linux-stable/include/crypto/streebog.h
Eric Biggers c5c46887cf crypto: streebog - fix unaligned memory accesses
Don't cast the data buffer directly to streebog_uint512, as this
violates alignment rules.

Fixes: fe18957e8e ("crypto: streebog - add Streebog hash function")
Cc: Vitaly Chikunov <vt@altlinux.org>
Signed-off-by: Eric Biggers <ebiggers@google.com>
Reviewed-by: Vitaly Chikunov <vt@altlinux.org>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2019-04-08 14:42:55 +08:00

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C

/* SPDX-License-Identifier: GPL-2.0+ OR BSD-2-Clause */
/*
* Copyright (c) 2013 Alexey Degtyarev <alexey@renatasystems.org>
* Copyright (c) 2018 Vitaly Chikunov <vt@altlinux.org>
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the Free
* Software Foundation; either version 2 of the License, or (at your option)
* any later version.
*/
#ifndef _CRYPTO_STREEBOG_H_
#define _CRYPTO_STREEBOG_H_
#include <linux/types.h>
#define STREEBOG256_DIGEST_SIZE 32
#define STREEBOG512_DIGEST_SIZE 64
#define STREEBOG_BLOCK_SIZE 64
struct streebog_uint512 {
__le64 qword[8];
};
struct streebog_state {
union {
u8 buffer[STREEBOG_BLOCK_SIZE];
struct streebog_uint512 m;
};
struct streebog_uint512 hash;
struct streebog_uint512 h;
struct streebog_uint512 N;
struct streebog_uint512 Sigma;
size_t fillsize;
};
#endif /* !_CRYPTO_STREEBOG_H_ */