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/* 
// 
//  Purpose:
//     Cryptography Primitive.
//     Digesting message according to SHA1
// 
//  Contents:
//        ippsSHA1Unpack()
//
*/

#include "owndefs.h"
#include "owncp.h"
#include "pcphash.h"
#include "pcphash_rmf.h"
#include "pcptool.h"

/*F*
//    Name: ippsSHA1Unpack
//
// Purpose: Unpack buffer content into the initialized context.
//
// Returns:                Reason:
//    ippStsNullPtrErr        pSize == NULL
//                            pBuffer == NULL
//    ippStsNoErr             no errors
//
// Parameters:
//    pBuffer     pointer to the input buffer
//    pCtx        pointer hash state
//
*F*/
IPPFUN(IppStatus, ippsSHA1Unpack,(const Ipp8u* pBuffer, IppsSHA1State* pCtx))
{
   /* test pointers */
   IPP_BAD_PTR2_RET(pCtx, pBuffer);
   pCtx = (IppsSHA1State*)( IPP_ALIGNED_PTR(pCtx, SHA1_ALIGNMENT) );

   CopyBlock(pBuffer, pCtx, sizeof(IppsSHA1State));
   return ippStsNoErr;
}