AndroidRuntime.cpp revision 9a2c2a6da90abbcc9a064c20e93ed885651f4ae1 
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/StringArray.h>
28#include <utils/threads.h>
29#include <cutils/properties.h>
30
31#include <SkGraphics.h>
32#include <SkImageDecoder.h>
33#include <SkImageRef_GlobalPool.h>
34
35#include "jni.h"
36#include "JNIHelp.h"
37#include "android_util_Binder.h"
38
39#include <stdio.h>
40#include <signal.h>
41#include <sys/stat.h>
42#include <sys/types.h>
43#include <signal.h>
44#include <dirent.h>
45#include <assert.h>
46
47
48using namespace android;
49
50extern void register_BindTest();
51
52extern int register_android_os_Binder(JNIEnv* env);
53extern int register_android_os_Process(JNIEnv* env);
54extern int register_android_graphics_Bitmap(JNIEnv*);
55extern int register_android_graphics_BitmapFactory(JNIEnv*);
56extern int register_android_graphics_BitmapRegionDecoder(JNIEnv*);
57extern int register_android_graphics_Camera(JNIEnv* env);
58extern int register_android_graphics_Graphics(JNIEnv* env);
59extern int register_android_graphics_Interpolator(JNIEnv* env);
60extern int register_android_graphics_LayerRasterizer(JNIEnv*);
61extern int register_android_graphics_MaskFilter(JNIEnv* env);
62extern int register_android_graphics_Movie(JNIEnv* env);
63extern int register_android_graphics_NinePatch(JNIEnv*);
64extern int register_android_graphics_PathEffect(JNIEnv* env);
65extern int register_android_graphics_Shader(JNIEnv* env);
66extern int register_android_graphics_Typeface(JNIEnv* env);
67extern int register_android_graphics_YuvImage(JNIEnv* env);
68
69extern int register_com_google_android_gles_jni_EGLImpl(JNIEnv* env);
70extern int register_com_google_android_gles_jni_GLImpl(JNIEnv* env);
71extern int register_android_opengl_jni_EGL14(JNIEnv* env);
72extern int register_android_opengl_jni_GLES10(JNIEnv* env);
73extern int register_android_opengl_jni_GLES10Ext(JNIEnv* env);
74extern int register_android_opengl_jni_GLES11(JNIEnv* env);
75extern int register_android_opengl_jni_GLES11Ext(JNIEnv* env);
76extern int register_android_opengl_jni_GLES20(JNIEnv* env);
77
78extern int register_android_hardware_Camera(JNIEnv *env);
79extern int register_android_hardware_SensorManager(JNIEnv *env);
80extern int register_android_hardware_SerialPort(JNIEnv *env);
81extern int register_android_hardware_UsbDevice(JNIEnv *env);
82extern int register_android_hardware_UsbDeviceConnection(JNIEnv *env);
83extern int register_android_hardware_UsbRequest(JNIEnv *env);
84
85extern int register_android_media_AudioRecord(JNIEnv *env);
86extern int register_android_media_AudioSystem(JNIEnv *env);
87extern int register_android_media_AudioTrack(JNIEnv *env);
88extern int register_android_media_JetPlayer(JNIEnv *env);
89extern int register_android_media_ToneGenerator(JNIEnv *env);
90
91extern int register_android_util_FloatMath(JNIEnv* env);
92
93namespace android {
94
95/*
96 * JNI-based registration functions.  Note these are properly contained in
97 * namespace android.
98 */
99extern int register_android_content_AssetManager(JNIEnv* env);
100extern int register_android_util_EventLog(JNIEnv* env);
101extern int register_android_util_Log(JNIEnv* env);
102extern int register_android_content_StringBlock(JNIEnv* env);
103extern int register_android_content_XmlBlock(JNIEnv* env);
104extern int register_android_emoji_EmojiFactory(JNIEnv* env);
105extern int register_android_graphics_Canvas(JNIEnv* env);
106extern int register_android_graphics_ColorFilter(JNIEnv* env);
107extern int register_android_graphics_DrawFilter(JNIEnv* env);
108extern int register_android_graphics_Matrix(JNIEnv* env);
109extern int register_android_graphics_Paint(JNIEnv* env);
110extern int register_android_graphics_Path(JNIEnv* env);
111extern int register_android_graphics_PathMeasure(JNIEnv* env);
112extern int register_android_graphics_Picture(JNIEnv*);
113extern int register_android_graphics_PorterDuff(JNIEnv* env);
114extern int register_android_graphics_Rasterizer(JNIEnv* env);
115extern int register_android_graphics_Region(JNIEnv* env);
116extern int register_android_graphics_SurfaceTexture(JNIEnv* env);
117extern int register_android_graphics_Xfermode(JNIEnv* env);
118extern int register_android_graphics_PixelFormat(JNIEnv* env);
119extern int register_android_view_DisplayEventReceiver(JNIEnv* env);
120extern int register_android_view_GLES20DisplayList(JNIEnv* env);
121extern int register_android_view_GLES20Canvas(JNIEnv* env);
122extern int register_android_view_HardwareRenderer(JNIEnv* env);
123extern int register_android_view_Surface(JNIEnv* env);
124extern int register_android_view_SurfaceSession(JNIEnv* env);
125extern int register_android_view_TextureView(JNIEnv* env);
126extern int register_android_database_CursorWindow(JNIEnv* env);
127extern int register_android_database_SQLiteConnection(JNIEnv* env);
128extern int register_android_database_SQLiteGlobal(JNIEnv* env);
129extern int register_android_database_SQLiteDebug(JNIEnv* env);
130extern int register_android_debug_JNITest(JNIEnv* env);
131extern int register_android_nio_utils(JNIEnv* env);
132extern int register_android_text_format_Time(JNIEnv* env);
133extern int register_android_os_Debug(JNIEnv* env);
134extern int register_android_os_MessageQueue(JNIEnv* env);
135extern int register_android_os_Parcel(JNIEnv* env);
136extern int register_android_os_ParcelFileDescriptor(JNIEnv *env);
137extern int register_android_os_SELinux(JNIEnv* env);
138extern int register_android_os_SystemProperties(JNIEnv *env);
139extern int register_android_os_SystemClock(JNIEnv* env);
140extern int register_android_os_Trace(JNIEnv* env);
141extern int register_android_os_FileObserver(JNIEnv *env);
142extern int register_android_os_FileUtils(JNIEnv *env);
143extern int register_android_os_UEventObserver(JNIEnv* env);
144extern int register_android_os_MemoryFile(JNIEnv* env);
145extern int register_android_net_LocalSocketImpl(JNIEnv* env);
146extern int register_android_net_NetworkUtils(JNIEnv* env);
147extern int register_android_net_TrafficStats(JNIEnv* env);
148extern int register_android_net_wifi_WifiManager(JNIEnv* env);
149extern int register_android_text_AndroidCharacter(JNIEnv *env);
150extern int register_android_text_AndroidBidi(JNIEnv *env);
151extern int register_android_opengl_classes(JNIEnv *env);
152extern int register_android_server_NetworkManagementSocketTagger(JNIEnv* env);
153extern int register_android_server_Watchdog(JNIEnv* env);
154extern int register_android_ddm_DdmHandleNativeHeap(JNIEnv *env);
155extern int register_com_android_internal_os_ZygoteInit(JNIEnv* env);
156extern int register_android_backup_BackupDataInput(JNIEnv *env);
157extern int register_android_backup_BackupDataOutput(JNIEnv *env);
158extern int register_android_backup_FileBackupHelperBase(JNIEnv *env);
159extern int register_android_backup_BackupHelperDispatcher(JNIEnv *env);
160extern int register_android_app_backup_FullBackup(JNIEnv *env);
161extern int register_android_app_ActivityThread(JNIEnv *env);
162extern int register_android_app_NativeActivity(JNIEnv *env);
163extern int register_android_media_RemoteDisplay(JNIEnv *env);
164extern int register_android_view_InputChannel(JNIEnv* env);
165extern int register_android_view_InputDevice(JNIEnv* env);
166extern int register_android_view_InputEventReceiver(JNIEnv* env);
167extern int register_android_view_KeyCharacterMap(JNIEnv *env);
168extern int register_android_view_KeyEvent(JNIEnv* env);
169extern int register_android_view_MotionEvent(JNIEnv* env);
170extern int register_android_view_PointerIcon(JNIEnv* env);
171extern int register_android_view_VelocityTracker(JNIEnv* env);
172extern int register_android_content_res_ObbScanner(JNIEnv* env);
173extern int register_android_content_res_Configuration(JNIEnv* env);
174extern int register_android_animation_PropertyValuesHolder(JNIEnv *env);
175extern int register_com_android_internal_content_NativeLibraryHelper(JNIEnv *env);
176extern int register_com_android_internal_net_NetworkStatsFactory(JNIEnv *env);
177
178static AndroidRuntime* gCurRuntime = NULL;
179
180static void doThrow(JNIEnv* env, const char* exc, const char* msg = NULL)
181{
182    if (jniThrowException(env, exc, msg) != 0)
183        assert(false);
184}
185
186/*
187 * Code written in the Java Programming Language calls here from main().
188 */
189static void com_android_internal_os_RuntimeInit_nativeFinishInit(JNIEnv* env, jobject clazz)
190{
191    gCurRuntime->onStarted();
192}
193
194static void com_android_internal_os_RuntimeInit_nativeZygoteInit(JNIEnv* env, jobject clazz)
195{
196    gCurRuntime->onZygoteInit();
197}
198
199static void com_android_internal_os_RuntimeInit_nativeSetExitWithoutCleanup(JNIEnv* env,
200        jobject clazz, jboolean exitWithoutCleanup)
201{
202    gCurRuntime->setExitWithoutCleanup(exitWithoutCleanup);
203}
204
205/*
206 * JNI registration.
207 */
208static JNINativeMethod gMethods[] = {
209    { "nativeFinishInit", "()V",
210        (void*) com_android_internal_os_RuntimeInit_nativeFinishInit },
211    { "nativeZygoteInit", "()V",
212        (void*) com_android_internal_os_RuntimeInit_nativeZygoteInit },
213    { "nativeSetExitWithoutCleanup", "(Z)V",
214        (void*) com_android_internal_os_RuntimeInit_nativeSetExitWithoutCleanup },
215};
216
217int register_com_android_internal_os_RuntimeInit(JNIEnv* env)
218{
219    return jniRegisterNativeMethods(env, "com/android/internal/os/RuntimeInit",
220        gMethods, NELEM(gMethods));
221}
222
223// ----------------------------------------------------------------------
224
225/*static*/ JavaVM* AndroidRuntime::mJavaVM = NULL;
226
227
228AndroidRuntime::AndroidRuntime() :
229        mExitWithoutCleanup(false)
230{
231    SkGraphics::Init();
232    // this sets our preference for 16bit images during decode
233    // in case the src is opaque and 24bit
234    SkImageDecoder::SetDeviceConfig(SkBitmap::kRGB_565_Config);
235    // This cache is shared between browser native images, and java "purgeable"
236    // bitmaps. This globalpool is for images that do not either use the java
237    // heap, or are not backed by ashmem. See BitmapFactory.cpp for the key
238    // java call site.
239    SkImageRef_GlobalPool::SetRAMBudget(512 * 1024);
240    // There is also a global font cache, but its budget is specified in code
241    // see SkFontHost_android.cpp
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
264status_t AndroidRuntime::callMain(const char* className,
265    jclass clazz, int argc, const char* const argv[])
266{
267    JNIEnv* env;
268    jmethodID methodId;
269
270    ALOGD("Calling main entry %s", className);
271
272    env = getJNIEnv();
273    if (clazz == NULL || env == NULL) {
274        return UNKNOWN_ERROR;
275    }
276
277    methodId = env->GetStaticMethodID(clazz, "main", "([Ljava/lang/String;)V");
278    if (methodId == NULL) {
279        ALOGE("ERROR: could not find method %s.main(String[])\n", className);
280        return UNKNOWN_ERROR;
281    }
282
283    /*
284     * We want to call main() with a String array with our arguments in it.
285     * Create an array and populate it.
286     */
287    jclass stringClass;
288    jobjectArray strArray;
289
290    stringClass = env->FindClass("java/lang/String");
291    strArray = env->NewObjectArray(argc, stringClass, NULL);
292
293    for (int i = 0; i < argc; i++) {
294        jstring argStr = env->NewStringUTF(argv[i]);
295        env->SetObjectArrayElement(strArray, i, argStr);
296    }
297
298    env->CallStaticVoidMethod(clazz, methodId, strArray);
299    return NO_ERROR;
300}
301
302/*
303 * The VM calls this through the "exit" hook.
304 */
305static void runtime_exit(int code)
306{
307    gCurRuntime->exit(code);
308}
309
310/*
311 * The VM calls this through the "vfprintf" hook.
312 *
313 * We ignore "fp" and just write the results to the log file.
314 */
315static void runtime_vfprintf(FILE* fp, const char* format, va_list ap)
316{
317    LOG_PRI_VA(ANDROID_LOG_INFO, "vm-printf", format, ap);
318}
319
320/**
321 * The VM calls this when mutex contention debugging is enabled to
322 * determine whether or not the blocked thread was a "sensitive thread"
323 * for user responsiveness/smoothess.
324 *
325 * Our policy for this is whether or not we're tracing any StrictMode
326 * events on this thread (which we might've inherited via Binder calls
327 * into us)
328 */
329static bool runtime_isSensitiveThread() {
330    IPCThreadState* state = IPCThreadState::selfOrNull();
331    return state && state->getStrictModePolicy() != 0;
332}
333
334
335/**
336 * Add VM arguments to the to-be-executed VM
337 * Stops at first non '-' argument (also stops at an argument of '--')
338 * Returns the number of args consumed
339 */
340int AndroidRuntime::addVmArguments(int argc, const char* const argv[])
341{
342    int i;
343
344    for (i = 0; i<argc; i++) {
345        if (argv[i][0] != '-') {
346            return i;
347        }
348        if (argv[i][1] == '-' && argv[i][2] == 0) {
349            return i+1;
350        }
351
352        JavaVMOption opt;
353        memset(&opt, 0, sizeof(opt));
354        opt.optionString = (char*)argv[i];
355        mOptions.add(opt);
356    }
357    return i;
358}
359
360static int hasDir(const char* dir)
361{
362    struct stat s;
363    int res = stat(dir, &s);
364    if (res == 0) {
365        return S_ISDIR(s.st_mode);
366    }
367    return 0;
368}
369
370/*
371 * We just want failed write() calls to just return with an error.
372 */
373static void blockSigpipe()
374{
375    sigset_t mask;
376
377    sigemptyset(&mask);
378    sigaddset(&mask, SIGPIPE);
379    if (sigprocmask(SIG_BLOCK, &mask, NULL) != 0)
380        ALOGW("WARNING: SIGPIPE not blocked\n");
381}
382
383/*
384 * Read the persistent locale.
385 */
386static void readLocale(char* language, char* region)
387{
388    char propLang[PROPERTY_VALUE_MAX], propRegn[PROPERTY_VALUE_MAX];
389
390    property_get("persist.sys.language", propLang, "");
391    property_get("persist.sys.country", propRegn, "");
392    if (*propLang == 0 && *propRegn == 0) {
393        /* Set to ro properties, default is en_US */
394        property_get("ro.product.locale.language", propLang, "en");
395        property_get("ro.product.locale.region", propRegn, "US");
396    }
397    strncat(language, propLang, 2);
398    strncat(region, propRegn, 2);
399    //ALOGD("language=%s region=%s\n", language, region);
400}
401
402/*
403 * Parse a property containing space-separated options that should be
404 * passed directly to the VM, e.g. "-Xmx32m -verbose:gc -Xregenmap".
405 *
406 * This will cut up "extraOptsBuf" as we chop it into individual options.
407 *
408 * Adds the strings, if any, to mOptions.
409 */
410void AndroidRuntime::parseExtraOpts(char* extraOptsBuf)
411{
412    JavaVMOption opt;
413    char* start;
414    char* end;
415
416    memset(&opt, 0, sizeof(opt));
417    start = extraOptsBuf;
418    while (*start != '\0') {
419        while (*start == ' ')                   /* skip leading whitespace */
420            start++;
421        if (*start == '\0')                     /* was trailing ws, bail */
422            break;
423
424        end = start+1;
425        while (*end != ' ' && *end != '\0')     /* find end of token */
426            end++;
427        if (*end == ' ')
428            *end++ = '\0';          /* mark end, advance to indicate more */
429
430        opt.optionString = start;
431        mOptions.add(opt);
432        start = end;
433    }
434}
435
436/*
437 * Start the Dalvik Virtual Machine.
438 *
439 * Various arguments, most determined by system properties, are passed in.
440 * The "mOptions" vector is updated.
441 *
442 * Returns 0 on success.
443 */
444int AndroidRuntime::startVm(JavaVM** pJavaVM, JNIEnv** pEnv)
445{
446    int result = -1;
447    JavaVMInitArgs initArgs;
448    JavaVMOption opt;
449    char propBuf[PROPERTY_VALUE_MAX];
450    char stackTraceFileBuf[PROPERTY_VALUE_MAX];
451    char dexoptFlagsBuf[PROPERTY_VALUE_MAX];
452    char enableAssertBuf[sizeof("-ea:")-1 + PROPERTY_VALUE_MAX];
453    char jniOptsBuf[sizeof("-Xjniopts:")-1 + PROPERTY_VALUE_MAX];
454    char heapstartsizeOptsBuf[sizeof("-Xms")-1 + PROPERTY_VALUE_MAX];
455    char heapsizeOptsBuf[sizeof("-Xmx")-1 + PROPERTY_VALUE_MAX];
456    char heapgrowthlimitOptsBuf[sizeof("-XX:HeapGrowthLimit=")-1 + PROPERTY_VALUE_MAX];
457    char heapminfreeOptsBuf[sizeof("-XX:HeapMinFree=")-1 + PROPERTY_VALUE_MAX];
458    char heapmaxfreeOptsBuf[sizeof("-XX:HeapMaxFree=")-1 + PROPERTY_VALUE_MAX];
459    char heaptargetutilizationOptsBuf[sizeof("-XX:HeapTargetUtilization=")-1 + PROPERTY_VALUE_MAX];
460    char extraOptsBuf[PROPERTY_VALUE_MAX];
461    char* stackTraceFile = NULL;
462    bool checkJni = false;
463    bool checkDexSum = false;
464    bool logStdio = false;
465    enum {
466      kEMDefault,
467      kEMIntPortable,
468      kEMIntFast,
469      kEMJitCompiler,
470    } executionMode = kEMDefault;
471
472
473    property_get("dalvik.vm.checkjni", propBuf, "");
474    if (strcmp(propBuf, "true") == 0) {
475        checkJni = true;
476    } else if (strcmp(propBuf, "false") != 0) {
477        /* property is neither true nor false; fall back on kernel parameter */
478        property_get("ro.kernel.android.checkjni", propBuf, "");
479        if (propBuf[0] == '1') {
480            checkJni = true;
481        }
482    }
483
484    property_get("dalvik.vm.execution-mode", propBuf, "");
485    if (strcmp(propBuf, "int:portable") == 0) {
486        executionMode = kEMIntPortable;
487    } else if (strcmp(propBuf, "int:fast") == 0) {
488        executionMode = kEMIntFast;
489    } else if (strcmp(propBuf, "int:jit") == 0) {
490        executionMode = kEMJitCompiler;
491    }
492
493    property_get("dalvik.vm.stack-trace-file", stackTraceFileBuf, "");
494
495    property_get("dalvik.vm.check-dex-sum", propBuf, "");
496    if (strcmp(propBuf, "true") == 0) {
497        checkDexSum = true;
498    }
499
500    property_get("log.redirect-stdio", propBuf, "");
501    if (strcmp(propBuf, "true") == 0) {
502        logStdio = true;
503    }
504
505    strcpy(enableAssertBuf, "-ea:");
506    property_get("dalvik.vm.enableassertions", enableAssertBuf+4, "");
507
508    strcpy(jniOptsBuf, "-Xjniopts:");
509    property_get("dalvik.vm.jniopts", jniOptsBuf+10, "");
510
511    /* route exit() to our handler */
512    opt.extraInfo = (void*) runtime_exit;
513    opt.optionString = "exit";
514    mOptions.add(opt);
515
516    /* route fprintf() to our handler */
517    opt.extraInfo = (void*) runtime_vfprintf;
518    opt.optionString = "vfprintf";
519    mOptions.add(opt);
520
521    /* register the framework-specific "is sensitive thread" hook */
522    opt.extraInfo = (void*) runtime_isSensitiveThread;
523    opt.optionString = "sensitiveThread";
524    mOptions.add(opt);
525
526    opt.extraInfo = NULL;
527
528    /* enable verbose; standard options are { jni, gc, class } */
529    //options[curOpt++].optionString = "-verbose:jni";
530    opt.optionString = "-verbose:gc";
531    mOptions.add(opt);
532    //options[curOpt++].optionString = "-verbose:class";
533
534    /*
535     * The default starting and maximum size of the heap.  Larger
536     * values should be specified in a product property override.
537     */
538    strcpy(heapstartsizeOptsBuf, "-Xms");
539    property_get("dalvik.vm.heapstartsize", heapstartsizeOptsBuf+4, "4m");
540    opt.optionString = heapstartsizeOptsBuf;
541    mOptions.add(opt);
542    strcpy(heapsizeOptsBuf, "-Xmx");
543    property_get("dalvik.vm.heapsize", heapsizeOptsBuf+4, "16m");
544    opt.optionString = heapsizeOptsBuf;
545    mOptions.add(opt);
546
547    // Increase the main thread's interpreter stack size for bug 6315322.
548    opt.optionString = "-XX:mainThreadStackSize=24K";
549    mOptions.add(opt);
550
551    strcpy(heapgrowthlimitOptsBuf, "-XX:HeapGrowthLimit=");
552    property_get("dalvik.vm.heapgrowthlimit", heapgrowthlimitOptsBuf+20, "");
553    if (heapgrowthlimitOptsBuf[20] != '\0') {
554        opt.optionString = heapgrowthlimitOptsBuf;
555        mOptions.add(opt);
556    }
557
558    strcpy(heapminfreeOptsBuf, "-XX:HeapMinFree=");
559    property_get("dalvik.vm.heapminfree", heapminfreeOptsBuf+16, "");
560    if (heapminfreeOptsBuf[16] != '\0') {
561        opt.optionString = heapminfreeOptsBuf;
562        mOptions.add(opt);
563    }
564
565    strcpy(heapmaxfreeOptsBuf, "-XX:HeapMaxFree=");
566    property_get("dalvik.vm.heapmaxfree", heapmaxfreeOptsBuf+16, "");
567    if (heapmaxfreeOptsBuf[16] != '\0') {
568        opt.optionString = heapmaxfreeOptsBuf;
569        mOptions.add(opt);
570    }
571
572    strcpy(heaptargetutilizationOptsBuf, "-XX:HeapTargetUtilization=");
573    property_get("dalvik.vm.heaptargetutilization", heaptargetutilizationOptsBuf+26, "");
574    if (heaptargetutilizationOptsBuf[26] != '\0') {
575        opt.optionString = heaptargetutilizationOptsBuf;
576        mOptions.add(opt);
577    }
578
579    /*
580     * Enable or disable dexopt features, such as bytecode verification and
581     * calculation of register maps for precise GC.
582     */
583    property_get("dalvik.vm.dexopt-flags", dexoptFlagsBuf, "");
584    if (dexoptFlagsBuf[0] != '\0') {
585        const char* opc;
586        const char* val;
587
588        opc = strstr(dexoptFlagsBuf, "v=");     /* verification */
589        if (opc != NULL) {
590            switch (*(opc+2)) {
591            case 'n':   val = "-Xverify:none";      break;
592            case 'r':   val = "-Xverify:remote";    break;
593            case 'a':   val = "-Xverify:all";       break;
594            default:    val = NULL;                 break;
595            }
596
597            if (val != NULL) {
598                opt.optionString = val;
599                mOptions.add(opt);
600            }
601        }
602
603        opc = strstr(dexoptFlagsBuf, "o=");     /* optimization */
604        if (opc != NULL) {
605            switch (*(opc+2)) {
606            case 'n':   val = "-Xdexopt:none";      break;
607            case 'v':   val = "-Xdexopt:verified";  break;
608            case 'a':   val = "-Xdexopt:all";       break;
609            case 'f':   val = "-Xdexopt:full";      break;
610            default:    val = NULL;                 break;
611            }
612
613            if (val != NULL) {
614                opt.optionString = val;
615                mOptions.add(opt);
616            }
617        }
618
619        opc = strstr(dexoptFlagsBuf, "m=y");    /* register map */
620        if (opc != NULL) {
621            opt.optionString = "-Xgenregmap";
622            mOptions.add(opt);
623
624            /* turn on precise GC while we're at it */
625            opt.optionString = "-Xgc:precise";
626            mOptions.add(opt);
627        }
628    }
629
630    /* enable debugging; set suspend=y to pause during VM init */
631    /* use android ADB transport */
632    opt.optionString =
633        "-agentlib:jdwp=transport=dt_android_adb,suspend=n,server=y";
634    mOptions.add(opt);
635
636    ALOGD("CheckJNI is %s\n", checkJni ? "ON" : "OFF");
637    if (checkJni) {
638        /* extended JNI checking */
639        opt.optionString = "-Xcheck:jni";
640        mOptions.add(opt);
641
642        /* set a cap on JNI global references */
643        opt.optionString = "-Xjnigreflimit:2000";
644        mOptions.add(opt);
645
646        /* with -Xcheck:jni, this provides a JNI function call trace */
647        //opt.optionString = "-verbose:jni";
648        //mOptions.add(opt);
649    }
650
651    char lockProfThresholdBuf[sizeof("-Xlockprofthreshold:") + sizeof(propBuf)];
652    property_get("dalvik.vm.lockprof.threshold", propBuf, "");
653    if (strlen(propBuf) > 0) {
654      strcpy(lockProfThresholdBuf, "-Xlockprofthreshold:");
655      strcat(lockProfThresholdBuf, propBuf);
656      opt.optionString = lockProfThresholdBuf;
657      mOptions.add(opt);
658    }
659
660    /* Force interpreter-only mode for selected opcodes. Eg "1-0a,3c,f1-ff" */
661    char jitOpBuf[sizeof("-Xjitop:") + PROPERTY_VALUE_MAX];
662    property_get("dalvik.vm.jit.op", propBuf, "");
663    if (strlen(propBuf) > 0) {
664        strcpy(jitOpBuf, "-Xjitop:");
665        strcat(jitOpBuf, propBuf);
666        opt.optionString = jitOpBuf;
667        mOptions.add(opt);
668    }
669
670    /* Force interpreter-only mode for selected methods */
671    char jitMethodBuf[sizeof("-Xjitmethod:") + PROPERTY_VALUE_MAX];
672    property_get("dalvik.vm.jit.method", propBuf, "");
673    if (strlen(propBuf) > 0) {
674        strcpy(jitMethodBuf, "-Xjitmethod:");
675        strcat(jitMethodBuf, propBuf);
676        opt.optionString = jitMethodBuf;
677        mOptions.add(opt);
678    }
679
680    if (executionMode == kEMIntPortable) {
681        opt.optionString = "-Xint:portable";
682        mOptions.add(opt);
683    } else if (executionMode == kEMIntFast) {
684        opt.optionString = "-Xint:fast";
685        mOptions.add(opt);
686    } else if (executionMode == kEMJitCompiler) {
687        opt.optionString = "-Xint:jit";
688        mOptions.add(opt);
689    }
690
691    if (checkDexSum) {
692        /* perform additional DEX checksum tests */
693        opt.optionString = "-Xcheckdexsum";
694        mOptions.add(opt);
695    }
696
697    if (logStdio) {
698        /* convert stdout/stderr to log messages */
699        opt.optionString = "-Xlog-stdio";
700        mOptions.add(opt);
701    }
702
703    if (enableAssertBuf[4] != '\0') {
704        /* accept "all" to mean "all classes and packages" */
705        if (strcmp(enableAssertBuf+4, "all") == 0)
706            enableAssertBuf[3] = '\0';
707        ALOGI("Assertions enabled: '%s'\n", enableAssertBuf);
708        opt.optionString = enableAssertBuf;
709        mOptions.add(opt);
710    } else {
711        ALOGV("Assertions disabled\n");
712    }
713
714    if (jniOptsBuf[10] != '\0') {
715        ALOGI("JNI options: '%s'\n", jniOptsBuf);
716        opt.optionString = jniOptsBuf;
717        mOptions.add(opt);
718    }
719
720    if (stackTraceFileBuf[0] != '\0') {
721        static const char* stfOptName = "-Xstacktracefile:";
722
723        stackTraceFile = (char*) malloc(strlen(stfOptName) +
724            strlen(stackTraceFileBuf) +1);
725        strcpy(stackTraceFile, stfOptName);
726        strcat(stackTraceFile, stackTraceFileBuf);
727        opt.optionString = stackTraceFile;
728        mOptions.add(opt);
729    }
730
731    /* extra options; parse this late so it overrides others */
732    property_get("dalvik.vm.extra-opts", extraOptsBuf, "");
733    parseExtraOpts(extraOptsBuf);
734
735    /* Set the properties for locale */
736    {
737        char langOption[sizeof("-Duser.language=") + 3];
738        char regionOption[sizeof("-Duser.region=") + 3];
739        strcpy(langOption, "-Duser.language=");
740        strcpy(regionOption, "-Duser.region=");
741        readLocale(langOption, regionOption);
742        opt.extraInfo = NULL;
743        opt.optionString = langOption;
744        mOptions.add(opt);
745        opt.optionString = regionOption;
746        mOptions.add(opt);
747    }
748
749    /*
750     * We don't have /tmp on the device, but we often have an SD card.  Apps
751     * shouldn't use this, but some test suites might want to exercise it.
752     */
753    opt.optionString = "-Djava.io.tmpdir=/sdcard";
754    mOptions.add(opt);
755
756    initArgs.version = JNI_VERSION_1_4;
757    initArgs.options = mOptions.editArray();
758    initArgs.nOptions = mOptions.size();
759    initArgs.ignoreUnrecognized = JNI_FALSE;
760
761    /*
762     * Initialize the VM.
763     *
764     * The JavaVM* is essentially per-process, and the JNIEnv* is per-thread.
765     * If this call succeeds, the VM is ready, and we can start issuing
766     * JNI calls.
767     */
768    if (JNI_CreateJavaVM(pJavaVM, pEnv, &initArgs) < 0) {
769        ALOGE("JNI_CreateJavaVM failed\n");
770        goto bail;
771    }
772
773    result = 0;
774
775bail:
776    free(stackTraceFile);
777    return result;
778}
779
780char* AndroidRuntime::toSlashClassName(const char* className)
781{
782    char* result = strdup(className);
783    for (char* cp = result; *cp != '\0'; cp++) {
784        if (*cp == '.') {
785            *cp = '/';
786        }
787    }
788    return result;
789}
790
791/*
792 * Start the Android runtime.  This involves starting the virtual machine
793 * and calling the "static void main(String[] args)" method in the class
794 * named by "className".
795 *
796 * Passes the main function two arguments, the class name and the specified
797 * options string.
798 */
799void AndroidRuntime::start(const char* className, const char* options)
800{
801    ALOGD("\n>>>>>> AndroidRuntime START %s <<<<<<\n",
802            className != NULL ? className : "(unknown)");
803
804    blockSigpipe();
805
806    /*
807     * 'startSystemServer == true' means runtime is obsolete and not run from
808     * init.rc anymore, so we print out the boot start event here.
809     */
810    if (strcmp(options, "start-system-server") == 0) {
811        /* track our progress through the boot sequence */
812        const int LOG_BOOT_PROGRESS_START = 3000;
813        LOG_EVENT_LONG(LOG_BOOT_PROGRESS_START,
814                       ns2ms(systemTime(SYSTEM_TIME_MONOTONIC)));
815    }
816
817    const char* rootDir = getenv("ANDROID_ROOT");
818    if (rootDir == NULL) {
819        rootDir = "/system";
820        if (!hasDir("/system")) {
821            LOG_FATAL("No root directory specified, and /android does not exist.");
822            return;
823        }
824        setenv("ANDROID_ROOT", rootDir, 1);
825    }
826
827    //const char* kernelHack = getenv("LD_ASSUME_KERNEL");
828    //ALOGD("Found LD_ASSUME_KERNEL='%s'\n", kernelHack);
829
830    /* start the virtual machine */
831    JNIEnv* env;
832    if (startVm(&mJavaVM, &env) != 0) {
833        return;
834    }
835    onVmCreated(env);
836
837    /*
838     * Register android functions.
839     */
840    if (startReg(env) < 0) {
841        ALOGE("Unable to register all android natives\n");
842        return;
843    }
844
845    /*
846     * We want to call main() with a String array with arguments in it.
847     * At present we have two arguments, the class name and an option string.
848     * Create an array to hold them.
849     */
850    jclass stringClass;
851    jobjectArray strArray;
852    jstring classNameStr;
853    jstring optionsStr;
854
855    stringClass = env->FindClass("java/lang/String");
856    assert(stringClass != NULL);
857    strArray = env->NewObjectArray(2, stringClass, NULL);
858    assert(strArray != NULL);
859    classNameStr = env->NewStringUTF(className);
860    assert(classNameStr != NULL);
861    env->SetObjectArrayElement(strArray, 0, classNameStr);
862    optionsStr = env->NewStringUTF(options);
863    env->SetObjectArrayElement(strArray, 1, optionsStr);
864
865    /*
866     * Start VM.  This thread becomes the main thread of the VM, and will
867     * not return until the VM exits.
868     */
869    char* slashClassName = toSlashClassName(className);
870    jclass startClass = env->FindClass(slashClassName);
871    if (startClass == NULL) {
872        ALOGE("JavaVM unable to locate class '%s'\n", slashClassName);
873        /* keep going */
874    } else {
875        jmethodID startMeth = env->GetStaticMethodID(startClass, "main",
876            "([Ljava/lang/String;)V");
877        if (startMeth == NULL) {
878            ALOGE("JavaVM unable to find main() in '%s'\n", className);
879            /* keep going */
880        } else {
881            env->CallStaticVoidMethod(startClass, startMeth, strArray);
882
883#if 0
884            if (env->ExceptionCheck())
885                threadExitUncaughtException(env);
886#endif
887        }
888    }
889    free(slashClassName);
890
891    ALOGD("Shutting down VM\n");
892    if (mJavaVM->DetachCurrentThread() != JNI_OK)
893        ALOGW("Warning: unable to detach main thread\n");
894    if (mJavaVM->DestroyJavaVM() != 0)
895        ALOGW("Warning: VM did not shut down cleanly\n");
896}
897
898void AndroidRuntime::exit(int code)
899{
900    if (mExitWithoutCleanup) {
901        ALOGI("VM exiting with result code %d, cleanup skipped.", code);
902        ::_exit(code);
903    } else {
904        ALOGI("VM exiting with result code %d.", code);
905        onExit(code);
906        ::exit(code);
907    }
908}
909
910void AndroidRuntime::onVmCreated(JNIEnv* env)
911{
912    // If AndroidRuntime had anything to do here, we'd have done it in 'start'.
913}
914
915/*
916 * Get the JNIEnv pointer for this thread.
917 *
918 * Returns NULL if the slot wasn't allocated or populated.
919 */
920/*static*/ JNIEnv* AndroidRuntime::getJNIEnv()
921{
922    JNIEnv* env;
923    JavaVM* vm = AndroidRuntime::getJavaVM();
924    assert(vm != NULL);
925
926    if (vm->GetEnv((void**) &env, JNI_VERSION_1_4) != JNI_OK)
927        return NULL;
928    return env;
929}
930
931/*
932 * Makes the current thread visible to the VM.
933 *
934 * The JNIEnv pointer returned is only valid for the current thread, and
935 * thus must be tucked into thread-local storage.
936 */
937static int javaAttachThread(const char* threadName, JNIEnv** pEnv)
938{
939    JavaVMAttachArgs args;
940    JavaVM* vm;
941    jint result;
942
943    vm = AndroidRuntime::getJavaVM();
944    assert(vm != NULL);
945
946    args.version = JNI_VERSION_1_4;
947    args.name = (char*) threadName;
948    args.group = NULL;
949
950    result = vm->AttachCurrentThread(pEnv, (void*) &args);
951    if (result != JNI_OK)
952        ALOGI("NOTE: attach of thread '%s' failed\n", threadName);
953
954    return result;
955}
956
957/*
958 * Detach the current thread from the set visible to the VM.
959 */
960static int javaDetachThread(void)
961{
962    JavaVM* vm;
963    jint result;
964
965    vm = AndroidRuntime::getJavaVM();
966    assert(vm != NULL);
967
968    result = vm->DetachCurrentThread();
969    if (result != JNI_OK)
970        ALOGE("ERROR: thread detach failed\n");
971    return result;
972}
973
974/*
975 * When starting a native thread that will be visible from the VM, we
976 * bounce through this to get the right attach/detach action.
977 * Note that this function calls free(args)
978 */
979/*static*/ int AndroidRuntime::javaThreadShell(void* args) {
980    void* start = ((void**)args)[0];
981    void* userData = ((void **)args)[1];
982    char* name = (char*) ((void **)args)[2];        // we own this storage
983    free(args);
984    JNIEnv* env;
985    int result;
986
987    /* hook us into the VM */
988    if (javaAttachThread(name, &env) != JNI_OK)
989        return -1;
990
991    /* start the thread running */
992    result = (*(android_thread_func_t)start)(userData);
993
994    /* unhook us */
995    javaDetachThread();
996    free(name);
997
998    return result;
999}
1000
1001/*
1002 * This is invoked from androidCreateThreadEtc() via the callback
1003 * set with androidSetCreateThreadFunc().
1004 *
1005 * We need to create the new thread in such a way that it gets hooked
1006 * into the VM before it really starts executing.
1007 */
1008/*static*/ int AndroidRuntime::javaCreateThreadEtc(
1009                                android_thread_func_t entryFunction,
1010                                void* userData,
1011                                const char* threadName,
1012                                int32_t threadPriority,
1013                                size_t threadStackSize,
1014                                android_thread_id_t* threadId)
1015{
1016    void** args = (void**) malloc(3 * sizeof(void*));   // javaThreadShell must free
1017    int result;
1018
1019    assert(threadName != NULL);
1020
1021    args[0] = (void*) entryFunction;
1022    args[1] = userData;
1023    args[2] = (void*) strdup(threadName);   // javaThreadShell must free
1024
1025    result = androidCreateRawThreadEtc(AndroidRuntime::javaThreadShell, args,
1026        threadName, threadPriority, threadStackSize, threadId);
1027    return result;
1028}
1029
1030/*
1031 * Create a thread that is visible from the VM.
1032 *
1033 * This is called from elsewhere in the library.
1034 */
1035/*static*/ android_thread_id_t AndroidRuntime::createJavaThread(const char* name,
1036    void (*start)(void *), void* arg)
1037{
1038    android_thread_id_t threadId = 0;
1039    javaCreateThreadEtc((android_thread_func_t) start, arg, name,
1040        ANDROID_PRIORITY_DEFAULT, 0, &threadId);
1041    return threadId;
1042}
1043
1044#if 0
1045static void quickTest(void* arg)
1046{
1047    const char* str = (const char*) arg;
1048
1049    printf("In quickTest: %s\n", str);
1050}
1051#endif
1052
1053#ifdef NDEBUG
1054    #define REG_JNI(name)      { name }
1055    struct RegJNIRec {
1056        int (*mProc)(JNIEnv*);
1057    };
1058#else
1059    #define REG_JNI(name)      { name, #name }
1060    struct RegJNIRec {
1061        int (*mProc)(JNIEnv*);
1062        const char* mName;
1063    };
1064#endif
1065
1066typedef void (*RegJAMProc)();
1067
1068static int register_jni_procs(const RegJNIRec array[], size_t count, JNIEnv* env)
1069{
1070    for (size_t i = 0; i < count; i++) {
1071        if (array[i].mProc(env) < 0) {
1072#ifndef NDEBUG
1073            ALOGD("----------!!! %s failed to load\n", array[i].mName);
1074#endif
1075            return -1;
1076        }
1077    }
1078    return 0;
1079}
1080
1081static void register_jam_procs(const RegJAMProc array[], size_t count)
1082{
1083    for (size_t i = 0; i < count; i++) {
1084        array[i]();
1085    }
1086}
1087
1088static const RegJNIRec gRegJNI[] = {
1089    REG_JNI(register_android_debug_JNITest),
1090    REG_JNI(register_com_android_internal_os_RuntimeInit),
1091    REG_JNI(register_android_os_SystemClock),
1092    REG_JNI(register_android_util_EventLog),
1093    REG_JNI(register_android_util_Log),
1094    REG_JNI(register_android_util_FloatMath),
1095    REG_JNI(register_android_text_format_Time),
1096    REG_JNI(register_android_content_AssetManager),
1097    REG_JNI(register_android_content_StringBlock),
1098    REG_JNI(register_android_content_XmlBlock),
1099    REG_JNI(register_android_emoji_EmojiFactory),
1100    REG_JNI(register_android_text_AndroidCharacter),
1101    REG_JNI(register_android_text_AndroidBidi),
1102    REG_JNI(register_android_view_InputDevice),
1103    REG_JNI(register_android_view_KeyCharacterMap),
1104    REG_JNI(register_android_os_Process),
1105    REG_JNI(register_android_os_SystemProperties),
1106    REG_JNI(register_android_os_Binder),
1107    REG_JNI(register_android_os_Parcel),
1108    REG_JNI(register_android_view_DisplayEventReceiver),
1109    REG_JNI(register_android_nio_utils),
1110    REG_JNI(register_android_graphics_PixelFormat),
1111    REG_JNI(register_android_graphics_Graphics),
1112    REG_JNI(register_android_view_GLES20DisplayList),
1113    REG_JNI(register_android_view_GLES20Canvas),
1114    REG_JNI(register_android_view_HardwareRenderer),
1115    REG_JNI(register_android_view_Surface),
1116    REG_JNI(register_android_view_SurfaceSession),
1117    REG_JNI(register_android_view_TextureView),
1118    REG_JNI(register_com_google_android_gles_jni_EGLImpl),
1119    REG_JNI(register_com_google_android_gles_jni_GLImpl),
1120    REG_JNI(register_android_opengl_jni_EGL14),
1121    REG_JNI(register_android_opengl_jni_GLES10),
1122    REG_JNI(register_android_opengl_jni_GLES10Ext),
1123    REG_JNI(register_android_opengl_jni_GLES11),
1124    REG_JNI(register_android_opengl_jni_GLES11Ext),
1125    REG_JNI(register_android_opengl_jni_GLES20),
1126
1127    REG_JNI(register_android_graphics_Bitmap),
1128    REG_JNI(register_android_graphics_BitmapFactory),
1129    REG_JNI(register_android_graphics_BitmapRegionDecoder),
1130    REG_JNI(register_android_graphics_Camera),
1131    REG_JNI(register_android_graphics_Canvas),
1132    REG_JNI(register_android_graphics_ColorFilter),
1133    REG_JNI(register_android_graphics_DrawFilter),
1134    REG_JNI(register_android_graphics_Interpolator),
1135    REG_JNI(register_android_graphics_LayerRasterizer),
1136    REG_JNI(register_android_graphics_MaskFilter),
1137    REG_JNI(register_android_graphics_Matrix),
1138    REG_JNI(register_android_graphics_Movie),
1139    REG_JNI(register_android_graphics_NinePatch),
1140    REG_JNI(register_android_graphics_Paint),
1141    REG_JNI(register_android_graphics_Path),
1142    REG_JNI(register_android_graphics_PathMeasure),
1143    REG_JNI(register_android_graphics_PathEffect),
1144    REG_JNI(register_android_graphics_Picture),
1145    REG_JNI(register_android_graphics_PorterDuff),
1146    REG_JNI(register_android_graphics_Rasterizer),
1147    REG_JNI(register_android_graphics_Region),
1148    REG_JNI(register_android_graphics_Shader),
1149    REG_JNI(register_android_graphics_SurfaceTexture),
1150    REG_JNI(register_android_graphics_Typeface),
1151    REG_JNI(register_android_graphics_Xfermode),
1152    REG_JNI(register_android_graphics_YuvImage),
1153
1154    REG_JNI(register_android_database_CursorWindow),
1155    REG_JNI(register_android_database_SQLiteConnection),
1156    REG_JNI(register_android_database_SQLiteGlobal),
1157    REG_JNI(register_android_database_SQLiteDebug),
1158    REG_JNI(register_android_os_Debug),
1159    REG_JNI(register_android_os_FileObserver),
1160    REG_JNI(register_android_os_FileUtils),
1161    REG_JNI(register_android_os_MessageQueue),
1162    REG_JNI(register_android_os_ParcelFileDescriptor),
1163    REG_JNI(register_android_os_SELinux),
1164    REG_JNI(register_android_os_Trace),
1165    REG_JNI(register_android_os_UEventObserver),
1166    REG_JNI(register_android_net_LocalSocketImpl),
1167    REG_JNI(register_android_net_NetworkUtils),
1168    REG_JNI(register_android_net_TrafficStats),
1169    REG_JNI(register_android_net_wifi_WifiManager),
1170    REG_JNI(register_android_os_MemoryFile),
1171    REG_JNI(register_com_android_internal_os_ZygoteInit),
1172    REG_JNI(register_android_hardware_Camera),
1173    REG_JNI(register_android_hardware_SensorManager),
1174    REG_JNI(register_android_hardware_SerialPort),
1175    REG_JNI(register_android_hardware_UsbDevice),
1176    REG_JNI(register_android_hardware_UsbDeviceConnection),
1177    REG_JNI(register_android_hardware_UsbRequest),
1178    REG_JNI(register_android_media_AudioRecord),
1179    REG_JNI(register_android_media_AudioSystem),
1180    REG_JNI(register_android_media_AudioTrack),
1181    REG_JNI(register_android_media_JetPlayer),
1182    REG_JNI(register_android_media_RemoteDisplay),
1183    REG_JNI(register_android_media_ToneGenerator),
1184
1185    REG_JNI(register_android_opengl_classes),
1186    REG_JNI(register_android_server_NetworkManagementSocketTagger),
1187    REG_JNI(register_android_server_Watchdog),
1188    REG_JNI(register_android_ddm_DdmHandleNativeHeap),
1189    REG_JNI(register_android_backup_BackupDataInput),
1190    REG_JNI(register_android_backup_BackupDataOutput),
1191    REG_JNI(register_android_backup_FileBackupHelperBase),
1192    REG_JNI(register_android_backup_BackupHelperDispatcher),
1193    REG_JNI(register_android_app_backup_FullBackup),
1194    REG_JNI(register_android_app_ActivityThread),
1195    REG_JNI(register_android_app_NativeActivity),
1196    REG_JNI(register_android_view_InputChannel),
1197    REG_JNI(register_android_view_InputEventReceiver),
1198    REG_JNI(register_android_view_KeyEvent),
1199    REG_JNI(register_android_view_MotionEvent),
1200    REG_JNI(register_android_view_PointerIcon),
1201    REG_JNI(register_android_view_VelocityTracker),
1202
1203    REG_JNI(register_android_content_res_ObbScanner),
1204    REG_JNI(register_android_content_res_Configuration),
1205
1206    REG_JNI(register_android_animation_PropertyValuesHolder),
1207    REG_JNI(register_com_android_internal_content_NativeLibraryHelper),
1208    REG_JNI(register_com_android_internal_net_NetworkStatsFactory),
1209};
1210
1211/*
1212 * Register android native functions with the VM.
1213 */
1214/*static*/ int AndroidRuntime::startReg(JNIEnv* env)
1215{
1216    /*
1217     * This hook causes all future threads created in this process to be
1218     * attached to the JavaVM.  (This needs to go away in favor of JNI
1219     * Attach calls.)
1220     */
1221    androidSetCreateThreadFunc((android_create_thread_fn) javaCreateThreadEtc);
1222
1223    ALOGV("--- registering native functions ---\n");
1224
1225    /*
1226     * Every "register" function calls one or more things that return
1227     * a local reference (e.g. FindClass).  Because we haven't really
1228     * started the VM yet, they're all getting stored in the base frame
1229     * and never released.  Use Push/Pop to manage the storage.
1230     */
1231    env->PushLocalFrame(200);
1232
1233    if (register_jni_procs(gRegJNI, NELEM(gRegJNI), env) < 0) {
1234        env->PopLocalFrame(NULL);
1235        return -1;
1236    }
1237    env->PopLocalFrame(NULL);
1238
1239    //createJavaThread("fubar", quickTest, (void*) "hello");
1240
1241    return 0;
1242}
1243
1244AndroidRuntime* AndroidRuntime::getRuntime()
1245{
1246    return gCurRuntime;
1247}
1248
1249/**
1250 * Used by WithFramework to register native functions.
1251 */
1252extern "C"
1253jint Java_com_android_internal_util_WithFramework_registerNatives(
1254        JNIEnv* env, jclass clazz) {
1255    return register_jni_procs(gRegJNI, NELEM(gRegJNI), env);
1256}
1257
1258/**
1259 * Used by LoadClass to register native functions.
1260 */
1261extern "C"
1262jint Java_LoadClass_registerNatives(JNIEnv* env, jclass clazz) {
1263    return register_jni_procs(gRegJNI, NELEM(gRegJNI), env);
1264}
1265
1266}   // namespace android
1267