private void ReceiveCallback(IAsyncResult ar)
{
// Retrieve the state object and the client socket
// from the asynchronous state object.
var state = (StateObject)ar.AsyncState;
if (!state.WorkSocket.Connected)
{
return;
}
var client = state.WorkSocket;
// Read data from the remote device.
var bytesRead = client.EndReceive(ar);
client.BeginReceive(state.Buffer, 0, StateObject.BUFFER_SIZE, 0,
new AsyncCallback(ReceiveCallback), state);
if (bytesRead > 0)
{
// There might be more data, so store the data received so far.
var data = Encoding.ASCII.GetString(state.Buffer, 0, bytesRead);
if (data.StartsWith("#"))
{
return;
}
PacketInfo packetInfo;
try
{
packetInfo = new PacketInfo(data);
}
catch (Exception)
{
//TODO: log/show an error
return;
}
if (PacketReceived != null)
{
PacketReceived(this, new PacketInfoEventArgs(packetInfo));
}
}
}
public PacketInfoEventArgs(PacketInfo pi)
{
PacketInfo = pi;
}