Ben Murdoch | 7dbb3d5 | 2013-07-17 14:55:54 +0100 | [diff] [blame] | 1 | // Copyright 2013 The Chromium Authors. All rights reserved. |
| 2 | // Use of this source code is governed by a BSD-style license that can be |
| 3 | // found in the LICENSE file. |
| 4 | |
Ben Murdoch | bbcdd45 | 2013-07-25 10:06:34 +0100 | [diff] [blame] | 5 | #include "remoting/client/jni/chromoting_jni_runtime.h" |
Ben Murdoch | 7dbb3d5 | 2013-07-17 14:55:54 +0100 | [diff] [blame] | 6 | |
| 7 | #include "base/android/base_jni_registrar.h" |
| 8 | #include "base/android/jni_android.h" |
| 9 | #include "base/memory/singleton.h" |
Ben Murdoch | 9ab5563 | 2013-07-18 11:57:30 +0100 | [diff] [blame] | 10 | #include "media/base/yuv_convert.h" |
Ben Murdoch | 7dbb3d5 | 2013-07-17 14:55:54 +0100 | [diff] [blame] | 11 | #include "net/android/net_jni_registrar.h" |
| 12 | #include "remoting/base/url_request_context.h" |
Ben Murdoch | 7dbb3d5 | 2013-07-17 14:55:54 +0100 | [diff] [blame] | 13 | |
Ben Murdoch | 7dbb3d5 | 2013-07-17 14:55:54 +0100 | [diff] [blame] | 14 | // Class and package name of the Java class supporting the methods we call. |
Torne (Richard Coles) | a36e592 | 2013-08-05 13:57:33 +0100 | [diff] [blame] | 15 | const char* const kJavaClass = "org/chromium/chromoting/jni/JniInterface"; |
Ben Murdoch | 7dbb3d5 | 2013-07-17 14:55:54 +0100 | [diff] [blame] | 16 | |
| 17 | namespace remoting { |
| 18 | |
| 19 | // static |
Ben Murdoch | bbcdd45 | 2013-07-25 10:06:34 +0100 | [diff] [blame] | 20 | ChromotingJniRuntime* ChromotingJniRuntime::GetInstance() { |
| 21 | return Singleton<ChromotingJniRuntime>::get(); |
Ben Murdoch | 7dbb3d5 | 2013-07-17 14:55:54 +0100 | [diff] [blame] | 22 | } |
| 23 | |
Ben Murdoch | bbcdd45 | 2013-07-25 10:06:34 +0100 | [diff] [blame] | 24 | ChromotingJniRuntime::ChromotingJniRuntime() { |
Ben Murdoch | 7dbb3d5 | 2013-07-17 14:55:54 +0100 | [diff] [blame] | 25 | // Obtain a reference to the Java environment. (Future calls to this function |
| 26 | // made from the same thread return the same stored reference instead of |
| 27 | // repeating the work of attaching to the JVM.) |
| 28 | JNIEnv* env = base::android::AttachCurrentThread(); |
| 29 | |
| 30 | // The base and networks stacks must be registered with JNI in order to work |
| 31 | // on Android. An AtExitManager cleans this up at process exit. |
| 32 | at_exit_manager_.reset(new base::AtExitManager()); |
| 33 | base::android::RegisterJni(env); |
| 34 | net::android::RegisterJni(env); |
| 35 | |
| 36 | // On Android, the UI thread is managed by Java, so we need to attach and |
| 37 | // start a special type of message loop to allow Chromium code to run tasks. |
| 38 | LOG(INFO) << "Starting main message loop"; |
| 39 | ui_loop_.reset(new base::MessageLoopForUI()); |
| 40 | ui_loop_->Start(); |
| 41 | |
| 42 | LOG(INFO) << "Spawning additional threads"; |
| 43 | // TODO(solb) Stop pretending to control the managed UI thread's lifetime. |
| 44 | ui_task_runner_ = new AutoThreadTaskRunner(ui_loop_->message_loop_proxy(), |
| 45 | base::MessageLoop::QuitClosure()); |
| 46 | network_task_runner_ = AutoThread::CreateWithType("native_net", |
| 47 | ui_task_runner_, |
| 48 | base::MessageLoop::TYPE_IO); |
| 49 | display_task_runner_ = AutoThread::Create("native_disp", |
| 50 | ui_task_runner_); |
| 51 | |
| 52 | url_requester_ = new URLRequestContextGetter(ui_task_runner_, |
| 53 | network_task_runner_); |
| 54 | |
Ben Murdoch | 9ab5563 | 2013-07-18 11:57:30 +0100 | [diff] [blame] | 55 | // Allows later decoding of video frames. |
| 56 | media::InitializeCPUSpecificYUVConversions(); |
| 57 | |
Torne (Richard Coles) | a36e592 | 2013-08-05 13:57:33 +0100 | [diff] [blame] | 58 | class_ = static_cast<jclass>(env->NewGlobalRef(env->FindClass(kJavaClass))); |
Ben Murdoch | 7dbb3d5 | 2013-07-17 14:55:54 +0100 | [diff] [blame] | 59 | } |
| 60 | |
Ben Murdoch | bbcdd45 | 2013-07-25 10:06:34 +0100 | [diff] [blame] | 61 | ChromotingJniRuntime::~ChromotingJniRuntime() { |
Ben Murdoch | 7dbb3d5 | 2013-07-17 14:55:54 +0100 | [diff] [blame] | 62 | // The singleton should only ever be destroyed on the main thread. |
| 63 | DCHECK(ui_task_runner_->BelongsToCurrentThread()); |
| 64 | |
| 65 | // The session must be shut down first, since it depends on our other |
| 66 | // components' still being alive. |
| 67 | DisconnectFromHost(); |
| 68 | |
| 69 | JNIEnv* env = base::android::AttachCurrentThread(); |
| 70 | env->DeleteGlobalRef(class_); |
Torne (Richard Coles) | a36e592 | 2013-08-05 13:57:33 +0100 | [diff] [blame] | 71 | // TODO(solb): Detach all threads from JVM here. |
| 72 | // crbug.com/259594 |
Ben Murdoch | 7dbb3d5 | 2013-07-17 14:55:54 +0100 | [diff] [blame] | 73 | } |
| 74 | |
Ben Murdoch | bbcdd45 | 2013-07-25 10:06:34 +0100 | [diff] [blame] | 75 | void ChromotingJniRuntime::ConnectToHost(const char* username, |
Ben Murdoch | 7dbb3d5 | 2013-07-17 14:55:54 +0100 | [diff] [blame] | 76 | const char* auth_token, |
| 77 | const char* host_jid, |
| 78 | const char* host_id, |
Ben Murdoch | bb1529c | 2013-08-08 10:24:53 +0100 | [diff] [blame^] | 79 | const char* host_pubkey, |
| 80 | const char* pairing_id, |
| 81 | const char* pairing_secret) { |
Ben Murdoch | 7dbb3d5 | 2013-07-17 14:55:54 +0100 | [diff] [blame] | 82 | DCHECK(ui_task_runner_->BelongsToCurrentThread()); |
| 83 | DCHECK(!session_); |
Ben Murdoch | bbcdd45 | 2013-07-25 10:06:34 +0100 | [diff] [blame] | 84 | session_ = new ChromotingJniInstance(this, |
| 85 | username, |
Ben Murdoch | 7dbb3d5 | 2013-07-17 14:55:54 +0100 | [diff] [blame] | 86 | auth_token, |
| 87 | host_jid, |
| 88 | host_id, |
Ben Murdoch | bb1529c | 2013-08-08 10:24:53 +0100 | [diff] [blame^] | 89 | host_pubkey, |
| 90 | pairing_id, |
| 91 | pairing_secret); |
Ben Murdoch | 7dbb3d5 | 2013-07-17 14:55:54 +0100 | [diff] [blame] | 92 | } |
| 93 | |
Ben Murdoch | bbcdd45 | 2013-07-25 10:06:34 +0100 | [diff] [blame] | 94 | void ChromotingJniRuntime::DisconnectFromHost() { |
Ben Murdoch | 7dbb3d5 | 2013-07-17 14:55:54 +0100 | [diff] [blame] | 95 | DCHECK(ui_task_runner_->BelongsToCurrentThread()); |
| 96 | if (session_) { |
| 97 | session_->Cleanup(); |
| 98 | session_ = NULL; |
| 99 | } |
| 100 | } |
| 101 | |
Ben Murdoch | bbcdd45 | 2013-07-25 10:06:34 +0100 | [diff] [blame] | 102 | void ChromotingJniRuntime::ReportConnectionStatus( |
Ben Murdoch | 7dbb3d5 | 2013-07-17 14:55:54 +0100 | [diff] [blame] | 103 | protocol::ConnectionToHost::State state, |
| 104 | protocol::ErrorCode error) { |
| 105 | DCHECK(ui_task_runner_->BelongsToCurrentThread()); |
| 106 | |
| 107 | JNIEnv* env = base::android::AttachCurrentThread(); |
| 108 | env->CallStaticVoidMethod( |
| 109 | class_, |
| 110 | env->GetStaticMethodID(class_, "reportConnectionStatus", "(II)V"), |
| 111 | state, |
| 112 | error); |
| 113 | } |
| 114 | |
Ben Murdoch | bbcdd45 | 2013-07-25 10:06:34 +0100 | [diff] [blame] | 115 | void ChromotingJniRuntime::DisplayAuthenticationPrompt() { |
Ben Murdoch | 7dbb3d5 | 2013-07-17 14:55:54 +0100 | [diff] [blame] | 116 | DCHECK(ui_task_runner_->BelongsToCurrentThread()); |
| 117 | |
| 118 | JNIEnv* env = base::android::AttachCurrentThread(); |
| 119 | env->CallStaticVoidMethod( |
| 120 | class_, |
| 121 | env->GetStaticMethodID(class_, "displayAuthenticationPrompt", "()V")); |
| 122 | } |
| 123 | |
Ben Murdoch | bb1529c | 2013-08-08 10:24:53 +0100 | [diff] [blame^] | 124 | void ChromotingJniRuntime::CommitPairingCredentials(const std::string& host, |
| 125 | const std::string& id, |
| 126 | const std::string& secret) { |
| 127 | DCHECK(ui_task_runner_->BelongsToCurrentThread()); |
| 128 | |
| 129 | JNIEnv* env = base::android::AttachCurrentThread(); |
| 130 | jstring host_jstr = env->NewStringUTF(host.c_str()); |
| 131 | jbyteArray id_arr = env->NewByteArray(id.size()); |
| 132 | env->SetByteArrayRegion(id_arr, 0, id.size(), |
| 133 | reinterpret_cast<const jbyte*>(id.c_str())); |
| 134 | jbyteArray secret_arr = env->NewByteArray(secret.size()); |
| 135 | env->SetByteArrayRegion(secret_arr, 0, secret.size(), |
| 136 | reinterpret_cast<const jbyte*>(secret.c_str())); |
| 137 | |
| 138 | env->CallStaticVoidMethod( |
| 139 | class_, |
| 140 | env->GetStaticMethodID( |
| 141 | class_, |
| 142 | "commitPairingCredentials", |
| 143 | "(Ljava/lang/String;[B[B)V"), |
| 144 | host_jstr, |
| 145 | id_arr, |
| 146 | secret_arr); |
| 147 | |
| 148 | // Because we passed them as arguments, their corresponding Java objects were |
| 149 | // GCd as soon as the managed method returned, so we mustn't release it here. |
| 150 | } |
| 151 | |
Ben Murdoch | bbcdd45 | 2013-07-25 10:06:34 +0100 | [diff] [blame] | 152 | void ChromotingJniRuntime::UpdateImageBuffer(int width, |
| 153 | int height, |
| 154 | jobject buffer) { |
Ben Murdoch | 9ab5563 | 2013-07-18 11:57:30 +0100 | [diff] [blame] | 155 | DCHECK(display_task_runner_->BelongsToCurrentThread()); |
| 156 | |
| 157 | JNIEnv* env = base::android::AttachCurrentThread(); |
| 158 | env->SetStaticIntField( |
| 159 | class_, |
| 160 | env->GetStaticFieldID(class_, "sWidth", "I"), |
| 161 | width); |
| 162 | env->SetStaticIntField( |
| 163 | class_, |
| 164 | env->GetStaticFieldID(class_, "sHeight", "I"), |
| 165 | height); |
| 166 | env->SetStaticObjectField( |
| 167 | class_, |
| 168 | env->GetStaticFieldID(class_, "sBuffer", "Ljava/nio/ByteBuffer;"), |
| 169 | buffer); |
| 170 | } |
| 171 | |
Ben Murdoch | bbcdd45 | 2013-07-25 10:06:34 +0100 | [diff] [blame] | 172 | void ChromotingJniRuntime::RedrawCanvas() { |
Ben Murdoch | 9ab5563 | 2013-07-18 11:57:30 +0100 | [diff] [blame] | 173 | DCHECK(display_task_runner_->BelongsToCurrentThread()); |
| 174 | |
| 175 | JNIEnv* env = base::android::AttachCurrentThread(); |
| 176 | env->CallStaticVoidMethod( |
| 177 | class_, |
| 178 | env->GetStaticMethodID(class_, "redrawGraphicsInternal", "()V")); |
| 179 | } |
| 180 | |
Ben Murdoch | 7dbb3d5 | 2013-07-17 14:55:54 +0100 | [diff] [blame] | 181 | } // namespace remoting |