        addOption("-Xint:fast");
675    } else if (executionMode == kEMJitCompiler) {
676        addOption("-Xint:jit");
677    }
678
679    // If we are booting without the real /data, don't spend time compiling.
680    property_get("vold.decrypt", voldDecryptBuf, "");
681    bool skip_compilation = ((strcmp(voldDecryptBuf, "trigger_restart_min_framework") == 0) ||
682                             (strcmp(voldDecryptBuf, "1") == 0));
683
684    // Extra options for boot.art/boot.oat image generation.
685    parseCompilerRuntimeOption("dalvik.vm.image-dex2oat-Xms", dex2oatXmsImageFlagsBuf,
686                               "-Xms", "-Ximage-compiler-option");
687    parseCompilerRuntimeOption("dalvik.vm.image-dex2oat-Xmx", dex2oatXmxImageFlagsBuf,
688                               "-Xmx", "-Ximage-compiler-option");
689    if (skip_compilation) {
690        addOption("-Ximage-compiler-option");
691        addOption("--compiler-filter=verify-none");
692    } else {
693        parseCompilerOption("dalvik.vm.image-dex2oat-filter", dex2oatImageCompilerFilterBuf,
694                            "--compiler-filter=", "-Ximage-compiler-option");
695    }
696
697    // Make sure there is a preloaded-classes file.
698    if (!hasFile("/system/etc/preloaded-classes")) {
699        ALOGE("Missing preloaded-classes file, /system/etc/preloaded-classes not found: %s\n",
700              strerror(errno));
701        goto bail;
702    }
703    addOption("-Ximage-compiler-option");
704    addOption("--image-classes=/system/etc/preloaded-classes");
705
706    // If there is a compiled-classes file, push it.
707    if (hasFile("/system/etc/compiled-classes")) {
708        addOption("-Ximage-compiler-option");
709        addOption("--compiled-classes=/system/etc/compiled-classes");
710    }
711
712    property_get("dalvik.vm.image-dex2oat-flags", dex2oatImageFlagsBuf, "");
713    parseExtraOpts(dex2oatImageFlagsBuf, "-Ximage-compiler-option");
714
715    // Extra options for DexClassLoader.
716    parseCompilerRuntimeOption("dalvik.vm.dex2oat-Xms", dex2oatXmsFlagsBuf,
717                               "-Xms", "-Xcompiler-option");
718    parseCompilerRuntimeOption("dalvik.vm.dex2oat-Xmx", dex2oatXmxFlagsBuf,
719                               "-Xmx", "-Xcompiler-option");
720    if (skip_compilation) {
721        addOption("-Xcompiler-option");
722        addOption("--compiler-filter=verify-none");
723
724        // We skip compilation when a minimal runtime is brought up for decryption. In that case
725        // /data is temporarily backed by a tmpfs, which is usually small.
726        // If the system image contains prebuilts, they will be relocated into the tmpfs. In this
727        // specific situation it is acceptable to *not* relocate and run out of the prebuilts
728        // directly instead.
729        addOption("--runtime-arg");
730        addOption("-Xnorelocate");
731    } else {
732        parseCompilerOption("dalvik.vm.dex2oat-filter", dex2oatCompilerFilterBuf,
733                            "--compiler-filter=", "-Xcompiler-option");
734    }
735    property_get("dalvik.vm.dex2oat-flags", dex2oatFlagsBuf, "");
736    parseExtraOpts(dex2oatFlagsBuf, "-Xcompiler-option");
737
738    /* extra options; parse this late so it overrides others */
739    property_get("dalvik.vm.extra-opts", extraOptsBuf, "");
740    parseExtraOpts(extraOptsBuf, NULL);
741
742    /* Set the properties for locale */
743    {
744        strcpy(localeOption, "-Duser.locale=");
745        readLocale(localeOption);
746        addOption(localeOption);
747    }
748
749    /*
750     * Set profiler options
751     */
752    // Whether or not the profiler should be enabled.
753    property_get("dalvik.vm.profiler", propBuf, "0");
754    if (propBuf[0] == '1') {
755        addOption("-Xenable-profiler");
756    }
757
758    // Whether the profile should start upon app startup or be delayed by some random offset
759    // (in seconds) that is bound between 0 and a fixed value.
760    property_get("dalvik.vm.profile.start-immed", propBuf, "0");
761    if (propBuf[0] == '1') {
762        addOption("-Xprofile-start-immediately");
763    }
764
765    // Number of seconds during profile runs.
766    parseRuntimeOption("dalvik.vm.profile.period-secs", profilePeriod, "-Xprofile-period:");
767
768    // Length of each profile run (seconds).
769    parseRuntimeOption("dalvik.vm.profile.duration-secs",
770                       profileDuration,
771                       "-Xprofile-duration:");
772
773    // Polling interval during profile run (microseconds).
774    parseRuntimeOption("dalvik.vm.profile.interval-us", profileInterval, "-Xprofile-interval:");
775
776    // Coefficient for period backoff.  The the period is multiplied
777    // by this value after each profile run.
778    parseRuntimeOption("dalvik.vm.profile.backoff-coeff", profileBackoff, "-Xprofile-backoff:");
779
780    // Top K% of samples that are considered relevant when
781    // deciding if the app should be recompiled.
782    parseRuntimeOption("dalvik.vm.profile.top-k-thr",
783                       profileTopKThreshold,
784                       "-Xprofile-top-k-threshold:");
785
786    // The threshold after which a change in the structure of the
787    // top K% profiled samples becomes significant and triggers
788    // recompilation. A change in profile is considered
789    // significant if X% (top-k-change-threshold) of the top K%
790    // (top-k-threshold property) samples has changed.
791    parseRuntimeOption("dalvik.vm.profile.top-k-ch-thr",
792                       profileTopKChangeThreshold,
793                       "-Xprofile-top-k-change-threshold:");
794
795    // Type of profile data.
796    parseRuntimeOption("dalvik.vm.profiler.type", profileType, "-Xprofile-type:");
797
798    // Depth of bounded stack data
799    parseRuntimeOption("dalvik.vm.profile.stack-depth",
800                       profileMaxStackDepth,
801                       "-Xprofile-max-stack-depth:");
802
803    // Native bridge library. "0" means that native bridge is disabled.
804    property_get("ro.dalvik.vm.native.bridge", propBuf, "");
805    if (propBuf[0] == '\0') {
806        ALOGW("ro.dalvik.vm.native.bridge is not expected to be empty");
807    } else if (strcmp(propBuf, "0") != 0) {
808        snprintf(nativeBridgeLibrary, sizeof("-XX:NativeBridge=") + PROPERTY_VALUE_MAX,
809                 "-XX:NativeBridge=%s", propBuf);
810        addOption(nativeBridgeLibrary);
811    }
812
813    initArgs.version = JNI_VERSION_1_4;
814    initArgs.options = mOptions.editArray();
815    initArgs.nOptions = mOptions.size();
816    initArgs.ignoreUnrecognized = JNI_FALSE;
817
818    /*
819     * Initialize the VM.
820     *
821     * The JavaVM* is essentially per-process, and the JNIEnv* is per-thread.
822     * If this call succeeds, the VM is ready, and we can start issuing
823     * JNI calls.
824     */
825    if (JNI_CreateJavaVM(pJavaVM, pEnv, &initArgs) < 0) {
826        ALOGE("JNI_CreateJavaVM failed\n");
827        goto bail;
828    }
829
830    result = 0;
831
832bail:
833    return result;
834}
835
836char* AndroidRuntime::toSlashClassName(const char* className)
837{
838    char* result = strdup(className);
839    for (char* cp = result; *cp != '\0'; cp++) {
840        if (*cp == '.') {
841            *cp = '/';
842        }
843    }
844    return result;
845}
846
847/** Create a Java string from an ASCII or Latin-1 string */
848jstring AndroidRuntime::NewStringLatin1(JNIEnv* env, const char* bytes) {
849    if (!bytes) return NULL;
850    int length = strlen(bytes);
851    jchar* buffer = (jchar *)alloca(length * sizeof(jchar));
852    if (!buffer) return NULL;
853    jchar* chp = buffer;
854    for (int i = 0; i < length; i++) {
855        *chp++ = *bytes++;
856    }
857    return env->NewString(buffer, length);
858}
859
860
861/*
862 * Start the Android runtime.  This involves starting the virtual machine
863 * and calling the "static void main(String[] args)" method in the class
864 * named by "className".
865 *
866 * Passes the main function two arguments, the class name and the specified
867 * options string.
868 */
869void AndroidRuntime::start(const char* className, const Vector<String8>& options)
870{
871    ALOGD(">>>>>> START %s uid %d <<<<<<\n",
872            className != NULL ? className : "(unknown)", getuid());
873
874    static const String8 startSystemServer("start-system-server");
875
876    /*
877     * 'startSystemServer == true' means runtime is obsolete and not run from
878     * init.rc anymore, so we print out the boot start event here.
879     */
880    for (size_t i = 0; i < options.size(); ++i) {
881        if (options[i] == startSystemServer) {
882           /* track our progress through the boot sequence */
883           const int LOG_BOOT_PROGRESS_START = 3000;
884           LOG_EVENT_LONG(LOG_BOOT_PROGRESS_START,  ns2ms(systemTime(SYSTEM_TIME_MONOTONIC)));
885        }
886    }
887
888    const char* rootDir = getenv("ANDROID_ROOT");
889    if (rootDir == NULL) {
890        rootDir = "/system";
891        if (!hasDir("/system")) {
892            LOG_FATAL("No root directory specified, and /android does not exist.");
893            return;
894        }
895        setenv("ANDROID_ROOT", rootDir, 1);
896    }
897
898    //const char* kernelHack = getenv("LD_ASSUME_KERNEL");
899    //ALOGD("Found LD_ASSUME_KERNEL='%s'\n", kernelHack);
900
901    /* start the virtual machine */
902    JniInvocation jni_invocation;
903    jni_invocation.Init(NULL);
904    JNIEnv* env;
905    if (startVm(&mJavaVM, &env) != 0) {
906        return;
907    }
908    onVmCreated(env);
909
910    /*
911     * Register android functions.
912     */
913    if (startReg(env) < 0) {
914        ALOGE("Unable to register all android natives\n");
915        return;
916    }
917
918    /*
919     * We want to call main() with a String array with arguments in it.
920     * At present we have two arguments, the class name and an option string.
921     * Create an array to hold them.
922     */
923    jclass stringClass;
924    jobjectArray strArray;
925    jstring classNameStr;
926
927    stringClass = env->FindClass("java/lang/String");
928    assert(stringClass != NULL);
929    strArray = env->NewObjectArray(options.size() + 1, stringClass, NULL);
930    assert(strArray != NULL);
931    classNameStr = env->NewStringUTF(className);
932    assert(classNameStr != NULL);
933    env->SetObjectArrayElement(strArray, 0, classNameStr);
934
935    for (size_t i = 0; i < options.size(); ++i) {
936        jstring optionsStr = env->NewStringUTF(options.itemAt(i).string());
937        assert(optionsStr != NULL);
938        env->SetObjectArrayElement(strArray, i + 1, optionsStr);
939    }
940
941    /*
942     * Start VM.  This thread becomes the main thread of the VM, and will
943     * not return until the VM exits.
944     */
945    char* slashClassName = toSlashClassName(className);
946    jclass startClass = env->FindClass(slashClassName);
947    if (startClass == NULL) {
948        ALOGE("JavaVM unable to locate class '%s'\n", slashClassName);
949        /* keep going */
950    } else {
951        jmethodID startMeth = env->GetStaticMethodID(startClass, "main",
952            "([Ljava/lang/String;)V");
953        if (startMeth == NULL) {
954            ALOGE("JavaVM unable to find main() in '%s'\n", className);
955            /* keep going */
956        } else {
957            env->CallStaticVoidMethod(startClass, startMeth, strArray);
958
959#if 0
960            if (env->ExceptionCheck())
961                threadExitUncaughtException(env);
962#endif
963        }
964    }
965    free(slashClassName);
966
967    ALOGD("Shutting down VM\n");
968    if (mJavaVM->DetachCurrentThread() != JNI_OK)
969        ALOGW("Warning: unable to detach main thread\n");
970    if (mJavaVM->DestroyJavaVM() != 0)
971        ALOGW("Warning: VM did not shut down cleanly\n");
972}
973
974void AndroidRuntime::exit(int code)
975{
976    if (mExitWithoutCleanup) {
977        ALOGI("VM exiting with result code %d, cleanup skipped.", code);
978        ::_exit(code);
979    } else {
980        ALOGI("VM exiting with result code %d.", code);
981        onExit(code);
982        ::exit(code);
983    }
984}
985
986void AndroidRuntime::onVmCreated(JNIEnv* env)
987{
988    // If AndroidRuntime had anything to do here, we'd have done it in 'start'.
989}
990
991/*
992 * Get the JNIEnv pointer for this thread.
993 *
994 * Returns NULL if the slot wasn't allocated or populated.
995 */
996/*static*/ JNIEnv* AndroidRuntime::getJNIEnv()
997{
998    JNIEnv* env;
999    JavaVM* vm = AndroidRuntime::getJavaVM();
1000    assert(vm != NULL);
1001
1002    if (vm->GetEnv((void**) &env, JNI_VERSION_1_4) != JNI_OK)
1003        return NULL;
1004    return env;
1005}
1006
1007/*
1008 * Makes the current thread visible to the VM.
1009 *
1010 * The JNIEnv pointer returned is only valid for the current thread, and
1011 * thus must be tucked into thread-local storage.
1012 */
1013static int javaAttachThread(const char* threadName, JNIEnv** pEnv)
1014{
1015    JavaVMAttachArgs args;
1016    JavaVM* vm;
1017    jint result;
1018
1019    vm = AndroidRuntime::getJavaVM();
1020    assert(vm != NULL);
1021
1022    args.version = JNI_VERSION_1_4;
1023    args.name = (char*) threadName;
1024    args.group = NULL;
1025
1026    result = vm->AttachCurrentThread(pEnv, (void*) &args);
1027    if (result != JNI_OK)
1028        ALOGI("NOTE: attach of thread '%s' failed\n", threadName);
1029
1030    return result;
1031}
1032
1033/*
1034 * Detach the current thread from the set visible to the VM.
1035 */
1036static int javaDetachThread(void)
1037{
1038    JavaVM* vm;
1039    jint result;
1040
1041    vm = AndroidRuntime::getJavaVM();
1042    assert(vm != NULL);
1043
1044    result = vm->DetachCurrentThread();
1045    if (result != JNI_OK)
1046        ALOGE("ERROR: thread detach failed\n");
1047    return result;
1048}
1049
1050/*
1051 * When starting a native thread that will be visible from the VM, we
1052 * bounce through this to get the right attach/detach action.
1053 * Note that this function calls free(args)
1054 */
1055/*static*/ int AndroidRuntime::javaThreadShell(void* args) {
1056    void* start = ((void**)args)[0];
1057    void* userData = ((void **)args)[1];
1058    char* name = (char*) ((void **)args)[2];        // we own this storage
1059    free(args);
1060    JNIEnv* env;
1061    int result;
1062
1063    /* hook us into the VM */
1064    if (javaAttachThread(name, &env) != JNI_OK)
1065        return -1;
1066
1067    /* start the thread running */
1068    result = (*(android_thread_func_t)start)(userData);
1069
1070    /* unhook us */
1071    javaDetachThread();
1072    free(name);
1073
1074    return result;
1075}
1076
1077/*
1078 * This is invoked from androidCreateThreadEtc() via the callback
1079 * set with androidSetCreateThreadFunc().
1080 *
1081 * We need to create the new thread in such a way that it gets hooked
1082 * into the VM before it really starts executing.
1083 */
1084/*static*/ int AndroidRuntime::javaCreateThreadEtc(
1085                                android_thread_func_t entryFunction,
1086                                void* userData,
1087                                const char* threadName,
1088                                int32_t threadPriority,
1089                                size_t threadStackSize,
1090                                android_thread_id_t* threadId)
1091{
1092    void** args = (void**) malloc(3 * sizeof(void*));   // javaThreadShell must free
1093    int result;
1094
1095    if (!threadName)
1096        threadName = "unnamed thread";
1097
1098    args[0] = (void*) entryFunction;
1099    args[1] = userData;
1100    args[2] = (void*) strdup(threadName);   // javaThreadShell must free
1101
1102    result = androidCreateRawThreadEtc(AndroidRuntime::javaThreadShell, args,
1103        threadName, threadPriority, threadStackSize, threadId);
1104    return result;
1105}
1106
1107/*
1108 * Create a thread that is visible from the VM.
1109 *
1110 * This is called from elsewhere in the library.
1111 */
1112/*static*/ android_thread_id_t AndroidRuntime::createJavaThread(const char* name,
1113    void (*start)(void *), void* arg)
1114{
1115    android_thread_id_t threadId = 0;
1116    javaCreateThreadEtc((android_thread_func_t) start, arg, name,
1117        ANDROID_PRIORITY_DEFAULT, 0, &threadId);
1118    return threadId;
1119}
1120
1121#if 0
1122static void quickTest(void* arg)
1123{
1124    const char* str = (const char*) arg;
1125
1126    printf("In quickTest: %s\n", str);
1127}
1128#endif
1129
1130#ifdef NDEBUG
1131    #define REG_JNI(name)      { name }
1132    struct RegJNIRec {
1133        int (*mProc)(JNIEnv*);
1134    };
1135#else
1136    #define REG_JNI(name)      { name, #name }
1137    struct RegJNIRec {
1138        int (*mProc)(JNIEnv*);
1139        const char* mName;
1140    };
1141#endif
1142
1143typedef void (*RegJAMProc)();
1144
1145static int register_jni_procs(const RegJNIRec array[], size_t count, JNIEnv* env)
1146{
1147    for (size_t i = 0; i < count; i++) {
1148        if (array[i].mProc(env) < 0) {
1149#ifndef NDEBUG
1150            ALOGD("----------!!! %s failed to load\n", array[i].mName);
1151#endif
1152            return -1;
1153        }
1154    }
1155    return 0;
1156}
1157
1158static const RegJNIRec gRegJNI[] = {
1159    REG_JNI(register_com_android_internal_os_RuntimeInit),
1160    REG_JNI(register_android_os_SystemClock),
1161    REG_JNI(register_android_util_EventLog),
1162    REG_JNI(register_android_util_Log),
1163    REG_JNI(register_android_content_AssetManager),
1164    REG_JNI(register_android_content_StringBlock),
1165    REG_JNI(register_android_content_XmlBlock),
1166    REG_JNI(register_android_emoji_EmojiFactory),
1167    REG_JNI(register_android_text_AndroidCharacter),
1168    REG_JNI(register_android_text_StaticLayout),
1169    REG_JNI(register_android_text_AndroidBidi),
1170    REG_JNI(register_android_view_InputDevice),
1171    REG_JNI(register_android_view_KeyCharacterMap),
1172    REG_JNI(register_android_os_Process),
1173    REG_JNI(register_android_os_SystemProperties),
1174    REG_JNI(register_android_os_Binder),
1175    REG_JNI(register_android_os_Parcel),
1176    REG_JNI(register_android_nio_utils),
1177    REG_JNI(register_android_graphics_Graphics),
1178    REG_JNI(register_android_view_DisplayEventReceiver),
1179    REG_JNI(register_android_view_RenderNode),
1180    REG_JNI(register_android_view_RenderNodeAnimator),
1181    REG_JNI(register_android_view_GraphicBuffer),
1182    REG_JNI(register_android_view_DisplayListCanvas),
1183    REG_JNI(register_android_view_HardwareLayer),
1184    REG_JNI(register_android_view_ThreadedRenderer),
1185    REG_JNI(register_android_view_Surface),
1186    REG_JNI(register_android_view_SurfaceControl),
1187    REG_JNI(register_android_view_SurfaceSession),
1188    REG_JNI(register_android_view_TextureView),
1189    REG_JNI(register_com_android_internal_view_animation_NativeInterpolatorFactoryHelper),
1190    REG_JNI(register_com_google_android_gles_jni_EGLImpl),
1191    REG_JNI(register_com_google_android_gles_jni_GLImpl),
1192    REG_JNI(register_android_opengl_jni_EGL14),
1193    REG_JNI(register_android_opengl_jni_EGLExt),
1194    REG_JNI(register_android_opengl_jni_GLES10),
1195    REG_JNI(register_android_opengl_jni_GLES10Ext),
1196    REG_JNI(register_android_opengl_jni_GLES11),
1197    REG_JNI(register_android_opengl_jni_GLES11Ext),
1198    REG_JNI(register_android_opengl_jni_GLES20),
1199    REG_JNI(register_android_opengl_jni_GLES30),
1200    REG_JNI(register_android_opengl_jni_GLES31),
1201    REG_JNI(register_android_opengl_jni_GLES31Ext),
1202
1203    REG_JNI(register_android_graphics_Bitmap),
1204    REG_JNI(register_android_graphics_BitmapFactory),
1205    REG_JNI(register_android_graphics_BitmapRegionDecoder),
1206    REG_JNI(register_android_graphics_Camera),
1207    REG_JNI(register_android_graphics_CreateJavaOutputStreamAdaptor),
1208    REG_JNI(register_android_graphics_Canvas),
1209    REG_JNI(register_android_graphics_CanvasProperty),
1210    REG_JNI(register_android_graphics_ColorFilter),
1211    REG_JNI(register_android_graphics_DrawFilter),
1212    REG_JNI(register_android_graphics_FontFamily),
1213    REG_JNI(register_android_graphics_Interpolator),
1214    REG_JNI(register_android_graphics_LayerRasterizer),
1215    REG_JNI(register_android_graphics_MaskFilter),
1216    REG_JNI(register_android_graphics_Matrix),
1217    REG_JNI(register_android_graphics_Movie),
1218    REG_JNI(register_android_graphics_NinePatch),
1219    REG_JNI(register_android_graphics_Paint),
1220    REG_JNI(register_android_graphics_Path),
1221    REG_JNI(register_android_graphics_PathMeasure),
1222    REG_JNI(register_android_graphics_PathEffect),
1223    REG_JNI(register_android_graphics_Picture),
1224    REG_JNI(register_android_graphics_PorterDuff),
1225    REG_JNI(register_android_graphics_Rasterizer),
1226    REG_JNI(register_android_graphics_Region),
1227    REG_JNI(register_android_graphics_Shader),
1228    REG_JNI(register_android_graphics_SurfaceTexture),
1229    REG_JNI(register_android_graphics_Typeface),
1230    REG_JNI(register_android_graphics_Xfermode),
1231    REG_JNI(register_android_graphics_YuvImage),
1232    REG_JNI(register_android_graphics_pdf_PdfDocument),
1233    REG_JNI(register_android_graphics_pdf_PdfEditor),
1234    REG_JNI(register_android_graphics_pdf_PdfRenderer),
1235
1236    REG_JNI(register_android_database_CursorWindow),
1237    REG_JNI(register_android_database_SQLiteConnection),
1238    REG_JNI(register_android_database_SQLiteGlobal),
1239    REG_JNI(register_android_database_SQLiteDebug),
1240    REG_JNI(register_android_os_Debug),
1241    REG_JNI(register_android_os_FileObserver),
1242    REG_JNI(register_android_os_MessageQueue),
1243    REG_JNI(register_android_os_SELinux),
1244    REG_JNI(register_android_os_Trace),
1245    REG_JNI(register_android_os_UEventObserver),
1246    REG_JNI(register_android_net_LocalSocketImpl),
1247    REG_JNI(register_android_net_NetworkUtils),
1248    REG_JNI(register_android_net_TrafficStats),
1249    REG_JNI(register_android_os_MemoryFile),
1250    REG_JNI(register_com_android_internal_os_Zygote),
1251    REG_JNI(register_com_android_internal_util_VirtualRefBasePtr),
1252    REG_JNI(register_android_hardware_Camera),
1253    REG_JNI(register_android_hardware_camera2_CameraMetadata),
1254    REG_JNI(register_android_hardware_camera2_legacy_LegacyCameraDevice),
1255    REG_JNI(register_android_hardware_camera2_legacy_PerfMeasurement),
1256    REG_JNI(register_android_hardware_camera2_DngCreator),
1257    REG_JNI(register_android_hardware_SensorManager),
1258    REG_JNI(register_android_hardware_SerialPort),
1259    REG_JNI(register_android_hardware_SoundTrigger),
1260    REG_JNI(register_android_hardware_UsbDevice),
1261    REG_JNI(register_android_hardware_UsbDeviceConnection),
1262    REG_JNI(register_android_hardware_UsbRequest),
1263    REG_JNI(register_android_hardware_location_ActivityRecognitionHardware),
1264    REG_JNI(register_android_media_AudioRecord),
1265    REG_JNI(register_android_media_AudioSystem),
1266    REG_JNI(register_android_media_AudioTrack),
1267    REG_JNI(register_android_media_JetPlayer),
1268    REG_JNI(register_android_media_RemoteDisplay),
1269    REG_JNI(register_android_media_ToneGenerator),
1270
1271    REG_JNI(register_android_opengl_classes),
1272    REG_JNI(register_android_server_NetworkManagementSocketTagger),
1273    REG_JNI(register_android_ddm_DdmHandleNativeHeap),
1274    REG_JNI(register_android_backup_BackupDataInput),
1275    REG_JNI(register_android_backup_BackupDataOutput),
1276    REG_JNI(register_android_backup_FileBackupHelperBase),
1277    REG_JNI(register_android_backup_BackupHelperDispatcher),
1278    REG_JNI(register_android_app_backup_FullBackup),
1279    REG_JNI(register_android_app_ActivityThread),
1280    REG_JNI(register_android_app_NativeActivity),
1281    REG_JNI(register_android_view_InputChannel),
1282    REG_JNI(register_android_view_InputEventReceiver),
1283    REG_JNI(register_android_view_InputEventSender),
1284    REG_JNI(register_android_view_InputQueue),
1285    REG_JNI(register_android_view_KeyEvent),
1286    REG_JNI(register_android_view_MotionEvent),
1287    REG_JNI(register_android_view_PointerIcon),
1288    REG_JNI(register_android_view_VelocityTracker),
1289
1290    REG_JNI(register_android_content_res_ObbScanner),
1291    REG_JNI(register_android_content_res_Configuration),
1292
1293    REG_JNI(register_android_animation_PropertyValuesHolder),
1294    REG_JNI(register_com_android_internal_content_NativeLibraryHelper),
1295    REG_JNI(register_com_android_internal_net_NetworkStatsFactory),
1296};
1297
1298/*
1299 * Register android native functions with the VM.
1300 */
1301/*static*/ int AndroidRuntime::startReg(JNIEnv* env)
1302{
1303    /*
1304     * This hook causes all future threads created in this process to be
1305     * attached to the JavaVM.  (This needs to go away in favor of JNI
1306     * Attach calls.)
1307     */
1308    androidSetCreateThreadFunc((android_create_thread_fn) javaCreateThreadEtc);
1309
1310    ALOGV("--- registering native functions ---\n");
1311
1312    /*
1313     * Every "register" function calls one or more things that return
1314     * a local reference (e.g. FindClass).  Because we haven't really
1315     * started the VM yet, they're all getting stored in the base frame
1316     * and never released.  Use Push/Pop to manage the storage.
1317     */
1318    env->PushLocalFrame(200);
1319
1320    if (register_jni_procs(gRegJNI, NELEM(gRegJNI), env) < 0) {
1321        env->PopLocalFrame(NULL);
1322        return -1;
1323    }
1324    env->PopLocalFrame(NULL);
1325
1326    //createJavaThread("fubar", quickTest, (void*) "hello");
1327
1328    return 0;
1329}
1330
1331AndroidRuntime* AndroidRuntime::getRuntime()
1332{
1333    return gCurRuntime;
1334}
1335
1336/**
1337 * Used by WithFramework to register native functions.
1338 */
1339extern "C"
1340jint Java_com_android_internal_util_WithFramework_registerNatives(
1341        JNIEnv* env, jclass clazz) {
1342    return register_jni_procs(gRegJNI, NELEM(gRegJNI), env);
1343}
1344
1345/**
1346 * Used by LoadClass to register native functions.
1347 */
1348extern "C"
1349jint Java_LoadClass_registerNatives(JNIEnv* env, jclass clazz) {
1350    return register_jni_procs(gRegJNI, NELEM(gRegJNI), env);
1351}
1352
1353}   // namespace android
1354