AndroidRuntime.cpp revision 5a03f36ef845f73eb4473193dbb0f93dd12a51af 
1/* //device/libs/android_runtime/AndroidRuntime.cpp
2**
3** Copyright 2006, The Android Open Source Project
4**
5** Licensed under the Apache License, Version 2.0 (the "License");
6** you may not use this file except in compliance with the License.
7** You may obtain a copy of the License at
8**
9**     http://www.apache.org/licenses/LICENSE-2.0
10**
11** Unless required by applicable law or agreed to in writing, software
12** distributed under the License is distributed on an "AS IS" BASIS,
13** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14** See the License for the specific language governing permissions and
15** limitations under the License.
16*/
17
18#define LOG_TAG "AndroidRuntime"
19//#define LOG_NDEBUG 0
20
21#include <android_runtime/AndroidRuntime.h>
22#include <binder/IBinder.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_Camera(JNIEnv* env);
57extern int register_android_graphics_Graphics(JNIEnv* env);
58extern int register_android_graphics_Interpolator(JNIEnv* env);
59extern int register_android_graphics_LayerRasterizer(JNIEnv*);
60extern int register_android_graphics_MaskFilter(JNIEnv* env);
61extern int register_android_graphics_Movie(JNIEnv* env);
62extern int register_android_graphics_NinePatch(JNIEnv*);
63extern int register_android_graphics_PathEffect(JNIEnv* env);
64extern int register_android_graphics_Region(JNIEnv* env);
65extern int register_android_graphics_Shader(JNIEnv* env);
66extern int register_android_graphics_Typeface(JNIEnv* env);
67
68extern int register_com_google_android_gles_jni_EGLImpl(JNIEnv* env);
69extern int register_com_google_android_gles_jni_GLImpl(JNIEnv* env);
70extern int register_android_opengl_jni_GLES10(JNIEnv* env);
71extern int register_android_opengl_jni_GLES10Ext(JNIEnv* env);
72extern int register_android_opengl_jni_GLES11(JNIEnv* env);
73extern int register_android_opengl_jni_GLES11Ext(JNIEnv* env);
74
75extern int register_android_hardware_Camera(JNIEnv *env);
76
77extern int register_android_hardware_SensorManager(JNIEnv *env);
78
79extern int register_android_media_AudioRecord(JNIEnv *env);
80extern int register_android_media_AudioSystem(JNIEnv *env);
81extern int register_android_media_AudioTrack(JNIEnv *env);
82extern int register_android_media_JetPlayer(JNIEnv *env);
83extern int register_android_media_ToneGenerator(JNIEnv *env);
84
85extern int register_android_message_digest_sha1(JNIEnv *env);
86
87extern int register_android_util_FloatMath(JNIEnv* env);
88
89namespace android {
90
91/*
92 * JNI-based registration functions.  Note these are properly contained in
93 * namespace android.
94 */
95extern int register_android_content_AssetManager(JNIEnv* env);
96extern int register_android_util_EventLog(JNIEnv* env);
97extern int register_android_util_Log(JNIEnv* env);
98extern int register_android_content_StringBlock(JNIEnv* env);
99extern int register_android_content_XmlBlock(JNIEnv* env);
100extern int register_android_emoji_EmojiFactory(JNIEnv* env);
101extern int register_android_graphics_Canvas(JNIEnv* env);
102extern int register_android_graphics_ColorFilter(JNIEnv* env);
103extern int register_android_graphics_DrawFilter(JNIEnv* env);
104extern int register_android_graphics_Matrix(JNIEnv* env);
105extern int register_android_graphics_Paint(JNIEnv* env);
106extern int register_android_graphics_Path(JNIEnv* env);
107extern int register_android_graphics_PathMeasure(JNIEnv* env);
108extern int register_android_graphics_Picture(JNIEnv*);
109extern int register_android_graphics_PorterDuff(JNIEnv* env);
110extern int register_android_graphics_Rasterizer(JNIEnv* env);
111extern int register_android_graphics_Xfermode(JNIEnv* env);
112extern int register_android_graphics_PixelFormat(JNIEnv* env);
113extern int register_com_android_internal_graphics_NativeUtils(JNIEnv *env);
114extern int register_android_view_Display(JNIEnv* env);
115extern int register_android_view_Surface(JNIEnv* env);
116extern int register_android_view_ViewRoot(JNIEnv* env);
117extern int register_android_database_CursorWindow(JNIEnv* env);
118extern int register_android_database_SQLiteCompiledSql(JNIEnv* env);
119extern int register_android_database_SQLiteDatabase(JNIEnv* env);
120extern int register_android_database_SQLiteDebug(JNIEnv* env);
121extern int register_android_database_SQLiteProgram(JNIEnv* env);
122extern int register_android_database_SQLiteQuery(JNIEnv* env);
123extern int register_android_database_SQLiteStatement(JNIEnv* env);
124extern int register_android_debug_JNITest(JNIEnv* env);
125extern int register_android_nio_utils(JNIEnv* env);
126extern int register_android_pim_EventRecurrence(JNIEnv* env);
127extern int register_android_text_format_Time(JNIEnv* env);
128extern int register_android_os_Debug(JNIEnv* env);
129extern int register_android_os_ParcelFileDescriptor(JNIEnv *env);
130extern int register_android_os_Power(JNIEnv *env);
131extern int register_android_os_StatFs(JNIEnv *env);
132extern int register_android_os_SystemProperties(JNIEnv *env);
133extern int register_android_os_Hardware(JNIEnv* env);
134extern int register_android_os_SystemClock(JNIEnv* env);
135extern int register_android_os_FileObserver(JNIEnv *env);
136extern int register_android_os_FileUtils(JNIEnv *env);
137extern int register_android_os_UEventObserver(JNIEnv* env);
138extern int register_android_os_MemoryFile(JNIEnv* env);
139extern int register_android_net_LocalSocketImpl(JNIEnv* env);
140extern int register_android_net_NetworkUtils(JNIEnv* env);
141extern int register_android_net_wifi_WifiManager(JNIEnv* env);
142extern int register_android_security_Md5MessageDigest(JNIEnv *env);
143extern int register_android_text_AndroidCharacter(JNIEnv *env);
144extern int register_android_text_KeyCharacterMap(JNIEnv *env);
145extern int register_android_opengl_classes(JNIEnv *env);
146extern int register_android_bluetooth_HeadsetBase(JNIEnv* env);
147extern int register_android_bluetooth_BluetoothAudioGateway(JNIEnv* env);
148extern int register_android_bluetooth_BluetoothSocket(JNIEnv *env);
149extern int register_android_bluetooth_ScoSocket(JNIEnv *env);
150extern int register_android_server_BluetoothService(JNIEnv* env);
151extern int register_android_server_BluetoothEventLoop(JNIEnv *env);
152extern int register_android_server_BluetoothA2dpService(JNIEnv* env);
153extern int register_android_ddm_DdmHandleNativeHeap(JNIEnv *env);
154extern int register_com_android_internal_os_ZygoteInit(JNIEnv* env);
155extern int register_android_util_Base64(JNIEnv* env);
156extern int register_android_location_GpsLocationProvider(JNIEnv* env);
157extern int register_android_backup_BackupDataInput(JNIEnv *env);
158extern int register_android_backup_BackupDataOutput(JNIEnv *env);
159extern int register_android_backup_FileBackupHelperBase(JNIEnv *env);
160extern int register_android_backup_BackupHelperDispatcher(JNIEnv *env);
161
162static AndroidRuntime* gCurRuntime = NULL;
163
164static void doThrow(JNIEnv* env, const char* exc, const char* msg = NULL)
165{
166    if (jniThrowException(env, exc, msg) != 0)
167        assert(false);
168}
169
170/*
171 * Code written in the Java Programming Language calls here from main().
172 */
173static void com_android_internal_os_RuntimeInit_finishInit(JNIEnv* env, jobject clazz)
174{
175    gCurRuntime->onStarted();
176}
177
178static void com_android_internal_os_RuntimeInit_zygoteInit(JNIEnv* env, jobject clazz)
179{
180    gCurRuntime->onZygoteInit();
181}
182
183static jint com_android_internal_os_RuntimeInit_isComputerOn(JNIEnv* env, jobject clazz)
184{
185    return 1;
186}
187
188static void com_android_internal_os_RuntimeInit_turnComputerOn(JNIEnv* env, jobject clazz)
189{
190}
191
192static jint com_android_internal_os_RuntimeInit_getQwertyKeyboard(JNIEnv* env, jobject clazz)
193{
194    char* value = getenv("qwerty");
195    if (value != NULL && strcmp(value, "true") == 0) {
196        return 1;
197    }
198
199    return 0;
200}
201
202/*
203 * JNI registration.
204 */
205static JNINativeMethod gMethods[] = {
206    { "finishInit", "()V",
207        (void*) com_android_internal_os_RuntimeInit_finishInit },
208    { "zygoteInitNative", "()V",
209        (void*) com_android_internal_os_RuntimeInit_zygoteInit },
210    { "isComputerOn", "()I",
211        (void*) com_android_internal_os_RuntimeInit_isComputerOn },
212    { "turnComputerOn", "()V",
213        (void*) com_android_internal_os_RuntimeInit_turnComputerOn },
214    { "getQwertyKeyboard", "()I",
215        (void*) com_android_internal_os_RuntimeInit_getQwertyKeyboard },
216};
217
218int register_com_android_internal_os_RuntimeInit(JNIEnv* env)
219{
220    return jniRegisterNativeMethods(env, "com/android/internal/os/RuntimeInit",
221        gMethods, NELEM(gMethods));
222}
223
224// ----------------------------------------------------------------------
225
226/*static*/ JavaVM* AndroidRuntime::mJavaVM = NULL;
227
228
229AndroidRuntime::AndroidRuntime()
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
264/*
265 * Call a static Java Programming Language function that takes no arguments and returns void.
266 */
267status_t AndroidRuntime::callStatic(const char* className, const char* methodName)
268{
269    JNIEnv* env;
270    jclass clazz;
271    jmethodID methodId;
272
273    env = getJNIEnv();
274    if (env == NULL)
275        return UNKNOWN_ERROR;
276
277    clazz = findClass(env, className);
278    if (clazz == NULL) {
279        LOGE("ERROR: could not find class '%s'\n", className);
280        return UNKNOWN_ERROR;
281    }
282    methodId = env->GetStaticMethodID(clazz, methodName, "()V");
283    if (methodId == NULL) {
284        LOGE("ERROR: could not find method %s.%s\n", className, methodName);
285        return UNKNOWN_ERROR;
286    }
287
288    env->CallStaticVoidMethod(clazz, methodId);
289
290    return NO_ERROR;
291}
292
293status_t AndroidRuntime::callMain(
294    const char* className, int argc, const char* const argv[])
295{
296    JNIEnv* env;
297    jclass clazz;
298    jmethodID methodId;
299
300    env = getJNIEnv();
301    if (env == NULL)
302        return UNKNOWN_ERROR;
303
304    clazz = findClass(env, className);
305    if (clazz == NULL) {
306        LOGE("ERROR: could not find class '%s'\n", className);
307        return UNKNOWN_ERROR;
308    }
309
310    methodId = env->GetStaticMethodID(clazz, "main", "([Ljava/lang/String;)V");
311    if (methodId == NULL) {
312        LOGE("ERROR: could not find method %s.main(String[])\n", className);
313        return UNKNOWN_ERROR;
314    }
315
316    /*
317     * We want to call main() with a String array with our arguments in it.
318     * Create an array and populate it.
319     */
320    jclass stringClass;
321    jobjectArray strArray;
322
323    stringClass = env->FindClass("java/lang/String");
324    strArray = env->NewObjectArray(argc, stringClass, NULL);
325
326    for (int i = 0; i < argc; i++) {
327        jstring argStr = env->NewStringUTF(argv[i]);
328        env->SetObjectArrayElement(strArray, i, argStr);
329    }
330
331    env->CallStaticVoidMethod(clazz, methodId, strArray);
332    return NO_ERROR;
333}
334
335/*
336 * Find the named class.
337 */
338jclass AndroidRuntime::findClass(JNIEnv* env, const char* className)
339{
340    char* convName = NULL;
341
342    if (env->ExceptionCheck()) {
343        LOGE("ERROR: exception pending on entry to findClass()\n");
344        return NULL;
345    }
346
347    /*
348     * JNI FindClass uses class names with slashes, but ClassLoader.loadClass
349     * uses the dotted "binary name" format.  We don't need to convert the
350     * name with the new approach.
351     */
352#if 0
353    /* (convName only created if necessary -- use className) */
354    for (char* cp = const_cast<char*>(className); *cp != '\0'; cp++) {
355        if (*cp == '.') {
356            if (convName == NULL) {
357                convName = strdup(className);
358                cp = convName + (cp-className);
359                className = convName;
360            }
361            *cp = '/';
362        }
363    }
364#endif
365
366    /*
367     * This is a little awkward because the JNI FindClass call uses the
368     * class loader associated with the native method we're executing in.
369     * Because this native method is part of a "boot" class, JNI doesn't
370     * look for the class in CLASSPATH, which unfortunately is a likely
371     * location for it.  (Had we issued the FindClass call before calling
372     * into the VM -- at which point there isn't a native method frame on
373     * the stack -- the VM would have checked CLASSPATH.  We have to do
374     * this because we call into Java Programming Language code and
375     * bounce back out.)
376     *
377     * JNI lacks a "find class in a specific class loader" operation, so we
378     * have to do things the hard way.
379     */
380    jclass cls = NULL;
381    //cls = env->FindClass(className);
382
383    jclass javaLangClassLoader;
384    jmethodID getSystemClassLoader, loadClass;
385    jobject systemClassLoader;
386    jstring strClassName;
387
388    /* find the "system" class loader; none of this is expected to fail */
389    javaLangClassLoader = env->FindClass("java/lang/ClassLoader");
390    assert(javaLangClassLoader != NULL);
391    getSystemClassLoader = env->GetStaticMethodID(javaLangClassLoader,
392        "getSystemClassLoader", "()Ljava/lang/ClassLoader;");
393    loadClass = env->GetMethodID(javaLangClassLoader,
394        "loadClass", "(Ljava/lang/String;)Ljava/lang/Class;");
395    assert(getSystemClassLoader != NULL && loadClass != NULL);
396    systemClassLoader = env->CallStaticObjectMethod(javaLangClassLoader,
397        getSystemClassLoader);
398    assert(systemClassLoader != NULL);
399
400    /* create an object for the class name string; alloc could fail */
401    strClassName = env->NewStringUTF(className);
402    if (env->ExceptionCheck()) {
403        LOGE("ERROR: unable to convert '%s' to string\n", className);
404        goto bail;
405    }
406    LOGV("system class loader is %p, loading %p (%s)\n",
407        systemClassLoader, strClassName, className);
408
409    /* try to find the named class */
410    cls = (jclass) env->CallObjectMethod(systemClassLoader, loadClass,
411                        strClassName);
412    if (env->ExceptionCheck()) {
413        LOGE("ERROR: unable to load class '%s' from %p\n",
414            className, systemClassLoader);
415        cls = NULL;
416        goto bail;
417    }
418
419bail:
420    free(convName);
421    return cls;
422}
423
424/*
425 * The VM calls this through the "exit" hook.
426 */
427static void runtime_exit(int code)
428{
429    gCurRuntime->onExit(code);
430    exit(code);
431}
432
433/*
434 * The VM calls this through the "vfprintf" hook.
435 *
436 * We ignore "fp" and just write the results to the log file.
437 */
438static void runtime_vfprintf(FILE* fp, const char* format, va_list ap)
439{
440    LOG_PRI_VA(ANDROID_LOG_INFO, "vm-printf", format, ap);
441}
442
443
444/**
445 * Add VM arguments to the to-be-executed VM
446 * Stops at first non '-' argument (also stops at an argument of '--')
447 * Returns the number of args consumed
448 */
449int AndroidRuntime::addVmArguments(int argc, const char* const argv[])
450{
451    int i;
452
453    for (i = 0; i<argc; i++) {
454        if (argv[i][0] != '-') {
455            return i;
456        }
457        if (argv[i][1] == '-' && argv[i][2] == 0) {
458            return i+1;
459        }
460
461        JavaVMOption opt;
462        memset(&opt, 0, sizeof(opt));
463        opt.optionString = (char*)argv[i];
464        mOptions.add(opt);
465    }
466    return i;
467}
468
469static int hasDir(const char* dir)
470{
471    struct stat s;
472    int res = stat(dir, &s);
473    if (res == 0) {
474        return S_ISDIR(s.st_mode);
475    }
476    return 0;
477}
478
479/*
480 * We just want failed write() calls to just return with an error.
481 */
482static void blockSigpipe()
483{
484    sigset_t mask;
485
486    sigemptyset(&mask);
487    sigaddset(&mask, SIGPIPE);
488    if (sigprocmask(SIG_BLOCK, &mask, NULL) != 0)
489        LOGW("WARNING: SIGPIPE not blocked\n");
490}
491
492/*
493 * Read the persistent locale.
494 */
495static void readLocale(char* language, char* region)
496{
497    char propLang[PROPERTY_VALUE_MAX], propRegn[PROPERTY_VALUE_MAX];
498
499    property_get("persist.sys.language", propLang, "");
500    property_get("persist.sys.country", propRegn, "");
501    if (*propLang == 0 && *propRegn == 0) {
502        /* Set to ro properties, default is en_US */
503        property_get("ro.product.locale.language", propLang, "en");
504        property_get("ro.product.locale.region", propRegn, "US");
505    }
506    strncat(language, propLang, 2);
507    strncat(region, propRegn, 2);
508    //LOGD("language=%s region=%s\n", language, region);
509}
510
511/*
512 * Start the Dalvik Virtual Machine.
513 *
514 * Various arguments, most determined by system properties, are passed in.
515 * The "mOptions" vector is updated.
516 *
517 * Returns 0 on success.
518 */
519int AndroidRuntime::startVm(JavaVM** pJavaVM, JNIEnv** pEnv)
520{
521    int result = -1;
522    JavaVMInitArgs initArgs;
523    JavaVMOption opt;
524    char propBuf[PROPERTY_VALUE_MAX];
525    char stackTraceFileBuf[PROPERTY_VALUE_MAX];
526    char dexoptFlagsBuf[PROPERTY_VALUE_MAX];
527    char enableAssertBuf[sizeof("-ea:")-1 + PROPERTY_VALUE_MAX];
528    char jniOptsBuf[sizeof("-Xjniopts:")-1 + PROPERTY_VALUE_MAX];
529    char heapsizeOptsBuf[sizeof("-Xmx")-1 + PROPERTY_VALUE_MAX];
530    char* stackTraceFile = NULL;
531    bool checkJni = false;
532    bool checkDexSum = false;
533    bool logStdio = false;
534    enum {
535      kEMDefault,
536      kEMIntPortable,
537      kEMIntFast,
538#if defined(WITH_JIT)
539      kEMJitCompiler,
540#endif
541    } executionMode = kEMDefault;
542
543
544    property_get("dalvik.vm.checkjni", propBuf, "");
545    if (strcmp(propBuf, "true") == 0) {
546        checkJni = true;
547    } else if (strcmp(propBuf, "false") != 0) {
548        /* property is neither true nor false; fall back on kernel parameter */
549        property_get("ro.kernel.android.checkjni", propBuf, "");
550        if (propBuf[0] == '1') {
551            checkJni = true;
552        }
553    }
554
555    property_get("dalvik.vm.execution-mode", propBuf, "");
556    if (strcmp(propBuf, "int:portable") == 0) {
557        executionMode = kEMIntPortable;
558    } else if (strcmp(propBuf, "int:fast") == 0) {
559        executionMode = kEMIntFast;
560#if defined(WITH_JIT)
561    } else if (strcmp(propBuf, "int:jit") == 0) {
562        executionMode = kEMJitCompiler;
563#endif
564    }
565
566    property_get("dalvik.vm.stack-trace-file", stackTraceFileBuf, "");
567
568    property_get("dalvik.vm.check-dex-sum", propBuf, "");
569    if (strcmp(propBuf, "true") == 0) {
570        checkDexSum = true;
571    }
572
573    property_get("log.redirect-stdio", propBuf, "");
574    if (strcmp(propBuf, "true") == 0) {
575        logStdio = true;
576    }
577
578    strcpy(enableAssertBuf, "-ea:");
579    property_get("dalvik.vm.enableassertions", enableAssertBuf+4, "");
580
581    strcpy(jniOptsBuf, "-Xjniopts:");
582    property_get("dalvik.vm.jniopts", jniOptsBuf+10, "");
583
584    /* route exit() to our handler */
585    opt.extraInfo = (void*) runtime_exit;
586    opt.optionString = "exit";
587    mOptions.add(opt);
588
589    /* route fprintf() to our handler */
590    opt.extraInfo = (void*) runtime_vfprintf;
591    opt.optionString = "vfprintf";
592    mOptions.add(opt);
593
594    opt.extraInfo = NULL;
595
596    /* enable verbose; standard options are { jni, gc, class } */
597    //options[curOpt++].optionString = "-verbose:jni";
598    opt.optionString = "-verbose:gc";
599    mOptions.add(opt);
600    //options[curOpt++].optionString = "-verbose:class";
601
602    strcpy(heapsizeOptsBuf, "-Xmx");
603    property_get("dalvik.vm.heapsize", heapsizeOptsBuf+4, "16m");
604    //LOGI("Heap size: %s", heapsizeOptsBuf);
605    opt.optionString = heapsizeOptsBuf;
606    mOptions.add(opt);
607
608    /*
609     * Enable or disable dexopt features, such as bytecode verification and
610     * calculation of register maps for precise GC.
611     */
612    property_get("dalvik.vm.dexopt-flags", dexoptFlagsBuf, "");
613    if (dexoptFlagsBuf[0] != '\0') {
614        const char* opc;
615        const char* val;
616
617        opc = strstr(dexoptFlagsBuf, "v=");     /* verification */
618        if (opc != NULL) {
619            switch (*(opc+2)) {
620            case 'n':   val = "-Xverify:none";      break;
621            case 'r':   val = "-Xverify:remote";    break;
622            case 'a':   val = "-Xverify:all";       break;
623            default:    val = NULL;                 break;
624            }
625
626            if (val != NULL) {
627                opt.optionString = val;
628                mOptions.add(opt);
629            }
630        }
631
632        opc = strstr(dexoptFlagsBuf, "o=");     /* optimization */
633        if (opc != NULL) {
634            switch (*(opc+2)) {
635            case 'n':   val = "-Xdexopt:none";      break;
636            case 'v':   val = "-Xdexopt:verified";  break;
637            case 'a':   val = "-Xdexopt:all";       break;
638            default:    val = NULL;                 break;
639            }
640
641            if (val != NULL) {
642                opt.optionString = val;
643                mOptions.add(opt);
644            }
645        }
646
647        opc = strstr(dexoptFlagsBuf, "m=y");    /* register map */
648        if (opc != NULL) {
649            opt.optionString = "-Xgenregmap";
650            mOptions.add(opt);
651
652            /* turn on precise GC while we're at it */
653            opt.optionString = "-Xgc:precise";
654            mOptions.add(opt);
655        }
656    }
657
658    /* enable debugging; set suspend=y to pause during VM init */
659#ifdef HAVE_ANDROID_OS
660    /* use android ADB transport */
661    opt.optionString =
662        "-agentlib:jdwp=transport=dt_android_adb,suspend=n,server=y";
663#else
664    /* use TCP socket; address=0 means start at port 8000 and probe up */
665    LOGI("Using TCP socket for JDWP\n");
666    opt.optionString =
667        "-agentlib:jdwp=transport=dt_socket,suspend=n,server=y,address=0";
668#endif
669    mOptions.add(opt);
670
671    char enableDPBuf[sizeof("-Xdeadlockpredict:") + PROPERTY_VALUE_MAX];
672    property_get("dalvik.vm.deadlock-predict", propBuf, "");
673    if (strlen(propBuf) > 0) {
674        strcpy(enableDPBuf, "-Xdeadlockpredict:");
675        strcat(enableDPBuf, propBuf);
676        opt.optionString = enableDPBuf;
677        mOptions.add(opt);
678    }
679
680    LOGD("CheckJNI is %s\n", checkJni ? "ON" : "OFF");
681    if (checkJni) {
682        /* extended JNI checking */
683        opt.optionString = "-Xcheck:jni";
684        mOptions.add(opt);
685
686        /* set a cap on JNI global references */
687        opt.optionString = "-Xjnigreflimit:2000";
688        mOptions.add(opt);
689
690        /* with -Xcheck:jni, this provides a JNI function call trace */
691        //opt.optionString = "-verbose:jni";
692        //mOptions.add(opt);
693    }
694
695#if defined(WITH_JIT)
696    /* Minimal profile threshold to trigger JIT compilation */
697    char jitThresholdBuf[sizeof("-Xthreshold:") + PROPERTY_VALUE_MAX];
698    property_get("dalvik.vm.jit.threshold", propBuf, "");
699    if (strlen(propBuf) > 0) {
700        strcpy(jitThresholdBuf, "-Xthreshold:");
701        strcat(jitThresholdBuf, propBuf);
702        opt.optionString = jitThresholdBuf;
703        mOptions.add(opt);
704    }
705
706    /* Force interpreter-only mode for selected opcodes. Eg "1-0a,3c,f1-ff" */
707    char jitOpBuf[sizeof("-Xjitop:") + PROPERTY_VALUE_MAX];
708    property_get("dalvik.vm.jit.op", propBuf, "");
709    if (strlen(propBuf) > 0) {
710        strcpy(jitOpBuf, "-Xjitop:");
711        strcat(jitOpBuf, propBuf);
712        opt.optionString = jitOpBuf;
713        mOptions.add(opt);
714    }
715
716    /*
717     * Reverse the polarity of dalvik.vm.jit.op and force interpreter-only
718     * for non-selected opcodes.
719     */
720    property_get("dalvik.vm.jit.includeop", propBuf, "");
721    if (strlen(propBuf) > 0) {
722        opt.optionString = "-Xincludeselectedop";
723        mOptions.add(opt);
724    }
725
726    /* Force interpreter-only mode for selected methods */
727    char jitMethodBuf[sizeof("-Xjitmethod:") + PROPERTY_VALUE_MAX];
728    property_get("dalvik.vm.jit.method", propBuf, "");
729    if (strlen(propBuf) > 0) {
730        strcpy(jitMethodBuf, "-Xjitmethod:");
731        strcat(jitMethodBuf, propBuf);
732        opt.optionString = jitMethodBuf;
733        mOptions.add(opt);
734    }
735
736    /*
737     * Reverse the polarity of dalvik.vm.jit.method and force interpreter-only
738     * for non-selected methods.
739     */
740    property_get("dalvik.vm.jit.includemethod", propBuf, "");
741    if (strlen(propBuf) > 0) {
742        opt.optionString = "-Xincludeselectedmethod";
743        mOptions.add(opt);
744    }
745
746    /*
747     * Enable profile collection on JIT'ed code.
748     */
749    property_get("dalvik.vm.jit.profile", propBuf, "");
750    if (strlen(propBuf) > 0) {
751        opt.optionString = "-Xjitprofile";
752        mOptions.add(opt);
753    }
754#endif
755
756    if (executionMode == kEMIntPortable) {
757        opt.optionString = "-Xint:portable";
758        mOptions.add(opt);
759    } else if (executionMode == kEMIntFast) {
760        opt.optionString = "-Xint:fast";
761        mOptions.add(opt);
762#if defined(WITH_JIT)
763    } else if (executionMode == kEMJitCompiler) {
764        opt.optionString = "-Xint:jit";
765        mOptions.add(opt);
766#endif
767    }
768
769    if (checkDexSum) {
770        /* perform additional DEX checksum tests */
771        opt.optionString = "-Xcheckdexsum";
772        mOptions.add(opt);
773    }
774
775    if (logStdio) {
776        /* convert stdout/stderr to log messages */
777        opt.optionString = "-Xlog-stdio";
778        mOptions.add(opt);
779    }
780
781    if (enableAssertBuf[4] != '\0') {
782        /* accept "all" to mean "all classes and packages" */
783        if (strcmp(enableAssertBuf+4, "all") == 0)
784            enableAssertBuf[3] = '\0';
785        LOGI("Assertions enabled: '%s'\n", enableAssertBuf);
786        opt.optionString = enableAssertBuf;
787        mOptions.add(opt);
788    } else {
789        LOGV("Assertions disabled\n");
790    }
791
792    if (jniOptsBuf[10] != '\0') {
793        LOGI("JNI options: '%s'\n", jniOptsBuf);
794        opt.optionString = jniOptsBuf;
795        mOptions.add(opt);
796    }
797
798    if (stackTraceFileBuf[0] != '\0') {
799        static const char* stfOptName = "-Xstacktracefile:";
800
801        stackTraceFile = (char*) malloc(strlen(stfOptName) +
802            strlen(stackTraceFileBuf) +1);
803        strcpy(stackTraceFile, stfOptName);
804        strcat(stackTraceFile, stackTraceFileBuf);
805        opt.optionString = stackTraceFile;
806        mOptions.add(opt);
807    }
808
809    /* Set the properties for locale */
810    {
811        char langOption[sizeof("-Duser.language=") + 3];
812        char regionOption[sizeof("-Duser.region=") + 3];
813        strcpy(langOption, "-Duser.language=");
814        strcpy(regionOption, "-Duser.region=");
815        readLocale(langOption, regionOption);
816        opt.extraInfo = NULL;
817        opt.optionString = langOption;
818        mOptions.add(opt);
819        opt.optionString = regionOption;
820        mOptions.add(opt);
821    }
822
823    /*
824     * We don't have /tmp on the device, but we often have an SD card.  Apps
825     * shouldn't use this, but some test suites might want to exercise it.
826     */
827    opt.optionString = "-Djava.io.tmpdir=/sdcard";
828    mOptions.add(opt);
829
830    initArgs.version = JNI_VERSION_1_4;
831    initArgs.options = mOptions.editArray();
832    initArgs.nOptions = mOptions.size();
833    initArgs.ignoreUnrecognized = JNI_FALSE;
834
835    /*
836     * Initialize the VM.
837     *
838     * The JavaVM* is essentially per-process, and the JNIEnv* is per-thread.
839     * If this call succeeds, the VM is ready, and we can start issuing
840     * JNI calls.
841     */
842    if (JNI_CreateJavaVM(pJavaVM, pEnv, &initArgs) < 0) {
843        LOGE("JNI_CreateJavaVM failed\n");
844        goto bail;
845    }
846
847    result = 0;
848
849bail:
850    free(stackTraceFile);
851    return result;
852}
853
854/*
855 * Start the Android runtime.  This involves starting the virtual machine
856 * and calling the "static void main(String[] args)" method in the class
857 * named by "className".
858 */
859void AndroidRuntime::start(const char* className, const bool startSystemServer)
860{
861    LOGD("\n>>>>>>>>>>>>>> AndroidRuntime START <<<<<<<<<<<<<<\n");
862
863    char* slashClassName = NULL;
864    char* cp;
865    JNIEnv* env;
866
867    blockSigpipe();
868
869    /*
870     * 'startSystemServer == true' means runtime is obslete and not run from
871     * init.rc anymore, so we print out the boot start event here.
872     */
873    if (startSystemServer) {
874        /* track our progress through the boot sequence */
875        const int LOG_BOOT_PROGRESS_START = 3000;
876        LOG_EVENT_LONG(LOG_BOOT_PROGRESS_START,
877                       ns2ms(systemTime(SYSTEM_TIME_MONOTONIC)));
878    }
879
880    const char* rootDir = getenv("ANDROID_ROOT");
881    if (rootDir == NULL) {
882        rootDir = "/system";
883        if (!hasDir("/system")) {
884            LOG_FATAL("No root directory specified, and /android does not exist.");
885            goto bail;
886        }
887        setenv("ANDROID_ROOT", rootDir, 1);
888    }
889
890    //const char* kernelHack = getenv("LD_ASSUME_KERNEL");
891    //LOGD("Found LD_ASSUME_KERNEL='%s'\n", kernelHack);
892
893    /* start the virtual machine */
894    if (startVm(&mJavaVM, &env) != 0)
895        goto bail;
896
897    /*
898     * Register android functions.
899     */
900    if (startReg(env) < 0) {
901        LOGE("Unable to register all android natives\n");
902        goto bail;
903    }
904
905    /*
906     * We want to call main() with a String array with arguments in it.
907     * At present we only have one argument, the class name.  Create an
908     * array to hold it.
909     */
910    jclass stringClass;
911    jobjectArray strArray;
912    jstring classNameStr;
913    jstring startSystemServerStr;
914
915    stringClass = env->FindClass("java/lang/String");
916    assert(stringClass != NULL);
917    strArray = env->NewObjectArray(2, stringClass, NULL);
918    assert(strArray != NULL);
919    classNameStr = env->NewStringUTF(className);
920    assert(classNameStr != NULL);
921    env->SetObjectArrayElement(strArray, 0, classNameStr);
922    startSystemServerStr = env->NewStringUTF(startSystemServer ?
923                                                 "true" : "false");
924    env->SetObjectArrayElement(strArray, 1, startSystemServerStr);
925
926    /*
927     * Start VM.  This thread becomes the main thread of the VM, and will
928     * not return until the VM exits.
929     */
930    jclass startClass;
931    jmethodID startMeth;
932
933    slashClassName = strdup(className);
934    for (cp = slashClassName; *cp != '\0'; cp++)
935        if (*cp == '.')
936            *cp = '/';
937
938    startClass = env->FindClass(slashClassName);
939    if (startClass == NULL) {
940        LOGE("JavaVM unable to locate class '%s'\n", slashClassName);
941        /* keep going */
942    } else {
943        startMeth = env->GetStaticMethodID(startClass, "main",
944            "([Ljava/lang/String;)V");
945        if (startMeth == NULL) {
946            LOGE("JavaVM unable to find main() in '%s'\n", className);
947            /* keep going */
948        } else {
949            env->CallStaticVoidMethod(startClass, startMeth, strArray);
950
951#if 0
952            if (env->ExceptionCheck())
953                threadExitUncaughtException(env);
954#endif
955        }
956    }
957
958    LOGD("Shutting down VM\n");
959    if (mJavaVM->DetachCurrentThread() != JNI_OK)
960        LOGW("Warning: unable to detach main thread\n");
961    if (mJavaVM->DestroyJavaVM() != 0)
962        LOGW("Warning: VM did not shut down cleanly\n");
963
964bail:
965    free(slashClassName);
966}
967
968void AndroidRuntime::start()
969{
970    start("com.android.internal.os.RuntimeInit",
971        false /* Don't start the system server */);
972}
973
974void AndroidRuntime::onExit(int code)
975{
976    LOGI("AndroidRuntime onExit calling exit(%d)", code);
977    exit(code);
978}
979
980/*
981 * Get the JNIEnv pointer for this thread.
982 *
983 * Returns NULL if the slot wasn't allocated or populated.
984 */
985/*static*/ JNIEnv* AndroidRuntime::getJNIEnv()
986{
987    JNIEnv* env;
988    JavaVM* vm = AndroidRuntime::getJavaVM();
989    assert(vm != NULL);
990
991    if (vm->GetEnv((void**) &env, JNI_VERSION_1_4) != JNI_OK)
992        return NULL;
993    return env;
994}
995
996/*
997 * Makes the current thread visible to the VM.
998 *
999 * The JNIEnv pointer returned is only valid for the current thread, and
1000 * thus must be tucked into thread-local storage.
1001 */
1002static int javaAttachThread(const char* threadName, JNIEnv** pEnv)
1003{
1004    JavaVMAttachArgs args;
1005    JavaVM* vm;
1006    jint result;
1007
1008    vm = AndroidRuntime::getJavaVM();
1009    assert(vm != NULL);
1010
1011    args.version = JNI_VERSION_1_4;
1012    args.name = (char*) threadName;
1013    args.group = NULL;
1014
1015    result = vm->AttachCurrentThread(pEnv, (void*) &args);
1016    if (result != JNI_OK)
1017        LOGE("ERROR: thread attach failed\n");
1018
1019    return result;
1020}
1021
1022/*
1023 * Detach the current thread from the set visible to the VM.
1024 */
1025static int javaDetachThread(void)
1026{
1027    JavaVM* vm;
1028    jint result;
1029
1030    vm = AndroidRuntime::getJavaVM();
1031    assert(vm != NULL);
1032
1033    result = vm->DetachCurrentThread();
1034    if (result != JNI_OK)
1035        LOGE("ERROR: thread detach failed\n");
1036    return result;
1037}
1038
1039/*
1040 * When starting a native thread that will be visible from the VM, we
1041 * bounce through this to get the right attach/detach action.
1042 * Note that this function calls free(args)
1043 */
1044/*static*/ int AndroidRuntime::javaThreadShell(void* args) {
1045    void* start = ((void**)args)[0];
1046    void* userData = ((void **)args)[1];
1047    char* name = (char*) ((void **)args)[2];        // we own this storage
1048    free(args);
1049    JNIEnv* env;
1050    int result;
1051
1052    /* hook us into the VM */
1053    if (javaAttachThread(name, &env) != JNI_OK)
1054        return -1;
1055
1056    /* start the thread running */
1057    result = (*(android_thread_func_t)start)(userData);
1058
1059    /* unhook us */
1060    javaDetachThread();
1061    free(name);
1062
1063    return result;
1064}
1065
1066/*
1067 * This is invoked from androidCreateThreadEtc() via the callback
1068 * set with androidSetCreateThreadFunc().
1069 *
1070 * We need to create the new thread in such a way that it gets hooked
1071 * into the VM before it really starts executing.
1072 */
1073/*static*/ int AndroidRuntime::javaCreateThreadEtc(
1074                                android_thread_func_t entryFunction,
1075                                void* userData,
1076                                const char* threadName,
1077                                int32_t threadPriority,
1078                                size_t threadStackSize,
1079                                android_thread_id_t* threadId)
1080{
1081    void** args = (void**) malloc(3 * sizeof(void*));   // javaThreadShell must free
1082    int result;
1083
1084    assert(threadName != NULL);
1085
1086    args[0] = (void*) entryFunction;
1087    args[1] = userData;
1088    args[2] = (void*) strdup(threadName);   // javaThreadShell must free
1089
1090    result = androidCreateRawThreadEtc(AndroidRuntime::javaThreadShell, args,
1091        threadName, threadPriority, threadStackSize, threadId);
1092    return result;
1093}
1094
1095/*
1096 * Create a thread that is visible from the VM.
1097 *
1098 * This is called from elsewhere in the library.
1099 */
1100/*static*/ void AndroidRuntime::createJavaThread(const char* name,
1101    void (*start)(void *), void* arg)
1102{
1103    javaCreateThreadEtc((android_thread_func_t) start, arg, name,
1104        ANDROID_PRIORITY_DEFAULT, 0, NULL);
1105}
1106
1107#if 0
1108static void quickTest(void* arg)
1109{
1110    const char* str = (const char*) arg;
1111
1112    printf("In quickTest: %s\n", str);
1113}
1114#endif
1115
1116#ifdef NDEBUG
1117    #define REG_JNI(name)      { name }
1118    struct RegJNIRec {
1119        int (*mProc)(JNIEnv*);
1120    };
1121#else
1122    #define REG_JNI(name)      { name, #name }
1123    struct RegJNIRec {
1124        int (*mProc)(JNIEnv*);
1125        const char* mName;
1126    };
1127#endif
1128
1129typedef void (*RegJAMProc)();
1130
1131static int register_jni_procs(const RegJNIRec array[], size_t count, JNIEnv* env)
1132{
1133    for (size_t i = 0; i < count; i++) {
1134        if (array[i].mProc(env) < 0) {
1135#ifndef NDEBUG
1136            LOGD("----------!!! %s failed to load\n", array[i].mName);
1137#endif
1138            return -1;
1139        }
1140    }
1141    return 0;
1142}
1143
1144static void register_jam_procs(const RegJAMProc array[], size_t count)
1145{
1146    for (size_t i = 0; i < count; i++) {
1147        array[i]();
1148    }
1149}
1150
1151static const RegJNIRec gRegJNI[] = {
1152    REG_JNI(register_android_debug_JNITest),
1153    REG_JNI(register_com_android_internal_os_RuntimeInit),
1154    REG_JNI(register_android_os_SystemClock),
1155    REG_JNI(register_android_util_EventLog),
1156    REG_JNI(register_android_util_Log),
1157    REG_JNI(register_android_util_FloatMath),
1158    REG_JNI(register_android_text_format_Time),
1159    REG_JNI(register_android_pim_EventRecurrence),
1160    REG_JNI(register_android_content_AssetManager),
1161    REG_JNI(register_android_content_StringBlock),
1162    REG_JNI(register_android_content_XmlBlock),
1163    REG_JNI(register_android_emoji_EmojiFactory),
1164    REG_JNI(register_android_security_Md5MessageDigest),
1165    REG_JNI(register_android_text_AndroidCharacter),
1166    REG_JNI(register_android_text_KeyCharacterMap),
1167    REG_JNI(register_android_os_Process),
1168    REG_JNI(register_android_os_Binder),
1169    REG_JNI(register_android_os_Hardware),
1170    REG_JNI(register_android_view_Display),
1171    REG_JNI(register_android_nio_utils),
1172    REG_JNI(register_android_graphics_PixelFormat),
1173    REG_JNI(register_android_graphics_Graphics),
1174    REG_JNI(register_android_view_Surface),
1175    REG_JNI(register_android_view_ViewRoot),
1176    REG_JNI(register_com_google_android_gles_jni_EGLImpl),
1177    REG_JNI(register_com_google_android_gles_jni_GLImpl),
1178    REG_JNI(register_android_opengl_jni_GLES10),
1179    REG_JNI(register_android_opengl_jni_GLES10Ext),
1180    REG_JNI(register_android_opengl_jni_GLES11),
1181    REG_JNI(register_android_opengl_jni_GLES11Ext),
1182
1183    REG_JNI(register_android_graphics_Bitmap),
1184    REG_JNI(register_android_graphics_BitmapFactory),
1185    REG_JNI(register_android_graphics_Camera),
1186    REG_JNI(register_android_graphics_Canvas),
1187    REG_JNI(register_android_graphics_ColorFilter),
1188    REG_JNI(register_android_graphics_DrawFilter),
1189    REG_JNI(register_android_graphics_Interpolator),
1190    REG_JNI(register_android_graphics_LayerRasterizer),
1191    REG_JNI(register_android_graphics_MaskFilter),
1192    REG_JNI(register_android_graphics_Matrix),
1193    REG_JNI(register_android_graphics_Movie),
1194    REG_JNI(register_android_graphics_NinePatch),
1195    REG_JNI(register_android_graphics_Paint),
1196    REG_JNI(register_android_graphics_Path),
1197    REG_JNI(register_android_graphics_PathMeasure),
1198    REG_JNI(register_android_graphics_PathEffect),
1199    REG_JNI(register_android_graphics_Picture),
1200    REG_JNI(register_android_graphics_PorterDuff),
1201    REG_JNI(register_android_graphics_Rasterizer),
1202    REG_JNI(register_android_graphics_Region),
1203    REG_JNI(register_android_graphics_Shader),
1204    REG_JNI(register_android_graphics_Typeface),
1205    REG_JNI(register_android_graphics_Xfermode),
1206    REG_JNI(register_com_android_internal_graphics_NativeUtils),
1207
1208    REG_JNI(register_android_database_CursorWindow),
1209    REG_JNI(register_android_database_SQLiteCompiledSql),
1210    REG_JNI(register_android_database_SQLiteDatabase),
1211    REG_JNI(register_android_database_SQLiteDebug),
1212    REG_JNI(register_android_database_SQLiteProgram),
1213    REG_JNI(register_android_database_SQLiteQuery),
1214    REG_JNI(register_android_database_SQLiteStatement),
1215    REG_JNI(register_android_os_Debug),
1216    REG_JNI(register_android_os_FileObserver),
1217    REG_JNI(register_android_os_FileUtils),
1218    REG_JNI(register_android_os_ParcelFileDescriptor),
1219    REG_JNI(register_android_os_Power),
1220    REG_JNI(register_android_os_StatFs),
1221    REG_JNI(register_android_os_SystemProperties),
1222    REG_JNI(register_android_os_UEventObserver),
1223    REG_JNI(register_android_net_LocalSocketImpl),
1224    REG_JNI(register_android_net_NetworkUtils),
1225    REG_JNI(register_android_net_wifi_WifiManager),
1226    REG_JNI(register_android_os_MemoryFile),
1227    REG_JNI(register_com_android_internal_os_ZygoteInit),
1228    REG_JNI(register_android_hardware_Camera),
1229    REG_JNI(register_android_hardware_SensorManager),
1230    REG_JNI(register_android_media_AudioRecord),
1231    REG_JNI(register_android_media_AudioSystem),
1232    REG_JNI(register_android_media_AudioTrack),
1233    REG_JNI(register_android_media_JetPlayer),
1234    REG_JNI(register_android_media_ToneGenerator),
1235
1236    REG_JNI(register_android_opengl_classes),
1237    REG_JNI(register_android_bluetooth_HeadsetBase),
1238    REG_JNI(register_android_bluetooth_BluetoothAudioGateway),
1239    REG_JNI(register_android_bluetooth_BluetoothSocket),
1240    REG_JNI(register_android_bluetooth_ScoSocket),
1241    REG_JNI(register_android_server_BluetoothService),
1242    REG_JNI(register_android_server_BluetoothEventLoop),
1243    REG_JNI(register_android_server_BluetoothA2dpService),
1244    REG_JNI(register_android_message_digest_sha1),
1245    REG_JNI(register_android_ddm_DdmHandleNativeHeap),
1246    REG_JNI(register_android_util_Base64),
1247    REG_JNI(register_android_location_GpsLocationProvider),
1248    REG_JNI(register_android_backup_BackupDataInput),
1249    REG_JNI(register_android_backup_BackupDataOutput),
1250    REG_JNI(register_android_backup_FileBackupHelperBase),
1251    REG_JNI(register_android_backup_BackupHelperDispatcher),
1252};
1253
1254/*
1255 * Register android native functions with the VM.
1256 */
1257/*static*/ int AndroidRuntime::startReg(JNIEnv* env)
1258{
1259    /*
1260     * This hook causes all future threads created in this process to be
1261     * attached to the JavaVM.  (This needs to go away in favor of JNI
1262     * Attach calls.)
1263     */
1264    androidSetCreateThreadFunc((android_create_thread_fn) javaCreateThreadEtc);
1265
1266    LOGD("--- registering native functions ---\n");
1267
1268    /*
1269     * Every "register" function calls one or more things that return
1270     * a local reference (e.g. FindClass).  Because we haven't really
1271     * started the VM yet, they're all getting stored in the base frame
1272     * and never released.  Use Push/Pop to manage the storage.
1273     */
1274    env->PushLocalFrame(200);
1275
1276    if (register_jni_procs(gRegJNI, NELEM(gRegJNI), env) < 0) {
1277        env->PopLocalFrame(NULL);
1278        return -1;
1279    }
1280    env->PopLocalFrame(NULL);
1281
1282    //createJavaThread("fubar", quickTest, (void*) "hello");
1283
1284    return 0;
1285}
1286
1287AndroidRuntime* AndroidRuntime::getRuntime()
1288{
1289    return gCurRuntime;
1290}
1291
1292/**
1293 * Used by WithFramework to register native functions.
1294 */
1295extern "C"
1296jint Java_com_android_internal_util_WithFramework_registerNatives(
1297        JNIEnv* env, jclass clazz) {
1298    return register_jni_procs(gRegJNI, NELEM(gRegJNI), env);
1299}
1300
1301/**
1302 * Used by LoadClass to register native functions.
1303 */
1304extern "C"
1305jint Java_LoadClass_registerNatives(JNIEnv* env, jclass clazz) {
1306    return register_jni_procs(gRegJNI, NELEM(gRegJNI), env);
1307}
1308
1309}   // namespace android
1310