1 /*
2  * Copyright (C) 2022 The Android Open Source Project
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  *      http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 
17 #include <android/hardware/bluetooth/audio/2.0/types.h>
18 
19 #include "../session/BluetoothAudioSession.h"
20 
21 namespace aidl {
22 namespace android {
23 namespace hardware {
24 namespace bluetooth {
25 namespace audio {
26 
27 using SessionType_2_0 =
28     ::android::hardware::bluetooth::audio::V2_0::SessionType;
29 using PortStatusCallbacks_2_0 =
30     ::android::bluetooth::audio::PortStatusCallbacks;
31 using AudioConfig_2_0 =
32     ::android::hardware::bluetooth::audio::V2_0::AudioConfiguration;
33 
34 class HidlToAidlMiddleware_2_0 {
35  public:
36   static bool IsAidlAvailable();
37 
38   static bool IsSessionReady(const SessionType_2_0& session_type);
39 
40   static uint16_t RegisterControlResultCback(
41       const SessionType_2_0& session_type,
42       const PortStatusCallbacks_2_0& cbacks);
43 
44   static void UnregisterControlResultCback(const SessionType_2_0& session_type,
45                                            uint16_t cookie);
46 
47   static const AudioConfig_2_0 GetAudioConfig(
48       const SessionType_2_0& session_type);
49 
50   static bool StartStream(const SessionType_2_0& session_type);
51 
52   static void StopStream(const SessionType_2_0& session_type);
53 
54   static bool SuspendStream(const SessionType_2_0& session_type);
55 
56   static bool GetPresentationPosition(const SessionType_2_0& session_type,
57                                       uint64_t* remote_delay_report_ns,
58                                       uint64_t* total_bytes_readed,
59                                       timespec* data_position);
60 
61   static void UpdateTracksMetadata(
62       const SessionType_2_0& session_type,
63       const struct source_metadata* source_metadata);
64 
65   static size_t OutWritePcmData(const SessionType_2_0& session_type,
66                                 const void* buffer, size_t bytes);
67 
68   static size_t InReadPcmData(const SessionType_2_0& session_type, void* buffer,
69                               size_t bytes);
70 };
71 
72 }  // namespace audio
73 }  // namespace bluetooth
74 }  // namespace hardware
75 }  // namespace android
76 }  // namespace aidl
77