private void ProcessQuery(string query)
{
IPAddress address = DnsCache.GetIPAddress(this.host);
if (address == null)
{
this.SendDnsLookupFailedPage(this.host);
return;
}
IPEndPoint remoteEndPoint = new IPEndPoint(address, this.port);
RemoteSocket = new Socket(remoteEndPoint.AddressFamily, SocketType.Stream, ProtocolType.Tcp);
if (this.headerFields.ContainsKey("Proxy-Connection") &&
string.Equals(this.headerFields["Proxy-Connection"], "keep-alive", StringComparison.OrdinalIgnoreCase))
{
RemoteSocket.SetSocketOption(SocketOptionLevel.Socket, SocketOptionName.KeepAlive, true);
}
try
{
RemoteSocket.BeginConnect(remoteEndPoint, this.OnConnected, RemoteSocket);
}
catch (Exception ex)
{
Dispose();
Helper.PublishException(ex);
}
}
public Listener(ListenerType type, string host, int port)
{
IPAddress address;
if (!IPAddress.TryParse(host, out address))
{
address = DnsCache.GetIPAddress(host);
}
if (address == null)
{
throw new ArgumentException("host " + host + " not found.", "host");
}
if (port < 1 || port > 65535)
{
throw new ArgumentOutOfRangeException("port[" + port + "] out of range.", "port");
}
this._listenerType = type;
this._address = address;
this._host = host;
this._port = port;
this._clients = new SynchronizedCollection <IClient>();
}