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CotpServerOpen(String, NotifyDataChangedEventHandler, Int32) Method

Open a COTP server. Creates a server and starts accepting connections, calling 'dataChangedHandler' with data from each connection as it arrives. This method returns after the server has been established, leaving the accepting and servicing of connections to a background thread.

Namespace: Demo3D.Net.Protocols
Assembly: Demo3D.IO (in Demo3D.IO.dll) Version: 19.00.00
Syntax
C#
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public static ServerSocket Open(
	string tsap,
	NotifyDataChangedEventHandler dataChangedHandler,
	int port = -1
)

Parameters

tsap  String
The local TSAP to open the server on.
dataChangedHandler  NotifyDataChangedEventHandler
Delegate for servicing new data arriving on a client connection.
port  Int32  (Optional)
ISO port number.

Return Value

ServerSocket
The COTP protocol socket.
Example
C#
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// Start a new server, calling DataReceived for every packet received.
public void StartServer(string tsap) {
    CotpServer.Open(tsap, DataReceived);
}

// Called when data is received.
void DataReceived(ProtocolSocket socket, object service, NotifyDataChangedEventArgs e) {
    var    io      = (IPacketIOService)service;    // CotpServer uses IPacketIOService.
    var    args    = (PacketChangedEventArgs)e;    // IPacketIOService posts PacketChangedEventArgs when it raises a DataChanged event.
    var    message = args.GetData();               // Read from the packet.
    string str     = BinaryTextEncoding.FixedLengthASCII.GetString(message);

    Logger.Log("Message received: " + message);

    // Send back a reply.
    var reply = BinaryTextEncoding.NullTerminatedASCII.GetBytes("hello");
    io.Write(reply);
}
See Also