1 /* SPDX-License-Identifier: GPL-2.0+ OR BSD-2-Clause */
2 /*
3  * Copyright (c) 2013 Alexey Degtyarev <alexey@renatasystems.org>
4  * Copyright (c) 2018 Vitaly Chikunov <vt@altlinux.org>
5  *
6  * This program is free software; you can redistribute it and/or modify it
7  * under the terms of the GNU General Public License as published by the Free
8  * Software Foundation; either version 2 of the License, or (at your option)
9  * any later version.
10  */
11 
12 #ifndef _CRYPTO_STREEBOG_H_
13 #define _CRYPTO_STREEBOG_H_
14 
15 #include <linux/types.h>
16 
17 #define STREEBOG256_DIGEST_SIZE	32
18 #define STREEBOG512_DIGEST_SIZE	64
19 #define STREEBOG_BLOCK_SIZE	64
20 
21 struct streebog_uint512 {
22 	__le64 qword[8];
23 };
24 
25 struct streebog_state {
26 	union {
27 		u8 buffer[STREEBOG_BLOCK_SIZE];
28 		struct streebog_uint512 m;
29 	};
30 	struct streebog_uint512 hash;
31 	struct streebog_uint512 h;
32 	struct streebog_uint512 N;
33 	struct streebog_uint512 Sigma;
34 	size_t fillsize;
35 };
36 
37 #endif /* !_CRYPTO_STREEBOG_H_ */
38