mirror of
https://github.com/zephyrproject-rtos/zephyr
synced 2025-09-12 14:21:57 +00:00
0fb7461140
For now we don't support key shortening, so set the minimum value appropriately to 16 bytes. Once key shortening is implemented this value can be lowered again. Change-Id: I172d0bf6d04ba4c5eaa7bbf8ae2accfa373eebb5 Signed-off-by: Johan Hedberg <johan.hedberg@intel.com>
132 lines
4.0 KiB
C
132 lines
4.0 KiB
C
/**
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* @file smp.h
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* Security Manager Protocol implementation header
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*/
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/*
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* Copyright (c) 2015 Intel Corporation
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* 1) Redistributions of source code must retain the above copyright notice,
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* this list of conditions and the following disclaimer.
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*
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* 2) Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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*
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* 3) Neither the name of Intel Corporation nor the names of its contributors
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* may be used to endorse or promote products derived from this software without
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* specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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struct bt_smp_hdr {
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uint8_t code;
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} PACK_STRUCT;
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#define BT_SMP_ERR_PASSKEY_ENTRY_FAILED 0x01
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#define BT_SMP_ERR_OOB_NOT_AVAIL 0x02
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#define BT_SMP_ERR_AUTH_REQUIREMENTS 0x03
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#define BT_SMP_ERR_CONFIRM_FAILED 0x04
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#define BT_SMP_ERR_PAIRING_NOTSUPP 0x05
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#define BT_SMP_ERR_ENC_KEY_SIZE 0x06
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#define BT_SMP_ERR_CMD_NOTSUPP 0x07
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#define BT_SMP_ERR_UNSPECIFIED 0x08
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#define BT_SMP_ERR_REPEATED_ATTEMPTS 0x09
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#define BT_SMP_ERR_INVALID_PARAMS 0x0a
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#define BT_SMP_ERR_DHKEY_CHECK_FAILED 0x0b
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#define BT_SMP_ERR_NUMERIC_COMP_FAILED 0x0c
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#define BT_SMP_ERR_BREDR_PAIRING_IN_PROGRESS 0x0d
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#define BT_SMP_ERR_CROSS_TRANSP_NOT_ALLOWED 0x0e
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#define BT_SMP_IO_DISPLAY_ONLY 0x00
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#define BT_SMP_IO_DISPLAY_YESNO 0x01
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#define BT_SMP_IO_KEYBOARD_ONLY 0x02
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#define BT_SMP_IO_NO_INPUT_OUTPUT 0x03
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#define BT_SMP_IO_KEYBOARD_DISPLAY 0x04
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#define BT_SMP_OOB_NOT_PRESENT 0x00
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#define BT_SMP_OOB_PRESENT 0x01
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#define BT_SMP_MIN_ENC_KEY_SIZE 16
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#define BT_SMP_MAX_ENC_KEY_SIZE 16
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#define BT_SMP_DIST_ENC_KEY 0x01
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#define BT_SMP_DIST_ID_KEY 0x02
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#define BT_SMP_DIST_SIGN 0x04
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#define BT_SMP_DIST_LINK_KEY 0x08
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#define BT_SMP_DIST_MASK 0x0f
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#define BT_SMP_AUTH_NONE 0x00
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#define BT_SMP_AUTH_BONDING 0x01
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#define BT_SMP_AUTH_MITM 0x04
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#define BT_SMP_AUTH_SC 0x08
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#define BT_SMP_AUTH_KEYPRESS 0x10
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#define BT_SMP_AUTH_MASK 0x1f
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#define BT_SMP_CMD_PAIRING_REQ 0x01
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#define BT_SMP_CMD_PAIRING_RSP 0x02
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struct bt_smp_pairing {
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uint8_t io_capability;
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uint8_t oob_flag;
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uint8_t auth_req;
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uint8_t max_key_size;
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uint8_t init_key_dist;
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uint8_t resp_key_dist;
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} PACK_STRUCT;
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#define BT_SMP_CMD_PAIRING_CONFIRM 0x03
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struct bt_smp_pairing_confirm {
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uint8_t val[16];
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} PACK_STRUCT;
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#define BT_SMP_CMD_PAIRING_RANDOM 0x04
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struct bt_smp_pairing_random {
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uint8_t val[16];
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} PACK_STRUCT;
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#define BT_SMP_CMD_PAIRING_FAIL 0x05
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struct bt_smp_pairing_fail {
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uint8_t reason;
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} PACK_STRUCT;
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#define BT_SMP_CMD_ENCRYPT_INFO 0x06
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struct bt_smp_encrypt_info {
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uint8_t ltk[16];
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} PACK_STRUCT;
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#define BT_SMP_CMD_MASTER_IDENT 0x07
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struct bt_smp_master_ident {
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uint16_t ediv;
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uint64_t rand;
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} PACK_STRUCT;
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#define BT_SMP_CMD_IDENT_INFO 0x08
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struct bt_smp_ident_info {
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uint8_t irk[16];
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} PACK_STRUCT;
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#define BT_SMP_CMD_IDENT_ADDR_INFO 0x09
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struct bt_smp_ident_addr_info {
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bt_addr_le_t addr;
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} PACK_STRUCT;
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bool bt_smp_irk_matches(const uint8_t irk[16], const bt_addr_t *addr);
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void bt_smp_init();
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