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/* 
// 
//  Purpose:
//     Cryptography Primitive.
//     SHA512 message digest
// 
//  Contents:
//        InitSHA512()
//
*/

#include "owndefs.h"
#include "owncp.h"
#include "pcphash.h"
#include "pcphash_rmf.h"
#include "pcptool.h"
#include "pcpsha512stuff.h"

IppStatus InitSHA512(IppsSHA512State* pState, const DigestSHA512 IV)
{
   /* test state pointer */
   IPP_BAD_PTR1_RET(pState);
   pState = (IppsSHA512State*)( IPP_ALIGNED_PTR(pState, SHA512_ALIGNMENT) );

   /* set state ID */
   HASH_CTX_ID(pState) = idCtxSHA512;
   /* zeros message length */
   HASH_LENLO(pState) = 0;
   HASH_LENHI(pState) = 0;
   /* message buffer is free */
   HAHS_BUFFIDX(pState) = 0;
   /* setup initial digest */
   hashInit(HASH_VALUE(pState), IV);

   return ippStsNoErr;
}