private DpwsServiceDescriptions ProcessMatch(DpwsServiceDescription.ServiceDescriptionType type, WsMessage response, string messageID, IPEndPoint remoteEP, WsMessageCheck messageCheck)
{
Microsoft.SPOT.Debug.Assert(type == DpwsServiceDescription.ServiceDescriptionType.ProbeMatch ||
type == DpwsServiceDescription.ServiceDescriptionType.ResolveMatch);
// Parse and build header
WsWsaHeader header = response.Header;
XmlReader reader = response.Reader;
if (header == null || reader == null)
{
return(null);
}
try
{
// Make sure this is a probe matches response
String headerAction = (type == DpwsServiceDescription.ServiceDescriptionType.ProbeMatch) ?
m_version.DiscoveryNamespace + "/ProbeMatches" :
m_version.DiscoveryNamespace + "/ResolveMatches";
if (header.Action != headerAction)
{
return(null);
}
// Make sure this is not a duplicate probe response
if (messageCheck != null)
{
if (messageCheck.IsDuplicate(header.MessageID, remoteEP.ToString()) == true)
{
System.Ext.Console.Write("ProbeMatches / ResolveMatches - Duplicate response - " + header.Action + " received");
return(null);
}
}
// Make sure the messageID matches the request ID
if (header.RelatesTo != messageID)
{
return(null);
}
// Process the probe matches
#if DEBUG
int depth = reader.Depth;
#endif
DpwsServiceDescriptions matches = new DpwsServiceDescriptions(reader, type, m_version, remoteEP);
#if DEBUG
Microsoft.SPOT.Debug.Assert(XmlReaderHelper.HasReadCompleteNode(depth, reader));
#endif
return(matches);
}
finally
{
reader.Close();
}
}
internal DpwsServiceDescriptions(XmlReader reader, DpwsServiceDescription.ServiceDescriptionType type, ProtocolVersion v, IPEndPoint remoteEP)
{
m_threadLock = new object();
m_serviceDescriptions = new ArrayList();
Microsoft.SPOT.Debug.Assert(type == DpwsServiceDescription.ServiceDescriptionType.ProbeMatch ||
type == DpwsServiceDescription.ServiceDescriptionType.ResolveMatch);
String collectionName, itemName;
if (type == DpwsServiceDescription.ServiceDescriptionType.ProbeMatch)
{
collectionName = "ProbeMatches";
itemName = "ProbeMatch";
}
else
{
collectionName = "ResolveMatches";
itemName = "ResolveMatch";
}
reader.ReadStartElement(collectionName, v.DiscoveryNamespace);
while (reader.IsStartElement(itemName, v.DiscoveryNamespace))
{
#if DEBUG
int depth = reader.Depth;
#endif
m_serviceDescriptions.Add(new DpwsServiceDescription(reader, type, v, remoteEP));
#if DEBUG
Microsoft.SPOT.Debug.Assert(XmlReaderHelper.HasReadCompleteNode(depth, reader));
#endif
}
if (type == DpwsServiceDescription.ServiceDescriptionType.ResolveMatch && m_serviceDescriptions.Count > 1)
{
// Per schema, there can only be 1 resolve match
throw new XmlException();
}
XmlReaderHelper.SkipAllSiblings(reader); // xs:any
reader.ReadEndElement(); // collectionName
}
internal DpwsServiceDescriptions(XmlReader reader, DpwsServiceDescription.ServiceDescriptionType type)
{
Microsoft.SPOT.Debug.Assert(type == DpwsServiceDescription.ServiceDescriptionType.ProbeMatch ||
type == DpwsServiceDescription.ServiceDescriptionType.ResolveMatch);
String collectionName, itemName;
if (type == DpwsServiceDescription.ServiceDescriptionType.ProbeMatch)
{
collectionName = "ProbeMatches";
itemName = "ProbeMatch";
}
else
{
collectionName = "ResolveMatches";
itemName = "ResolveMatch";
}
reader.ReadStartElement(collectionName, WsWellKnownUri.WsdNamespaceUri);
while (reader.IsStartElement(itemName, WsWellKnownUri.WsdNamespaceUri))
{
#if DEBUG
int depth = reader.Depth;
#endif
m_serviceDescriptions.Add(new DpwsServiceDescription(reader, type));
#if DEBUG
Microsoft.SPOT.Debug.Assert(XmlReaderHelper.HasReadCompleteNode(depth, reader));
#endif
}
if (type == DpwsServiceDescription.ServiceDescriptionType.ResolveMatch && m_serviceDescriptions.Count > 1)
{
// Per schema, there can only be 1 resolve match
throw new XmlException();
}
XmlReaderHelper.SkipAllSiblings(reader); // xs:any
reader.ReadEndElement(); // collectionName
}
