/*************************************************************************
* Copyright (C) 2017 Intel Corporation
*
* Licensed under the Apache License,  Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* 	http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law  or agreed  to  in  writing,  software
* distributed under  the License  is  distributed  on  an  "AS IS"  BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the  specific  language  governing  permissions  and
* limitations under the License.
*************************************************************************/

#include "gsmodmethodstuff.h"

/*
   methods
*/

/* ******************************************** */

static gsModMethod* gsArithGFp_C(void)
{
    /* clang-format off */
   static gsModMethod m = { gs_mont_encode,
                            gs_mont_decode,
                            gs_mont_mul,
                            gs_mont_sqr,
                            NULL,
                            gs_mont_add,
                            gs_mont_sub,
                            gs_mont_neg,
                            gs_mont_div2,
                            gs_mont_mul2,
                            gs_mont_mul3,
   };
    /* clang-format on */
    return &m;
}
#if (_IPP32E >= _IPP32E_L9)
static gsModMethod* gsArithGFp_X(void)
{
    /* clang-format off */
   static gsModMethod m = { gs_mont_encode,
                            gs_mont_decode,
                            gs_mont_mul,
                            gs_mont_sqr,
                            NULL,
                            gs_mont_add,
                            gs_mont_sub,
                            gs_mont_neg,
                            gs_mont_div2,
                            gs_mont_mul2,
                            gs_mont_mul3,
   };
    /* clang-format on */
    return &m;
}
#endif

IPP_OWN_DEFN(gsModMethod*, gsArithGFp, (void))
{
#if (_IPP32E >= _IPP32E_L9)
    if (IsFeatureEnabled(ippCPUID_ADCOX))
        return gsArithGFp_X();
    else
#endif
        return gsArithGFp_C();
}
