int ble_gap_security_initiate(uint16_t conn_handle)
Initiates the GAP encryption procedure.
| Parameter | Description |
|---|---|
| conn_handle | The handle corresponding to the connection to encrypt. |
| Value | Condition |
|---|---|
| 0 | Success. |
| BLE_HS_ENOTCONN | The there is no connection with the specified handle. |
| BLE_HS_EALREADY | An encrpytion procedure for this connection is already in progress. |
| Core return code | Unexpected error. |