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synced 2026-08-13 05:05:43 +08:00
Update svn properties. Minor formatting cleanup.
This commit is contained in:
Jeff Ames
343
ThirdParty/3Di/LoadBalancer/TcpServer.cs
vendored
343
ThirdParty/3Di/LoadBalancer/TcpServer.cs
vendored
@@ -1,30 +1,29 @@
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/*
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* Copyright (c) Contributors, http://opensimulator.org/
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* See CONTRIBUTORS.TXT for a full list of copyright holders.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* * Neither the name of the OpenSim Project nor the
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* names of its contributors may be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY
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* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY
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* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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*/
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* Copyright (c) Contributors, http://opensimulator.org/
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* See CONTRIBUTORS.TXT for a full list of copyright holders.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* * Neither the name of the OpenSim Project nor the
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* names of its contributors may be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY
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* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY
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* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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using System;
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using System.IO;
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@@ -38,182 +37,180 @@ using OpenSim.Framework.Console;
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namespace OpenSim.ApplicationPlugins.LoadBalancer {
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public class StateObject {
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public Socket workSocket = null;
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public const int BufferSize = 2048;
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public byte[] buffer = new byte[BufferSize];
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public MemoryStream ms_ptr = new MemoryStream();
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public InternalPacketHeader header = null;
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}
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public class StateObject {
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public Socket workSocket = null;
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public const int BufferSize = 2048;
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public byte[] buffer = new byte[BufferSize];
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public MemoryStream ms_ptr = new MemoryStream();
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public InternalPacketHeader header = null;
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}
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public class AsynchronousSocketListener {
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public static string data = null;
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public static ManualResetEvent allDone = new ManualResetEvent(false);
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public class AsynchronousSocketListener {
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public static string data = null;
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public static ManualResetEvent allDone = new ManualResetEvent(false);
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#region KIRYU
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public delegate void PacketRecieveHandler(InternalPacketHeader header, byte[] buff);
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public static PacketRecieveHandler PacketHandler = null;
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#endregion
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public AsynchronousSocketListener() { }
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public AsynchronousSocketListener() { }
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public static void StartListening(int port) {
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IPHostEntry ipHostInfo = Dns.GetHostEntry(Dns.GetHostName());
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IPAddress ipAddress = ipHostInfo.AddressList[0];
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IPEndPoint localEndPoint = new IPEndPoint(ipAddress, port);
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public static void StartListening(int port) {
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IPHostEntry ipHostInfo = Dns.GetHostEntry(Dns.GetHostName());
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IPAddress ipAddress = ipHostInfo.AddressList[0];
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IPEndPoint localEndPoint = new IPEndPoint(ipAddress, port);
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Socket listener = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp );
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try {
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listener.Bind(localEndPoint);
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listener.Listen(100);
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while (true) {
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allDone.Reset();
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listener.BeginAccept( new AsyncCallback(AcceptCallback), listener );
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allDone.WaitOne();
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}
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} catch (Exception e) {
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Console.WriteLine(e.ToString());
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}
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/*
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Console.WriteLine("\nPress ENTER to continue...");
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Console.Read();
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*/
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}
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Socket listener = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp );
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try {
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listener.Bind(localEndPoint);
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listener.Listen(100);
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while (true) {
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allDone.Reset();
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listener.BeginAccept( new AsyncCallback(AcceptCallback), listener );
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allDone.WaitOne();
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}
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} catch (Exception e) {
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Console.WriteLine(e.ToString());
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}
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/*
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Console.WriteLine("\nPress ENTER to continue...");
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Console.Read();
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*/
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}
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public static void AcceptCallback(IAsyncResult ar) {
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allDone.Set();
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Socket listener = (Socket) ar.AsyncState;
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Socket handler = listener.EndAccept(ar);
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StateObject state = new StateObject();
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state.workSocket = handler;
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handler.BeginReceive( state.buffer, 0, StateObject.BufferSize, 0, new AsyncCallback(ReadCallback), state);
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}
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public static void AcceptCallback(IAsyncResult ar) {
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allDone.Set();
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Socket listener = (Socket) ar.AsyncState;
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Socket handler = listener.EndAccept(ar);
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StateObject state = new StateObject();
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state.workSocket = handler;
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handler.BeginReceive( state.buffer, 0, StateObject.BufferSize, 0, new AsyncCallback(ReadCallback), state);
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}
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public static void ReadCallback(IAsyncResult ar) {
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String content = String.Empty;
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StateObject state = (StateObject) ar.AsyncState;
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Socket handler = state.workSocket;
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public static void ReadCallback(IAsyncResult ar) {
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String content = String.Empty;
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StateObject state = (StateObject) ar.AsyncState;
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Socket handler = state.workSocket;
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try
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{
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int bytesRead = handler.EndReceive(ar);
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//MainLog.Instance.Verbose("TCPSERVER", "Received packet [{0}]", bytesRead);
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if (bytesRead > 0) {
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state.ms_ptr.Write(state.buffer, 0, bytesRead);
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}
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else
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{
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//MainLog.Instance.Verbose("TCPSERVER", "Connection terminated");
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return;
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}
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int bytesRead = handler.EndReceive(ar);
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//MainLog.Instance.Verbose("TCPSERVER", "Received packet [{0}]", bytesRead);
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long rest_size = state.ms_ptr.Length;
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long current_pos = 0;
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while (rest_size > TcpClient.internalPacketHeaderSize) {
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if (bytesRead > 0) {
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state.ms_ptr.Write(state.buffer, 0, bytesRead);
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}
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else
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{
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//MainLog.Instance.Verbose("TCPSERVER", "Connection terminated");
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return;
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}
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if ((state.header == null) && (rest_size >= TcpClient.internalPacketHeaderSize))
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{
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//MainLog.Instance.Verbose("TCPSERVER", "Processing header");
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long rest_size = state.ms_ptr.Length;
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long current_pos = 0;
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while (rest_size > TcpClient.internalPacketHeaderSize) {
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// reading header
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state.header = new InternalPacketHeader();
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if ((state.header == null) && (rest_size >= TcpClient.internalPacketHeaderSize))
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{
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//MainLog.Instance.Verbose("TCPSERVER", "Processing header");
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byte[] headerbytes = new byte[TcpClient.internalPacketHeaderSize];
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state.ms_ptr.Position = current_pos;
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state.ms_ptr.Read(headerbytes, 0, TcpClient.internalPacketHeaderSize);
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state.ms_ptr.Seek(0, SeekOrigin.End);
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state.header.FromBytes(headerbytes);
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}
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// reading header
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state.header = new InternalPacketHeader();
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if ((state.header != null) && (rest_size >= state.header.numbytes + TcpClient.internalPacketHeaderSize))
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{
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//MainLog.Instance.Verbose("TCPSERVER", "Processing body");
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byte[] headerbytes = new byte[TcpClient.internalPacketHeaderSize];
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state.ms_ptr.Position = current_pos;
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state.ms_ptr.Read(headerbytes, 0, TcpClient.internalPacketHeaderSize);
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state.ms_ptr.Seek(0, SeekOrigin.End);
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state.header.FromBytes(headerbytes);
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}
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// reading body
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byte[] packet = new byte[state.header.numbytes];
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state.ms_ptr.Position = current_pos + TcpClient.internalPacketHeaderSize;
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state.ms_ptr.Read(packet, 0, state.header.numbytes);
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if ((state.header != null) && (rest_size >= state.header.numbytes + TcpClient.internalPacketHeaderSize))
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{
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//MainLog.Instance.Verbose("TCPSERVER", "Processing body");
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// reading body
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byte[] packet = new byte[state.header.numbytes];
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state.ms_ptr.Position = current_pos + TcpClient.internalPacketHeaderSize;
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state.ms_ptr.Read(packet, 0, state.header.numbytes);
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/*
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for(int i=0; i<state.header.numbytes; i++) {
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System.Console.Write(packet[i] + " ");
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}
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System.Console.WriteLine();
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for(int i=0; i<state.header.numbytes; i++) {
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System.Console.Write(packet[i] + " ");
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}
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System.Console.WriteLine();
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*/
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state.ms_ptr.Seek(0, SeekOrigin.End);
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// call loadbarancer function
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if (PacketHandler != null)
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{
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//MainLog.Instance.Verbose("TCPSERVER", "calling PacketHandler");
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PacketHandler(state.header, packet);
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}
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else
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{
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//MainLog.Instance.Verbose("TCPSERVER", "PacketHandler not found");
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}
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state.ms_ptr.Seek(0, SeekOrigin.End);
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// call loadbarancer function
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if (PacketHandler != null)
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{
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//MainLog.Instance.Verbose("TCPSERVER", "calling PacketHandler");
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PacketHandler(state.header, packet);
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}
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else
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{
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//MainLog.Instance.Verbose("TCPSERVER", "PacketHandler not found");
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}
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int read_size = state.header.numbytes + TcpClient.internalPacketHeaderSize;
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state.header = null;
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int read_size = state.header.numbytes + TcpClient.internalPacketHeaderSize;
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state.header = null;
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rest_size -= read_size;
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current_pos += read_size;
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rest_size -= read_size;
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current_pos += read_size;
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if (rest_size < TcpClient.internalPacketHeaderSize) {
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byte[] rest_bytes = new byte[rest_size];
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state.ms_ptr.Position = read_size;
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state.ms_ptr.Read(rest_bytes, 0, (int)rest_size);
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state.ms_ptr.Close();
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state.ms_ptr = new MemoryStream();
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state.ms_ptr.Write(rest_bytes, 0, (int)rest_size);
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break;
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}
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}
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if (rest_size < TcpClient.internalPacketHeaderSize) {
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byte[] rest_bytes = new byte[rest_size];
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state.ms_ptr.Position = read_size;
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state.ms_ptr.Read(rest_bytes, 0, (int)rest_size);
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state.ms_ptr.Close();
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state.ms_ptr = new MemoryStream();
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state.ms_ptr.Write(rest_bytes, 0, (int)rest_size);
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break;
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}
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}
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} // while (true)
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} // while (true)
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}
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catch (Exception e)
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{
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//MainLog.Instance.Verbose("TCPSERVER", e.ToString());
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//MainLog.Instance.Verbose("TCPSERVER", e.StackTrace);
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}
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}
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catch (Exception e)
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{
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//MainLog.Instance.Verbose("TCPSERVER", e.ToString());
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//MainLog.Instance.Verbose("TCPSERVER", e.StackTrace);
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}
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handler.BeginReceive( state.buffer, 0, StateObject.BufferSize, 0, new AsyncCallback(ReadCallback), state);
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}
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private static void Send(Socket handler, String data) {
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byte[] byteData = Encoding.ASCII.GetBytes(data);
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handler.BeginSend(byteData, 0, byteData.Length, 0, new AsyncCallback(SendCallback), handler);
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}
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handler.BeginReceive( state.buffer, 0, StateObject.BufferSize, 0, new AsyncCallback(ReadCallback), state);
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}
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private static void Send(Socket handler, String data) {
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byte[] byteData = Encoding.ASCII.GetBytes(data);
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handler.BeginSend(byteData, 0, byteData.Length, 0, new AsyncCallback(SendCallback), handler);
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}
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private static void SendCallback(IAsyncResult ar) {
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try {
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Socket handler = (Socket) ar.AsyncState;
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int bytesSent = handler.EndSend(ar);
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//Console.WriteLine("Sent {0} bytes to client.", bytesSent);
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handler.Shutdown(SocketShutdown.Both);
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handler.Close();
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} catch (Exception e) {
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Console.WriteLine(e.ToString());
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}
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}
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}
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private static void SendCallback(IAsyncResult ar) {
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try {
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Socket handler = (Socket) ar.AsyncState;
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int bytesSent = handler.EndSend(ar);
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//Console.WriteLine("Sent {0} bytes to client.", bytesSent);
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handler.Shutdown(SocketShutdown.Both);
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handler.Close();
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} catch (Exception e) {
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Console.WriteLine(e.ToString());
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}
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}
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}
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public class TcpServer {
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private int mPort = 11000;
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public TcpServer() {
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}
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public TcpServer(int port) {
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mPort = port;
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}
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public void start() {
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AsynchronousSocketListener.StartListening(mPort);
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}
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}
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public class TcpServer {
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private int mPort = 11000;
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public TcpServer() {
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}
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public TcpServer(int port) {
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mPort = port;
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}
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public void start() {
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AsynchronousSocketListener.StartListening(mPort);
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}
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}
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}
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Block a user