private void ProcessDAAdvert(DirectoryAgentAdvertPacket da, IPEndPoint source)
{
//We should only register with directory agents that either support our scope or those which support all scopes (the scope list is empty).
if (da.ScopeList.Count != 0 && !da.ScopeList.Contains(Scope))
{
return;
}
//Determine if we have previously registered with this DA and if not raise a new DA found event.
if (!DirectoryAgents.ContainsKey(da.Url))
{
//Add this DA to the list of DAs we subscribe to.
DirectoryAgents[da.Url] = new DirectoryAgentInformation(da.Url, source);;
//Notify Subscribers that a new DA has been found.
RaiseNewDirectoryAgentFound();
}
//Register with the DA.
ServiceRegistrationPacket register = new ServiceRegistrationPacket();
FillHeader(register.Header, da.Header.XId);
register.Header.Flags |= SlpHeaderFlags.Fresh;
register.Url = new UrlEntry(ServiceUrl);
register.ServiceType = ServiceType;
register.ScopeList = Scope;
register.AttrList = AttributeString;
socket.Send(source, register);
}
protected override void ProcessPacket(NewPacketEventArgs packetInfo)
{
DirectoryAgentAdvertPacket advert = packetInfo.Packet as DirectoryAgentAdvertPacket;
if (advert != null)
{
ProcessDAAdvert(advert, packetInfo.SourceEndPoint);
}
ServiceRequestPacket request = packetInfo.Packet as ServiceRequestPacket;
if (IsReplyRequired(request))
{
SendServiceReply(packetInfo.SourceEndPoint, packetInfo.Packet.Header.XId);
}
ServiceAcknowledgePacket acknowledge = packetInfo.Packet as ServiceAcknowledgePacket;
if (acknowledge != null)
{
RaiseServiceRegistered();
}
AttributeRequestPacket attributeRequest = packetInfo.Packet as AttributeRequestPacket;
if (IsReplyRequired(attributeRequest))
{
SendAttributeReply(packetInfo.SourceEndPoint, packetInfo.Packet.Header.XId);
}
}
private void ProcessDAAdvert(DirectoryAgentAdvertPacket da, IPEndPoint source)
{
if (!DirectoryAgents.ContainsKey(da.Url))
{
//Add this DA to the list of DAs we subscribe to.
DirectoryAgents[da.Url] = new DirectoryAgentInformation(da.Url, source);;
//Notify Subscribers that a new DA has been found.
RaiseNewDirectoryAgentFound();
}
//Register with the DA.
ServiceRegistrationPacket register = new ServiceRegistrationPacket();
FillHeader(register.Header, da.Header.XId);
register.Header.Flags |= SlpHeaderFlags.Fresh;
register.Url = new UrlEntry(ServiceUrl);
register.ServiceType = ServiceType;
register.ScopeList = Scope;
socket.Send(source, register);
}
protected override void ProcessPacket(NewPacketEventArgs packetInfo)
{
DirectoryAgentAdvertPacket daAdvert = packetInfo.Packet as DirectoryAgentAdvertPacket;
if (daAdvert != null)
{
DirectoryAgent = new DirectoryAgentInformation(daAdvert.Url, packetInfo.SourceEndPoint);
}
ServiceReplyPacket serviceReply = packetInfo.Packet as ServiceReplyPacket;
if (serviceReply != null)
{
ProcessServiceReply(serviceReply, packetInfo.SourceEndPoint);
}
AttributeReplyPacket attributeReply = packetInfo.Packet as AttributeReplyPacket;
if (attributeReply != null)
{
ProcessAttributeReply(attributeReply, packetInfo.SourceEndPoint);
}
}
