2 * Copyright (c) 2016 The FreeBSD Foundation
5 * This software was developed by Andrew Turner under
6 * sponsorship from the FreeBSD Foundation.
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
11 * 1. Redistributions of source code must retain the above copyright
12 * notice, this list of conditions and the following disclaimer.
13 * 2. Redistributions in binary form must reproduce the above copyright
14 * notice, this list of conditions and the following disclaimer in the
15 * documentation and/or other materials provided with the distribution.
17 * THIS SOFTWARE IS PROVIDED BY THE AUTHORS AND CONTRIBUTORS ``AS IS'' AND
18 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHORS OR CONTRIBUTORS BE LIABLE
21 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
32 #ifndef _ARMV8_CRYPTO_H_
33 #define _ARMV8_CRYPTO_H_
35 #define AES128_ROUNDS 10
36 #define AES192_ROUNDS 12
37 #define AES256_ROUNDS 14
38 #define AES_SCHED_LEN ((AES256_ROUNDS + 1) * AES_BLOCK_LEN)
40 struct armv8_crypto_session {
41 uint32_t enc_schedule[AES_SCHED_LEN/4];
42 uint32_t dec_schedule[AES_SCHED_LEN/4];
47 void armv8_aes_encrypt_cbc(int, const void *, size_t, const uint8_t *,
48 uint8_t *, const uint8_t[static AES_BLOCK_LEN]);
49 void armv8_aes_decrypt_cbc(int, const void *, size_t, uint8_t *,
50 const uint8_t[static AES_BLOCK_LEN]);
52 #endif /* _ARMV8_CRYPTO_H_ */