public static void ConnectSocket(Object param)
{
IPParams p = (IPParams)param;
IPHostEntry hostEntry = Dns.GetHostEntry(p.server);
foreach (IPAddress address in hostEntry.AddressList)
{
try
{
IPEndPoint ipe = new IPEndPoint(address, p.port);
Socket tempSocket;
if (p.protocol == Protocol.Tcp)
{
tempSocket = new Socket(ipe.AddressFamily, SocketType.Stream, ProtocolType.Tcp);
}
else
{
tempSocket = new Socket(ipe.AddressFamily, SocketType.Dgram, ProtocolType.Udp);
}
tempSocket.Connect(ipe);
if (tempSocket.Connected)
{
tempSocket.Close();
Console.WriteLine(ipe.Address.ToString() + ":" + ipe.Port.ToString() + " "
+ p.protocol.ToString() + " - открыт");
break;
}
else
{
Console.WriteLine(ipe.Address.ToString() + ":" + ipe.Port.ToString() + " "
+ p.protocol.ToString() + " - закрыт");
continue;
}
}
catch (SocketException e) {
if (e.SocketErrorCode == SocketError.TimedOut)
{
Console.WriteLine(address + ":" + p.port.ToString() + " " + p.protocol.ToString() + " - превышено время ожидания");
}
else
if (e.SocketErrorCode == SocketError.AccessDenied)
{
Console.WriteLine(address + ":" + p.port.ToString() + " " + p.protocol.ToString() + " - доступ запрещен");
}
else
if (e.SocketErrorCode == SocketError.ConnectionReset ||
e.SocketErrorCode == SocketError.ConnectionAborted ||
e.SocketErrorCode == SocketError.ConnectionRefused)
{
Console.WriteLine(address + ":" + p.port.ToString() + " " + p.protocol.ToString() + " - сервер скидывает соединение");
}
else
{
Console.WriteLine(address + ":" + p.port.ToString() + " " + p.protocol.ToString() + " - ошибка при соединении");
}
}
}
}
public string Get(IPParams ipParam)
{
return(ipParam.Get(Name) ?? Value);
}
