bts_hfp_hf.h

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/*
 * Copyright (c) HiSilicon (Shanghai) Technologies Co., Ltd. 2022. All rights reserved.
 * Description: BT HFP HF module.
 */
 
#ifndef BTS_HFP_HF_H
#define BTS_HFP_HF_H
 
#include <stdbool.h>
#include "bts_def.h"
 
#ifdef __cplusplus
extern "C" {
#endif
 
#define HFP_HF_MAX_VOLUME 15
 
typedef enum {
    HFP_HF_ACCEPT_CALL_ACTION_NONE = 0x00,  
    HFP_HF_ACCEPT_CALL_ACTION_HOLD = 0x01,  
    HFP_HF_ACCEPT_CALL_ACTION_FINISH = 0x02 
} hfp_hf_accept_call_action_type_t;
 
typedef enum {
    HFP_HF_CALL_STATE_ACTIVE = 0, 
    HFP_HF_CALL_STATE_HELD,       
    HFP_HF_CALL_STATE_DIALING,    
    HFP_HF_CALL_STATE_ALERTING,   
    HFP_HF_CALL_STATE_INCOMING,   
    HFP_HF_CALL_STATE_WAITING,    
    HFP_HF_CALL_STATE_RESPONSE_HELD, 
    HFP_HF_CALL_STATE_FINISHED       
} hfp_hf_call_state_t;
 
typedef struct {
    bd_addr_t bd_addr;        
    int id;                   
    int state;                
    char *number;             
    unsigned char number_len; 
    bt_uuid_t uuid;           
    bool multi_party;         
    bool outgoing;            
    bool in_band_ring;        
    long creation_time;       
} hfp_hf_calls_info_t;
 
typedef enum {
    HFP_HF_CODEC_ID_CVSD = 0x01, 
    HFP_HF_CODEC_ID_MSBC,        
} hfp_hf_codec_id_t;
 
typedef void (*hfp_hf_conn_state_changed_callback)(const bd_addr_t *bd_addr, profile_connect_state_t state);
 
typedef void (*hfp_hf_sco_conn_state_changed_callback)(const bd_addr_t *bd_addr, hfp_sco_connect_state_t state);
 
typedef void (*hfp_hf_battery_level_changed_callback)(const bd_addr_t *bd_addr, int battery_level);
 
typedef void (*hfp_hf_signal_strength_changed_callback)(const bd_addr_t *bd_addr, int signal_strength);
 
typedef void (*hfp_hf_registration_status_changed_callback)(const bd_addr_t *bd_addr, int status);
 
typedef void (*hfp_hf_roaming_status_changed_callback)(const bd_addr_t *bd_addr, int status);
 
typedef void (*hfp_hf_operator_selection_callback)(const bd_addr_t *bd_addr, unsigned char *name, unsigned int len);
 
typedef void (*hfp_hf_subscriber_number_callback)(const bd_addr_t *bd_addr, unsigned char *number, unsigned int len);
 
typedef void (*hfp_hf_voice_recognition_status_changed_callback)(const bd_addr_t *bd_addr, int status);
 
typedef void (*hfp_hf_in_band_ring_tone_changed_callback)(const bd_addr_t *bd_addr, int status);
 
typedef void (*hfp_hf_volume_changed_callback)(const bd_addr_t *bd_addr, hfp_volume_type_t type, unsigned char volume);
 
typedef void (*hfp_hf_call_changed_callback)(const bd_addr_t *bd_addr, const hfp_hf_calls_info_t *call);
 
typedef void (*hfp_hf_dial_error_code_callback)(const bd_addr_t *bd_addr, int code);
 
typedef void (*hfp_hf_codec_changed_callback)(const bd_addr_t *bd_addr, int codec);
 
typedef struct {
    hfp_hf_conn_state_changed_callback conn_state_changed_cb;
    hfp_hf_sco_conn_state_changed_callback sco_conn_state_changed_cb;
    hfp_hf_battery_level_changed_callback battery_level_changed_cb;
    hfp_hf_signal_strength_changed_callback signal_strength_changed_cb;
    hfp_hf_registration_status_changed_callback registration_status_changed_cb;
    hfp_hf_roaming_status_changed_callback roaming_status_changed_cb;
    hfp_hf_operator_selection_callback operator_selection_cb;
    hfp_hf_subscriber_number_callback subscriber_number_cb;
    hfp_hf_voice_recognition_status_changed_callback voice_recognition_status_changed_cb;
    hfp_hf_in_band_ring_tone_changed_callback in_band_ring_tone_changed_cb;
    hfp_hf_volume_changed_callback volume_changed_cb;
    hfp_hf_call_changed_callback call_changed_cb;
    hfp_hf_dial_error_code_callback dial_error_code_cb;
    hfp_hf_codec_changed_callback codec_changed_cb;
} hfp_hf_callbacks_t;
 
int hfp_hf_connect(const bd_addr_t *bd_addr);
 
int hfp_hf_disconnect(const bd_addr_t *bd_addr);
 
int hfp_hf_connect_sco(const bd_addr_t *bd_addr);
 
int hfp_hf_disconnect_sco(const bd_addr_t *bd_addr);
 
int hfp_hf_get_device_connect_state(const bd_addr_t *bd_addr);
 
int hfp_hf_get_sco_connect_state(const bd_addr_t *bd_addr);
 
int hfp_hf_send_dtmf_tone(const bd_addr_t *bd_addr, unsigned char code);
 
int hfp_hf_open_voice_recognition(const bd_addr_t *bd_addr);
 
int hfp_hf_close_voice_recognition(const bd_addr_t *bd_addr);
 
int hfp_hf_accept_incoming_call(const bd_addr_t *bd_addr, hfp_hf_accept_call_action_type_t action_type);
 
int hfp_hf_hold_active_call(const bd_addr_t *bd_addr);
 
int hfp_hf_reject_incoming_call(const bd_addr_t *bd_addr);
 
int hfp_hf_finish_call(const bd_addr_t *bd_addr);
 
int hfp_hf_start_dial(const bd_addr_t *bd_addr, const unsigned char *number, unsigned char len);
 
int hfp_hf_set_volume(const bd_addr_t *bd_addr, hfp_volume_type_t type, unsigned char volume);
 
int hfp_hf_register_callbacks(hfp_hf_callbacks_t *func);
 
#ifdef __cplusplus
}
#endif
 
#endif /* end of bts_hfp.h */