public static ResponseMessage Decode(NatUtility nu, UpnpNatRouterDevice device, string responseMessageText, RequestMessage requestMessage)
{
XmlNode node;
var doc = new XmlDocument();
doc.LoadXml(responseMessageText);
var 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)
{
string errorCode = node ["errorCode"] != null ? node ["errorCode"].InnerText : "";
string errorDescription = node ["errorDescription"] != null ? node ["errorDescription"].InnerText : "";
throw new MappingException((ErrorCode)int.Parse(errorCode), errorDescription, responseMessageText, requestMessage);
}
if ((doc.SelectSingleNode("//responseNs:AddPortMappingResponse", nsm)) != null)
{
return(new CreatePortMappingResponseMessage());
}
if ((doc.SelectSingleNode("//responseNs:DeletePortMappingResponse", nsm)) != null)
{
return(new DeletePortMapResponseMessage());
}
if ((node = doc.SelectSingleNode("//responseNs:GetExternalIPAddressResponse", nsm)) != null)
{
return(new GetExternalIPAddressResponseMessage(node));
}
if ((node = doc.SelectSingleNode("//responseNs:GetGenericPortMappingEntryResponse", nsm)) != null)
{
return(new GetGenericPortMappingEntryResponseMessage(node));
}
if ((node = doc.SelectSingleNode("//responseNs:GetSpecificPortMappingEntryResponse", nsm)) != null)
{
return(new GetSpecificPortMappingEntryResponseMessage(node));
}
nu.Log_mediumPain($"Unknown message returned: {responseMessageText}");
return(null);
}