public void FindDeviceAsync(string SearchTarget)
{
HTTPMessage packet = new HTTPMessage();
packet.Directive = "M-SEARCH";
packet.DirectiveObj = "*";
packet.AddTag("ST", SearchTarget);
packet.AddTag("MX", MX.ToString());
packet.AddTag("MAN", "\"ssdp:discover\"");
packet.AddTag("HOST", "239.255.255.250:1900");
IPAddress[] localAddresses = this.NetInfo.GetLocalAddresses();
IPEndPoint dest = new IPEndPoint(IPAddress.Parse("239.255.255.250"), 0x76c);
for (int i = 0; i < localAddresses.Length; i++)
{
try
{
Socket theSocket = new Socket(AddressFamily.InterNetwork, SocketType.Dgram, ProtocolType.Udp);
theSocket.SetSocketOption(SocketOptionLevel.Socket, SocketOptionName.ReuseAddress, 1);
theSocket.Bind(new IPEndPoint(localAddresses[i], 0));
SSDPSession session = new SSDPSession(theSocket, new SSDPSession.ReceiveHandler(this.HandleAsyncSearch));
this.SSDPSessions[session] = session;
session.SendTo(packet, dest);
session.SendTo(packet, dest);
this.Lifetime.Add(session, 7);
}
catch (Exception exception)
{
EventLogger.Log(this, EventLogEntryType.Error, "CP Failure: " + localAddresses[i].ToString());
EventLogger.Log(exception);
}
}
}
private void FetchServiceDocuments(UPnPDevice device)
{
for (int i = 0; i < device.Services.Length; i++)
{
HTTPMessage message = new HTTPMessage();
Uri resource = new Uri(device.Services[i].SCPDURL);
message.Directive = "GET";
message.DirectiveObj = HTTPMessage.UnEscapeString(resource.PathAndQuery);
message.AddTag("Host", resource.Host + ":" + resource.Port.ToString());
this.r.PipelineRequest(resource, device.Services[i]);
}
if (device.EmbeddedDevices.Length > 0)
{
for (int j = 0; j < device.EmbeddedDevices.Length; j++)
{
this.FetchServiceDocuments(device.EmbeddedDevices[j]);
}
}
}
private void ContinueRequest(IPEndPoint dest, string PQ, object Tag, HTTPMessage MSG)
{
HTTPMessage mSG = null;
if (MSG == null)
{
mSG = new HTTPMessage();
mSG.Directive = "GET";
mSG.DirectiveObj = PQ;
mSG.AddTag("Host", dest.ToString());
}
else
{
mSG = MSG;
}
lock (this.TagQueue)
{
this.IdleTimeout = false;
KeepAliveTimer.Remove(this.GetHashCode());
this.LastMessage = mSG;
if ((!PIPELINE && !this._PIPELINE) || !this._PIPELINE)
{
HTTPRequest request = new HTTPRequest();
request.ProxySetting = this.ProxySetting;
request._PIPELINE = true;
if (this.OnSniff != null)
{
request.OnSniff = (SniffHandler)Delegate.Combine(request.OnSniff, new SniffHandler(this.NonPipelinedSniffSink));
}
if (this.OnSniffPacket != null)
{
request.OnSniffPacket = (RequestHandler)Delegate.Combine(request.OnSniffPacket, new RequestHandler(this.NonPipelinedSniffPacketSink));
}
request.OnResponse = (RequestHandler)Delegate.Combine(request.OnResponse, new RequestHandler(this.NonPipelinedResponseSink));
this.NotPipelinedTable[request] = request;
request.PipelineRequest(dest, mSG, Tag);
}
else
{
bool flag = this.TagQueue.Count == 0;
this.TagQueue.Enqueue(new StateData(mSG, dest, Tag, null));
if (this.s == null)
{
this.ReceivedFirstResponse = false;
if (this.ProxySetting != null)
{
this.s = new HTTPSession(new IPEndPoint(IPAddress.Any, 0), this.ProxySetting, new HTTPSession.SessionHandler(this.CreateSink), new HTTPSession.SessionHandler(this.CreateFailedSink), null);
}
else
{
this.s = new HTTPSession(new IPEndPoint(IPAddress.Any, 0), dest, new HTTPSession.SessionHandler(this.CreateSink), new HTTPSession.SessionHandler(this.CreateFailedSink), null);
}
}
else if (this.s.IsConnected && this.ReceivedFirstResponse)
{
try
{
if (this.ProxySetting == null)
{
this.s.Send(mSG);
}
else
{
HTTPMessage packet = (HTTPMessage)mSG.Clone();
packet.DirectiveObj = "http://" + dest.ToString() + packet.DirectiveObj;
packet.Version = "1.0";
this.s.Send(packet);
}
}
catch (Exception)
{
}
}
}
}
}