1 /*
2 * Copyright (C) 2006 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 * http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17 #define LOG_TAG "AndroidRuntime"
18 //#define LOG_NDEBUG 0
19
20 #include <android_runtime/AndroidRuntime.h>
21 #include <binder/IBinder.h>
22 #include <binder/IPCThreadState.h>
23 #include <binder/IServiceManager.h>
24 #include <utils/Log.h>
25 #include <utils/misc.h>
26 #include <binder/Parcel.h>
27 #include <utils/StringArray.h>
28 #include <utils/threads.h>
29 #include <cutils/properties.h>
30
31 #include <SkGraphics.h>
32 #include <SkImageDecoder.h>
33 #include <SkImageRef_GlobalPool.h>
34
35 #include "jni.h"
36 #include "JNIHelp.h"
37 #include "android_util_Binder.h"
38
39 #include <stdio.h>
40 #include <signal.h>
41 #include <sys/stat.h>
42 #include <sys/types.h>
43 #include <signal.h>
44 #include <dirent.h>
45 #include <assert.h>
46
47
48 using namespace android;
49
50 extern void register_BindTest();
51
52 extern int register_android_os_Binder(JNIEnv* env);
53 extern int register_android_os_Process(JNIEnv* env);
54 extern int register_android_graphics_Bitmap(JNIEnv*);
55 extern int register_android_graphics_BitmapFactory(JNIEnv*);
56 extern int register_android_graphics_BitmapRegionDecoder(JNIEnv*);
57 extern int register_android_graphics_Camera(JNIEnv* env);
58 extern int register_android_graphics_Graphics(JNIEnv* env);
59 extern int register_android_graphics_Interpolator(JNIEnv* env);
60 extern int register_android_graphics_LayerRasterizer(JNIEnv*);
61 extern int register_android_graphics_MaskFilter(JNIEnv* env);
62 extern int register_android_graphics_Movie(JNIEnv* env);
63 extern int register_android_graphics_NinePatch(JNIEnv*);
64 extern int register_android_graphics_PathEffect(JNIEnv* env);
65 extern int register_android_graphics_Shader(JNIEnv* env);
66 extern int register_android_graphics_Typeface(JNIEnv* env);
67 extern int register_android_graphics_YuvImage(JNIEnv* env);
68
69 extern int register_com_google_android_gles_jni_EGLImpl(JNIEnv* env);
70 extern int register_com_google_android_gles_jni_GLImpl(JNIEnv* env);
71 extern int register_android_opengl_jni_EGL14(JNIEnv* env);
72 extern int register_android_opengl_jni_GLES10(JNIEnv* env);
73 extern int register_android_opengl_jni_GLES10Ext(JNIEnv* env);
74 extern int register_android_opengl_jni_GLES11(JNIEnv* env);
75 extern int register_android_opengl_jni_GLES11Ext(JNIEnv* env);
76 extern int register_android_opengl_jni_GLES20(JNIEnv* env);
77
78 extern int register_android_hardware_Camera(JNIEnv *env);
79 extern int register_android_hardware_SensorManager(JNIEnv *env);
80 extern int register_android_hardware_SerialPort(JNIEnv *env);
81 extern int register_android_hardware_UsbDevice(JNIEnv *env);
82 extern int register_android_hardware_UsbDeviceConnection(JNIEnv *env);
83 extern int register_android_hardware_UsbRequest(JNIEnv *env);
84
85 extern int register_android_media_AudioRecord(JNIEnv *env);
86 extern int register_android_media_AudioSystem(JNIEnv *env);
87 extern int register_android_media_AudioTrack(JNIEnv *env);
88 extern int register_android_media_JetPlayer(JNIEnv *env);
89 extern int register_android_media_ToneGenerator(JNIEnv *env);
90
91 extern int register_android_util_FloatMath(JNIEnv* env);
92
93 namespace android {
94
95 /*
96 * JNI-based registration functions. Note these are properly contained in
97 * namespace android.
98 */
99 extern int register_android_content_AssetManager(JNIEnv* env);
100 extern int register_android_util_EventLog(JNIEnv* env);
101 extern int register_android_util_Log(JNIEnv* env);
102 extern int register_android_content_StringBlock(JNIEnv* env);
103 extern int register_android_content_XmlBlock(JNIEnv* env);
104 extern int register_android_emoji_EmojiFactory(JNIEnv* env);
105 extern int register_android_graphics_Canvas(JNIEnv* env);
106 extern int register_android_graphics_ColorFilter(JNIEnv* env);
107 extern int register_android_graphics_DrawFilter(JNIEnv* env);
108 extern int register_android_graphics_Matrix(JNIEnv* env);
109 extern int register_android_graphics_Paint(JNIEnv* env);
110 extern int register_android_graphics_Path(JNIEnv* env);
111 extern int register_android_graphics_PathMeasure(JNIEnv* env);
112 extern int register_android_graphics_Picture(JNIEnv*);
113 extern int register_android_graphics_PorterDuff(JNIEnv* env);
114 extern int register_android_graphics_Rasterizer(JNIEnv* env);
115 extern int register_android_graphics_Region(JNIEnv* env);
116 extern int register_android_graphics_SurfaceTexture(JNIEnv* env);
117 extern int register_android_graphics_Xfermode(JNIEnv* env);
118 extern int register_android_graphics_PixelFormat(JNIEnv* env);
119 extern int register_android_view_DisplayEventReceiver(JNIEnv* env);
120 extern int register_android_view_GLES20DisplayList(JNIEnv* env);
121 extern int register_android_view_GLES20Canvas(JNIEnv* env);
122 extern int register_android_view_HardwareRenderer(JNIEnv* env);
123 extern int register_android_view_Surface(JNIEnv* env);
124 extern int register_android_view_SurfaceSession(JNIEnv* env);
125 extern int register_android_view_TextureView(JNIEnv* env);
126 extern int register_android_database_CursorWindow(JNIEnv* env);
127 extern int register_android_database_SQLiteConnection(JNIEnv* env);
128 extern int register_android_database_SQLiteGlobal(JNIEnv* env);
129 extern int register_android_database_SQLiteDebug(JNIEnv* env);
130 extern int register_android_debug_JNITest(JNIEnv* env);
131 extern int register_android_nio_utils(JNIEnv* env);
132 extern int register_android_text_format_Time(JNIEnv* env);
133 extern int register_android_os_Debug(JNIEnv* env);
134 extern int register_android_os_MessageQueue(JNIEnv* env);
135 extern int register_android_os_Parcel(JNIEnv* env);
136 extern int register_android_os_ParcelFileDescriptor(JNIEnv *env);
137 extern int register_android_os_SELinux(JNIEnv* env);
138 extern int register_android_os_SystemProperties(JNIEnv *env);
139 extern int register_android_os_SystemClock(JNIEnv* env);
140 extern int register_android_os_Trace(JNIEnv* env);
141 extern int register_android_os_FileObserver(JNIEnv *env);
142 extern int register_android_os_FileUtils(JNIEnv *env);
143 extern int register_android_os_UEventObserver(JNIEnv* env);
144 extern int register_android_os_MemoryFile(JNIEnv* env);
145 extern int register_android_net_LocalSocketImpl(JNIEnv* env);
146 extern int register_android_net_NetworkUtils(JNIEnv* env);
147 extern int register_android_net_TrafficStats(JNIEnv* env);
148 extern int register_android_net_wifi_WifiManager(JNIEnv* env);
149 extern int register_android_text_AndroidCharacter(JNIEnv *env);
150 extern int register_android_text_AndroidBidi(JNIEnv *env);
151 extern int register_android_opengl_classes(JNIEnv *env);
152 extern int register_android_server_NetworkManagementSocketTagger(JNIEnv* env);
153 extern int register_android_server_Watchdog(JNIEnv* env);
154 extern int register_android_ddm_DdmHandleNativeHeap(JNIEnv *env);
155 extern int register_com_android_internal_os_ZygoteInit(JNIEnv* env);
156 extern int register_android_backup_BackupDataInput(JNIEnv *env);
157 extern int register_android_backup_BackupDataOutput(JNIEnv *env);
158 extern int register_android_backup_FileBackupHelperBase(JNIEnv *env);
159 extern int register_android_backup_BackupHelperDispatcher(JNIEnv *env);
160 extern int register_android_app_backup_FullBackup(JNIEnv *env);
161 extern int register_android_app_ActivityThread(JNIEnv *env);
162 extern int register_android_app_NativeActivity(JNIEnv *env);
163 extern int register_android_media_RemoteDisplay(JNIEnv *env);
164 extern int register_android_view_InputChannel(JNIEnv* env);
165 extern int register_android_view_InputDevice(JNIEnv* env);
166 extern int register_android_view_InputEventReceiver(JNIEnv* env);
167 extern int register_android_view_KeyCharacterMap(JNIEnv *env);
168 extern int register_android_view_KeyEvent(JNIEnv* env);
169 extern int register_android_view_MotionEvent(JNIEnv* env);
170 extern int register_android_view_PointerIcon(JNIEnv* env);
171 extern int register_android_view_VelocityTracker(JNIEnv* env);
172 extern int register_android_content_res_ObbScanner(JNIEnv* env);
173 extern int register_android_content_res_Configuration(JNIEnv* env);
174 extern int register_android_animation_PropertyValuesHolder(JNIEnv *env);
175 extern int register_com_android_internal_content_NativeLibraryHelper(JNIEnv *env);
176
177 static AndroidRuntime* gCurRuntime = NULL;
178
doThrow(JNIEnv * env,const char * exc,const char * msg=NULL)179 static void doThrow(JNIEnv* env, const char* exc, const char* msg = NULL)
180 {
181 if (jniThrowException(env, exc, msg) != 0)
182 assert(false);
183 }
184
185 /*
186 * Code written in the Java Programming Language calls here from main().
187 */
com_android_internal_os_RuntimeInit_nativeFinishInit(JNIEnv * env,jobject clazz)188 static void com_android_internal_os_RuntimeInit_nativeFinishInit(JNIEnv* env, jobject clazz)
189 {
190 gCurRuntime->onStarted();
191 }
192
com_android_internal_os_RuntimeInit_nativeZygoteInit(JNIEnv * env,jobject clazz)193 static void com_android_internal_os_RuntimeInit_nativeZygoteInit(JNIEnv* env, jobject clazz)
194 {
195 gCurRuntime->onZygoteInit();
196 }
197
com_android_internal_os_RuntimeInit_nativeSetExitWithoutCleanup(JNIEnv * env,jobject clazz,jboolean exitWithoutCleanup)198 static void com_android_internal_os_RuntimeInit_nativeSetExitWithoutCleanup(JNIEnv* env,
199 jobject clazz, jboolean exitWithoutCleanup)
200 {
201 gCurRuntime->setExitWithoutCleanup(exitWithoutCleanup);
202 }
203
204 /*
205 * JNI registration.
206 */
207 static JNINativeMethod gMethods[] = {
208 { "nativeFinishInit", "()V",
209 (void*) com_android_internal_os_RuntimeInit_nativeFinishInit },
210 { "nativeZygoteInit", "()V",
211 (void*) com_android_internal_os_RuntimeInit_nativeZygoteInit },
212 { "nativeSetExitWithoutCleanup", "(Z)V",
213 (void*) com_android_internal_os_RuntimeInit_nativeSetExitWithoutCleanup },
214 };
215
register_com_android_internal_os_RuntimeInit(JNIEnv * env)216 int register_com_android_internal_os_RuntimeInit(JNIEnv* env)
217 {
218 return jniRegisterNativeMethods(env, "com/android/internal/os/RuntimeInit",
219 gMethods, NELEM(gMethods));
220 }
221
222 // ----------------------------------------------------------------------
223
224 /*static*/ JavaVM* AndroidRuntime::mJavaVM = NULL;
225
226
AndroidRuntime()227 AndroidRuntime::AndroidRuntime() :
228 mExitWithoutCleanup(false)
229 {
230 SkGraphics::Init();
231 // this sets our preference for 16bit images during decode
232 // in case the src is opaque and 24bit
233 SkImageDecoder::SetDeviceConfig(SkBitmap::kRGB_565_Config);
234 // This cache is shared between browser native images, and java "purgeable"
235 // bitmaps. This globalpool is for images that do not either use the java
236 // heap, or are not backed by ashmem. See BitmapFactory.cpp for the key
237 // java call site.
238 SkImageRef_GlobalPool::SetRAMBudget(512 * 1024);
239 // There is also a global font cache, but its budget is specified in code
240 // see SkFontHost_android.cpp
241
242 // Pre-allocate enough space to hold a fair number of options.
243 mOptions.setCapacity(20);
244
245 assert(gCurRuntime == NULL); // one per process
246 gCurRuntime = this;
247 }
248
~AndroidRuntime()249 AndroidRuntime::~AndroidRuntime()
250 {
251 SkGraphics::Term();
252 }
253
254 /*
255 * Register native methods using JNI.
256 */
registerNativeMethods(JNIEnv * env,const char * className,const JNINativeMethod * gMethods,int numMethods)257 /*static*/ int AndroidRuntime::registerNativeMethods(JNIEnv* env,
258 const char* className, const JNINativeMethod* gMethods, int numMethods)
259 {
260 return jniRegisterNativeMethods(env, className, gMethods, numMethods);
261 }
262
callMain(const char * className,jclass clazz,int argc,const char * const argv[])263 status_t AndroidRuntime::callMain(const char* className,
264 jclass clazz, int argc, const char* const argv[])
265 {
266 JNIEnv* env;
267 jmethodID methodId;
268
269 ALOGD("Calling main entry %s", className);
270
271 env = getJNIEnv();
272 if (clazz == NULL || env == NULL) {
273 return UNKNOWN_ERROR;
274 }
275
276 methodId = env->GetStaticMethodID(clazz, "main", "([Ljava/lang/String;)V");
277 if (methodId == NULL) {
278 ALOGE("ERROR: could not find method %s.main(String[])\n", className);
279 return UNKNOWN_ERROR;
280 }
281
282 /*
283 * We want to call main() with a String array with our arguments in it.
284 * Create an array and populate it.
285 */
286 jclass stringClass;
287 jobjectArray strArray;
288
289 stringClass = env->FindClass("java/lang/String");
290 strArray = env->NewObjectArray(argc, stringClass, NULL);
291
292 for (int i = 0; i < argc; i++) {
293 jstring argStr = env->NewStringUTF(argv[i]);
294 env->SetObjectArrayElement(strArray, i, argStr);
295 }
296
297 env->CallStaticVoidMethod(clazz, methodId, strArray);
298 return NO_ERROR;
299 }
300
301 /*
302 * The VM calls this through the "exit" hook.
303 */
runtime_exit(int code)304 static void runtime_exit(int code)
305 {
306 gCurRuntime->exit(code);
307 }
308
309 /*
310 * The VM calls this through the "vfprintf" hook.
311 *
312 * We ignore "fp" and just write the results to the log file.
313 */
runtime_vfprintf(FILE * fp,const char * format,va_list ap)314 static void runtime_vfprintf(FILE* fp, const char* format, va_list ap)
315 {
316 LOG_PRI_VA(ANDROID_LOG_INFO, "vm-printf", format, ap);
317 }
318
319 /**
320 * The VM calls this when mutex contention debugging is enabled to
321 * determine whether or not the blocked thread was a "sensitive thread"
322 * for user responsiveness/smoothess.
323 *
324 * Our policy for this is whether or not we're tracing any StrictMode
325 * events on this thread (which we might've inherited via Binder calls
326 * into us)
327 */
runtime_isSensitiveThread()328 static bool runtime_isSensitiveThread() {
329 IPCThreadState* state = IPCThreadState::selfOrNull();
330 return state && state->getStrictModePolicy() != 0;
331 }
332
333
334 /**
335 * Add VM arguments to the to-be-executed VM
336 * Stops at first non '-' argument (also stops at an argument of '--')
337 * Returns the number of args consumed
338 */
addVmArguments(int argc,const char * const argv[])339 int AndroidRuntime::addVmArguments(int argc, const char* const argv[])
340 {
341 int i;
342
343 for (i = 0; i<argc; i++) {
344 if (argv[i][0] != '-') {
345 return i;
346 }
347 if (argv[i][1] == '-' && argv[i][2] == 0) {
348 return i+1;
349 }
350
351 JavaVMOption opt;
352 memset(&opt, 0, sizeof(opt));
353 opt.optionString = (char*)argv[i];
354 mOptions.add(opt);
355 }
356 return i;
357 }
358
hasDir(const char * dir)359 static int hasDir(const char* dir)
360 {
361 struct stat s;
362 int res = stat(dir, &s);
363 if (res == 0) {
364 return S_ISDIR(s.st_mode);
365 }
366 return 0;
367 }
368
369 /*
370 * We just want failed write() calls to just return with an error.
371 */
blockSigpipe()372 static void blockSigpipe()
373 {
374 sigset_t mask;
375
376 sigemptyset(&mask);
377 sigaddset(&mask, SIGPIPE);
378 if (sigprocmask(SIG_BLOCK, &mask, NULL) != 0)
379 ALOGW("WARNING: SIGPIPE not blocked\n");
380 }
381
382 /*
383 * Read the persistent locale.
384 */
readLocale(char * language,char * region)385 static void readLocale(char* language, char* region)
386 {
387 char propLang[PROPERTY_VALUE_MAX], propRegn[PROPERTY_VALUE_MAX];
388
389 property_get("persist.sys.language", propLang, "");
390 property_get("persist.sys.country", propRegn, "");
391 if (*propLang == 0 && *propRegn == 0) {
392 /* Set to ro properties, default is en_US */
393 property_get("ro.product.locale.language", propLang, "en");
394 property_get("ro.product.locale.region", propRegn, "US");
395 }
396 strncat(language, propLang, 2);
397 strncat(region, propRegn, 2);
398 //ALOGD("language=%s region=%s\n", language, region);
399 }
400
401 /*
402 * Parse a property containing space-separated options that should be
403 * passed directly to the VM, e.g. "-Xmx32m -verbose:gc -Xregenmap".
404 *
405 * This will cut up "extraOptsBuf" as we chop it into individual options.
406 *
407 * Adds the strings, if any, to mOptions.
408 */
parseExtraOpts(char * extraOptsBuf)409 void AndroidRuntime::parseExtraOpts(char* extraOptsBuf)
410 {
411 JavaVMOption opt;
412 char* start;
413 char* end;
414
415 memset(&opt, 0, sizeof(opt));
416 start = extraOptsBuf;
417 while (*start != '\0') {
418 while (*start == ' ') /* skip leading whitespace */
419 start++;
420 if (*start == '\0') /* was trailing ws, bail */
421 break;
422
423 end = start+1;
424 while (*end != ' ' && *end != '\0') /* find end of token */
425 end++;
426 if (*end == ' ')
427 *end++ = '\0'; /* mark end, advance to indicate more */
428
429 opt.optionString = start;
430 mOptions.add(opt);
431 start = end;
432 }
433 }
434
435 /*
436 * Start the Dalvik Virtual Machine.
437 *
438 * Various arguments, most determined by system properties, are passed in.
439 * The "mOptions" vector is updated.
440 *
441 * Returns 0 on success.
442 */
startVm(JavaVM ** pJavaVM,JNIEnv ** pEnv)443 int AndroidRuntime::startVm(JavaVM** pJavaVM, JNIEnv** pEnv)
444 {
445 int result = -1;
446 JavaVMInitArgs initArgs;
447 JavaVMOption opt;
448 char propBuf[PROPERTY_VALUE_MAX];
449 char stackTraceFileBuf[PROPERTY_VALUE_MAX];
450 char dexoptFlagsBuf[PROPERTY_VALUE_MAX];
451 char enableAssertBuf[sizeof("-ea:")-1 + PROPERTY_VALUE_MAX];
452 char jniOptsBuf[sizeof("-Xjniopts:")-1 + PROPERTY_VALUE_MAX];
453 char heapstartsizeOptsBuf[sizeof("-Xms")-1 + PROPERTY_VALUE_MAX];
454 char heapsizeOptsBuf[sizeof("-Xmx")-1 + PROPERTY_VALUE_MAX];
455 char heapgrowthlimitOptsBuf[sizeof("-XX:HeapGrowthLimit=")-1 + PROPERTY_VALUE_MAX];
456 char heapminfreeOptsBuf[sizeof("-XX:HeapMinFree=")-1 + PROPERTY_VALUE_MAX];
457 char heapmaxfreeOptsBuf[sizeof("-XX:HeapMaxFree=")-1 + PROPERTY_VALUE_MAX];
458 char heaptargetutilizationOptsBuf[sizeof("-XX:HeapTargetUtilization=")-1 + PROPERTY_VALUE_MAX];
459 char extraOptsBuf[PROPERTY_VALUE_MAX];
460 char* stackTraceFile = NULL;
461 bool checkJni = false;
462 bool checkDexSum = false;
463 bool logStdio = false;
464 enum {
465 kEMDefault,
466 kEMIntPortable,
467 kEMIntFast,
468 #if defined(WITH_JIT)
469 kEMJitCompiler,
470 #endif
471 } executionMode = kEMDefault;
472
473
474 property_get("dalvik.vm.checkjni", propBuf, "");
475 if (strcmp(propBuf, "true") == 0) {
476 checkJni = true;
477 } else if (strcmp(propBuf, "false") != 0) {
478 /* property is neither true nor false; fall back on kernel parameter */
479 property_get("ro.kernel.android.checkjni", propBuf, "");
480 if (propBuf[0] == '1') {
481 checkJni = true;
482 }
483 }
484
485 property_get("dalvik.vm.execution-mode", propBuf, "");
486 if (strcmp(propBuf, "int:portable") == 0) {
487 executionMode = kEMIntPortable;
488 } else if (strcmp(propBuf, "int:fast") == 0) {
489 executionMode = kEMIntFast;
490 #if defined(WITH_JIT)
491 } else if (strcmp(propBuf, "int:jit") == 0) {
492 executionMode = kEMJitCompiler;
493 #endif
494 }
495
496 property_get("dalvik.vm.stack-trace-file", stackTraceFileBuf, "");
497
498 property_get("dalvik.vm.check-dex-sum", propBuf, "");
499 if (strcmp(propBuf, "true") == 0) {
500 checkDexSum = true;
501 }
502
503 property_get("log.redirect-stdio", propBuf, "");
504 if (strcmp(propBuf, "true") == 0) {
505 logStdio = true;
506 }
507
508 strcpy(enableAssertBuf, "-ea:");
509 property_get("dalvik.vm.enableassertions", enableAssertBuf+4, "");
510
511 strcpy(jniOptsBuf, "-Xjniopts:");
512 property_get("dalvik.vm.jniopts", jniOptsBuf+10, "");
513
514 /* route exit() to our handler */
515 opt.extraInfo = (void*) runtime_exit;
516 opt.optionString = "exit";
517 mOptions.add(opt);
518
519 /* route fprintf() to our handler */
520 opt.extraInfo = (void*) runtime_vfprintf;
521 opt.optionString = "vfprintf";
522 mOptions.add(opt);
523
524 /* register the framework-specific "is sensitive thread" hook */
525 opt.extraInfo = (void*) runtime_isSensitiveThread;
526 opt.optionString = "sensitiveThread";
527 mOptions.add(opt);
528
529 opt.extraInfo = NULL;
530
531 /* enable verbose; standard options are { jni, gc, class } */
532 //options[curOpt++].optionString = "-verbose:jni";
533 opt.optionString = "-verbose:gc";
534 mOptions.add(opt);
535 //options[curOpt++].optionString = "-verbose:class";
536
537 /*
538 * The default starting and maximum size of the heap. Larger
539 * values should be specified in a product property override.
540 */
541 strcpy(heapstartsizeOptsBuf, "-Xms");
542 property_get("dalvik.vm.heapstartsize", heapstartsizeOptsBuf+4, "4m");
543 opt.optionString = heapstartsizeOptsBuf;
544 mOptions.add(opt);
545 strcpy(heapsizeOptsBuf, "-Xmx");
546 property_get("dalvik.vm.heapsize", heapsizeOptsBuf+4, "16m");
547 opt.optionString = heapsizeOptsBuf;
548 mOptions.add(opt);
549
550 // Increase the main thread's interpreter stack size for bug 6315322.
551 opt.optionString = "-XX:mainThreadStackSize=24K";
552 mOptions.add(opt);
553
554 strcpy(heapgrowthlimitOptsBuf, "-XX:HeapGrowthLimit=");
555 property_get("dalvik.vm.heapgrowthlimit", heapgrowthlimitOptsBuf+20, "");
556 if (heapgrowthlimitOptsBuf[20] != '\0') {
557 opt.optionString = heapgrowthlimitOptsBuf;
558 mOptions.add(opt);
559 }
560
561 strcpy(heapminfreeOptsBuf, "-XX:HeapMinFree=");
562 property_get("dalvik.vm.heapminfree", heapminfreeOptsBuf+16, "");
563 if (heapminfreeOptsBuf[16] != '\0') {
564 opt.optionString = heapminfreeOptsBuf;
565 mOptions.add(opt);
566 }
567
568 strcpy(heapmaxfreeOptsBuf, "-XX:HeapMaxFree=");
569 property_get("dalvik.vm.heapmaxfree", heapmaxfreeOptsBuf+16, "");
570 if (heapmaxfreeOptsBuf[16] != '\0') {
571 opt.optionString = heapmaxfreeOptsBuf;
572 mOptions.add(opt);
573 }
574
575 strcpy(heaptargetutilizationOptsBuf, "-XX:HeapTargetUtilization=");
576 property_get("dalvik.vm.heaptargetutilization", heaptargetutilizationOptsBuf+26, "");
577 if (heaptargetutilizationOptsBuf[26] != '\0') {
578 opt.optionString = heaptargetutilizationOptsBuf;
579 mOptions.add(opt);
580 }
581
582 /*
583 * Enable or disable dexopt features, such as bytecode verification and
584 * calculation of register maps for precise GC.
585 */
586 property_get("dalvik.vm.dexopt-flags", dexoptFlagsBuf, "");
587 if (dexoptFlagsBuf[0] != '\0') {
588 const char* opc;
589 const char* val;
590
591 opc = strstr(dexoptFlagsBuf, "v="); /* verification */
592 if (opc != NULL) {
593 switch (*(opc+2)) {
594 case 'n': val = "-Xverify:none"; break;
595 case 'r': val = "-Xverify:remote"; break;
596 case 'a': val = "-Xverify:all"; break;
597 default: val = NULL; break;
598 }
599
600 if (val != NULL) {
601 opt.optionString = val;
602 mOptions.add(opt);
603 }
604 }
605
606 opc = strstr(dexoptFlagsBuf, "o="); /* optimization */
607 if (opc != NULL) {
608 switch (*(opc+2)) {
609 case 'n': val = "-Xdexopt:none"; break;
610 case 'v': val = "-Xdexopt:verified"; break;
611 case 'a': val = "-Xdexopt:all"; break;
612 case 'f': val = "-Xdexopt:full"; break;
613 default: val = NULL; break;
614 }
615
616 if (val != NULL) {
617 opt.optionString = val;
618 mOptions.add(opt);
619 }
620 }
621
622 opc = strstr(dexoptFlagsBuf, "m=y"); /* register map */
623 if (opc != NULL) {
624 opt.optionString = "-Xgenregmap";
625 mOptions.add(opt);
626
627 /* turn on precise GC while we're at it */
628 opt.optionString = "-Xgc:precise";
629 mOptions.add(opt);
630 }
631 }
632
633 /* enable debugging; set suspend=y to pause during VM init */
634 /* use android ADB transport */
635 opt.optionString =
636 "-agentlib:jdwp=transport=dt_android_adb,suspend=n,server=y";
637 mOptions.add(opt);
638
639 ALOGD("CheckJNI is %s\n", checkJni ? "ON" : "OFF");
640 if (checkJni) {
641 /* extended JNI checking */
642 opt.optionString = "-Xcheck:jni";
643 mOptions.add(opt);
644
645 /* set a cap on JNI global references */
646 opt.optionString = "-Xjnigreflimit:2000";
647 mOptions.add(opt);
648
649 /* with -Xcheck:jni, this provides a JNI function call trace */
650 //opt.optionString = "-verbose:jni";
651 //mOptions.add(opt);
652 }
653
654 char lockProfThresholdBuf[sizeof("-Xlockprofthreshold:") + sizeof(propBuf)];
655 property_get("dalvik.vm.lockprof.threshold", propBuf, "");
656 if (strlen(propBuf) > 0) {
657 strcpy(lockProfThresholdBuf, "-Xlockprofthreshold:");
658 strcat(lockProfThresholdBuf, propBuf);
659 opt.optionString = lockProfThresholdBuf;
660 mOptions.add(opt);
661 }
662
663 #if defined(WITH_JIT)
664 /* Force interpreter-only mode for selected opcodes. Eg "1-0a,3c,f1-ff" */
665 char jitOpBuf[sizeof("-Xjitop:") + PROPERTY_VALUE_MAX];
666 property_get("dalvik.vm.jit.op", propBuf, "");
667 if (strlen(propBuf) > 0) {
668 strcpy(jitOpBuf, "-Xjitop:");
669 strcat(jitOpBuf, propBuf);
670 opt.optionString = jitOpBuf;
671 mOptions.add(opt);
672 }
673
674 /* Force interpreter-only mode for selected methods */
675 char jitMethodBuf[sizeof("-Xjitmethod:") + PROPERTY_VALUE_MAX];
676 property_get("dalvik.vm.jit.method", propBuf, "");
677 if (strlen(propBuf) > 0) {
678 strcpy(jitMethodBuf, "-Xjitmethod:");
679 strcat(jitMethodBuf, propBuf);
680 opt.optionString = jitMethodBuf;
681 mOptions.add(opt);
682 }
683 #endif
684
685 if (executionMode == kEMIntPortable) {
686 opt.optionString = "-Xint:portable";
687 mOptions.add(opt);
688 } else if (executionMode == kEMIntFast) {
689 opt.optionString = "-Xint:fast";
690 mOptions.add(opt);
691 #if defined(WITH_JIT)
692 } else if (executionMode == kEMJitCompiler) {
693 opt.optionString = "-Xint:jit";
694 mOptions.add(opt);
695 #endif
696 }
697
698 if (checkDexSum) {
699 /* perform additional DEX checksum tests */
700 opt.optionString = "-Xcheckdexsum";
701 mOptions.add(opt);
702 }
703
704 if (logStdio) {
705 /* convert stdout/stderr to log messages */
706 opt.optionString = "-Xlog-stdio";
707 mOptions.add(opt);
708 }
709
710 if (enableAssertBuf[4] != '\0') {
711 /* accept "all" to mean "all classes and packages" */
712 if (strcmp(enableAssertBuf+4, "all") == 0)
713 enableAssertBuf[3] = '\0';
714 ALOGI("Assertions enabled: '%s'\n", enableAssertBuf);
715 opt.optionString = enableAssertBuf;
716 mOptions.add(opt);
717 } else {
718 ALOGV("Assertions disabled\n");
719 }
720
721 if (jniOptsBuf[10] != '\0') {
722 ALOGI("JNI options: '%s'\n", jniOptsBuf);
723 opt.optionString = jniOptsBuf;
724 mOptions.add(opt);
725 }
726
727 if (stackTraceFileBuf[0] != '\0') {
728 static const char* stfOptName = "-Xstacktracefile:";
729
730 stackTraceFile = (char*) malloc(strlen(stfOptName) +
731 strlen(stackTraceFileBuf) +1);
732 strcpy(stackTraceFile, stfOptName);
733 strcat(stackTraceFile, stackTraceFileBuf);
734 opt.optionString = stackTraceFile;
735 mOptions.add(opt);
736 }
737
738 /* extra options; parse this late so it overrides others */
739 property_get("dalvik.vm.extra-opts", extraOptsBuf, "");
740 parseExtraOpts(extraOptsBuf);
741
742 /* Set the properties for locale */
743 {
744 char langOption[sizeof("-Duser.language=") + 3];
745 char regionOption[sizeof("-Duser.region=") + 3];
746 strcpy(langOption, "-Duser.language=");
747 strcpy(regionOption, "-Duser.region=");
748 readLocale(langOption, regionOption);
749 opt.extraInfo = NULL;
750 opt.optionString = langOption;
751 mOptions.add(opt);
752 opt.optionString = regionOption;
753 mOptions.add(opt);
754 }
755
756 /*
757 * We don't have /tmp on the device, but we often have an SD card. Apps
758 * shouldn't use this, but some test suites might want to exercise it.
759 */
760 opt.optionString = "-Djava.io.tmpdir=/sdcard";
761 mOptions.add(opt);
762
763 initArgs.version = JNI_VERSION_1_4;
764 initArgs.options = mOptions.editArray();
765 initArgs.nOptions = mOptions.size();
766 initArgs.ignoreUnrecognized = JNI_FALSE;
767
768 /*
769 * Initialize the VM.
770 *
771 * The JavaVM* is essentially per-process, and the JNIEnv* is per-thread.
772 * If this call succeeds, the VM is ready, and we can start issuing
773 * JNI calls.
774 */
775 if (JNI_CreateJavaVM(pJavaVM, pEnv, &initArgs) < 0) {
776 ALOGE("JNI_CreateJavaVM failed\n");
777 goto bail;
778 }
779
780 result = 0;
781
782 bail:
783 free(stackTraceFile);
784 return result;
785 }
786
toSlashClassName(const char * className)787 char* AndroidRuntime::toSlashClassName(const char* className)
788 {
789 char* result = strdup(className);
790 for (char* cp = result; *cp != '\0'; cp++) {
791 if (*cp == '.') {
792 *cp = '/';
793 }
794 }
795 return result;
796 }
797
798 /*
799 * Start the Android runtime. This involves starting the virtual machine
800 * and calling the "static void main(String[] args)" method in the class
801 * named by "className".
802 *
803 * Passes the main function two arguments, the class name and the specified
804 * options string.
805 */
start(const char * className,const char * options)806 void AndroidRuntime::start(const char* className, const char* options)
807 {
808 ALOGD("\n>>>>>> AndroidRuntime START %s <<<<<<\n",
809 className != NULL ? className : "(unknown)");
810
811 blockSigpipe();
812
813 /*
814 * 'startSystemServer == true' means runtime is obsolete and not run from
815 * init.rc anymore, so we print out the boot start event here.
816 */
817 if (strcmp(options, "start-system-server") == 0) {
818 /* track our progress through the boot sequence */
819 const int LOG_BOOT_PROGRESS_START = 3000;
820 LOG_EVENT_LONG(LOG_BOOT_PROGRESS_START,
821 ns2ms(systemTime(SYSTEM_TIME_MONOTONIC)));
822 }
823
824 const char* rootDir = getenv("ANDROID_ROOT");
825 if (rootDir == NULL) {
826 rootDir = "/system";
827 if (!hasDir("/system")) {
828 LOG_FATAL("No root directory specified, and /android does not exist.");
829 return;
830 }
831 setenv("ANDROID_ROOT", rootDir, 1);
832 }
833
834 //const char* kernelHack = getenv("LD_ASSUME_KERNEL");
835 //ALOGD("Found LD_ASSUME_KERNEL='%s'\n", kernelHack);
836
837 /* start the virtual machine */
838 JNIEnv* env;
839 if (startVm(&mJavaVM, &env) != 0) {
840 return;
841 }
842 onVmCreated(env);
843
844 /*
845 * Register android functions.
846 */
847 if (startReg(env) < 0) {
848 ALOGE("Unable to register all android natives\n");
849 return;
850 }
851
852 /*
853 * We want to call main() with a String array with arguments in it.
854 * At present we have two arguments, the class name and an option string.
855 * Create an array to hold them.
856 */
857 jclass stringClass;
858 jobjectArray strArray;
859 jstring classNameStr;
860 jstring optionsStr;
861
862 stringClass = env->FindClass("java/lang/String");
863 assert(stringClass != NULL);
864 strArray = env->NewObjectArray(2, stringClass, NULL);
865 assert(strArray != NULL);
866 classNameStr = env->NewStringUTF(className);
867 assert(classNameStr != NULL);
868 env->SetObjectArrayElement(strArray, 0, classNameStr);
869 optionsStr = env->NewStringUTF(options);
870 env->SetObjectArrayElement(strArray, 1, optionsStr);
871
872 /*
873 * Start VM. This thread becomes the main thread of the VM, and will
874 * not return until the VM exits.
875 */
876 char* slashClassName = toSlashClassName(className);
877 jclass startClass = env->FindClass(slashClassName);
878 if (startClass == NULL) {
879 ALOGE("JavaVM unable to locate class '%s'\n", slashClassName);
880 /* keep going */
881 } else {
882 jmethodID startMeth = env->GetStaticMethodID(startClass, "main",
883 "([Ljava/lang/String;)V");
884 if (startMeth == NULL) {
885 ALOGE("JavaVM unable to find main() in '%s'\n", className);
886 /* keep going */
887 } else {
888 env->CallStaticVoidMethod(startClass, startMeth, strArray);
889
890 #if 0
891 if (env->ExceptionCheck())
892 threadExitUncaughtException(env);
893 #endif
894 }
895 }
896 free(slashClassName);
897
898 ALOGD("Shutting down VM\n");
899 if (mJavaVM->DetachCurrentThread() != JNI_OK)
900 ALOGW("Warning: unable to detach main thread\n");
901 if (mJavaVM->DestroyJavaVM() != 0)
902 ALOGW("Warning: VM did not shut down cleanly\n");
903 }
904
exit(int code)905 void AndroidRuntime::exit(int code)
906 {
907 if (mExitWithoutCleanup) {
908 ALOGI("VM exiting with result code %d, cleanup skipped.", code);
909 ::_exit(code);
910 } else {
911 ALOGI("VM exiting with result code %d.", code);
912 onExit(code);
913 ::exit(code);
914 }
915 }
916
onVmCreated(JNIEnv * env)917 void AndroidRuntime::onVmCreated(JNIEnv* env)
918 {
919 // If AndroidRuntime had anything to do here, we'd have done it in 'start'.
920 }
921
922 /*
923 * Get the JNIEnv pointer for this thread.
924 *
925 * Returns NULL if the slot wasn't allocated or populated.
926 */
getJNIEnv()927 /*static*/ JNIEnv* AndroidRuntime::getJNIEnv()
928 {
929 JNIEnv* env;
930 JavaVM* vm = AndroidRuntime::getJavaVM();
931 assert(vm != NULL);
932
933 if (vm->GetEnv((void**) &env, JNI_VERSION_1_4) != JNI_OK)
934 return NULL;
935 return env;
936 }
937
938 /*
939 * Makes the current thread visible to the VM.
940 *
941 * The JNIEnv pointer returned is only valid for the current thread, and
942 * thus must be tucked into thread-local storage.
943 */
javaAttachThread(const char * threadName,JNIEnv ** pEnv)944 static int javaAttachThread(const char* threadName, JNIEnv** pEnv)
945 {
946 JavaVMAttachArgs args;
947 JavaVM* vm;
948 jint result;
949
950 vm = AndroidRuntime::getJavaVM();
951 assert(vm != NULL);
952
953 args.version = JNI_VERSION_1_4;
954 args.name = (char*) threadName;
955 args.group = NULL;
956
957 result = vm->AttachCurrentThread(pEnv, (void*) &args);
958 if (result != JNI_OK)
959 ALOGI("NOTE: attach of thread '%s' failed\n", threadName);
960
961 return result;
962 }
963
964 /*
965 * Detach the current thread from the set visible to the VM.
966 */
javaDetachThread(void)967 static int javaDetachThread(void)
968 {
969 JavaVM* vm;
970 jint result;
971
972 vm = AndroidRuntime::getJavaVM();
973 assert(vm != NULL);
974
975 result = vm->DetachCurrentThread();
976 if (result != JNI_OK)
977 ALOGE("ERROR: thread detach failed\n");
978 return result;
979 }
980
981 /*
982 * When starting a native thread that will be visible from the VM, we
983 * bounce through this to get the right attach/detach action.
984 * Note that this function calls free(args)
985 */
javaThreadShell(void * args)986 /*static*/ int AndroidRuntime::javaThreadShell(void* args) {
987 void* start = ((void**)args)[0];
988 void* userData = ((void **)args)[1];
989 char* name = (char*) ((void **)args)[2]; // we own this storage
990 free(args);
991 JNIEnv* env;
992 int result;
993
994 /* hook us into the VM */
995 if (javaAttachThread(name, &env) != JNI_OK)
996 return -1;
997
998 /* start the thread running */
999 result = (*(android_thread_func_t)start)(userData);
1000
1001 /* unhook us */
1002 javaDetachThread();
1003 free(name);
1004
1005 return result;
1006 }
1007
1008 /*
1009 * This is invoked from androidCreateThreadEtc() via the callback
1010 * set with androidSetCreateThreadFunc().
1011 *
1012 * We need to create the new thread in such a way that it gets hooked
1013 * into the VM before it really starts executing.
1014 */
javaCreateThreadEtc(android_thread_func_t entryFunction,void * userData,const char * threadName,int32_t threadPriority,size_t threadStackSize,android_thread_id_t * threadId)1015 /*static*/ int AndroidRuntime::javaCreateThreadEtc(
1016 android_thread_func_t entryFunction,
1017 void* userData,
1018 const char* threadName,
1019 int32_t threadPriority,
1020 size_t threadStackSize,
1021 android_thread_id_t* threadId)
1022 {
1023 void** args = (void**) malloc(3 * sizeof(void*)); // javaThreadShell must free
1024 int result;
1025
1026 assert(threadName != NULL);
1027
1028 args[0] = (void*) entryFunction;
1029 args[1] = userData;
1030 args[2] = (void*) strdup(threadName); // javaThreadShell must free
1031
1032 result = androidCreateRawThreadEtc(AndroidRuntime::javaThreadShell, args,
1033 threadName, threadPriority, threadStackSize, threadId);
1034 return result;
1035 }
1036
1037 /*
1038 * Create a thread that is visible from the VM.
1039 *
1040 * This is called from elsewhere in the library.
1041 */
createJavaThread(const char * name,void (* start)(void *),void * arg)1042 /*static*/ android_thread_id_t AndroidRuntime::createJavaThread(const char* name,
1043 void (*start)(void *), void* arg)
1044 {
1045 android_thread_id_t threadId = 0;
1046 javaCreateThreadEtc((android_thread_func_t) start, arg, name,
1047 ANDROID_PRIORITY_DEFAULT, 0, &threadId);
1048 return threadId;
1049 }
1050
1051 #if 0
1052 static void quickTest(void* arg)
1053 {
1054 const char* str = (const char*) arg;
1055
1056 printf("In quickTest: %s\n", str);
1057 }
1058 #endif
1059
1060 #ifdef NDEBUG
1061 #define REG_JNI(name) { name }
1062 struct RegJNIRec {
1063 int (*mProc)(JNIEnv*);
1064 };
1065 #else
1066 #define REG_JNI(name) { name, #name }
1067 struct RegJNIRec {
1068 int (*mProc)(JNIEnv*);
1069 const char* mName;
1070 };
1071 #endif
1072
1073 typedef void (*RegJAMProc)();
1074
register_jni_procs(const RegJNIRec array[],size_t count,JNIEnv * env)1075 static int register_jni_procs(const RegJNIRec array[], size_t count, JNIEnv* env)
1076 {
1077 for (size_t i = 0; i < count; i++) {
1078 if (array[i].mProc(env) < 0) {
1079 #ifndef NDEBUG
1080 ALOGD("----------!!! %s failed to load\n", array[i].mName);
1081 #endif
1082 return -1;
1083 }
1084 }
1085 return 0;
1086 }
1087
register_jam_procs(const RegJAMProc array[],size_t count)1088 static void register_jam_procs(const RegJAMProc array[], size_t count)
1089 {
1090 for (size_t i = 0; i < count; i++) {
1091 array[i]();
1092 }
1093 }
1094
1095 static const RegJNIRec gRegJNI[] = {
1096 REG_JNI(register_android_debug_JNITest),
1097 REG_JNI(register_com_android_internal_os_RuntimeInit),
1098 REG_JNI(register_android_os_SystemClock),
1099 REG_JNI(register_android_util_EventLog),
1100 REG_JNI(register_android_util_Log),
1101 REG_JNI(register_android_util_FloatMath),
1102 REG_JNI(register_android_text_format_Time),
1103 REG_JNI(register_android_content_AssetManager),
1104 REG_JNI(register_android_content_StringBlock),
1105 REG_JNI(register_android_content_XmlBlock),
1106 REG_JNI(register_android_emoji_EmojiFactory),
1107 REG_JNI(register_android_text_AndroidCharacter),
1108 REG_JNI(register_android_text_AndroidBidi),
1109 REG_JNI(register_android_view_InputDevice),
1110 REG_JNI(register_android_view_KeyCharacterMap),
1111 REG_JNI(register_android_os_Process),
1112 REG_JNI(register_android_os_SystemProperties),
1113 REG_JNI(register_android_os_Binder),
1114 REG_JNI(register_android_os_Parcel),
1115 REG_JNI(register_android_view_DisplayEventReceiver),
1116 REG_JNI(register_android_nio_utils),
1117 REG_JNI(register_android_graphics_PixelFormat),
1118 REG_JNI(register_android_graphics_Graphics),
1119 REG_JNI(register_android_view_GLES20DisplayList),
1120 REG_JNI(register_android_view_GLES20Canvas),
1121 REG_JNI(register_android_view_HardwareRenderer),
1122 REG_JNI(register_android_view_Surface),
1123 REG_JNI(register_android_view_SurfaceSession),
1124 REG_JNI(register_android_view_TextureView),
1125 REG_JNI(register_com_google_android_gles_jni_EGLImpl),
1126 REG_JNI(register_com_google_android_gles_jni_GLImpl),
1127 REG_JNI(register_android_opengl_jni_EGL14),
1128 REG_JNI(register_android_opengl_jni_GLES10),
1129 REG_JNI(register_android_opengl_jni_GLES10Ext),
1130 REG_JNI(register_android_opengl_jni_GLES11),
1131 REG_JNI(register_android_opengl_jni_GLES11Ext),
1132 REG_JNI(register_android_opengl_jni_GLES20),
1133
1134 REG_JNI(register_android_graphics_Bitmap),
1135 REG_JNI(register_android_graphics_BitmapFactory),
1136 REG_JNI(register_android_graphics_BitmapRegionDecoder),
1137 REG_JNI(register_android_graphics_Camera),
1138 REG_JNI(register_android_graphics_Canvas),
1139 REG_JNI(register_android_graphics_ColorFilter),
1140 REG_JNI(register_android_graphics_DrawFilter),
1141 REG_JNI(register_android_graphics_Interpolator),
1142 REG_JNI(register_android_graphics_LayerRasterizer),
1143 REG_JNI(register_android_graphics_MaskFilter),
1144 REG_JNI(register_android_graphics_Matrix),
1145 REG_JNI(register_android_graphics_Movie),
1146 REG_JNI(register_android_graphics_NinePatch),
1147 REG_JNI(register_android_graphics_Paint),
1148 REG_JNI(register_android_graphics_Path),
1149 REG_JNI(register_android_graphics_PathMeasure),
1150 REG_JNI(register_android_graphics_PathEffect),
1151 REG_JNI(register_android_graphics_Picture),
1152 REG_JNI(register_android_graphics_PorterDuff),
1153 REG_JNI(register_android_graphics_Rasterizer),
1154 REG_JNI(register_android_graphics_Region),
1155 REG_JNI(register_android_graphics_Shader),
1156 REG_JNI(register_android_graphics_SurfaceTexture),
1157 REG_JNI(register_android_graphics_Typeface),
1158 REG_JNI(register_android_graphics_Xfermode),
1159 REG_JNI(register_android_graphics_YuvImage),
1160
1161 REG_JNI(register_android_database_CursorWindow),
1162 REG_JNI(register_android_database_SQLiteConnection),
1163 REG_JNI(register_android_database_SQLiteGlobal),
1164 REG_JNI(register_android_database_SQLiteDebug),
1165 REG_JNI(register_android_os_Debug),
1166 REG_JNI(register_android_os_FileObserver),
1167 REG_JNI(register_android_os_FileUtils),
1168 REG_JNI(register_android_os_MessageQueue),
1169 REG_JNI(register_android_os_ParcelFileDescriptor),
1170 REG_JNI(register_android_os_SELinux),
1171 REG_JNI(register_android_os_Trace),
1172 REG_JNI(register_android_os_UEventObserver),
1173 REG_JNI(register_android_net_LocalSocketImpl),
1174 REG_JNI(register_android_net_NetworkUtils),
1175 REG_JNI(register_android_net_TrafficStats),
1176 REG_JNI(register_android_net_wifi_WifiManager),
1177 REG_JNI(register_android_os_MemoryFile),
1178 REG_JNI(register_com_android_internal_os_ZygoteInit),
1179 REG_JNI(register_android_hardware_Camera),
1180 REG_JNI(register_android_hardware_SensorManager),
1181 REG_JNI(register_android_hardware_SerialPort),
1182 REG_JNI(register_android_hardware_UsbDevice),
1183 REG_JNI(register_android_hardware_UsbDeviceConnection),
1184 REG_JNI(register_android_hardware_UsbRequest),
1185 REG_JNI(register_android_media_AudioRecord),
1186 REG_JNI(register_android_media_AudioSystem),
1187 REG_JNI(register_android_media_AudioTrack),
1188 REG_JNI(register_android_media_JetPlayer),
1189 REG_JNI(register_android_media_RemoteDisplay),
1190 REG_JNI(register_android_media_ToneGenerator),
1191
1192 REG_JNI(register_android_opengl_classes),
1193 REG_JNI(register_android_server_NetworkManagementSocketTagger),
1194 REG_JNI(register_android_server_Watchdog),
1195 REG_JNI(register_android_ddm_DdmHandleNativeHeap),
1196 REG_JNI(register_android_backup_BackupDataInput),
1197 REG_JNI(register_android_backup_BackupDataOutput),
1198 REG_JNI(register_android_backup_FileBackupHelperBase),
1199 REG_JNI(register_android_backup_BackupHelperDispatcher),
1200 REG_JNI(register_android_app_backup_FullBackup),
1201 REG_JNI(register_android_app_ActivityThread),
1202 REG_JNI(register_android_app_NativeActivity),
1203 REG_JNI(register_android_view_InputChannel),
1204 REG_JNI(register_android_view_InputEventReceiver),
1205 REG_JNI(register_android_view_KeyEvent),
1206 REG_JNI(register_android_view_MotionEvent),
1207 REG_JNI(register_android_view_PointerIcon),
1208 REG_JNI(register_android_view_VelocityTracker),
1209
1210 REG_JNI(register_android_content_res_ObbScanner),
1211 REG_JNI(register_android_content_res_Configuration),
1212
1213 REG_JNI(register_android_animation_PropertyValuesHolder),
1214 REG_JNI(register_com_android_internal_content_NativeLibraryHelper),
1215 };
1216
1217 /*
1218 * Register android native functions with the VM.
1219 */
startReg(JNIEnv * env)1220 /*static*/ int AndroidRuntime::startReg(JNIEnv* env)
1221 {
1222 /*
1223 * This hook causes all future threads created in this process to be
1224 * attached to the JavaVM. (This needs to go away in favor of JNI
1225 * Attach calls.)
1226 */
1227 androidSetCreateThreadFunc((android_create_thread_fn) javaCreateThreadEtc);
1228
1229 ALOGV("--- registering native functions ---\n");
1230
1231 /*
1232 * Every "register" function calls one or more things that return
1233 * a local reference (e.g. FindClass). Because we haven't really
1234 * started the VM yet, they're all getting stored in the base frame
1235 * and never released. Use Push/Pop to manage the storage.
1236 */
1237 env->PushLocalFrame(200);
1238
1239 if (register_jni_procs(gRegJNI, NELEM(gRegJNI), env) < 0) {
1240 env->PopLocalFrame(NULL);
1241 return -1;
1242 }
1243 env->PopLocalFrame(NULL);
1244
1245 //createJavaThread("fubar", quickTest, (void*) "hello");
1246
1247 return 0;
1248 }
1249
getRuntime()1250 AndroidRuntime* AndroidRuntime::getRuntime()
1251 {
1252 return gCurRuntime;
1253 }
1254
1255 /**
1256 * Used by WithFramework to register native functions.
1257 */
1258 extern "C"
Java_com_android_internal_util_WithFramework_registerNatives(JNIEnv * env,jclass clazz)1259 jint Java_com_android_internal_util_WithFramework_registerNatives(
1260 JNIEnv* env, jclass clazz) {
1261 return register_jni_procs(gRegJNI, NELEM(gRegJNI), env);
1262 }
1263
1264 /**
1265 * Used by LoadClass to register native functions.
1266 */
1267 extern "C"
Java_LoadClass_registerNatives(JNIEnv * env,jclass clazz)1268 jint Java_LoadClass_registerNatives(JNIEnv* env, jclass clazz) {
1269 return register_jni_procs(gRegJNI, NELEM(gRegJNI), env);
1270 }
1271
1272 } // namespace android
1273