crypto.h

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/*
 * Copyright (c) 2017-2020 Nordic Semiconductor ASA
 * Copyright (c) 2015-2017 Intel Corporation
 *
 * SPDX-License-Identifier: Apache-2.0
 */
#ifndef ZEPHYR_INCLUDE_BLUETOOTH_CRYPTO_H_
#define ZEPHYR_INCLUDE_BLUETOOTH_CRYPTO_H_

 
#include <stdbool.h>
#include <stddef.h>
#include <stdint.h>
 
#ifdef __cplusplus
extern "C" {
#endif

int bt_rand(void *buf, size_t len);

int bt_encrypt_le(const uint8_t key[16], const uint8_t plaintext[16],
                  uint8_t enc_data[16]);

int bt_encrypt_be(const uint8_t key[16], const uint8_t plaintext[16],
                  uint8_t enc_data[16]);
 

int bt_ccm_decrypt(const uint8_t key[16], uint8_t nonce[13], const uint8_t *enc_data,
                   size_t len, const uint8_t *aad, size_t aad_len,
                   uint8_t *plaintext, size_t mic_size);
 

int bt_ccm_encrypt(const uint8_t key[16], uint8_t nonce[13],
                   const uint8_t *plaintext, size_t len, const uint8_t *aad,
                   size_t aad_len, uint8_t *enc_data, size_t mic_size);
 
#ifdef __cplusplus
}
#endif
 
#endif /* ZEPHYR_INCLUDE_BLUETOOTH_CRYPTO_H_ */