internal static bool IsChannelOpen()
{
IPEndPoint endpoint = new IPEndPoint(IPAddress.Parse(ConnectorConfiguration.Address), ConnectorConfiguration.Port);
SocketTestData data;
try
{
using (Socket client = new Socket(endpoint.AddressFamily,
SocketType.Stream, ProtocolType.Tcp))
{
data = new SocketTestData()
{
Socket = client, ConnectDone = new ManualResetEvent(false)
};
IAsyncResult ar = client.BeginConnect
(endpoint, new AsyncCallback(TestConnectionCallback), data);
// wait for connection success as signaled from callback, or timeout
data.ConnectDone.WaitOne(ConnectorConfiguration.Timeout);
return(data.Connected);
}
}
catch (SocketException sockEx)
{
return(false);
}
catch (Exception ex)
{
return(false);
}
}
private static void TestConnectionCallback(IAsyncResult ar)
{
SocketTestData data = (SocketTestData)ar.AsyncState;
data.Connected = data.Socket.Connected;
//data.Socket.EndConnect(ar);
data.ConnectDone.Set(); // Signal completion
}
