xbmc/platform/android/activity/android_main.cpp

   1 /*
   2  *  Copyright (C) 2012-2018 Team Kodi
   3  *  This file is part of Kodi - https://kodi.tv
   4  *
   5  *  SPDX-License-Identifier: GPL-2.0-or-later
   6  *  See LICENSES/README.md for more information.
   7  */
   8
   9 #include "EventLoop.h"
  10 #include "XBMCApp.h"
  11
  12 #include "platform/android/activity/JNIMainActivity.h"
  13 #include "platform/android/activity/JNIXBMCAudioManagerOnAudioFocusChangeListener.h"
  14 #include "platform/android/activity/JNIXBMCBroadcastReceiver.h"
  15 #include "platform/android/activity/JNIXBMCConnectivityManagerNetworkCallback.h"
  16 #include "platform/android/activity/JNIXBMCDisplayManagerDisplayListener.h"
  17 #include "platform/android/activity/JNIXBMCFile.h"
  18 #include "platform/android/activity/JNIXBMCJsonHandler.h"
  19 #include "platform/android/activity/JNIXBMCMainView.h"
  20 #include "platform/android/activity/JNIXBMCMediaSession.h"
  21 #include "platform/android/activity/JNIXBMCNsdManagerDiscoveryListener.h"
  22 #include "platform/android/activity/JNIXBMCNsdManagerRegistrationListener.h"
  23 #include "platform/android/activity/JNIXBMCNsdManagerResolveListener.h"
  24 #include "platform/android/activity/JNIXBMCSpeechRecognitionListener.h"
  25 #include "platform/android/activity/JNIXBMCSurfaceTextureOnFrameAvailableListener.h"
  26 #include "platform/android/activity/JNIXBMCTextureCache.h"
  27 #include "platform/android/activity/JNIXBMCURIUtils.h"
  28 #include "platform/android/activity/JNIXBMCVideoView.h"
  29
  30 #include <stdint.h>
  31 #include <stdio.h>
  32 #include <thread>
  33
  34 #include <unistd.h>
  35
  36 using namespace jni;
  37
  38 namespace
  39 {
  40
  41 class LogRedirector
  42 {
  43   // redirect stdout / stderr to logcat
  44   // based on https://codelab.wordpress.com/2014/11/03/how-to-use-standard-output-streams-for-logging-in-android-apps/
  45
  46 public:
  47   LogRedirector()
  48   {
  49     // make stdout line-buffered and stderr unbuffered
  50     setvbuf(stdout, 0, _IOLBF, 0);
  51     setvbuf(stderr, 0, _IONBF, 0);
  52
  53     // spawn the logging thread
  54     std::thread thread(&LogRedirector::Run);
  55     thread.detach();
  56   }
  57
  58 private:
  59   static void Run()
  60   {
  61     // create a pipe and redirect stdout and stderr
  62     int pfds[2];
  63     pipe(pfds);
  64     dup2(pfds[1], STDOUT_FILENO);
  65     dup2(pfds[1], STDERR_FILENO);
  66
  67     ssize_t rdsz;
  68     char buf[128];
  69     while ((rdsz = read(pfds[0], buf, sizeof(buf) - 1)) > 0)
  70     {
  71       if (buf[rdsz - 1] == '\n')
  72         --rdsz;
  73
  74       buf[rdsz] = 0; // add null-terminator
  75       __android_log_write(ANDROID_LOG_DEBUG, "Kodi", buf);
  76     }
  77   }
  78 };
  79
  80 LogRedirector g_LogRedirector;
  81
  82 } // namespace
  83
  84 extern void android_main(struct android_app* state)
  85 {
  86   {
  87     CEventLoop eventLoop(state);
  88     IInputHandler inputHandler;
  89     CXBMCApp& theApp = CXBMCApp::Create(state->activity, inputHandler);
  90     if (theApp.isValid())
  91     {
  92       eventLoop.run(theApp, inputHandler);
  93       theApp.Quit();
  94     }
  95     else
  96       CXBMCApp::android_printf("android_main: setup failed");
  97
  98     CXBMCApp::android_printf("android_main: Exiting");
  99
 100     CXBMCApp::Destroy();
 101   }
 102   // We need to call exit() so that all loaded libraries are properly unloaded
 103   // otherwise on the next start of the Activity android will simply re-use
 104   // those loaded libs in the state they were in when we quit Kodi last time
 105   // which will lead to crashes because of global/static classes that haven't
 106   // been properly uninitialized
 107   exit(0);
 108 }
 109
 110 extern "C" JNIEXPORT jint JNI_OnLoad(JavaVM *vm, void *reserved)
 111 {
 112   jint version = JNI_VERSION_1_6;
 113   JNIEnv* env;
 114   if (vm->GetEnv(reinterpret_cast<void**>(&env), version) != JNI_OK)
 115     return -1;
 116
 117   CJNIMainActivity::RegisterNatives(env);
 118   CJNIXBMCAudioManagerOnAudioFocusChangeListener::RegisterNatives(env);
 119   CJNIXBMCBroadcastReceiver::RegisterNatives(env);
 120   CJNIXBMCConnectivityManagerNetworkCallback::RegisterNatives(env);
 121   CJNIXBMCDisplayManagerDisplayListener::RegisterNatives(env);
 122   CJNIXBMCFile::RegisterNatives(env);
 123   CJNIXBMCJsonHandler::RegisterNatives(env);
 124   CJNIXBMCMainView::RegisterNatives(env);
 125   CJNIXBMCMediaSession::RegisterNatives(env);
 126   CJNIXBMCNsdManagerDiscoveryListener::RegisterNatives(env);
 127   CJNIXBMCNsdManagerRegistrationListener::RegisterNatives(env);
 128   CJNIXBMCNsdManagerResolveListener::RegisterNatives(env);
 129   CJNIXBMCSpeechRecognitionListener::RegisterNatives(env);
 130   CJNIXBMCSurfaceTextureOnFrameAvailableListener::RegisterNatives(env);
 131   CJNIXBMCTextureCache::RegisterNatives(env);
 132   CJNIXBMCURIUtils::RegisterNatives(env);
 133   CJNIXBMCVideoView::RegisterNatives(env);
 134
 135   return version;
 136 }