108 lines
3.8 KiB
C
108 lines
3.8 KiB
C
/****************************************************************************
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* wireless/bluetooth/bt_keys.h
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* Bluetooth key handling
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*
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* Copyright (C) 2018 Gregory Nutt. All rights reserved.
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* Author: Gregory Nutt <gnutt@nuttx.org>
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*
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* Ported from the Intel/Zephyr arduino101_firmware_source-v1.tar package
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* where the code was released with a compatible 3-clause BSD license:
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*
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* Copyright (c) 2016, Intel Corporation
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* All rights reserved.
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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 the copyright holder nor the names of its
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* contributors may be used to endorse or promote products derived from this
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* software without 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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****************************************************************************/
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/****************************************************************************
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* Included Files
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****************************************************************************/
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#include <nuttx/config.h>
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/****************************************************************************
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* Public Types
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****************************************************************************/
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enum
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{
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BT_KEYS_SLAVE_LTK = (1 << 0),
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BT_KEYS_IRK = (1 << 1),
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BT_KEYS_LTK = (1 << 2),
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BT_KEYS_LOCAL_CSRK = (1 << 3),
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BT_KEYS_REMOTE_CSRK = (1 << 4),
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BT_KEYS_ALL = (BT_KEYS_SLAVE_LTK | BT_KEYS_IRK | BT_KEYS_LTK |
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BT_KEYS_LOCAL_CSRK | BT_KEYS_REMOTE_CSRK),
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};
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struct bt_ltk_s
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{
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uint64_t rand;
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uint16_t ediv;
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uint8_t val[16];
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FAR struct bt_keys_s *next;
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};
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struct bt_irk_s
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{
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uint8_t val[16];
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bt_addr_t rpa;
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FAR struct bt_keys_s *next;
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};
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struct bt_csrk_s
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{
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uint8_t val[16];
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uint32_t cnt;
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FAR struct bt_keys_s *next;
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};
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struct bt_keys_s
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{
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bt_addr_le_t addr;
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int keys;
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struct bt_ltk_s slave_ltk;
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struct bt_ltk_s ltk;
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struct bt_irk_s irk;
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struct bt_csrk_s local_csrk;
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struct bt_csrk_s remote_csrk;
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};
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/****************************************************************************
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* Public Function Prototypes
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****************************************************************************/
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FAR struct bt_keys_s *bt_keys_get_addr(FAR const bt_addr_le_t *addr);
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FAR struct bt_keys_s *bt_keys_get_type(int type,
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FAR const bt_addr_le_t *addr);
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void bt_keys_add_type(FAR struct bt_keys_s *keys, int type);
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void bt_keys_clear(FAR struct bt_keys_s *keys, int type);
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FAR struct bt_keys_s *bt_keys_find(int type, FAR const bt_addr_le_t *addr);
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FAR struct bt_keys_s *bt_keys_find_irk(FAR const bt_addr_le_t *addr);
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