Add Bluetooth Audio default AIDL implementation
Test: manual
Bug: 203490261
Change-Id: I39224ecdd18b9eb0626d6188442a33ef65820673
diff --git a/bluetooth/audio/aidl/default/LeAudioOffloadAudioProvider.cpp b/bluetooth/audio/aidl/default/LeAudioOffloadAudioProvider.cpp
new file mode 100644
index 0000000..4078783
--- /dev/null
+++ b/bluetooth/audio/aidl/default/LeAudioOffloadAudioProvider.cpp
@@ -0,0 +1,83 @@
+/*
+ * Copyright (C) 2022 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#define LOG_TAG "BTAudioProviderLeAudioSW"
+
+#include "LeAudioOffloadAudioProvider.h"
+
+#include <BluetoothAudioCodecs.h>
+#include <BluetoothAudioSessionReport.h>
+#include <android-base/logging.h>
+
+namespace aidl {
+namespace android {
+namespace hardware {
+namespace bluetooth {
+namespace audio {
+
+LeAudioOffloadOutputAudioProvider::LeAudioOffloadOutputAudioProvider()
+ : LeAudioOffloadAudioProvider() {
+ session_type_ = SessionType::LE_AUDIO_HARDWARE_OFFLOAD_ENCODING_DATAPATH;
+}
+
+LeAudioOffloadInputAudioProvider::LeAudioOffloadInputAudioProvider()
+ : LeAudioOffloadAudioProvider() {
+ session_type_ = SessionType::LE_AUDIO_HARDWARE_OFFLOAD_DECODING_DATAPATH;
+}
+
+LeAudioOffloadAudioProvider::LeAudioOffloadAudioProvider()
+ : BluetoothAudioProvider() {}
+
+bool LeAudioOffloadAudioProvider::isValid(const SessionType& sessionType) {
+ return (sessionType == session_type_);
+}
+
+ndk::ScopedAStatus LeAudioOffloadAudioProvider::startSession(
+ const std::shared_ptr<IBluetoothAudioPort>& host_if,
+ const AudioConfiguration& audio_config, DataMQDesc* _aidl_return) {
+ if (audio_config.getTag() != AudioConfiguration::leAudioConfig) {
+ LOG(WARNING) << __func__ << " - Invalid Audio Configuration="
+ << audio_config.toString();
+ *_aidl_return = DataMQDesc();
+ return ndk::ScopedAStatus::fromExceptionCode(EX_ILLEGAL_ARGUMENT);
+ }
+ const auto& le_audio_config =
+ audio_config.get<AudioConfiguration::leAudioConfig>();
+ if (!BluetoothAudioCodecs::IsOffloadLeAudioConfigurationValid(
+ session_type_, le_audio_config)) {
+ LOG(WARNING) << __func__ << " - Unsupported LC3 Offloaded Configuration="
+ << le_audio_config.toString();
+ *_aidl_return = DataMQDesc();
+ return ndk::ScopedAStatus::fromExceptionCode(EX_ILLEGAL_ARGUMENT);
+ }
+
+ return BluetoothAudioProvider::startSession(host_if, audio_config,
+ _aidl_return);
+}
+
+ndk::ScopedAStatus LeAudioOffloadAudioProvider::onSessionReady(
+ DataMQDesc* _aidl_return) {
+ BluetoothAudioSessionReport::OnSessionStarted(session_type_, stack_iface_,
+ nullptr, *audio_config_);
+ *_aidl_return = DataMQDesc();
+ return ndk::ScopedAStatus::ok();
+}
+
+} // namespace audio
+} // namespace bluetooth
+} // namespace hardware
+} // namespace android
+} // namespace aidl
\ No newline at end of file