public void Connect()
{
try
{
if (!Connected)
{
bool b = true;
if (BeforeConnectEvent != null)
{
b = BeforeConnectEvent();
}
if (b)
{
ServerInformations si = GetServerInformations();
SelectedServer = si[0];
if (SelectServerEvent != null)
{
SelectedServer = SelectServerEvent(si);
}
if (SelectedServer != null)
{
System.Net.Sockets.Socket socket = null;
try
{
ManuelResetEvent.Reset();
socket = new System.Net.Sockets.Socket(System.Net.Sockets.AddressFamily.InterNetwork, System.Net.Sockets.SocketType.Stream, System.Net.Sockets.ProtocolType.Tcp);
System.IAsyncResult ar = socket.BeginConnect(SelectedServer.EndPoint, new System.AsyncCallback(this.ClientConnectCallback), socket);
ManuelResetEvent.WaitOne();
}
catch (System.Exception ex)
{
if (socket != null)
{
if (socket.Connected)
{
socket.Shutdown(System.Net.Sockets.SocketShutdown.Both);
}
socket.Close();
}
throw ex;
}
}
if (AfterConnectEvent != null)
{
AfterConnectEvent();
}
if (Game.UpdateStockInformationsEvent != null)
{
Game.UpdateStockInformationsEvent();
}
if (Game.UpdatePlayerInformationsEvent != null)
{
Game.UpdatePlayerInformationsEvent();
}
}
}
}
catch (System.Exception ex)
{
throw ex;
}
}
private ServerInformations GetServerInformations()
{
try
{
ServerInformations si = new ServerInformations();
if (Version.Major > 0)
{
System.Collections.Generic.List <System.Net.Sockets.Socket> sockets = new System.Collections.Generic.List <System.Net.Sockets.Socket>();
try
{
// Initialize and bind sockets.
bool containsloopback = false;
foreach (System.Net.IPAddress ipaddress in System.Net.Dns.GetHostAddresses(System.Net.Dns.GetHostName()))
{
sockets.Add(CreateBroadcastSocket(ipaddress));
if (ipaddress.Equals(System.Net.IPAddress.Loopback))
{
containsloopback = true;
}
}
if (!containsloopback)
{
sockets.Add(CreateBroadcastSocket(System.Net.IPAddress.Loopback));
}
if (sockets.Count > 0)
{
// Broadcast client information on each socket
bool broadcasted = false;
foreach (System.Net.Sockets.Socket socket in sockets)
{
try
{
string clientinformation = Commands.GetServerInformations.ToString("d") + '|' + Version.Major.ToString() + '|' + Version.Minor.ToString() + '|';
socket.SendTo(System.Text.Encoding.Unicode.GetBytes(clientinformation), System.Net.Sockets.SocketFlags.None, new System.Net.IPEndPoint(GetBroadcastAddress(((System.Net.IPEndPoint)socket.LocalEndPoint).Address), Port));
if (!broadcasted)
{
socket.SendTo(System.Text.Encoding.Unicode.GetBytes(clientinformation), System.Net.Sockets.SocketFlags.None, new System.Net.IPEndPoint(System.Net.IPAddress.Broadcast, Port));
broadcasted = true;
}
}
catch (System.Net.Sockets.SocketException ex)
{
switch (ex.SocketErrorCode)
{
case System.Net.Sockets.SocketError.HostUnreachable:
// Nothing to do.
break;
default:
throw ex;
}
}
catch (System.Exception ex)
{
throw ex;
}
}
// Receive server informations.
int timetowait = WaitForServers;
while (timetowait > 0)
{
System.Threading.Thread.Sleep(250);
timetowait -= 250;
System.Collections.Generic.List <System.Net.Sockets.Socket> listenersockets = new System.Collections.Generic.List <System.Net.Sockets.Socket>(sockets.Count);
listenersockets.AddRange(sockets);
System.Net.Sockets.Socket.Select(listenersockets, null, null, 1000);
if (listenersockets.Count > 0)
{
foreach (System.Net.Sockets.Socket listenersocket in listenersockets)
{
while (listenersocket.Available > 0)
{
try
{
byte[] buffer = new byte[listenersocket.Available];
System.Net.EndPoint server = (System.Net.EndPoint) new System.Net.IPEndPoint(System.Net.IPAddress.None, 0);
if (listenersocket.ReceiveFrom(buffer, ref server) > 0)
{
string[] serverinformations = System.Text.Encoding.Unicode.GetString(buffer).Split('|');
if (serverinformations.Length >= 3)
{
bool found = false;
for (int i = 0; i < si.Count && !found; i++)
{
found = (si[i].Information == serverinformations[0]);
}
if (!found)
{
si.Add(new ServerInformation(serverinformations[0], new Version(byte.Parse(serverinformations[1]), byte.Parse(serverinformations[2])), server));
}
}
}
}
catch (System.Net.Sockets.SocketException ex)
{
switch (ex.SocketErrorCode)
{
case System.Net.Sockets.SocketError.ConnectionReset:
// Nothing to do.
break;
default:
throw ex;
}
}
catch (System.Exception ex)
{
throw ex;
}
}
}
}
}
}
}
catch (System.Exception ex)
{
throw ex;
}
finally
{
if (sockets.Count > 0)
{
foreach (System.Net.Sockets.Socket socket in sockets)
{
if (socket.Connected)
{
socket.Shutdown(System.Net.Sockets.SocketShutdown.Both);
socket.Disconnect(false);
}
socket.Close();
}
}
}
}
if (si.Count == 0)
{
throw new System.Net.Sockets.SocketException((int)System.Net.Sockets.SocketError.HostUnreachable);
}
return(si);
}
catch (System.Exception ex)
{
throw ex;
}
}