1/*
2 * Copyright (C) 2016 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#pragma once
18
19namespace android {
20
21/**
22 * Interface for input descriptors to implement so dependent audio sessions can query information
23 * about their context
24 */
25class AudioSessionInfoProvider
26{
27public:
28    virtual ~AudioSessionInfoProvider() {};
29
30    virtual audio_config_base_t getConfig() const = 0;
31
32    virtual audio_patch_handle_t getPatchHandle() const = 0;
33
34};
35
36class AudioSessionInfoUpdateListener
37{
38public:
39    virtual ~AudioSessionInfoUpdateListener() {};
40
41    virtual void onSessionInfoUpdate() const = 0;;
42};
43
44} // namespace android
45