xref: /netbsd-src/sys/crypto/aes/aes_bear.h (revision 776602aed487b147213791c9a8a8c6231b9cbcf8)
1 /*	$NetBSD: aes_bear.h,v 1.2 2020/06/29 23:36:59 riastradh Exp $	*/
2 
3 /*-
4  * Copyright (c) 2020 The NetBSD Foundation, Inc.
5  * All rights reserved.
6  *
7  * Redistribution and use in source and binary forms, with or without
8  * modification, are permitted provided that the following conditions
9  * are met:
10  * 1. Redistributions of source code must retain the above copyright
11  *    notice, this list of conditions and the following disclaimer.
12  * 2. Redistributions in binary form must reproduce the above copyright
13  *    notice, this list of conditions and the following disclaimer in the
14  *    documentation and/or other materials provided with the distribution.
15  *
16  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
17  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
18  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
19  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
20  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
21  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
22  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
23  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
24  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
25  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
26  * POSSIBILITY OF SUCH DAMAGE.
27  */
28 
29 #ifndef	_CRYPTO_AES_AES_BEAR_H
30 #define	_CRYPTO_AES_AES_BEAR_H
31 
32 #include <sys/types.h>
33 #include <sys/endian.h>
34 
35 #include <crypto/aes/aes.h>
36 
37 #define	br_dec32le	le32dec
38 #define	br_enc32le	le32enc
39 
40 void	br_aes_ct_bitslice_Sbox(uint32_t *);
41 void	br_aes_ct_bitslice_invSbox(uint32_t *);
42 void	br_aes_ct_ortho(uint32_t *);
43 u_int	br_aes_ct_keysched(uint32_t *, const void *, size_t);
44 void	br_aes_ct_skey_expand(uint32_t *, unsigned, const uint32_t *);
45 void	br_aes_ct_bitslice_encrypt(unsigned, const uint32_t *, uint32_t *);
46 void	br_aes_ct_bitslice_decrypt(unsigned, const uint32_t *, uint32_t *);
47 
48 /* NetBSD additions */
49 
50 void	br_aes_ct_inv_mix_columns(uint32_t *);
51 u_int	br_aes_ct_keysched_stdenc(uint32_t *, const void *, size_t);
52 u_int	br_aes_ct_keysched_stddec(uint32_t *, const void *, size_t);
53 
54 extern struct aes_impl	aes_bear_impl;
55 
56 #endif	/* _CRYPTO_AES_AES_BEAR_H */
57