Ticket #6168: syslogd.cs

// Copyright (c) 2010 Andreas Faerber <andreas.faerber@web.de>
// All rights reserved. Distributed under the terms of the MIT License.

using System;
using System.Net;
using System.Net.Sockets;
using System.Text;

class Test {
    static void Main() {
        UdpClient client = new UdpClient(514);
        client.EnableBroadcast = true;
        Console.WriteLine("{0}", client.Client.LocalEndPoint);
        while (true) {
            IPEndPoint ep = new IPEndPoint(IPAddress.Any, 0);
            byte[] data = client.Receive(ref ep);
            int n = -1;
            for (int i = 0; i < data.Length - 3; i++) {
                if (data[i] == 0xEF && data[i + 1] == 0xBB && data[i + 2] == 0xBF) {
                    n = i;
                    break;
                }
            }
            if (n >= 0) {
                if (false) {
                    string prefix = Encoding.ASCII.GetString(data, 0, n);
                    Console.Write("{0}", prefix);
                }
                n += 3;
                string message = Encoding.UTF8.GetString(data, n, data.Length - n);
                Console.WriteLine("{0}", message);
            } else {
                string message = Encoding.ASCII.GetString(data);
                Console.WriteLine("{0} von {1}", message, ep);
            }
        }
    }
}