AndroidRuntime.cpp revision a4fa3b5aa53cf677b623fe346c585cb8a0c1ce26 
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
98extern int register_android_util_FloatMath(JNIEnv* env);
99
100namespace android {
101
102/*
103 * JNI-based registration functions.  Note these are properly contained in
104 * namespace android.
105 */
106extern int register_android_content_AssetManager(JNIEnv* env);
107extern int register_android_util_EventLog(JNIEnv* env);
108extern int register_android_util_Log(JNIEnv* env);
109extern int register_android_content_StringBlock(JNIEnv* env);
110extern int register_android_content_XmlBlock(JNIEnv* env);
111extern int register_android_emoji_EmojiFactory(JNIEnv* env);
112extern int register_android_graphics_Canvas(JNIEnv* env);
113extern int register_android_graphics_CanvasProperty(JNIEnv* env);
114extern int register_android_graphics_ColorFilter(JNIEnv* env);
115extern int register_android_graphics_DrawFilter(JNIEnv* env);
116extern int register_android_graphics_FontFamily(JNIEnv* env);
117extern int register_android_graphics_LayerRasterizer(JNIEnv*);
118extern int register_android_graphics_Matrix(JNIEnv* env);
119extern int register_android_graphics_Paint(JNIEnv* env);
120extern int register_android_graphics_Path(JNIEnv* env);
121extern int register_android_graphics_PathMeasure(JNIEnv* env);
122extern int register_android_graphics_Picture(JNIEnv*);
123extern int register_android_graphics_PorterDuff(JNIEnv* env);
124extern int register_android_graphics_Rasterizer(JNIEnv* env);
125extern int register_android_graphics_Region(JNIEnv* env);
126extern int register_android_graphics_SurfaceTexture(JNIEnv* env);
127extern int register_android_graphics_Xfermode(JNIEnv* env);
128extern int register_android_graphics_pdf_PdfDocument(JNIEnv* env);
129extern int register_android_graphics_pdf_PdfRenderer(JNIEnv* env);
130extern int register_android_view_DisplayEventReceiver(JNIEnv* env);
131extern int register_android_view_RenderNode(JNIEnv* env);
132extern int register_android_view_RenderNodeAnimator(JNIEnv* env);
133extern int register_android_view_GraphicBuffer(JNIEnv* env);
134extern int register_android_view_GLES20Canvas(JNIEnv* env);
135extern int register_android_view_HardwareLayer(JNIEnv* env);
136extern int register_android_view_ThreadedRenderer(JNIEnv* env);
137extern int register_android_view_Surface(JNIEnv* env);
138extern int register_android_view_SurfaceControl(JNIEnv* env);
139extern int register_android_view_SurfaceSession(JNIEnv* env);
140extern int register_android_view_TextureView(JNIEnv* env);
141extern int register_com_android_internal_view_animation_NativeInterpolatorFactoryHelper(JNIEnv *env);
142extern int register_android_database_CursorWindow(JNIEnv* env);
143extern int register_android_database_SQLiteConnection(JNIEnv* env);
144extern int register_android_database_SQLiteGlobal(JNIEnv* env);
145extern int register_android_database_SQLiteDebug(JNIEnv* env);
146extern int register_android_nio_utils(JNIEnv* env);
147extern int register_android_text_format_Time(JNIEnv* env);
148extern int register_android_os_Debug(JNIEnv* env);
149extern int register_android_os_MessageQueue(JNIEnv* env);
150extern int register_android_os_Parcel(JNIEnv* env);
151extern int register_android_os_SELinux(JNIEnv* env);
152extern int register_android_os_SystemProperties(JNIEnv *env);
153extern int register_android_os_SystemClock(JNIEnv* env);
154extern int register_android_os_Trace(JNIEnv* env);
155extern int register_android_os_FileObserver(JNIEnv *env);
156extern int register_android_os_UEventObserver(JNIEnv* env);
157extern int register_android_os_MemoryFile(JNIEnv* env);
158extern int register_android_net_LocalSocketImpl(JNIEnv* env);
159extern int register_android_net_NetworkUtils(JNIEnv* env);
160extern int register_android_net_TrafficStats(JNIEnv* env);
161extern int register_android_text_AndroidCharacter(JNIEnv *env);
162extern int register_android_text_StaticLayout(JNIEnv *env);
163extern int register_android_text_AndroidBidi(JNIEnv *env);
164extern int register_android_opengl_classes(JNIEnv *env);
165extern int register_android_server_fingerprint_FingerprintService(JNIEnv* env);
166extern int register_android_server_NetworkManagementSocketTagger(JNIEnv* env);
167extern int register_android_server_Watchdog(JNIEnv* env);
168extern int register_android_ddm_DdmHandleNativeHeap(JNIEnv *env);
169extern int register_com_android_internal_os_ZygoteInit(JNIEnv* env);
170extern int register_android_backup_BackupDataInput(JNIEnv *env);
171extern int register_android_backup_BackupDataOutput(JNIEnv *env);
172extern int register_android_backup_FileBackupHelperBase(JNIEnv *env);
173extern int register_android_backup_BackupHelperDispatcher(JNIEnv *env);
174extern int register_android_app_backup_FullBackup(JNIEnv *env);
175extern int register_android_app_ActivityThread(JNIEnv *env);
176extern int register_android_app_NativeActivity(JNIEnv *env);
177extern int register_android_media_RemoteDisplay(JNIEnv *env);
178extern int register_android_view_InputChannel(JNIEnv* env);
179extern int register_android_view_InputDevice(JNIEnv* env);
180extern int register_android_view_InputEventReceiver(JNIEnv* env);
181extern int register_android_view_InputEventSender(JNIEnv* env);
182extern int register_android_view_InputQueue(JNIEnv* env);
183extern int register_android_view_KeyCharacterMap(JNIEnv *env);
184extern int register_android_view_KeyEvent(JNIEnv* env);
185extern int register_android_view_MotionEvent(JNIEnv* env);
186extern int register_android_view_PointerIcon(JNIEnv* env);
187extern int register_android_view_VelocityTracker(JNIEnv* env);
188extern int register_android_content_res_ObbScanner(JNIEnv* env);
189extern int register_android_content_res_Configuration(JNIEnv* env);
190extern int register_android_animation_PropertyValuesHolder(JNIEnv *env);
191extern int register_com_android_internal_content_NativeLibraryHelper(JNIEnv *env);
192extern int register_com_android_internal_net_NetworkStatsFactory(JNIEnv *env);
193extern int register_com_android_internal_os_Zygote(JNIEnv *env);
194extern int register_com_android_internal_util_VirtualRefBasePtr(JNIEnv *env);
195
196static AndroidRuntime* gCurRuntime = NULL;
197
198static void doThrow(JNIEnv* env, const char* exc, const char* msg = NULL)
199{
200    if (jniThrowException(env, exc, msg) != 0)
201        assert(false);
202}
203
204/*
205 * Code written in the Java Programming Language calls here from main().
206 */
207static void com_android_internal_os_RuntimeInit_nativeFinishInit(JNIEnv* env, jobject clazz)
208{
209    gCurRuntime->onStarted();
210}
211
212static void com_android_internal_os_RuntimeInit_nativeZygoteInit(JNIEnv* env, jobject clazz)
213{
214    gCurRuntime->onZygoteInit();
215}
216
217static void com_android_internal_os_RuntimeInit_nativeSetExitWithoutCleanup(JNIEnv* env,
218        jobject clazz, jboolean exitWithoutCleanup)
219{
220    gCurRuntime->setExitWithoutCleanup(exitWithoutCleanup);
221}
222
223/*
224 * JNI registration.
225 */
226static JNINativeMethod gMethods[] = {
227    { "nativeFinishInit", "()V",
228        (void*) com_android_internal_os_RuntimeInit_nativeFinishInit },
229    { "nativeZygoteInit", "()V",
230        (void*) com_android_internal_os_RuntimeInit_nativeZygoteInit },
231    { "nativeSetExitWithoutCleanup", "(Z)V",
232        (void*) com_android_internal_os_RuntimeInit_nativeSetExitWithoutCleanup },
233};
234
235int register_com_android_internal_os_RuntimeInit(JNIEnv* env)
236{
237    return jniRegisterNativeMethods(env, "com/android/internal/os/RuntimeInit",
238        gMethods, NELEM(gMethods));
239}
240
241// ----------------------------------------------------------------------
242
243/*static*/ JavaVM* AndroidRuntime::mJavaVM = NULL;
244
245AndroidRuntime::AndroidRuntime(char* argBlockStart, const size_t argBlockLength) :
246        mExitWithoutCleanup(false),
247        mArgBlockStart(argBlockStart),
248        mArgBlockLength(argBlockLength)
249{
250    SkGraphics::Init();
251    // There is also a global font cache, but its budget is specified in code
252    // see SkFontHost_android.cpp
253
254    // Pre-allocate enough space to hold a fair number of options.
255    mOptions.setCapacity(20);
256
257    assert(gCurRuntime == NULL);        // one per process
258    gCurRuntime = this;
259}
260
261AndroidRuntime::~AndroidRuntime()
262{
263    SkGraphics::Term();
264}
265
266/*
267 * Register native methods using JNI.
268 */
269/*static*/ int AndroidRuntime::registerNativeMethods(JNIEnv* env,
270    const char* className, const JNINativeMethod* gMethods, int numMethods)
271{
272    return jniRegisterNativeMethods(env, className, gMethods, numMethods);
273}
274
275void AndroidRuntime::setArgv0(const char* argv0) {
276    strlcpy(mArgBlockStart, argv0, mArgBlockLength);
277}
278
279status_t AndroidRuntime::callMain(const String8& className, jclass clazz,
280    const Vector<String8>& args)
281{
282    JNIEnv* env;
283    jmethodID methodId;
284
285    ALOGD("Calling main entry %s", className.string());
286
287    env = getJNIEnv();
288    if (clazz == NULL || env == NULL) {
289        return UNKNOWN_ERROR;
290    }
291
292    methodId = env->GetStaticMethodID(clazz, "main", "([Ljava/lang/String;)V");
293    if (methodId == NULL) {
294        ALOGE("ERROR: could not find method %s.main(String[])\n", className.string());
295        return UNKNOWN_ERROR;
296    }
297
298    /*
299     * We want to call main() with a String array with our arguments in it.
300     * Create an array and populate it.
301     */
302    jclass stringClass;
303    jobjectArray strArray;
304
305    const size_t numArgs = args.size();
306    stringClass = env->FindClass("java/lang/String");
307    strArray = env->NewObjectArray(numArgs, stringClass, NULL);
308
309    for (size_t i = 0; i < numArgs; i++) {
310        jstring argStr = env->NewStringUTF(args[i].string());
311        env->SetObjectArrayElement(strArray, i, argStr);
312    }
313
314    env->CallStaticVoidMethod(clazz, methodId, strArray);
315    return NO_ERROR;
316}
317
318/*
319 * The VM calls this through the "exit" hook.
320 */
321static void runtime_exit(int code)
322{
323    gCurRuntime->exit(code);
324}
325
326/*
327 * The VM calls this through the "vfprintf" hook.
328 *
329 * We ignore "fp" and just write the results to the log file.
330 */
331static void runtime_vfprintf(FILE* fp, const char* format, va_list ap)
332{
333    LOG_PRI_VA(ANDROID_LOG_INFO, "vm-printf", format, ap);
334}
335
336/**
337 * The VM calls this when mutex contention debugging is enabled to
338 * determine whether or not the blocked thread was a "sensitive thread"
339 * for user responsiveness/smoothess.
340 *
341 * Our policy for this is whether or not we're tracing any StrictMode
342 * events on this thread (which we might've inherited via Binder calls
343 * into us)
344 */
345static bool runtime_isSensitiveThread() {
346    IPCThreadState* state = IPCThreadState::selfOrNull();
347    return state && state->getStrictModePolicy() != 0;
348}
349
350
351/**
352 * Add VM arguments to the to-be-executed VM
353 * Stops at first non '-' argument (also stops at an argument of '--')
354 * Returns the number of args consumed
355 */
356int AndroidRuntime::addVmArguments(int argc, const char* const argv[])
357{
358    int i;
359
360    for (i = 0; i<argc; i++) {
361        if (argv[i][0] != '-') {
362            return i;
363        }
364        if (argv[i][1] == '-' && argv[i][2] == 0) {
365            return i+1;
366        }
367
368        JavaVMOption opt;
369        memset(&opt, 0, sizeof(opt));
370        opt.optionString = (char*)argv[i];
371        mOptions.add(opt);
372    }
373    return i;
374}
375
376static int hasDir(const char* dir)
377{
378    struct stat s;
379    int res = stat(dir, &s);
380    if (res == 0) {
381        return S_ISDIR(s.st_mode);
382    }
383    return 0;
384}
385
386/*
387 * Read the persistent locale.
388 */
389static void readLocale(char* language, char* region)
390{
391    char propLang[PROPERTY_VALUE_MAX], propRegn[PROPERTY_VALUE_MAX];
392
393    property_get("persist.sys.language", propLang, "");
394    property_get("persist.sys.country", propRegn, "");
395    if (*propLang == 0 && *propRegn == 0) {
396        /* Set to ro properties, default is en_US */
397        property_get("ro.product.locale.language", propLang, "en");
398        property_get("ro.product.locale.region", propRegn, "US");
399    }
400    strncat(language, propLang, 3);
401    strncat(region, propRegn, 3);
402    //ALOGD("language=%s region=%s\n", language, region);
403}
404
405/*
406 * Parse a property containing space-separated options that should be
407 * passed directly to the VM, e.g. "-Xmx32m -verbose:gc -Xregenmap".
408 *
409 * This will cut up "extraOptsBuf" as we chop it into individual options.
410 *
411 * If "quotingArg" is non-null, it is passed before each extra option in mOptions.
412 *
413 * Adds the strings, if any, to mOptions.
414 */
415void AndroidRuntime::parseExtraOpts(char* extraOptsBuf, const char* quotingArg)
416{
417    JavaVMOption opt;
418    memset(&opt, 0, sizeof(opt));
419    char* start = extraOptsBuf;
420    char* end = NULL;
421    while (*start != '\0') {
422        while (*start == ' ')                   /* skip leading whitespace */
423            start++;
424        if (*start == '\0')                     /* was trailing ws, bail */
425            break;
426
427        end = start+1;
428        while (*end != ' ' && *end != '\0')     /* find end of token */
429            end++;
430        if (*end == ' ')
431            *end++ = '\0';          /* mark end, advance to indicate more */
432
433        opt.optionString = start;
434        if (quotingArg != NULL) {
435            JavaVMOption quotingOpt;
436            quotingOpt.optionString = quotingArg;
437            mOptions.add(quotingOpt);
438        }
439        mOptions.add(opt);
440        start = end;
441    }
442}
443
444/*
445 * Reads a "property" into "buffer" with a default of "defaultArg". If
446 * the property is non-empty, it is treated as a runtime option such
447 * as "-Xmx32m".
448 *
449 * The "runtimeArg" is a prefix for the option such as "-Xms" or "-Xmx".
450 *
451 * If an argument is found, it is added to mOptions.
452 *
453 * If an option is found, it is added to mOptions and true is
454 * returned. Otherwise false is returned.
455 */
456bool AndroidRuntime::parseRuntimeOption(const char* property,
457                                        char* buffer,
458                                        const char* runtimeArg,
459                                        const char* defaultArg)
460{
461    strcpy(buffer, runtimeArg);
462    size_t runtimeArgLen = strlen(runtimeArg);
463    property_get(property, buffer+runtimeArgLen, defaultArg);
464    if (buffer[runtimeArgLen] == '\0') {
465        return false;
466    }
467
468    JavaVMOption opt;
469    memset(&opt, 0, sizeof(opt));
470
471    opt.optionString = buffer;
472    mOptions.add(opt);
473
474    return true;
475}
476
477/*
478 * Reads a "property" into "buffer". If the property is non-empty, it
479 * is treated as a dex2oat compiler runtime option that should be
480 * passed as a quoted option, e.g. "-Ximage-compiler-option
481 * --runtime-arg -Ximage-compiler-option -Xmx32m".
482 *
483 * The "runtimeArg" is a prefix for the option such as "-Xms" or "-Xmx".
484 *
485 * The "quotingArg" should be "-Ximage-compiler-option" or "-Xcompiler-option".
486 *
487 * If an option is found, it is added to mOptions and true is
488 * returned. Otherwise false is returned.
489 */
490bool AndroidRuntime::parseCompilerRuntimeOption(const char* property,
491                                                char* buffer,
492                                                const char* runtimeArg,
493                                                const char* quotingArg)
494{
495    strcpy(buffer, runtimeArg);
496    size_t runtimeArgLen = strlen(runtimeArg);
497    property_get(property, buffer+runtimeArgLen, "");
498    if (buffer[runtimeArgLen] == '\0') {
499        return false;
500    }
501
502    JavaVMOption opt;
503    memset(&opt, 0, sizeof(opt));
504
505    opt.optionString = quotingArg;
506    mOptions.add(opt);
507
508    opt.optionString = "--runtime-arg";
509    mOptions.add(opt);
510
511    opt.optionString = quotingArg;
512    mOptions.add(opt);
513
514    opt.optionString = buffer;
515    mOptions.add(opt);
516
517    return true;
518}
519
520/*
521 * Start the Dalvik Virtual Machine.
522 *
523 * Various arguments, most determined by system properties, are passed in.
524 * The "mOptions" vector is updated.
525 *
526 * CAUTION: when adding options in here, be careful not to put the
527 * char buffer inside a nested scope.  Adding the buffer to the
528 * options using mOptions.add() does not copy the buffer, so if the
529 * buffer goes out of scope the option may be overwritten.  It's best
530 * to put the buffer at the top of the function so that it is more
531 * unlikely that someone will surround it in a scope at a later time
532 * and thus introduce a bug.
533 *
534 * Returns 0 on success.
535 */
536int AndroidRuntime::startVm(JavaVM** pJavaVM, JNIEnv** pEnv)
537{
538    int result = -1;
539    JavaVMInitArgs initArgs;
540    JavaVMOption opt;
541    char propBuf[PROPERTY_VALUE_MAX];
542    char stackTraceFileBuf[sizeof("-Xstacktracefile:")-1 + PROPERTY_VALUE_MAX];
543    char dexoptFlagsBuf[PROPERTY_VALUE_MAX];
544    char enableAssertBuf[sizeof("-ea:")-1 + PROPERTY_VALUE_MAX];
545    char jniOptsBuf[sizeof("-Xjniopts:")-1 + PROPERTY_VALUE_MAX];
546    char heapstartsizeOptsBuf[sizeof("-Xms")-1 + PROPERTY_VALUE_MAX];
547    char heapsizeOptsBuf[sizeof("-Xmx")-1 + PROPERTY_VALUE_MAX];
548    char heapgrowthlimitOptsBuf[sizeof("-XX:HeapGrowthLimit=")-1 + PROPERTY_VALUE_MAX];
549    char heapminfreeOptsBuf[sizeof("-XX:HeapMinFree=")-1 + PROPERTY_VALUE_MAX];
550    char heapmaxfreeOptsBuf[sizeof("-XX:HeapMaxFree=")-1 + PROPERTY_VALUE_MAX];
551    char gctypeOptsBuf[sizeof("-Xgc:")-1 + PROPERTY_VALUE_MAX];
552    char backgroundgcOptsBuf[sizeof("-XX:BackgroundGC=")-1 + PROPERTY_VALUE_MAX];
553    char heaptargetutilizationOptsBuf[sizeof("-XX:HeapTargetUtilization=")-1 + PROPERTY_VALUE_MAX];
554    char jitcodecachesizeOptsBuf[sizeof("-Xjitcodecachesize:")-1 + PROPERTY_VALUE_MAX];
555    char dalvikVmLibBuf[PROPERTY_VALUE_MAX];
556    char dex2oatXmsImageFlagsBuf[sizeof("-Xms")-1 + PROPERTY_VALUE_MAX];
557    char dex2oatXmxImageFlagsBuf[sizeof("-Xmx")-1 + PROPERTY_VALUE_MAX];
558    char dex2oatXmsFlagsBuf[sizeof("-Xms")-1 + PROPERTY_VALUE_MAX];
559    char dex2oatXmxFlagsBuf[sizeof("-Xmx")-1 + PROPERTY_VALUE_MAX];
560    char dex2oatFlagsBuf[PROPERTY_VALUE_MAX];
561    char dex2oatImageFlagsBuf[PROPERTY_VALUE_MAX];
562    char extraOptsBuf[PROPERTY_VALUE_MAX];
563    enum {
564      kEMDefault,
565      kEMIntPortable,
566      kEMIntFast,
567      kEMJitCompiler,
568    } executionMode = kEMDefault;
569    char profilePeriod[sizeof("-Xprofile-period:")-1 + PROPERTY_VALUE_MAX];
570    char profileDuration[sizeof("-Xprofile-duration:")-1 + PROPERTY_VALUE_MAX];
571    char profileInterval[sizeof("-Xprofile-interval:")-1 + PROPERTY_VALUE_MAX];
572    char profileBackoff[sizeof("-Xprofile-backoff:")-1 + PROPERTY_VALUE_MAX];
573    char profileTopKThreshold[sizeof("-Xprofile-top-k-threshold:")-1 + PROPERTY_VALUE_MAX];
574    char profileTopKChangeThreshold[sizeof("-Xprofile-top-k-change-threshold:")-1 +
575                                    PROPERTY_VALUE_MAX];
576    char profileType[sizeof("-Xprofile-type:")-1 + PROPERTY_VALUE_MAX];
577    char profileMaxStackDepth[sizeof("-Xprofile-max-stack-depth:")-1 + PROPERTY_VALUE_MAX];
578    char langOption[sizeof("-Duser.language=") + 3];
579    char regionOption[sizeof("-Duser.region=") + 3];
580    char lockProfThresholdBuf[sizeof("-Xlockprofthreshold:")-1 + PROPERTY_VALUE_MAX];
581    char jitOpBuf[sizeof("-Xjitop:")-1 + PROPERTY_VALUE_MAX];
582    char jitMethodBuf[sizeof("-Xjitmethod:")-1 + 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        opt.optionString = "-Xcheck:jni";
599        mOptions.add(opt);
600
601        /* set a cap on JNI global references */
602        opt.optionString = "-Xjnigreflimit:2000";
603        mOptions.add(opt);
604
605        /* with -Xcheck:jni, this provides a JNI function call trace */
606        //opt.optionString = "-verbose:jni";
607        //mOptions.add(opt);
608    }
609
610    property_get("dalvik.vm.execution-mode", propBuf, "");
611    if (strcmp(propBuf, "int:portable") == 0) {
612        executionMode = kEMIntPortable;
613    } else if (strcmp(propBuf, "int:fast") == 0) {
614        executionMode = kEMIntFast;
615    } else if (strcmp(propBuf, "int:jit") == 0) {
616        executionMode = kEMJitCompiler;
617    }
618
619    parseRuntimeOption("dalvik.vm.stack-trace-file", stackTraceFileBuf, "-Xstacktracefile:");
620
621    property_get("dalvik.vm.check-dex-sum", propBuf, "");
622    if (strcmp(propBuf, "true") == 0) {
623        /* perform additional DEX checksum tests */
624        opt.optionString = "-Xcheckdexsum";
625        mOptions.add(opt);
626    }
627
628    property_get("log.redirect-stdio", propBuf, "");
629    if (strcmp(propBuf, "true") == 0) {
630        /* convert stdout/stderr to log messages */
631        opt.optionString = "-Xlog-stdio";
632        mOptions.add(opt);
633    }
634
635    strcpy(enableAssertBuf, "-ea:");
636    property_get("dalvik.vm.enableassertions", enableAssertBuf+sizeof("-ea:")-1, "");
637    if (enableAssertBuf[sizeof("-ea:")-1] != '\0') {
638        /* accept "all" to mean "all classes and packages" */
639        if (strcmp(enableAssertBuf+sizeof("-ea:")-1, "all") == 0)
640            enableAssertBuf[3] = '\0'; // truncate to "-ea"
641        ALOGI("Assertions enabled: '%s'\n", enableAssertBuf);
642        opt.optionString = enableAssertBuf;
643        mOptions.add(opt);
644    } else {
645        ALOGV("Assertions disabled\n");
646    }
647
648    strcpy(jniOptsBuf, "-Xjniopts:");
649    if (parseRuntimeOption("dalvik.vm.jniopts", jniOptsBuf, "-Xjniopts:")) {
650        ALOGI("JNI options: '%s'\n", jniOptsBuf);
651    }
652
653    /* route exit() to our handler */
654    opt.extraInfo = (void*) runtime_exit;
655    opt.optionString = "exit";
656    mOptions.add(opt);
657
658    /* route fprintf() to our handler */
659    opt.extraInfo = (void*) runtime_vfprintf;
660    opt.optionString = "vfprintf";
661    mOptions.add(opt);
662
663    /* register the framework-specific "is sensitive thread" hook */
664    opt.extraInfo = (void*) runtime_isSensitiveThread;
665    opt.optionString = "sensitiveThread";
666    mOptions.add(opt);
667
668    opt.extraInfo = NULL;
669
670    /* enable verbose; standard options are { jni, gc, class } */
671    //options[curOpt++].optionString = "-verbose:jni";
672    opt.optionString = "-verbose:gc";
673    mOptions.add(opt);
674    //options[curOpt++].optionString = "-verbose:class";
675
676    /*
677     * The default starting and maximum size of the heap.  Larger
678     * values should be specified in a product property override.
679     */
680    parseRuntimeOption("dalvik.vm.heapstartsize", heapstartsizeOptsBuf, "-Xms", "4m");
681    parseRuntimeOption("dalvik.vm.heapsize", heapsizeOptsBuf, "-Xmx", "16m");
682
683    // Increase the main thread's interpreter stack size for bug 6315322.
684    opt.optionString = "-XX:mainThreadStackSize=24K";
685    mOptions.add(opt);
686
687    // Set the max jit code cache size.  Note: size of 0 will disable the JIT.
688    parseRuntimeOption("dalvik.vm.jit.codecachesize",
689                       jitcodecachesizeOptsBuf,
690                       "-Xjitcodecachesize:");
691
692    parseRuntimeOption("dalvik.vm.heapgrowthlimit", heapgrowthlimitOptsBuf, "-XX:HeapGrowthLimit=");
693    parseRuntimeOption("dalvik.vm.heapminfree", heapminfreeOptsBuf, "-XX:HeapMinFree=");
694    parseRuntimeOption("dalvik.vm.heapmaxfree", heapmaxfreeOptsBuf, "-XX:HeapMaxFree=");
695    parseRuntimeOption("dalvik.vm.heaptargetutilization",
696                       heaptargetutilizationOptsBuf,
697                       "-XX:HeapTargetUtilization=");
698
699    property_get("ro.config.low_ram", propBuf, "");
700    if (strcmp(propBuf, "true") == 0) {
701      opt.optionString = "-XX:LowMemoryMode";
702      mOptions.add(opt);
703    }
704
705    parseRuntimeOption("dalvik.vm.gctype", gctypeOptsBuf, "-Xgc:");
706    parseRuntimeOption("dalvik.vm.backgroundgctype", backgroundgcOptsBuf, "-XX:BackgroundGC=");
707
708    /*
709     * Enable or disable dexopt features, such as bytecode verification and
710     * calculation of register maps for precise GC.
711     */
712    property_get("dalvik.vm.dexopt-flags", dexoptFlagsBuf, "");
713    if (dexoptFlagsBuf[0] != '\0') {
714        const char* opc;
715        const char* val;
716
717        opc = strstr(dexoptFlagsBuf, "v=");     /* verification */
718        if (opc != NULL) {
719            switch (*(opc+2)) {
720            case 'n':   val = "-Xverify:none";      break;
721            case 'r':   val = "-Xverify:remote";    break;
722            case 'a':   val = "-Xverify:all";       break;
723            default:    val = NULL;                 break;
724            }
725
726            if (val != NULL) {
727                opt.optionString = val;
728                mOptions.add(opt);
729            }
730        }
731
732        opc = strstr(dexoptFlagsBuf, "o=");     /* optimization */
733        if (opc != NULL) {
734            switch (*(opc+2)) {
735            case 'n':   val = "-Xdexopt:none";      break;
736            case 'v':   val = "-Xdexopt:verified";  break;
737            case 'a':   val = "-Xdexopt:all";       break;
738            case 'f':   val = "-Xdexopt:full";      break;
739            default:    val = NULL;                 break;
740            }
741
742            if (val != NULL) {
743                opt.optionString = val;
744                mOptions.add(opt);
745            }
746        }
747
748        opc = strstr(dexoptFlagsBuf, "m=y");    /* register map */
749        if (opc != NULL) {
750            opt.optionString = "-Xgenregmap";
751            mOptions.add(opt);
752
753            /* turn on precise GC while we're at it */
754            opt.optionString = "-Xgc:precise";
755            mOptions.add(opt);
756        }
757    }
758
759    /* enable debugging; set suspend=y to pause during VM init */
760    /* use android ADB transport */
761    opt.optionString =
762        "-agentlib:jdwp=transport=dt_android_adb,suspend=n,server=y";
763    mOptions.add(opt);
764
765    parseRuntimeOption("dalvik.vm.lockprof.threshold",
766                       lockProfThresholdBuf,
767                       "-Xlockprofthreshold:");
768
769    /* Force interpreter-only mode for selected opcodes. Eg "1-0a,3c,f1-ff" */
770    parseRuntimeOption("dalvik.vm.jit.op", jitOpBuf, "-Xjitop:");
771
772    /* Force interpreter-only mode for selected methods */
773    parseRuntimeOption("dalvik.vm.jit.method", jitMethodBuf, "-Xjitmethod:");
774
775    if (executionMode == kEMIntPortable) {
776        opt.optionString = "-Xint:portable";
777        mOptions.add(opt);
778    } else if (executionMode == kEMIntFast) {
779        opt.optionString = "-Xint:fast";
780        mOptions.add(opt);
781    } else if (executionMode == kEMJitCompiler) {
782        opt.optionString = "-Xint:jit";
783        mOptions.add(opt);
784    }
785
786    // libart tolerates libdvm flags, but not vice versa, so only pass some options if libart.
787    property_get("persist.sys.dalvik.vm.lib.2", dalvikVmLibBuf, "libart.so");
788    bool libart = (strncmp(dalvikVmLibBuf, "libart", 6) == 0);
789
790    if (libart) {
791        // Extra options for boot.art/boot.oat image generation.
792        parseCompilerRuntimeOption("dalvik.vm.image-dex2oat-Xms", dex2oatXmsImageFlagsBuf,
793                                   "-Xms", "-Ximage-compiler-option");
794        parseCompilerRuntimeOption("dalvik.vm.image-dex2oat-Xmx", dex2oatXmxImageFlagsBuf,
795                                   "-Xmx", "-Ximage-compiler-option");
796        property_get("dalvik.vm.image-dex2oat-flags", dex2oatImageFlagsBuf, "");
797        parseExtraOpts(dex2oatImageFlagsBuf, "-Ximage-compiler-option");
798
799        // Extra options for DexClassLoader.
800        parseCompilerRuntimeOption("dalvik.vm.dex2oat-Xms", dex2oatXmsFlagsBuf,
801                                   "-Xms", "-Xcompiler-option");
802        parseCompilerRuntimeOption("dalvik.vm.dex2oat-Xmx", dex2oatXmxFlagsBuf,
803                                   "-Xmx", "-Xcompiler-option");
804        property_get("dalvik.vm.dex2oat-flags", dex2oatFlagsBuf, "");
805        parseExtraOpts(dex2oatFlagsBuf, "-Xcompiler-option");
806    }
807
808    /* extra options; parse this late so it overrides others */
809    property_get("dalvik.vm.extra-opts", extraOptsBuf, "");
810    parseExtraOpts(extraOptsBuf, NULL);
811
812    /* Set the properties for locale */
813    {
814        strcpy(langOption, "-Duser.language=");
815        strcpy(regionOption, "-Duser.region=");
816        readLocale(langOption, regionOption);
817        opt.extraInfo = NULL;
818        opt.optionString = langOption;
819        mOptions.add(opt);
820        opt.optionString = regionOption;
821        mOptions.add(opt);
822    }
823
824    /*
825     * Set profiler options
826     */
827    if (libart) {
828        // Whether or not the profiler should be enabled.
829        property_get("dalvik.vm.profiler", propBuf, "0");
830        if (propBuf[0] == '1') {
831            opt.optionString = "-Xenable-profiler";
832            mOptions.add(opt);
833        }
834
835        // Whether the profile should start upon app startup or be delayed by some random offset
836        // (in seconds) that is bound between 0 and a fixed value.
837        property_get("dalvik.vm.profile.start-immed", propBuf, "0");
838        if (propBuf[0] == '1') {
839            opt.optionString = "-Xprofile-start-immediately";
840            mOptions.add(opt);
841        }
842
843        // Number of seconds during profile runs.
844        parseRuntimeOption("dalvik.vm.profile.period-secs", profilePeriod, "-Xprofile-period:");
845
846        // Length of each profile run (seconds).
847        parseRuntimeOption("dalvik.vm.profile.duration-secs",
848                           profileDuration,
849                           "-Xprofile-duration:");
850
851        // Polling interval during profile run (microseconds).
852        parseRuntimeOption("dalvik.vm.profile.interval-us", profileInterval, "-Xprofile-interval:");
853
854        // Coefficient for period backoff.  The the period is multiplied
855        // by this value after each profile run.
856        parseRuntimeOption("dalvik.vm.profile.backoff-coeff", profileBackoff, "-Xprofile-backoff:");
857
858        // Top K% of samples that are considered relevant when
859        // deciding if the app should be recompiled.
860        parseRuntimeOption("dalvik.vm.profile.top-k-thr",
861                           profileTopKThreshold,
862                           "-Xprofile-top-k-threshold:");
863
864        // The threshold after which a change in the structure of the
865        // top K% profiled samples becomes significant and triggers
866        // recompilation. A change in profile is considered
867        // significant if X% (top-k-change-threshold) of the top K%
868        // (top-k-threshold property) samples has changed.
869        parseRuntimeOption("dalvik.vm.profile.top-k-ch-thr",
870                           profileTopKChangeThreshold,
871                           "-Xprofile-top-k-change-threshold:");
872
873        // Type of profile data.
874        parseRuntimeOption("dalvik.vm.profiler.type", profileType, "-Xprofile-type:");
875
876        // Depth of bounded stack data
877        parseRuntimeOption("dalvik.vm.profile.max-stack-depth",
878                           profileMaxStackDepth,
879                           "-Xprofile-max-stack-depth:");
880    }
881
882    initArgs.version = JNI_VERSION_1_4;
883    initArgs.options = mOptions.editArray();
884    initArgs.nOptions = mOptions.size();
885    initArgs.ignoreUnrecognized = JNI_FALSE;
886
887    /*
888     * Initialize the VM.
889     *
890     * The JavaVM* is essentially per-process, and the JNIEnv* is per-thread.
891     * If this call succeeds, the VM is ready, and we can start issuing
892     * JNI calls.
893     */
894    if (JNI_CreateJavaVM(pJavaVM, pEnv, &initArgs) < 0) {
895        ALOGE("JNI_CreateJavaVM failed\n");
896        goto bail;
897    }
898
899    result = 0;
900
901bail:
902    return result;
903}
904
905char* AndroidRuntime::toSlashClassName(const char* className)
906{
907    char* result = strdup(className);
908    for (char* cp = result; *cp != '\0'; cp++) {
909        if (*cp == '.') {
910            *cp = '/';
911        }
912    }
913    return result;
914}
915
916/*
917 * Start the Android runtime.  This involves starting the virtual machine
918 * and calling the "static void main(String[] args)" method in the class
919 * named by "className".
920 *
921 * Passes the main function two arguments, the class name and the specified
922 * options string.
923 */
924void AndroidRuntime::start(const char* className, const Vector<String8>& options)
925{
926    ALOGD("\n>>>>>> AndroidRuntime START %s <<<<<<\n",
927            className != NULL ? className : "(unknown)");
928
929    static const String8 startSystemServer("start-system-server");
930
931    /*
932     * 'startSystemServer == true' means runtime is obsolete and not run from
933     * init.rc anymore, so we print out the boot start event here.
934     */
935    for (size_t i = 0; i < options.size(); ++i) {
936        if (options[i] == startSystemServer) {
937           /* track our progress through the boot sequence */
938           const int LOG_BOOT_PROGRESS_START = 3000;
939           LOG_EVENT_LONG(LOG_BOOT_PROGRESS_START,  ns2ms(systemTime(SYSTEM_TIME_MONOTONIC)));
940        }
941    }
942
943    const char* rootDir = getenv("ANDROID_ROOT");
944    if (rootDir == NULL) {
945        rootDir = "/system";
946        if (!hasDir("/system")) {
947            LOG_FATAL("No root directory specified, and /android does not exist.");
948            return;
949        }
950        setenv("ANDROID_ROOT", rootDir, 1);
951    }
952
953    //const char* kernelHack = getenv("LD_ASSUME_KERNEL");
954    //ALOGD("Found LD_ASSUME_KERNEL='%s'\n", kernelHack);
955
956    /* start the virtual machine */
957    JniInvocation jni_invocation;
958    jni_invocation.Init(NULL);
959    JNIEnv* env;
960    if (startVm(&mJavaVM, &env) != 0) {
961        return;
962    }
963    onVmCreated(env);
964
965    /*
966     * Register android functions.
967     */
968    if (startReg(env) < 0) {
969        ALOGE("Unable to register all android natives\n");
970        return;
971    }
972
973    /*
974     * We want to call main() with a String array with arguments in it.
975     * At present we have two arguments, the class name and an option string.
976     * Create an array to hold them.
977     */
978    jclass stringClass;
979    jobjectArray strArray;
980    jstring classNameStr;
981
982    stringClass = env->FindClass("java/lang/String");
983    assert(stringClass != NULL);
984    strArray = env->NewObjectArray(options.size() + 1, stringClass, NULL);
985    assert(strArray != NULL);
986    classNameStr = env->NewStringUTF(className);
987    assert(classNameStr != NULL);
988    env->SetObjectArrayElement(strArray, 0, classNameStr);
989
990    for (size_t i = 0; i < options.size(); ++i) {
991        jstring optionsStr = env->NewStringUTF(options.itemAt(i).string());
992        assert(optionsStr != NULL);
993        env->SetObjectArrayElement(strArray, i + 1, optionsStr);
994    }
995
996    /*
997     * Start VM.  This thread becomes the main thread of the VM, and will
998     * not return until the VM exits.
999     */
1000    char* slashClassName = toSlashClassName(className);
1001    jclass startClass = env->FindClass(slashClassName);
1002    if (startClass == NULL) {
1003        ALOGE("JavaVM unable to locate class '%s'\n", slashClassName);
1004        /* keep going */
1005    } else {
1006        jmethodID startMeth = env->GetStaticMethodID(startClass, "main",
1007            "([Ljava/lang/String;)V");
1008        if (startMeth == NULL) {
1009            ALOGE("JavaVM unable to find main() in '%s'\n", className);
1010            /* keep going */
1011        } else {
1012            env->CallStaticVoidMethod(startClass, startMeth, strArray);
1013
1014#if 0
1015            if (env->ExceptionCheck())
1016                threadExitUncaughtException(env);
1017#endif
1018        }
1019    }
1020    free(slashClassName);
1021
1022    ALOGD("Shutting down VM\n");
1023    if (mJavaVM->DetachCurrentThread() != JNI_OK)
1024        ALOGW("Warning: unable to detach main thread\n");
1025    if (mJavaVM->DestroyJavaVM() != 0)
1026        ALOGW("Warning: VM did not shut down cleanly\n");
1027}
1028
1029void AndroidRuntime::exit(int code)
1030{
1031    if (mExitWithoutCleanup) {
1032        ALOGI("VM exiting with result code %d, cleanup skipped.", code);
1033        ::_exit(code);
1034    } else {
1035        ALOGI("VM exiting with result code %d.", code);
1036        onExit(code);
1037        ::exit(code);
1038    }
1039}
1040
1041void AndroidRuntime::onVmCreated(JNIEnv* env)
1042{
1043    // If AndroidRuntime had anything to do here, we'd have done it in 'start'.
1044}
1045
1046/*
1047 * Get the JNIEnv pointer for this thread.
1048 *
1049 * Returns NULL if the slot wasn't allocated or populated.
1050 */
1051/*static*/ JNIEnv* AndroidRuntime::getJNIEnv()
1052{
1053    JNIEnv* env;
1054    JavaVM* vm = AndroidRuntime::getJavaVM();
1055    assert(vm != NULL);
1056
1057    if (vm->GetEnv((void**) &env, JNI_VERSION_1_4) != JNI_OK)
1058        return NULL;
1059    return env;
1060}
1061
1062/*
1063 * Makes the current thread visible to the VM.
1064 *
1065 * The JNIEnv pointer returned is only valid for the current thread, and
1066 * thus must be tucked into thread-local storage.
1067 */
1068static int javaAttachThread(const char* threadName, JNIEnv** pEnv)
1069{
1070    JavaVMAttachArgs args;
1071    JavaVM* vm;
1072    jint result;
1073
1074    vm = AndroidRuntime::getJavaVM();
1075    assert(vm != NULL);
1076
1077    args.version = JNI_VERSION_1_4;
1078    args.name = (char*) threadName;
1079    args.group = NULL;
1080
1081    result = vm->AttachCurrentThread(pEnv, (void*) &args);
1082    if (result != JNI_OK)
1083        ALOGI("NOTE: attach of thread '%s' failed\n", threadName);
1084
1085    return result;
1086}
1087
1088/*
1089 * Detach the current thread from the set visible to the VM.
1090 */
1091static int javaDetachThread(void)
1092{
1093    JavaVM* vm;
1094    jint result;
1095
1096    vm = AndroidRuntime::getJavaVM();
1097    assert(vm != NULL);
1098
1099    result = vm->DetachCurrentThread();
1100    if (result != JNI_OK)
1101        ALOGE("ERROR: thread detach failed\n");
1102    return result;
1103}
1104
1105/*
1106 * When starting a native thread that will be visible from the VM, we
1107 * bounce through this to get the right attach/detach action.
1108 * Note that this function calls free(args)
1109 */
1110/*static*/ int AndroidRuntime::javaThreadShell(void* args) {
1111    void* start = ((void**)args)[0];
1112    void* userData = ((void **)args)[1];
1113    char* name = (char*) ((void **)args)[2];        // we own this storage
1114    free(args);
1115    JNIEnv* env;
1116    int result;
1117
1118    /* hook us into the VM */
1119    if (javaAttachThread(name, &env) != JNI_OK)
1120        return -1;
1121
1122    /* start the thread running */
1123    result = (*(android_thread_func_t)start)(userData);
1124
1125    /* unhook us */
1126    javaDetachThread();
1127    free(name);
1128
1129    return result;
1130}
1131
1132/*
1133 * This is invoked from androidCreateThreadEtc() via the callback
1134 * set with androidSetCreateThreadFunc().
1135 *
1136 * We need to create the new thread in such a way that it gets hooked
1137 * into the VM before it really starts executing.
1138 */
1139/*static*/ int AndroidRuntime::javaCreateThreadEtc(
1140                                android_thread_func_t entryFunction,
1141                                void* userData,
1142                                const char* threadName,
1143                                int32_t threadPriority,
1144                                size_t threadStackSize,
1145                                android_thread_id_t* threadId)
1146{
1147    void** args = (void**) malloc(3 * sizeof(void*));   // javaThreadShell must free
1148    int result;
1149
1150    if (!threadName)
1151        threadName = "unnamed thread";
1152
1153    args[0] = (void*) entryFunction;
1154    args[1] = userData;
1155    args[2] = (void*) strdup(threadName);   // javaThreadShell must free
1156
1157    result = androidCreateRawThreadEtc(AndroidRuntime::javaThreadShell, args,
1158        threadName, threadPriority, threadStackSize, threadId);
1159    return result;
1160}
1161
1162/*
1163 * Create a thread that is visible from the VM.
1164 *
1165 * This is called from elsewhere in the library.
1166 */
1167/*static*/ android_thread_id_t AndroidRuntime::createJavaThread(const char* name,
1168    void (*start)(void *), void* arg)
1169{
1170    android_thread_id_t threadId = 0;
1171    javaCreateThreadEtc((android_thread_func_t) start, arg, name,
1172        ANDROID_PRIORITY_DEFAULT, 0, &threadId);
1173    return threadId;
1174}
1175
1176#if 0
1177static void quickTest(void* arg)
1178{
1179    const char* str = (const char*) arg;
1180
1181    printf("In quickTest: %s\n", str);
1182}
1183#endif
1184
1185#ifdef NDEBUG
1186    #define REG_JNI(name)      { name }
1187    struct RegJNIRec {
1188        int (*mProc)(JNIEnv*);
1189    };
1190#else
1191    #define REG_JNI(name)      { name, #name }
1192    struct RegJNIRec {
1193        int (*mProc)(JNIEnv*);
1194        const char* mName;
1195    };
1196#endif
1197
1198typedef void (*RegJAMProc)();
1199
1200static int register_jni_procs(const RegJNIRec array[], size_t count, JNIEnv* env)
1201{
1202    for (size_t i = 0; i < count; i++) {
1203        if (array[i].mProc(env) < 0) {
1204#ifndef NDEBUG
1205            ALOGD("----------!!! %s failed to load\n", array[i].mName);
1206#endif
1207            return -1;
1208        }
1209    }
1210    return 0;
1211}
1212
1213static void register_jam_procs(const RegJAMProc array[], size_t count)
1214{
1215    for (size_t i = 0; i < count; i++) {
1216        array[i]();
1217    }
1218}
1219
1220static const RegJNIRec gRegJNI[] = {
1221    REG_JNI(register_com_android_internal_os_RuntimeInit),
1222    REG_JNI(register_android_os_SystemClock),
1223    REG_JNI(register_android_util_EventLog),
1224    REG_JNI(register_android_util_Log),
1225    REG_JNI(register_android_util_FloatMath),
1226    REG_JNI(register_android_text_format_Time),
1227    REG_JNI(register_android_content_AssetManager),
1228    REG_JNI(register_android_content_StringBlock),
1229    REG_JNI(register_android_content_XmlBlock),
1230    REG_JNI(register_android_emoji_EmojiFactory),
1231    REG_JNI(register_android_text_AndroidCharacter),
1232    REG_JNI(register_android_text_StaticLayout),
1233    REG_JNI(register_android_text_AndroidBidi),
1234    REG_JNI(register_android_view_InputDevice),
1235    REG_JNI(register_android_view_KeyCharacterMap),
1236    REG_JNI(register_android_os_Process),
1237    REG_JNI(register_android_os_SystemProperties),
1238    REG_JNI(register_android_os_Binder),
1239    REG_JNI(register_android_os_Parcel),
1240    REG_JNI(register_android_nio_utils),
1241    REG_JNI(register_android_graphics_Graphics),
1242    REG_JNI(register_android_view_DisplayEventReceiver),
1243    REG_JNI(register_android_view_RenderNode),
1244    REG_JNI(register_android_view_RenderNodeAnimator),
1245    REG_JNI(register_android_view_GraphicBuffer),
1246    REG_JNI(register_android_view_GLES20Canvas),
1247    REG_JNI(register_android_view_HardwareLayer),
1248    REG_JNI(register_android_view_ThreadedRenderer),
1249    REG_JNI(register_android_view_Surface),
1250    REG_JNI(register_android_view_SurfaceControl),
1251    REG_JNI(register_android_view_SurfaceSession),
1252    REG_JNI(register_android_view_TextureView),
1253    REG_JNI(register_com_android_internal_view_animation_NativeInterpolatorFactoryHelper),
1254    REG_JNI(register_com_google_android_gles_jni_EGLImpl),
1255    REG_JNI(register_com_google_android_gles_jni_GLImpl),
1256    REG_JNI(register_android_opengl_jni_EGL14),
1257    REG_JNI(register_android_opengl_jni_EGLExt),
1258    REG_JNI(register_android_opengl_jni_GLES10),
1259    REG_JNI(register_android_opengl_jni_GLES10Ext),
1260    REG_JNI(register_android_opengl_jni_GLES11),
1261    REG_JNI(register_android_opengl_jni_GLES11Ext),
1262    REG_JNI(register_android_opengl_jni_GLES20),
1263    REG_JNI(register_android_opengl_jni_GLES30),
1264    REG_JNI(register_android_opengl_jni_GLES31),
1265    REG_JNI(register_android_opengl_jni_GLES31Ext),
1266
1267    REG_JNI(register_android_graphics_Bitmap),
1268    REG_JNI(register_android_graphics_BitmapFactory),
1269    REG_JNI(register_android_graphics_BitmapRegionDecoder),
1270    REG_JNI(register_android_graphics_Camera),
1271    REG_JNI(register_android_graphics_CreateJavaOutputStreamAdaptor),
1272    REG_JNI(register_android_graphics_Canvas),
1273    REG_JNI(register_android_graphics_CanvasProperty),
1274    REG_JNI(register_android_graphics_ColorFilter),
1275    REG_JNI(register_android_graphics_DrawFilter),
1276    REG_JNI(register_android_graphics_FontFamily),
1277    REG_JNI(register_android_graphics_Interpolator),
1278    REG_JNI(register_android_graphics_LayerRasterizer),
1279    REG_JNI(register_android_graphics_MaskFilter),
1280    REG_JNI(register_android_graphics_Matrix),
1281    REG_JNI(register_android_graphics_Movie),
1282    REG_JNI(register_android_graphics_NinePatch),
1283    REG_JNI(register_android_graphics_Paint),
1284    REG_JNI(register_android_graphics_Path),
1285    REG_JNI(register_android_graphics_PathMeasure),
1286    REG_JNI(register_android_graphics_PathEffect),
1287    REG_JNI(register_android_graphics_Picture),
1288    REG_JNI(register_android_graphics_PorterDuff),
1289    REG_JNI(register_android_graphics_Rasterizer),
1290    REG_JNI(register_android_graphics_Region),
1291    REG_JNI(register_android_graphics_Shader),
1292    REG_JNI(register_android_graphics_SurfaceTexture),
1293    REG_JNI(register_android_graphics_Typeface),
1294    REG_JNI(register_android_graphics_Xfermode),
1295    REG_JNI(register_android_graphics_YuvImage),
1296    REG_JNI(register_android_graphics_pdf_PdfDocument),
1297    REG_JNI(register_android_graphics_pdf_PdfRenderer),
1298
1299    REG_JNI(register_android_database_CursorWindow),
1300    REG_JNI(register_android_database_SQLiteConnection),
1301    REG_JNI(register_android_database_SQLiteGlobal),
1302    REG_JNI(register_android_database_SQLiteDebug),
1303    REG_JNI(register_android_os_Debug),
1304    REG_JNI(register_android_os_FileObserver),
1305    REG_JNI(register_android_os_MessageQueue),
1306    REG_JNI(register_android_os_SELinux),
1307    REG_JNI(register_android_os_Trace),
1308    REG_JNI(register_android_os_UEventObserver),
1309    REG_JNI(register_android_net_LocalSocketImpl),
1310    REG_JNI(register_android_net_NetworkUtils),
1311    REG_JNI(register_android_net_TrafficStats),
1312    REG_JNI(register_android_os_MemoryFile),
1313    REG_JNI(register_com_android_internal_os_ZygoteInit),
1314    REG_JNI(register_com_android_internal_os_Zygote),
1315    REG_JNI(register_com_android_internal_util_VirtualRefBasePtr),
1316    REG_JNI(register_android_hardware_Camera),
1317    REG_JNI(register_android_hardware_camera2_CameraMetadata),
1318    REG_JNI(register_android_hardware_camera2_legacy_LegacyCameraDevice),
1319    REG_JNI(register_android_hardware_camera2_legacy_PerfMeasurement),
1320    REG_JNI(register_android_hardware_camera2_DngCreator),
1321    REG_JNI(register_android_hardware_SensorManager),
1322    REG_JNI(register_android_hardware_SerialPort),
1323    REG_JNI(register_android_hardware_SoundTrigger),
1324    REG_JNI(register_android_hardware_UsbDevice),
1325    REG_JNI(register_android_hardware_UsbDeviceConnection),
1326    REG_JNI(register_android_hardware_UsbRequest),
1327    REG_JNI(register_android_hardware_location_ActivityRecognitionHardware),
1328    REG_JNI(register_android_media_AudioRecord),
1329    REG_JNI(register_android_media_AudioSystem),
1330    REG_JNI(register_android_media_AudioTrack),
1331    REG_JNI(register_android_media_JetPlayer),
1332    REG_JNI(register_android_media_RemoteDisplay),
1333    REG_JNI(register_android_media_ToneGenerator),
1334
1335    REG_JNI(register_android_opengl_classes),
1336	REG_JNI(register_android_server_fingerprint_FingerprintService),
1337    REG_JNI(register_android_server_NetworkManagementSocketTagger),
1338    REG_JNI(register_android_server_Watchdog),
1339    REG_JNI(register_android_ddm_DdmHandleNativeHeap),
1340    REG_JNI(register_android_backup_BackupDataInput),
1341    REG_JNI(register_android_backup_BackupDataOutput),
1342    REG_JNI(register_android_backup_FileBackupHelperBase),
1343    REG_JNI(register_android_backup_BackupHelperDispatcher),
1344    REG_JNI(register_android_app_backup_FullBackup),
1345    REG_JNI(register_android_app_ActivityThread),
1346    REG_JNI(register_android_app_NativeActivity),
1347    REG_JNI(register_android_view_InputChannel),
1348    REG_JNI(register_android_view_InputEventReceiver),
1349    REG_JNI(register_android_view_InputEventSender),
1350    REG_JNI(register_android_view_InputQueue),
1351    REG_JNI(register_android_view_KeyEvent),
1352    REG_JNI(register_android_view_MotionEvent),
1353    REG_JNI(register_android_view_PointerIcon),
1354    REG_JNI(register_android_view_VelocityTracker),
1355
1356    REG_JNI(register_android_content_res_ObbScanner),
1357    REG_JNI(register_android_content_res_Configuration),
1358
1359    REG_JNI(register_android_animation_PropertyValuesHolder),
1360    REG_JNI(register_com_android_internal_content_NativeLibraryHelper),
1361    REG_JNI(register_com_android_internal_net_NetworkStatsFactory),
1362};
1363
1364/*
1365 * Register android native functions with the VM.
1366 */
1367/*static*/ int AndroidRuntime::startReg(JNIEnv* env)
1368{
1369    /*
1370     * This hook causes all future threads created in this process to be
1371     * attached to the JavaVM.  (This needs to go away in favor of JNI
1372     * Attach calls.)
1373     */
1374    androidSetCreateThreadFunc((android_create_thread_fn) javaCreateThreadEtc);
1375
1376    ALOGV("--- registering native functions ---\n");
1377
1378    /*
1379     * Every "register" function calls one or more things that return
1380     * a local reference (e.g. FindClass).  Because we haven't really
1381     * started the VM yet, they're all getting stored in the base frame
1382     * and never released.  Use Push/Pop to manage the storage.
1383     */
1384    env->PushLocalFrame(200);
1385
1386    if (register_jni_procs(gRegJNI, NELEM(gRegJNI), env) < 0) {
1387        env->PopLocalFrame(NULL);
1388        return -1;
1389    }
1390    env->PopLocalFrame(NULL);
1391
1392    //createJavaThread("fubar", quickTest, (void*) "hello");
1393
1394    return 0;
1395}
1396
1397AndroidRuntime* AndroidRuntime::getRuntime()
1398{
1399    return gCurRuntime;
1400}
1401
1402/**
1403 * Used by WithFramework to register native functions.
1404 */
1405extern "C"
1406jint Java_com_android_internal_util_WithFramework_registerNatives(
1407        JNIEnv* env, jclass clazz) {
1408    return register_jni_procs(gRegJNI, NELEM(gRegJNI), env);
1409}
1410
1411/**
1412 * Used by LoadClass to register native functions.
1413 */
1414extern "C"
1415jint Java_LoadClass_registerNatives(JNIEnv* env, jclass clazz) {
1416    return register_jni_procs(gRegJNI, NELEM(gRegJNI), env);
1417}
1418
1419}   // namespace android
1420