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     40 
     41 /*
     42 //               Intel(R) Integrated Performance Primitives
     43 //                   Cryptographic Primitives (ippcp)
     44 //
     45 //  Contents:
     46 //     cpPackBigNumCtx()
     47 //
     48 //
     49 */
     50 
     51 #include "owndefs.h"
     52 #include "owncp.h"
     53 #include "pcpbn.h"
     54 #include "pcptool.h"
     55 
     56 
     57 /*F*
     58 //    Name: cpPackBigNumCtx
     59 //
     60 // Purpose: Serialize bigNum context
     61 //
     62 // Parameters:
     63 //    pBN     BigNum
     64 //    pBuffer buffer
     65 *F*/
     66 void cpPackBigNumCtx(const IppsBigNumState* pBN, Ipp8u* pBuffer)
     67 {
     68    IppsBigNumState* pAlignedBuffer = (IppsBigNumState*)(IPP_ALIGNED_PTR((pBuffer), BN_ALIGNMENT));
     69    CopyBlock(pBN, pAlignedBuffer, sizeof(IppsBigNumState));
     70    BN_NUMBER(pAlignedBuffer) = (BNU_CHUNK_T*)((Ipp8u*)NULL + IPP_UINT_PTR(BN_NUMBER(pBN))-IPP_UINT_PTR(pBN));
     71    BN_BUFFER(pAlignedBuffer) = (BNU_CHUNK_T*)((Ipp8u*)NULL + IPP_UINT_PTR(BN_BUFFER(pBN))-IPP_UINT_PTR(pBN));
     72    CopyBlock(BN_NUMBER(pBN), (Ipp8u*)pAlignedBuffer+IPP_UINT_PTR(BN_NUMBER(pAlignedBuffer)), BN_ROOM(pBN)*sizeof(BNU_CHUNK_T));
     73    CopyBlock(BN_BUFFER(pBN), (Ipp8u*)pAlignedBuffer+IPP_UINT_PTR(BN_BUFFER(pAlignedBuffer)), BN_ROOM(pBN)*sizeof(BNU_CHUNK_T));
     74 }
     75