HFP Defines

API Reference

Header File

components/bt/host/bluedroid/api/include/api/esp_hf_defs.h
This header file can be included with:
#include "esp_hf_defs.h"
This header file is a part of the API provided by the bt component. To declare that your component depends on bt, add the following to your CMakeLists.txt:
REQUIRES bt
or
PRIV_REQUIRES bt

Enumerations

enum esp_hf_in_band_ring_state_t

in-band ring tone state

Values:

enumerator ESP_HF_IN_BAND_RINGTONE_NOT_PROVIDED

enumerator ESP_HF_IN_BAND_RINGTONE_PROVIDED

enum esp_hf_vr_state_t

voice recognition state

Values:

enumerator ESP_HF_VR_STATE_DISABLED: voice recognition disabled

enumerator ESP_HF_VR_STATE_ENABLED: voice recognition enabled

enum esp_hf_volume_control_target_t

Bluetooth HFP audio volume control target.

Values:

enumerator ESP_HF_VOLUME_CONTROL_TARGET_SPK: speaker

enumerator ESP_HF_VOLUME_CONTROL_TARGET_MIC: microphone

enum esp_hf_audio_state_t

Bluetooth HFP audio connection status.

Values:

enumerator ESP_HF_AUDIO_STATE_DISCONNECTED: audio connection released

enumerator ESP_HF_AUDIO_STATE_CONNECTING: audio connection has been initiated

enumerator ESP_HF_AUDIO_STATE_CONNECTED: audio connection is established

enumerator ESP_HF_AUDIO_STATE_CONNECTED_MSBC: mSBC audio connection is established

enum esp_hf_volume_type_t

Values:

enumerator ESP_HF_VOLUME_TYPE_SPK

enumerator ESP_HF_VOLUME_TYPE_MIC

enum esp_hf_network_state_t

+CIND network service availability status

Values:

enumerator ESP_HF_NETWORK_STATE_NOT_AVAILABLE

enumerator ESP_HF_NETWORK_STATE_AVAILABLE

enum esp_hf_ciev_report_type_t

+CIEV report type

Values:

enumerator ESP_HF_IND_TYPE_CALL: position of call indicator

enumerator ESP_HF_IND_TYPE_CALLSETUP: position of callsetup indicator

enumerator ESP_HF_IND_TYPE_SERVICE: position of service indicator

enumerator ESP_HF_IND_TYPE_SIGNAL: position of signal strength indicator, range: 0-5

enumerator ESP_HF_IND_TYPE_ROAM: position of roaming indicator

enumerator ESP_HF_IND_TYPE_BATTCHG: position of battery charge indicator, range: 0-5

enumerator ESP_HF_IND_TYPE_CALLHELD: position of callheld indicator

enum esp_hf_service_type_t

+CIEV Service type

Values:

enumerator ESP_HF_SERVICE_TYPE_HOME

enumerator ESP_HF_SERVICE_TYPE_ROAMING

enum esp_hf_call_status_t

+CIND call status indicator values

Values:

enumerator ESP_HF_CALL_STATUS_NO_CALLS: no call in progress

enumerator ESP_HF_CALL_STATUS_CALL_IN_PROGRESS: call is present(active or held)

enum esp_hf_call_setup_status_t

+CIND call setup status indicator values

Values:

enumerator ESP_HF_CALL_SETUP_STATUS_IDLE: no call setup in progress

enumerator ESP_HF_CALL_SETUP_STATUS_INCOMING: incoming call setup in progress

enumerator ESP_HF_CALL_SETUP_STATUS_OUTGOING_DIALING: outgoing call setup in dialing state

enumerator ESP_HF_CALL_SETUP_STATUS_OUTGOING_ALERTING: outgoing call setup in alerting state

enum esp_hf_roaming_status_t

+CIND roaming status indicator values

Values:

enumerator ESP_HF_ROAMING_STATUS_INACTIVE: roaming is not active

enumerator ESP_HF_ROAMING_STATUS_ACTIVE: a roaming is active

enum esp_hf_call_held_status_t

+CIND call held indicator values

Values:

enumerator ESP_HF_CALL_HELD_STATUS_NONE: no calls held

enumerator ESP_HF_CALL_HELD_STATUS_HELD_AND_ACTIVE: both active and held call

enumerator ESP_HF_CALL_HELD_STATUS_HELD: call on hold, no active call

enum esp_hf_current_call_status_t

+CLCC status of the call

Values:

enumerator ESP_HF_CURRENT_CALL_STATUS_ACTIVE: active

enumerator ESP_HF_CURRENT_CALL_STATUS_HELD: held

enumerator ESP_HF_CURRENT_CALL_STATUS_DIALING: dialing (outgoing calls only)

enumerator ESP_HF_CURRENT_CALL_STATUS_ALERTING: alerting (outgoing calls only)

enumerator ESP_HF_CURRENT_CALL_STATUS_INCOMING: incoming (incoming calls only)

enumerator ESP_HF_CURRENT_CALL_STATUS_WAITING: waiting (incoming calls only)

enumerator ESP_HF_CURRENT_CALL_STATUS_HELD_BY_RESP_HOLD: call held by response and hold

enum esp_hf_current_call_direction_t

+CLCC direction of the call

Values:

enumerator ESP_HF_CURRENT_CALL_DIRECTION_OUTGOING: outgoing

enumerator ESP_HF_CURRENT_CALL_DIRECTION_INCOMING: incoming

enum esp_hf_current_call_mpty_type_t

+CLCC multi-party call flag

Values:

enumerator ESP_HF_CURRENT_CALL_MPTY_TYPE_SINGLE: not a member of a multi-party call

enumerator ESP_HF_CURRENT_CALL_MPTY_TYPE_MULTI: member of a multi-party call

enum esp_hf_current_call_mode_t

+CLCC call mode

Values:

enumerator ESP_HF_CURRENT_CALL_MODE_VOICE

enumerator ESP_HF_CURRENT_CALL_MODE_DATA

enumerator ESP_HF_CURRENT_CALL_MODE_FAX

enum esp_hf_call_addr_type_t

+CLCC address type

Values:

enumerator ESP_HF_CALL_ADDR_TYPE_UNKNOWN: unkown address type

enumerator ESP_HF_CALL_ADDR_TYPE_INTERNATIONAL: international address

enum esp_hf_subscriber_service_type_t

+CNUM service type of the phone number

Values:

enumerator ESP_HF_SUBSCRIBER_SERVICE_TYPE_UNKNOWN: unknown

enumerator ESP_HF_SUBSCRIBER_SERVICE_TYPE_VOICE: voice service

enumerator ESP_HF_SUBSCRIBER_SERVICE_TYPE_FAX: fax service

enum esp_hf_btrh_status_t

+BTRH response and hold result code

Values:

enumerator ESP_HF_BTRH_STATUS_HELD: incoming call is put on held in AG

enumerator ESP_HF_BTRH_STATUS_ACCEPTED: held incoming call is accepted in AG

enumerator ESP_HF_BTRH_STATUS_REJECTED: held incoming call is rejected in AG

enum esp_hf_btrh_cmd_t

AT+BTRH response and hold action code.

Values:

enumerator ESP_HF_BTRH_CMD_HOLD: put the incoming call on hold

enumerator ESP_HF_BTRH_CMD_ACCEPT: accept a held incoming call

enumerator ESP_HF_BTRH_CMD_REJECT: reject a held incoming call

enum esp_hf_nrec_t

Values:

enumerator ESP_HF_NREC_STOP

enumerator ESP_HF_NREC_START

enum esp_hf_call_waiting_status_t

+CCWA resposne status

Values:

enumerator ESP_HF_CALL_WAITING_INACTIVE

enumerator ESP_HF_CALL_WAITING_ACTIVE

enum esp_hf_wbs_config_t

Values:

enumerator ESP_HF_WBS_NONE

enumerator ESP_HF_WBS_NO

enumerator ESP_HF_WBS_YES

enum esp_hf_connection_state_t

Bluetooth HFP RFCOMM connection and service level connection status.

Values:

enumerator ESP_HF_CONNECTION_STATE_DISCONNECTED: RFCOMM data link channel released

enumerator ESP_HF_CONNECTION_STATE_CONNECTING: connecting remote device on the RFCOMM data link

enumerator ESP_HF_CONNECTION_STATE_CONNECTED: RFCOMM connection established

enumerator ESP_HF_CONNECTION_STATE_SLC_CONNECTED: service level connection established

enumerator ESP_HF_CONNECTION_STATE_DISCONNECTING: disconnecting with remote device on the RFCOMM data link

enum esp_hf_chld_type_t

AT+CHLD command values.

Values:

enumerator ESP_HF_CHLD_TYPE_REL: <0>, Terminate all held or set UDUB("busy") to a waiting call

enumerator ESP_HF_CHLD_TYPE_REL_ACC: <1>, Terminate all active calls and accepts a waiting/held call

enumerator ESP_HF_CHLD_TYPE_HOLD_ACC: <2>, Hold all active calls and accepts a waiting/held call

enumerator ESP_HF_CHLD_TYPE_MERGE: <3>, Add all held calls to a conference

enumerator ESP_HF_CHLD_TYPE_MERGE_DETACH: <4>, connect the two calls and disconnects the subscriber from both calls

enumerator ESP_HF_CHLD_TYPE_REL_X: <1x>, releases specified calls only

enumerator ESP_HF_CHLD_TYPE_PRIV_X: <2x>, request private consultation mode with specified call

enum esp_hf_at_response_code_t

Values:

enumerator ESP_HF_AT_RESPONSE_CODE_OK: acknowledges execution of a command line

enumerator ESP_HF_AT_RESPONSE_CODE_ERR: command not accepted

enumerator ESP_HF_AT_RESPONSE_CODE_NO_CARRIER: connection terminated

enumerator ESP_HF_AT_RESPONSE_CODE_BUSY: busy signal detected

enumerator ESP_HF_AT_RESPONSE_CODE_NO_ANSWER: connection completion timeout

enumerator ESP_HF_AT_RESPONSE_CODE_DELAYED: delayed

enumerator ESP_HF_AT_RESPONSE_CODE_BLACKLISTED: blacklisted

enumerator ESP_HF_AT_RESPONSE_CODE_CME: CME error

enum esp_hf_at_response_t

Values:

enumerator ESP_HF_AT_RESPONSE_ERROR

enumerator ESP_HF_AT_RESPONSE_OK

enum esp_hf_cme_err_t

Extended Audio Gateway Error Result Code Response.

Values:

enumerator ESP_HF_CME_AG_FAILURE: ag failure

enumerator ESP_HF_CME_NO_CONNECTION_TO_PHONE: no connection to phone

enumerator ESP_HF_CME_OPERATION_NOT_ALLOWED: operation not allowed

enumerator ESP_HF_CME_OPERATION_NOT_SUPPORTED: operation not supported

enumerator ESP_HF_CME_PH_SIM_PIN_REQUIRED: PH-SIM PIN Required

enumerator ESP_HF_CME_SIM_NOT_INSERTED: SIM not inserted

enumerator ESP_HF_CME_SIM_PIN_REQUIRED: SIM PIN required

enumerator ESP_HF_CME_SIM_PUK_REQUIRED: SIM PUK required

enumerator ESP_HF_CME_SIM_FAILURE: SIM failure

enumerator ESP_HF_CME_SIM_BUSY: SIM busy

enumerator ESP_HF_CME_INCORRECT_PASSWORD: incorrect password

enumerator ESP_HF_CME_SIM_PIN2_REQUIRED: SIM PIN2 required

enumerator ESP_HF_CME_SIM_PUK2_REQUIRED: SIM PUK2 required

enumerator ESP_HF_CME_MEMORY_FULL: memory full

enumerator ESP_HF_CME_INVALID_INDEX: invalid index

enumerator ESP_HF_CME_MEMORY_FAILURE: memory failure

enumerator ESP_HF_CME_TEXT_STRING_TOO_LONG: test string too long

enumerator ESP_HF_CME_INVALID_CHARACTERS_IN_TEXT_STRING: invalid characters in text string

enumerator ESP_HF_CME_DIAL_STRING_TOO_LONG: dial string too long

enumerator ESP_HF_CME_INVALID_CHARACTERS_IN_DIAL_STRING: invalid characters in dial string

enumerator ESP_HF_CME_NO_NETWORK_SERVICE: no network service

enumerator ESP_HF_CME_NETWORK_TIMEOUT: network timeout

enumerator ESP_HF_CME_NETWORK_NOT_ALLOWED: network not allowed —emergency calls only

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