{

long i = 0;
struct timeval start;
struct timeval current;

gettimeofday(&start);

for(;;)
{
    Buffers[0].pvBuffer     = pbIoBuffer;
    Buffers[0].cbBuffer     = Sizes.cbHeader;
    Buffers[0].BufferType   = SECBUFFER_STREAM_HEADER;

    Buffers[1].pvBuffer     = pbIoBuffer + Sizes.cbHeader;
    Buffers[1].cbBuffer     = Sizes.cbMaximumMessage;
    Buffers[1].BufferType   = SECBUFFER_DATA;

    Buffers[2].pvBuffer     = pbIoBuffer + Sizes.cbHeader + Sizes.cbMaximumMessage;
    Buffers[2].cbBuffer     = Sizes.cbTrailer;
    Buffers[2].BufferType   = SECBUFFER_STREAM_TRAILER;

    Buffers[3].BufferType   = SECBUFFER_EMPTY;

    Message.ulVersion       = SECBUFFER_VERSION;
    Message.cBuffers        = 4;
    Message.pBuffers        = Buffers;
    
        scRet = g_pSSPI->EncryptMessage(phContext, 0, &Message, 0);

    if(FAILED(scRet))
    {
        printf("**** Error 0x%x returned by EncryptMessage\n", scRet);
        return scRet;
    }
    
    i = i + 1;
    
    gettimeofday(&current);
    
    {
	double start_sec = 0;
	double current_sec = 0;
	    
	start_sec = start.tv_sec + ((double)start.tv_usec)/1000000;
	current_sec = current.tv_sec + ((double)current.tv_usec)/1000000;
	
	if(current_sec - start_sec > 1)
	{
    	    long speed = (i*Sizes.cbMaximumMessage*8) / (current_sec - start_sec) / 1048576;
    	    printf("Encryption speed: %d MBit/sec \n", speed);
    	    i = 0;
    	    
    	    gettimeofday(&start);
	}
    }
        
        
}
}