You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
79 lines
2.3 KiB
79 lines
2.3 KiB
7 months ago
|
/*
|
||
|
|
* Copyright 2018 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.
|
||
|
|
*/
|
||
|
|
|
||
|
|
#ifndef ANDROID_INCLUDE_BT_HEARING_AID_H
|
||
|
|
#define ANDROID_INCLUDE_BT_HEARING_AID_H
|
||
|
|
|
||
|
|
#include <hardware/bluetooth.h>
|
||
|
|
|
||
|
|
namespace bluetooth {
|
||
|
|
namespace hearing_aid {
|
||
|
|
|
||
|
|
enum class ConnectionState {
|
||
|
|
DISCONNECTED = 0,
|
||
|
|
CONNECTING,
|
||
|
|
CONNECTED,
|
||
|
|
DISCONNECTING
|
||
|
|
};
|
||
|
|
|
||
|
|
class HearingAidCallbacks {
|
||
|
|
public:
|
||
|
|
virtual ~HearingAidCallbacks() = default;
|
||
|
|
|
||
|
|
/** Callback for profile connection state change */
|
||
|
|
virtual void OnConnectionState(ConnectionState state,
|
||
|
|
const RawAddress& address) = 0;
|
||
|
|
|
||
|
|
/** Callback for device being available. Is executed when devices are loaded
|
||
|
|
* from storage on stack bringup, and when new device is connected to profile.
|
||
|
|
* Main purpose of this callback is to keep its users informed of device
|
||
|
|
* capabilities and hiSyncId.
|
||
|
|
*/
|
||
|
|
virtual void OnDeviceAvailable(uint8_t capabilities, uint64_t hiSyncId,
|
||
|
|
const RawAddress& address) = 0;
|
||
|
|
};
|
||
|
|
|
||
|
|
class HearingAidInterface {
|
||
|
|
public:
|
||
|
|
virtual ~HearingAidInterface() = default;
|
||
|
|
|
||
|
|
/** Register the Hearing Aid callbacks */
|
||
|
|
virtual void Init(HearingAidCallbacks* callbacks) = 0;
|
||
|
|
|
||
|
|
/** Connect to Hearing Aid */
|
||
|
|
virtual void Connect(const RawAddress& address) = 0;
|
||
|
|
|
||
|
|
/** Disconnect from Hearing Aid */
|
||
|
|
virtual void Disconnect(const RawAddress& address) = 0;
|
||
|
|
|
||
|
|
/** Add a hearing aid device to acceptlist */
|
||
|
|
virtual void AddToAcceptlist(const RawAddress& address) = 0;
|
||
|
|
|
||
|
|
/** Set the volume */
|
||
|
|
virtual void SetVolume(int8_t volume) = 0;
|
||
|
|
|
||
|
|
/** Closes the interface. */
|
||
|
|
virtual void Cleanup(void) = 0;
|
||
|
|
|
||
|
|
/* Called when Hearing Aid is unbonded. */
|
||
|
|
virtual void RemoveDevice(const RawAddress& address) = 0;
|
||
|
|
};
|
||
|
|
|
||
|
|
} // namespace hearing_aid
|
||
|
|
} // namespace bluetooth
|
||
|
|
|
||
|
|
#endif /* ANDROID_INCLUDE_BT_HEARING_AID_H */
|