crypto/bn/rsaz_exp.h

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   2  * Copyright 2013-2016 The OpenSSL Project Authors. All Rights Reserved.
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   4  * Licensed under the OpenSSL license (the "License").  You may not use
   5  * this file except in compliance with the License.  You can obtain a copy
   6  * in the file LICENSE in the source distribution or at
   7  * https://www.openssl.org/source/license.html
   8  */
   9
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  46 * Developers and authors:                                                    *
  47 * Shay Gueron (1, 2), and Vlad Krasnov (1)                                   *
  48 * (1) Intel Corporation, Israel Development Center, Haifa, Israel            *
  49 * (2) University of Haifa, Israel                                            *
  50 *****************************************************************************/
  51
  52 #ifndef RSAZ_EXP_H
  53 # define RSAZ_EXP_H
  54
  55 # undef RSAZ_ENABLED
  56 # if defined(OPENSSL_BN_ASM_MONT) && \
  57         (defined(__x86_64) || defined(__x86_64__) || \
  58          defined(_M_AMD64) || defined(_M_X64))
  59 #  define RSAZ_ENABLED
  60
  61 #  include <openssl/bn.h>
  62
  63 void RSAZ_1024_mod_exp_avx2(BN_ULONG result[16],
  64                             const BN_ULONG base_norm[16],
  65                             const BN_ULONG exponent[16],
  66                             const BN_ULONG m_norm[16], const BN_ULONG RR[16],
  67                             BN_ULONG k0);
  68 int rsaz_avx2_eligible();
  69
  70 void RSAZ_512_mod_exp(BN_ULONG result[8],
  71                       const BN_ULONG base_norm[8], const BN_ULONG exponent[8],
  72                       const BN_ULONG m_norm[8], BN_ULONG k0,
  73                       const BN_ULONG RR[8]);
  74
  75 # endif
  76
  77 #endif