/*

 * Copyright 2013-2018 The OpenSSL Project Authors. All Rights Reserved.

 * Copyright (c) 2012, Intel Corporation. All Rights Reserved.

 *

 * Licensed under the OpenSSL license (the "License").  You may not use

 * this file except in compliance with the License.  You can obtain a copy

 * in the file LICENSE in the source distribution or at

 * https://www.openssl.org/source/license.html

 *

 * Originally written by Shay Gueron (1, 2), and Vlad Krasnov (1)

 * (1) Intel Corporation, Israel Development Center, Haifa, Israel

 * (2) University of Haifa, Israel

 */

#ifndef OSSL_CRYPTO_BN_RSAZ_EXP_H

# define OSSL_CRYPTO_BN_RSAZ_EXP_H

# undef RSAZ_ENABLED

# if defined(OPENSSL_BN_ASM_MONT) && \

        (defined(__x86_64) || defined(__x86_64__) || \

         defined(_M_AMD64) || defined(_M_X64))

#  define RSAZ_ENABLED

#  include <openssl/bn.h>

void RSAZ_1024_mod_exp_avx2(BN_ULONG result[16],

                            const BN_ULONG base_norm[16],

                            const BN_ULONG exponent[16],

                            const BN_ULONG m_norm[16], const BN_ULONG RR[16],

                            BN_ULONG k0);

int rsaz_avx2_eligible(void);

void RSAZ_512_mod_exp(BN_ULONG result[8],

                      const BN_ULONG base_norm[8], const BN_ULONG exponent[8],

                      const BN_ULONG m_norm[8], BN_ULONG k0,

                      const BN_ULONG RR[8]);

# endif

#endif