static private void TcpListenerThreadProc(object data)
{
TcpListeners tcpListener = (TcpListeners)data;
IPEndPoint localEndpoint = tcpListener.PopEndpoint();
TcpListener listener = new TcpListener(localEndpoint);
try
{
listener.Start();
while (tcpListener.GoonListen)
{
TcpClient cli = listener.AcceptTcpClient();
string msg = "(TCP Listener: Accepted) LocalEndPoint {" + cli.Client.LocalEndPoint.ToString() + "}, RemoteEndPoint {"
+ cli.Client.RemoteEndPoint.ToString() + "}";
Debug.WriteLine(msg);
tcpListener.AppendMessage(msg);
cli.Close();
}
}
catch (SocketException ex)
{
switch (ex.SocketErrorCode)
{
case SocketError.AddressAlreadyInUse:
string msg = "(TCP Listener: AddressAlreadyInUse) LocalEndPoint {" + localEndpoint.ToString() + "}";
Debug.WriteLine(msg);
tcpListener.AppendMessage(msg);
tcpListener.AddExceptionalPort(localEndpoint.Port);
break;
default:
Debug.Assert(false);
break;
}
}
finally
{
listener.Stop();
}
tcpListener.DoDecrease();
}
private void CheckAsServer(string[] tcpPorts, string[] udpPorts)
{
if (startStopButton.Text.Equals("Start"))
{
//goto start
ThreadSafePushNewMessage("Start as Server, Tcp ports " + String.Join(" ", tcpPorts) + " Udp ports " + String.Join(" ", udpPorts));
startStopButton.Text = "Stop";
EnableTcpUI(false);
EnableUdpUI(false);
checkBoxTcp.Enabled = false;
checkBoxUdp.Enabled = false;
modeComboBox.Enabled = false;
if (checkBoxTcp.Checked)
{
Debug.Assert(null == m_tcpListeners);
m_tcpListeners = new TcpListeners();
m_tcpListeners.Attach(this);
foreach (string item in tcpPorts)
{
m_tcpListeners.AddPort(Convert.ToInt32(item));
}
m_tcpListeners.StartListen();
}
if (checkBoxUdp.Checked)
{
Debug.Assert(null == m_udpServers);
m_udpServers = new UdpServers();
m_udpServers.Attach(this);
foreach (string item in udpPorts)
{
m_udpServers.AddPort(Convert.ToInt32(item));
}
m_udpServers.StartListen();
}
m_udpServersExceptionPortList = null;
timer2CheckServerException.Enabled = true;
}
else
{
//goto stop
ThreadSafePushNewMessage("Stop Server.");
timer2CheckServerException.Enabled = false;
m_udpServersExceptionPortList = null;
if (checkBoxTcp.Checked)
{
m_tcpListeners.StopListen();
TcpClients tclis = new TcpClients(IPAddress.Loopback);
TcpClients tclisv6 = new TcpClients(IPAddress.IPv6Loopback);
foreach (string item in tcpPorts)
{
tclis.AddPort(Convert.ToInt32(item));
tclisv6.AddPort(Convert.ToInt32(item));
}
tclis.StartConnect();
tclisv6.StartConnect();
List <int> exceptionalTcpPorts, exceptionalTcpPortsv6;
while (!tclis.IsConnectFinished(out exceptionalTcpPorts) || !tclisv6.IsConnectFinished(out exceptionalTcpPortsv6))
{
Thread.Sleep(500);
}
m_tcpListeners.WaitListensStop();
m_tcpListeners = null;
}
if (checkBoxUdp.Checked)
{
m_udpServers.StopListen();
UdpClients uclis = new UdpClients(IPAddress.Loopback);
UdpClients uclisv6 = new UdpClients(IPAddress.IPv6Loopback);
foreach (string item in udpPorts)
{
uclis.AddPort(Convert.ToInt32(item));
uclisv6.AddPort(Convert.ToInt32(item));
}
uclis.StartConnect();
uclisv6.StartConnect();
List <int> exceptionalUdpPorts, exceptionalUdpPortsv6;
while (!uclis.IsConnectFinished(out exceptionalUdpPorts) || !uclisv6.IsConnectFinished(out exceptionalUdpPortsv6))
{
Thread.Sleep(500);
}
m_udpServers.WaitListensStop();
m_udpServers = null;
}
EnableTcpUI(true);
EnableUdpUI(true);
checkBoxTcp.Enabled = true;
checkBoxUdp.Enabled = true;
modeComboBox.Enabled = true;
startStopButton.Text = "Start";
}
}