Hands Free Profile (HFP)¶
API Reference¶
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group
bt_hfp Hands Free Profile (HFP)
Functions
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int
bt_hfp_hf_register(struct bt_hfp_hf_cb *cb)¶ Register HFP HF profile.
Register Handsfree profile callbacks to monitor the state and get the required HFP details to display.
- Parameters
cb – callback structure.
- Returns
0 in case of success or negative value in case of error.
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int
bt_hfp_hf_send_cmd(struct bt_conn *conn, enum bt_hfp_hf_at_cmd cmd)¶ Handsfree client Send AT.
Send specific AT commands to handsfree client profile.
- Parameters
conn – Connection object.
cmd – AT command to be sent.
- Returns
0 in case of success or negative value in case of error.
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struct
bt_hfp_hf_cmd_complete¶ - #include <hfp_hf.h>
HFP HF Command completion field.
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struct
bt_hfp_hf_cb¶ - #include <hfp_hf.h>
HFP profile application callback.
Public Members
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void (*
connected)(struct bt_conn *conn)¶ HF connected callback to application
If this callback is provided it will be called whenever the connection completes.
- Parameters
conn – Connection object.
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void (*
disconnected)(struct bt_conn *conn)¶ HF disconnected callback to application
If this callback is provided it will be called whenever the connection gets disconnected, including when a connection gets rejected or cancelled or any error in SLC establisment.
- Parameters
conn – Connection object.
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void (*
service)(struct bt_conn *conn, uint32_t value)¶ HF indicator Callback
This callback provides service indicator value to the application
- Parameters
conn – Connection object.
value – service indicator value received from the AG.
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void (*
call)(struct bt_conn *conn, uint32_t value)¶ HF indicator Callback
This callback provides call indicator value to the application
- Parameters
conn – Connection object.
value – call indicator value received from the AG.
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void (*
call_setup)(struct bt_conn *conn, uint32_t value)¶ HF indicator Callback
This callback provides call setup indicator value to the application
- Parameters
conn – Connection object.
value – call setup indicator value received from the AG.
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void (*
call_held)(struct bt_conn *conn, uint32_t value)¶ HF indicator Callback
This callback provides call held indicator value to the application
- Parameters
conn – Connection object.
value – call held indicator value received from the AG.
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void (*
signal)(struct bt_conn *conn, uint32_t value)¶ HF indicator Callback
This callback provides signal indicator value to the application
- Parameters
conn – Connection object.
value – signal indicator value received from the AG.
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void (*
roam)(struct bt_conn *conn, uint32_t value)¶ HF indicator Callback
This callback provides roaming indicator value to the application
- Parameters
conn – Connection object.
value – roaming indicator value received from the AG.
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void (*
battery)(struct bt_conn *conn, uint32_t value)¶ HF indicator Callback
This callback battery service indicator value to the application
- Parameters
conn – Connection object.
value – battery indicator value received from the AG.
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void (*
ring_indication)(struct bt_conn *conn)¶ HF incoming call Ring indication callback to application
If this callback is provided it will be called whenever there is an incoming call.
- Parameters
conn – Connection object.
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void (*
cmd_complete_cb)(struct bt_conn *conn, struct bt_hfp_hf_cmd_complete *cmd)¶ HF notify command completed callback to application
The command sent from the application is notified about its status
- Parameters
conn – Connection object.
cmd – structure contains status of the command including cme.
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void (*
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int