67 lines
1.5 KiB
C
67 lines
1.5 KiB
C
/*
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* GOST R 34.11-2012 core functions definitions.
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*
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* Copyright (c) 2013 Cryptocom LTD.
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* This file is distributed under the same license as OpenSSL.
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*
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* Author: Alexey Degtyarev <alexey@renatasystems.org>
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*
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*/
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#include <string.h>
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#ifdef OPENSSL_IA32_SSE2
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# ifdef __MMX__
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# ifdef __SSE2__
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# define __GOST3411_HAS_SSE2__
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# endif
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# endif
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#endif
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#ifdef __GOST3411_HAS_SSE2__
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# if (__GNUC__ < 4) || (__GNUC__ == 4 && __GNUC_MINOR__ < 2)
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# undef __GOST3411_HAS_SSE2__
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# endif
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#endif
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#ifndef L_ENDIAN
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# define __GOST3411_BIG_ENDIAN__
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#endif
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#if defined __GOST3411_HAS_SSE2__
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# include "gosthash2012_sse2.h"
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#else
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# include "gosthash2012_ref.h"
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#endif
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#ifdef _MSC_VER
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# define ALIGN(x) __declspec(align(x))
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#else
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# define ALIGN(x) __attribute__ ((__aligned__(x)))
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#endif
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ALIGN(16)
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typedef union uint512_u {
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unsigned long long QWORD[8];
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} uint512_u;
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#include "gosthash2012_const.h"
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#include "gosthash2012_precalc.h"
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/* GOST R 34.11-2012 hash context */
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ALIGN(16)
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typedef struct gost2012_hash_ctx {
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ALIGN(16) unsigned char buffer[64];
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union uint512_u hash;
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union uint512_u h;
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union uint512_u N;
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union uint512_u Sigma;
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size_t bufsize;
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unsigned int digest_size;
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} gost2012_hash_ctx;
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void init_gost2012_hash_ctx(gost2012_hash_ctx * CTX,
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const unsigned int digest_size);
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void gost2012_hash_block(gost2012_hash_ctx * CTX,
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const unsigned char *data, size_t len);
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void gost2012_finish_hash(gost2012_hash_ctx * CTX, unsigned char *digest);
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