conn.h File Reference

Bluetooth connection handling. More...

#include <stdbool.h>
#include <stdint.h>
#include <zephyr/bluetooth/bluetooth.h>
#include <zephyr/bluetooth/hci_types.h>
#include <zephyr/bluetooth/addr.h>
#include <zephyr/bluetooth/gap.h>
#include <zephyr/bluetooth/direction.h>
#include <zephyr/sys/iterable_sections.h>

Go to the source code of this file.

Data Structures
struct	bt_le_conn_param
	Connection parameters for LE connections. More...
struct	bt_conn_le_phy_info
	Connection PHY information for LE connections. More...
struct	bt_conn_le_phy_param
	Preferred PHY parameters for LE connections. More...
struct	bt_conn_le_data_len_info
	Connection data length information for LE connections. More...
struct	bt_conn_le_data_len_param
	Connection data length parameters for LE connections. More...
struct	bt_conn_le_subrate_param
	Connection subrating parameters for LE connections. More...
struct	bt_conn_le_subrating_info
	Subrating information for LE connections. More...
struct	bt_conn_le_subrate_changed
	Updated subrating connection parameters for LE connections. More...
struct	bt_conn_le_cs_capabilities
	Remote channel sounding capabilities for LE connections supporting CS. More...
struct	bt_conn_le_cs_fae_table
	Remote FAE Table for LE connections supporting CS. More...
struct	bt_conn_le_cs_config
	Channel sounding configuration. More...
struct	bt_conn_le_cs_subevent_result
	Subevent data for LE connections supporting CS. More...
struct	bt_conn_le_info
	LE Connection Info Structure. More...
struct	bt_conn_br_info
	BR/EDR Connection Info Structure. More...
struct	bt_security_info
	Security Info Structure. More...
struct	bt_conn_info
	Connection Info Structure. More...
struct	bt_conn_le_remote_info
	LE Connection Remote Info Structure. More...
struct	bt_conn_br_remote_info
	BR/EDR Connection Remote Info structure. More...
struct	bt_conn_remote_info
	Connection Remote Info Structure. More...
struct	bt_conn_le_tx_power
	LE Transmit Power Level Structure. More...
struct	bt_conn_le_tx_power_report
	LE Transmit Power Reporting Structure. More...
struct	bt_conn_le_path_loss_threshold_report
	LE Path Loss Monitoring Threshold Change Report Structure. More...
struct	bt_conn_le_path_loss_reporting_param
	LE Path Loss Monitoring Parameters Structure as defined in Core Spec. More...
struct	bt_conn_le_create_param
struct	bt_conn_le_create_synced_param
struct	bt_conn_le_cs_procedure_enable_complete
struct	bt_conn_cb
	Connection callback structure. More...
struct	bt_conn_oob_info
	Info Structure for OOB pairing. More...
struct	bt_conn_pairing_feat
	Pairing request and pairing response info structure. More...
struct	bt_conn_auth_cb
	Authenticated pairing callback structure. More...
struct	bt_conn_auth_info_cb
	Authenticated pairing information callback structure. More...
struct	bt_br_conn_param
	Connection parameters for BR/EDR connections. More...

Macros
#define	BT_LE_CONN_PARAM_INIT(int_min, int_max, lat, to)
	Initialize connection parameters.
#define	BT_LE_CONN_PARAM(int_min, int_max, lat, to)
	Helper to declare connection parameters inline.
#define	BT_LE_CONN_PARAM_DEFAULT
	Default LE connection parameters: Connection Interval: 30-50 ms Latency: 0 Timeout: 4 s.
#define	BT_CONN_LE_PHY_PARAM_INIT(_pref_tx_phy, _pref_rx_phy)
	Initialize PHY parameters.
#define	BT_CONN_LE_PHY_PARAM(_pref_tx_phy, _pref_rx_phy)
	Helper to declare PHY parameters inline.
#define	BT_CONN_LE_PHY_PARAM_1M
	Only LE 1M PHY.
#define	BT_CONN_LE_PHY_PARAM_2M
	Only LE 2M PHY.
#define	BT_CONN_LE_PHY_PARAM_CODED
	Only LE Coded PHY.
#define	BT_CONN_LE_PHY_PARAM_ALL
	All LE PHYs.
#define	BT_CONN_LE_DATA_LEN_PARAM_INIT(_tx_max_len, _tx_max_time)
	Initialize transmit data length parameters.
#define	BT_CONN_LE_DATA_LEN_PARAM(_tx_max_len, _tx_max_time)
	Helper to declare transmit data length parameters inline.
#define	BT_LE_DATA_LEN_PARAM_DEFAULT
	Default LE data length parameters.
#define	BT_LE_DATA_LEN_PARAM_MAX
	Maximum LE data length parameters.
#define	BT_CONN_INTERVAL_TO_MS(interval)
	Convert connection interval to milliseconds.
#define	BT_CONN_INTERVAL_TO_US(interval)
	Convert connection interval to microseconds.
#define	BT_CONN_LE_CREATE_PARAM_INIT(_options, _interval, _window)
	Initialize create connection parameters.
#define	BT_CONN_LE_CREATE_PARAM(_options, _interval, _window)
	Helper to declare create connection parameters inline.
#define	BT_CONN_LE_CREATE_CONN
	Default LE create connection parameters.
#define	BT_CONN_LE_CREATE_CONN_AUTO
	Default LE create connection using filter accept list parameters.
#define	BT_CONN_CB_DEFINE(_name)
	Register a callback structure for connection events.
#define	BT_PASSKEY_INVALID   0xffffffff
	Special passkey value that can be used to disable a previously set fixed passkey.
#define	BT_BR_CONN_PARAM_INIT(role_switch)
	Initialize BR/EDR connection parameters.
#define	BT_BR_CONN_PARAM(role_switch)
	Helper to declare BR/EDR connection parameters inline.
#define	BT_BR_CONN_PARAM_DEFAULT   BT_BR_CONN_PARAM(true)
	Default BR/EDR connection parameters: Role switch allowed.

Enumerations
enum	{ BT_CONN_LE_PHY_OPT_NONE = 0 , BT_CONN_LE_PHY_OPT_CODED_S2 = BIT(0) , BT_CONN_LE_PHY_OPT_CODED_S8 = BIT(1) }
	Connection PHY options. More...
enum	bt_conn_type {   BT_CONN_TYPE_LE = BIT(0) , BT_CONN_TYPE_BR = BIT(1) , BT_CONN_TYPE_SCO = BIT(2) , BT_CONN_TYPE_ISO = BIT(3) ,   BT_CONN_TYPE_ALL }
	Connection Type. More...
enum	bt_conn_le_cs_capability_rtt_aa_only { BT_CONN_LE_CS_RTT_AA_ONLY_NOT_SUPP = 0 , BT_CONN_LE_CS_RTT_AA_ONLY_10NS , BT_CONN_LE_CS_RTT_AA_ONLY_150NS }
	Supported AA-Only RTT precision. More...
enum	bt_conn_le_cs_capability_rtt_sounding { BT_CONN_LE_CS_RTT_SOUNDING_NOT_SUPP = 0 , BT_CONN_LE_CS_RTT_SOUNDING_10NS , BT_CONN_LE_CS_RTT_SOUNDING_150NS }
	Supported Sounding Sequence RTT precision. More...
enum	bt_conn_le_cs_capability_rtt_random_payload { BT_CONN_LE_CS_RTT_RANDOM_PAYLOAD_NOT_SUPP = 0 , BT_CONN_LE_CS_RTT_RANDOM_PAYLOAD_10NS , BT_CONN_LE_CS_RTT_RANDOM_PAYLOAD_150NS }
	Supported Random Payload RTT precision. More...
enum	bt_conn_le_cs_main_mode { BT_CONN_LE_CS_MAIN_MODE_1 = BT_HCI_OP_LE_CS_MAIN_MODE_1 , BT_CONN_LE_CS_MAIN_MODE_2 = BT_HCI_OP_LE_CS_MAIN_MODE_2 , BT_CONN_LE_CS_MAIN_MODE_3 = BT_HCI_OP_LE_CS_MAIN_MODE_3 }
	Channel sounding main mode. More...
enum	bt_conn_le_cs_sub_mode { BT_CONN_LE_CS_SUB_MODE_UNUSED = BT_HCI_OP_LE_CS_SUB_MODE_UNUSED , BT_CONN_LE_CS_SUB_MODE_1 = BT_HCI_OP_LE_CS_SUB_MODE_1 , BT_CONN_LE_CS_SUB_MODE_2 = BT_HCI_OP_LE_CS_SUB_MODE_2 , BT_CONN_LE_CS_SUB_MODE_3 = BT_HCI_OP_LE_CS_SUB_MODE_3 }
	Channel sounding sub mode. More...
enum	bt_conn_le_cs_role { BT_CONN_LE_CS_ROLE_INITIATOR , BT_CONN_LE_CS_ROLE_REFLECTOR }
	Channel sounding role. More...
enum	bt_conn_le_cs_rtt_type {   BT_CONN_LE_CS_RTT_TYPE_AA_ONLY = BT_HCI_OP_LE_CS_RTT_TYPE_AA_ONLY , BT_CONN_LE_CS_RTT_TYPE_32_BIT_SOUNDING = BT_HCI_OP_LE_CS_RTT_TYPE_32BIT_SOUND , BT_CONN_LE_CS_RTT_TYPE_96_BIT_SOUNDING = BT_HCI_OP_LE_CS_RTT_TYPE_96BIT_SOUND , BT_CONN_LE_CS_RTT_TYPE_32_BIT_RANDOM = BT_HCI_OP_LE_CS_RTT_TYPE_32BIT_RAND ,   BT_CONN_LE_CS_RTT_TYPE_64_BIT_RANDOM = BT_HCI_OP_LE_CS_RTT_TYPE_64BIT_RAND , BT_CONN_LE_CS_RTT_TYPE_96_BIT_RANDOM = BT_HCI_OP_LE_CS_RTT_TYPE_96BIT_RAND , BT_CONN_LE_CS_RTT_TYPE_128_BIT_RANDOM = BT_HCI_OP_LE_CS_RTT_TYPE_128BIT_RAND }
	Channel sounding RTT type. More...
enum	bt_conn_le_cs_sync_phy { BT_CONN_LE_CS_SYNC_1M_PHY = BT_HCI_OP_LE_CS_CS_SYNC_1M , BT_CONN_LE_CS_SYNC_2M_PHY = BT_HCI_OP_LE_CS_CS_SYNC_2M , BT_CONN_LE_CS_SYNC_2M_2BT_PHY = BT_HCI_OP_LE_CS_CS_SYNC_2M_2BT }
	Channel sounding PHY used for CS sync. More...
enum	bt_conn_le_cs_chsel_type { BT_CONN_LE_CS_CHSEL_TYPE_3B = BT_HCI_OP_LE_CS_TEST_CHSEL_TYPE_3B , BT_CONN_LE_CS_CHSEL_TYPE_3C = BT_HCI_OP_LE_CS_TEST_CHSEL_TYPE_3C }
	Channel sounding channel selection type. More...
enum	bt_conn_le_cs_ch3c_shape { BT_CONN_LE_CS_CH3C_SHAPE_HAT = BT_HCI_OP_LE_CS_TEST_CH3C_SHAPE_HAT , BT_CONN_LE_CS_CH3C_SHAPE_X = BT_HCI_OP_LE_CS_TEST_CH3C_SHAPE_X }
	Channel sounding channel sequence shape. More...
enum	bt_conn_le_cs_procedure_done_status { BT_CONN_LE_CS_PROCEDURE_COMPLETE = BT_HCI_LE_CS_PROCEDURE_DONE_STATUS_COMPLETE , BT_CONN_LE_CS_PROCEDURE_INCOMPLETE = BT_HCI_LE_CS_PROCEDURE_DONE_STATUS_PARTIAL , BT_CONN_LE_CS_PROCEDURE_ABORTED = BT_HCI_LE_CS_PROCEDURE_DONE_STATUS_ABORTED }
	Procedure done status. More...
enum	bt_conn_le_cs_subevent_done_status { BT_CONN_LE_CS_SUBEVENT_COMPLETE = BT_HCI_LE_CS_SUBEVENT_DONE_STATUS_COMPLETE , BT_CONN_LE_CS_SUBEVENT_ABORTED = BT_HCI_LE_CS_SUBEVENT_DONE_STATUS_ABORTED }
	Subevent done status. More...
enum	bt_conn_le_cs_procedure_abort_reason {   BT_CONN_LE_CS_PROCEDURE_NOT_ABORTED = BT_HCI_LE_CS_PROCEDURE_ABORT_REASON_NO_ABORT , BT_CONN_LE_CS_PROCEDURE_ABORT_REQUESTED , BT_CONN_LE_CS_PROCEDURE_ABORT_TOO_FEW_CHANNELS , BT_CONN_LE_CS_PROCEDURE_ABORT_CHMAP_INSTANT_PASSED ,   BT_CONN_LE_CS_PROCEDURE_ABORT_UNSPECIFIED = BT_HCI_LE_CS_PROCEDURE_ABORT_REASON_UNSPECIFIED }
	Procedure abort reason. More...
enum	bt_conn_le_cs_subevent_abort_reason {   BT_CONN_LE_CS_SUBEVENT_NOT_ABORTED = BT_HCI_LE_CS_SUBEVENT_ABORT_REASON_NO_ABORT , BT_CONN_LE_CS_SUBEVENT_ABORT_REQUESTED , BT_CONN_LE_CS_SUBEVENT_ABORT_NO_CS_SYNC , BT_CONN_LE_CS_SUBEVENT_ABORT_SCHED_CONFLICT ,   BT_CONN_LE_CS_SUBEVENT_ABORT_UNSPECIFIED = BT_HCI_LE_CS_SUBEVENT_ABORT_REASON_UNSPECIFIED }
	Subevent abort reason. More...
enum	{ BT_CONN_ROLE_CENTRAL = 0 , BT_CONN_ROLE_PERIPHERAL = 1 }
enum	bt_conn_state { BT_CONN_STATE_DISCONNECTED , BT_CONN_STATE_CONNECTING , BT_CONN_STATE_CONNECTED , BT_CONN_STATE_DISCONNECTING }
enum	bt_security_t {   BT_SECURITY_L0 , BT_SECURITY_L1 , BT_SECURITY_L2 , BT_SECURITY_L3 ,   BT_SECURITY_L4 , BT_SECURITY_FORCE_PAIR = BIT(7) }
	Security level. More...
enum	bt_security_flag { BT_SECURITY_FLAG_SC = BIT(0) , BT_SECURITY_FLAG_OOB = BIT(1) }
	Security Info Flags. More...
enum	bt_conn_le_tx_power_phy {   BT_CONN_LE_TX_POWER_PHY_NONE , BT_CONN_LE_TX_POWER_PHY_1M , BT_CONN_LE_TX_POWER_PHY_2M , BT_CONN_LE_TX_POWER_PHY_CODED_S8 ,   BT_CONN_LE_TX_POWER_PHY_CODED_S2 }
enum	bt_conn_le_path_loss_zone { BT_CONN_LE_PATH_LOSS_ZONE_ENTERED_LOW , BT_CONN_LE_PATH_LOSS_ZONE_ENTERED_MIDDLE , BT_CONN_LE_PATH_LOSS_ZONE_ENTERED_HIGH , BT_CONN_LE_PATH_LOSS_ZONE_UNAVAILABLE }
	Path Loss zone that has been entered. More...
enum	bt_conn_auth_keypress {   BT_CONN_AUTH_KEYPRESS_ENTRY_STARTED = 0x00 , BT_CONN_AUTH_KEYPRESS_DIGIT_ENTERED = 0x01 , BT_CONN_AUTH_KEYPRESS_DIGIT_ERASED = 0x02 , BT_CONN_AUTH_KEYPRESS_CLEARED = 0x03 ,   BT_CONN_AUTH_KEYPRESS_ENTRY_COMPLETED = 0x04 }
	Passkey Keypress Notification type. More...
enum	{ BT_CONN_LE_OPT_NONE = 0 , BT_CONN_LE_OPT_CODED = BIT(0) , BT_CONN_LE_OPT_NO_1M = BIT(1) }
enum	bt_security_err {   BT_SECURITY_ERR_SUCCESS , BT_SECURITY_ERR_AUTH_FAIL , BT_SECURITY_ERR_PIN_OR_KEY_MISSING , BT_SECURITY_ERR_OOB_NOT_AVAILABLE ,   BT_SECURITY_ERR_AUTH_REQUIREMENT , BT_SECURITY_ERR_PAIR_NOT_SUPPORTED , BT_SECURITY_ERR_PAIR_NOT_ALLOWED , BT_SECURITY_ERR_INVALID_PARAM ,   BT_SECURITY_ERR_KEY_REJECTED , BT_SECURITY_ERR_UNSPECIFIED }
enum	bt_conn_le_cs_procedure_enable_state { BT_CONN_LE_CS_PROCEDURES_DISABLED = BT_HCI_OP_LE_CS_PROCEDURES_DISABLED , BT_CONN_LE_CS_PROCEDURES_ENABLED = BT_HCI_OP_LE_CS_PROCEDURES_ENABLED }
enum	bt_conn_le_cs_tone_antenna_config_selection {   BT_LE_CS_TONE_ANTENNA_CONFIGURATION_A1_B1 = BT_HCI_OP_LE_CS_ACI_0 , BT_LE_CS_TONE_ANTENNA_CONFIGURATION_A2_B1 = BT_HCI_OP_LE_CS_ACI_1 , BT_LE_CS_TONE_ANTENNA_CONFIGURATION_A3_B1 = BT_HCI_OP_LE_CS_ACI_2 , BT_LE_CS_TONE_ANTENNA_CONFIGURATION_A4_B1 = BT_HCI_OP_LE_CS_ACI_3 ,   BT_LE_CS_TONE_ANTENNA_CONFIGURATION_A1_B2 = BT_HCI_OP_LE_CS_ACI_4 , BT_LE_CS_TONE_ANTENNA_CONFIGURATION_A1_B3 = BT_HCI_OP_LE_CS_ACI_5 , BT_LE_CS_TONE_ANTENNA_CONFIGURATION_A1_B4 = BT_HCI_OP_LE_CS_ACI_6 , BT_LE_CS_TONE_ANTENNA_CONFIGURATION_A2_B2 = BT_HCI_OP_LE_CS_ACI_7 }
	CS Test Tone Antennna Config Selection. More...

Functions
struct bt_conn *	bt_conn_ref (struct bt_conn *conn)
	Increment a connection's reference count.
void	bt_conn_unref (struct bt_conn *conn)
	Decrement a connection's reference count.
void	bt_conn_foreach (enum bt_conn_type type, void(*func)(struct bt_conn *conn, void *data), void *data)
	Iterate through all bt_conn objects.
struct bt_conn *	bt_conn_lookup_addr_le (uint8_t id, const bt_addr_le_t *peer)
	Look up an existing connection by address.
const bt_addr_le_t *	bt_conn_get_dst (const struct bt_conn *conn)
	Get destination (peer) address of a connection.
uint8_t	bt_conn_index (const struct bt_conn *conn)
	Get array index of a connection.
int	bt_conn_get_info (const struct bt_conn *conn, struct bt_conn_info *info)
	Get connection info.
bool	bt_conn_is_type (const struct bt_conn *conn, enum bt_conn_type type)
	Function to determine the type of a connection.
int	bt_conn_get_remote_info (const struct bt_conn *conn, struct bt_conn_remote_info *remote_info)
	Get connection info for the remote device.
int	bt_conn_le_get_tx_power_level (struct bt_conn *conn, struct bt_conn_le_tx_power *tx_power_level)
	Get connection transmit power level.
int	bt_conn_le_enhanced_get_tx_power_level (struct bt_conn *conn, struct bt_conn_le_tx_power *tx_power)
	Get local enhanced connection transmit power level.
int	bt_conn_le_get_remote_tx_power_level (struct bt_conn *conn, enum bt_conn_le_tx_power_phy phy)
	Get remote (peer) transmit power level.
int	bt_conn_le_set_tx_power_report_enable (struct bt_conn *conn, bool local_enable, bool remote_enable)
	Enable transmit power reporting.
int	bt_conn_le_set_path_loss_mon_param (struct bt_conn *conn, const struct bt_conn_le_path_loss_reporting_param *param)
	Set Path Loss Monitoring Parameters.
int	bt_conn_le_set_path_loss_mon_enable (struct bt_conn *conn, bool enable)
	Enable or Disable Path Loss Monitoring.
int	bt_conn_le_subrate_set_defaults (const struct bt_conn_le_subrate_param *params)
	Set Default Connection Subrating Parameters.
int	bt_conn_le_subrate_request (struct bt_conn *conn, const struct bt_conn_le_subrate_param *params)
	Request New Subrating Parameters.
int	bt_conn_le_param_update (struct bt_conn *conn, const struct bt_le_conn_param *param)
	Update the connection parameters.
int	bt_conn_le_data_len_update (struct bt_conn *conn, const struct bt_conn_le_data_len_param *param)
	Update the connection transmit data length parameters.
int	bt_conn_le_phy_update (struct bt_conn *conn, const struct bt_conn_le_phy_param *param)
	Update the connection PHY parameters.
int	bt_conn_disconnect (struct bt_conn *conn, uint8_t reason)
	Disconnect from a remote device or cancel pending connection.
int	bt_conn_le_create (const bt_addr_le_t *peer, const struct bt_conn_le_create_param *create_param, const struct bt_le_conn_param *conn_param, struct bt_conn **conn)
	Initiate an LE connection to a remote device.
int	bt_conn_le_create_synced (const struct bt_le_ext_adv *adv, const struct bt_conn_le_create_synced_param *synced_param, const struct bt_le_conn_param *conn_param, struct bt_conn **conn)
	Create a connection to a synced device.
int	bt_conn_le_create_auto (const struct bt_conn_le_create_param *create_param, const struct bt_le_conn_param *conn_param)
	Automatically connect to remote devices in the filter accept list.
int	bt_conn_create_auto_stop (void)
	Stop automatic connect creation.
int	bt_le_set_auto_conn (const bt_addr_le_t *addr, const struct bt_le_conn_param *param)
	Automatically connect to remote device if it's in range.
int	bt_conn_set_security (struct bt_conn *conn, bt_security_t sec)
	Set security level for a connection.
bt_security_t	bt_conn_get_security (const struct bt_conn *conn)
	Get security level for a connection.
uint8_t	bt_conn_enc_key_size (const struct bt_conn *conn)
	Get encryption key size.
int	bt_conn_cb_register (struct bt_conn_cb *cb)
	Register connection callbacks.
int	bt_conn_cb_unregister (struct bt_conn_cb *cb)
	Unregister connection callbacks.
static const char *	bt_security_err_to_str (enum bt_security_err err)
	Converts a security error to string.
void	bt_set_bondable (bool enable)
	Enable/disable bonding.
bool	bt_get_bondable (void)
	Get bonding flag.
int	bt_conn_set_bondable (struct bt_conn *conn, bool enable)
	Set/clear the bonding flag for a given connection.
void	bt_le_oob_set_sc_flag (bool enable)
	Allow/disallow remote LE SC OOB data to be used for pairing.
void	bt_le_oob_set_legacy_flag (bool enable)
	Allow/disallow remote legacy OOB data to be used for pairing.
int	bt_le_oob_set_legacy_tk (struct bt_conn *conn, const uint8_t *tk)
	Set OOB Temporary Key to be used for pairing.
int	bt_le_oob_set_sc_data (struct bt_conn *conn, const struct bt_le_oob_sc_data *oobd_local, const struct bt_le_oob_sc_data *oobd_remote)
	Set OOB data during LE Secure Connections (SC) pairing procedure.
int	bt_le_oob_get_sc_data (struct bt_conn *conn, const struct bt_le_oob_sc_data **oobd_local, const struct bt_le_oob_sc_data **oobd_remote)
	Get OOB data used for LE Secure Connections (SC) pairing procedure.
int	bt_passkey_set (unsigned int passkey)
	Set a fixed passkey to be used for pairing.
int	bt_conn_auth_cb_register (const struct bt_conn_auth_cb *cb)
	Register authentication callbacks.
int	bt_conn_auth_cb_overlay (struct bt_conn *conn, const struct bt_conn_auth_cb *cb)
	Overlay authentication callbacks used for a given connection.
int	bt_conn_auth_info_cb_register (struct bt_conn_auth_info_cb *cb)
	Register authentication information callbacks.
int	bt_conn_auth_info_cb_unregister (struct bt_conn_auth_info_cb *cb)
	Unregister authentication information callbacks.
int	bt_conn_auth_passkey_entry (struct bt_conn *conn, unsigned int passkey)
	Reply with entered passkey.
int	bt_conn_auth_keypress_notify (struct bt_conn *conn, enum bt_conn_auth_keypress type)
	Send Passkey Keypress Notification during pairing.
int	bt_conn_auth_cancel (struct bt_conn *conn)
	Cancel ongoing authenticated pairing.
int	bt_conn_auth_passkey_confirm (struct bt_conn *conn)
	Reply if passkey was confirmed to match by user.
int	bt_conn_auth_pairing_confirm (struct bt_conn *conn)
	Reply if incoming pairing was confirmed by user.
int	bt_conn_auth_pincode_entry (struct bt_conn *conn, const char *pin)
	Reply with entered PIN code.
struct bt_conn *	bt_conn_create_br (const bt_addr_t *peer, const struct bt_br_conn_param *param)
	Initiate an BR/EDR connection to a remote device.

Detailed Description

Bluetooth connection handling.