| public EndSend ( IAsyncResult asyncResult ) : int | ||
| asyncResult | IAsyncResult | |
| return | int | |
protected void SendCommand(Socket socket, string command, CommandSentEventHandler callback, bool closeConnection = false)
{
try
{
Wait();
var byteData = DongleEncoding.Default.GetBytes(command);
socket.BeginSend(byteData, 0, byteData.Length, 0, asyncResult =>
{
int bytesSent;
try
{
bytesSent = socket.EndSend(asyncResult);
}
catch (Exception exception)
{
if (OnErrorOcurred != null)
{
OnErrorOcurred(exception);
}
if (OnSocketDisconnected != null)
{
OnSocketDisconnected(socket);
}
return;
}
IsSending = false;
if (callback != null)
{
callback(command, bytesSent);
}
if (closeConnection)
{
try
{
socket.Disconnect(false);
if (OnSocketDisconnected != null)
{
OnSocketDisconnected(socket);
}
}
catch (Exception exception)
{
if (OnErrorOcurred != null)
{
OnErrorOcurred(exception);
}
}
}
}, null);
}
catch (Exception)
{
if (OnSocketDisconnected != null)
{
OnSocketDisconnected(socket);
}
}
}
private void OnSend(IAsyncResult ar)
{
try {
clientSocket.EndSend(ar);
}
catch (ObjectDisposedException) { }
catch (Exception ex) {
log("Something went wrong during sending:");
log(ex.Message);
}
}
/**
* Ends asynchronous sending.
*
* @param asyncResult
* The IAsyncResult returned from the asynchronous sending.
*/
public void SendCallback(System.IAsyncResult asyncResult)
{
try {
if (penguinSocks.Connected)
{
penguinSocks.EndSend(asyncResult);
}
}catch (System.Exception sendEx) {
Out.Logger.WriteOutput("Could not end send to socket: " + sendEx.Message);
}
}
private void DoSend(IAsyncResult ar)
{
try
{
System.Net.Sockets.Socket client = (System.Net.Sockets.Socket)ar.AsyncState;
client.EndSend(ar);
}
catch (SocketException ex)
{
DoNetworkError(ex);
}
}
private bool SendAsync(byte[] buffer, int offset, int length)
{
bool closing = false;
lock (this)
{
Socket socket = this.m_server;
if (socket == null)
{
closing = true;
}
else
{
try
{
socket.BeginSend(buffer, offset, length, 0, out SocketError error, (ar) =>
{
try
{
socket.EndSend(ar, out error);
if (error != SocketError.Success)
{
closing = true;
}
}
catch (Exception)
{
closing = true;
}
if (closing)
{
this.Close();
}
}, null);
if (error != SocketError.Success && error != SocketError.IOPending)
{
closing = true;
}
}
catch (Exception)
{
closing = true;
}
}
}
if (closing)
{
this.Close();
}
return(!closing);
}
private static void OnSent(IAsyncResult ar)
{
try
{
// Retrieve the socket from the state object.
System.Net.Sockets.Socket sock = (System.Net.Sockets.Socket)ar.AsyncState;
// Complete sending the data to the remote device.
sock.EndSend(ar);
}
catch (Exception e)
{
Console.WriteLine(e.ToString());
}
}
private void OnSend(IAsyncResult ar)
{
try {
System.Net.Sockets.Socket client = (System.Net.Sockets.Socket)ar.AsyncState;
if (client == null)
{
log("Client is null!");
}
client.EndSend(ar);
}
catch (Exception ex) {
log("Something went wrong during sending message.");
log(ex.Message);
}
}
/// <summary>
/// 发送消息完成的回调函数
/// </summary>
/// <param name="ar"></param>
private void OnSendMessageComplete(IAsyncResult ar)
{
var data = ar.AsyncState as byte[];
SocketError socketError;
_socket.EndSend(ar, out socketError);
if (socketError != SocketError.Success)
{
_socket.Disconnect(false);
throw new SocketException((int)socketError);
}
if (SendMessageCompleted != null)
{
SendMessageCompleted(this, new SocketEventArgs(data));
}
//Debug.Log("Send message successful !");
}
void _instance_endSend(IAsyncResult res)
{
Core.EventLoop.Instance.Push(() =>
{
int nSent = nativeSocket.EndSend(res);
_bytesWritten += nSent;
if (onSentCallback != null)
{
Core.EventLoop.Instance.Push(() =>
{
onSentCallback();
});
}
});
}
/// <summary>
/// 发送信息
/// </summary>
/// <param name="client"></param>
/// <param name="message"></param>
public void SendAsync(Socket client, string message) {
byte[] bytes = System.Text.Encoding.UTF8.GetBytes(message);
try {
client.BeginSend(bytes, 0, bytes.Length, SocketFlags.None, ac => {
try {
int len = client.EndSend(ac);
}
catch (Exception ex) {
ExceptionAction(ex, client);
}
}, null);
}
catch (Exception ex) {
ExceptionAction(ex, client);
}
}
private static void SendCallback(IAsyncResult ar)
{
try
{
// Retrieve the socket from the state object.
System.Net.Sockets.Socket handler = (System.Net.Sockets.Socket)ar.AsyncState;
// Complete sending the data to the remote device.
int bytesSent = handler.EndSend(ar);
handler.Shutdown(SocketShutdown.Both);
handler.Close();
}
catch (Exception)
{
throw;
}
}
private void SendDone(IAsyncResult ar)
{
if (!_Socket.Connected)
{
return;
}
try
{
SocketError error;
var sendCount = _Socket.EndSend(ar, out error);
var task = (Task)ar.AsyncState;
task.Done(sendCount);
}
catch (Exception e)
{
_Enable = false;
}
}
private void SendCallback(IAsyncResult ar)
{
try
{
// Retrieve the socket from the state object.
System.Net.Sockets.Socket handler = (System.Net.Sockets.Socket)ar.AsyncState;
// Complete sending the data to the remote device.
int bytesSent = handler.EndSend(ar);
Console.WriteLine("Sent {0} bytes to client.", bytesSent);
handler.Shutdown(SocketShutdown.Both);
handler.Close();
}
catch (Exception e)
{
Console.WriteLine(e.ToString());
}
}
private void SendCallback(IAsyncResult ar)
{
try
{
// Retrieve the socket from the state object.
System.Net.Sockets.Socket client = (System.Net.Sockets.Socket)ar.AsyncState;
// Complete sending the data to the remote device.
int bytesSent = client.EndSend(ar);
Debug.Log("Sent " + bytesSent + " bytes to server.");
// Signal that all bytes have been sent.
// sendDone.Set();
}
catch (Exception e)
{
Debug.Log(e.ToString());
}
}
private int _EndSend(IAsyncResult arg)
{
SocketError error;
int sendCount = Socket.EndSend(arg, out error);
if (!Socket.Connected)
{
_SocketErrorEvent(error);
return(sendCount);
}
if (error == SocketError.Success)
{
return(sendCount);
}
_SocketErrorEvent(error);
return(sendCount);
}
private void SendCallback(IAsyncResult ar)
{
try
{
// Retrieve the socket from the state object.
System.Net.Sockets.Socket client = (System.Net.Sockets.Socket)ar.AsyncState;
// Complete sending the data to the remote device.
int bytesSent = client.EndSend(ar);
Console.WriteLine("Sent {0} bytes to server.", bytesSent);
// Signal that all bytes have been sent.
sendDone.Set();
}
catch (Exception e)
{
Console.WriteLine(e.ToString());
}
}
/// <summary>
/// 发送完毕的回调
/// </summary>
/// <param name="ar"></param>
public virtual void SendCallback(IAsyncResult ar)
{
System.Net.Sockets.Socket handler = ConnectSocket;
var sendCallBack = ar.AsyncState as Action <SocketConnection>;
try
{
handler.EndSend(ar); //这里写发送完毕的逻辑
sendCallBack?.Invoke(this);
}
catch (SocketException sktex)
{
SocketException(handler, sktex);
}
catch (Exception ex)
{
Exception(ex);
}
}
// Handle the end of an asynchronous write.
// This method is called when an async write is completed. All we
// do is call through to the core socket EndSend functionality.
// Returns: The number of bytes read. May throw an exception.
public override void EndWrite(IAsyncResult asyncResult)
{
ThrowIfDisposed();
// Validate input parameters.
if (asyncResult == null)
{
throw new ArgumentNullException(nameof(asyncResult));
}
try
{
_streamSocket.EndSend(asyncResult);
}
catch (SocketException socketException)
{
throw GetExceptionFromSocketException(SR.Format(SR.net_io_writefailure, socketException.Message), socketException);
}
catch (Exception exception) when(!(exception is OutOfMemoryException))
{
throw GetCustomException(SR.Format(SR.net_io_writefailure, exception.Message), exception);
}
}
public override void EndWrite(IAsyncResult ar)
{
CheckDisposed();
if (ar == null)
{
throw new ArgumentNullException("async result is null");
}
Socket s = socket;
if (s == null)
{
throw new IOException("Connection closed");
}
try
{
s.EndSend(ar);
}
catch (Exception e)
{
throw new IOException("EndWrite failure", e);
}
}
int Utils.Wrappers.Interfaces.ISocket.EndSend(System.IAsyncResult asyncResult)
{
return(InternalSocket.EndSend(asyncResult));
}
protected void Send(Socket socket, string data)
{
var byteData = Encoding.ASCII.GetBytes(data + "<EOF>");
socket.BeginSend(byteData, 0, byteData.Length, 0, ar => socket.EndSend(ar), null);
}
private void SendCallback(IAsyncResult ar)
{
try
{
handler = (Socket)ar.AsyncState;
int bytesSent = handler.EndSend(ar);
}
catch (Exception e)
{
Utils.Logger.getInstance.error(e.ToString());
}
}
private void SendCallback(IAsyncResult ar)
{
try
{
handler = (Socket)ar.AsyncState;
int bytesSent = handler.EndSend(ar);
}
catch (Exception ex)
{
//弹出相关错误事件
if (OnError != null)
{
OnError(ex.HResult.ToString() + "[SendCallback]", ex.Message);
}
}
}
private void OnSend(IAsyncResult ar)
{
try
{
_clientSocket = (Socket)ar.AsyncState;
_clientSocket.EndSend(ar);
}
catch (ObjectDisposedException oex)
{
InvokeConnectionServerEvent(new ConnectionServerEventArgs(ConnectionServerEventType.ERROR_OCCURED, "Error during connection (OnSend, Disposed): " + oex.Message));
}
catch (Exception ex)
{
InvokeConnectionServerEvent(new ConnectionServerEventArgs(ConnectionServerEventType.ERROR_OCCURED, "Server error | [OnSend]: " + ex.Message));
ResetSocket(false);
}
}
static void Main(string[] args)
{
var nancyApp = StartupNancyApp();
//var workingTitleApp = StartupWorkingTitleApp();
for (;;)
{
var input = Console.ReadLine();
if (input == "exit")
{
nancyApp.Dispose();
//workingTitleApp.Dispose();
return;
}
if (input == "1")
{
var request = (HttpWebRequest)WebRequest.Create("http://127.0.0.1:8080");
try
{
request.GetResponse();
}
catch (WebException ex)
{
Console.WriteLine(ex.Message);
}
}
else if (input == "2")
{
var socket = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.IP);
socket.Connect("localhost", 8080);
var blocking = socket.Blocking;
socket.Blocking = false;
//var sr = socket.BeginReceive(new byte[0], 0, 0, SocketFlags.None, ar =>
// {
// socket.EndReceive(ar);
// }, null);
//var optionOutValue = new byte[4];
//var ioControl = socket.IOControl(IOControlCode.NonBlockingIO, new byte[] {1, 0, 0, 0}, optionOutValue);
unsafe
{
var wsabuf = new WSABUF();
uint numberOfBytesRecvd;
var flags = SocketFlags.None;
var result = WSARecv(
socket.Handle, ref wsabuf, 1, out numberOfBytesRecvd, ref flags, null, CallbackThunk1);
var lastError = result == -1 ? Marshal.GetLastWin32Error() : 0;
var overlapped = new Overlapped();
overlapped.AsyncResult = new ARes();
var nativeOverlapped = overlapped.Pack(Iocb, null);
Trace.WriteLine(string.Format("{0}", new IntPtr(nativeOverlapped)));
wsabuf = new WSABUF {buf = Marshal.AllocCoTaskMem(512), len = 512};
var result2 = WSARecv2(
socket.Handle,
ref wsabuf,
1,
out numberOfBytesRecvd,
ref flags,
nativeOverlapped,
IntPtr.Zero);
var lastError2 = result2 == -1 ? Marshal.GetLastWin32Error() : 0;
var data = @"GET / HTTP/1.1
Host: localhost
Connection: close
".ToArraySegment();
SocketError err;
socket.BeginSend(
data.Array,
data.Offset,
data.Count,
SocketFlags.None,
out err,
ar =>
{
socket.EndSend(ar);
socket.Shutdown(SocketShutdown.Send);
},
null);
}
}
else
{
Console.WriteLine("Known input. Enter exit to exit.");
}
}
}
public void OnSend( IAsyncResult ar )
{
_socket = (Socket)ar.AsyncState;
try
{
int bytesSent = _socket.EndSend(ar);
if (bytesSent > 0)
{
}
}
catch (Exception ex)
{
MessageBox.Show(ex.Message, "Error processing receive buffer!");
}
}
/// <summary>
/// Handles the auth request packet.
/// </summary>
/// <param name="client">The auth client.</param>
/// <param name="Packet">The packet.</param>
public static void Handle(Client.AuthClient client, DataPacket Packet)
{
using (var auth = new AuthRequestPacket(Packet))
{
Enums.AccountStatus status = Database.ServerDatabase.Authenticate(client, auth.Account, auth.Password);
client.EntityUID = (uint)ProjectX_V3_Lib.ThreadSafe.RandomGenerator.Generator.Next(1000000, 699999999);
if (status == Enums.AccountStatus.Ready)
{
try
{
Database.ServerDatabase.UpdateAuthentication(client);
Socket quicksock = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp);
quicksock.Connect(new IPEndPoint(IPAddress.Parse(Program.Config.ReadString("GameIP")), Program.Config.ReadInt32("GameAuthPort")));
using (DataPacket packet = new DataPacket(44, 9001))
{
packet.WriteString(Program.Config.ReadString("ServerPassword"), 4);
packet.WriteString(client.Account, 20);
packet.WriteInt32(client.DatabaseUID, 36);
packet.WriteUInt32(client.EntityUID, 40);
quicksock.BeginSend(packet.Copy(), 0, 44, SocketFlags.None,
new AsyncCallback((ia) =>
{
int send = quicksock.EndSend(ia);
if (send != 44)
{
status = Enums.AccountStatus.Datebase_Error;
client.EntityUID = 0;
}
Console.WriteLine("Database Notified: [Account: {0}] [DUID: {1}] [EUID: {2}]", client.Account, client.DatabaseUID, client.EntityUID);
}), null);
}
System.Threading.Thread.Sleep(2000);
}
catch
{
status = Enums.AccountStatus.Datebase_Error;
}
}
using (var resp = new AuthResponsePacket())
{
if (status == Enums.AccountStatus.Ready)
{
Console.WriteLine("Incoming login. [Account: {0}] [Password: {1}]", client.Account, client.Password);
resp.EntityUID = client.EntityUID;
resp.Port = Program.Config.ReadUInt32("GamePort");
resp.IPAddress = Program.Config.ReadString("GameIP");
}
else
{
resp.EntityUID = 0;
}
resp.AccountStatus = status;
client.Send(resp);
}
System.Threading.Thread.Sleep(5000);
client.NetworkClient.Disconnect("TIME_OUT");
}
}
private void sockSendEnd(IAsyncResult ar)
{
_Sock = (Socket)ar.AsyncState;
try
{
int bytesSent = _Sock.EndSend(ar);
}
catch (Exception e)
{ Console.WriteLine("sndEnd " + e.ToString()); }
}
private void Connect(string serverIp, string name)
{
try
{
_chatName = name;
// Initialize socket.
_clientSocket = new Socket(AddressFamily.InterNetwork, SocketType.Dgram, ProtocolType.Udp);
// Initialize server IP.
var serverIP = IPAddress.Parse(serverIp);
// Initialize the IPEndPoint for the server and use port SERVER_PORT.
var server = new IPEndPoint(serverIP, ServerInfo.PORT);
// Initialize the EndPoint for the server.
_serverEndPoint = server as EndPoint;
var state = new StateObject()
{
Data = new ChatPacket()
{
ChatName = _chatName,
ChatMessage = null,
ChatDataIdentifier = DataIdentifier.LogIn
}.Serialize()
};
// Send data to server.
_clientSocket.BeginSendTo(state.Data, 0, state.Data.Length, SocketFlags.None, _serverEndPoint, ar => _clientSocket.EndSend(ar), state);
// Initialize data stream.
state = new StateObject();
// Begin listening for broadcasts from the server.
_clientSocket.BeginReceiveFrom(state.Data, 0, state.Data.Length, SocketFlags.None, ref _serverEndPoint, EndReceive, state);
}
catch (Exception ex)
{
Logger.WriteLine("Connection error!");
Logger.WriteLine(ex.Message);
}
}
public void OnSend(IAsyncResult ar)
{
_socket = (Socket)ar.AsyncState;
try
{
int bytesSent = _socket.EndSend(ar);
if (bytesSent > 0)
{
}
}
catch (Exception)
{
_textCallback("Error sending data.");
return;
}
}
protected void SendFile(Socket socket, FileSentEventHandler callback, byte[] fileData, int offset = 0, int bufferSize = DefaultBufferSize)
{
//Wait();
var sendingLength = bufferSize;
if (offset + bufferSize > fileData.Length)
{
sendingLength = fileData.Length - offset;
}
socket.SendTimeout = 1000000;
socket.BeginSend(fileData, offset, sendingLength, SocketFlags.None, asyncResult =>
{
try
{
socket.EndSend(asyncResult);
}
catch (Exception exception)
{
if (OnErrorOcurred != null)
{
OnErrorOcurred(exception);
}
if (OnSocketDisconnected != null)
{
OnSocketDisconnected(socket);
}
return;
}
if (offset + sendingLength < fileData.Length)
{
SendFile(socket, callback, fileData, offset + bufferSize, bufferSize);
}
IsSending = false;
if (callback != null)
{
callback();
}
}, null);
}
private void NetworkWrite(ProcessData Processor, SocketPurpose Purpose, Socket NetworkSocket, byte[] Data, int offset, IAsyncResult ar)
{
try
{
int length = NetworkSocket.EndSend(ar);
if (length + offset < Data.Length)
{
NetworkSocket.BeginSend(Data, length, Data.Length - (length + offset), SocketFlags.None,
delegate(IAsyncResult AsR) { NetworkWrite(Processor, Purpose, NetworkSocket, Data, length + offset, AsR); },
null);
}
else
{
NetworkSocket.BeginReceive(networkBuf, 0, 1024, SocketFlags.None,
delegate(IAsyncResult AsR) { NetworkReceive(Purpose, NetworkSocket, AsR); },
null);
}
}
catch (SocketException e)
{
OnSocketException(Purpose, NetworkSocket, e);
}
catch (ObjectDisposedException)
{
OnObjectDisposedException(Purpose, NetworkSocket);
}
}
protected override int End(System.Net.Sockets.Socket socket, IAsyncResult ar)
{
return(socket.EndSend(ar));
}
/// <summary>
/// 数据发送完成后的处理
/// </summary>
/// <returns></returns>
private bool onSend()
#endif
{
#if DOTNET2
System.Net.Sockets.Socket socket = (System.Net.Sockets.Socket)async.AsyncState;
if (socket == Socket)
{
SocketError socketError;
int count = socket.EndSend(async, out socketError);
if (socketError == SocketError.Success)
{
#else
START:
if (sendAsyncEventArgs.SocketError == SocketError.Success)
{
int count = sendAsyncEventArgs.BytesTransferred;
System.Net.Sockets.Socket socket;
#endif
Data.MoveStart(count);
if (Data.Length == 0)
{
SendSizeLessCount = 0;
//isShutdown = true;
switch (SendType)
{
case SendType.Next:
if (receiveNext()) return true;
break;
case SendType.Body:
switch (HttpResponse.Type)
{
case ResponseType.ByteArray:
Data.Array = HttpResponse.Body.Array;
Data.SetFull();
goto SENDDATA;
case ResponseType.SubByteArray:
case ResponseType.SubBuffer:
Data = HttpResponse.Body;
SENDDATA:
#if DOTNET2
if (socket != Socket) return false;
#else
if ((socket = Socket) == null) return false;
#endif
SendType = SendType.Next;
Timeout = Config.GetTimeout(Data.Length);
#if DOTNET2
async = socket.BeginSend(Data.Array, Data.Start, Data.Length, SocketFlags.None, out socketError, onSendAsyncCallback, socket);
if (socketError == SocketError.Success)
{
if (!async.CompletedSynchronously) Http.Header.ReceiveTimeout.Push(this, socket);
return true;
}
break;
#else
sendAsyncLock.EnterSleepFlag();
sendAsyncEventArgs.SetBuffer(Data.Array, Data.Start, Data.Length);
if (socket.SendAsync(sendAsyncEventArgs))
{
sendAsyncLock.SleepFlag = 0;
Http.Header.ReceiveTimeout.Push(this, socket);
sendAsyncLock.Exit();
return true;
}
sendAsyncLock.ExitSleepFlag();
goto START;
#endif
case ResponseType.File:
SendFileStream = new FileStream(HttpResponse.BodyFile.FullName, FileMode.Open, FileAccess.Read, FileShare.Read, Http.Header.BufferPool.Size, FileOptions.SequentialScan);
if (HttpResponse.State == ResponseState.PartialContent206) SendFileStream.Seek(Header.RangeStart, SeekOrigin.Begin);
SendType = SendType.File;
Buffer.ToSubByteArray(ref Data);
Timeout = Config.GetTimeout(ResponseSize);
goto SENDFILE;
}
break;
case SendType.File:
SENDFILE:
#if DOTNET2
if (socket != Socket) return false;
#else
if ((socket = Socket) == null) return false;
#endif
Data.Set(Buffer.StartIndex, (int)Math.Min(ResponseSize, Buffer.Length));
if (SendFileStream.Read(Data.Array, Data.Start, Data.Length) == Data.Length)
{
if ((ResponseSize -= Data.Length) == 0) SendType = SendType.Next;
#if DOTNET2
async = socket.BeginSend(Data.Array, Data.Start, Data.Length, SocketFlags.None, out socketError, onSendAsyncCallback, socket);
if (socketError == SocketError.Success)
{
if (!async.CompletedSynchronously) Http.Header.ReceiveTimeout.Push(this, socket);
return true;
}
#else
sendAsyncLock.EnterSleepFlag();
sendAsyncEventArgs.SetBuffer(Data.Start, Data.Length);
if (socket.SendAsync(sendAsyncEventArgs))
{
sendAsyncLock.SleepFlag = 0;
Http.Header.ReceiveTimeout.Push(this, socket);
sendAsyncLock.Exit();
return true;
}
sendAsyncLock.ExitSleepFlag();
goto START;
#endif
}
break;
case SendType.GetForm:
if (getForm()) return true;
break;
}
}
else if ((count >= TcpServer.Server.MinSocketSize || (count > 0 && SendSizeLessCount++ == 0)) && AutoCSer.Threading.SecondTimer.Now <= Timeout)
{
#if DOTNET2
if (socket == Socket)
{
async = socket.BeginSend(Data.Array, Data.Start, Data.Length, SocketFlags.None, out socketError, onSendAsyncCallback, socket);
if (socketError == SocketError.Success)
{
if (!async.CompletedSynchronously) Http.Header.ReceiveTimeout.Push(this, socket);
return true;
}
}
#else
if ((socket = Socket) != null)
{
sendAsyncLock.EnterSleepFlag();
sendAsyncEventArgs.SetBuffer(Data.Start, Data.Length);
if (socket.SendAsync(sendAsyncEventArgs))
{
sendAsyncLock.SleepFlag = 0;
Http.Header.ReceiveTimeout.Push(this, socket);
sendAsyncLock.Exit();
return true;
}
sendAsyncLock.ExitSleepFlag();
goto START;
}
#endif
}
#if DOTNET2
}
#endif
}
return false;
}
void IProxy.LaunchProxy()
{
if (_alreadyCalledProxyMethod)
{
return;
}
_alreadyCalledProxyMethod = true;
try
{
UdpClient client = new UdpClient(_src);
Socket server = new Socket(
AddressFamily.InterNetwork,
SocketType.Dgram,
ProtocolType.Udp);
// ---
AsyncCallback clientCallback = null;
AsyncCallback serverCallback = null;
// TODO: Only done once ... even so, put his in assync! :D
server.Connect(_target);
serverCallback = delegate(IAsyncResult res)
{
SocketError err = default(SocketError);
int bytes = server.EndSend(res, out err);
// Check if all was sent ...
if (err == SocketError.Success)
{
Trace.WriteLine(string.Format("Sent {0} bytes to server.", bytes));
}
else
{
Trace.WriteLine(string.Format("Error {0} on sending", err));
}
};
clientCallback = delegate(IAsyncResult res)
{
// Reattach listener asap
client.BeginReceive(clientCallback, client);
byte[] datagram = client.EndReceive(res, ref _src);
Trace.WriteLine(string.Format("Received {0} bytes from client.", datagram.Length));
// Send to target
Trace.WriteLine(string.Format("About to send {0} bytes to server", datagram.Length));
server.BeginSend(
datagram, 0, datagram.Length,
SocketFlags.None, serverCallback, server);
// --
};
IAsyncResult result = client.BeginReceive(clientCallback, client);
}
catch (Exception e)
{
throw e;
// TODO: Better exception message ...
//Trace.WriteLine("Exception at UdpProxy: " + e.Message);
}
}