text: /*******************************************************************************
  * Copyright 2005-2020 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.
  *******************************************************************************/
  
  /* 
  // 
  //  Purpose:
  //     Cryptography Primitive.
  //     DL over Prime Field (initialization)
  // 
  //  Contents:
  //        cpUnpackDLPCtx()
  //
  */
  
  #include "owndefs.h"
  #include "owncp.h"
  #include "pcpdlp.h"
  #include "pcptool.h"
  
  void cpUnpackDLPCtx(const Ipp8u* pBuffer, IppsDLPState* pDLP)
  {
     IppsDLPState* pAlignedBuffer = (IppsDLPState*)( IPP_ALIGNED_PTR(pBuffer, DLP_ALIGNMENT) );
  
     CopyBlock(pAlignedBuffer, pDLP, sizeof(IppsDLPState));
     DLP_MONTP0(pDLP) =   (gsModEngine*)((Ipp8u*)pDLP+ IPP_UINT_PTR(DLP_MONTP0(pAlignedBuffer)));
     DLP_MONTP1(pDLP) = NULL;
     DLP_MONTR(pDLP)   =   (gsModEngine*)((Ipp8u*)pDLP+ IPP_UINT_PTR(DLP_MONTR(pAlignedBuffer)));
  
     DLP_GENC(pDLP)    = (IppsBigNumState*)((Ipp8u*)pDLP+ IPP_UINT_PTR(DLP_GENC(pAlignedBuffer)));
     DLP_X(pDLP)       = (IppsBigNumState*)((Ipp8u*)pDLP+ IPP_UINT_PTR(DLP_X(pAlignedBuffer)));
     DLP_YENC(pDLP)    = (IppsBigNumState*)((Ipp8u*)pDLP+ IPP_UINT_PTR(DLP_YENC(pAlignedBuffer)));
  
     DLP_PRIMEGEN(pDLP)=  (IppsPrimeState*)((Ipp8u*)pDLP+ IPP_UINT_PTR(DLP_PRIMEGEN(pAlignedBuffer)));
  
     DLP_METBL(pDLP)   = (BNU_CHUNK_T*)((Ipp8u*)pDLP+ IPP_UINT_PTR(DLP_METBL(pAlignedBuffer)));
     DLP_BNCTX(pDLP)   =      (BigNumNode*)((Ipp8u*)pDLP+ IPP_UINT_PTR(DLP_BNCTX(pAlignedBuffer)));
     #if defined(_USE_WINDOW_EXP_)
     DLP_BNUCTX0(pDLP) = (WINDOW==DLP_EXPMETHOD(pDLP))?(BNU_CHUNK_T*)((Ipp8u*)pDLP+ IPP_UINT_PTR(DLP_BNUCTX0(pAlignedBuffer))) : NULL;
     DLP_BNUCTX1(pDLP) = NULL;
     #endif
  
     gsUnpackModEngineCtx((Ipp8u*)pAlignedBuffer+IPP_UINT_PTR(DLP_MONTP0(pAlignedBuffer)), DLP_MONTP0(pDLP));
     gsUnpackModEngineCtx((Ipp8u*)pAlignedBuffer+IPP_UINT_PTR(DLP_MONTR(pAlignedBuffer)),    DLP_MONTR(pDLP));
     cpUnpackBigNumCtx((Ipp8u*)pAlignedBuffer+IPP_UINT_PTR(DLP_GENC(pAlignedBuffer)),   DLP_GENC(pDLP));
     cpUnpackBigNumCtx((Ipp8u*)pAlignedBuffer+IPP_UINT_PTR(DLP_X(pAlignedBuffer)),      DLP_X(pDLP));
     cpUnpackBigNumCtx((Ipp8u*)pAlignedBuffer+IPP_UINT_PTR(DLP_YENC(pAlignedBuffer)),   DLP_YENC(pDLP));
     cpUnpackPrimeCtx((Ipp8u*)pAlignedBuffer+IPP_UINT_PTR(DLP_PRIMEGEN(pAlignedBuffer)),DLP_PRIMEGEN(pDLP));
     cpBigNumListInit(DLP_BITSIZEP(pDLP)+1, BNLISTSIZE, DLP_BNCTX(pDLP));
  }
  