/**************************************************************************** * wireless/bluetooth/bt_smp.h * Security Manager Protocol implementation. * * Copyright (C) 2018 Gregory Nutt. All rights reserved. * Author: Gregory Nutt * * Ported from the Intel/Zephyr arduino101_firmware_source-v1.tar package * where the code was released with a compatible 3-clause BSD license: * * Copyright (c) 2016, Intel Corporation * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions are met: * * 1. Redistributions of source code must retain the above copyright notice, * this list of conditions and the following disclaimer. * * 2. Redistributions in binary form must reproduce the above copyright notice, * this list of conditions and the following disclaimer in the documentation * and/or other materials provided with the distribution. * * 3. Neither the name of the copyright holder nor the names of its * contributors may be used to endorse or promote products derived from this * software without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE * POSSIBILITY OF SUCH DAMAGE. * ****************************************************************************/ #ifndef __WIRELESS_BLUETOOTH_BT_SMP_H #define __WIRELESS_BLUETOOTH_BT_SMP_H 1 /**************************************************************************** * Included Files ****************************************************************************/ #include #include "bt_conn.h" /**************************************************************************** * Pre-processor Definitions ****************************************************************************/ #define BT_SMP_ERR_PASSKEY_ENTRY_FAILED 0x01 #define BT_SMP_ERR_OOB_NOT_AVAIL 0x02 #define BT_SMP_ERR_AUTH_REQUIREMENTS 0x03 #define BT_SMP_ERR_CONFIRM_FAILED 0x04 #define BT_SMP_ERR_PAIRING_NOTSUPP 0x05 #define BT_SMP_ERR_ENC_KEY_SIZE 0x06 #define BT_SMP_ERR_CMD_NOTSUPP 0x07 #define BT_SMP_ERR_UNSPECIFIED 0x08 #define BT_SMP_ERR_REPEATED_ATTEMPTS 0x09 #define BT_SMP_ERR_INVALID_PARAMS 0x0a #define BT_SMP_ERR_DHKEY_CHECK_FAILED 0x0b #define BT_SMP_ERR_NUMERIC_COMP_FAILED 0x0c #define BT_SMP_ERR_BREDR_PAIRING_IN_PROGRESS 0x0d #define BT_SMP_ERR_CROSS_TRANSP_NOT_ALLOWED 0x0e #define BT_SMP_IO_DISPLAY_ONLY 0x00 #define BT_SMP_IO_DISPLAY_YESNO 0x01 #define BT_SMP_IO_KEYBOARD_ONLY 0x02 #define BT_SMP_IO_NO_INPUT_OUTPUT 0x03 #define BT_SMP_IO_KEYBOARD_DISPLAY 0x04 #define BT_SMP_OOB_NOT_PRESENT 0x00 #define BT_SMP_OOB_PRESENT 0x01 #define BT_SMP_MIN_ENC_KEY_SIZE 16 #define BT_SMP_MAX_ENC_KEY_SIZE 16 #define BT_SMP_DIST_ENC_KEY 0x01 #define BT_SMP_DIST_ID_KEY 0x02 #define BT_SMP_DIST_SIGN 0x04 #define BT_SMP_DIST_LINK_KEY 0x08 #define BT_SMP_DIST_MASK 0x0f #define BT_SMP_AUTH_NONE 0x00 #define BT_SMP_AUTH_BONDING 0x01 #define BT_SMP_AUTH_MITM 0x04 #define BT_SMP_AUTH_SC 0x08 #define BT_SMP_AUTH_KEYPRESS 0x10 #define BT_SMP_AUTH_MASK 0x1f #define BT_SMP_CMD_PAIRING_REQ 0x01 #define BT_SMP_CMD_PAIRING_RSP 0x02 #define BT_SMP_CMD_PAIRING_CONFIRM 0x03 #define BT_SMP_CMD_PAIRING_RANDOM 0x04 #define BT_SMP_CMD_PAIRING_FAIL 0x05 #define BT_SMP_CMD_ENCRYPT_INFO 0x06 #define BT_SMP_CMD_MASTER_IDENT 0x07 #define BT_SMP_CMD_IDENT_INFO 0x08 #define BT_SMP_CMD_IDENT_ADDR_INFO 0x09 #define BT_SMP_CMD_SECURITY_REQUEST 0x0b /**************************************************************************** * Public Types ****************************************************************************/ begin_packed_struct struct bt_smp_hdr_s { uint8_t code; } end_packed_struct; begin_packed_struct struct bt_smp_pairing_s { uint8_t io_capability; uint8_t oob_flag; uint8_t auth_req; uint8_t max_key_size; uint8_t init_key_dist; uint8_t resp_key_dist; } end_packed_struct; begin_packed_struct struct bt_smp_pairing_confirm_s { uint8_t val[16]; } end_packed_struct; begin_packed_struct struct bt_smp_pairing_random_s { uint8_t val[16]; } end_packed_struct; begin_packed_struct struct bt_smp_pairing_fail_s { uint8_t reason; } end_packed_struct; begin_packed_struct struct bt_smp_encrypt_info_s { uint8_t ltk[16]; } end_packed_struct; begin_packed_struct struct bt_smp_master_ident_s { uint16_t ediv; uint64_t rand; } end_packed_struct; begin_packed_struct struct bt_smp_ident_info_s { uint8_t irk[16]; } end_packed_struct; begin_packed_struct struct bt_smp_ident_addr_info_s { bt_addr_le_t addr; } end_packed_struct; begin_packed_struct struct bt_smp_security_request_s { uint8_t auth_req; } end_packed_struct; /**************************************************************************** * Public Function Prototypes ****************************************************************************/ bool bt_smp_irk_matches(FAR const uint8_t irk[16], FAR const bt_addr_t *addr); int bt_smp_send_pairing_req(FAR struct bt_conn_s *conn); int bt_smp_send_security_req(FAR struct bt_conn_s *conn); int bt_smp_initialize(void); #endif /* __WIRELESS_BLUETOOTH_BT_SMP_H */