diff options
Diffstat (limited to 'bluetooth/audio/aidl/default/BluetoothAudioProvider.cpp')
| -rw-r--r-- | bluetooth/audio/aidl/default/BluetoothAudioProvider.cpp | 138 |
1 files changed, 138 insertions, 0 deletions
diff --git a/bluetooth/audio/aidl/default/BluetoothAudioProvider.cpp b/bluetooth/audio/aidl/default/BluetoothAudioProvider.cpp new file mode 100644 index 0000000000..c2ffa2efa2 --- /dev/null +++ b/bluetooth/audio/aidl/default/BluetoothAudioProvider.cpp @@ -0,0 +1,138 @@ +/* + * 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 "BTAudioProviderStub" + +#include "BluetoothAudioProvider.h" + +#include <BluetoothAudioSessionReport.h> +#include <android-base/logging.h> + +namespace aidl { +namespace android { +namespace hardware { +namespace bluetooth { +namespace audio { + +BluetoothAudioProvider::BluetoothAudioProvider() { + death_recipient_ = ::ndk::ScopedAIBinder_DeathRecipient( + AIBinder_DeathRecipient_new(binderDiedCallbackAidl)); +} + +ndk::ScopedAStatus BluetoothAudioProvider::startSession( + const std::shared_ptr<IBluetoothAudioPort>& host_if, + const AudioConfiguration& audio_config, DataMQDesc* _aidl_return) { + if (host_if == nullptr) { + *_aidl_return = DataMQDesc(); + return ndk::ScopedAStatus::fromExceptionCode(EX_ILLEGAL_ARGUMENT); + } + audio_config_ = std::make_unique<AudioConfiguration>(audio_config); + stack_iface_ = host_if; + + AIBinder_linkToDeath(stack_iface_->asBinder().get(), death_recipient_.get(), + this); + + onSessionReady(_aidl_return); + return ndk::ScopedAStatus::ok(); +} + +ndk::ScopedAStatus BluetoothAudioProvider::endSession() { + LOG(INFO) << __func__ << " - SessionType=" << toString(session_type_); + + if (stack_iface_ != nullptr) { + BluetoothAudioSessionReport::OnSessionEnded(session_type_); + + AIBinder_unlinkToDeath(stack_iface_->asBinder().get(), + death_recipient_.get(), this); + } else { + LOG(INFO) << __func__ << " - SessionType=" << toString(session_type_) + << " has NO session"; + } + + stack_iface_ = nullptr; + audio_config_ = nullptr; + + return ndk::ScopedAStatus::ok(); +} + +ndk::ScopedAStatus BluetoothAudioProvider::streamStarted( + BluetoothAudioStatus status) { + LOG(INFO) << __func__ << " - SessionType=" << toString(session_type_) + << ", status=" << toString(status); + + if (stack_iface_ != nullptr) { + BluetoothAudioSessionReport::ReportControlStatus(session_type_, true, + status); + } else { + LOG(WARNING) << __func__ << " - SessionType=" << toString(session_type_) + << ", status=" << toString(status) << " has NO session"; + } + + return ndk::ScopedAStatus::ok(); +} + +ndk::ScopedAStatus BluetoothAudioProvider::streamSuspended( + BluetoothAudioStatus status) { + LOG(INFO) << __func__ << " - SessionType=" << toString(session_type_) + << ", status=" << toString(status); + + if (stack_iface_ != nullptr) { + BluetoothAudioSessionReport::ReportControlStatus(session_type_, false, + status); + } else { + LOG(WARNING) << __func__ << " - SessionType=" << toString(session_type_) + << ", status=" << toString(status) << " has NO session"; + } + return ndk::ScopedAStatus::ok(); +} + +ndk::ScopedAStatus BluetoothAudioProvider::updateAudioConfiguration( + const AudioConfiguration& audio_config) { + LOG(INFO) << __func__ << " - SessionType=" << toString(session_type_); + + if (stack_iface_ == nullptr || audio_config_ == nullptr) { + LOG(INFO) << __func__ << " - SessionType=" << toString(session_type_) + << " has NO session"; + return ndk::ScopedAStatus::fromExceptionCode(EX_ILLEGAL_ARGUMENT); + } + + if (audio_config.getTag() != audio_config_->getTag()) { + LOG(INFO) << __func__ << " - SessionType=" << toString(session_type_) + << " audio config type is not match"; + return ndk::ScopedAStatus::fromExceptionCode(EX_ILLEGAL_ARGUMENT); + } + + audio_config_ = std::make_unique<AudioConfiguration>(audio_config); + BluetoothAudioSessionReport::ReportAudioConfigChanged(session_type_, + *audio_config_); + return ndk::ScopedAStatus::ok(); +} + +void BluetoothAudioProvider::binderDiedCallbackAidl(void* ptr) { + LOG(ERROR) << __func__ << " - BluetoothAudio Service died"; + auto provider = static_cast<BluetoothAudioProvider*>(ptr); + if (provider == nullptr) { + LOG(ERROR) << __func__ << ": Null AudioProvider HAL died"; + return; + } + provider->endSession(); +} + +} // namespace audio +} // namespace bluetooth +} // namespace hardware +} // namespace android +} // namespace aidl
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