Avahi.ServiceResolver.OnServiceResolverCallback C# (CSharp) Method

        private void OnServiceResolverCallback(IntPtr resolver, int iface, Protocol proto,
                                                ResolverEvent revent, IntPtr name, IntPtr type,
                                                IntPtr domain, IntPtr host, IntPtr address,
                                                UInt16 port, IntPtr txt, LookupResultFlags flags,
                                                IntPtr userdata)
        {
            ServiceInfo info;
            info.NetworkInterface = iface;
            info.Protocol = proto;
            info.Domain = Utility.PtrToString (domain);
            info.ServiceType = Utility.PtrToString (type);
            info.Name = Utility.PtrToString (name);
            info.HostName = Utility.PtrToString (host);
            info.Address = Utility.PtrToAddress (address);
            info.Port = port;

            ArrayList txtlist = new ArrayList ();
            for (IntPtr l = txt; l != IntPtr.Zero; l = avahi_string_list_get_next (l)) {
                IntPtr buf = avahi_string_list_get_text (l);
                int len = avahi_string_list_get_size (l);

                byte[] txtbuf = new byte[len];
                Marshal.Copy (buf, txtbuf, 0, len);
                txtlist.Add (txtbuf);
            }

            info.Text = (byte[][]) txtlist.ToArray (typeof (byte[]));
            info.Flags = flags;

            switch (revent) {
            case ResolverEvent.Found:
                currentInfo = info;

                foreach (ServiceInfoHandler handler in foundListeners)
                    handler (this, new ServiceInfoArgs (info));
                break;
            case ResolverEvent.Failure:
                EmitFailure (client.LastError);
                break;
            }
        }