public void Stop()
{
if (null != _deviceLocator)
{
_deviceLocator.StopListeningForNotifications();
_deviceLocator.Dispose();
_deviceLocator = null;
}
}
public void Dispose()
{
if (!_disposed)
{
_disposed = true;
if (_deviceLocator != null)
{
_deviceLocator.Dispose();
_deviceLocator = null;
}
}
}
// The bulk of the clean-up code is implemented in Dispose(bool)
protected virtual void Dispose(bool disposing)
{
if (isDisposed)
{
return;
}
if (disposing)
{
if (deviceLocator != null && !deviceLocator.IsDisposed)
{
deviceLocator.Dispose();
}
}
isDisposed = true;
}
private static void ListenForBroadcasts()
{
if (_BroadcastListener != null)
{
Console.WriteLine("Closing previous listener...");
_BroadcastListener.DeviceAvailable -= _BroadcastListener_DeviceAvailable;
_BroadcastListener.DeviceUnavailable -= _BroadcastListener_DeviceUnavailable;
_BroadcastListener.StopListeningForNotifications();
_BroadcastListener.Dispose();
}
Console.WriteLine("Starting broadcast listener");
_BroadcastListener = new SsdpDeviceLocator();
_BroadcastListener.DeviceAvailable += _BroadcastListener_DeviceAvailable;
_BroadcastListener.DeviceUnavailable += _BroadcastListener_DeviceUnavailable;
_BroadcastListener.StartListeningForNotifications();
Console.WriteLine("Now listening for broadcasts");
}
private void SearchForServer()
{
string ip4;
// Have to bind to all addresses on Linux, or broadcasts don't work!
if (System.Runtime.InteropServices.RuntimeInformation.IsOSPlatform(System.Runtime.InteropServices.OSPlatform.Windows))
{
ip4 = GetLocalIp4Address();
}
else
{
ip4 = IPAddress.Any.ToString();
}
SsdpDeviceLocator deviceLocator = null;
try {
deviceLocator = new SsdpDeviceLocator(ip4);
deviceLocator.StartListeningForNotifications();
deviceLocator.DeviceAvailable += FoundDevice;
var unused = deviceLocator.SearchAsync("uuid:6111f321-2cee-455e-b203-4abfaf14b516", new TimeSpan(0, 0, 5));
deviceLocator.StartListeningForNotifications();
for (int i = 0; i < 20; i += 1)
{
if (!string.IsNullOrEmpty(status.Server))
{
// We found a server, let the constructor continue
return;
}
Thread.Sleep(500);
}
}
finally {
deviceLocator?.StopListeningForNotifications();
deviceLocator?.Dispose();
}
throw new Exception("Could not locate server");
}
