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- /****************************************************************************
- * wireless/bluetooth/bt_keys.h
- * Bluetooth key handling
- *
- * Copyright (C) 2018 Gregory Nutt. All rights reserved.
- * Author: Gregory Nutt <gnutt@nuttx.org>
- *
- * 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.
- *
- ****************************************************************************/
- /****************************************************************************
- * Included Files
- ****************************************************************************/
- #include <nuttx/config.h>
- /****************************************************************************
- * Public Types
- ****************************************************************************/
- enum
- {
- BT_KEYS_SLAVE_LTK = (1 << 0),
- BT_KEYS_IRK = (1 << 1),
- BT_KEYS_LTK = (1 << 2),
- BT_KEYS_LOCAL_CSRK = (1 << 3),
- BT_KEYS_REMOTE_CSRK = (1 << 4),
- BT_KEYS_ALL = (BT_KEYS_SLAVE_LTK | BT_KEYS_IRK | BT_KEYS_LTK |
- BT_KEYS_LOCAL_CSRK | BT_KEYS_REMOTE_CSRK),
- };
- struct bt_ltk_s
- {
- uint64_t rand;
- uint16_t ediv;
- uint8_t val[16];
- FAR struct bt_keys_s *next;
- };
- struct bt_irk_s
- {
- uint8_t val[16];
- bt_addr_t rpa;
- FAR struct bt_keys_s *next;
- };
- struct bt_csrk_s
- {
- uint8_t val[16];
- uint32_t cnt;
- FAR struct bt_keys_s *next;
- };
- struct bt_keys_s
- {
- bt_addr_le_t addr;
- int keys;
- struct bt_ltk_s slave_ltk;
- struct bt_ltk_s ltk;
- struct bt_irk_s irk;
- struct bt_csrk_s local_csrk;
- struct bt_csrk_s remote_csrk;
- };
- /****************************************************************************
- * Public Function Prototypes
- ****************************************************************************/
- FAR struct bt_keys_s *bt_keys_get_addr(FAR const bt_addr_le_t *addr);
- FAR struct bt_keys_s *bt_keys_get_type(int type,
- FAR const bt_addr_le_t *addr);
- void bt_keys_add_type(FAR struct bt_keys_s *keys, int type);
- void bt_keys_clear(FAR struct bt_keys_s *keys, int type);
- FAR struct bt_keys_s *bt_keys_find(int type, FAR const bt_addr_le_t *addr);
- FAR struct bt_keys_s *bt_keys_find_irk(FAR const bt_addr_le_t *addr);
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