public void Listen()
{
if (IsListening || Listener != null)
{
throw new InvalidOperationException();
}
IsListening = true;
Listener = new TcpListener(IPAddress.Any, Port);
Listener.Start();
if (Listening != null)
{
Listening(this, new EventArgs());
}
while (IsListening)
{
TcpClient client;
try
{
client = Listener.AcceptTcpClient();
}
catch (SocketException)
{
continue;
}
var context = ClientContext.FromClient(client);
ThreadHelper.DoBackground(() =>
{
using (client)
{
HandleClient(context);
}
});
}
}
public void Connect(string hostname)
{
if (IsConnected)
{
throw new InvalidOperationException();
}
do
{
var c = new TcpClient();
InvokeConnecting(c);
try
{
c.Connect(hostname, Port);
Context = ClientContext.FromClient(c);
Context.AcquireWriteLock();
Context.AcquireReadLock();
try
{
Context.Writer.WriteHello();
InvokeHelloSent(Context.Client);
Context.Reader.ReadHello();
}
finally
{
Context.ReleaseWriteLock();
Context.ReleaseReadLock();
}
InvokeHelloReceived(Context.Client);
ReadThread = CreateReadThread();
IsConnected = true;
}
catch (Exception e)
{
if (ConnectFailed != null)
{
ConnectFailed(this, new ItemEventArgs <Exception>(e));
}
try
{
c.Client.Dispose();
}
catch { }
try
{
c.Client.Shutdown(SocketShutdown.Both);
}
catch { }
try
{
c.Close();
}
catch { }
Thread.Sleep(1000);
}
} while (!IsConnected);
InvokeConnected(Context.Client);
}