1  /*
       2   * Copyright (c) 2013, Alexey Degtyarev <alexey@renatasystems.org>.
       3   * All rights reserved.
       4   *
       5   * $Id$
       6   */
       7  
       8  #ifndef _CRYPT_ALG_GOST3411_2012_CORE_H
       9  #define _CRYPT_ALG_GOST3411_2012_CORE_H
      10  
      11  #if defined   __GOST3411_HAS_SSE41__
      12  #include "alg-gost3411-2012-sse41.h"
      13  #elif defined __GOST3411_HAS_SSE2__
      14  #include "alg-gost3411-2012-sse2.h"
      15  #elif defined __GOST3411_HAS_MMX__
      16  #include "alg-gost3411-2012-mmx.h"
      17  #else
      18  #include "alg-gost3411-2012-ref.h"
      19  #endif
      20  
      21  typedef union uint512_u
      22  {
      23      unsigned long long QWORD[8];
      24  } uint512_u;
      25  
      26  #include "alg-gost3411-2012-const.h"
      27  #include "alg-gost3411-2012-precalc.h"
      28  
      29  typedef struct GOST34112012Context
      30  {
      31      unsigned char buffer[64];
      32      uint512_u hash;
      33      uint512_u h;
      34      uint512_u N;
      35      uint512_u Sigma;
      36      size_t bufsize;
      37      unsigned int digest_size;
      38  } GOST34112012Context;
      39  
      40  extern void GOST34112012Init(GOST34112012Context *CTX,
      41                 const unsigned int digest_size);
      42  
      43  extern void GOST34112012Update(GOST34112012Context *CTX,
      44                 const unsigned char *data, size_t len);
      45  
      46  extern void GOST34112012Final(GOST34112012Context *CTX,
      47                 unsigned char *digest);
      48  
      49  extern void GOST34112012Cleanup(GOST34112012Context *CTX);
      50  
      51  #endif /* alg-gost3411-2012-core.h */