toolkit/xre/nsAndroidStartup.cpp

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*-
   2  * ***** BEGIN LICENSE BLOCK *****
   3  * Version: MPL 1.1/GPL 2.0/LGPL 2.1
   4  *
   5  * The contents of this file are subject to the Mozilla Public License Version
   6  * 1.1 (the "License"); you may not use this file except in compliance with
   7  * the License. You may obtain a copy of the License at
   8  * http://www.mozilla.org/MPL/
   9  *
  10  * Software distributed under the License is distributed on an "AS IS" basis,
  11  * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
  12  * for the specific language governing rights and limitations under the
  13  * License.
  14  *
  15  * The Original Code is Android port code.
  16  *
  17  * The Initial Developer of the Original Code is
  18  *   Mozilla Foundation
  19  * Portions created by the Initial Developer are Copyright (C) 2010
  20  * the Initial Developer. All Rights Reserved.
  21  *
  22  * Contributor(s):
  23  *   Vladimir Vukicevic <vladimir@pobox.com>
  24  *   Michael Wu <mwu@mozilla.com>
  25  *   Brad Lassey <blassey@mozilla.com>
  26  *   Alex Pakhotin <alexp@mozilla.com>
  27  *
  28  * Alternatively, the contents of this file may be used under the terms of
  29  * either the GNU General Public License Version 2 or later (the "GPL"), or
  30  * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
  31  * in which case the provisions of the GPL or the LGPL are applicable instead
  32  * of those above. If you wish to allow use of your version of this file only
  33  * under the terms of either the GPL or the LGPL, and not to allow others to
  34  * use your version of this file under the terms of the MPL, indicate your
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  36  * and other provisions required by the GPL or the LGPL. If you do not delete
  37  * the provisions above, a recipient may use your version of this file under
  38  * the terms of any one of the MPL, the GPL or the LGPL.
  39  *
  40  * ***** END LICENSE BLOCK ***** */
  41
  42 #include <android/log.h>
  43
  44 #include <jni.h>
  45
  46 #include <stdlib.h>
  47 #include <string.h>
  48 #include <pthread.h>
  49
  50 #include "nsTArray.h"
  51 #include "nsString.h"
  52 #include "nsILocalFile.h"
  53 #include "nsAppRunner.h"
  54 #include "AndroidBridge.h"
  55 #include "APKOpen.h"
  56 #include "nsExceptionHandler.h"
  57
  58 #define LOG(args...) __android_log_print(ANDROID_LOG_INFO, MOZ_APP_NAME, args)
  59
  60 static pthread_t gGeckoThread = 0;
  61
  62 struct AutoAttachJavaThread {
  63     AutoAttachJavaThread() {
  64         attached = mozilla_AndroidBridge_SetMainThread((void*)pthread_self());
  65     }
  66     ~AutoAttachJavaThread() {
  67         mozilla_AndroidBridge_SetMainThread(nsnull);
  68         attached = PR_FALSE;
  69     }
  70
  71     PRBool attached;
  72 };
  73
  74 static void*
  75 GeckoStart(void *data)
  76 {
  77 #ifdef MOZ_CRASHREPORTER
  78     const struct mapping_info *info = getLibraryMapping();
  79     while (info->name) {
  80       CrashReporter::AddLibraryMapping(info->name, info->file_id, info->base,
  81                                        info->len, info->offset);
  82       info++;
  83     }
  84 #endif
  85
  86     AutoAttachJavaThread attacher;
  87     if (!attacher.attached)
  88         return 0;
  89
  90     if (!data) {
  91         LOG("Failed to get arguments for GeckoStart\n");
  92         return 0;
  93     }
  94
  95     nsresult rv;
  96     nsCOMPtr<nsILocalFile> appini;
  97     rv = NS_NewLocalFile(NS_LITERAL_STRING("/data/data/" ANDROID_PACKAGE_NAME "/application.ini"),
  98                          PR_FALSE,
  99                          getter_AddRefs(appini));
 100     if (NS_FAILED(rv)) {
 101         LOG("Failed to create nsILocalFile for appdata\n");
 102         return 0;
 103     }
 104
 105     nsXREAppData *appData;
 106     rv = XRE_CreateAppData(appini, &appData);
 107     if (NS_FAILED(rv)) {
 108         LOG("Failed to load application.ini from /data/data/" ANDROID_PACKAGE_NAME "/application.ini\n");
 109         return 0;
 110     }
 111
 112     nsCOMPtr<nsILocalFile> xreDir;
 113     rv = NS_NewLocalFile(NS_LITERAL_STRING("/data/data/" ANDROID_PACKAGE_NAME),
 114                          PR_FALSE,
 115                          getter_AddRefs(xreDir));
 116     if (NS_FAILED(rv)) {
 117         LOG("Failed to create nsIFile for xreDirectory");
 118         return 0;
 119     }
 120
 121     appData->xreDirectory = xreDir.get();
 122
 123     nsTArray<char *> targs;
 124     char *arg = strtok(static_cast<char *>(data), " ");
 125     while (arg) {
 126         targs.AppendElement(arg);
 127         arg = strtok(NULL, " ");
 128     }
 129     targs.AppendElement(static_cast<char *>(nsnull));
 130
 131     int result = XRE_main(targs.Length() - 1, targs.Elements(), appData);
 132
 133     if (result)
 134         LOG("XRE_main returned %d", result);
 135
 136     XRE_FreeAppData(appData);
 137
 138     mozilla::AndroidBridge::Bridge()->NotifyXreExit();
 139
 140     free(targs[0]);
 141     nsMemory::Free(data);
 142     return 0;
 143 }
 144
 145 extern "C" NS_EXPORT void JNICALL
 146 Java_org_mozilla_gecko_GeckoAppShell_nativeRun(JNIEnv *jenv, jclass jc, jstring jargs)
 147 {
 148     // We need to put Gecko on a even more separate thread, because
 149     // otherwise this JNI method never returns; this leads to problems
 150     // with local references overrunning the local refs table, among
 151     // other things, since GC can't ever run on them.
 152
 153     // Note that we don't have xpcom initialized yet, so we can't use the
 154     // thread manager for this.  Instead, we use pthreads directly.
 155
 156     nsAutoString wargs;
 157     int len = jenv->GetStringLength(jargs);
 158     wargs.SetLength(jenv->GetStringLength(jargs));
 159     jenv->GetStringRegion(jargs, 0, len, wargs.BeginWriting());
 160     char *args = ToNewUTF8String(wargs);
 161
 162     if (pthread_create(&gGeckoThread, NULL, GeckoStart, args) != 0) {
 163         LOG("pthread_create failed!");
 164     }
 165 }
 166