private void StartListener()
{
if (listener != null)
{
return;
}
listener = new MulticastUdpListener(listenAddress, port, localMachineOnly);
listener.OnMessage = (ep, data) =>
{
try
{
if (data.Length == 0)
{
return;
}
ReadMessage(data);
}
catch
{
// silently swallow "bad" messages
}
};
listener.Start();
expiryTimer = new Timer(_ => CheckExpiry(), null, TimeSpan.FromSeconds(timeToLive), TimeSpan.FromSeconds(timeToLive));
}
private void StopListener()
{
if (listener == null)
{
return;
}
listener.Stop();
listener = null;
}
