public UpnpRootDevice AddDevice(UpnpRootDevice device)
{
lock (this.deviceLock)
{
UpnpEngineDevice engineDevice = new UpnpEngineDevice(device, this);
this.devices.Add(engineDevice);
}
this.RefreshNotifyer();
return(device);
}
private void OnHttpRequestItem(PowerLineContext context, Guid itemName, string itemExtention)
{
UpnpEngineDevice device = this.GetDevice(itemName);
if (device == null)
{
context.SetResponse(404, "Unable to detect given element, device not found");
}
else
{
UpnpPlaceHolder placeHolder = new UpnpPlaceHolder(context.LocalAddress, context.LocalPort, context.RemoteAddress, context.RemotePort);
string rawDeviceUpnpXml = device.GetHttpDevice(placeHolder);
context.SetRepsonseContentType(device.GetHttpDeviceMime());
context.SetResponse(200, rawDeviceUpnpXml, false);
}
}
private UpnpEngineDevice GetMinNextNotification()
{
UpnpEngineDevice minDevice = null;
lock (this.deviceLock)
{
foreach (UpnpEngineDevice device in this.devices)
{
if (minDevice == null || (minDevice.GetLastNotification() > device.GetLastNotification()))
{
minDevice = device;
}
}
}
return(minDevice);
}
private void OnRunnerDisocveryForDevice(HttpRequest request, UpnpEngineDevice device, UpnpNt searchId, IPEndPoint remoteEndpoint, IPEndPoint localEndpoint, IPAddress localInterfaceIpOfRemoteEndpoint)
{
Console.WriteLine("Sending response for disconvery");
HttpHeader sendDelay = request.Headers.Get("MX", true);
if (sendDelay != null && int.TryParse(sendDelay.Value, out int maxDelay))
{
int currentSleep = random.Next(1, maxDelay * 1000);
System.Threading.Thread.Sleep(currentSleep);
}
UpnpSsdpQueryResponse response = new UpnpSsdpQueryResponse(
(int)device.Device.NotificationInterval.TotalSeconds,
searchId, device.Device.IdUsn, this.GetDeviceHttpAddress(device, localInterfaceIpOfRemoteEndpoint));
this.Send(response, remoteEndpoint);
}
internal void InvokeDeviceNotification(UpnpEngineDevice device)
{
for (int i = 0; i < 2; i++)
{
this.Brodcast((ipAddress) =>
{
return(new UpnpSsdpNotify(
(int)device.Device.NotificationInterval.TotalSeconds,
SSDP_IP,
SSDP_PORT,
this.GetDeviceHttpAddress(device, ipAddress),
device.Device.UpnpRoot.ToString(),
(device.Device.Enable) ? UpnpSsdpNotify.NotifyAlive : UpnpSsdpNotify.NotifyByeBye,
device.Device.UpnpRoot.GetUsn(device.Device.Id.id).ToString()).Encode());
});
this.Brodcast((ipAddress) =>
{
return(new UpnpSsdpNotify(
(int)device.Device.NotificationInterval.TotalSeconds,
SSDP_IP,
SSDP_PORT,
this.GetDeviceHttpAddress(device, ipAddress),
device.Device.Id.ToString(),
(device.Device.Enable) ? UpnpSsdpNotify.NotifyAlive : UpnpSsdpNotify.NotifyByeBye,
device.Device.Id.GetUsn(device.Device.Id.id).ToString()).Encode());
});
this.Brodcast((ipAddress) =>
{
return(new UpnpSsdpNotify(
(int)device.Device.NotificationInterval.TotalSeconds,
SSDP_IP,
SSDP_PORT,
this.GetDeviceHttpAddress(device, ipAddress),
device.Device.UpnpType.ToString(),
(device.Device.Enable) ? UpnpSsdpNotify.NotifyAlive : UpnpSsdpNotify.NotifyByeBye,
device.Device.UpnpType.GetUsn(device.Device.Id.id).ToString()).Encode());
});
if (!device.Device.Enable)
{
return;
}
System.Threading.Thread.Sleep(2500);
}
}
private void RunnerNotifier()
{
while (!this.cancelToken.IsCancellationRequested)
{
UpnpEngineDevice selectedDevice = this.GetMinNextNotification();
if (selectedDevice == null)
{
this.waitHandle.WaitOne();
}
else
{
DateTime lastNotification = selectedDevice.GetNextNotification();
if (lastNotification < DateTime.UtcNow.AddSeconds(5))
{
selectedDevice.Notifiy();
}
else
{
this.waitHandle.WaitOne(lastNotification - DateTime.UtcNow);
}
}
}
}
private string GetDeviceHttpAddress(UpnpEngineDevice device, IPAddress localInterfaceIpOfRemoteEndpoint = null)
{
return($"{this.GetPowerLineHttpAddress(localInterfaceIpOfRemoteEndpoint)}UPnP/{device.Device.Id.id.ToString()}.xml");
}