FILETIME filetime;
if(::SystemTimeToFileTime(&timestamp,&filetime) && ::CryptCreateHash(provider,m_outer->getDefaultHashAlgId(),0,0,&hash))
{
    if(::CryptHashData(hash,(LPBYTE)&filetime,sizeof(filetime),0) && ::CryptHashData(hash,(LPBYTE)data,data_size,0))
   {
       LPBYTE temp = 0;
       for(ULONG cb = 256;;)
       {
                temp = (LPBYTE)realloc(temp,cb);
                if(temp == 0)
                {
                     nerr = ERROR_NOT_ENOUGH_MEMORY;
                     break;
                }
                if(::CryptSignHash(hash,dwKeySpec,0,0,temp,&cb))
                {
                     // Тут кладу подпись куда надо, и выхожу
                    break;
                }
                nerr = ::GetLastError();
                switch(nerr)
                {
                    case ERROR_MORE_DATA	:
                        continue;
                }
                break;
        }
    }
    else
    {
         nerr = ::GetLastError();
    }
    ::CryptDestroyHash(hash);
}