AndroidRuntime.cpp revision 050316184b01c0d1a01c46afae7429b89a27c31b 
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_GLES10(JNIEnv* env);
72extern int register_android_opengl_jni_GLES10Ext(JNIEnv* env);
73extern int register_android_opengl_jni_GLES11(JNIEnv* env);
74extern int register_android_opengl_jni_GLES11Ext(JNIEnv* env);
75extern int register_android_opengl_jni_GLES20(JNIEnv* env);
76
77extern int register_android_hardware_Camera(JNIEnv *env);
78extern int register_android_hardware_SensorManager(JNIEnv *env);
79extern int register_android_hardware_UsbDevice(JNIEnv *env);
80extern int register_android_hardware_UsbDeviceConnection(JNIEnv *env);
81extern int register_android_hardware_UsbRequest(JNIEnv *env);
82
83extern int register_android_media_AudioRecord(JNIEnv *env);
84extern int register_android_media_AudioSystem(JNIEnv *env);
85extern int register_android_media_AudioTrack(JNIEnv *env);
86extern int register_android_media_JetPlayer(JNIEnv *env);
87extern int register_android_media_ToneGenerator(JNIEnv *env);
88
89extern int register_android_util_FloatMath(JNIEnv* env);
90
91namespace android {
92
93/*
94 * JNI-based registration functions.  Note these are properly contained in
95 * namespace android.
96 */
97extern int register_android_content_AssetManager(JNIEnv* env);
98extern int register_android_util_EventLog(JNIEnv* env);
99extern int register_android_util_Log(JNIEnv* env);
100extern int register_android_content_StringBlock(JNIEnv* env);
101extern int register_android_content_XmlBlock(JNIEnv* env);
102extern int register_android_emoji_EmojiFactory(JNIEnv* env);
103extern int register_android_graphics_Canvas(JNIEnv* env);
104extern int register_android_graphics_ColorFilter(JNIEnv* env);
105extern int register_android_graphics_DrawFilter(JNIEnv* env);
106extern int register_android_graphics_Matrix(JNIEnv* env);
107extern int register_android_graphics_Paint(JNIEnv* env);
108extern int register_android_graphics_ParcelSurfaceTexture(JNIEnv* env);
109extern int register_android_graphics_Path(JNIEnv* env);
110extern int register_android_graphics_PathMeasure(JNIEnv* env);
111extern int register_android_graphics_Picture(JNIEnv*);
112extern int register_android_graphics_PorterDuff(JNIEnv* env);
113extern int register_android_graphics_Rasterizer(JNIEnv* env);
114extern int register_android_graphics_Region(JNIEnv* env);
115extern int register_android_graphics_SurfaceTexture(JNIEnv* env);
116extern int register_android_graphics_Xfermode(JNIEnv* env);
117extern int register_android_graphics_PixelFormat(JNIEnv* env);
118extern int register_com_android_internal_graphics_NativeUtils(JNIEnv *env);
119extern int register_android_view_Display(JNIEnv* env);
120extern int register_android_view_GLES20Canvas(JNIEnv* env);
121extern int register_android_view_Surface(JNIEnv* env);
122extern int register_android_view_TextureView(JNIEnv* env);
123extern int register_android_view_ViewAncestor(JNIEnv* env);
124extern int register_android_database_CursorWindow(JNIEnv* env);
125extern int register_android_database_SQLiteCompiledSql(JNIEnv* env);
126extern int register_android_database_SQLiteDatabase(JNIEnv* env);
127extern int register_android_database_SQLiteDebug(JNIEnv* env);
128extern int register_android_database_SQLiteProgram(JNIEnv* env);
129extern int register_android_database_SQLiteQuery(JNIEnv* env);
130extern int register_android_database_SQLiteStatement(JNIEnv* env);
131extern int register_android_debug_JNITest(JNIEnv* env);
132extern int register_android_nio_utils(JNIEnv* env);
133extern int register_android_nfc_NdefMessage(JNIEnv *env);
134extern int register_android_nfc_NdefRecord(JNIEnv *env);
135extern int register_android_pim_EventRecurrence(JNIEnv* env);
136extern int register_android_text_format_Time(JNIEnv* env);
137extern int register_android_os_Debug(JNIEnv* env);
138extern int register_android_os_MessageQueue(JNIEnv* env);
139extern int register_android_os_ParcelFileDescriptor(JNIEnv *env);
140extern int register_android_os_Power(JNIEnv *env);
141extern int register_android_os_StatFs(JNIEnv *env);
142extern int register_android_os_SystemProperties(JNIEnv *env);
143extern int register_android_os_SystemClock(JNIEnv* env);
144extern int register_android_os_FileObserver(JNIEnv *env);
145extern int register_android_os_FileUtils(JNIEnv *env);
146extern int register_android_os_UEventObserver(JNIEnv* env);
147extern int register_android_os_MemoryFile(JNIEnv* env);
148extern int register_android_net_LocalSocketImpl(JNIEnv* env);
149extern int register_android_net_NetworkUtils(JNIEnv* env);
150extern int register_android_net_TrafficStats(JNIEnv* env);
151extern int register_android_net_wifi_WifiManager(JNIEnv* env);
152extern int register_android_text_AndroidCharacter(JNIEnv *env);
153extern int register_android_text_AndroidBidi(JNIEnv *env);
154extern int register_android_text_KeyCharacterMap(JNIEnv *env);
155extern int register_android_opengl_classes(JNIEnv *env);
156extern int register_android_bluetooth_HeadsetBase(JNIEnv* env);
157extern int register_android_bluetooth_BluetoothAudioGateway(JNIEnv* env);
158extern int register_android_bluetooth_BluetoothSocket(JNIEnv *env);
159extern int register_android_server_BluetoothService(JNIEnv* env);
160extern int register_android_server_BluetoothEventLoop(JNIEnv *env);
161extern int register_android_server_BluetoothA2dpService(JNIEnv* env);
162extern int register_android_server_Watchdog(JNIEnv* env);
163extern int register_android_ddm_DdmHandleNativeHeap(JNIEnv *env);
164extern int register_com_android_internal_os_ZygoteInit(JNIEnv* env);
165extern int register_android_backup_BackupDataInput(JNIEnv *env);
166extern int register_android_backup_BackupDataOutput(JNIEnv *env);
167extern int register_android_backup_FileBackupHelperBase(JNIEnv *env);
168extern int register_android_backup_BackupHelperDispatcher(JNIEnv *env);
169extern int register_android_app_backup_FullBackup(JNIEnv *env);
170extern int register_android_app_ActivityThread(JNIEnv *env);
171extern int register_android_app_NativeActivity(JNIEnv *env);
172extern int register_android_view_InputChannel(JNIEnv* env);
173extern int register_android_view_InputQueue(JNIEnv* env);
174extern int register_android_view_KeyEvent(JNIEnv* env);
175extern int register_android_view_MotionEvent(JNIEnv* env);
176extern int register_android_view_PointerIcon(JNIEnv* env);
177extern int register_android_view_VelocityTracker(JNIEnv* env);
178extern int register_android_content_res_ObbScanner(JNIEnv* env);
179extern int register_android_content_res_Configuration(JNIEnv* env);
180extern int register_android_animation_PropertyValuesHolder(JNIEnv *env);
181
182static AndroidRuntime* gCurRuntime = NULL;
183
184static void doThrow(JNIEnv* env, const char* exc, const char* msg = NULL)
185{
186    if (jniThrowException(env, exc, msg) != 0)
187        assert(false);
188}
189
190/*
191 * Code written in the Java Programming Language calls here from main().
192 */
193static void com_android_internal_os_RuntimeInit_finishInit(JNIEnv* env, jobject clazz)
194{
195    gCurRuntime->onStarted();
196}
197
198static void com_android_internal_os_RuntimeInit_zygoteInit(JNIEnv* env, jobject clazz)
199{
200    gCurRuntime->onZygoteInit();
201}
202
203static jint com_android_internal_os_RuntimeInit_isComputerOn(JNIEnv* env, jobject clazz)
204{
205    return 1;
206}
207
208static void com_android_internal_os_RuntimeInit_turnComputerOn(JNIEnv* env, jobject clazz)
209{
210}
211
212static jint com_android_internal_os_RuntimeInit_getQwertyKeyboard(JNIEnv* env, jobject clazz)
213{
214    char* value = getenv("qwerty");
215    if (value != NULL && strcmp(value, "true") == 0) {
216        return 1;
217    }
218
219    return 0;
220}
221
222/*
223 * JNI registration.
224 */
225static JNINativeMethod gMethods[] = {
226    { "finishInit", "()V",
227        (void*) com_android_internal_os_RuntimeInit_finishInit },
228    { "zygoteInitNative", "()V",
229        (void*) com_android_internal_os_RuntimeInit_zygoteInit },
230    { "isComputerOn", "()I",
231        (void*) com_android_internal_os_RuntimeInit_isComputerOn },
232    { "turnComputerOn", "()V",
233        (void*) com_android_internal_os_RuntimeInit_turnComputerOn },
234    { "getQwertyKeyboard", "()I",
235        (void*) com_android_internal_os_RuntimeInit_getQwertyKeyboard },
236};
237
238int register_com_android_internal_os_RuntimeInit(JNIEnv* env)
239{
240    return jniRegisterNativeMethods(env, "com/android/internal/os/RuntimeInit",
241        gMethods, NELEM(gMethods));
242}
243
244// ----------------------------------------------------------------------
245
246/*static*/ JavaVM* AndroidRuntime::mJavaVM = NULL;
247
248
249AndroidRuntime::AndroidRuntime()
250{
251    SkGraphics::Init();
252    // this sets our preference for 16bit images during decode
253    // in case the src is opaque and 24bit
254    SkImageDecoder::SetDeviceConfig(SkBitmap::kRGB_565_Config);
255    // This cache is shared between browser native images, and java "purgeable"
256    // bitmaps. This globalpool is for images that do not either use the java
257    // heap, or are not backed by ashmem. See BitmapFactory.cpp for the key
258    // java call site.
259    SkImageRef_GlobalPool::SetRAMBudget(512 * 1024);
260    // There is also a global font cache, but its budget is specified in code
261    // see SkFontHost_android.cpp
262
263    // Pre-allocate enough space to hold a fair number of options.
264    mOptions.setCapacity(20);
265
266    assert(gCurRuntime == NULL);        // one per process
267    gCurRuntime = this;
268}
269
270AndroidRuntime::~AndroidRuntime()
271{
272    SkGraphics::Term();
273}
274
275/*
276 * Register native methods using JNI.
277 */
278/*static*/ int AndroidRuntime::registerNativeMethods(JNIEnv* env,
279    const char* className, const JNINativeMethod* gMethods, int numMethods)
280{
281    return jniRegisterNativeMethods(env, className, gMethods, numMethods);
282}
283
284status_t AndroidRuntime::callMain(const char* className,
285    jclass clazz, int argc, const char* const argv[])
286{
287    JNIEnv* env;
288    jmethodID methodId;
289
290    LOGD("Calling main entry %s", className);
291
292    env = getJNIEnv();
293    if (clazz == NULL || env == NULL) {
294        return UNKNOWN_ERROR;
295    }
296
297    methodId = env->GetStaticMethodID(clazz, "main", "([Ljava/lang/String;)V");
298    if (methodId == NULL) {
299        LOGE("ERROR: could not find method %s.main(String[])\n", className);
300        return UNKNOWN_ERROR;
301    }
302
303    /*
304     * We want to call main() with a String array with our arguments in it.
305     * Create an array and populate it.
306     */
307    jclass stringClass;
308    jobjectArray strArray;
309
310    stringClass = env->FindClass("java/lang/String");
311    strArray = env->NewObjectArray(argc, stringClass, NULL);
312
313    for (int i = 0; i < argc; i++) {
314        jstring argStr = env->NewStringUTF(argv[i]);
315        env->SetObjectArrayElement(strArray, i, argStr);
316    }
317
318    env->CallStaticVoidMethod(clazz, methodId, strArray);
319    return NO_ERROR;
320}
321
322/*
323 * The VM calls this through the "exit" hook.
324 */
325static void runtime_exit(int code)
326{
327    gCurRuntime->onExit(code);
328    exit(code);
329}
330
331/*
332 * The VM calls this through the "vfprintf" hook.
333 *
334 * We ignore "fp" and just write the results to the log file.
335 */
336static void runtime_vfprintf(FILE* fp, const char* format, va_list ap)
337{
338    LOG_PRI_VA(ANDROID_LOG_INFO, "vm-printf", format, ap);
339}
340
341/**
342 * The VM calls this when mutex contention debugging is enabled to
343 * determine whether or not the blocked thread was a "sensitive thread"
344 * for user responsiveness/smoothess.
345 *
346 * Our policy for this is whether or not we're tracing any StrictMode
347 * events on this thread (which we might've inherited via Binder calls
348 * into us)
349 */
350static bool runtime_isSensitiveThread() {
351    IPCThreadState* state = IPCThreadState::selfOrNull();
352    return state && state->getStrictModePolicy() != 0;
353}
354
355
356/**
357 * Add VM arguments to the to-be-executed VM
358 * Stops at first non '-' argument (also stops at an argument of '--')
359 * Returns the number of args consumed
360 */
361int AndroidRuntime::addVmArguments(int argc, const char* const argv[])
362{
363    int i;
364
365    for (i = 0; i<argc; i++) {
366        if (argv[i][0] != '-') {
367            return i;
368        }
369        if (argv[i][1] == '-' && argv[i][2] == 0) {
370            return i+1;
371        }
372
373        JavaVMOption opt;
374        memset(&opt, 0, sizeof(opt));
375        opt.optionString = (char*)argv[i];
376        mOptions.add(opt);
377    }
378    return i;
379}
380
381static int hasDir(const char* dir)
382{
383    struct stat s;
384    int res = stat(dir, &s);
385    if (res == 0) {
386        return S_ISDIR(s.st_mode);
387    }
388    return 0;
389}
390
391/*
392 * We just want failed write() calls to just return with an error.
393 */
394static void blockSigpipe()
395{
396    sigset_t mask;
397
398    sigemptyset(&mask);
399    sigaddset(&mask, SIGPIPE);
400    if (sigprocmask(SIG_BLOCK, &mask, NULL) != 0)
401        LOGW("WARNING: SIGPIPE not blocked\n");
402}
403
404/*
405 * Read the persistent locale.
406 */
407static void readLocale(char* language, char* region)
408{
409    char propLang[PROPERTY_VALUE_MAX], propRegn[PROPERTY_VALUE_MAX];
410
411    property_get("persist.sys.language", propLang, "");
412    property_get("persist.sys.country", propRegn, "");
413    if (*propLang == 0 && *propRegn == 0) {
414        /* Set to ro properties, default is en_US */
415        property_get("ro.product.locale.language", propLang, "en");
416        property_get("ro.product.locale.region", propRegn, "US");
417    }
418    strncat(language, propLang, 2);
419    strncat(region, propRegn, 2);
420    //LOGD("language=%s region=%s\n", language, region);
421}
422
423/*
424 * Parse a property containing space-separated options that should be
425 * passed directly to the VM, e.g. "-Xmx32m -verbose:gc -Xregenmap".
426 *
427 * This will cut up "extraOptsBuf" as we chop it into individual options.
428 *
429 * Adds the strings, if any, to mOptions.
430 */
431void AndroidRuntime::parseExtraOpts(char* extraOptsBuf)
432{
433    JavaVMOption opt;
434    char* start;
435    char* end;
436
437    memset(&opt, 0, sizeof(opt));
438    start = extraOptsBuf;
439    while (*start != '\0') {
440        while (*start == ' ')                   /* skip leading whitespace */
441            start++;
442        if (*start == '\0')                     /* was trailing ws, bail */
443            break;
444
445        end = start+1;
446        while (*end != ' ' && *end != '\0')     /* find end of token */
447            end++;
448        if (*end == ' ')
449            *end++ = '\0';          /* mark end, advance to indicate more */
450
451        opt.optionString = start;
452        mOptions.add(opt);
453        start = end;
454    }
455}
456
457/*
458 * Start the Dalvik Virtual Machine.
459 *
460 * Various arguments, most determined by system properties, are passed in.
461 * The "mOptions" vector is updated.
462 *
463 * Returns 0 on success.
464 */
465int AndroidRuntime::startVm(JavaVM** pJavaVM, JNIEnv** pEnv)
466{
467    int result = -1;
468    JavaVMInitArgs initArgs;
469    JavaVMOption opt;
470    char propBuf[PROPERTY_VALUE_MAX];
471    char stackTraceFileBuf[PROPERTY_VALUE_MAX];
472    char dexoptFlagsBuf[PROPERTY_VALUE_MAX];
473    char enableAssertBuf[sizeof("-ea:")-1 + PROPERTY_VALUE_MAX];
474    char jniOptsBuf[sizeof("-Xjniopts:")-1 + PROPERTY_VALUE_MAX];
475    char heapstartsizeOptsBuf[sizeof("-Xms")-1 + PROPERTY_VALUE_MAX];
476    char heapsizeOptsBuf[sizeof("-Xmx")-1 + PROPERTY_VALUE_MAX];
477    char heapgrowthlimitOptsBuf[sizeof("-XX:HeapGrowthLimit=")-1 + PROPERTY_VALUE_MAX];
478    char extraOptsBuf[PROPERTY_VALUE_MAX];
479    char* stackTraceFile = NULL;
480    bool checkJni = false;
481    bool checkDexSum = false;
482    bool logStdio = false;
483    enum {
484      kEMDefault,
485      kEMIntPortable,
486      kEMIntFast,
487#if defined(WITH_JIT)
488      kEMJitCompiler,
489#endif
490    } executionMode = kEMDefault;
491
492
493    property_get("dalvik.vm.checkjni", propBuf, "");
494    if (strcmp(propBuf, "true") == 0) {
495        checkJni = true;
496    } else if (strcmp(propBuf, "false") != 0) {
497        /* property is neither true nor false; fall back on kernel parameter */
498        property_get("ro.kernel.android.checkjni", propBuf, "");
499        if (propBuf[0] == '1') {
500            checkJni = true;
501        }
502    }
503
504    property_get("dalvik.vm.execution-mode", propBuf, "");
505    if (strcmp(propBuf, "int:portable") == 0) {
506        executionMode = kEMIntPortable;
507    } else if (strcmp(propBuf, "int:fast") == 0) {
508        executionMode = kEMIntFast;
509#if defined(WITH_JIT)
510    } else if (strcmp(propBuf, "int:jit") == 0) {
511        executionMode = kEMJitCompiler;
512#endif
513    }
514
515    property_get("dalvik.vm.stack-trace-file", stackTraceFileBuf, "");
516
517    property_get("dalvik.vm.check-dex-sum", propBuf, "");
518    if (strcmp(propBuf, "true") == 0) {
519        checkDexSum = true;
520    }
521
522    property_get("log.redirect-stdio", propBuf, "");
523    if (strcmp(propBuf, "true") == 0) {
524        logStdio = true;
525    }
526
527    strcpy(enableAssertBuf, "-ea:");
528    property_get("dalvik.vm.enableassertions", enableAssertBuf+4, "");
529
530    strcpy(jniOptsBuf, "-Xjniopts:");
531    property_get("dalvik.vm.jniopts", jniOptsBuf+10, "");
532
533    /* route exit() to our handler */
534    opt.extraInfo = (void*) runtime_exit;
535    opt.optionString = "exit";
536    mOptions.add(opt);
537
538    /* route fprintf() to our handler */
539    opt.extraInfo = (void*) runtime_vfprintf;
540    opt.optionString = "vfprintf";
541    mOptions.add(opt);
542
543    /* register the framework-specific "is sensitive thread" hook */
544    opt.extraInfo = (void*) runtime_isSensitiveThread;
545    opt.optionString = "sensitiveThread";
546    mOptions.add(opt);
547
548    opt.extraInfo = NULL;
549
550    /* enable verbose; standard options are { jni, gc, class } */
551    //options[curOpt++].optionString = "-verbose:jni";
552    opt.optionString = "-verbose:gc";
553    mOptions.add(opt);
554    //options[curOpt++].optionString = "-verbose:class";
555
556    /*
557     * The default starting and maximum size of the heap.  Larger
558     * values should be specified in a product property override.
559     */
560    strcpy(heapstartsizeOptsBuf, "-Xms");
561    property_get("dalvik.vm.heapstartsize", heapstartsizeOptsBuf+4, "4m");
562    opt.optionString = heapstartsizeOptsBuf;
563    mOptions.add(opt);
564    strcpy(heapsizeOptsBuf, "-Xmx");
565    property_get("dalvik.vm.heapsize", heapsizeOptsBuf+4, "16m");
566    opt.optionString = heapsizeOptsBuf;
567    mOptions.add(opt);
568
569    strcpy(heapgrowthlimitOptsBuf, "-XX:HeapGrowthLimit=");
570    property_get("dalvik.vm.heapgrowthlimit", heapgrowthlimitOptsBuf+20, "");
571    if (heapgrowthlimitOptsBuf[20] != '\0') {
572        opt.optionString = heapgrowthlimitOptsBuf;
573        mOptions.add(opt);
574    }
575
576    /*
577     * Enable or disable dexopt features, such as bytecode verification and
578     * calculation of register maps for precise GC.
579     */
580    property_get("dalvik.vm.dexopt-flags", dexoptFlagsBuf, "");
581    if (dexoptFlagsBuf[0] != '\0') {
582        const char* opc;
583        const char* val;
584
585        opc = strstr(dexoptFlagsBuf, "v=");     /* verification */
586        if (opc != NULL) {
587            switch (*(opc+2)) {
588            case 'n':   val = "-Xverify:none";      break;
589            case 'r':   val = "-Xverify:remote";    break;
590            case 'a':   val = "-Xverify:all";       break;
591            default:    val = NULL;                 break;
592            }
593
594            if (val != NULL) {
595                opt.optionString = val;
596                mOptions.add(opt);
597            }
598        }
599
600        opc = strstr(dexoptFlagsBuf, "o=");     /* optimization */
601        if (opc != NULL) {
602            switch (*(opc+2)) {
603            case 'n':   val = "-Xdexopt:none";      break;
604            case 'v':   val = "-Xdexopt:verified";  break;
605            case 'a':   val = "-Xdexopt:all";       break;
606            case 'f':   val = "-Xdexopt:full";      break;
607            default:    val = NULL;                 break;
608            }
609
610            if (val != NULL) {
611                opt.optionString = val;
612                mOptions.add(opt);
613            }
614        }
615
616        opc = strstr(dexoptFlagsBuf, "m=y");    /* register map */
617        if (opc != NULL) {
618            opt.optionString = "-Xgenregmap";
619            mOptions.add(opt);
620
621            /* turn on precise GC while we're at it */
622            opt.optionString = "-Xgc:precise";
623            mOptions.add(opt);
624        }
625    }
626
627    /* enable debugging; set suspend=y to pause during VM init */
628#ifdef HAVE_ANDROID_OS
629    /* use android ADB transport */
630    opt.optionString =
631        "-agentlib:jdwp=transport=dt_android_adb,suspend=n,server=y";
632#else
633    /* use TCP socket; address=0 means start at port 8000 and probe up */
634    LOGI("Using TCP socket for JDWP\n");
635    opt.optionString =
636        "-agentlib:jdwp=transport=dt_socket,suspend=n,server=y,address=0";
637#endif
638    mOptions.add(opt);
639
640    char enableDPBuf[sizeof("-Xdeadlockpredict:") + PROPERTY_VALUE_MAX];
641    property_get("dalvik.vm.deadlock-predict", propBuf, "");
642    if (strlen(propBuf) > 0) {
643        strcpy(enableDPBuf, "-Xdeadlockpredict:");
644        strcat(enableDPBuf, propBuf);
645        opt.optionString = enableDPBuf;
646        mOptions.add(opt);
647    }
648
649    LOGD("CheckJNI is %s\n", checkJni ? "ON" : "OFF");
650    if (checkJni) {
651        /* extended JNI checking */
652        opt.optionString = "-Xcheck:jni";
653        mOptions.add(opt);
654
655        /* set a cap on JNI global references */
656        opt.optionString = "-Xjnigreflimit:2000";
657        mOptions.add(opt);
658
659        /* with -Xcheck:jni, this provides a JNI function call trace */
660        //opt.optionString = "-verbose:jni";
661        //mOptions.add(opt);
662    }
663
664    char lockProfThresholdBuf[sizeof("-Xlockprofthreshold:") + sizeof(propBuf)];
665    property_get("dalvik.vm.lockprof.threshold", propBuf, "");
666    if (strlen(propBuf) > 0) {
667      strcpy(lockProfThresholdBuf, "-Xlockprofthreshold:");
668      strcat(lockProfThresholdBuf, propBuf);
669      opt.optionString = lockProfThresholdBuf;
670      mOptions.add(opt);
671    }
672
673#if defined(WITH_JIT)
674    /* Force interpreter-only mode for selected opcodes. Eg "1-0a,3c,f1-ff" */
675    char jitOpBuf[sizeof("-Xjitop:") + PROPERTY_VALUE_MAX];
676    property_get("dalvik.vm.jit.op", propBuf, "");
677    if (strlen(propBuf) > 0) {
678        strcpy(jitOpBuf, "-Xjitop:");
679        strcat(jitOpBuf, propBuf);
680        opt.optionString = jitOpBuf;
681        mOptions.add(opt);
682    }
683
684    /* Force interpreter-only mode for selected methods */
685    char jitMethodBuf[sizeof("-Xjitmethod:") + PROPERTY_VALUE_MAX];
686    property_get("dalvik.vm.jit.method", propBuf, "");
687    if (strlen(propBuf) > 0) {
688        strcpy(jitMethodBuf, "-Xjitmethod:");
689        strcat(jitMethodBuf, propBuf);
690        opt.optionString = jitMethodBuf;
691        mOptions.add(opt);
692    }
693#endif
694
695    if (executionMode == kEMIntPortable) {
696        opt.optionString = "-Xint:portable";
697        mOptions.add(opt);
698    } else if (executionMode == kEMIntFast) {
699        opt.optionString = "-Xint:fast";
700        mOptions.add(opt);
701#if defined(WITH_JIT)
702    } else if (executionMode == kEMJitCompiler) {
703        opt.optionString = "-Xint:jit";
704        mOptions.add(opt);
705#endif
706    }
707
708    if (checkDexSum) {
709        /* perform additional DEX checksum tests */
710        opt.optionString = "-Xcheckdexsum";
711        mOptions.add(opt);
712    }
713
714    if (logStdio) {
715        /* convert stdout/stderr to log messages */
716        opt.optionString = "-Xlog-stdio";
717        mOptions.add(opt);
718    }
719
720    if (enableAssertBuf[4] != '\0') {
721        /* accept "all" to mean "all classes and packages" */
722        if (strcmp(enableAssertBuf+4, "all") == 0)
723            enableAssertBuf[3] = '\0';
724        LOGI("Assertions enabled: '%s'\n", enableAssertBuf);
725        opt.optionString = enableAssertBuf;
726        mOptions.add(opt);
727    } else {
728        LOGV("Assertions disabled\n");
729    }
730
731    if (jniOptsBuf[10] != '\0') {
732        LOGI("JNI options: '%s'\n", jniOptsBuf);
733        opt.optionString = jniOptsBuf;
734        mOptions.add(opt);
735    }
736
737    if (stackTraceFileBuf[0] != '\0') {
738        static const char* stfOptName = "-Xstacktracefile:";
739
740        stackTraceFile = (char*) malloc(strlen(stfOptName) +
741            strlen(stackTraceFileBuf) +1);
742        strcpy(stackTraceFile, stfOptName);
743        strcat(stackTraceFile, stackTraceFileBuf);
744        opt.optionString = stackTraceFile;
745        mOptions.add(opt);
746    }
747
748    /* extra options; parse this late so it overrides others */
749    property_get("dalvik.vm.extra-opts", extraOptsBuf, "");
750    parseExtraOpts(extraOptsBuf);
751
752    /* Set the properties for locale */
753    {
754        char langOption[sizeof("-Duser.language=") + 3];
755        char regionOption[sizeof("-Duser.region=") + 3];
756        strcpy(langOption, "-Duser.language=");
757        strcpy(regionOption, "-Duser.region=");
758        readLocale(langOption, regionOption);
759        opt.extraInfo = NULL;
760        opt.optionString = langOption;
761        mOptions.add(opt);
762        opt.optionString = regionOption;
763        mOptions.add(opt);
764    }
765
766    /*
767     * We don't have /tmp on the device, but we often have an SD card.  Apps
768     * shouldn't use this, but some test suites might want to exercise it.
769     */
770    opt.optionString = "-Djava.io.tmpdir=/sdcard";
771    mOptions.add(opt);
772
773    initArgs.version = JNI_VERSION_1_4;
774    initArgs.options = mOptions.editArray();
775    initArgs.nOptions = mOptions.size();
776    initArgs.ignoreUnrecognized = JNI_FALSE;
777
778    /*
779     * Initialize the VM.
780     *
781     * The JavaVM* is essentially per-process, and the JNIEnv* is per-thread.
782     * If this call succeeds, the VM is ready, and we can start issuing
783     * JNI calls.
784     */
785    if (JNI_CreateJavaVM(pJavaVM, pEnv, &initArgs) < 0) {
786        LOGE("JNI_CreateJavaVM failed\n");
787        goto bail;
788    }
789
790    result = 0;
791
792bail:
793    free(stackTraceFile);
794    return result;
795}
796
797char* AndroidRuntime::toSlashClassName(const char* className)
798{
799    char* result = strdup(className);
800    for (char* cp = result; *cp != '\0'; cp++) {
801        if (*cp == '.') {
802            *cp = '/';
803        }
804    }
805    return result;
806}
807
808/*
809 * Start the Android runtime.  This involves starting the virtual machine
810 * and calling the "static void main(String[] args)" method in the class
811 * named by "className".
812 *
813 * Passes the main function two arguments, the class name and the specified
814 * options string.
815 */
816void AndroidRuntime::start(const char* className, const char* options)
817{
818    LOGD("\n>>>>>> AndroidRuntime START %s <<<<<<\n",
819            className != NULL ? className : "(unknown)");
820
821    blockSigpipe();
822
823    /*
824     * 'startSystemServer == true' means runtime is obsolete and not run from
825     * init.rc anymore, so we print out the boot start event here.
826     */
827    if (strcmp(options, "start-system-server") == 0) {
828        /* track our progress through the boot sequence */
829        const int LOG_BOOT_PROGRESS_START = 3000;
830        LOG_EVENT_LONG(LOG_BOOT_PROGRESS_START,
831                       ns2ms(systemTime(SYSTEM_TIME_MONOTONIC)));
832    }
833
834    const char* rootDir = getenv("ANDROID_ROOT");
835    if (rootDir == NULL) {
836        rootDir = "/system";
837        if (!hasDir("/system")) {
838            LOG_FATAL("No root directory specified, and /android does not exist.");
839            return;
840        }
841        setenv("ANDROID_ROOT", rootDir, 1);
842    }
843
844    //const char* kernelHack = getenv("LD_ASSUME_KERNEL");
845    //LOGD("Found LD_ASSUME_KERNEL='%s'\n", kernelHack);
846
847    /* start the virtual machine */
848    JNIEnv* env;
849    if (startVm(&mJavaVM, &env) != 0) {
850        return;
851    }
852    onVmCreated(env);
853
854    /*
855     * Register android functions.
856     */
857    if (startReg(env) < 0) {
858        LOGE("Unable to register all android natives\n");
859        return;
860    }
861
862    /*
863     * We want to call main() with a String array with arguments in it.
864     * At present we have two arguments, the class name and an option string.
865     * Create an array to hold them.
866     */
867    jclass stringClass;
868    jobjectArray strArray;
869    jstring classNameStr;
870    jstring optionsStr;
871
872    stringClass = env->FindClass("java/lang/String");
873    assert(stringClass != NULL);
874    strArray = env->NewObjectArray(2, stringClass, NULL);
875    assert(strArray != NULL);
876    classNameStr = env->NewStringUTF(className);
877    assert(classNameStr != NULL);
878    env->SetObjectArrayElement(strArray, 0, classNameStr);
879    optionsStr = env->NewStringUTF(options);
880    env->SetObjectArrayElement(strArray, 1, optionsStr);
881
882    /*
883     * Start VM.  This thread becomes the main thread of the VM, and will
884     * not return until the VM exits.
885     */
886    char* slashClassName = toSlashClassName(className);
887    jclass startClass = env->FindClass(slashClassName);
888    if (startClass == NULL) {
889        LOGE("JavaVM unable to locate class '%s'\n", slashClassName);
890        /* keep going */
891    } else {
892        jmethodID startMeth = env->GetStaticMethodID(startClass, "main",
893            "([Ljava/lang/String;)V");
894        if (startMeth == NULL) {
895            LOGE("JavaVM unable to find main() in '%s'\n", className);
896            /* keep going */
897        } else {
898            env->CallStaticVoidMethod(startClass, startMeth, strArray);
899
900#if 0
901            if (env->ExceptionCheck())
902                threadExitUncaughtException(env);
903#endif
904        }
905    }
906    free(slashClassName);
907
908    LOGD("Shutting down VM\n");
909    if (mJavaVM->DetachCurrentThread() != JNI_OK)
910        LOGW("Warning: unable to detach main thread\n");
911    if (mJavaVM->DestroyJavaVM() != 0)
912        LOGW("Warning: VM did not shut down cleanly\n");
913}
914
915void AndroidRuntime::onExit(int code)
916{
917    LOGV("AndroidRuntime onExit calling exit(%d)", code);
918    exit(code);
919}
920
921void AndroidRuntime::onVmCreated(JNIEnv* env)
922{
923    // If AndroidRuntime had anything to do here, we'd have done it in 'start'.
924}
925
926/*
927 * Get the JNIEnv pointer for this thread.
928 *
929 * Returns NULL if the slot wasn't allocated or populated.
930 */
931/*static*/ JNIEnv* AndroidRuntime::getJNIEnv()
932{
933    JNIEnv* env;
934    JavaVM* vm = AndroidRuntime::getJavaVM();
935    assert(vm != NULL);
936
937    if (vm->GetEnv((void**) &env, JNI_VERSION_1_4) != JNI_OK)
938        return NULL;
939    return env;
940}
941
942/*
943 * Makes the current thread visible to the VM.
944 *
945 * The JNIEnv pointer returned is only valid for the current thread, and
946 * thus must be tucked into thread-local storage.
947 */
948static int javaAttachThread(const char* threadName, JNIEnv** pEnv)
949{
950    JavaVMAttachArgs args;
951    JavaVM* vm;
952    jint result;
953
954    vm = AndroidRuntime::getJavaVM();
955    assert(vm != NULL);
956
957    args.version = JNI_VERSION_1_4;
958    args.name = (char*) threadName;
959    args.group = NULL;
960
961    result = vm->AttachCurrentThread(pEnv, (void*) &args);
962    if (result != JNI_OK)
963        LOGI("NOTE: attach of thread '%s' failed\n", threadName);
964
965    return result;
966}
967
968/*
969 * Detach the current thread from the set visible to the VM.
970 */
971static int javaDetachThread(void)
972{
973    JavaVM* vm;
974    jint result;
975
976    vm = AndroidRuntime::getJavaVM();
977    assert(vm != NULL);
978
979    result = vm->DetachCurrentThread();
980    if (result != JNI_OK)
981        LOGE("ERROR: thread detach failed\n");
982    return result;
983}
984
985/*
986 * When starting a native thread that will be visible from the VM, we
987 * bounce through this to get the right attach/detach action.
988 * Note that this function calls free(args)
989 */
990/*static*/ int AndroidRuntime::javaThreadShell(void* args) {
991    void* start = ((void**)args)[0];
992    void* userData = ((void **)args)[1];
993    char* name = (char*) ((void **)args)[2];        // we own this storage
994    free(args);
995    JNIEnv* env;
996    int result;
997
998    /* hook us into the VM */
999    if (javaAttachThread(name, &env) != JNI_OK)
1000        return -1;
1001
1002    /* start the thread running */
1003    result = (*(android_thread_func_t)start)(userData);
1004
1005    /* unhook us */
1006    javaDetachThread();
1007    free(name);
1008
1009    return result;
1010}
1011
1012/*
1013 * This is invoked from androidCreateThreadEtc() via the callback
1014 * set with androidSetCreateThreadFunc().
1015 *
1016 * We need to create the new thread in such a way that it gets hooked
1017 * into the VM before it really starts executing.
1018 */
1019/*static*/ int AndroidRuntime::javaCreateThreadEtc(
1020                                android_thread_func_t entryFunction,
1021                                void* userData,
1022                                const char* threadName,
1023                                int32_t threadPriority,
1024                                size_t threadStackSize,
1025                                android_thread_id_t* threadId)
1026{
1027    void** args = (void**) malloc(3 * sizeof(void*));   // javaThreadShell must free
1028    int result;
1029
1030    assert(threadName != NULL);
1031
1032    args[0] = (void*) entryFunction;
1033    args[1] = userData;
1034    args[2] = (void*) strdup(threadName);   // javaThreadShell must free
1035
1036    result = androidCreateRawThreadEtc(AndroidRuntime::javaThreadShell, args,
1037        threadName, threadPriority, threadStackSize, threadId);
1038    return result;
1039}
1040
1041/*
1042 * Create a thread that is visible from the VM.
1043 *
1044 * This is called from elsewhere in the library.
1045 */
1046/*static*/ android_thread_id_t AndroidRuntime::createJavaThread(const char* name,
1047    void (*start)(void *), void* arg)
1048{
1049    android_thread_id_t threadId = 0;
1050    javaCreateThreadEtc((android_thread_func_t) start, arg, name,
1051        ANDROID_PRIORITY_DEFAULT, 0, &threadId);
1052    return threadId;
1053}
1054
1055#if 0
1056static void quickTest(void* arg)
1057{
1058    const char* str = (const char*) arg;
1059
1060    printf("In quickTest: %s\n", str);
1061}
1062#endif
1063
1064#ifdef NDEBUG
1065    #define REG_JNI(name)      { name }
1066    struct RegJNIRec {
1067        int (*mProc)(JNIEnv*);
1068    };
1069#else
1070    #define REG_JNI(name)      { name, #name }
1071    struct RegJNIRec {
1072        int (*mProc)(JNIEnv*);
1073        const char* mName;
1074    };
1075#endif
1076
1077typedef void (*RegJAMProc)();
1078
1079static int register_jni_procs(const RegJNIRec array[], size_t count, JNIEnv* env)
1080{
1081    for (size_t i = 0; i < count; i++) {
1082        if (array[i].mProc(env) < 0) {
1083#ifndef NDEBUG
1084            LOGD("----------!!! %s failed to load\n", array[i].mName);
1085#endif
1086            return -1;
1087        }
1088    }
1089    return 0;
1090}
1091
1092static void register_jam_procs(const RegJAMProc array[], size_t count)
1093{
1094    for (size_t i = 0; i < count; i++) {
1095        array[i]();
1096    }
1097}
1098
1099static const RegJNIRec gRegJNI[] = {
1100    REG_JNI(register_android_debug_JNITest),
1101    REG_JNI(register_com_android_internal_os_RuntimeInit),
1102    REG_JNI(register_android_os_SystemClock),
1103    REG_JNI(register_android_util_EventLog),
1104    REG_JNI(register_android_util_Log),
1105    REG_JNI(register_android_util_FloatMath),
1106    REG_JNI(register_android_text_format_Time),
1107    REG_JNI(register_android_pim_EventRecurrence),
1108    REG_JNI(register_android_content_AssetManager),
1109    REG_JNI(register_android_content_StringBlock),
1110    REG_JNI(register_android_content_XmlBlock),
1111    REG_JNI(register_android_emoji_EmojiFactory),
1112    REG_JNI(register_android_text_AndroidCharacter),
1113    REG_JNI(register_android_text_AndroidBidi),
1114    REG_JNI(register_android_text_KeyCharacterMap),
1115    REG_JNI(register_android_os_Process),
1116    REG_JNI(register_android_os_SystemProperties),
1117    REG_JNI(register_android_os_Binder),
1118    REG_JNI(register_android_view_Display),
1119    REG_JNI(register_android_nio_utils),
1120    REG_JNI(register_android_graphics_PixelFormat),
1121    REG_JNI(register_android_graphics_Graphics),
1122    REG_JNI(register_android_view_GLES20Canvas),
1123    REG_JNI(register_android_view_Surface),
1124    REG_JNI(register_android_view_TextureView),
1125    REG_JNI(register_android_view_ViewAncestor),
1126    REG_JNI(register_com_google_android_gles_jni_EGLImpl),
1127    REG_JNI(register_com_google_android_gles_jni_GLImpl),
1128    REG_JNI(register_android_opengl_jni_GLES10),
1129    REG_JNI(register_android_opengl_jni_GLES10Ext),
1130    REG_JNI(register_android_opengl_jni_GLES11),
1131    REG_JNI(register_android_opengl_jni_GLES11Ext),
1132    REG_JNI(register_android_opengl_jni_GLES20),
1133
1134    REG_JNI(register_android_graphics_Bitmap),
1135    REG_JNI(register_android_graphics_BitmapFactory),
1136    REG_JNI(register_android_graphics_BitmapRegionDecoder),
1137    REG_JNI(register_android_graphics_Camera),
1138    REG_JNI(register_android_graphics_Canvas),
1139    REG_JNI(register_android_graphics_ColorFilter),
1140    REG_JNI(register_android_graphics_DrawFilter),
1141    REG_JNI(register_android_graphics_Interpolator),
1142    REG_JNI(register_android_graphics_LayerRasterizer),
1143    REG_JNI(register_android_graphics_MaskFilter),
1144    REG_JNI(register_android_graphics_Matrix),
1145    REG_JNI(register_android_graphics_Movie),
1146    REG_JNI(register_android_graphics_NinePatch),
1147    REG_JNI(register_android_graphics_Paint),
1148    REG_JNI(register_android_graphics_ParcelSurfaceTexture),
1149    REG_JNI(register_android_graphics_Path),
1150    REG_JNI(register_android_graphics_PathMeasure),
1151    REG_JNI(register_android_graphics_PathEffect),
1152    REG_JNI(register_android_graphics_Picture),
1153    REG_JNI(register_android_graphics_PorterDuff),
1154    REG_JNI(register_android_graphics_Rasterizer),
1155    REG_JNI(register_android_graphics_Region),
1156    REG_JNI(register_android_graphics_Shader),
1157    REG_JNI(register_android_graphics_SurfaceTexture),
1158    REG_JNI(register_android_graphics_Typeface),
1159    REG_JNI(register_android_graphics_Xfermode),
1160    REG_JNI(register_android_graphics_YuvImage),
1161    REG_JNI(register_com_android_internal_graphics_NativeUtils),
1162
1163    REG_JNI(register_android_database_CursorWindow),
1164    REG_JNI(register_android_database_SQLiteCompiledSql),
1165    REG_JNI(register_android_database_SQLiteDatabase),
1166    REG_JNI(register_android_database_SQLiteDebug),
1167    REG_JNI(register_android_database_SQLiteProgram),
1168    REG_JNI(register_android_database_SQLiteQuery),
1169    REG_JNI(register_android_database_SQLiteStatement),
1170    REG_JNI(register_android_os_Debug),
1171    REG_JNI(register_android_os_FileObserver),
1172    REG_JNI(register_android_os_FileUtils),
1173    REG_JNI(register_android_os_MessageQueue),
1174    REG_JNI(register_android_os_ParcelFileDescriptor),
1175    REG_JNI(register_android_os_Power),
1176    REG_JNI(register_android_os_StatFs),
1177    REG_JNI(register_android_os_UEventObserver),
1178    REG_JNI(register_android_net_LocalSocketImpl),
1179    REG_JNI(register_android_net_NetworkUtils),
1180    REG_JNI(register_android_net_TrafficStats),
1181    REG_JNI(register_android_net_wifi_WifiManager),
1182    REG_JNI(register_android_nfc_NdefMessage),
1183    REG_JNI(register_android_nfc_NdefRecord),
1184    REG_JNI(register_android_os_MemoryFile),
1185    REG_JNI(register_com_android_internal_os_ZygoteInit),
1186    REG_JNI(register_android_hardware_Camera),
1187    REG_JNI(register_android_hardware_SensorManager),
1188    REG_JNI(register_android_hardware_UsbDevice),
1189    REG_JNI(register_android_hardware_UsbDeviceConnection),
1190    REG_JNI(register_android_hardware_UsbRequest),
1191    REG_JNI(register_android_media_AudioRecord),
1192    REG_JNI(register_android_media_AudioSystem),
1193    REG_JNI(register_android_media_AudioTrack),
1194    REG_JNI(register_android_media_JetPlayer),
1195    REG_JNI(register_android_media_ToneGenerator),
1196
1197    REG_JNI(register_android_opengl_classes),
1198    REG_JNI(register_android_bluetooth_HeadsetBase),
1199    REG_JNI(register_android_bluetooth_BluetoothAudioGateway),
1200    REG_JNI(register_android_bluetooth_BluetoothSocket),
1201    REG_JNI(register_android_server_BluetoothService),
1202    REG_JNI(register_android_server_BluetoothEventLoop),
1203    REG_JNI(register_android_server_BluetoothA2dpService),
1204    REG_JNI(register_android_server_Watchdog),
1205    REG_JNI(register_android_ddm_DdmHandleNativeHeap),
1206    REG_JNI(register_android_backup_BackupDataInput),
1207    REG_JNI(register_android_backup_BackupDataOutput),
1208    REG_JNI(register_android_backup_FileBackupHelperBase),
1209    REG_JNI(register_android_backup_BackupHelperDispatcher),
1210    REG_JNI(register_android_app_backup_FullBackup),
1211    REG_JNI(register_android_app_ActivityThread),
1212    REG_JNI(register_android_app_NativeActivity),
1213    REG_JNI(register_android_view_InputChannel),
1214    REG_JNI(register_android_view_InputQueue),
1215    REG_JNI(register_android_view_KeyEvent),
1216    REG_JNI(register_android_view_MotionEvent),
1217    REG_JNI(register_android_view_PointerIcon),
1218    REG_JNI(register_android_view_VelocityTracker),
1219
1220    REG_JNI(register_android_content_res_ObbScanner),
1221    REG_JNI(register_android_content_res_Configuration),
1222
1223    REG_JNI(register_android_animation_PropertyValuesHolder),
1224};
1225
1226/*
1227 * Register android native functions with the VM.
1228 */
1229/*static*/ int AndroidRuntime::startReg(JNIEnv* env)
1230{
1231    /*
1232     * This hook causes all future threads created in this process to be
1233     * attached to the JavaVM.  (This needs to go away in favor of JNI
1234     * Attach calls.)
1235     */
1236    androidSetCreateThreadFunc((android_create_thread_fn) javaCreateThreadEtc);
1237
1238    LOGV("--- registering native functions ---\n");
1239
1240    /*
1241     * Every "register" function calls one or more things that return
1242     * a local reference (e.g. FindClass).  Because we haven't really
1243     * started the VM yet, they're all getting stored in the base frame
1244     * and never released.  Use Push/Pop to manage the storage.
1245     */
1246    env->PushLocalFrame(200);
1247
1248    if (register_jni_procs(gRegJNI, NELEM(gRegJNI), env) < 0) {
1249        env->PopLocalFrame(NULL);
1250        return -1;
1251    }
1252    env->PopLocalFrame(NULL);
1253
1254    //createJavaThread("fubar", quickTest, (void*) "hello");
1255
1256    return 0;
1257}
1258
1259AndroidRuntime* AndroidRuntime::getRuntime()
1260{
1261    return gCurRuntime;
1262}
1263
1264/**
1265 * Used by WithFramework to register native functions.
1266 */
1267extern "C"
1268jint Java_com_android_internal_util_WithFramework_registerNatives(
1269        JNIEnv* env, jclass clazz) {
1270    return register_jni_procs(gRegJNI, NELEM(gRegJNI), env);
1271}
1272
1273/**
1274 * Used by LoadClass to register native functions.
1275 */
1276extern "C"
1277jint Java_LoadClass_registerNatives(JNIEnv* env, jclass clazz) {
1278    return register_jni_procs(gRegJNI, NELEM(gRegJNI), env);
1279}
1280
1281}   // namespace android
1282