zephyr/subsys/bluetooth/host/hfp_internal.h

65 lines
2.5 KiB
C

/** @file
* @brief Internal APIs for Bluetooth Handsfree profile handling.
*/
/*
* Copyright (c) 2015-2016 Intel Corporation
*
* SPDX-License-Identifier: Apache-2.0
*/
#define BLUETOOTH_HFP_MAX_MTU 140
#define BLUETOOTH_HF_CLIENT_MAX_PDU BLUETOOTH_HFP_MAX_MTU
/* HFP AG Features */
#define BT_HFP_AG_FEATURE_3WAY_CALL 0x00000001 /* Three-way calling */
#define BT_HFP_AG_FEATURE_ECNR 0x00000002 /* EC and/or NR function */
#define BT_HFP_AG_FEATURE_VOICE_RECG 0x00000004 /* Voice recognition */
#define BT_HFP_AG_INBAND_RING_TONE 0x00000008 /* In-band ring capability */
#define BT_HFP_AG_VOICE_TAG 0x00000010 /* Attach no. to voice tag */
#define BT_HFP_AG_FEATURE_REJECT_CALL 0x00000020 /* Ability to reject call */
#define BT_HFP_AG_FEATURE_ECS 0x00000040 /* Enhanced call status */
#define BT_HFP_AG_FEATURE_ECC 0x00000080 /* Enhanced call control */
#define BT_HFP_AG_FEATURE_EXT_ERR 0x00000100 /* Extented error codes */
#define BT_HFP_AG_FEATURE_CODEC_NEG 0x00000200 /* Codec negotiation */
#define BT_HFP_AG_FEATURE_HF_IND 0x00000400 /* HF Indicators */
#define BT_HFP_AG_FEARTURE_ESCO_S4 0x00000800 /* eSCO S4 Settings */
/* HFP HF Features */
#define BT_HFP_HF_FEATURE_ECNR 0x00000001 /* EC and/or NR */
#define BT_HFP_HF_FEATURE_3WAY_CALL 0x00000002 /* Three-way calling */
#define BT_HFP_HF_FEATURE_CLI 0x00000004 /* CLI presentation */
#define BT_HFP_HF_FEATURE_VOICE_RECG 0x00000008 /* Voice recognition */
#define BT_HFP_HF_FEATURE_VOLUME 0x00000010 /* Remote volume control */
#define BT_HFP_HF_FEATURE_ECS 0x00000020 /* Enhanced call status */
#define BT_HFP_HF_FEATURE_ECC 0x00000040 /* Enhanced call control */
#define BT_HFP_HF_FEATURE_CODEC_NEG 0x00000080 /* CODEC Negotiation */
#define BT_HFP_HF_FEATURE_HF_IND 0x00000100 /* HF Indicators */
#define BT_HFP_HF_FEATURE_ESCO_S4 0x00000200 /* eSCO S4 Settings */
/* HFP HF Supported features */
#define BT_HFP_HF_SUPPORTED_FEATURES (BT_HFP_HF_FEATURE_CLI | \
BT_HFP_HF_FEATURE_VOLUME)
#define HF_MAX_BUF_LEN BLUETOOTH_HF_CLIENT_MAX_PDU
#define HF_MAX_AG_INDICATORS 20
struct bt_hfp_hf {
struct bt_rfcomm_dlc rfcomm_dlc;
char hf_buffer[HF_MAX_BUF_LEN];
struct at_client at;
uint32_t hf_features;
uint32_t ag_features;
int8_t ind_table[HF_MAX_AG_INDICATORS];
};
enum hfp_hf_ag_indicators {
HF_SERVICE_IND,
HF_CALL_IND,
HF_CALL_SETUP_IND,
HF_CALL_HELD_IND,
HF_SINGNAL_IND,
HF_ROAM_IND,
HF_BATTERY_IND
};