Home | History | Annotate | Download | only in ippcp
      1 /*******************************************************************************
      2 * Copyright 2018 Intel Corporation
      3 * All Rights Reserved.
      4 *
      5 * If this  software was obtained  under the  Intel Simplified  Software License,
      6 * the following terms apply:
      7 *
      8 * The source code,  information  and material  ("Material") contained  herein is
      9 * owned by Intel Corporation or its  suppliers or licensors,  and  title to such
     10 * Material remains with Intel  Corporation or its  suppliers or  licensors.  The
     11 * Material  contains  proprietary  information  of  Intel or  its suppliers  and
     12 * licensors.  The Material is protected by  worldwide copyright  laws and treaty
     13 * provisions.  No part  of  the  Material   may  be  used,  copied,  reproduced,
     14 * modified, published,  uploaded, posted, transmitted,  distributed or disclosed
     15 * in any way without Intel's prior express written permission.  No license under
     16 * any patent,  copyright or other  intellectual property rights  in the Material
     17 * is granted to  or  conferred  upon  you,  either   expressly,  by implication,
     18 * inducement,  estoppel  or  otherwise.  Any  license   under such  intellectual
     19 * property rights must be express and approved by Intel in writing.
     20 *
     21 * Unless otherwise agreed by Intel in writing,  you may not remove or alter this
     22 * notice or  any  other  notice   embedded  in  Materials  by  Intel  or Intel's
     23 * suppliers or licensors in any way.
     24 *
     25 *
     26 * If this  software  was obtained  under the  Apache License,  Version  2.0 (the
     27 * "License"), the following terms apply:
     28 *
     29 * You may  not use this  file except  in compliance  with  the License.  You may
     30 * obtain a copy of the License at http://www.apache.org/licenses/LICENSE-2.0
     31 *
     32 *
     33 * Unless  required  by   applicable  law  or  agreed  to  in  writing,  software
     34 * distributed under the License  is distributed  on an  "AS IS"  BASIS,  WITHOUT
     35 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     36 *
     37 * See the   License  for the   specific  language   governing   permissions  and
     38 * limitations under the License.
     39 *******************************************************************************/
     40 
     41 /*
     42 //     Intel(R) Integrated Performance Primitives. Cryptography Primitives.
     43 //     GF(p^d) methods
     44 //
     45 */
     46 #include "owncp.h"
     47 
     48 #include "pcpgfpxstuff.h"
     49 #include "pcpgfpxmethod_com.h"
     50 
     51 
     52 /*
     53 // return common polynomi alarith methods
     54 */
     55 static gsModMethod* gsPolyArith(void)
     56 {
     57    static gsModMethod m = {
     58       cpGFpxEncode_com,
     59       cpGFpxDecode_com,
     60       cpGFpxMul_com,
     61       cpGFpxSqr_com,
     62       NULL,
     63       cpGFpxAdd_com,
     64       cpGFpxSub_com,
     65       cpGFpxNeg_com,
     66       cpGFpxDiv2_com,
     67       cpGFpxMul2_com,
     68       cpGFpxMul3_com,
     69       //cpGFpxInv
     70    };
     71    return &m;
     72 }
     73 
     74 /*F*
     75 // Name: ippsGFpxMethod_binom2
     76 //
     77 // Purpose: Returns a reference to the implementation of arithmetic operations over GF(pd).
     78 //
     79 // Returns:          pointer to a structure containing
     80 //                   an implementation of arithmetic operations over GF(pd)
     81 //                   g(x) = x^d + x(d - 1) a_(d-1) + x^(d - 2)a_(d - 2) + ... + x1a1 + a0, ai from GF(p)
     82 //
     83 //
     84 *F*/
     85 
     86 IPPFUN( const IppsGFpMethod*, ippsGFpxMethod_com, (void) )
     87 {
     88    static IppsGFpMethod method = {
     89       cpID_Poly,
     90       0,
     91       NULL,
     92       NULL
     93    };
     94    method.arith = gsPolyArith();
     95    return &method;
     96 }
     97