NFe.Components.FTP.FillBucket C# (CSharp) Method

        private void FillBucket()
        {
            Byte[] bytes = new Byte[512];
            long bytesgot;
            int msecs_passed = 0;		// #######################################

            while (main_sock.Available < 1)
            {
                System.Threading.Thread.Sleep(50);
                msecs_passed += 50;
                // this code is just a fail safe option 
                // so the code doesn't hang if there is 
                // no data comming.
                if (msecs_passed > timeout)
                {
                    Disconnect();
                    throw new Exception("Timed out waiting on server to respond.");
                }
            }

            while (main_sock.Available > 0)
            {
                bytesgot = main_sock.Receive(bytes, 512, 0);
                bucket += Encoding.ASCII.GetString(bytes, 0, (int)bytesgot);
                // this may not be needed, gives any more data that hasn't arrived
                // just yet a small chance to get there.
                System.Threading.Thread.Sleep(50);
            }
        }