public static MessageBase Decode(UpnpNatDevice device, string message)
{
XmlNode node = null;
XmlDocument doc = new XmlDocument();
doc.LoadXml(message);
XmlNamespaceManager nsm = new XmlNamespaceManager(doc.NameTable);
// Error messages should be found under this namespace
nsm.AddNamespace("errorNs", "urn:schemas-upnp-org:control-1-0");
nsm.AddNamespace("responseNs", device.ServiceType);
// Check to see if we have a fault code message.
if ((node = doc.SelectSingleNode("//errorNs:UPnPError", nsm)) != null)
{
return(new ErrorMessage(Convert.ToInt32(node["errorCode"].InnerText, System.Globalization.CultureInfo.InvariantCulture),
node["errorDescription"].InnerText));
}
if ((node = doc.SelectSingleNode("//responseNs:AddPortMappingResponse", nsm)) != null)
{
return(new CreatePortMappingResponseMessage());
}
if ((node = doc.SelectSingleNode("//responseNs:DeletePortMappingResponse", nsm)) != null)
{
return(new DeletePortMapResponseMessage());
}
if ((node = doc.SelectSingleNode("//responseNs:GetExternalIPAddressResponse", nsm)) != null)
{
return(new GetExternalIPAddressResponseMessage(node["NewExternalIPAddress"].InnerText));
}
if ((node = doc.SelectSingleNode("//responseNs:GetGenericPortMappingEntryResponse", nsm)) != null)
{
return(new GetGenericPortMappingEntryResponseMessage(node, true));
}
if ((node = doc.SelectSingleNode("//responseNs:GetSpecificPortMappingEntryResponse", nsm)) != null)
{
return(new GetGenericPortMappingEntryResponseMessage(node, false));
}
NatUtility.Log("Unknown message returned. Please send me back the following XML:");
NatUtility.Log(message);
return(null);
}
public CreatePortMappingMessage(Mapping mapping, IPAddress localIpAddress, UpnpNatDevice device)
: base(device)
{
this.mapping = mapping;
this.localIpAddress = localIpAddress;
}
public DeletePortMappingMessage(Mapping mapping, UpnpNatDevice device)
: base(device)
{
this.mapping = mapping;
}
protected MessageBase(UpnpNatDevice device)
{
this.device = device;
}
public GetExternalIPAddressMessage(UpnpNatDevice device)
: base(device)
{
}
public GetGenericPortMappingEntry(int index, UpnpNatDevice device)
: base(device)
{
this.index = index;
}
public GetSpecificPortMappingEntryMessage(Protocol protocol, int externalPort, UpnpNatDevice device)
: base(device)
{
this.protocol = protocol;
this.externalPort = externalPort;
}
