AndroidRuntime.cpp revision 37151b5032c381391440019a76022ff8dd8196d0 
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);
180extern int register_com_android_internal_os_Zygote(JNIEnv *env);
181
182static AndroidRuntime* gCurRuntime = NULL;
183
184static void doThrow(JNIEnv* env, const char* exc, const char* msg = NULL)
185{
186    if (jniThrowException(env, exc, msg) != 0)
187        assert(false);
188}
189
190/*
191 * Code written in the Java Programming Language calls here from main().
192 */
193static void com_android_internal_os_RuntimeInit_nativeFinishInit(JNIEnv* env, jobject clazz)
194{
195    gCurRuntime->onStarted();
196}
197
198static void com_android_internal_os_RuntimeInit_nativeZygoteInit(JNIEnv* env, jobject clazz)
199{
200    gCurRuntime->onZygoteInit();
201}
202
203static void com_android_internal_os_RuntimeInit_nativeSetExitWithoutCleanup(JNIEnv* env,
204        jobject clazz, jboolean exitWithoutCleanup)
205{
206    gCurRuntime->setExitWithoutCleanup(exitWithoutCleanup);
207}
208
209/*
210 * JNI registration.
211 */
212static JNINativeMethod gMethods[] = {
213    { "nativeFinishInit", "()V",
214        (void*) com_android_internal_os_RuntimeInit_nativeFinishInit },
215    { "nativeZygoteInit", "()V",
216        (void*) com_android_internal_os_RuntimeInit_nativeZygoteInit },
217    { "nativeSetExitWithoutCleanup", "(Z)V",
218        (void*) com_android_internal_os_RuntimeInit_nativeSetExitWithoutCleanup },
219};
220
221int register_com_android_internal_os_RuntimeInit(JNIEnv* env)
222{
223    return jniRegisterNativeMethods(env, "com/android/internal/os/RuntimeInit",
224        gMethods, NELEM(gMethods));
225}
226
227// ----------------------------------------------------------------------
228
229/*static*/ JavaVM* AndroidRuntime::mJavaVM = NULL;
230
231AndroidRuntime::AndroidRuntime(char* argBlockStart, const size_t argBlockLength) :
232        mExitWithoutCleanup(false),
233        mArgBlockStart(argBlockStart),
234        mArgBlockLength(argBlockLength)
235{
236    SkGraphics::Init();
237    // this sets our preference for 16bit images during decode
238    // in case the src is opaque and 24bit
239    SkImageDecoder::SetDeviceConfig(SkBitmap::kRGB_565_Config);
240    // This cache is shared between browser native images, and java "purgeable"
241    // bitmaps. This globalpool is for images that do not either use the java
242    // heap, or are not backed by ashmem. See BitmapFactory.cpp for the key
243    // java call site.
244    SkImageRef_GlobalPool::SetRAMBudget(512 * 1024);
245    // There is also a global font cache, but its budget is specified in code
246    // see SkFontHost_android.cpp
247
248    // Pre-allocate enough space to hold a fair number of options.
249    mOptions.setCapacity(20);
250
251    assert(gCurRuntime == NULL);        // one per process
252    gCurRuntime = this;
253}
254
255AndroidRuntime::~AndroidRuntime()
256{
257    SkGraphics::Term();
258}
259
260/*
261 * Register native methods using JNI.
262 */
263/*static*/ int AndroidRuntime::registerNativeMethods(JNIEnv* env,
264    const char* className, const JNINativeMethod* gMethods, int numMethods)
265{
266    return jniRegisterNativeMethods(env, className, gMethods, numMethods);
267}
268
269void AndroidRuntime::setArgv0(const char* argv0) {
270    strlcpy(mArgBlockStart, argv0, mArgBlockLength);
271}
272
273status_t AndroidRuntime::callMain(const String8& className, jclass clazz,
274    const Vector<String8>& args)
275{
276    JNIEnv* env;
277    jmethodID methodId;
278
279    ALOGD("Calling main entry %s", className.string());
280
281    env = getJNIEnv();
282    if (clazz == NULL || env == NULL) {
283        return UNKNOWN_ERROR;
284    }
285
286    methodId = env->GetStaticMethodID(clazz, "main", "([Ljava/lang/String;)V");
287    if (methodId == NULL) {
288        ALOGE("ERROR: could not find method %s.main(String[])\n", className.string());
289        return UNKNOWN_ERROR;
290    }
291
292    /*
293     * We want to call main() with a String array with our arguments in it.
294     * Create an array and populate it.
295     */
296    jclass stringClass;
297    jobjectArray strArray;
298
299    const size_t numArgs = args.size();
300    stringClass = env->FindClass("java/lang/String");
301    strArray = env->NewObjectArray(numArgs, stringClass, NULL);
302
303    for (size_t i = 0; i < numArgs; i++) {
304        jstring argStr = env->NewStringUTF(args[i].string());
305        env->SetObjectArrayElement(strArray, i, argStr);
306    }
307
308    env->CallStaticVoidMethod(clazz, methodId, strArray);
309    return NO_ERROR;
310}
311
312/*
313 * The VM calls this through the "exit" hook.
314 */
315static void runtime_exit(int code)
316{
317    gCurRuntime->exit(code);
318}
319
320/*
321 * The VM calls this through the "vfprintf" hook.
322 *
323 * We ignore "fp" and just write the results to the log file.
324 */
325static void runtime_vfprintf(FILE* fp, const char* format, va_list ap)
326{
327    LOG_PRI_VA(ANDROID_LOG_INFO, "vm-printf", format, ap);
328}
329
330/**
331 * The VM calls this when mutex contention debugging is enabled to
332 * determine whether or not the blocked thread was a "sensitive thread"
333 * for user responsiveness/smoothess.
334 *
335 * Our policy for this is whether or not we're tracing any StrictMode
336 * events on this thread (which we might've inherited via Binder calls
337 * into us)
338 */
339static bool runtime_isSensitiveThread() {
340    IPCThreadState* state = IPCThreadState::selfOrNull();
341    return state && state->getStrictModePolicy() != 0;
342}
343
344
345/**
346 * Add VM arguments to the to-be-executed VM
347 * Stops at first non '-' argument (also stops at an argument of '--')
348 * Returns the number of args consumed
349 */
350int AndroidRuntime::addVmArguments(int argc, const char* const argv[])
351{
352    int i;
353
354    for (i = 0; i<argc; i++) {
355        if (argv[i][0] != '-') {
356            return i;
357        }
358        if (argv[i][1] == '-' && argv[i][2] == 0) {
359            return i+1;
360        }
361
362        JavaVMOption opt;
363        memset(&opt, 0, sizeof(opt));
364        opt.optionString = (char*)argv[i];
365        mOptions.add(opt);
366    }
367    return i;
368}
369
370static int hasDir(const char* dir)
371{
372    struct stat s;
373    int res = stat(dir, &s);
374    if (res == 0) {
375        return S_ISDIR(s.st_mode);
376    }
377    return 0;
378}
379
380/*
381 * Read the persistent locale.
382 */
383static void readLocale(char* language, char* region)
384{
385    char propLang[PROPERTY_VALUE_MAX], propRegn[PROPERTY_VALUE_MAX];
386
387    property_get("persist.sys.language", propLang, "");
388    property_get("persist.sys.country", propRegn, "");
389    if (*propLang == 0 && *propRegn == 0) {
390        /* Set to ro properties, default is en_US */
391        property_get("ro.product.locale.language", propLang, "en");
392        property_get("ro.product.locale.region", propRegn, "US");
393    }
394    strncat(language, propLang, 3);
395    strncat(region, propRegn, 3);
396    //ALOGD("language=%s region=%s\n", language, region);
397}
398
399/*
400 * Parse a property containing space-separated options that should be
401 * passed directly to the VM, e.g. "-Xmx32m -verbose:gc -Xregenmap".
402 *
403 * This will cut up "extraOptsBuf" as we chop it into individual options.
404 *
405 * If "quotingArg" is non-null, it is passed before each extra option in mOptions.
406 *
407 * Adds the strings, if any, to mOptions.
408 */
409void AndroidRuntime::parseExtraOpts(char* extraOptsBuf, const char* quotingArg)
410{
411    JavaVMOption opt;
412    memset(&opt, 0, sizeof(opt));
413    char* start = extraOptsBuf;
414    char* end = NULL;
415    while (*start != '\0') {
416        while (*start == ' ')                   /* skip leading whitespace */
417            start++;
418        if (*start == '\0')                     /* was trailing ws, bail */
419            break;
420
421        end = start+1;
422        while (*end != ' ' && *end != '\0')     /* find end of token */
423            end++;
424        if (*end == ' ')
425            *end++ = '\0';          /* mark end, advance to indicate more */
426
427        opt.optionString = start;
428        if (quotingArg != NULL) {
429            JavaVMOption quotingOpt;
430            quotingOpt.optionString = quotingArg;
431            mOptions.add(quotingOpt);
432        }
433        mOptions.add(opt);
434        start = end;
435    }
436}
437
438/*
439 * Start the Dalvik Virtual Machine.
440 *
441 * Various arguments, most determined by system properties, are passed in.
442 * The "mOptions" vector is updated.
443 *
444 * CAUTION: when adding options in here, be careful not to put the
445 * char buffer inside a nested scope.  Adding the buffer to the
446 * options using mOptions.add() does not copy the buffer, so if the
447 * buffer goes out of scope the option may be overwritten.  It's best
448 * to put the buffer at the top of the function so that it is more
449 * unlikely that someone will surround it in a scope at a later time
450 * and thus introduce a bug.
451 *
452 * Returns 0 on success.
453 */
454int AndroidRuntime::startVm(JavaVM** pJavaVM, JNIEnv** pEnv)
455{
456    int result = -1;
457    JavaVMInitArgs initArgs;
458    JavaVMOption opt;
459    char propBuf[PROPERTY_VALUE_MAX];
460    char stackTraceFileBuf[PROPERTY_VALUE_MAX];
461    char dexoptFlagsBuf[PROPERTY_VALUE_MAX];
462    char enableAssertBuf[sizeof("-ea:")-1 + PROPERTY_VALUE_MAX];
463    char jniOptsBuf[sizeof("-Xjniopts:")-1 + PROPERTY_VALUE_MAX];
464    char heapstartsizeOptsBuf[sizeof("-Xms")-1 + PROPERTY_VALUE_MAX];
465    char heapsizeOptsBuf[sizeof("-Xmx")-1 + PROPERTY_VALUE_MAX];
466    char heapgrowthlimitOptsBuf[sizeof("-XX:HeapGrowthLimit=")-1 + PROPERTY_VALUE_MAX];
467    char heapminfreeOptsBuf[sizeof("-XX:HeapMinFree=")-1 + PROPERTY_VALUE_MAX];
468    char heapmaxfreeOptsBuf[sizeof("-XX:HeapMaxFree=")-1 + PROPERTY_VALUE_MAX];
469    char gctypeOptsBuf[sizeof("-Xgc:")-1 + PROPERTY_VALUE_MAX];
470    char backgroundgcOptsBuf[sizeof("-XX:BackgroundGC=")-1 + PROPERTY_VALUE_MAX];
471    char heaptargetutilizationOptsBuf[sizeof("-XX:HeapTargetUtilization=")-1 + PROPERTY_VALUE_MAX];
472    char jitcodecachesizeOptsBuf[sizeof("-Xjitcodecachesize:")-1 + PROPERTY_VALUE_MAX];
473    char dalvikVmLibBuf[PROPERTY_VALUE_MAX];
474    char dex2oatFlagsBuf[PROPERTY_VALUE_MAX];
475    char dex2oatImageFlagsBuf[PROPERTY_VALUE_MAX];
476    char extraOptsBuf[PROPERTY_VALUE_MAX];
477    char* stackTraceFile = NULL;
478    bool checkJni = false;
479    bool checkDexSum = false;
480    bool logStdio = false;
481    enum {
482      kEMDefault,
483      kEMIntPortable,
484      kEMIntFast,
485      kEMJitCompiler,
486    } executionMode = kEMDefault;
487    char profile_period[sizeof("-Xprofile-period:") + PROPERTY_VALUE_MAX];
488    char profile_duration[sizeof("-Xprofile-duration:") + PROPERTY_VALUE_MAX];
489    char profile_interval[sizeof("-Xprofile-interval:") + PROPERTY_VALUE_MAX];
490    char profile_backoff[sizeof("-Xprofile-backoff:") + PROPERTY_VALUE_MAX];
491    char profile_top_k_threshold[sizeof("-Xprofile-top-k-threshold:") + PROPERTY_VALUE_MAX];
492    char profile_top_k_change_threshold[sizeof("-Xprofile-top-k-change-threshold:") + PROPERTY_VALUE_MAX];
493    char langOption[sizeof("-Duser.language=") + 3];
494    char regionOption[sizeof("-Duser.region=") + 3];
495    char lockProfThresholdBuf[sizeof("-Xlockprofthreshold:") + sizeof(propBuf)];
496    char jitOpBuf[sizeof("-Xjitop:") + PROPERTY_VALUE_MAX];
497    char jitMethodBuf[sizeof("-Xjitmethod:") + PROPERTY_VALUE_MAX];
498
499    property_get("dalvik.vm.checkjni", propBuf, "");
500    if (strcmp(propBuf, "true") == 0) {
501        checkJni = true;
502    } else if (strcmp(propBuf, "false") != 0) {
503        /* property is neither true nor false; fall back on kernel parameter */
504        property_get("ro.kernel.android.checkjni", propBuf, "");
505        if (propBuf[0] == '1') {
506            checkJni = true;
507        }
508    }
509
510    property_get("dalvik.vm.execution-mode", propBuf, "");
511    if (strcmp(propBuf, "int:portable") == 0) {
512        executionMode = kEMIntPortable;
513    } else if (strcmp(propBuf, "int:fast") == 0) {
514        executionMode = kEMIntFast;
515    } else if (strcmp(propBuf, "int:jit") == 0) {
516        executionMode = kEMJitCompiler;
517    }
518
519    property_get("dalvik.vm.stack-trace-file", stackTraceFileBuf, "");
520
521    property_get("dalvik.vm.check-dex-sum", propBuf, "");
522    if (strcmp(propBuf, "true") == 0) {
523        checkDexSum = true;
524    }
525
526    property_get("log.redirect-stdio", propBuf, "");
527    if (strcmp(propBuf, "true") == 0) {
528        logStdio = true;
529    }
530
531    strcpy(enableAssertBuf, "-ea:");
532    property_get("dalvik.vm.enableassertions", enableAssertBuf+4, "");
533
534    strcpy(jniOptsBuf, "-Xjniopts:");
535    property_get("dalvik.vm.jniopts", jniOptsBuf+10, "");
536
537    /* route exit() to our handler */
538    opt.extraInfo = (void*) runtime_exit;
539    opt.optionString = "exit";
540    mOptions.add(opt);
541
542    /* route fprintf() to our handler */
543    opt.extraInfo = (void*) runtime_vfprintf;
544    opt.optionString = "vfprintf";
545    mOptions.add(opt);
546
547    /* register the framework-specific "is sensitive thread" hook */
548    opt.extraInfo = (void*) runtime_isSensitiveThread;
549    opt.optionString = "sensitiveThread";
550    mOptions.add(opt);
551
552    opt.extraInfo = NULL;
553
554    /* enable verbose; standard options are { jni, gc, class } */
555    //options[curOpt++].optionString = "-verbose:jni";
556    opt.optionString = "-verbose:gc";
557    mOptions.add(opt);
558    //options[curOpt++].optionString = "-verbose:class";
559
560    /*
561     * The default starting and maximum size of the heap.  Larger
562     * values should be specified in a product property override.
563     */
564    strcpy(heapstartsizeOptsBuf, "-Xms");
565    property_get("dalvik.vm.heapstartsize", heapstartsizeOptsBuf+4, "4m");
566    opt.optionString = heapstartsizeOptsBuf;
567    mOptions.add(opt);
568    strcpy(heapsizeOptsBuf, "-Xmx");
569    property_get("dalvik.vm.heapsize", heapsizeOptsBuf+4, "16m");
570    opt.optionString = heapsizeOptsBuf;
571    mOptions.add(opt);
572
573    // Increase the main thread's interpreter stack size for bug 6315322.
574    opt.optionString = "-XX:mainThreadStackSize=24K";
575    mOptions.add(opt);
576
577    // Set the max jit code cache size.  Note: size of 0 will disable the JIT.
578    strcpy(jitcodecachesizeOptsBuf, "-Xjitcodecachesize:");
579    property_get("dalvik.vm.jit.codecachesize", jitcodecachesizeOptsBuf+19,  NULL);
580    if (jitcodecachesizeOptsBuf[19] != '\0') {
581      opt.optionString = jitcodecachesizeOptsBuf;
582      mOptions.add(opt);
583    }
584
585    strcpy(heapgrowthlimitOptsBuf, "-XX:HeapGrowthLimit=");
586    property_get("dalvik.vm.heapgrowthlimit", heapgrowthlimitOptsBuf+20, "");
587    if (heapgrowthlimitOptsBuf[20] != '\0') {
588        opt.optionString = heapgrowthlimitOptsBuf;
589        mOptions.add(opt);
590    }
591
592    strcpy(heapminfreeOptsBuf, "-XX:HeapMinFree=");
593    property_get("dalvik.vm.heapminfree", heapminfreeOptsBuf+16, "");
594    if (heapminfreeOptsBuf[16] != '\0') {
595        opt.optionString = heapminfreeOptsBuf;
596        mOptions.add(opt);
597    }
598
599    strcpy(heapmaxfreeOptsBuf, "-XX:HeapMaxFree=");
600    property_get("dalvik.vm.heapmaxfree", heapmaxfreeOptsBuf+16, "");
601    if (heapmaxfreeOptsBuf[16] != '\0') {
602        opt.optionString = heapmaxfreeOptsBuf;
603        mOptions.add(opt);
604    }
605
606    strcpy(heaptargetutilizationOptsBuf, "-XX:HeapTargetUtilization=");
607    property_get("dalvik.vm.heaptargetutilization", heaptargetutilizationOptsBuf+26, "");
608    if (heaptargetutilizationOptsBuf[26] != '\0') {
609        opt.optionString = heaptargetutilizationOptsBuf;
610        mOptions.add(opt);
611    }
612
613    property_get("ro.config.low_ram", propBuf, "");
614    if (strcmp(propBuf, "true") == 0) {
615      opt.optionString = "-XX:LowMemoryMode";
616      mOptions.add(opt);
617    }
618
619    strcpy(gctypeOptsBuf, "-Xgc:");
620    property_get("dalvik.vm.gctype", gctypeOptsBuf+5, "");
621    if (gctypeOptsBuf[5] != '\0') {
622        opt.optionString = gctypeOptsBuf;
623        mOptions.add(opt);
624    }
625
626    strcpy(backgroundgcOptsBuf, "-XX:BackgroundGC=");
627    property_get("dalvik.vm.backgroundgctype", backgroundgcOptsBuf+sizeof("-XX:BackgroundGC=")-1, "");
628    if (backgroundgcOptsBuf[sizeof("-XX:BackgroundGC=")-1] != '\0') {
629        opt.optionString = backgroundgcOptsBuf;
630        mOptions.add(opt);
631    }
632
633    /*
634     * Enable or disable dexopt features, such as bytecode verification and
635     * calculation of register maps for precise GC.
636     */
637    property_get("dalvik.vm.dexopt-flags", dexoptFlagsBuf, "");
638    if (dexoptFlagsBuf[0] != '\0') {
639        const char* opc;
640        const char* val;
641
642        opc = strstr(dexoptFlagsBuf, "v=");     /* verification */
643        if (opc != NULL) {
644            switch (*(opc+2)) {
645            case 'n':   val = "-Xverify:none";      break;
646            case 'r':   val = "-Xverify:remote";    break;
647            case 'a':   val = "-Xverify:all";       break;
648            default:    val = NULL;                 break;
649            }
650
651            if (val != NULL) {
652                opt.optionString = val;
653                mOptions.add(opt);
654            }
655        }
656
657        opc = strstr(dexoptFlagsBuf, "o=");     /* optimization */
658        if (opc != NULL) {
659            switch (*(opc+2)) {
660            case 'n':   val = "-Xdexopt:none";      break;
661            case 'v':   val = "-Xdexopt:verified";  break;
662            case 'a':   val = "-Xdexopt:all";       break;
663            case 'f':   val = "-Xdexopt:full";      break;
664            default:    val = NULL;                 break;
665            }
666
667            if (val != NULL) {
668                opt.optionString = val;
669                mOptions.add(opt);
670            }
671        }
672
673        opc = strstr(dexoptFlagsBuf, "m=y");    /* register map */
674        if (opc != NULL) {
675            opt.optionString = "-Xgenregmap";
676            mOptions.add(opt);
677
678            /* turn on precise GC while we're at it */
679            opt.optionString = "-Xgc:precise";
680            mOptions.add(opt);
681        }
682    }
683
684    /* enable debugging; set suspend=y to pause during VM init */
685    /* use android ADB transport */
686    opt.optionString =
687        "-agentlib:jdwp=transport=dt_android_adb,suspend=n,server=y";
688    mOptions.add(opt);
689
690    ALOGD("CheckJNI is %s\n", checkJni ? "ON" : "OFF");
691    if (checkJni) {
692        /* extended JNI checking */
693        opt.optionString = "-Xcheck:jni";
694        mOptions.add(opt);
695
696        /* set a cap on JNI global references */
697        opt.optionString = "-Xjnigreflimit:2000";
698        mOptions.add(opt);
699
700        /* with -Xcheck:jni, this provides a JNI function call trace */
701        //opt.optionString = "-verbose:jni";
702        //mOptions.add(opt);
703    }
704
705    property_get("dalvik.vm.lockprof.threshold", propBuf, "");
706    if (strlen(propBuf) > 0) {
707      strcpy(lockProfThresholdBuf, "-Xlockprofthreshold:");
708      strcat(lockProfThresholdBuf, propBuf);
709      opt.optionString = lockProfThresholdBuf;
710      mOptions.add(opt);
711    }
712
713    /* Force interpreter-only mode for selected opcodes. Eg "1-0a,3c,f1-ff" */
714    property_get("dalvik.vm.jit.op", propBuf, "");
715    if (strlen(propBuf) > 0) {
716        strcpy(jitOpBuf, "-Xjitop:");
717        strcat(jitOpBuf, propBuf);
718        opt.optionString = jitOpBuf;
719        mOptions.add(opt);
720    }
721
722    /* Force interpreter-only mode for selected methods */
723    property_get("dalvik.vm.jit.method", propBuf, "");
724    if (strlen(propBuf) > 0) {
725        strcpy(jitMethodBuf, "-Xjitmethod:");
726        strcat(jitMethodBuf, propBuf);
727        opt.optionString = jitMethodBuf;
728        mOptions.add(opt);
729    }
730
731    if (executionMode == kEMIntPortable) {
732        opt.optionString = "-Xint:portable";
733        mOptions.add(opt);
734    } else if (executionMode == kEMIntFast) {
735        opt.optionString = "-Xint:fast";
736        mOptions.add(opt);
737    } else if (executionMode == kEMJitCompiler) {
738        opt.optionString = "-Xint:jit";
739        mOptions.add(opt);
740    }
741
742    if (checkDexSum) {
743        /* perform additional DEX checksum tests */
744        opt.optionString = "-Xcheckdexsum";
745        mOptions.add(opt);
746    }
747
748    if (logStdio) {
749        /* convert stdout/stderr to log messages */
750        opt.optionString = "-Xlog-stdio";
751        mOptions.add(opt);
752    }
753
754    if (enableAssertBuf[4] != '\0') {
755        /* accept "all" to mean "all classes and packages" */
756        if (strcmp(enableAssertBuf+4, "all") == 0)
757            enableAssertBuf[3] = '\0';
758        ALOGI("Assertions enabled: '%s'\n", enableAssertBuf);
759        opt.optionString = enableAssertBuf;
760        mOptions.add(opt);
761    } else {
762        ALOGV("Assertions disabled\n");
763    }
764
765    if (jniOptsBuf[10] != '\0') {
766        ALOGI("JNI options: '%s'\n", jniOptsBuf);
767        opt.optionString = jniOptsBuf;
768        mOptions.add(opt);
769    }
770
771    if (stackTraceFileBuf[0] != '\0') {
772        static const char* stfOptName = "-Xstacktracefile:";
773
774        stackTraceFile = (char*) malloc(strlen(stfOptName) +
775            strlen(stackTraceFileBuf) +1);
776        strcpy(stackTraceFile, stfOptName);
777        strcat(stackTraceFile, stackTraceFileBuf);
778        opt.optionString = stackTraceFile;
779        mOptions.add(opt);
780    }
781
782    // libart tolerates libdvm flags, but not vice versa, so only pass some options if libart.
783    property_get("persist.sys.dalvik.vm.lib.2", dalvikVmLibBuf, "libart.so");
784    bool libart = (strncmp(dalvikVmLibBuf, "libart", 6) == 0);
785
786    if (libart) {
787        // Extra options for DexClassLoader.
788        property_get("dalvik.vm.dex2oat-flags", dex2oatFlagsBuf, "");
789        parseExtraOpts(dex2oatFlagsBuf, "-Xcompiler-option");
790
791        // Extra options for boot.art/boot.oat image generation.
792        property_get("dalvik.vm.image-dex2oat-flags", dex2oatImageFlagsBuf, "");
793        parseExtraOpts(dex2oatImageFlagsBuf, "-Ximage-compiler-option");
794    }
795
796    /* extra options; parse this late so it overrides others */
797    property_get("dalvik.vm.extra-opts", extraOptsBuf, "");
798    parseExtraOpts(extraOptsBuf, NULL);
799
800    /* Set the properties for locale */
801    {
802        strcpy(langOption, "-Duser.language=");
803        strcpy(regionOption, "-Duser.region=");
804        readLocale(langOption, regionOption);
805        opt.extraInfo = NULL;
806        opt.optionString = langOption;
807        mOptions.add(opt);
808        opt.optionString = regionOption;
809        mOptions.add(opt);
810    }
811
812    /*
813     * Set profiler options
814     */
815    if (libart) {
816        // Whether or not the profiler should be enabled.
817        property_get("dalvik.vm.profiler", propBuf, "0");
818        if (propBuf[0] == '1') {
819            opt.optionString = "-Xenable-profiler";
820            mOptions.add(opt);
821        }
822
823        // Whether the profile should start upon app startup or be delayed by some random offset
824        // (in seconds) that is bound between 0 and a fixed value.
825        property_get("dalvik.vm.profile.start-immed", propBuf, "0");
826        if (propBuf[0] == '1') {
827            opt.optionString = "-Xprofile-start-immediately";
828            mOptions.add(opt);
829        }
830
831        // Number of seconds during profile runs.
832        strcpy(profile_period, "-Xprofile-period:");
833        if (property_get("dalvik.vm.profile.period-secs", profile_period+17, NULL) > 0) {
834           opt.optionString = profile_period;
835           mOptions.add(opt);
836        }
837
838        // Length of each profile run (seconds).
839        strcpy(profile_duration, "-Xprofile-duration:");
840        if (property_get("dalvik.vm.profile.duration-secs", profile_duration+19, NULL) > 0) {
841            opt.optionString = profile_duration;
842            mOptions.add(opt);
843        }
844
845        // Polling interval during profile run (microseconds).
846        strcpy(profile_interval, "-Xprofile-interval:");
847        if (property_get("dalvik.vm.profile.interval-us", profile_interval+19, NULL) > 0) {
848            opt.optionString = profile_interval;
849            mOptions.add(opt);
850        }
851
852        // Coefficient for period backoff.  The the period is multiplied
853        // by this value after each profile run.
854        strcpy(profile_backoff, "-Xprofile-backoff:");
855        if (property_get("dalvik.vm.profile.backoff-coeff", profile_backoff+18, NULL) > 0) {
856            opt.optionString = profile_backoff;
857            mOptions.add(opt);
858        }
859
860        // Top K% of samples that are considered relevant when deciding if the app should be recompiled.
861        strcpy(profile_top_k_threshold, "-Xprofile-top-k-threshold:");
862        if (property_get("dalvik.vm.profile.top-k-thr", profile_top_k_threshold+26, NULL) > 0) {
863            opt.optionString = profile_top_k_threshold;
864            mOptions.add(opt);
865        }
866
867        // The threshold after which a change in the structure of the top K% profiled samples becomes significant
868        // and triggers recompilation. A change in profile is considered significant if X% (top-k-change-threshold)
869        // of the top K% (top-k-threshold property) samples has changed.
870        strcpy(profile_top_k_change_threshold, "-Xprofile-top-k-change-threshold:");
871        if (property_get("dalvik.vm.profile.top-k-ch-thr", profile_top_k_change_threshold+33, NULL) > 0) {
872            opt.optionString = profile_top_k_change_threshold;
873            mOptions.add(opt);
874        }
875    }
876
877    initArgs.version = JNI_VERSION_1_4;
878    initArgs.options = mOptions.editArray();
879    initArgs.nOptions = mOptions.size();
880    initArgs.ignoreUnrecognized = JNI_FALSE;
881
882    /*
883     * Initialize the VM.
884     *
885     * The JavaVM* is essentially per-process, and the JNIEnv* is per-thread.
886     * If this call succeeds, the VM is ready, and we can start issuing
887     * JNI calls.
888     */
889    if (JNI_CreateJavaVM(pJavaVM, pEnv, &initArgs) < 0) {
890        ALOGE("JNI_CreateJavaVM failed\n");
891        goto bail;
892    }
893
894    result = 0;
895
896bail:
897    free(stackTraceFile);
898    return result;
899}
900
901char* AndroidRuntime::toSlashClassName(const char* className)
902{
903    char* result = strdup(className);
904    for (char* cp = result; *cp != '\0'; cp++) {
905        if (*cp == '.') {
906            *cp = '/';
907        }
908    }
909    return result;
910}
911
912/*
913 * Start the Android runtime.  This involves starting the virtual machine
914 * and calling the "static void main(String[] args)" method in the class
915 * named by "className".
916 *
917 * Passes the main function two arguments, the class name and the specified
918 * options string.
919 */
920void AndroidRuntime::start(const char* className, const Vector<String8>& options)
921{
922    ALOGD("\n>>>>>> AndroidRuntime START %s <<<<<<\n",
923            className != NULL ? className : "(unknown)");
924
925    static const String8 startSystemServer("start-system-server");
926
927    /*
928     * 'startSystemServer == true' means runtime is obsolete and not run from
929     * init.rc anymore, so we print out the boot start event here.
930     */
931    for (size_t i = 0; i < options.size(); ++i) {
932        if (options[i] == startSystemServer) {
933           /* track our progress through the boot sequence */
934           const int LOG_BOOT_PROGRESS_START = 3000;
935           LOG_EVENT_LONG(LOG_BOOT_PROGRESS_START,  ns2ms(systemTime(SYSTEM_TIME_MONOTONIC)));
936        }
937    }
938
939    const char* rootDir = getenv("ANDROID_ROOT");
940    if (rootDir == NULL) {
941        rootDir = "/system";
942        if (!hasDir("/system")) {
943            LOG_FATAL("No root directory specified, and /android does not exist.");
944            return;
945        }
946        setenv("ANDROID_ROOT", rootDir, 1);
947    }
948
949    //const char* kernelHack = getenv("LD_ASSUME_KERNEL");
950    //ALOGD("Found LD_ASSUME_KERNEL='%s'\n", kernelHack);
951
952    /* start the virtual machine */
953    JniInvocation jni_invocation;
954    jni_invocation.Init(NULL);
955    JNIEnv* env;
956    if (startVm(&mJavaVM, &env) != 0) {
957        return;
958    }
959    onVmCreated(env);
960
961    /*
962     * Register android functions.
963     */
964    if (startReg(env) < 0) {
965        ALOGE("Unable to register all android natives\n");
966        return;
967    }
968
969    /*
970     * We want to call main() with a String array with arguments in it.
971     * At present we have two arguments, the class name and an option string.
972     * Create an array to hold them.
973     */
974    jclass stringClass;
975    jobjectArray strArray;
976    jstring classNameStr;
977
978    stringClass = env->FindClass("java/lang/String");
979    assert(stringClass != NULL);
980    strArray = env->NewObjectArray(options.size() + 1, stringClass, NULL);
981    assert(strArray != NULL);
982    classNameStr = env->NewStringUTF(className);
983    assert(classNameStr != NULL);
984    env->SetObjectArrayElement(strArray, 0, classNameStr);
985
986    for (size_t i = 0; i < options.size(); ++i) {
987        jstring optionsStr = env->NewStringUTF(options.itemAt(i).string());
988        assert(optionsStr != NULL);
989        env->SetObjectArrayElement(strArray, i + 1, optionsStr);
990    }
991
992    /*
993     * Start VM.  This thread becomes the main thread of the VM, and will
994     * not return until the VM exits.
995     */
996    char* slashClassName = toSlashClassName(className);
997    jclass startClass = env->FindClass(slashClassName);
998    if (startClass == NULL) {
999        ALOGE("JavaVM unable to locate class '%s'\n", slashClassName);
1000        /* keep going */
1001    } else {
1002        jmethodID startMeth = env->GetStaticMethodID(startClass, "main",
1003            "([Ljava/lang/String;)V");
1004        if (startMeth == NULL) {
1005            ALOGE("JavaVM unable to find main() in '%s'\n", className);
1006            /* keep going */
1007        } else {
1008            env->CallStaticVoidMethod(startClass, startMeth, strArray);
1009
1010#if 0
1011            if (env->ExceptionCheck())
1012                threadExitUncaughtException(env);
1013#endif
1014        }
1015    }
1016    free(slashClassName);
1017
1018    ALOGD("Shutting down VM\n");
1019    if (mJavaVM->DetachCurrentThread() != JNI_OK)
1020        ALOGW("Warning: unable to detach main thread\n");
1021    if (mJavaVM->DestroyJavaVM() != 0)
1022        ALOGW("Warning: VM did not shut down cleanly\n");
1023}
1024
1025void AndroidRuntime::exit(int code)
1026{
1027    if (mExitWithoutCleanup) {
1028        ALOGI("VM exiting with result code %d, cleanup skipped.", code);
1029        ::_exit(code);
1030    } else {
1031        ALOGI("VM exiting with result code %d.", code);
1032        onExit(code);
1033        ::exit(code);
1034    }
1035}
1036
1037void AndroidRuntime::onVmCreated(JNIEnv* env)
1038{
1039    // If AndroidRuntime had anything to do here, we'd have done it in 'start'.
1040}
1041
1042/*
1043 * Get the JNIEnv pointer for this thread.
1044 *
1045 * Returns NULL if the slot wasn't allocated or populated.
1046 */
1047/*static*/ JNIEnv* AndroidRuntime::getJNIEnv()
1048{
1049    JNIEnv* env;
1050    JavaVM* vm = AndroidRuntime::getJavaVM();
1051    assert(vm != NULL);
1052
1053    if (vm->GetEnv((void**) &env, JNI_VERSION_1_4) != JNI_OK)
1054        return NULL;
1055    return env;
1056}
1057
1058/*
1059 * Makes the current thread visible to the VM.
1060 *
1061 * The JNIEnv pointer returned is only valid for the current thread, and
1062 * thus must be tucked into thread-local storage.
1063 */
1064static int javaAttachThread(const char* threadName, JNIEnv** pEnv)
1065{
1066    JavaVMAttachArgs args;
1067    JavaVM* vm;
1068    jint result;
1069
1070    vm = AndroidRuntime::getJavaVM();
1071    assert(vm != NULL);
1072
1073    args.version = JNI_VERSION_1_4;
1074    args.name = (char*) threadName;
1075    args.group = NULL;
1076
1077    result = vm->AttachCurrentThread(pEnv, (void*) &args);
1078    if (result != JNI_OK)
1079        ALOGI("NOTE: attach of thread '%s' failed\n", threadName);
1080
1081    return result;
1082}
1083
1084/*
1085 * Detach the current thread from the set visible to the VM.
1086 */
1087static int javaDetachThread(void)
1088{
1089    JavaVM* vm;
1090    jint result;
1091
1092    vm = AndroidRuntime::getJavaVM();
1093    assert(vm != NULL);
1094
1095    result = vm->DetachCurrentThread();
1096    if (result != JNI_OK)
1097        ALOGE("ERROR: thread detach failed\n");
1098    return result;
1099}
1100
1101/*
1102 * When starting a native thread that will be visible from the VM, we
1103 * bounce through this to get the right attach/detach action.
1104 * Note that this function calls free(args)
1105 */
1106/*static*/ int AndroidRuntime::javaThreadShell(void* args) {
1107    void* start = ((void**)args)[0];
1108    void* userData = ((void **)args)[1];
1109    char* name = (char*) ((void **)args)[2];        // we own this storage
1110    free(args);
1111    JNIEnv* env;
1112    int result;
1113
1114    /* hook us into the VM */
1115    if (javaAttachThread(name, &env) != JNI_OK)
1116        return -1;
1117
1118    /* start the thread running */
1119    result = (*(android_thread_func_t)start)(userData);
1120
1121    /* unhook us */
1122    javaDetachThread();
1123    free(name);
1124
1125    return result;
1126}
1127
1128/*
1129 * This is invoked from androidCreateThreadEtc() via the callback
1130 * set with androidSetCreateThreadFunc().
1131 *
1132 * We need to create the new thread in such a way that it gets hooked
1133 * into the VM before it really starts executing.
1134 */
1135/*static*/ int AndroidRuntime::javaCreateThreadEtc(
1136                                android_thread_func_t entryFunction,
1137                                void* userData,
1138                                const char* threadName,
1139                                int32_t threadPriority,
1140                                size_t threadStackSize,
1141                                android_thread_id_t* threadId)
1142{
1143    void** args = (void**) malloc(3 * sizeof(void*));   // javaThreadShell must free
1144    int result;
1145
1146    assert(threadName != NULL);
1147
1148    args[0] = (void*) entryFunction;
1149    args[1] = userData;
1150    args[2] = (void*) strdup(threadName);   // javaThreadShell must free
1151
1152    result = androidCreateRawThreadEtc(AndroidRuntime::javaThreadShell, args,
1153        threadName, threadPriority, threadStackSize, threadId);
1154    return result;
1155}
1156
1157/*
1158 * Create a thread that is visible from the VM.
1159 *
1160 * This is called from elsewhere in the library.
1161 */
1162/*static*/ android_thread_id_t AndroidRuntime::createJavaThread(const char* name,
1163    void (*start)(void *), void* arg)
1164{
1165    android_thread_id_t threadId = 0;
1166    javaCreateThreadEtc((android_thread_func_t) start, arg, name,
1167        ANDROID_PRIORITY_DEFAULT, 0, &threadId);
1168    return threadId;
1169}
1170
1171#if 0
1172static void quickTest(void* arg)
1173{
1174    const char* str = (const char*) arg;
1175
1176    printf("In quickTest: %s\n", str);
1177}
1178#endif
1179
1180#ifdef NDEBUG
1181    #define REG_JNI(name)      { name }
1182    struct RegJNIRec {
1183        int (*mProc)(JNIEnv*);
1184    };
1185#else
1186    #define REG_JNI(name)      { name, #name }
1187    struct RegJNIRec {
1188        int (*mProc)(JNIEnv*);
1189        const char* mName;
1190    };
1191#endif
1192
1193typedef void (*RegJAMProc)();
1194
1195static int register_jni_procs(const RegJNIRec array[], size_t count, JNIEnv* env)
1196{
1197    for (size_t i = 0; i < count; i++) {
1198        if (array[i].mProc(env) < 0) {
1199#ifndef NDEBUG
1200            ALOGD("----------!!! %s failed to load\n", array[i].mName);
1201#endif
1202            return -1;
1203        }
1204    }
1205    return 0;
1206}
1207
1208static void register_jam_procs(const RegJAMProc array[], size_t count)
1209{
1210    for (size_t i = 0; i < count; i++) {
1211        array[i]();
1212    }
1213}
1214
1215static const RegJNIRec gRegJNI[] = {
1216    REG_JNI(register_com_android_internal_os_RuntimeInit),
1217    REG_JNI(register_android_os_SystemClock),
1218    REG_JNI(register_android_util_EventLog),
1219    REG_JNI(register_android_util_Log),
1220    REG_JNI(register_android_util_FloatMath),
1221    REG_JNI(register_android_text_format_Time),
1222    REG_JNI(register_android_content_AssetManager),
1223    REG_JNI(register_android_content_StringBlock),
1224    REG_JNI(register_android_content_XmlBlock),
1225    REG_JNI(register_android_emoji_EmojiFactory),
1226    REG_JNI(register_android_text_AndroidCharacter),
1227    REG_JNI(register_android_text_AndroidBidi),
1228    REG_JNI(register_android_view_InputDevice),
1229    REG_JNI(register_android_view_KeyCharacterMap),
1230    REG_JNI(register_android_os_Process),
1231    REG_JNI(register_android_os_SystemProperties),
1232    REG_JNI(register_android_os_Binder),
1233    REG_JNI(register_android_os_Parcel),
1234    REG_JNI(register_android_view_DisplayEventReceiver),
1235    REG_JNI(register_android_nio_utils),
1236    REG_JNI(register_android_graphics_Graphics),
1237    REG_JNI(register_android_view_GraphicBuffer),
1238    REG_JNI(register_android_view_GLES20DisplayList),
1239    REG_JNI(register_android_view_GLES20Canvas),
1240    REG_JNI(register_android_view_HardwareRenderer),
1241    REG_JNI(register_android_view_Surface),
1242    REG_JNI(register_android_view_SurfaceControl),
1243    REG_JNI(register_android_view_SurfaceSession),
1244    REG_JNI(register_android_view_TextureView),
1245    REG_JNI(register_com_google_android_gles_jni_EGLImpl),
1246    REG_JNI(register_com_google_android_gles_jni_GLImpl),
1247    REG_JNI(register_android_opengl_jni_EGL14),
1248    REG_JNI(register_android_opengl_jni_EGLExt),
1249    REG_JNI(register_android_opengl_jni_GLES10),
1250    REG_JNI(register_android_opengl_jni_GLES10Ext),
1251    REG_JNI(register_android_opengl_jni_GLES11),
1252    REG_JNI(register_android_opengl_jni_GLES11Ext),
1253    REG_JNI(register_android_opengl_jni_GLES20),
1254    REG_JNI(register_android_opengl_jni_GLES30),
1255
1256    REG_JNI(register_android_graphics_Bitmap),
1257    REG_JNI(register_android_graphics_BitmapFactory),
1258    REG_JNI(register_android_graphics_BitmapRegionDecoder),
1259    REG_JNI(register_android_graphics_Camera),
1260    REG_JNI(register_android_graphics_CreateJavaOutputStreamAdaptor),
1261    REG_JNI(register_android_graphics_Canvas),
1262    REG_JNI(register_android_graphics_ColorFilter),
1263    REG_JNI(register_android_graphics_DrawFilter),
1264    REG_JNI(register_android_graphics_Interpolator),
1265    REG_JNI(register_android_graphics_LayerRasterizer),
1266    REG_JNI(register_android_graphics_MaskFilter),
1267    REG_JNI(register_android_graphics_Matrix),
1268    REG_JNI(register_android_graphics_Movie),
1269    REG_JNI(register_android_graphics_NinePatch),
1270    REG_JNI(register_android_graphics_Paint),
1271    REG_JNI(register_android_graphics_Path),
1272    REG_JNI(register_android_graphics_PathMeasure),
1273    REG_JNI(register_android_graphics_PathEffect),
1274    REG_JNI(register_android_graphics_Picture),
1275    REG_JNI(register_android_graphics_PorterDuff),
1276    REG_JNI(register_android_graphics_Rasterizer),
1277    REG_JNI(register_android_graphics_Region),
1278    REG_JNI(register_android_graphics_Shader),
1279    REG_JNI(register_android_graphics_SurfaceTexture),
1280    REG_JNI(register_android_graphics_Typeface),
1281    REG_JNI(register_android_graphics_Xfermode),
1282    REG_JNI(register_android_graphics_YuvImage),
1283    REG_JNI(register_android_graphics_pdf_PdfDocument),
1284
1285    REG_JNI(register_android_database_CursorWindow),
1286    REG_JNI(register_android_database_SQLiteConnection),
1287    REG_JNI(register_android_database_SQLiteGlobal),
1288    REG_JNI(register_android_database_SQLiteDebug),
1289    REG_JNI(register_android_os_Debug),
1290    REG_JNI(register_android_os_FileObserver),
1291    REG_JNI(register_android_os_MessageQueue),
1292    REG_JNI(register_android_os_SELinux),
1293    REG_JNI(register_android_os_Trace),
1294    REG_JNI(register_android_os_UEventObserver),
1295    REG_JNI(register_android_net_LocalSocketImpl),
1296    REG_JNI(register_android_net_NetworkUtils),
1297    REG_JNI(register_android_net_TrafficStats),
1298    REG_JNI(register_android_net_wifi_WifiNative),
1299    REG_JNI(register_android_os_MemoryFile),
1300    REG_JNI(register_com_android_internal_os_ZygoteInit),
1301    REG_JNI(register_com_android_internal_os_Zygote),
1302    REG_JNI(register_android_hardware_Camera),
1303    REG_JNI(register_android_hardware_camera2_CameraMetadata),
1304    REG_JNI(register_android_hardware_SensorManager),
1305    REG_JNI(register_android_hardware_SerialPort),
1306    REG_JNI(register_android_hardware_UsbDevice),
1307    REG_JNI(register_android_hardware_UsbDeviceConnection),
1308    REG_JNI(register_android_hardware_UsbRequest),
1309    REG_JNI(register_android_media_AudioRecord),
1310    REG_JNI(register_android_media_AudioSystem),
1311    REG_JNI(register_android_media_AudioTrack),
1312    REG_JNI(register_android_media_JetPlayer),
1313    REG_JNI(register_android_media_RemoteDisplay),
1314    REG_JNI(register_android_media_ToneGenerator),
1315
1316    REG_JNI(register_android_opengl_classes),
1317    REG_JNI(register_android_server_NetworkManagementSocketTagger),
1318    REG_JNI(register_android_server_Watchdog),
1319    REG_JNI(register_android_ddm_DdmHandleNativeHeap),
1320    REG_JNI(register_android_backup_BackupDataInput),
1321    REG_JNI(register_android_backup_BackupDataOutput),
1322    REG_JNI(register_android_backup_FileBackupHelperBase),
1323    REG_JNI(register_android_backup_BackupHelperDispatcher),
1324    REG_JNI(register_android_app_backup_FullBackup),
1325    REG_JNI(register_android_app_ActivityThread),
1326    REG_JNI(register_android_app_NativeActivity),
1327    REG_JNI(register_android_view_InputChannel),
1328    REG_JNI(register_android_view_InputEventReceiver),
1329    REG_JNI(register_android_view_InputEventSender),
1330    REG_JNI(register_android_view_InputQueue),
1331    REG_JNI(register_android_view_KeyEvent),
1332    REG_JNI(register_android_view_MotionEvent),
1333    REG_JNI(register_android_view_PointerIcon),
1334    REG_JNI(register_android_view_VelocityTracker),
1335
1336    REG_JNI(register_android_content_res_ObbScanner),
1337    REG_JNI(register_android_content_res_Configuration),
1338
1339    REG_JNI(register_android_animation_PropertyValuesHolder),
1340    REG_JNI(register_com_android_internal_content_NativeLibraryHelper),
1341    REG_JNI(register_com_android_internal_net_NetworkStatsFactory),
1342};
1343
1344/*
1345 * Register android native functions with the VM.
1346 */
1347/*static*/ int AndroidRuntime::startReg(JNIEnv* env)
1348{
1349    /*
1350     * This hook causes all future threads created in this process to be
1351     * attached to the JavaVM.  (This needs to go away in favor of JNI
1352     * Attach calls.)
1353     */
1354    androidSetCreateThreadFunc((android_create_thread_fn) javaCreateThreadEtc);
1355
1356    ALOGV("--- registering native functions ---\n");
1357
1358    /*
1359     * Every "register" function calls one or more things that return
1360     * a local reference (e.g. FindClass).  Because we haven't really
1361     * started the VM yet, they're all getting stored in the base frame
1362     * and never released.  Use Push/Pop to manage the storage.
1363     */
1364    env->PushLocalFrame(200);
1365
1366    if (register_jni_procs(gRegJNI, NELEM(gRegJNI), env) < 0) {
1367        env->PopLocalFrame(NULL);
1368        return -1;
1369    }
1370    env->PopLocalFrame(NULL);
1371
1372    //createJavaThread("fubar", quickTest, (void*) "hello");
1373
1374    return 0;
1375}
1376
1377AndroidRuntime* AndroidRuntime::getRuntime()
1378{
1379    return gCurRuntime;
1380}
1381
1382/**
1383 * Used by WithFramework to register native functions.
1384 */
1385extern "C"
1386jint Java_com_android_internal_util_WithFramework_registerNatives(
1387        JNIEnv* env, jclass clazz) {
1388    return register_jni_procs(gRegJNI, NELEM(gRegJNI), env);
1389}
1390
1391/**
1392 * Used by LoadClass to register native functions.
1393 */
1394extern "C"
1395jint Java_LoadClass_registerNatives(JNIEnv* env, jclass clazz) {
1396    return register_jni_procs(gRegJNI, NELEM(gRegJNI), env);
1397}
1398
1399}   // namespace android
1400