From 6ab53e76a3d1f7969c95668aa254987aeb818154 Mon Sep 17 00:00:00 2001
From: Josh Wu <joshwu@google.com>
Date: Wed, 29 Dec 2021 23:53:33 -0800
Subject: Add Bluetooth Audio default AIDL implementation

Test: manual
Bug: 203490261
Change-Id: I39224ecdd18b9eb0626d6188442a33ef65820673
---
 .../aidl/default/A2dpOffloadAudioProvider.cpp      | 71 ++++++++++++++++++++++
 1 file changed, 71 insertions(+)
 create mode 100644 bluetooth/audio/aidl/default/A2dpOffloadAudioProvider.cpp

(limited to 'bluetooth/audio/aidl/default/A2dpOffloadAudioProvider.cpp')

diff --git a/bluetooth/audio/aidl/default/A2dpOffloadAudioProvider.cpp b/bluetooth/audio/aidl/default/A2dpOffloadAudioProvider.cpp
new file mode 100644
index 0000000000..fc8a911145
--- /dev/null
+++ b/bluetooth/audio/aidl/default/A2dpOffloadAudioProvider.cpp
@@ -0,0 +1,71 @@
+/*
+ * 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 "BTAudioProviderA2dpHW"
+
+#include "A2dpOffloadAudioProvider.h"
+
+#include <BluetoothAudioCodecs.h>
+#include <BluetoothAudioSessionReport.h>
+#include <android-base/logging.h>
+
+namespace aidl {
+namespace android {
+namespace hardware {
+namespace bluetooth {
+namespace audio {
+
+A2dpOffloadAudioProvider::A2dpOffloadAudioProvider() {
+  session_type_ = SessionType::A2DP_HARDWARE_OFFLOAD_ENCODING_DATAPATH;
+}
+
+bool A2dpOffloadAudioProvider::isValid(const SessionType& session_type) {
+  return (session_type == session_type_);
+}
+
+ndk::ScopedAStatus A2dpOffloadAudioProvider::startSession(
+    const std::shared_ptr<IBluetoothAudioPort>& host_if,
+    const AudioConfiguration& audio_config, DataMQDesc* _aidl_return) {
+  if (audio_config.getTag() != AudioConfiguration::a2dpConfig) {
+    LOG(WARNING) << __func__ << " - Invalid Audio Configuration="
+                 << audio_config.toString();
+    *_aidl_return = DataMQDesc();
+    return ndk::ScopedAStatus::fromExceptionCode(EX_ILLEGAL_ARGUMENT);
+  }
+  if (!BluetoothAudioCodecs::IsOffloadCodecConfigurationValid(
+          session_type_, audio_config.get<AudioConfiguration::a2dpConfig>())) {
+    LOG(WARNING) << __func__ << " - Invalid Audio Configuration="
+                 << audio_config.toString();
+    *_aidl_return = DataMQDesc();
+    return ndk::ScopedAStatus::fromExceptionCode(EX_ILLEGAL_ARGUMENT);
+  }
+  return BluetoothAudioProvider::startSession(host_if, audio_config,
+                                              _aidl_return);
+}
+
+ndk::ScopedAStatus A2dpOffloadAudioProvider::onSessionReady(
+    DataMQDesc* _aidl_return) {
+  *_aidl_return = DataMQDesc();
+  BluetoothAudioSessionReport::OnSessionStarted(session_type_, stack_iface_,
+                                                nullptr, *audio_config_);
+  return ndk::ScopedAStatus::ok();
+}
+
+}  // namespace audio
+}  // namespace bluetooth
+}  // namespace hardware
+}  // namespace android
+}  // namespace aidl
\ No newline at end of file
-- 
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