AndroidRuntime.cpp revision 3beff1e023193b485c67a3003a7f363f105d96d4 
1/*
2 * Copyright (C) 2006 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 *      http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17#define LOG_TAG "AndroidRuntime"
18//#define LOG_NDEBUG 0
19
20#include <android_runtime/AndroidRuntime.h>
21#include <binder/IBinder.h>
22#include <binder/IPCThreadState.h>
23#include <binder/IServiceManager.h>
24#include <utils/Log.h>
25#include <utils/misc.h>
26#include <binder/Parcel.h>
27#include <utils/threads.h>
28#include <cutils/properties.h>
29
30#include <SkGraphics.h>
31#include <SkImageDecoder.h>
32#include <SkImageRef_GlobalPool.h>
33
34#include "jni.h"
35#include "JNIHelp.h"
36#include "JniInvocation.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 int register_android_os_Binder(JNIEnv* env);
51extern int register_android_os_Process(JNIEnv* env);
52extern int register_android_graphics_Bitmap(JNIEnv*);
53extern int register_android_graphics_BitmapFactory(JNIEnv*);
54extern int register_android_graphics_BitmapRegionDecoder(JNIEnv*);
55extern int register_android_graphics_Camera(JNIEnv* env);
56extern int register_android_graphics_CreateJavaOutputStreamAdaptor(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_Shader(JNIEnv* env);
65extern int register_android_graphics_Typeface(JNIEnv* env);
66extern int register_android_graphics_YuvImage(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_EGL14(JNIEnv* env);
71extern int register_android_opengl_jni_EGLExt(JNIEnv* env);
72extern int register_android_opengl_jni_GLES10(JNIEnv* env);
73extern int register_android_opengl_jni_GLES10Ext(JNIEnv* env);
74extern int register_android_opengl_jni_GLES11(JNIEnv* env);
75extern int register_android_opengl_jni_GLES11Ext(JNIEnv* env);
76extern int register_android_opengl_jni_GLES20(JNIEnv* env);
77extern int register_android_opengl_jni_GLES30(JNIEnv* env);
78
79extern int register_android_hardware_Camera(JNIEnv *env);
80extern int register_android_hardware_camera2_CameraMetadata(JNIEnv *env);
81extern int register_android_hardware_SensorManager(JNIEnv *env);
82extern int register_android_hardware_SerialPort(JNIEnv *env);
83extern int register_android_hardware_UsbDevice(JNIEnv *env);
84extern int register_android_hardware_UsbDeviceConnection(JNIEnv *env);
85extern int register_android_hardware_UsbRequest(JNIEnv *env);
86
87extern int register_android_media_AudioRecord(JNIEnv *env);
88extern int register_android_media_AudioSystem(JNIEnv *env);
89extern int register_android_media_AudioTrack(JNIEnv *env);
90extern int register_android_media_JetPlayer(JNIEnv *env);
91extern int register_android_media_ToneGenerator(JNIEnv *env);
92
93extern int register_android_util_FloatMath(JNIEnv* env);
94
95namespace android {
96
97/*
98 * JNI-based registration functions.  Note these are properly contained in
99 * namespace android.
100 */
101extern int register_android_content_AssetManager(JNIEnv* env);
102extern int register_android_util_EventLog(JNIEnv* env);
103extern int register_android_util_Log(JNIEnv* env);
104extern int register_android_content_StringBlock(JNIEnv* env);
105extern int register_android_content_XmlBlock(JNIEnv* env);
106extern int register_android_emoji_EmojiFactory(JNIEnv* env);
107extern int register_android_graphics_Canvas(JNIEnv* env);
108extern int register_android_graphics_ColorFilter(JNIEnv* env);
109extern int register_android_graphics_DrawFilter(JNIEnv* env);
110extern int register_android_graphics_Matrix(JNIEnv* env);
111extern int register_android_graphics_Paint(JNIEnv* env);
112extern int register_android_graphics_Path(JNIEnv* env);
113extern int register_android_graphics_PathMeasure(JNIEnv* env);
114extern int register_android_graphics_Picture(JNIEnv*);
115extern int register_android_graphics_PorterDuff(JNIEnv* env);
116extern int register_android_graphics_Rasterizer(JNIEnv* env);
117extern int register_android_graphics_Region(JNIEnv* env);
118extern int register_android_graphics_SurfaceTexture(JNIEnv* env);
119extern int register_android_graphics_Xfermode(JNIEnv* env);
120extern int register_android_graphics_pdf_PdfDocument(JNIEnv* env);
121extern int register_android_view_DisplayEventReceiver(JNIEnv* env);
122extern int register_android_view_GraphicBuffer(JNIEnv* env);
123extern int register_android_view_GLES20DisplayList(JNIEnv* env);
124extern int register_android_view_GLES20Canvas(JNIEnv* env);
125extern int register_android_view_HardwareRenderer(JNIEnv* env);
126extern int register_android_view_Surface(JNIEnv* env);
127extern int register_android_view_SurfaceControl(JNIEnv* env);
128extern int register_android_view_SurfaceSession(JNIEnv* env);
129extern int register_android_view_TextureView(JNIEnv* env);
130extern int register_android_database_CursorWindow(JNIEnv* env);
131extern int register_android_database_SQLiteConnection(JNIEnv* env);
132extern int register_android_database_SQLiteGlobal(JNIEnv* env);
133extern int register_android_database_SQLiteDebug(JNIEnv* env);
134extern int register_android_nio_utils(JNIEnv* env);
135extern int register_android_text_format_Time(JNIEnv* env);
136extern int register_android_os_Debug(JNIEnv* env);
137extern int register_android_os_MessageQueue(JNIEnv* env);
138extern int register_android_os_Parcel(JNIEnv* env);
139extern int register_android_os_SELinux(JNIEnv* env);
140extern int register_android_os_SystemProperties(JNIEnv *env);
141extern int register_android_os_SystemClock(JNIEnv* env);
142extern int register_android_os_Trace(JNIEnv* env);
143extern int register_android_os_FileObserver(JNIEnv *env);
144extern int register_android_os_UEventObserver(JNIEnv* env);
145extern int register_android_os_MemoryFile(JNIEnv* env);
146extern int register_android_net_LocalSocketImpl(JNIEnv* env);
147extern int register_android_net_NetworkUtils(JNIEnv* env);
148extern int register_android_net_TrafficStats(JNIEnv* env);
149extern int register_android_net_wifi_WifiNative(JNIEnv* env);
150extern int register_android_text_AndroidCharacter(JNIEnv *env);
151extern int register_android_text_AndroidBidi(JNIEnv *env);
152extern int register_android_opengl_classes(JNIEnv *env);
153extern int register_android_server_NetworkManagementSocketTagger(JNIEnv* env);
154extern int register_android_server_Watchdog(JNIEnv* env);
155extern int register_android_ddm_DdmHandleNativeHeap(JNIEnv *env);
156extern int register_com_android_internal_os_ZygoteInit(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);
161extern int register_android_app_backup_FullBackup(JNIEnv *env);
162extern int register_android_app_ActivityThread(JNIEnv *env);
163extern int register_android_app_NativeActivity(JNIEnv *env);
164extern int register_android_media_RemoteDisplay(JNIEnv *env);
165extern int register_android_view_InputChannel(JNIEnv* env);
166extern int register_android_view_InputDevice(JNIEnv* env);
167extern int register_android_view_InputEventReceiver(JNIEnv* env);
168extern int register_android_view_InputEventSender(JNIEnv* env);
169extern int register_android_view_InputQueue(JNIEnv* env);
170extern int register_android_view_KeyCharacterMap(JNIEnv *env);
171extern int register_android_view_KeyEvent(JNIEnv* env);
172extern int register_android_view_MotionEvent(JNIEnv* env);
173extern int register_android_view_PointerIcon(JNIEnv* env);
174extern int register_android_view_VelocityTracker(JNIEnv* env);
175extern int register_android_content_res_ObbScanner(JNIEnv* env);
176extern int register_android_content_res_Configuration(JNIEnv* env);
177extern int register_android_animation_PropertyValuesHolder(JNIEnv *env);
178extern int register_com_android_internal_content_NativeLibraryHelper(JNIEnv *env);
179extern int register_com_android_internal_net_NetworkStatsFactory(JNIEnv *env);
180
181static AndroidRuntime* gCurRuntime = NULL;
182
183static void doThrow(JNIEnv* env, const char* exc, const char* msg = NULL)
184{
185    if (jniThrowException(env, exc, msg) != 0)
186        assert(false);
187}
188
189/*
190 * Code written in the Java Programming Language calls here from main().
191 */
192static void com_android_internal_os_RuntimeInit_nativeFinishInit(JNIEnv* env, jobject clazz)
193{
194    gCurRuntime->onStarted();
195}
196
197static void com_android_internal_os_RuntimeInit_nativeZygoteInit(JNIEnv* env, jobject clazz)
198{
199    gCurRuntime->onZygoteInit();
200}
201
202static void com_android_internal_os_RuntimeInit_nativeSetExitWithoutCleanup(JNIEnv* env,
203        jobject clazz, jboolean exitWithoutCleanup)
204{
205    gCurRuntime->setExitWithoutCleanup(exitWithoutCleanup);
206}
207
208/*
209 * JNI registration.
210 */
211static JNINativeMethod gMethods[] = {
212    { "nativeFinishInit", "()V",
213        (void*) com_android_internal_os_RuntimeInit_nativeFinishInit },
214    { "nativeZygoteInit", "()V",
215        (void*) com_android_internal_os_RuntimeInit_nativeZygoteInit },
216    { "nativeSetExitWithoutCleanup", "(Z)V",
217        (void*) com_android_internal_os_RuntimeInit_nativeSetExitWithoutCleanup },
218};
219
220int register_com_android_internal_os_RuntimeInit(JNIEnv* env)
221{
222    return jniRegisterNativeMethods(env, "com/android/internal/os/RuntimeInit",
223        gMethods, NELEM(gMethods));
224}
225
226// ----------------------------------------------------------------------
227
228/*static*/ JavaVM* AndroidRuntime::mJavaVM = NULL;
229
230
231AndroidRuntime::AndroidRuntime() :
232        mExitWithoutCleanup(false)
233{
234    SkGraphics::Init();
235    // this sets our preference for 16bit images during decode
236    // in case the src is opaque and 24bit
237    SkImageDecoder::SetDeviceConfig(SkBitmap::kRGB_565_Config);
238    // This cache is shared between browser native images, and java "purgeable"
239    // bitmaps. This globalpool is for images that do not either use the java
240    // heap, or are not backed by ashmem. See BitmapFactory.cpp for the key
241    // java call site.
242    SkImageRef_GlobalPool::SetRAMBudget(512 * 1024);
243    // There is also a global font cache, but its budget is specified in code
244    // see SkFontHost_android.cpp
245
246    // Pre-allocate enough space to hold a fair number of options.
247    mOptions.setCapacity(20);
248
249    assert(gCurRuntime == NULL);        // one per process
250    gCurRuntime = this;
251}
252
253AndroidRuntime::~AndroidRuntime()
254{
255    SkGraphics::Term();
256}
257
258/*
259 * Register native methods using JNI.
260 */
261/*static*/ int AndroidRuntime::registerNativeMethods(JNIEnv* env,
262    const char* className, const JNINativeMethod* gMethods, int numMethods)
263{
264    return jniRegisterNativeMethods(env, className, gMethods, numMethods);
265}
266
267status_t AndroidRuntime::callMain(const char* className,
268    jclass clazz, int argc, const char* const argv[])
269{
270    JNIEnv* env;
271    jmethodID methodId;
272
273    ALOGD("Calling main entry %s", className);
274
275    env = getJNIEnv();
276    if (clazz == NULL || env == NULL) {
277        return UNKNOWN_ERROR;
278    }
279
280    methodId = env->GetStaticMethodID(clazz, "main", "([Ljava/lang/String;)V");
281    if (methodId == NULL) {
282        ALOGE("ERROR: could not find method %s.main(String[])\n", className);
283        return UNKNOWN_ERROR;
284    }
285
286    /*
287     * We want to call main() with a String array with our arguments in it.
288     * Create an array and populate it.
289     */
290    jclass stringClass;
291    jobjectArray strArray;
292
293    stringClass = env->FindClass("java/lang/String");
294    strArray = env->NewObjectArray(argc, stringClass, NULL);
295
296    for (int i = 0; i < argc; i++) {
297        jstring argStr = env->NewStringUTF(argv[i]);
298        env->SetObjectArrayElement(strArray, i, argStr);
299    }
300
301    env->CallStaticVoidMethod(clazz, methodId, strArray);
302    return NO_ERROR;
303}
304
305/*
306 * The VM calls this through the "exit" hook.
307 */
308static void runtime_exit(int code)
309{
310    gCurRuntime->exit(code);
311}
312
313/*
314 * The VM calls this through the "vfprintf" hook.
315 *
316 * We ignore "fp" and just write the results to the log file.
317 */
318static void runtime_vfprintf(FILE* fp, const char* format, va_list ap)
319{
320    LOG_PRI_VA(ANDROID_LOG_INFO, "vm-printf", format, ap);
321}
322
323/**
324 * The VM calls this when mutex contention debugging is enabled to
325 * determine whether or not the blocked thread was a "sensitive thread"
326 * for user responsiveness/smoothess.
327 *
328 * Our policy for this is whether or not we're tracing any StrictMode
329 * events on this thread (which we might've inherited via Binder calls
330 * into us)
331 */
332static bool runtime_isSensitiveThread() {
333    IPCThreadState* state = IPCThreadState::selfOrNull();
334    return state && state->getStrictModePolicy() != 0;
335}
336
337
338/**
339 * Add VM arguments to the to-be-executed VM
340 * Stops at first non '-' argument (also stops at an argument of '--')
341 * Returns the number of args consumed
342 */
343int AndroidRuntime::addVmArguments(int argc, const char* const argv[])
344{
345    int i;
346
347    for (i = 0; i<argc; i++) {
348        if (argv[i][0] != '-') {
349            return i;
350        }
351        if (argv[i][1] == '-' && argv[i][2] == 0) {
352            return i+1;
353        }
354
355        JavaVMOption opt;
356        memset(&opt, 0, sizeof(opt));
357        opt.optionString = (char*)argv[i];
358        mOptions.add(opt);
359    }
360    return i;
361}
362
363static int hasDir(const char* dir)
364{
365    struct stat s;
366    int res = stat(dir, &s);
367    if (res == 0) {
368        return S_ISDIR(s.st_mode);
369    }
370    return 0;
371}
372
373/*
374 * Read the persistent locale.
375 */
376static void readLocale(char* language, char* region)
377{
378    char propLang[PROPERTY_VALUE_MAX], propRegn[PROPERTY_VALUE_MAX];
379
380    property_get("persist.sys.language", propLang, "");
381    property_get("persist.sys.country", propRegn, "");
382    if (*propLang == 0 && *propRegn == 0) {
383        /* Set to ro properties, default is en_US */
384        property_get("ro.product.locale.language", propLang, "en");
385        property_get("ro.product.locale.region", propRegn, "US");
386    }
387    strncat(language, propLang, 2);
388    strncat(region, propRegn, 2);
389    //ALOGD("language=%s region=%s\n", language, region);
390}
391
392/*
393 * Parse a property containing space-separated options that should be
394 * passed directly to the VM, e.g. "-Xmx32m -verbose:gc -Xregenmap".
395 *
396 * This will cut up "extraOptsBuf" as we chop it into individual options.
397 *
398 * If "quotingArg" is non-null, it is passed before each extra option in mOptions.
399 *
400 * Adds the strings, if any, to mOptions.
401 */
402void AndroidRuntime::parseExtraOpts(char* extraOptsBuf, const char* quotingArg)
403{
404    JavaVMOption opt;
405    memset(&opt, 0, sizeof(opt));
406    char* start = extraOptsBuf;
407    char* end = NULL;
408    while (*start != '\0') {
409        while (*start == ' ')                   /* skip leading whitespace */
410            start++;
411        if (*start == '\0')                     /* was trailing ws, bail */
412            break;
413
414        end = start+1;
415        while (*end != ' ' && *end != '\0')     /* find end of token */
416            end++;
417        if (*end == ' ')
418            *end++ = '\0';          /* mark end, advance to indicate more */
419
420        opt.optionString = start;
421        if (quotingArg != NULL) {
422            JavaVMOption quotingOpt;
423            quotingOpt.optionString = quotingArg;
424            mOptions.add(quotingOpt);
425        }
426        mOptions.add(opt);
427        start = end;
428    }
429}
430
431/*
432 * Start the Dalvik Virtual Machine.
433 *
434 * Various arguments, most determined by system properties, are passed in.
435 * The "mOptions" vector is updated.
436 *
437 * Returns 0 on success.
438 */
439int AndroidRuntime::startVm(JavaVM** pJavaVM, JNIEnv** pEnv)
440{
441    int result = -1;
442    JavaVMInitArgs initArgs;
443    JavaVMOption opt;
444    char propBuf[PROPERTY_VALUE_MAX];
445    char stackTraceFileBuf[PROPERTY_VALUE_MAX];
446    char dexoptFlagsBuf[PROPERTY_VALUE_MAX];
447    char enableAssertBuf[sizeof("-ea:")-1 + PROPERTY_VALUE_MAX];
448    char jniOptsBuf[sizeof("-Xjniopts:")-1 + PROPERTY_VALUE_MAX];
449    char heapstartsizeOptsBuf[sizeof("-Xms")-1 + PROPERTY_VALUE_MAX];
450    char heapsizeOptsBuf[sizeof("-Xmx")-1 + PROPERTY_VALUE_MAX];
451    char heapgrowthlimitOptsBuf[sizeof("-XX:HeapGrowthLimit=")-1 + PROPERTY_VALUE_MAX];
452    char heapminfreeOptsBuf[sizeof("-XX:HeapMinFree=")-1 + PROPERTY_VALUE_MAX];
453    char heapmaxfreeOptsBuf[sizeof("-XX:HeapMaxFree=")-1 + PROPERTY_VALUE_MAX];
454    char gctypeOptsBuf[sizeof("-Xgc:")-1 + PROPERTY_VALUE_MAX];
455    char heaptargetutilizationOptsBuf[sizeof("-XX:HeapTargetUtilization=")-1 + PROPERTY_VALUE_MAX];
456    char jitcodecachesizeOptsBuf[sizeof("-Xjitcodecachesize:")-1 + PROPERTY_VALUE_MAX];
457    char dalvikVmLibBuf[PROPERTY_VALUE_MAX];
458    char dex2oatFlagsBuf[PROPERTY_VALUE_MAX];
459    char dex2oatImageFlagsBuf[PROPERTY_VALUE_MAX];
460    char extraOptsBuf[PROPERTY_VALUE_MAX];
461    char* stackTraceFile = NULL;
462    bool checkJni = false;
463    bool checkDexSum = false;
464    bool logStdio = false;
465    enum {
466      kEMDefault,
467      kEMIntPortable,
468      kEMIntFast,
469      kEMJitCompiler,
470    } executionMode = kEMDefault;
471
472
473    property_get("dalvik.vm.checkjni", propBuf, "");
474    if (strcmp(propBuf, "true") == 0) {
475        checkJni = true;
476    } else if (strcmp(propBuf, "false") != 0) {
477        /* property is neither true nor false; fall back on kernel parameter */
478        property_get("ro.kernel.android.checkjni", propBuf, "");
479        if (propBuf[0] == '1') {
480            checkJni = true;
481        }
482    }
483
484    property_get("dalvik.vm.execution-mode", propBuf, "");
485    if (strcmp(propBuf, "int:portable") == 0) {
486        executionMode = kEMIntPortable;
487    } else if (strcmp(propBuf, "int:fast") == 0) {
488        executionMode = kEMIntFast;
489    } else if (strcmp(propBuf, "int:jit") == 0) {
490        executionMode = kEMJitCompiler;
491    }
492
493    property_get("dalvik.vm.stack-trace-file", stackTraceFileBuf, "");
494
495    property_get("dalvik.vm.check-dex-sum", propBuf, "");
496    if (strcmp(propBuf, "true") == 0) {
497        checkDexSum = true;
498    }
499
500    property_get("log.redirect-stdio", propBuf, "");
501    if (strcmp(propBuf, "true") == 0) {
502        logStdio = true;
503    }
504
505    strcpy(enableAssertBuf, "-ea:");
506    property_get("dalvik.vm.enableassertions", enableAssertBuf+4, "");
507
508    strcpy(jniOptsBuf, "-Xjniopts:");
509    property_get("dalvik.vm.jniopts", jniOptsBuf+10, "");
510
511    /* route exit() to our handler */
512    opt.extraInfo = (void*) runtime_exit;
513    opt.optionString = "exit";
514    mOptions.add(opt);
515
516    /* route fprintf() to our handler */
517    opt.extraInfo = (void*) runtime_vfprintf;
518    opt.optionString = "vfprintf";
519    mOptions.add(opt);
520
521    /* register the framework-specific "is sensitive thread" hook */
522    opt.extraInfo = (void*) runtime_isSensitiveThread;
523    opt.optionString = "sensitiveThread";
524    mOptions.add(opt);
525
526    opt.extraInfo = NULL;
527
528    /* enable verbose; standard options are { jni, gc, class } */
529    //options[curOpt++].optionString = "-verbose:jni";
530    opt.optionString = "-verbose:gc";
531    mOptions.add(opt);
532    //options[curOpt++].optionString = "-verbose:class";
533
534    /*
535     * The default starting and maximum size of the heap.  Larger
536     * values should be specified in a product property override.
537     */
538    strcpy(heapstartsizeOptsBuf, "-Xms");
539    property_get("dalvik.vm.heapstartsize", heapstartsizeOptsBuf+4, "4m");
540    opt.optionString = heapstartsizeOptsBuf;
541    mOptions.add(opt);
542    strcpy(heapsizeOptsBuf, "-Xmx");
543    property_get("dalvik.vm.heapsize", heapsizeOptsBuf+4, "16m");
544    opt.optionString = heapsizeOptsBuf;
545    mOptions.add(opt);
546
547    // Increase the main thread's interpreter stack size for bug 6315322.
548    opt.optionString = "-XX:mainThreadStackSize=24K";
549    mOptions.add(opt);
550
551    // Set the max jit code cache size.  Note: size of 0 will disable the JIT.
552    strcpy(jitcodecachesizeOptsBuf, "-Xjitcodecachesize:");
553    property_get("dalvik.vm.jit.codecachesize", jitcodecachesizeOptsBuf+19,  NULL);
554    if (jitcodecachesizeOptsBuf[19] != '\0') {
555      opt.optionString = jitcodecachesizeOptsBuf;
556      mOptions.add(opt);
557    }
558
559    strcpy(heapgrowthlimitOptsBuf, "-XX:HeapGrowthLimit=");
560    property_get("dalvik.vm.heapgrowthlimit", heapgrowthlimitOptsBuf+20, "");
561    if (heapgrowthlimitOptsBuf[20] != '\0') {
562        opt.optionString = heapgrowthlimitOptsBuf;
563        mOptions.add(opt);
564    }
565
566    strcpy(heapminfreeOptsBuf, "-XX:HeapMinFree=");
567    property_get("dalvik.vm.heapminfree", heapminfreeOptsBuf+16, "");
568    if (heapminfreeOptsBuf[16] != '\0') {
569        opt.optionString = heapminfreeOptsBuf;
570        mOptions.add(opt);
571    }
572
573    strcpy(heapmaxfreeOptsBuf, "-XX:HeapMaxFree=");
574    property_get("dalvik.vm.heapmaxfree", heapmaxfreeOptsBuf+16, "");
575    if (heapmaxfreeOptsBuf[16] != '\0') {
576        opt.optionString = heapmaxfreeOptsBuf;
577        mOptions.add(opt);
578    }
579
580    strcpy(heaptargetutilizationOptsBuf, "-XX:HeapTargetUtilization=");
581    property_get("dalvik.vm.heaptargetutilization", heaptargetutilizationOptsBuf+26, "");
582    if (heaptargetutilizationOptsBuf[26] != '\0') {
583        opt.optionString = heaptargetutilizationOptsBuf;
584        mOptions.add(opt);
585    }
586
587    property_get("ro.config.low_ram", propBuf, "");
588    if (strcmp(propBuf, "true") == 0) {
589      opt.optionString = "-XX:LowMemoryMode";
590      mOptions.add(opt);
591    }
592
593    strcpy(gctypeOptsBuf, "-Xgc:");
594    property_get("dalvik.vm.gctype", gctypeOptsBuf+5, "");
595    if (gctypeOptsBuf[5] != '\0') {
596        opt.optionString = gctypeOptsBuf;
597        mOptions.add(opt);
598    }
599
600    /*
601     * Enable or disable dexopt features, such as bytecode verification and
602     * calculation of register maps for precise GC.
603     */
604    property_get("dalvik.vm.dexopt-flags", dexoptFlagsBuf, "");
605    if (dexoptFlagsBuf[0] != '\0') {
606        const char* opc;
607        const char* val;
608
609        opc = strstr(dexoptFlagsBuf, "v=");     /* verification */
610        if (opc != NULL) {
611            switch (*(opc+2)) {
612            case 'n':   val = "-Xverify:none";      break;
613            case 'r':   val = "-Xverify:remote";    break;
614            case 'a':   val = "-Xverify:all";       break;
615            default:    val = NULL;                 break;
616            }
617
618            if (val != NULL) {
619                opt.optionString = val;
620                mOptions.add(opt);
621            }
622        }
623
624        opc = strstr(dexoptFlagsBuf, "o=");     /* optimization */
625        if (opc != NULL) {
626            switch (*(opc+2)) {
627            case 'n':   val = "-Xdexopt:none";      break;
628            case 'v':   val = "-Xdexopt:verified";  break;
629            case 'a':   val = "-Xdexopt:all";       break;
630            case 'f':   val = "-Xdexopt:full";      break;
631            default:    val = NULL;                 break;
632            }
633
634            if (val != NULL) {
635                opt.optionString = val;
636                mOptions.add(opt);
637            }
638        }
639
640        opc = strstr(dexoptFlagsBuf, "m=y");    /* register map */
641        if (opc != NULL) {
642            opt.optionString = "-Xgenregmap";
643            mOptions.add(opt);
644
645            /* turn on precise GC while we're at it */
646            opt.optionString = "-Xgc:precise";
647            mOptions.add(opt);
648        }
649    }
650
651    /* enable debugging; set suspend=y to pause during VM init */
652    /* use android ADB transport */
653    opt.optionString =
654        "-agentlib:jdwp=transport=dt_android_adb,suspend=n,server=y";
655    mOptions.add(opt);
656
657    ALOGD("CheckJNI is %s\n", checkJni ? "ON" : "OFF");
658    if (checkJni) {
659        /* extended JNI checking */
660        opt.optionString = "-Xcheck:jni";
661        mOptions.add(opt);
662
663        /* set a cap on JNI global references */
664        opt.optionString = "-Xjnigreflimit:2000";
665        mOptions.add(opt);
666
667        /* with -Xcheck:jni, this provides a JNI function call trace */
668        //opt.optionString = "-verbose:jni";
669        //mOptions.add(opt);
670    }
671
672    char lockProfThresholdBuf[sizeof("-Xlockprofthreshold:") + sizeof(propBuf)];
673    property_get("dalvik.vm.lockprof.threshold", propBuf, "");
674    if (strlen(propBuf) > 0) {
675      strcpy(lockProfThresholdBuf, "-Xlockprofthreshold:");
676      strcat(lockProfThresholdBuf, propBuf);
677      opt.optionString = lockProfThresholdBuf;
678      mOptions.add(opt);
679    }
680
681    /* Force interpreter-only mode for selected opcodes. Eg "1-0a,3c,f1-ff" */
682    char jitOpBuf[sizeof("-Xjitop:") + PROPERTY_VALUE_MAX];
683    property_get("dalvik.vm.jit.op", propBuf, "");
684    if (strlen(propBuf) > 0) {
685        strcpy(jitOpBuf, "-Xjitop:");
686        strcat(jitOpBuf, propBuf);
687        opt.optionString = jitOpBuf;
688        mOptions.add(opt);
689    }
690
691    /* Force interpreter-only mode for selected methods */
692    char jitMethodBuf[sizeof("-Xjitmethod:") + PROPERTY_VALUE_MAX];
693    property_get("dalvik.vm.jit.method", propBuf, "");
694    if (strlen(propBuf) > 0) {
695        strcpy(jitMethodBuf, "-Xjitmethod:");
696        strcat(jitMethodBuf, propBuf);
697        opt.optionString = jitMethodBuf;
698        mOptions.add(opt);
699    }
700
701    if (executionMode == kEMIntPortable) {
702        opt.optionString = "-Xint:portable";
703        mOptions.add(opt);
704    } else if (executionMode == kEMIntFast) {
705        opt.optionString = "-Xint:fast";
706        mOptions.add(opt);
707    } else if (executionMode == kEMJitCompiler) {
708        opt.optionString = "-Xint:jit";
709        mOptions.add(opt);
710    }
711
712    if (checkDexSum) {
713        /* perform additional DEX checksum tests */
714        opt.optionString = "-Xcheckdexsum";
715        mOptions.add(opt);
716    }
717
718    if (logStdio) {
719        /* convert stdout/stderr to log messages */
720        opt.optionString = "-Xlog-stdio";
721        mOptions.add(opt);
722    }
723
724    if (enableAssertBuf[4] != '\0') {
725        /* accept "all" to mean "all classes and packages" */
726        if (strcmp(enableAssertBuf+4, "all") == 0)
727            enableAssertBuf[3] = '\0';
728        ALOGI("Assertions enabled: '%s'\n", enableAssertBuf);
729        opt.optionString = enableAssertBuf;
730        mOptions.add(opt);
731    } else {
732        ALOGV("Assertions disabled\n");
733    }
734
735    if (jniOptsBuf[10] != '\0') {
736        ALOGI("JNI options: '%s'\n", jniOptsBuf);
737        opt.optionString = jniOptsBuf;
738        mOptions.add(opt);
739    }
740
741    if (stackTraceFileBuf[0] != '\0') {
742        static const char* stfOptName = "-Xstacktracefile:";
743
744        stackTraceFile = (char*) malloc(strlen(stfOptName) +
745            strlen(stackTraceFileBuf) +1);
746        strcpy(stackTraceFile, stfOptName);
747        strcat(stackTraceFile, stackTraceFileBuf);
748        opt.optionString = stackTraceFile;
749        mOptions.add(opt);
750    }
751
752    // libart tolerates libdvm flags, but not vice versa, so only pass these if libart.
753    property_get("persist.sys.dalvik.vm.lib.1", dalvikVmLibBuf, "libdvm.so");
754    if (strncmp(dalvikVmLibBuf, "libart", 6) == 0) {
755
756        // Extra options for DexClassLoader.
757        property_get("dalvik.vm.dex2oat-flags", dex2oatFlagsBuf, "");
758        parseExtraOpts(dex2oatFlagsBuf, "-Xcompiler-option");
759
760        // Extra options for boot.art/boot.oat image generation.
761        property_get("dalvik.vm.image-dex2oat-flags", dex2oatImageFlagsBuf, "");
762        parseExtraOpts(dex2oatImageFlagsBuf, "-Ximage-compiler-option");
763    }
764
765    /* extra options; parse this late so it overrides others */
766    property_get("dalvik.vm.extra-opts", extraOptsBuf, "");
767    parseExtraOpts(extraOptsBuf, NULL);
768
769    /* Set the properties for locale */
770    {
771        char langOption[sizeof("-Duser.language=") + 3];
772        char regionOption[sizeof("-Duser.region=") + 3];
773        strcpy(langOption, "-Duser.language=");
774        strcpy(regionOption, "-Duser.region=");
775        readLocale(langOption, regionOption);
776        opt.extraInfo = NULL;
777        opt.optionString = langOption;
778        mOptions.add(opt);
779        opt.optionString = regionOption;
780        mOptions.add(opt);
781    }
782
783    initArgs.version = JNI_VERSION_1_4;
784    initArgs.options = mOptions.editArray();
785    initArgs.nOptions = mOptions.size();
786    initArgs.ignoreUnrecognized = JNI_FALSE;
787
788    /*
789     * Initialize the VM.
790     *
791     * The JavaVM* is essentially per-process, and the JNIEnv* is per-thread.
792     * If this call succeeds, the VM is ready, and we can start issuing
793     * JNI calls.
794     */
795    if (JNI_CreateJavaVM(pJavaVM, pEnv, &initArgs) < 0) {
796        ALOGE("JNI_CreateJavaVM failed\n");
797        goto bail;
798    }
799
800    result = 0;
801
802bail:
803    free(stackTraceFile);
804    return result;
805}
806
807char* AndroidRuntime::toSlashClassName(const char* className)
808{
809    char* result = strdup(className);
810    for (char* cp = result; *cp != '\0'; cp++) {
811        if (*cp == '.') {
812            *cp = '/';
813        }
814    }
815    return result;
816}
817
818/*
819 * Start the Android runtime.  This involves starting the virtual machine
820 * and calling the "static void main(String[] args)" method in the class
821 * named by "className".
822 *
823 * Passes the main function two arguments, the class name and the specified
824 * options string.
825 */
826void AndroidRuntime::start(const char* className, const char* options)
827{
828    ALOGD("\n>>>>>> AndroidRuntime START %s <<<<<<\n",
829            className != NULL ? className : "(unknown)");
830
831    /*
832     * 'startSystemServer == true' means runtime is obsolete and not run from
833     * init.rc anymore, so we print out the boot start event here.
834     */
835    if (strcmp(options, "start-system-server") == 0) {
836        /* track our progress through the boot sequence */
837        const int LOG_BOOT_PROGRESS_START = 3000;
838        LOG_EVENT_LONG(LOG_BOOT_PROGRESS_START,
839                       ns2ms(systemTime(SYSTEM_TIME_MONOTONIC)));
840    }
841
842    const char* rootDir = getenv("ANDROID_ROOT");
843    if (rootDir == NULL) {
844        rootDir = "/system";
845        if (!hasDir("/system")) {
846            LOG_FATAL("No root directory specified, and /android does not exist.");
847            return;
848        }
849        setenv("ANDROID_ROOT", rootDir, 1);
850    }
851
852    //const char* kernelHack = getenv("LD_ASSUME_KERNEL");
853    //ALOGD("Found LD_ASSUME_KERNEL='%s'\n", kernelHack);
854
855    /* start the virtual machine */
856    JniInvocation jni_invocation;
857    jni_invocation.Init(NULL);
858    JNIEnv* env;
859    if (startVm(&mJavaVM, &env) != 0) {
860        return;
861    }
862    onVmCreated(env);
863
864    /*
865     * Register android functions.
866     */
867    if (startReg(env) < 0) {
868        ALOGE("Unable to register all android natives\n");
869        return;
870    }
871
872    /*
873     * We want to call main() with a String array with arguments in it.
874     * At present we have two arguments, the class name and an option string.
875     * Create an array to hold them.
876     */
877    jclass stringClass;
878    jobjectArray strArray;
879    jstring classNameStr;
880    jstring optionsStr;
881
882    stringClass = env->FindClass("java/lang/String");
883    assert(stringClass != NULL);
884    strArray = env->NewObjectArray(2, stringClass, NULL);
885    assert(strArray != NULL);
886    classNameStr = env->NewStringUTF(className);
887    assert(classNameStr != NULL);
888    env->SetObjectArrayElement(strArray, 0, classNameStr);
889    optionsStr = env->NewStringUTF(options);
890    env->SetObjectArrayElement(strArray, 1, optionsStr);
891
892    /*
893     * Start VM.  This thread becomes the main thread of the VM, and will
894     * not return until the VM exits.
895     */
896    char* slashClassName = toSlashClassName(className);
897    jclass startClass = env->FindClass(slashClassName);
898    if (startClass == NULL) {
899        ALOGE("JavaVM unable to locate class '%s'\n", slashClassName);
900        /* keep going */
901    } else {
902        jmethodID startMeth = env->GetStaticMethodID(startClass, "main",
903            "([Ljava/lang/String;)V");
904        if (startMeth == NULL) {
905            ALOGE("JavaVM unable to find main() in '%s'\n", className);
906            /* keep going */
907        } else {
908            env->CallStaticVoidMethod(startClass, startMeth, strArray);
909
910#if 0
911            if (env->ExceptionCheck())
912                threadExitUncaughtException(env);
913#endif
914        }
915    }
916    free(slashClassName);
917
918    ALOGD("Shutting down VM\n");
919    if (mJavaVM->DetachCurrentThread() != JNI_OK)
920        ALOGW("Warning: unable to detach main thread\n");
921    if (mJavaVM->DestroyJavaVM() != 0)
922        ALOGW("Warning: VM did not shut down cleanly\n");
923}
924
925void AndroidRuntime::exit(int code)
926{
927    if (mExitWithoutCleanup) {
928        ALOGI("VM exiting with result code %d, cleanup skipped.", code);
929        ::_exit(code);
930    } else {
931        ALOGI("VM exiting with result code %d.", code);
932        onExit(code);
933        ::exit(code);
934    }
935}
936
937void AndroidRuntime::onVmCreated(JNIEnv* env)
938{
939    // If AndroidRuntime had anything to do here, we'd have done it in 'start'.
940}
941
942/*
943 * Get the JNIEnv pointer for this thread.
944 *
945 * Returns NULL if the slot wasn't allocated or populated.
946 */
947/*static*/ JNIEnv* AndroidRuntime::getJNIEnv()
948{
949    JNIEnv* env;
950    JavaVM* vm = AndroidRuntime::getJavaVM();
951    assert(vm != NULL);
952
953    if (vm->GetEnv((void**) &env, JNI_VERSION_1_4) != JNI_OK)
954        return NULL;
955    return env;
956}
957
958/*
959 * Makes the current thread visible to the VM.
960 *
961 * The JNIEnv pointer returned is only valid for the current thread, and
962 * thus must be tucked into thread-local storage.
963 */
964static int javaAttachThread(const char* threadName, JNIEnv** pEnv)
965{
966    JavaVMAttachArgs args;
967    JavaVM* vm;
968    jint result;
969
970    vm = AndroidRuntime::getJavaVM();
971    assert(vm != NULL);
972
973    args.version = JNI_VERSION_1_4;
974    args.name = (char*) threadName;
975    args.group = NULL;
976
977    result = vm->AttachCurrentThread(pEnv, (void*) &args);
978    if (result != JNI_OK)
979        ALOGI("NOTE: attach of thread '%s' failed\n", threadName);
980
981    return result;
982}
983
984/*
985 * Detach the current thread from the set visible to the VM.
986 */
987static int javaDetachThread(void)
988{
989    JavaVM* vm;
990    jint result;
991
992    vm = AndroidRuntime::getJavaVM();
993    assert(vm != NULL);
994
995    result = vm->DetachCurrentThread();
996    if (result != JNI_OK)
997        ALOGE("ERROR: thread detach failed\n");
998    return result;
999}
1000
1001/*
1002 * When starting a native thread that will be visible from the VM, we
1003 * bounce through this to get the right attach/detach action.
1004 * Note that this function calls free(args)
1005 */
1006/*static*/ int AndroidRuntime::javaThreadShell(void* args) {
1007    void* start = ((void**)args)[0];
1008    void* userData = ((void **)args)[1];
1009    char* name = (char*) ((void **)args)[2];        // we own this storage
1010    free(args);
1011    JNIEnv* env;
1012    int result;
1013
1014    /* hook us into the VM */
1015    if (javaAttachThread(name, &env) != JNI_OK)
1016        return -1;
1017
1018    /* start the thread running */
1019    result = (*(android_thread_func_t)start)(userData);
1020
1021    /* unhook us */
1022    javaDetachThread();
1023    free(name);
1024
1025    return result;
1026}
1027
1028/*
1029 * This is invoked from androidCreateThreadEtc() via the callback
1030 * set with androidSetCreateThreadFunc().
1031 *
1032 * We need to create the new thread in such a way that it gets hooked
1033 * into the VM before it really starts executing.
1034 */
1035/*static*/ int AndroidRuntime::javaCreateThreadEtc(
1036                                android_thread_func_t entryFunction,
1037                                void* userData,
1038                                const char* threadName,
1039                                int32_t threadPriority,
1040                                size_t threadStackSize,
1041                                android_thread_id_t* threadId)
1042{
1043    void** args = (void**) malloc(3 * sizeof(void*));   // javaThreadShell must free
1044    int result;
1045
1046    assert(threadName != NULL);
1047
1048    args[0] = (void*) entryFunction;
1049    args[1] = userData;
1050    args[2] = (void*) strdup(threadName);   // javaThreadShell must free
1051
1052    result = androidCreateRawThreadEtc(AndroidRuntime::javaThreadShell, args,
1053        threadName, threadPriority, threadStackSize, threadId);
1054    return result;
1055}
1056
1057/*
1058 * Create a thread that is visible from the VM.
1059 *
1060 * This is called from elsewhere in the library.
1061 */
1062/*static*/ android_thread_id_t AndroidRuntime::createJavaThread(const char* name,
1063    void (*start)(void *), void* arg)
1064{
1065    android_thread_id_t threadId = 0;
1066    javaCreateThreadEtc((android_thread_func_t) start, arg, name,
1067        ANDROID_PRIORITY_DEFAULT, 0, &threadId);
1068    return threadId;
1069}
1070
1071#if 0
1072static void quickTest(void* arg)
1073{
1074    const char* str = (const char*) arg;
1075
1076    printf("In quickTest: %s\n", str);
1077}
1078#endif
1079
1080#ifdef NDEBUG
1081    #define REG_JNI(name)      { name }
1082    struct RegJNIRec {
1083        int (*mProc)(JNIEnv*);
1084    };
1085#else
1086    #define REG_JNI(name)      { name, #name }
1087    struct RegJNIRec {
1088        int (*mProc)(JNIEnv*);
1089        const char* mName;
1090    };
1091#endif
1092
1093typedef void (*RegJAMProc)();
1094
1095static int register_jni_procs(const RegJNIRec array[], size_t count, JNIEnv* env)
1096{
1097    for (size_t i = 0; i < count; i++) {
1098        if (array[i].mProc(env) < 0) {
1099#ifndef NDEBUG
1100            ALOGD("----------!!! %s failed to load\n", array[i].mName);
1101#endif
1102            return -1;
1103        }
1104    }
1105    return 0;
1106}
1107
1108static void register_jam_procs(const RegJAMProc array[], size_t count)
1109{
1110    for (size_t i = 0; i < count; i++) {
1111        array[i]();
1112    }
1113}
1114
1115static const RegJNIRec gRegJNI[] = {
1116    REG_JNI(register_com_android_internal_os_RuntimeInit),
1117    REG_JNI(register_android_os_SystemClock),
1118    REG_JNI(register_android_util_EventLog),
1119    REG_JNI(register_android_util_Log),
1120    REG_JNI(register_android_util_FloatMath),
1121    REG_JNI(register_android_text_format_Time),
1122    REG_JNI(register_android_content_AssetManager),
1123    REG_JNI(register_android_content_StringBlock),
1124    REG_JNI(register_android_content_XmlBlock),
1125    REG_JNI(register_android_emoji_EmojiFactory),
1126    REG_JNI(register_android_text_AndroidCharacter),
1127    REG_JNI(register_android_text_AndroidBidi),
1128    REG_JNI(register_android_view_InputDevice),
1129    REG_JNI(register_android_view_KeyCharacterMap),
1130    REG_JNI(register_android_os_Process),
1131    REG_JNI(register_android_os_SystemProperties),
1132    REG_JNI(register_android_os_Binder),
1133    REG_JNI(register_android_os_Parcel),
1134    REG_JNI(register_android_view_DisplayEventReceiver),
1135    REG_JNI(register_android_nio_utils),
1136    REG_JNI(register_android_graphics_Graphics),
1137    REG_JNI(register_android_view_GraphicBuffer),
1138    REG_JNI(register_android_view_GLES20DisplayList),
1139    REG_JNI(register_android_view_GLES20Canvas),
1140    REG_JNI(register_android_view_HardwareRenderer),
1141    REG_JNI(register_android_view_Surface),
1142    REG_JNI(register_android_view_SurfaceControl),
1143    REG_JNI(register_android_view_SurfaceSession),
1144    REG_JNI(register_android_view_TextureView),
1145    REG_JNI(register_com_google_android_gles_jni_EGLImpl),
1146    REG_JNI(register_com_google_android_gles_jni_GLImpl),
1147    REG_JNI(register_android_opengl_jni_EGL14),
1148    REG_JNI(register_android_opengl_jni_EGLExt),
1149    REG_JNI(register_android_opengl_jni_GLES10),
1150    REG_JNI(register_android_opengl_jni_GLES10Ext),
1151    REG_JNI(register_android_opengl_jni_GLES11),
1152    REG_JNI(register_android_opengl_jni_GLES11Ext),
1153    REG_JNI(register_android_opengl_jni_GLES20),
1154    REG_JNI(register_android_opengl_jni_GLES30),
1155
1156    REG_JNI(register_android_graphics_Bitmap),
1157    REG_JNI(register_android_graphics_BitmapFactory),
1158    REG_JNI(register_android_graphics_BitmapRegionDecoder),
1159    REG_JNI(register_android_graphics_Camera),
1160    REG_JNI(register_android_graphics_CreateJavaOutputStreamAdaptor),
1161    REG_JNI(register_android_graphics_Canvas),
1162    REG_JNI(register_android_graphics_ColorFilter),
1163    REG_JNI(register_android_graphics_DrawFilter),
1164    REG_JNI(register_android_graphics_Interpolator),
1165    REG_JNI(register_android_graphics_LayerRasterizer),
1166    REG_JNI(register_android_graphics_MaskFilter),
1167    REG_JNI(register_android_graphics_Matrix),
1168    REG_JNI(register_android_graphics_Movie),
1169    REG_JNI(register_android_graphics_NinePatch),
1170    REG_JNI(register_android_graphics_Paint),
1171    REG_JNI(register_android_graphics_Path),
1172    REG_JNI(register_android_graphics_PathMeasure),
1173    REG_JNI(register_android_graphics_PathEffect),
1174    REG_JNI(register_android_graphics_Picture),
1175    REG_JNI(register_android_graphics_PorterDuff),
1176    REG_JNI(register_android_graphics_Rasterizer),
1177    REG_JNI(register_android_graphics_Region),
1178    REG_JNI(register_android_graphics_Shader),
1179    REG_JNI(register_android_graphics_SurfaceTexture),
1180    REG_JNI(register_android_graphics_Typeface),
1181    REG_JNI(register_android_graphics_Xfermode),
1182    REG_JNI(register_android_graphics_YuvImage),
1183    REG_JNI(register_android_graphics_pdf_PdfDocument),
1184
1185    REG_JNI(register_android_database_CursorWindow),
1186    REG_JNI(register_android_database_SQLiteConnection),
1187    REG_JNI(register_android_database_SQLiteGlobal),
1188    REG_JNI(register_android_database_SQLiteDebug),
1189    REG_JNI(register_android_os_Debug),
1190    REG_JNI(register_android_os_FileObserver),
1191    REG_JNI(register_android_os_MessageQueue),
1192    REG_JNI(register_android_os_SELinux),
1193    REG_JNI(register_android_os_Trace),
1194    REG_JNI(register_android_os_UEventObserver),
1195    REG_JNI(register_android_net_LocalSocketImpl),
1196    REG_JNI(register_android_net_NetworkUtils),
1197    REG_JNI(register_android_net_TrafficStats),
1198    REG_JNI(register_android_net_wifi_WifiNative),
1199    REG_JNI(register_android_os_MemoryFile),
1200    REG_JNI(register_com_android_internal_os_ZygoteInit),
1201    REG_JNI(register_android_hardware_Camera),
1202    REG_JNI(register_android_hardware_camera2_CameraMetadata),
1203    REG_JNI(register_android_hardware_SensorManager),
1204    REG_JNI(register_android_hardware_SerialPort),
1205    REG_JNI(register_android_hardware_UsbDevice),
1206    REG_JNI(register_android_hardware_UsbDeviceConnection),
1207    REG_JNI(register_android_hardware_UsbRequest),
1208    REG_JNI(register_android_media_AudioRecord),
1209    REG_JNI(register_android_media_AudioSystem),
1210    REG_JNI(register_android_media_AudioTrack),
1211    REG_JNI(register_android_media_JetPlayer),
1212    REG_JNI(register_android_media_RemoteDisplay),
1213    REG_JNI(register_android_media_ToneGenerator),
1214
1215    REG_JNI(register_android_opengl_classes),
1216    REG_JNI(register_android_server_NetworkManagementSocketTagger),
1217    REG_JNI(register_android_server_Watchdog),
1218    REG_JNI(register_android_ddm_DdmHandleNativeHeap),
1219    REG_JNI(register_android_backup_BackupDataInput),
1220    REG_JNI(register_android_backup_BackupDataOutput),
1221    REG_JNI(register_android_backup_FileBackupHelperBase),
1222    REG_JNI(register_android_backup_BackupHelperDispatcher),
1223    REG_JNI(register_android_app_backup_FullBackup),
1224    REG_JNI(register_android_app_ActivityThread),
1225    REG_JNI(register_android_app_NativeActivity),
1226    REG_JNI(register_android_view_InputChannel),
1227    REG_JNI(register_android_view_InputEventReceiver),
1228    REG_JNI(register_android_view_InputEventSender),
1229    REG_JNI(register_android_view_InputQueue),
1230    REG_JNI(register_android_view_KeyEvent),
1231    REG_JNI(register_android_view_MotionEvent),
1232    REG_JNI(register_android_view_PointerIcon),
1233    REG_JNI(register_android_view_VelocityTracker),
1234
1235    REG_JNI(register_android_content_res_ObbScanner),
1236    REG_JNI(register_android_content_res_Configuration),
1237
1238    REG_JNI(register_android_animation_PropertyValuesHolder),
1239    REG_JNI(register_com_android_internal_content_NativeLibraryHelper),
1240    REG_JNI(register_com_android_internal_net_NetworkStatsFactory),
1241};
1242
1243/*
1244 * Register android native functions with the VM.
1245 */
1246/*static*/ int AndroidRuntime::startReg(JNIEnv* env)
1247{
1248    /*
1249     * This hook causes all future threads created in this process to be
1250     * attached to the JavaVM.  (This needs to go away in favor of JNI
1251     * Attach calls.)
1252     */
1253    androidSetCreateThreadFunc((android_create_thread_fn) javaCreateThreadEtc);
1254
1255    ALOGV("--- registering native functions ---\n");
1256
1257    /*
1258     * Every "register" function calls one or more things that return
1259     * a local reference (e.g. FindClass).  Because we haven't really
1260     * started the VM yet, they're all getting stored in the base frame
1261     * and never released.  Use Push/Pop to manage the storage.
1262     */
1263    env->PushLocalFrame(200);
1264
1265    if (register_jni_procs(gRegJNI, NELEM(gRegJNI), env) < 0) {
1266        env->PopLocalFrame(NULL);
1267        return -1;
1268    }
1269    env->PopLocalFrame(NULL);
1270
1271    //createJavaThread("fubar", quickTest, (void*) "hello");
1272
1273    return 0;
1274}
1275
1276AndroidRuntime* AndroidRuntime::getRuntime()
1277{
1278    return gCurRuntime;
1279}
1280
1281/**
1282 * Used by WithFramework to register native functions.
1283 */
1284extern "C"
1285jint Java_com_android_internal_util_WithFramework_registerNatives(
1286        JNIEnv* env, jclass clazz) {
1287    return register_jni_procs(gRegJNI, NELEM(gRegJNI), env);
1288}
1289
1290/**
1291 * Used by LoadClass to register native functions.
1292 */
1293extern "C"
1294jint Java_LoadClass_registerNatives(JNIEnv* env, jclass clazz) {
1295    return register_jni_procs(gRegJNI, NELEM(gRegJNI), env);
1296}
1297
1298}   // namespace android
1299