io_capability#

uint8_t rsi_ble_set_smp_pairing_capabilty_data::io_capability

Device input output capability

• 0x00 - Display Only

• 0x01 - Display Yes/No

• 0x02 - Keyboard Only

• 0x03 - No Input No Output 0x04 - Keyboard Display.

oob_data_flag#

uint8_t rsi_ble_set_smp_pairing_capabilty_data::oob_data_flag

oob_data_flag

• 0 - disable

• 1 - enable

auth_req#

uint8_t rsi_ble_set_smp_pairing_capabilty_data::auth_req

Authentication Request contains bonding type

• MITM Request - BIT(2)

• Secure Connections - BIT(3)

• Keypress - BIT(4)

• CT2 - BIT(5)

enc_key_size#

uint8_t rsi_ble_set_smp_pairing_capabilty_data::enc_key_size

Supported Encryption key size 7 to 16 bytes.

ini_key_distribution#

uint8_t rsi_ble_set_smp_pairing_capabilty_data::ini_key_distribution

Initiator generates/requires the no .of keys after successful paring

• BIT(0) - EncKey: Initiator distributes the LTK followed by EDIV and Rand

• BIT(1) - IdKey : Initiator distributes the IRK followed by its address

• BIT(2) - Sign : Initiator distributes the CSRK

• BIT(3) - BIT(7): Reserved for future use.

rsp_key_distribution#

uint8_t rsi_ble_set_smp_pairing_capabilty_data::rsp_key_distribution

Responder generates/requires the no .of keys after successful paring

• BIT(0) - EncKey: Responder distributes the LTK followed by EDIV and Rand

• BIT(1) - IdKey : Responder distributes the IRK followed by its address

• BIT(2) - Sign : Responder distributes the CSRK

• BIT(3) - BIT(7): Reserved for future use.