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Contents
/**********************************************************************
* gosthash.h *
* Copyright (c) 2005-2006 Cryptocom LTD *
* This file is distributed under the same license as OpenSSL *
* *
* Declaration of GOST R 34.11-94 hash functions *
* uses and gost89.h Doesn't need OpenSSL *
**********************************************************************/
#ifndef GOSTHASH_H
#define GOSTHASH_H
#include "gost89.h"
#include <stdlib.h>
#if (defined(_WIN32) || defined(_WIN64)) && !defined(__MINGW32__)
typedef __int64 ghosthash_len;
#elif defined(__arch64__)
typedef long ghosthash_len;
#else
typedef long long ghosthash_len;
#endif
typedef struct gost_hash_ctx {
ghosthash_len len;
gost_ctx *cipher_ctx;
int left;
byte H[32];
byte S[32];
byte remainder[32];
} gost_hash_ctx;
/* Initalizes gost hash ctx, including creation of gost cipher ctx */
int init_gost_hash_ctx(gost_hash_ctx *ctx, const gost_subst_block *subst_block);
void done_gost_hash_ctx(gost_hash_ctx *ctx);
/* Cleans up all fields, except cipher ctx preparing ctx for computing
* of new hash value */
int start_hash(gost_hash_ctx *ctx);
/* Hashes block of data */
int hash_block(gost_hash_ctx *ctx, const byte *block, size_t length);
/* Finalizes computation of hash and fills buffer (which should be at
* least 32 bytes long) with value of computed hash. */
int finish_hash(gost_hash_ctx *ctx, byte *hashval);
#endif
Version data entries
19 entries across 19 versions & 3 rubygems