extern "C" NS_EXPORT int
ChildProcessInit(int argc, char* argv[])
{
int i;
for (i = 0; i < (argc - 1); i++) {
if (strcmp(argv[i], "-greomni"))
continue;
i = i + 1;
break;
}
fillLibCache(argv[argc - 1]);
loadLibs(argv[i]);
// don't pass the last arg - it's only recognized by the lib cache
argc--;
typedef GeckoProcessType (*XRE_StringToChildProcessType_t)(char*);
typedef nsresult (*XRE_InitChildProcess_t)(int, char**, GeckoProcessType);
XRE_StringToChildProcessType_t fXRE_StringToChildProcessType =
(XRE_StringToChildProcessType_t)__wrap_dlsym(xul_handle, "XRE_StringToChildProcessType");
XRE_InitChildProcess_t fXRE_InitChildProcess =
(XRE_InitChildProcess_t)__wrap_dlsym(xul_handle, "XRE_InitChildProcess");
GeckoProcessType proctype = fXRE_StringToChildProcessType(argv[--argc]);
nsresult rv = fXRE_InitChildProcess(argc, argv, proctype);
if (rv != 0)
return 1;
return 0;
}
static void
loadLibs(const char *apkName)
{
chdir(getenv("GRE_HOME"));
simple_linker_init();
struct stat status;
if (!stat(apkName, &status))
apk_mtime = status.st_mtime;
struct timeval t0, t1;
gettimeofday(&t0, 0);
struct rusage usage1;
getrusage(RUSAGE_THREAD, &usage1);
void *zip = map_file(apkName);
struct cdir_end *dirend = (struct cdir_end *)((char *)zip + zip_size - sizeof(*dirend));
while ((void *)dirend > zip &&
letoh32(dirend->signature) != CDIR_END_SIG)
dirend = (struct cdir_end *)((char *)dirend - 1);
if (letoh32(dirend->signature) != CDIR_END_SIG) {
__android_log_print(ANDROID_LOG_ERROR, "GeckoLibLoad", "Couldn't find end of central directory record");
return;
}
uint32_t cdir_offset = letoh32(dirend->cdir_offset);
uint16_t cdir_entries = letoh16(dirend->cdir_entries);
struct cdir_entry *cdir_start = (struct cdir_entry *)((char *)zip + cdir_offset);
lib_mapping = (struct mapping_info *)calloc(MAX_MAPPING_INFO, sizeof(*lib_mapping));
#ifdef MOZ_CRASHREPORTER
file_ids = (char *)extractBuf("lib.id", zip, cdir_start, cdir_entries);
#endif
#define MOZLOAD(name) mozload("lib" name ".so", zip, cdir_start, cdir_entries)
MOZLOAD("mozalloc");
MOZLOAD("nspr4");
MOZLOAD("plc4");
MOZLOAD("plds4");
MOZLOAD("mozsqlite3");
MOZLOAD("nssutil3");
MOZLOAD("nss3");
MOZLOAD("ssl3");
MOZLOAD("smime3");
xul_handle = MOZLOAD("xul");
MOZLOAD("xpcom");
MOZLOAD("nssckbi");
MOZLOAD("freebl3");
MOZLOAD("softokn3");
#undef MOZLOAD
close(zip_fd);
#ifdef MOZ_CRASHREPORTER
free(file_ids);
file_ids = NULL;
#endif
if (!xul_handle)
__android_log_print(ANDROID_LOG_ERROR, "GeckoLibLoad", "Couldn't get a handle to libxul!");
#define GETFUNC(name) f_ ## name = (name ## _t) __wrap_dlsym(xul_handle, "Java_org_mozilla_gecko_GeckoAppShell_" #name)
GETFUNC(nativeInit);
GETFUNC(nativeRun);
GETFUNC(notifyGeckoOfEvent);
GETFUNC(processNextNativeEvent);
GETFUNC(setSurfaceView);
GETFUNC(setSoftwareLayerClient);
GETFUNC(onResume);
GETFUNC(onLowMemory);
GETFUNC(callObserver);
GETFUNC(removeObserver);
GETFUNC(onChangeNetworkLinkStatus);
GETFUNC(reportJavaCrash);
GETFUNC(executeNextRunnable);
GETFUNC(cameraCallbackBridge);
GETFUNC(notifyUriVisited);
GETFUNC(notifyBatteryChange);
GETFUNC(canCreateFixupURI);
GETFUNC(notifySmsReceived);
#undef GETFUNC
sStartupTimeline = (uint64_t *)__wrap_dlsym(xul_handle, "_ZN7mozilla15StartupTimeline16sStartupTimelineE");
gettimeofday(&t1, 0);
struct rusage usage2;
getrusage(RUSAGE_THREAD, &usage2);
__android_log_print(ANDROID_LOG_ERROR, "GeckoLibLoad", "Loaded libs in %dms total, %dms user, %dms system, %d faults",
(t1.tv_sec - t0.tv_sec)*1000 + (t1.tv_usec - t0.tv_usec)/1000,
(usage2.ru_utime.tv_sec - usage1.ru_utime.tv_sec)*1000 + (usage2.ru_utime.tv_usec - usage1.ru_utime.tv_usec)/1000,
(usage2.ru_stime.tv_sec - usage1.ru_stime.tv_sec)*1000 + (usage2.ru_stime.tv_usec - usage1.ru_stime.tv_usec)/1000,
usage2.ru_majflt-usage1.ru_majflt);
StartupTimeline_Record(LINKER_INITIALIZED, &t0);
StartupTimeline_Record(LIBRARIES_LOADED, &t1);
}
