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using System;
using System.Text;
using System.IO;
using System.Threading;
using System.Net;
using System.Net.Sockets;
using System.Timers;
using System.Reflection;
using System.Collections;
using System.Collections.Generic;
using libsecondlife;
using libsecondlife.Packets;
namespace OpenSim.Servers
{
public class UDPServerBase
{
public Socket Server;
protected IPEndPoint ServerIncoming;
protected byte[] RecvBuffer = new byte[4096];
protected byte[] ZeroBuffer = new byte[8192];
protected IPEndPoint ipeSender;
protected EndPoint epSender;
protected AsyncCallback ReceivedData;
protected int listenPort;
public UDPServerBase()
{
}
protected virtual void OnReceivedData(IAsyncResult result)
{
ipeSender = new IPEndPoint(IPAddress.Any, 0);
epSender = (EndPoint)ipeSender;
Packet packet = null;
int numBytes = Server.EndReceiveFrom(result, ref epSender);
int packetEnd = numBytes - 1;
packet = Packet.BuildPacket(RecvBuffer, ref packetEnd, ZeroBuffer);
Server.BeginReceiveFrom(RecvBuffer, 0, RecvBuffer.Length, SocketFlags.None, ref epSender, ReceivedData, null);
}
protected virtual void AddNewClient(Packet packet)
{
}
public void ServerListener()
{
ServerIncoming = new IPEndPoint(IPAddress.Any, listenPort);
Server = new Socket(AddressFamily.InterNetwork, SocketType.Dgram, ProtocolType.Udp);
Server.Bind(ServerIncoming);
ipeSender = new IPEndPoint(IPAddress.Any, 0);
epSender = (EndPoint)ipeSender;
ReceivedData = new AsyncCallback(this.OnReceivedData);
Server.BeginReceiveFrom(RecvBuffer, 0, RecvBuffer.Length, SocketFlags.None, ref epSender, ReceivedData, null);
}
public virtual void SendPacketTo(byte[] buffer, int size, SocketFlags flags, uint circuitcode)
{
// find the endpoint for this circuit
}
}
}
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