dont write out PNGs

OpenRA.Server/Server.cs

@@ -0,0 +1,75 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Net.Sockets;
+using System.Threading;
+using System.IO;
+using System.Net;
+
+namespace OpenRA.Server
+{
+	static class Server
+	{
+		static void Main(string[] args)
+		{
+			var listener = new TcpListener(IPAddress.Any, 1234);
+			var clients = new List<TcpClient>();
+
+			listener.Start();
+
+			for (; ; )
+			{
+				try
+				{
+					var conn = listener.AcceptTcpClient();
+					conn.NoDelay = true;
+					Console.WriteLine("Accepted connection from {0}", 
+						conn.Client.RemoteEndPoint.ToString());
+
+					new Thread(() =>
+					{
+						lock (clients)
+							clients.Add(conn);
+
+						var ns = conn.GetStream();
+
+						try
+						{
+							for (; ; )
+							{
+								var frame = BitConverter.ToInt32(ns.Read(4), 0);
+								var length = BitConverter.ToInt32(ns.Read(4), 0);
+								var data = ns.Read(length);
+
+								lock (clients)
+									foreach (var c in clients)
+										if (c != conn)
+										{
+											var otherStream = c.GetStream();
+											otherStream.Write(BitConverter.GetBytes(frame));
+											otherStream.Write(BitConverter.GetBytes(length));
+											otherStream.Write(data);
+										}
+							}
+						}
+						catch (Exception e)
+						{
+							Console.WriteLine("Client dropped: {0}", conn.Client.RemoteEndPoint.ToString());
+
+							lock (clients)
+								clients.Remove(conn);
+						}
+					}) { IsBackground = true }.Start();
+				}
+				catch (Exception e)
+				{
+					Console.WriteLine(e.ToString());
+				}
+			}
+		}
+
+		public static void Write(this Stream s, byte[] data) { s.Write(data, 0, data.Length); }
+		public static byte[] Read(this Stream s, int len) { var data = new byte[len]; s.Read(data, 0, len); return data; }
+	}
+}