public IEnumerable <byte[]> RemoveUpperProtocolFrame(byte[] rxData, int count)
{
var dataPackets = new List <byte[]>();
_tpktBuffer = _tpktBuffer.Concat(rxData.Take(count)).ToArray();
while (true)
{
var length = Tpkt.Length(_tpktBuffer);
if (length <= 0)
{
Thread.Sleep(1);
return(dataPackets);
}
if (_tpktBuffer.Length < length)
{
return(dataPackets);
}
var packet = HandleTpkt(_tpktBuffer.Take(length).ToArray());
if (packet == null)
{
Thread.Sleep(1);
}
dataPackets.Add(packet);
_tpktBuffer = _tpktBuffer.Skip(length).ToArray();
if (_tpktBuffer.Length <= 0)
{
return(dataPackets);
}
}
}
public byte[] AddUpperProtocolFrame(byte[] txData)
{
var frameSize = 1 << SizeTpduSending;
var b = new byte[] { };
do
{
// Take a frame
var frame = txData.Take(frameSize).ToArray();
txData = txData.Skip(frameSize).ToArray();
b = b.Concat(Tpkt.WrapHeader((new byte[]
{
0x02, // Header Length -> sizeof DT -1
TpduDt.PduType,
(byte)(txData.Length > 0 ? 0x00 : TpdtDtEotFlag)
}).Concat(frame).ToArray())).ToArray();
} while (txData.Length > 0);
return(b);
}
public void Connect()
{
Send(Tpkt.WrapHeader(TpduCr.WrapHeader(CreateCotpParams())));
}
