AndroidRuntime.cpp revision 54fc18b925d0dbb0a5c9a1b21956e23b4eaaf31d 
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, 2);
395    strncat(region, propRegn, 2);
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 profile_type[sizeof("-Xprofile-type:") + PROPERTY_VALUE_MAX];
494    char profile_max_stack_depth[sizeof("-Xprofile-max-stack-depth:")+PROPERTY_VALUE_MAX];
495    char langOption[sizeof("-Duser.language=") + 3];
496    char regionOption[sizeof("-Duser.region=") + 3];
497    char lockProfThresholdBuf[sizeof("-Xlockprofthreshold:") + sizeof(propBuf)];
498    char jitOpBuf[sizeof("-Xjitop:") + PROPERTY_VALUE_MAX];
499    char jitMethodBuf[sizeof("-Xjitmethod:") + PROPERTY_VALUE_MAX];
500
501    property_get("dalvik.vm.checkjni", propBuf, "");
502    if (strcmp(propBuf, "true") == 0) {
503        checkJni = true;
504    } else if (strcmp(propBuf, "false") != 0) {
505        /* property is neither true nor false; fall back on kernel parameter */
506        property_get("ro.kernel.android.checkjni", propBuf, "");
507        if (propBuf[0] == '1') {
508            checkJni = true;
509        }
510    }
511
512    property_get("dalvik.vm.execution-mode", propBuf, "");
513    if (strcmp(propBuf, "int:portable") == 0) {
514        executionMode = kEMIntPortable;
515    } else if (strcmp(propBuf, "int:fast") == 0) {
516        executionMode = kEMIntFast;
517    } else if (strcmp(propBuf, "int:jit") == 0) {
518        executionMode = kEMJitCompiler;
519    }
520
521    property_get("dalvik.vm.stack-trace-file", stackTraceFileBuf, "");
522
523    property_get("dalvik.vm.check-dex-sum", propBuf, "");
524    if (strcmp(propBuf, "true") == 0) {
525        checkDexSum = true;
526    }
527
528    property_get("log.redirect-stdio", propBuf, "");
529    if (strcmp(propBuf, "true") == 0) {
530        logStdio = true;
531    }
532
533    strcpy(enableAssertBuf, "-ea:");
534    property_get("dalvik.vm.enableassertions", enableAssertBuf+4, "");
535
536    strcpy(jniOptsBuf, "-Xjniopts:");
537    property_get("dalvik.vm.jniopts", jniOptsBuf+10, "");
538
539    /* route exit() to our handler */
540    opt.extraInfo = (void*) runtime_exit;
541    opt.optionString = "exit";
542    mOptions.add(opt);
543
544    /* route fprintf() to our handler */
545    opt.extraInfo = (void*) runtime_vfprintf;
546    opt.optionString = "vfprintf";
547    mOptions.add(opt);
548
549    /* register the framework-specific "is sensitive thread" hook */
550    opt.extraInfo = (void*) runtime_isSensitiveThread;
551    opt.optionString = "sensitiveThread";
552    mOptions.add(opt);
553
554    opt.extraInfo = NULL;
555
556    /* enable verbose; standard options are { jni, gc, class } */
557    //options[curOpt++].optionString = "-verbose:jni";
558    opt.optionString = "-verbose:gc";
559    mOptions.add(opt);
560    //options[curOpt++].optionString = "-verbose:class";
561
562    /*
563     * The default starting and maximum size of the heap.  Larger
564     * values should be specified in a product property override.
565     */
566    strcpy(heapstartsizeOptsBuf, "-Xms");
567    property_get("dalvik.vm.heapstartsize", heapstartsizeOptsBuf+4, "4m");
568    opt.optionString = heapstartsizeOptsBuf;
569    mOptions.add(opt);
570    strcpy(heapsizeOptsBuf, "-Xmx");
571    property_get("dalvik.vm.heapsize", heapsizeOptsBuf+4, "16m");
572    opt.optionString = heapsizeOptsBuf;
573    mOptions.add(opt);
574
575    // Increase the main thread's interpreter stack size for bug 6315322.
576    opt.optionString = "-XX:mainThreadStackSize=24K";
577    mOptions.add(opt);
578
579    // Set the max jit code cache size.  Note: size of 0 will disable the JIT.
580    strcpy(jitcodecachesizeOptsBuf, "-Xjitcodecachesize:");
581    property_get("dalvik.vm.jit.codecachesize", jitcodecachesizeOptsBuf+19,  NULL);
582    if (jitcodecachesizeOptsBuf[19] != '\0') {
583      opt.optionString = jitcodecachesizeOptsBuf;
584      mOptions.add(opt);
585    }
586
587    strcpy(heapgrowthlimitOptsBuf, "-XX:HeapGrowthLimit=");
588    property_get("dalvik.vm.heapgrowthlimit", heapgrowthlimitOptsBuf+20, "");
589    if (heapgrowthlimitOptsBuf[20] != '\0') {
590        opt.optionString = heapgrowthlimitOptsBuf;
591        mOptions.add(opt);
592    }
593
594    strcpy(heapminfreeOptsBuf, "-XX:HeapMinFree=");
595    property_get("dalvik.vm.heapminfree", heapminfreeOptsBuf+16, "");
596    if (heapminfreeOptsBuf[16] != '\0') {
597        opt.optionString = heapminfreeOptsBuf;
598        mOptions.add(opt);
599    }
600
601    strcpy(heapmaxfreeOptsBuf, "-XX:HeapMaxFree=");
602    property_get("dalvik.vm.heapmaxfree", heapmaxfreeOptsBuf+16, "");
603    if (heapmaxfreeOptsBuf[16] != '\0') {
604        opt.optionString = heapmaxfreeOptsBuf;
605        mOptions.add(opt);
606    }
607
608    strcpy(heaptargetutilizationOptsBuf, "-XX:HeapTargetUtilization=");
609    property_get("dalvik.vm.heaptargetutilization", heaptargetutilizationOptsBuf+26, "");
610    if (heaptargetutilizationOptsBuf[26] != '\0') {
611        opt.optionString = heaptargetutilizationOptsBuf;
612        mOptions.add(opt);
613    }
614
615    property_get("ro.config.low_ram", propBuf, "");
616    if (strcmp(propBuf, "true") == 0) {
617      opt.optionString = "-XX:LowMemoryMode";
618      mOptions.add(opt);
619    }
620
621    strcpy(gctypeOptsBuf, "-Xgc:");
622    property_get("dalvik.vm.gctype", gctypeOptsBuf+5, "");
623    if (gctypeOptsBuf[5] != '\0') {
624        opt.optionString = gctypeOptsBuf;
625        mOptions.add(opt);
626    }
627
628    strcpy(backgroundgcOptsBuf, "-XX:BackgroundGC=");
629    property_get("dalvik.vm.backgroundgctype", backgroundgcOptsBuf+sizeof("-XX:BackgroundGC=")-1, "");
630    if (backgroundgcOptsBuf[sizeof("-XX:BackgroundGC=")-1] != '\0') {
631        opt.optionString = backgroundgcOptsBuf;
632        mOptions.add(opt);
633    }
634
635    /*
636     * Enable or disable dexopt features, such as bytecode verification and
637     * calculation of register maps for precise GC.
638     */
639    property_get("dalvik.vm.dexopt-flags", dexoptFlagsBuf, "");
640    if (dexoptFlagsBuf[0] != '\0') {
641        const char* opc;
642        const char* val;
643
644        opc = strstr(dexoptFlagsBuf, "v=");     /* verification */
645        if (opc != NULL) {
646            switch (*(opc+2)) {
647            case 'n':   val = "-Xverify:none";      break;
648            case 'r':   val = "-Xverify:remote";    break;
649            case 'a':   val = "-Xverify:all";       break;
650            default:    val = NULL;                 break;
651            }
652
653            if (val != NULL) {
654                opt.optionString = val;
655                mOptions.add(opt);
656            }
657        }
658
659        opc = strstr(dexoptFlagsBuf, "o=");     /* optimization */
660        if (opc != NULL) {
661            switch (*(opc+2)) {
662            case 'n':   val = "-Xdexopt:none";      break;
663            case 'v':   val = "-Xdexopt:verified";  break;
664            case 'a':   val = "-Xdexopt:all";       break;
665            case 'f':   val = "-Xdexopt:full";      break;
666            default:    val = NULL;                 break;
667            }
668
669            if (val != NULL) {
670                opt.optionString = val;
671                mOptions.add(opt);
672            }
673        }
674
675        opc = strstr(dexoptFlagsBuf, "m=y");    /* register map */
676        if (opc != NULL) {
677            opt.optionString = "-Xgenregmap";
678            mOptions.add(opt);
679
680            /* turn on precise GC while we're at it */
681            opt.optionString = "-Xgc:precise";
682            mOptions.add(opt);
683        }
684    }
685
686    /* enable debugging; set suspend=y to pause during VM init */
687    /* use android ADB transport */
688    opt.optionString =
689        "-agentlib:jdwp=transport=dt_android_adb,suspend=n,server=y";
690    mOptions.add(opt);
691
692    ALOGD("CheckJNI is %s\n", checkJni ? "ON" : "OFF");
693    if (checkJni) {
694        /* extended JNI checking */
695        opt.optionString = "-Xcheck:jni";
696        mOptions.add(opt);
697
698        /* set a cap on JNI global references */
699        opt.optionString = "-Xjnigreflimit:2000";
700        mOptions.add(opt);
701
702        /* with -Xcheck:jni, this provides a JNI function call trace */
703        //opt.optionString = "-verbose:jni";
704        //mOptions.add(opt);
705    }
706
707    property_get("dalvik.vm.lockprof.threshold", propBuf, "");
708    if (strlen(propBuf) > 0) {
709      strcpy(lockProfThresholdBuf, "-Xlockprofthreshold:");
710      strcat(lockProfThresholdBuf, propBuf);
711      opt.optionString = lockProfThresholdBuf;
712      mOptions.add(opt);
713    }
714
715    /* Force interpreter-only mode for selected opcodes. Eg "1-0a,3c,f1-ff" */
716    property_get("dalvik.vm.jit.op", propBuf, "");
717    if (strlen(propBuf) > 0) {
718        strcpy(jitOpBuf, "-Xjitop:");
719        strcat(jitOpBuf, propBuf);
720        opt.optionString = jitOpBuf;
721        mOptions.add(opt);
722    }
723
724    /* Force interpreter-only mode for selected methods */
725    property_get("dalvik.vm.jit.method", propBuf, "");
726    if (strlen(propBuf) > 0) {
727        strcpy(jitMethodBuf, "-Xjitmethod:");
728        strcat(jitMethodBuf, propBuf);
729        opt.optionString = jitMethodBuf;
730        mOptions.add(opt);
731    }
732
733    if (executionMode == kEMIntPortable) {
734        opt.optionString = "-Xint:portable";
735        mOptions.add(opt);
736    } else if (executionMode == kEMIntFast) {
737        opt.optionString = "-Xint:fast";
738        mOptions.add(opt);
739    } else if (executionMode == kEMJitCompiler) {
740        opt.optionString = "-Xint:jit";
741        mOptions.add(opt);
742    }
743
744    if (checkDexSum) {
745        /* perform additional DEX checksum tests */
746        opt.optionString = "-Xcheckdexsum";
747        mOptions.add(opt);
748    }
749
750    if (logStdio) {
751        /* convert stdout/stderr to log messages */
752        opt.optionString = "-Xlog-stdio";
753        mOptions.add(opt);
754    }
755
756    if (enableAssertBuf[4] != '\0') {
757        /* accept "all" to mean "all classes and packages" */
758        if (strcmp(enableAssertBuf+4, "all") == 0)
759            enableAssertBuf[3] = '\0';
760        ALOGI("Assertions enabled: '%s'\n", enableAssertBuf);
761        opt.optionString = enableAssertBuf;
762        mOptions.add(opt);
763    } else {
764        ALOGV("Assertions disabled\n");
765    }
766
767    if (jniOptsBuf[10] != '\0') {
768        ALOGI("JNI options: '%s'\n", jniOptsBuf);
769        opt.optionString = jniOptsBuf;
770        mOptions.add(opt);
771    }
772
773    if (stackTraceFileBuf[0] != '\0') {
774        static const char* stfOptName = "-Xstacktracefile:";
775
776        stackTraceFile = (char*) malloc(strlen(stfOptName) +
777            strlen(stackTraceFileBuf) +1);
778        strcpy(stackTraceFile, stfOptName);
779        strcat(stackTraceFile, stackTraceFileBuf);
780        opt.optionString = stackTraceFile;
781        mOptions.add(opt);
782    }
783
784    // libart tolerates libdvm flags, but not vice versa, so only pass some options if libart.
785    property_get("persist.sys.dalvik.vm.lib.2", dalvikVmLibBuf, "libart.so");
786    bool libart = (strncmp(dalvikVmLibBuf, "libart", 6) == 0);
787
788    if (libart) {
789        // Extra options for DexClassLoader.
790        property_get("dalvik.vm.dex2oat-flags", dex2oatFlagsBuf, "");
791        parseExtraOpts(dex2oatFlagsBuf, "-Xcompiler-option");
792
793        // Extra options for boot.art/boot.oat image generation.
794        property_get("dalvik.vm.image-dex2oat-flags", dex2oatImageFlagsBuf, "");
795        parseExtraOpts(dex2oatImageFlagsBuf, "-Ximage-compiler-option");
796    }
797
798    /* extra options; parse this late so it overrides others */
799    property_get("dalvik.vm.extra-opts", extraOptsBuf, "");
800    parseExtraOpts(extraOptsBuf, NULL);
801
802    /* Set the properties for locale */
803    {
804        strcpy(langOption, "-Duser.language=");
805        strcpy(regionOption, "-Duser.region=");
806        readLocale(langOption, regionOption);
807        opt.extraInfo = NULL;
808        opt.optionString = langOption;
809        mOptions.add(opt);
810        opt.optionString = regionOption;
811        mOptions.add(opt);
812    }
813
814    /*
815     * Set profiler options
816     */
817    if (libart) {
818        // Whether or not the profiler should be enabled.
819        property_get("dalvik.vm.profiler", propBuf, "0");
820        if (propBuf[0] == '1') {
821            opt.optionString = "-Xenable-profiler";
822            mOptions.add(opt);
823        }
824
825        // Whether the profile should start upon app startup or be delayed by some random offset
826        // (in seconds) that is bound between 0 and a fixed value.
827        property_get("dalvik.vm.profile.start-immed", propBuf, "0");
828        if (propBuf[0] == '1') {
829            opt.optionString = "-Xprofile-start-immediately";
830            mOptions.add(opt);
831        }
832
833        // Number of seconds during profile runs.
834        strcpy(profile_period, "-Xprofile-period:");
835        if (property_get("dalvik.vm.profile.period-secs", profile_period+17, NULL) > 0) {
836           opt.optionString = profile_period;
837           mOptions.add(opt);
838        }
839
840        // Length of each profile run (seconds).
841        strcpy(profile_duration, "-Xprofile-duration:");
842        if (property_get("dalvik.vm.profile.duration-secs", profile_duration+19, NULL) > 0) {
843            opt.optionString = profile_duration;
844            mOptions.add(opt);
845        }
846
847        // Polling interval during profile run (microseconds).
848        strcpy(profile_interval, "-Xprofile-interval:");
849        if (property_get("dalvik.vm.profile.interval-us", profile_interval+19, NULL) > 0) {
850            opt.optionString = profile_interval;
851            mOptions.add(opt);
852        }
853
854        // Coefficient for period backoff.  The the period is multiplied
855        // by this value after each profile run.
856        strcpy(profile_backoff, "-Xprofile-backoff:");
857        if (property_get("dalvik.vm.profile.backoff-coeff", profile_backoff+18, NULL) > 0) {
858            opt.optionString = profile_backoff;
859            mOptions.add(opt);
860        }
861
862        // Top K% of samples that are considered relevant when deciding if the app should be recompiled.
863        strcpy(profile_top_k_threshold, "-Xprofile-top-k-threshold:");
864        if (property_get("dalvik.vm.profile.top-k-thr", profile_top_k_threshold+26, NULL) > 0) {
865            opt.optionString = profile_top_k_threshold;
866            mOptions.add(opt);
867        }
868
869        // The threshold after which a change in the structure of the top K% profiled samples becomes significant
870        // and triggers recompilation. A change in profile is considered significant if X% (top-k-change-threshold)
871        // of the top K% (top-k-threshold property) samples has changed.
872        strcpy(profile_top_k_change_threshold, "-Xprofile-top-k-change-threshold:");
873        if (property_get("dalvik.vm.profile.top-k-ch-thr", profile_top_k_change_threshold+33, NULL) > 0) {
874            opt.optionString = profile_top_k_change_threshold;
875            mOptions.add(opt);
876        }
877
878        // Type of profile data.
879        strcpy(profile_type, "-Xprofile-type:");
880        if (property_get("dalvik.vm.profiler.type", profile_type+15, NULL) > 0) {
881            opt.optionString = profile_type;
882            mOptions.add(opt);
883        }
884
885        // Depth of bounded stack data
886        strcpy(profile_max_stack_depth, "-Xprofile-max-stack-depth:");
887        if (property_get("dalvik.vm.profile.max-stack-depth", profile_max_stack_depth+26, NULL) > 0) {
888           opt.optionString = profile_max_stack_depth;
889           mOptions.add(opt);
890        }
891    }
892
893    initArgs.version = JNI_VERSION_1_4;
894    initArgs.options = mOptions.editArray();
895    initArgs.nOptions = mOptions.size();
896    initArgs.ignoreUnrecognized = JNI_FALSE;
897
898    /*
899     * Initialize the VM.
900     *
901     * The JavaVM* is essentially per-process, and the JNIEnv* is per-thread.
902     * If this call succeeds, the VM is ready, and we can start issuing
903     * JNI calls.
904     */
905    if (JNI_CreateJavaVM(pJavaVM, pEnv, &initArgs) < 0) {
906        ALOGE("JNI_CreateJavaVM failed\n");
907        goto bail;
908    }
909
910    result = 0;
911
912bail:
913    free(stackTraceFile);
914    return result;
915}
916
917char* AndroidRuntime::toSlashClassName(const char* className)
918{
919    char* result = strdup(className);
920    for (char* cp = result; *cp != '\0'; cp++) {
921        if (*cp == '.') {
922            *cp = '/';
923        }
924    }
925    return result;
926}
927
928/*
929 * Start the Android runtime.  This involves starting the virtual machine
930 * and calling the "static void main(String[] args)" method in the class
931 * named by "className".
932 *
933 * Passes the main function two arguments, the class name and the specified
934 * options string.
935 */
936void AndroidRuntime::start(const char* className, const Vector<String8>& options)
937{
938    ALOGD("\n>>>>>> AndroidRuntime START %s <<<<<<\n",
939            className != NULL ? className : "(unknown)");
940
941    static const String8 startSystemServer("start-system-server");
942
943    /*
944     * 'startSystemServer == true' means runtime is obsolete and not run from
945     * init.rc anymore, so we print out the boot start event here.
946     */
947    for (size_t i = 0; i < options.size(); ++i) {
948        if (options[i] == startSystemServer) {
949           /* track our progress through the boot sequence */
950           const int LOG_BOOT_PROGRESS_START = 3000;
951           LOG_EVENT_LONG(LOG_BOOT_PROGRESS_START,  ns2ms(systemTime(SYSTEM_TIME_MONOTONIC)));
952        }
953    }
954
955    const char* rootDir = getenv("ANDROID_ROOT");
956    if (rootDir == NULL) {
957        rootDir = "/system";
958        if (!hasDir("/system")) {
959            LOG_FATAL("No root directory specified, and /android does not exist.");
960            return;
961        }
962        setenv("ANDROID_ROOT", rootDir, 1);
963    }
964
965    //const char* kernelHack = getenv("LD_ASSUME_KERNEL");
966    //ALOGD("Found LD_ASSUME_KERNEL='%s'\n", kernelHack);
967
968    /* start the virtual machine */
969    JniInvocation jni_invocation;
970    jni_invocation.Init(NULL);
971    JNIEnv* env;
972    if (startVm(&mJavaVM, &env) != 0) {
973        return;
974    }
975    onVmCreated(env);
976
977    /*
978     * Register android functions.
979     */
980    if (startReg(env) < 0) {
981        ALOGE("Unable to register all android natives\n");
982        return;
983    }
984
985    /*
986     * We want to call main() with a String array with arguments in it.
987     * At present we have two arguments, the class name and an option string.
988     * Create an array to hold them.
989     */
990    jclass stringClass;
991    jobjectArray strArray;
992    jstring classNameStr;
993
994    stringClass = env->FindClass("java/lang/String");
995    assert(stringClass != NULL);
996    strArray = env->NewObjectArray(options.size() + 1, stringClass, NULL);
997    assert(strArray != NULL);
998    classNameStr = env->NewStringUTF(className);
999    assert(classNameStr != NULL);
1000    env->SetObjectArrayElement(strArray, 0, classNameStr);
1001
1002    for (size_t i = 0; i < options.size(); ++i) {
1003        jstring optionsStr = env->NewStringUTF(options.itemAt(i).string());
1004        assert(optionsStr != NULL);
1005        env->SetObjectArrayElement(strArray, i + 1, optionsStr);
1006    }
1007
1008    /*
1009     * Start VM.  This thread becomes the main thread of the VM, and will
1010     * not return until the VM exits.
1011     */
1012    char* slashClassName = toSlashClassName(className);
1013    jclass startClass = env->FindClass(slashClassName);
1014    if (startClass == NULL) {
1015        ALOGE("JavaVM unable to locate class '%s'\n", slashClassName);
1016        /* keep going */
1017    } else {
1018        jmethodID startMeth = env->GetStaticMethodID(startClass, "main",
1019            "([Ljava/lang/String;)V");
1020        if (startMeth == NULL) {
1021            ALOGE("JavaVM unable to find main() in '%s'\n", className);
1022            /* keep going */
1023        } else {
1024            env->CallStaticVoidMethod(startClass, startMeth, strArray);
1025
1026#if 0
1027            if (env->ExceptionCheck())
1028                threadExitUncaughtException(env);
1029#endif
1030        }
1031    }
1032    free(slashClassName);
1033
1034    ALOGD("Shutting down VM\n");
1035    if (mJavaVM->DetachCurrentThread() != JNI_OK)
1036        ALOGW("Warning: unable to detach main thread\n");
1037    if (mJavaVM->DestroyJavaVM() != 0)
1038        ALOGW("Warning: VM did not shut down cleanly\n");
1039}
1040
1041void AndroidRuntime::exit(int code)
1042{
1043    if (mExitWithoutCleanup) {
1044        ALOGI("VM exiting with result code %d, cleanup skipped.", code);
1045        ::_exit(code);
1046    } else {
1047        ALOGI("VM exiting with result code %d.", code);
1048        onExit(code);
1049        ::exit(code);
1050    }
1051}
1052
1053void AndroidRuntime::onVmCreated(JNIEnv* env)
1054{
1055    // If AndroidRuntime had anything to do here, we'd have done it in 'start'.
1056}
1057
1058/*
1059 * Get the JNIEnv pointer for this thread.
1060 *
1061 * Returns NULL if the slot wasn't allocated or populated.
1062 */
1063/*static*/ JNIEnv* AndroidRuntime::getJNIEnv()
1064{
1065    JNIEnv* env;
1066    JavaVM* vm = AndroidRuntime::getJavaVM();
1067    assert(vm != NULL);
1068
1069    if (vm->GetEnv((void**) &env, JNI_VERSION_1_4) != JNI_OK)
1070        return NULL;
1071    return env;
1072}
1073
1074/*
1075 * Makes the current thread visible to the VM.
1076 *
1077 * The JNIEnv pointer returned is only valid for the current thread, and
1078 * thus must be tucked into thread-local storage.
1079 */
1080static int javaAttachThread(const char* threadName, JNIEnv** pEnv)
1081{
1082    JavaVMAttachArgs args;
1083    JavaVM* vm;
1084    jint result;
1085
1086    vm = AndroidRuntime::getJavaVM();
1087    assert(vm != NULL);
1088
1089    args.version = JNI_VERSION_1_4;
1090    args.name = (char*) threadName;
1091    args.group = NULL;
1092
1093    result = vm->AttachCurrentThread(pEnv, (void*) &args);
1094    if (result != JNI_OK)
1095        ALOGI("NOTE: attach of thread '%s' failed\n", threadName);
1096
1097    return result;
1098}
1099
1100/*
1101 * Detach the current thread from the set visible to the VM.
1102 */
1103static int javaDetachThread(void)
1104{
1105    JavaVM* vm;
1106    jint result;
1107
1108    vm = AndroidRuntime::getJavaVM();
1109    assert(vm != NULL);
1110
1111    result = vm->DetachCurrentThread();
1112    if (result != JNI_OK)
1113        ALOGE("ERROR: thread detach failed\n");
1114    return result;
1115}
1116
1117/*
1118 * When starting a native thread that will be visible from the VM, we
1119 * bounce through this to get the right attach/detach action.
1120 * Note that this function calls free(args)
1121 */
1122/*static*/ int AndroidRuntime::javaThreadShell(void* args) {
1123    void* start = ((void**)args)[0];
1124    void* userData = ((void **)args)[1];
1125    char* name = (char*) ((void **)args)[2];        // we own this storage
1126    free(args);
1127    JNIEnv* env;
1128    int result;
1129
1130    /* hook us into the VM */
1131    if (javaAttachThread(name, &env) != JNI_OK)
1132        return -1;
1133
1134    /* start the thread running */
1135    result = (*(android_thread_func_t)start)(userData);
1136
1137    /* unhook us */
1138    javaDetachThread();
1139    free(name);
1140
1141    return result;
1142}
1143
1144/*
1145 * This is invoked from androidCreateThreadEtc() via the callback
1146 * set with androidSetCreateThreadFunc().
1147 *
1148 * We need to create the new thread in such a way that it gets hooked
1149 * into the VM before it really starts executing.
1150 */
1151/*static*/ int AndroidRuntime::javaCreateThreadEtc(
1152                                android_thread_func_t entryFunction,
1153                                void* userData,
1154                                const char* threadName,
1155                                int32_t threadPriority,
1156                                size_t threadStackSize,
1157                                android_thread_id_t* threadId)
1158{
1159    void** args = (void**) malloc(3 * sizeof(void*));   // javaThreadShell must free
1160    int result;
1161
1162    assert(threadName != NULL);
1163
1164    args[0] = (void*) entryFunction;
1165    args[1] = userData;
1166    args[2] = (void*) strdup(threadName);   // javaThreadShell must free
1167
1168    result = androidCreateRawThreadEtc(AndroidRuntime::javaThreadShell, args,
1169        threadName, threadPriority, threadStackSize, threadId);
1170    return result;
1171}
1172
1173/*
1174 * Create a thread that is visible from the VM.
1175 *
1176 * This is called from elsewhere in the library.
1177 */
1178/*static*/ android_thread_id_t AndroidRuntime::createJavaThread(const char* name,
1179    void (*start)(void *), void* arg)
1180{
1181    android_thread_id_t threadId = 0;
1182    javaCreateThreadEtc((android_thread_func_t) start, arg, name,
1183        ANDROID_PRIORITY_DEFAULT, 0, &threadId);
1184    return threadId;
1185}
1186
1187#if 0
1188static void quickTest(void* arg)
1189{
1190    const char* str = (const char*) arg;
1191
1192    printf("In quickTest: %s\n", str);
1193}
1194#endif
1195
1196#ifdef NDEBUG
1197    #define REG_JNI(name)      { name }
1198    struct RegJNIRec {
1199        int (*mProc)(JNIEnv*);
1200    };
1201#else
1202    #define REG_JNI(name)      { name, #name }
1203    struct RegJNIRec {
1204        int (*mProc)(JNIEnv*);
1205        const char* mName;
1206    };
1207#endif
1208
1209typedef void (*RegJAMProc)();
1210
1211static int register_jni_procs(const RegJNIRec array[], size_t count, JNIEnv* env)
1212{
1213    for (size_t i = 0; i < count; i++) {
1214        if (array[i].mProc(env) < 0) {
1215#ifndef NDEBUG
1216            ALOGD("----------!!! %s failed to load\n", array[i].mName);
1217#endif
1218            return -1;
1219        }
1220    }
1221    return 0;
1222}
1223
1224static void register_jam_procs(const RegJAMProc array[], size_t count)
1225{
1226    for (size_t i = 0; i < count; i++) {
1227        array[i]();
1228    }
1229}
1230
1231static const RegJNIRec gRegJNI[] = {
1232    REG_JNI(register_com_android_internal_os_RuntimeInit),
1233    REG_JNI(register_android_os_SystemClock),
1234    REG_JNI(register_android_util_EventLog),
1235    REG_JNI(register_android_util_Log),
1236    REG_JNI(register_android_util_FloatMath),
1237    REG_JNI(register_android_text_format_Time),
1238    REG_JNI(register_android_content_AssetManager),
1239    REG_JNI(register_android_content_StringBlock),
1240    REG_JNI(register_android_content_XmlBlock),
1241    REG_JNI(register_android_emoji_EmojiFactory),
1242    REG_JNI(register_android_text_AndroidCharacter),
1243    REG_JNI(register_android_text_AndroidBidi),
1244    REG_JNI(register_android_view_InputDevice),
1245    REG_JNI(register_android_view_KeyCharacterMap),
1246    REG_JNI(register_android_os_Process),
1247    REG_JNI(register_android_os_SystemProperties),
1248    REG_JNI(register_android_os_Binder),
1249    REG_JNI(register_android_os_Parcel),
1250    REG_JNI(register_android_view_DisplayEventReceiver),
1251    REG_JNI(register_android_nio_utils),
1252    REG_JNI(register_android_graphics_Graphics),
1253    REG_JNI(register_android_view_GraphicBuffer),
1254    REG_JNI(register_android_view_GLES20DisplayList),
1255    REG_JNI(register_android_view_GLES20Canvas),
1256    REG_JNI(register_android_view_HardwareRenderer),
1257    REG_JNI(register_android_view_Surface),
1258    REG_JNI(register_android_view_SurfaceControl),
1259    REG_JNI(register_android_view_SurfaceSession),
1260    REG_JNI(register_android_view_TextureView),
1261    REG_JNI(register_com_google_android_gles_jni_EGLImpl),
1262    REG_JNI(register_com_google_android_gles_jni_GLImpl),
1263    REG_JNI(register_android_opengl_jni_EGL14),
1264    REG_JNI(register_android_opengl_jni_EGLExt),
1265    REG_JNI(register_android_opengl_jni_GLES10),
1266    REG_JNI(register_android_opengl_jni_GLES10Ext),
1267    REG_JNI(register_android_opengl_jni_GLES11),
1268    REG_JNI(register_android_opengl_jni_GLES11Ext),
1269    REG_JNI(register_android_opengl_jni_GLES20),
1270    REG_JNI(register_android_opengl_jni_GLES30),
1271
1272    REG_JNI(register_android_graphics_Bitmap),
1273    REG_JNI(register_android_graphics_BitmapFactory),
1274    REG_JNI(register_android_graphics_BitmapRegionDecoder),
1275    REG_JNI(register_android_graphics_Camera),
1276    REG_JNI(register_android_graphics_CreateJavaOutputStreamAdaptor),
1277    REG_JNI(register_android_graphics_Canvas),
1278    REG_JNI(register_android_graphics_ColorFilter),
1279    REG_JNI(register_android_graphics_DrawFilter),
1280    REG_JNI(register_android_graphics_Interpolator),
1281    REG_JNI(register_android_graphics_LayerRasterizer),
1282    REG_JNI(register_android_graphics_MaskFilter),
1283    REG_JNI(register_android_graphics_Matrix),
1284    REG_JNI(register_android_graphics_Movie),
1285    REG_JNI(register_android_graphics_NinePatch),
1286    REG_JNI(register_android_graphics_Paint),
1287    REG_JNI(register_android_graphics_Path),
1288    REG_JNI(register_android_graphics_PathMeasure),
1289    REG_JNI(register_android_graphics_PathEffect),
1290    REG_JNI(register_android_graphics_Picture),
1291    REG_JNI(register_android_graphics_PorterDuff),
1292    REG_JNI(register_android_graphics_Rasterizer),
1293    REG_JNI(register_android_graphics_Region),
1294    REG_JNI(register_android_graphics_Shader),
1295    REG_JNI(register_android_graphics_SurfaceTexture),
1296    REG_JNI(register_android_graphics_Typeface),
1297    REG_JNI(register_android_graphics_Xfermode),
1298    REG_JNI(register_android_graphics_YuvImage),
1299    REG_JNI(register_android_graphics_pdf_PdfDocument),
1300
1301    REG_JNI(register_android_database_CursorWindow),
1302    REG_JNI(register_android_database_SQLiteConnection),
1303    REG_JNI(register_android_database_SQLiteGlobal),
1304    REG_JNI(register_android_database_SQLiteDebug),
1305    REG_JNI(register_android_os_Debug),
1306    REG_JNI(register_android_os_FileObserver),
1307    REG_JNI(register_android_os_MessageQueue),
1308    REG_JNI(register_android_os_SELinux),
1309    REG_JNI(register_android_os_Trace),
1310    REG_JNI(register_android_os_UEventObserver),
1311    REG_JNI(register_android_net_LocalSocketImpl),
1312    REG_JNI(register_android_net_NetworkUtils),
1313    REG_JNI(register_android_net_TrafficStats),
1314    REG_JNI(register_android_net_wifi_WifiNative),
1315    REG_JNI(register_android_os_MemoryFile),
1316    REG_JNI(register_com_android_internal_os_ZygoteInit),
1317    REG_JNI(register_com_android_internal_os_Zygote),
1318    REG_JNI(register_android_hardware_Camera),
1319    REG_JNI(register_android_hardware_camera2_CameraMetadata),
1320    REG_JNI(register_android_hardware_SensorManager),
1321    REG_JNI(register_android_hardware_SerialPort),
1322    REG_JNI(register_android_hardware_UsbDevice),
1323    REG_JNI(register_android_hardware_UsbDeviceConnection),
1324    REG_JNI(register_android_hardware_UsbRequest),
1325    REG_JNI(register_android_media_AudioRecord),
1326    REG_JNI(register_android_media_AudioSystem),
1327    REG_JNI(register_android_media_AudioTrack),
1328    REG_JNI(register_android_media_JetPlayer),
1329    REG_JNI(register_android_media_RemoteDisplay),
1330    REG_JNI(register_android_media_ToneGenerator),
1331
1332    REG_JNI(register_android_opengl_classes),
1333    REG_JNI(register_android_server_NetworkManagementSocketTagger),
1334    REG_JNI(register_android_server_Watchdog),
1335    REG_JNI(register_android_ddm_DdmHandleNativeHeap),
1336    REG_JNI(register_android_backup_BackupDataInput),
1337    REG_JNI(register_android_backup_BackupDataOutput),
1338    REG_JNI(register_android_backup_FileBackupHelperBase),
1339    REG_JNI(register_android_backup_BackupHelperDispatcher),
1340    REG_JNI(register_android_app_backup_FullBackup),
1341    REG_JNI(register_android_app_ActivityThread),
1342    REG_JNI(register_android_app_NativeActivity),
1343    REG_JNI(register_android_view_InputChannel),
1344    REG_JNI(register_android_view_InputEventReceiver),
1345    REG_JNI(register_android_view_InputEventSender),
1346    REG_JNI(register_android_view_InputQueue),
1347    REG_JNI(register_android_view_KeyEvent),
1348    REG_JNI(register_android_view_MotionEvent),
1349    REG_JNI(register_android_view_PointerIcon),
1350    REG_JNI(register_android_view_VelocityTracker),
1351
1352    REG_JNI(register_android_content_res_ObbScanner),
1353    REG_JNI(register_android_content_res_Configuration),
1354
1355    REG_JNI(register_android_animation_PropertyValuesHolder),
1356    REG_JNI(register_com_android_internal_content_NativeLibraryHelper),
1357    REG_JNI(register_com_android_internal_net_NetworkStatsFactory),
1358};
1359
1360/*
1361 * Register android native functions with the VM.
1362 */
1363/*static*/ int AndroidRuntime::startReg(JNIEnv* env)
1364{
1365    /*
1366     * This hook causes all future threads created in this process to be
1367     * attached to the JavaVM.  (This needs to go away in favor of JNI
1368     * Attach calls.)
1369     */
1370    androidSetCreateThreadFunc((android_create_thread_fn) javaCreateThreadEtc);
1371
1372    ALOGV("--- registering native functions ---\n");
1373
1374    /*
1375     * Every "register" function calls one or more things that return
1376     * a local reference (e.g. FindClass).  Because we haven't really
1377     * started the VM yet, they're all getting stored in the base frame
1378     * and never released.  Use Push/Pop to manage the storage.
1379     */
1380    env->PushLocalFrame(200);
1381
1382    if (register_jni_procs(gRegJNI, NELEM(gRegJNI), env) < 0) {
1383        env->PopLocalFrame(NULL);
1384        return -1;
1385    }
1386    env->PopLocalFrame(NULL);
1387
1388    //createJavaThread("fubar", quickTest, (void*) "hello");
1389
1390    return 0;
1391}
1392
1393AndroidRuntime* AndroidRuntime::getRuntime()
1394{
1395    return gCurRuntime;
1396}
1397
1398/**
1399 * Used by WithFramework to register native functions.
1400 */
1401extern "C"
1402jint Java_com_android_internal_util_WithFramework_registerNatives(
1403        JNIEnv* env, jclass clazz) {
1404    return register_jni_procs(gRegJNI, NELEM(gRegJNI), env);
1405}
1406
1407/**
1408 * Used by LoadClass to register native functions.
1409 */
1410extern "C"
1411jint Java_LoadClass_registerNatives(JNIEnv* env, jclass clazz) {
1412    return register_jni_procs(gRegJNI, NELEM(gRegJNI), env);
1413}
1414
1415}   // namespace android
1416