public StateData(HTTPMessage req, IPEndPoint d, object Tag, HeaderHandler HeaderCB)
{
this.Dest = d;
this.Request = req;
this.Tag = Tag;
this.HeaderCB = HeaderCB;
}
/// <summary>
/// This is used to complete an AsyncRequest in an AsyncFashion.
/// <para>
/// You must either assign all the Argument values, or return an exception with "e"
/// </para>
/// </summary>
/// <param name="id">ID</param>
/// <param name="RetArg">Return Argument</param>
/// <param name="OutArgs">Out Arguments</param>
/// <param name="e">Exception</param>
public void DelayedInvokeResponse(long id, object RetArg, UPnPArgument[] OutArgs, UPnPCustomException e)
{
UPnPDevice.InvokerInfoStruct iis = (UPnPDevice.InvokerInfoStruct)DelayedResponseTable[id];
HTTPMessage resp = new HTTPMessage();
if (e != null)
{
resp.StatusCode = 500;
resp.StatusData = "Internal";
resp.StringBuffer = ParentDevice.BuildErrorBody(e);
}
else
{
resp = ParentDevice.ParseInvokeResponse(iis.MethodName, iis.SOAPAction, this.ServiceURN, RetArg, OutArgs);
}
iis.WebSession.Send(resp);
iis.WebSession.StartReading();
lock (DelayedResponseTable)
{
DelayedResponseTable.Remove(id);
}
}
/// <summary>
/// Parses a Byte Array at a specific location, and builds a Packet.
/// </summary>
/// <param name="buffer">The Array of Bytes</param>
/// <param name="indx">The Start Index</param>
/// <param name="count">The number of Bytes to process</param>
/// <returns></returns>
public static HTTPMessage ParseByteArray(byte[] buffer, int indx, int count)
{
HTTPMessage TheMessage = new HTTPMessage();
UTF8Encoding UTF8 = new UTF8Encoding();
String TempData = UTF8.GetString(buffer,indx,count);
DText parser = new DText();
String TempString;
int idx = TempData.IndexOf("\r\n\r\n");
if (idx < 0) return null;
TempData = TempData.Substring(0,idx);
parser.ATTRMARK = "\r\n";
parser.MULTMARK = ":";
parser[0] = TempData;
string CurrentLine = parser[1];
DText HdrParser = new DText();
HdrParser.ATTRMARK = " ";
HdrParser.MULTMARK = "/";
HdrParser[0] = CurrentLine;
if (CurrentLine.ToUpper().StartsWith("HTTP/")==true)
{
TheMessage.ResponseCode = int.Parse(HdrParser[2]);
int s1 = CurrentLine.IndexOf(" ");
s1 = CurrentLine.IndexOf(" ",s1+1);
TheMessage.ResponseData = HTTPMessage.UnEscapeString(CurrentLine.Substring(s1));
try
{
TheMessage.Version = HdrParser[1,2];
}
catch(Exception)
{
TheMessage.Version = "0.9";
}
}
else
{
TheMessage.Directive = HdrParser[1];
TempString = CurrentLine.Substring(CurrentLine.LastIndexOf(" ") + 1);
if (TempString.ToUpper().StartsWith("HTTP/")==false)
{
TheMessage.Version = "0.9";
TheMessage.DirectiveObj = HTTPMessage.UnEscapeString(TempString);
}
else
{
TheMessage.Version = TempString.Substring(TempString.IndexOf("/")+1);
int fs = CurrentLine.IndexOf(" ") + 1;
TheMessage.DirectiveObj = HTTPMessage.UnEscapeString(CurrentLine.Substring(
fs,
CurrentLine.Length-fs-TempString.Length-1));
}
}
String Tag="";
String TagData="";
for(int line=2;line<=parser.DCOUNT();++line)
{
if (Tag!="" && parser[line,1].StartsWith(" "))
{
TagData = parser[line,1].Substring(1);
}
else
{
Tag = parser[line,1];
TagData = "";
for(int i=2;i<=parser.DCOUNT(line);++i)
{
if (TagData=="")
{
TagData = parser[line,i];
}
else
{
TagData = TagData + parser.MULTMARK + parser[line,i];
}
}
}
TheMessage.AppendTag(Tag,TagData);
}
int cl=0;
if (TheMessage.HasTag("Content-Length"))
{
try
{
cl = int.Parse(TheMessage.GetTag("Content-Length"));
}
catch(Exception)
{
cl = -1;
}
}
else
{
cl = -1;
}
byte[] tbuffer;
if (cl>0)
{
tbuffer = new byte[cl];
if ((idx+4+cl)>count)
{
// NOP
}
else
{
Array.Copy(buffer,idx+4,tbuffer,0,cl);
TheMessage.DataBuffer = tbuffer;
}
}
if (cl==-1)
{
tbuffer = new Byte[count-(idx+4)];
Array.Copy(buffer,idx+4,tbuffer,0,tbuffer.Length);
TheMessage.DataBuffer = tbuffer;
}
if (cl==0)
{
TheMessage.DataBuffer = new byte[0];
}
return(TheMessage);
}
private void OnPacketTraceChangedSink(IUPnPTestGroup sender, HTTPMessage packet)
{
this.BeginInvoke(new UpdatePacketTraceForCurrentTestHandler(UpdatePacketTraceForCurrentTest), new object[] { sender, packet });
}
private void SniffPacketSink(HTTPSession sender, HTTPMessage MSG)
{
if (this.OnSniffPacket != null)
{
if (sender.StateObject == null)
{
OnSniffPacket(this, MSG, null);
return;
}
StateData sd = (StateData)sender.StateObject;
object Tag = sd.Tag;
OnSniffPacket(this, MSG, Tag);
}
}
private void HeaderSink(HTTPSession sender, HTTPMessage header, Stream TheStream)
{
_Source = sender.Source;
StateData sd = null;
if (TheStream != null)
{
// This is the result of post-headers in a chunked document
sd = (StateData)sender.StateObject;
object Tag = sd.Tag;
if (sd.HeaderCB != null) sd.HeaderCB(this, sender, header, TheStream, Tag);
sender.StateObject = null;
KeepAliveTimer.Add(this.GetHashCode(), 10);
}
else
{
lock (TagQueue)
{
sd = (StateData)TagQueue.Dequeue();
}
sender.StateObject = sd;
object Tag = sd.Tag;
if (sd.HeaderCB != null)
{
sd.HeaderCB(this, sender, header, TheStream, Tag);
if (sender.UserStream != null && !sender.IsChunked)
{
// If I don't set this to null, this holds a strong reference, resulting in
// possible memory leaks
sender.StateObject = null;
}
}
}
}
private void NonPipelinedSniffPacketSink(HTTPRequest sender, HTTPMessage Response, object Tag)
{
if (OnSniffPacket != null)
OnSniffPacket(this, Response, Tag);
}
/// <summary>
/// Pipelines a request packet
/// </summary>
/// <param name="dest">Destination IPEndPoint</param>
/// <param name="MSG">HTTPMessage Packet</param>
/// <param name="Tag">State Data</param>
public void PipelineRequest(IPEndPoint dest, HTTPMessage MSG, object Tag)
{
ContinueRequest(dest, "", Tag, MSG);
}
private void HandleSendEvent(HTTPRequest R, HTTPMessage M, object Tag)
{
R.Dispose();
SendEventTable.Remove(R);
}
private void HandleInvokeRequest(HTTPRequest sender, HTTPMessage response, object Tag)
{
AsyncInvokeInfo state = (AsyncInvokeInfo)Tag;
if (response == null)
{
if (state.ErrorCB != null)
{
state.ErrorCB(this, state.MethodName, state.Args, new UPnPInvokeException(state.MethodName, state.Args, "Could not connect to device"), state.Tag);
}
else
{
if (OnInvokeError != null)
{
OnInvokeError(this, state.MethodName, state.Args, new UPnPInvokeException(state.MethodName, state.Args, "Could not connect to device"), state.Tag);
}
}
return;
}
if (response.StatusCode == 100)
{
// Ignore
return;
}
UPnPAction action = (UPnPAction)RemoteMethods[state.MethodName];
if (response.StatusCode != 200)
{
if ((OnInvokeError != null) || (state.ErrorCB != null))
{
if ((response.StatusCode == 500) && (response.BodyBuffer.Length > 0))
{
// Try to parse SOAP Encoded Error
UPnPCustomException ce = null;
try
{
ce = ParseErrorBody(response.StringBuffer);
OpenSource.Utilities.EventLogger.Log(this, System.Diagnostics.EventLogEntryType.Error,
"UPnP Action <" + state.MethodName + "> Error [" + ce.ErrorCode.ToString() + "] " + ce.ErrorDescription);
}
catch
{
ce = null;
OpenSource.Utilities.EventLogger.Log(this, System.Diagnostics.EventLogEntryType.Error,
"HTTP Fault invoking " + state.MethodName + " : " + response.StatusData);
}
if (state.ErrorCB != null)
{
state.ErrorCB(this, action.Name, state.Args, new UPnPInvokeException(state.MethodName, state.Args, response.StatusData, ce), state.Tag);
}
else
{
if (OnInvokeError != null)
{
OnInvokeError(this, action.Name, state.Args, new UPnPInvokeException(state.MethodName, state.Args, response.StatusData, ce), state.Tag);
}
}
}
else
{
if (state.ErrorCB != null)
{
state.ErrorCB(this, action.Name, state.Args, new UPnPInvokeException(state.MethodName, state.Args, response.StatusData), state.Tag);
}
else
{
if (OnInvokeError != null)
{
OnInvokeError(this, action.Name, state.Args, new UPnPInvokeException(state.MethodName, state.Args, response.StatusData), state.Tag);
}
}
}
}
return;
}
//Lets Parse the data we got back
//Now we can parse the XML Body
StringReader MyString = new StringReader(response.StringBuffer.Trim());
XmlTextReader XMLDoc = new XmlTextReader(MyString);
String MethodTag = "";
UPnPArgument VarArg;
ArrayList VarList = new ArrayList();
XMLDoc.Read();
XMLDoc.MoveToContent();
if (XMLDoc.LocalName == "Envelope")
{
XMLDoc.Read();
XMLDoc.MoveToContent();
if (XMLDoc.LocalName == "Body")
{
XMLDoc.Read();
XMLDoc.MoveToContent();
MethodTag = XMLDoc.LocalName;
XMLDoc.Read();
XMLDoc.MoveToContent();
if (XMLDoc.LocalName != "Body")
{
while ((XMLDoc.LocalName != MethodTag) && (XMLDoc.EOF == false))
{
// VarArg = new UPnPArgument(XMLDoc.Name,UPnPStringFormatter.UnEscapeString(XMLDoc.ReadInnerXml()));
VarArg = new UPnPArgument(XMLDoc.Name, XMLDoc.ReadString());
VarList.Add(VarArg);
if ((!XMLDoc.IsStartElement() && XMLDoc.LocalName != MethodTag) || XMLDoc.IsEmptyElement)
{
XMLDoc.Read();
XMLDoc.MoveToContent();
}
}
}
}
}
//Finished processing the SOAP, lets build the return list
Object RetVal = null;
UPnPArgument[] InVarArr = state.Args;
UPnPArgument ThisArg;
Object[] temp = new Object[1];
Type[] TypeParm = new Type[1];
TypeParm[0] = Type.GetType("System.String");
int StartIDX = 0;
if (((UPnPAction)RemoteMethods[state.MethodName]).HasReturnValue == true)
{
UPnPArgument RetArg = action.GetArg(((UPnPArgument)VarList[0]).Name);
Type RetType = RetArg.RelatedStateVar.GetNetType();
RetVal = CreateObjectInstance(RetType,
(string)((UPnPArgument)VarList[0]).DataValue);
StartIDX = 1;
}
for (int ID = StartIDX; ID < VarList.Count; ++ID)
{
for (int ix = 0; ix < InVarArr.Length; ++ix)
{
if (InVarArr[ix].Name == ((UPnPArgument)VarList[ID]).Name)
{
ThisArg = action.GetArg(InVarArr[ix].Name);
if ((ThisArg.RelatedStateVar.GetNetType().FullName != "System.String") ||
(ThisArg.RelatedStateVar.GetNetType().FullName != "System.Object"))
{
InVarArr[ix].DataValue = CreateObjectInstance(ThisArg.RelatedStateVar.GetNetType(), (string)((UPnPArgument)VarList[ID]).DataValue);
}
else
{
InVarArr[ix].DataValue = ((UPnPArgument)VarList[ID]).DataValue;
}
InVarArr[ix].DataType = ThisArg.RelatedStateVar.GetNetType().FullName;
break;
}
}
}
if (state.InvokeCB != null)
{
state.InvokeCB(this, state.MethodName, InVarArr, RetVal, state.Tag);
}
else
{
if (OnInvokeResponse != null)
{
OnInvokeResponse(this, state.MethodName, InVarArr, RetVal, state.Tag);
}
}
}
internal HTTPMessage _SubscribeEvent(out String SID, String CallbackURL, String Timeout)
{
SubscriberInfo sinfo = new SubscriberInfo();
sinfo.SID = GetNewSID();
sinfo.CallbackURL = CallbackURL;
sinfo.SEQ = 1;
int to = int.Parse(Timeout);
if (to == 0)
{
sinfo.Expires = -1;
}
else
{
sinfo.Expires = DateTime.Now.AddSeconds(to).Ticks;
}
SubscriberTable[sinfo.SID] = sinfo;
// Send an inital Event
//SSDP.ParseURL(CallbackURL,out WebIP, out WebPort, out Tag);
HTTPMessage Packet = new HTTPMessage();
Packet.Directive = "NOTIFY";
Packet.AddTag("Content-Type", "text/xml");
Packet.AddTag("NT", "upnp:event");
Packet.AddTag("NTS", "upnp:propchange");
Packet.AddTag("SID", sinfo.SID);
Packet.AddTag("SEQ", "0");
Packet.AddTag("CONNECTION", "close");
Packet.BodyBuffer = BuildEventXML();
SID = sinfo.SID;
SubscriptionAddedEvent.Fire(this); // Trigger event saying that a subscription was added
return (Packet);
}
internal void SendEvents(UPnPStateVariable V)
{
//IDictionaryEnumerator en = SubscriberTable.GetEnumerator();
SubscriberInfo sinfo;
HTTPMessage Packet;
Uri[] EventURLS;
ICollection en = SubscriberTable.Keys;
String[] KEYS = new String[en.Count];
HTTPRequest R;
en.CopyTo(KEYS, 0);
for (int keyid = 0; keyid < KEYS.Length; ++keyid)
{
object _tobj = SubscriberTable[KEYS[keyid]];
if (_tobj != null)
{
sinfo = (SubscriberInfo)_tobj;
if ((sinfo.Expires > DateTime.Now.Ticks) || (sinfo.Expires == -1))
{
EventURLS = ParseEventURL(sinfo.CallbackURL);
for (int x = 0; x < EventURLS.Length; ++x)
{
try
{
IPAddress dest = IPAddress.Parse(EventURLS[x].Host);
Packet = new HTTPMessage();
Packet.Directive = "NOTIFY";
Packet.AddTag("Content-Type", "text/xml");
Packet.AddTag("NT", "upnp:event");
Packet.AddTag("NTS", "upnp:propchange");
Packet.BodyBuffer = BuildEventXML(new UPnPStateVariable[1] { V });
Packet.DirectiveObj = HTTPMessage.UnEscapeString(EventURLS[x].PathAndQuery);
if (dest.AddressFamily == AddressFamily.InterNetwork) Packet.AddTag("Host", EventURLS[x].Host + ":" + EventURLS[x].Port.ToString());
if (dest.AddressFamily == AddressFamily.InterNetworkV6) Packet.AddTag("Host", "[" + RemoveIPv6Scope(EventURLS[x].Host) + "]:" + EventURLS[x].Port.ToString());
Packet.AddTag("SID", sinfo.SID);
Packet.AddTag("SEQ", sinfo.SEQ.ToString());
Packet.AddTag("CONNECTION", "close");
++sinfo.SEQ;
SubscriberTable[KEYS[keyid]] = sinfo;
//OpenSource.Utilities.EventLogger.Log(this,System.Diagnostics.EventLogEntryType.SuccessAudit,Packet.StringBuffer);
R = new HTTPRequest();
SendEventTable[R] = R;
R.OnResponse += new HTTPRequest.RequestHandler(HandleSendEvent);
R.PipelineRequest(new IPEndPoint(IPAddress.Parse(EventURLS[x].Host), EventURLS[x].Port), Packet, null);
}
catch (Exception)
{
}
}
}
else
{
SubscriberTable.Remove(sinfo.SID);
}
}
}
}
/// <summary>
/// Unsubscribe to UPnPEvent
/// </summary>
/// <param name="cb"></param>
public void UnSubscribe(UPnPEventHandler cb)
{
bool processUnSubscribe = false;
lock (SubscribeLock)
{
--SubscribeCounter;
if (SubscribeCounter <= 0)
{
SubscribeCounter = 0;
processUnSubscribe = true;
}
if (cb == null)
{
processUnSubscribe = true;
OnUPnPEvent = null;
}
else
{
OnUPnPEvent -= cb;
}
}
if (processUnSubscribe == false) return;
HTTPMessage request = new HTTPMessage();
String WebIP;
int WebPort;
String Tag;
SSDP.ParseURL(this.__eventurl, out WebIP, out WebPort, out Tag);
IPEndPoint dest = new IPEndPoint(IPAddress.Parse(WebIP), WebPort);
request.Directive = "UNSUBSCRIBE";
request.DirectiveObj = Tag;
request.AddTag("Host", WebIP + ":" + WebPort.ToString()); // WebIP is already formatted for IPv6
request.AddTag("SID", CurrentSID);
HTTPRequest UR = new HTTPRequest();
SubscribeRequestTable[UR] = UR;
UR.OnResponse += new HTTPRequest.RequestHandler(HandleUnsubscribeResponse);
CurrentSID = "";
UR.PipelineRequest(dest, request, null);
}
/// <summary>
/// Subscribe to UPnPEvents
/// </summary>
/// <param name="Timeout">Subscription Cycle</param>
public void Subscribe(int Timeout, UPnPEventSubscribeHandler CB)
{
bool processSubscribe = false;
lock (SubscribeLock)
{
if (SubscribeCounter == 0) processSubscribe = true;
++SubscribeCounter;
//OnUPnPEvent += UPnPEventCallback;
}
if (processSubscribe == false)
{
// Already subscribed... Just trigger Events
foreach (UPnPStateVariable V in this.GetStateVariables()) V.InitialEvent();
if (CB != null) CB(this, true);
return;
}
foreach (UPnPStateVariable V in this.GetStateVariables())
{
if (V.SendEvent) V.CurrentValue = null;
}
CurrentTimeout = Timeout;
HTTPMessage request = new HTTPMessage();
String WebIP;
int WebPort;
String Tag;
String NT;
if (Timeout == 0)
{
NT = "Second-infinite";
}
else
{
NT = "Second-" + Timeout.ToString();
}
SSDP.ParseURL(this.__eventurl, out WebIP, out WebPort, out Tag);
IPEndPoint dest = new IPEndPoint(IPAddress.Parse(WebIP), WebPort);
IPAddress addr = IPAddress.Parse(WebIP);
request.Directive = "SUBSCRIBE";
request.DirectiveObj = Tag;
if (addr.AddressFamily == AddressFamily.InterNetwork)
{
request.AddTag("Host", WebIP + ":" + WebPort.ToString());
}
else if (addr.AddressFamily == AddressFamily.InterNetworkV6)
{
request.AddTag("Host", "[" + RemoveIPv6Scope(addr.ToString()) + "]:" + WebPort.ToString());
}
request.AddTag("Callback", "<" + this.EventCallbackURL + ">");
request.AddTag("NT", "upnp:event");
request.AddTag("Timeout", NT);
HTTPRequest SR = new HTTPRequest();
SubscribeRequestTable[SR] = SR;
SR.OnResponse += new HTTPRequest.RequestHandler(HandleSubscribeResponse);
SR.PipelineRequest(dest, request, CB);
}
/// <summary>
/// Invokes a method on this service with specific callbacks
/// </summary>
/// <param name="MethodName">Name of Method</param>
/// <param name="InVarArr">Array of UPnPArguments</param>
/// <param name="InvokeCallback">Callback for Success</param>
/// <param name="ErrorCallback">Callback for Failed</param>
/// <returns>Unique Handle identifier</returns>
public void InvokeAsync(String MethodName, UPnPArgument[] InVarArr,
object Tag,
UPnPService.UPnPServiceInvokeHandler InvokeCallback,
UPnPService.UPnPServiceInvokeErrorHandler ErrorCallback)
{
HTTPMessage request = new HTTPMessage();
if (InVarArr == null)
{
InVarArr = new UPnPArgument[0];
}
UPnPAction action = (UPnPAction)RemoteMethods[MethodName];
if (action == null)
{
throw (new UPnPInvokeException(MethodName, InVarArr, MethodName + " is not currently defined in this object"));
}
else
{
action.ValidateArgs(InVarArr);
}
String WebIP;
String sName;
int WebPort;
SSDP.ParseURL(__controlurl, out WebIP, out WebPort, out sName);
IPEndPoint dest = new IPEndPoint(IPAddress.Parse(WebIP), WebPort);
request.Directive = "POST";
request.DirectiveObj = sName;
request.AddTag("Host", WebIP + ":" + WebPort);
request.AddTag("Content-Type", "text/xml; charset=\"utf-8\"");
request.AddTag("SoapAction", "\"" + ServiceURN + "#" + MethodName + "\"");
MemoryStream mstream = new MemoryStream(4096);
XmlTextWriter W = new XmlTextWriter(mstream, System.Text.Encoding.UTF8);
W.Formatting = Formatting.Indented;
W.Indentation = 3;
W.WriteStartDocument();
String S = "http://schemas.xmlsoap.org/soap/envelope/";
W.WriteStartElement("s", "Envelope", S);
W.WriteAttributeString("s", "encodingStyle", S, "http://schemas.xmlsoap.org/soap/encoding/");
W.WriteStartElement("s", "Body", S);
W.WriteStartElement("u", MethodName, ServiceURN);
for (int ID = 0; ID < InVarArr.Length; ++ID)
{
if (action.GetArg(InVarArr[ID].Name).Direction == "in")
{
W.WriteElementString(InVarArr[ID].Name, UPnPService.SerializeObjectInstance(InVarArr[ID].DataValue));
}
}
W.WriteEndElement();
W.WriteEndElement();
W.WriteEndElement();
W.WriteEndDocument();
W.Flush();
byte[] wbuf = new Byte[mstream.Length - 3];
mstream.Seek(3, SeekOrigin.Begin);
mstream.Read(wbuf, 0, wbuf.Length);
W.Close();
request.BodyBuffer = wbuf;
AsyncInvokeInfo state = new AsyncInvokeInfo();
state.Args = InVarArr;
state.MethodName = MethodName;
state.Packet = request;
state.Tag = Tag;
state.InvokeCB = InvokeCallback;
state.ErrorCB = ErrorCallback;
InvocationPipeline.PipelineRequest(dest, request, state);
}
private void OnReceiveSink2(byte[] buffer, IPEndPoint remote, IPEndPoint local)
{
HTTPMessage msg;
try
{
msg = HTTPMessage.ParseByteArray(buffer, 0, buffer.Length);
}
catch (Exception ex)
{
OpenSource.Utilities.EventLogger.Log(ex);
msg = new HTTPMessage();
msg.Directive = "---";
msg.DirectiveObj = "---";
msg.BodyBuffer = buffer;
}
msg.LocalEndPoint = local;
msg.RemoteEndPoint = remote;
DText parser = new DText();
String Location = msg.GetTag("Location");
int MaxAge = 0;
String ma = msg.GetTag("Cache-Control").Trim();
if (ma != "")
{
parser.ATTRMARK = ",";
parser.MULTMARK = "=";
parser[0] = ma;
for (int i = 1; i <= parser.DCOUNT(); ++i)
{
if (parser[i, 1].Trim().ToUpper() == "MAX-AGE")
{
MaxAge = int.Parse(parser[i, 2].Trim());
break;
}
}
}
ma = msg.GetTag("USN");
String USN = ma.Substring(ma.IndexOf(":") + 1);
String ST = msg.GetTag("ST");
if (USN.IndexOf("::") != -1) USN = USN.Substring(0, USN.IndexOf("::"));
OpenSource.Utilities.EventLogger.Log(this, System.Diagnostics.EventLogEntryType.SuccessAudit, msg.RemoteEndPoint.ToString());
if (OnSearch != null) OnSearch(msg.RemoteEndPoint, msg.LocalEndPoint, new Uri(Location), USN, ST, MaxAge);
}
private void SniffPacketSink(HTTPMessage Packet)
{
if (OnSniffPacket!=null) OnSniffPacket(Packet);
}
private void HandleSubscribeResponse(HTTPRequest sender, HTTPMessage response, object Tag)
{
UPnPEventSubscribeHandler CB = (UPnPEventSubscribeHandler)Tag;
SubscribeRequestTable.Remove(sender);
sender.Dispose();
if (response != null)
{
if (response.StatusCode != 200)
{
if (CB != null)
{
CB(this, false);
}
else
{
if (OnSubscribe != null) OnSubscribe(this, false);
}
}
else
{
CurrentSID = response.GetTag("SID");
if (CB != null)
{
CB(this, true);
}
else
{
if (OnSubscribe != null) OnSubscribe(this, true);
}
if (CurrentTimeout != 0)
{
EventLogger.Log(this, System.Diagnostics.EventLogEntryType.SuccessAudit, "SUBSCRIBE [" + this.CurrentSID + "] Duration: " + CurrentTimeout.ToString() + " <" + DateTime.Now.ToLongTimeString() + ">");
SubscribeCycle.Add(this.GetHashCode(), CurrentTimeout / 2);
}
}
}
else
{
if (CB != null)
{
CB(this, false);
}
else
{
if (OnSubscribe != null) OnSubscribe(this, false);
}
}
}
private void ContinueRequest(IPEndPoint dest, string PQ, object Tag, HTTPMessage MSG)
{
HTTPMessage r = null;
if (MSG == null)
{
r = new HTTPMessage();
r.Directive = "GET";
r.DirectiveObj = PQ;
if (dest.AddressFamily == System.Net.Sockets.AddressFamily.InterNetwork) r.AddTag("Host", dest.ToString());
if (dest.AddressFamily == System.Net.Sockets.AddressFamily.InterNetworkV6) r.AddTag("Host", "[" + RemoveIPv6Scope(dest.ToString()) + "]");
}
else
{
r = MSG;
}
lock (TagQueue)
{
this.IdleTimeout = false;
KeepAliveTimer.Remove(this.GetHashCode());
LastMessage = r;
if ((PIPELINE == false && _PIPELINE == false) || (_PIPELINE == false))
{
HTTPRequest TR = new HTTPRequest();
TR.ProxySetting = ProxySetting;
TR._PIPELINE = true;
if (this.OnSniff != null) TR.OnSniff += new HTTPRequest.SniffHandler(NonPipelinedSniffSink);
if (this.OnSniffPacket != null) TR.OnSniffPacket += new HTTPRequest.RequestHandler(NonPipelinedSniffPacketSink);
TR.OnResponse += new HTTPRequest.RequestHandler(NonPipelinedResponseSink);
this.NotPipelinedTable[TR] = TR;
TR.PipelineRequest(dest, r, Tag);
return;
}
bool NeedSend = (TagQueue.Count == 0);
TagQueue.Enqueue(new StateData(r, dest, Tag, null));
IPAddress localif = IPAddress.Any;
if (dest.AddressFamily == System.Net.Sockets.AddressFamily.InterNetworkV6) localif = IPAddress.IPv6Any;
if (s == null)
{
ReceivedFirstResponse = false;
if (ProxySetting != null)
{
s = new HTTPSession(new IPEndPoint(localif, 0),
ProxySetting,
new HTTPSession.SessionHandler(CreateSink),
new HTTPSession.SessionHandler(CreateFailedSink),
null);
}
else
{
s = new HTTPSession(new IPEndPoint(localif, 0),
dest,
new HTTPSession.SessionHandler(CreateSink),
new HTTPSession.SessionHandler(CreateFailedSink),
null);
}
}
else
{
if (s.IsConnected && this.ReceivedFirstResponse)
{
try
{
if (ProxySetting == null)
{
s.Send(r);
}
else
{
HTTPMessage pr = (HTTPMessage)r.Clone();
pr.DirectiveObj = "http://" + dest.ToString() + pr.DirectiveObj;
pr.Version = "1.0";
s.Send(pr);
}
}
catch (Exception ex)
{
OpenSource.Utilities.EventLogger.Log(ex);
}
}
}
}
}
private void HandleUnsubscribeResponse(HTTPRequest sender, HTTPMessage response, object Tag)
{
SubscribeRequestTable.Remove(sender);
sender.Dispose();
SubscribeCycle.Remove(this.GetHashCode());
}
private void NonPipelinedResponseSink(HTTPRequest sender, HTTPMessage Response, object Tag)
{
// OpenSource.Utilities.EventLogger.Log(sender.s,System.Diagnostics.EventLogEntryType.Information,"TryingToDispose");
_Source = sender.Source;
this.NotPipelinedTable.Remove(sender);
sender.Dispose();
if (this.OnResponse != null)
OnResponse(this, Response, Tag);
}
private void Renew()
{
HTTPMessage request = new HTTPMessage();
String WebIP;
int WebPort;
String Tag;
String NT;
NT = "Second-" + CurrentTimeout.ToString();
SSDP.ParseURL(this.__eventurl, out WebIP, out WebPort, out Tag);
IPEndPoint dest = new IPEndPoint(IPAddress.Parse(WebIP), WebPort);
request.Directive = "SUBSCRIBE";
request.DirectiveObj = Tag;
request.AddTag("Host", WebIP + ":" + WebPort.ToString());
request.AddTag("SID", CurrentSID);
request.AddTag("Timeout", NT);
HTTPRequest R = new HTTPRequest();
R.OnResponse += new HTTPRequest.RequestHandler(RenewSink);
this.SendEventTable[R] = R;
R.PipelineRequest(dest, request, null);
}
private void ReceiveSink(HTTPSession sender, HTTPMessage msg)
{
StateData sd = (StateData)sender.StateObject;
object Tag = sd.Tag;
if (msg.Version == "1.0" || msg.Version == "0.9")
{
sender.Close();
}
else
{
if (msg.GetTag("Connection").ToUpper() == "CLOSE")
{
sender.Close();
}
}
if (OnResponse != null) OnResponse(this, msg, Tag);
// If I don't set this to null, this holds a strong reference, resulting in
// possible memory leaks
sender.StateObject = null;
lock (TagQueue)
{
if (TagQueue.Count == 0)
{
this.IdleTimeout = true;
KeepAliveTimer.Add(this.GetHashCode(), 10);
}
}
}
private void RenewSink(HTTPRequest sender, HTTPMessage M, object Tag)
{
if (M != null)
{
if (M.StatusCode != 200)
{
// Renew Failed
EventLogger.Log(this, System.Diagnostics.EventLogEntryType.SuccessAudit, "Renewal [" + this.CurrentSID + "] Error:" + M.StatusCode.ToString() + " <" + DateTime.Now.ToLongTimeString() + ">");
SubscribeCycle.Remove(this.GetHashCode());
this.SubscribeCounter = 0;
PeriodicRenewFailedEvent.Fire(this);
}
else
{
EventLogger.Log(this, System.Diagnostics.EventLogEntryType.SuccessAudit, "Renewal [" + this.CurrentSID + "] OK <" + DateTime.Now.ToLongTimeString() + ">");
SubscribeCycle.Add(this.GetHashCode(), CurrentTimeout / 2);
}
}
else
{
// Renew Failed
EventLogger.Log(this, System.Diagnostics.EventLogEntryType.SuccessAudit, "Renewal [" + this.CurrentSID + "] DeviceError <" + DateTime.Now.ToLongTimeString() + ">");
SubscribeCycle.Remove(this.GetHashCode());
this.SubscribeCounter = 0;
PeriodicRenewFailedEvent.Fire(this);
}
this.SendEventTable.Remove(sender);
sender.Dispose();
}
private void SniffPacketSink(HTTPRequest sender, HTTPMessage MSG, object Tag)
{
OnSniffPacketEvent.Fire(this, MSG);
}
private void HandleNotify(IPEndPoint source, IPEndPoint local, Uri LocationURL, bool IsAlive, String USN, String ST, int MaxAge, HTTPMessage Packet)
{
if (IsAlive && LocationURL != null) OpenSource.Utilities.EventLogger.Log(this, System.Diagnostics.EventLogEntryType.SuccessAudit, LocationURL.ToString());
if (OnNotify != null) OnNotify(source, local, LocationURL, IsAlive, USN, ST, MaxAge, Packet);
}
private void UpdatePacketTraceForCurrentTest(IUPnPTestGroup sender, HTTPMessage msg)
{
if (sender != displaytestinfo) return;
ListViewItem lv;
if (msg.StatusCode == -1)
{
lv = new ListViewItem(new string[] { msg.RawPacket.Length.ToString() + " (" + msg.BodyBuffer.Length + ")", msg.Directive + " " + msg.DirectiveObj }, 5);
}
else
{
lv = new ListViewItem(new string[] { msg.RawPacket.Length.ToString() + " (" + msg.BodyBuffer.Length + ")", "(" + msg.StatusCode.ToString() + ") " + msg.StatusData }, 5);
}
lv.Tag = msg;
packetListView.Items.Add(lv);
}
/// <summary>
/// Searches for a SearchTarget Asynchronously
/// </summary>
/// <param name="SearchTarget">The Target</param>
public void FindDeviceAsync(String SearchTarget, IPEndPoint RemoteEP)
{
HTTPMessage request = new HTTPMessage();
request.Directive = "M-SEARCH";
request.DirectiveObj = "*";
request.AddTag("ST", SearchTarget);
request.AddTag("MX", MX.ToString());
request.AddTag("MAN", "\"ssdp:discover\"");
if (RemoteEP.AddressFamily == AddressFamily.InterNetwork) request.AddTag("HOST", RemoteEP.ToString()); // "239.255.255.250:1900"
if (RemoteEP.AddressFamily == AddressFamily.InterNetworkV6) request.AddTag("HOST", string.Format("[{0}]:{1}", RemoteEP.Address.ToString(), RemoteEP.Port)); // "[FF05::C]:1900"
byte[] buffer = UTF8Encoding.UTF8.GetBytes(request.StringPacket);
IPAddress[] LocalAddresses = NetInfo.GetLocalAddresses();
foreach (IPAddress localaddr in LocalAddresses)
{
try
{
UdpClient session = (UdpClient)SSDPSessions[localaddr];
if (session == null)
{
session = new UdpClient(new IPEndPoint(localaddr, 0));
session.EnableBroadcast = true;
session.BeginReceive(new AsyncCallback(OnReceiveSink), session);
SSDPSessions[localaddr] = session;
}
if (RemoteEP.AddressFamily != session.Client.AddressFamily) continue;
if ((RemoteEP.AddressFamily == AddressFamily.InterNetworkV6) && ((IPEndPoint)session.Client.LocalEndPoint).Address.IsIPv6LinkLocal == true && RemoteEP != Utils.UpnpMulticastV6EndPoint2) continue;
if ((RemoteEP.AddressFamily == AddressFamily.InterNetworkV6) && ((IPEndPoint)session.Client.LocalEndPoint).Address.IsIPv6LinkLocal == false && RemoteEP != Utils.UpnpMulticastV6EndPoint1) continue;
IPEndPoint lep = (IPEndPoint)session.Client.LocalEndPoint;
if (session.Client.AddressFamily == AddressFamily.InterNetwork)
{
session.Client.SetSocketOption(SocketOptionLevel.IP, SocketOptionName.MulticastInterface, localaddr.GetAddressBytes());
}
else if (session.Client.AddressFamily == AddressFamily.InterNetworkV6)
{
session.Client.SetSocketOption(SocketOptionLevel.IPv6, SocketOptionName.MulticastInterface, BitConverter.GetBytes((int)localaddr.ScopeId));
}
session.Send(buffer, buffer.Length, RemoteEP);
session.Send(buffer, buffer.Length, RemoteEP);
}
catch (Exception ex)
{
OpenSource.Utilities.EventLogger.Log(this, System.Diagnostics.EventLogEntryType.Error, "CP Failure: " + localaddr.ToString());
OpenSource.Utilities.EventLogger.Log(ex);
}
}
}
internal void SSDPNotifySink(
IPEndPoint source,
IPEndPoint local,
Uri LocationURL,
bool IsAlive,
string USN,
string SearchTarget,
int MaxAge,
HTTPMessage Packet
)
{
UPnPDevice device = null;
if (SearchTarget == searchFilter)
{
if (!IsAlive)
{
lock (this.deviceTableLock)
{
device = this.UnprotectedRemoveMe(USN);
}
if (device != null)
{
//device.Removed();
}
if (device != null)
{
this.OnRemovedDeviceEvent.Fire(this, device);
}
}
else
{
lock (this.deviceTableLock)
{
if (!this.deviceTable.ContainsKey(USN))
{
DeviceInfo info = new DeviceInfo();
info.Device = null;
info.UDN = USN;
info.NotifyTime = DateTime.Now;
info.BaseURL = LocationURL;
info.MaxAge = MaxAge;
info.LocalEP = local;
info.SourceEP = source;
this.deviceTable[USN] = info;
this.deviceFactory.CreateDevice(info.BaseURL, info.MaxAge, IPAddress.Any, info.UDN);
}
else
{
DeviceInfo info2 = (DeviceInfo)this.deviceTable[USN];
if (info2.Device != null)
{
if (info2.BaseURL.Equals(LocationURL))
{
this.deviceUpdateClock.Remove(info2);
info2.PendingBaseURL = null;
info2.PendingMaxAge = 0;
info2.PendingLocalEP = null;
info2.PendingSourceEP = null;
info2.NotifyTime = DateTime.Now;
this.deviceTable[USN] = info2;
this.deviceLifeTimeClock.Add(info2.UDN, MaxAge);
}
else if (info2.NotifyTime.AddSeconds(10.0).Ticks < DateTime.Now.Ticks)
{
info2.PendingBaseURL = LocationURL;
info2.PendingMaxAge = MaxAge;
info2.PendingLocalEP = local;
info2.PendingSourceEP = source;
this.deviceTable[USN] = info2;
this.deviceUpdateClock.Add(info2.UDN, 3);
}
}
}
}
}
}
}
private void PageHandler(OpenSource.UPnP.UPnPDevice sender, OpenSource.UPnP.HTTPMessage msg, OpenSource.UPnP.HTTPSession WebSession, string VirtualDir)
{
if (VirtualDir.Equals("/stream", StringComparison.InvariantCultureIgnoreCase) && msg.DirectiveObj.Equals("/swyh.mp3", StringComparison.InvariantCultureIgnoreCase))
{
WebSession.OnStreamDone += (s, e) =>
{
PipeStream value;
while (!sessionMp3Streams.TryRemove(s.SessionID, out value)) ; ;
App.CurrentInstance.wasapiProvider.UpdateClientsList();
};
PipeStream stream = sessionMp3Streams.GetOrAdd(WebSession.SessionID, new PipeStream());
App.CurrentInstance.wasapiProvider.UpdateClientsList();
WebSession.SendStreamObject(stream, "audio/mpeg");
}
else if (VirtualDir.Equals("/stream", StringComparison.InvariantCultureIgnoreCase) && msg.DirectiveObj.Equals("/swyh.wav", StringComparison.InvariantCultureIgnoreCase))
{
WebSession.OnStreamDone += (s, e) =>
{
PipeStream value;
while (!sessionPcmStreams.TryRemove(s.SessionID, out value)) ; ;
App.CurrentInstance.wasapiProvider.UpdateClientsList();
};
PipeStream stream = sessionPcmStreams.GetOrAdd(WebSession.SessionID, new PipeStream());
App.CurrentInstance.wasapiProvider.UpdateClientsList();
var audioFormat = AudioSettings.GetAudioFormat();
WebSession.SendStreamObject(stream, "audio/L16;rate=" + audioFormat.SampleRate + ";channels=" + audioFormat.Channels);
}
else if (VirtualDir.Equals("/about", StringComparison.InvariantCultureIgnoreCase))
{
OpenSource.UPnP.HTTPMessage response = new OpenSource.UPnP.HTTPMessage();
response.StatusCode = 200;
response.StatusData = "OK";
response.AddTag("Content-Type", "text/html");
response.BodyBuffer = System.Text.Encoding.UTF8.GetBytes(Properties.Resources.About);
WebSession.Send(response);
}
else
{
OpenSource.UPnP.HTTPMessage response = new OpenSource.UPnP.HTTPMessage();
response.StatusCode = 404;
response.StatusData = "Not Found";
response.AddTag("Content-Type", "text/html");
response.BodyBuffer = System.Text.Encoding.UTF8.GetBytes(Properties.Resources.Error404);
WebSession.Send(response);
}
}
