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/*
* Copyright 2017 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.
*/
#pragma once
#include <raw_address.h>
#include "bt_hf.h"
namespace bluetooth {
namespace headset {
/**
* Headset related callbacks invoked from from the Bluetooth native stack
* All callbacks are invoked on the JNI thread
*/
class Callbacks {
public:
virtual ~Callbacks() = default;
/**
* Callback for connection state change.
*
* @param state one of the values from bthf_connection_state_t
* @param bd_addr remote device address
*/
virtual void ConnectionStateCallback(bthf_connection_state_t state,
RawAddress* bd_addr) = 0;
/**
* Callback for audio connection state change.
*
* @param state one of the values from bthf_audio_state_t
* @param bd_addr remote device address
*/
virtual void AudioStateCallback(bthf_audio_state_t state,
RawAddress* bd_addr) = 0;
/**
* Callback for VR connection state change.
*
* @param state one of the values from bthf_vr_state_t
* @param bd_addr
*/
virtual void VoiceRecognitionCallback(bthf_vr_state_t state,
RawAddress* bd_addr) = 0;
/**
* Callback for answer incoming call (ATA)
*
* @param bd_addr remote device address
*/
virtual void AnswerCallCallback(RawAddress* bd_addr) = 0;
/**
* Callback for disconnect call (AT+CHUP)
*
* @param bd_addr remote device address
*/
virtual void HangupCallCallback(RawAddress* bd_addr) = 0;
/**
* Callback for disconnect call (AT+CHUP)
*
* @param type denote Speaker/Mic gain bthf_volume_type_t
* @param volume volume value 0 to 15, p69, HFP 1.7.1 spec
* @param bd_addr remote device address
*/
virtual void VolumeControlCallback(bthf_volume_type_t type, int volume,
RawAddress* bd_addr) = 0;
/**
* Callback for dialing an outgoing call
*
* @param number intended phone number, if number is NULL, redial
* @param bd_addr remote device address
*/
virtual void DialCallCallback(char* number, RawAddress* bd_addr) = 0;
/**
* Callback for sending DTMF tones
*
* @param tone contains the dtmf character to be sent
* @param bd_addr remote device address
*/
virtual void DtmfCmdCallback(char tone, RawAddress* bd_addr) = 0;
/**
* Callback for enabling/disabling noise reduction/echo cancellation
*
* @param nrec 1 to enable, 0 to disable
* @param bd_addr remote device address
*/
virtual void NoiseReductionCallback(bthf_nrec_t nrec,
RawAddress* bd_addr) = 0;
/**
* Callback for AT+BCS and event from BAC
*
* @param wbs WBS enable, WBS disable
* @param bd_addr remote device address
*/
virtual void WbsCallback(bthf_wbs_config_t wbs, RawAddress* bd_addr) = 0;
/**
* Callback for call hold handling (AT+CHLD)
*
* @param chld the call hold command (0, 1, 2, 3)
* @param bd_addr remote device address
*/
virtual void AtChldCallback(bthf_chld_type_t chld, RawAddress* bd_addr) = 0;
/**
* Callback for CNUM (subscriber number)
*
* @param bd_addr remote device address
*/
virtual void AtCnumCallback(RawAddress* bd_addr) = 0;
/**
* Callback for indicators (CIND)
*
* @param bd_addr remote device address
*/
virtual void AtCindCallback(RawAddress* bd_addr) = 0;
/**
* Callback for operator selection (COPS)
*
* @param bd_addr remote device address
*/
virtual void AtCopsCallback(RawAddress* bd_addr) = 0;
/**
* Callback for call list (AT+CLCC)
*
* @param bd_addr remote device address
*/
virtual void AtClccCallback(RawAddress* bd_addr) = 0;
/**
* Callback for unknown AT command recd from HF
*
* @param at_string he unparsed AT string
* @param bd_addr remote device address
*/
virtual void UnknownAtCallback(char* at_string, RawAddress* bd_addr) = 0;
/**
* Callback for keypressed (HSP) event.
*
* @param bd_addr remote device address
*/
virtual void KeyPressedCallback(RawAddress* bd_addr) = 0;
/**
* Callback for BIND. Pass the remote HF Indicators supported.
*
* @param at_string unparsed AT command string
* @param bd_addr remote device address
*/
virtual void AtBindCallback(char* at_string, RawAddress* bd_addr) = 0;
/**
* Callback for BIEV. Pass the change in the Remote HF indicator values
*
* @param ind_id HF indicator id
* @param ind_value HF indicator value
* @param bd_addr remote device address
*/
virtual void AtBievCallback(bthf_hf_ind_type_t ind_id, int ind_value,
RawAddress* bd_addr) = 0;
/**
* Callback for BIA. Pass the change in AG indicator activation.
* NOTE: Call, Call Setup and Call Held indicators are mandatory and cannot
* be disabled. Thus, they are not included here.
*
* @param service whether HF should receive network service state update
* @param roam whether HF should receive roaming state update
* @param signal whether HF should receive signal strength update
* @param battery whether HF should receive AG battery level update
* @param bd_addr remote HF device address
*/
virtual void AtBiaCallback(bool service, bool roam, bool signal, bool battery,
RawAddress* bd_addr) = 0;
};
} // namespace headset
} // namespace bluetooth
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