CryptHashMessage

function CryptHashMessage(

  pHashPara: PCRYPT_HASH_MESSAGE_PARA;

  fDetachedHash: BOOL;

  cToBeHashed: DWORD;

  rgpbToBeHashed: LPBYTE;

  rgcbToBeHashed: LPDWORD;

  pbHashedBlob: LPBYTE;

  pcbHashedBlob: LPDWORD;

  pbComputedHash: LPBYTE;

  pcbComputedHash: LPDWORD

):BOOL;