/// <summary>
///
/// </summary>
/// <param name="remote_ua"></param>
/// <returns></returns>
public bool SipPing(SipUA remote_ua)
{
using (UdpClient udpClient = new UdpClient(/*local_ua.port ?? 5060*/ 0))
{
// Actualizo el puerto local al seleccionado por la pila....
SipUA working_local_ua = new SipUA(local_ua);
working_local_ua.port = ((IPEndPoint)udpClient.Client.LocalEndPoint).Port;
udpClient.Client.ReceiveTimeout = timeout;
var to = new IPEndPoint(IPAddress.Parse(remote_ua.ip), remote_ua.port ?? 5060);
byte[] data = Encoding.ASCII.GetBytes(
(new SipOptionsRequest()
{
from = working_local_ua,
to = remote_ua,
CSeq = cseq.ToString("00000000")
}).Message);
cseq++;
try
{
IPEndPoint remoteEP = null;
udpClient.Client.ReceiveTimeout = timeout;
while (udpClient.Available > 0)
{
udpClient.Receive(ref remoteEP);
}
udpClient.Send(data, data.Length, to);
byte[] receivedData = udpClient.Receive(ref remoteEP);
remote_ua.last_response = new SipResponse(receivedData);
return(true);
}
catch (SocketException x)
{
NotifyException?.Invoke(remote_ua, x);
remote_ua.last_response = new SipResponse(null);
return(x.SocketErrorCode == SocketError.TimedOut ? false : true);
}
catch (Exception x)
{
NotifyException?.Invoke(remote_ua, x);
remote_ua.last_response = new SipResponse(null);
}
}
return(true);
}
private void Run()
{
while (!stop)
{
PrintMenu();
string choice = Console.ReadLine();
try
{
switch (choice)
{
case "1":
AddPlane();
break;
case "2":
PrintPlanes();
break;
case "3":
PrintTypes();
break;
case "4":
PrintPlanes();
FlyPlanes();
break;
case "0":
stop = true;
break;
default:
Console.WriteLine("No such choice");
break;
}
Console.WriteLine();
}
catch (Exception e)
{
NotifyException?.Invoke(e);
}
}
}
