Mono.Zeroconf.Providers.Bonjour.BrowseService.OnResolveReply C# (CSharp) Method

        private void OnResolveReply(ServiceRef sdRef, ServiceFlags flags, uint interfaceIndex,
            ServiceError errorCode, string fullname, string hosttarget, ushort port, ushort txtLen, 
            IntPtr txtRecord, IntPtr contex)
        {
            is_resolved = true;
            resolve_pending = false;

            InterfaceIndex = interfaceIndex;
            FullName = fullname;
            this.port = port;
            TxtRecord = new TxtRecord(txtLen, txtRecord);

            sdRef.Deallocate();

            // Run an A query to resolve the IP address
            ServiceRef sd_ref;

            if (AddressProtocol == AddressProtocol.Any || AddressProtocol == AddressProtocol.IPv4) {
                ServiceError error = Native.DNSServiceQueryRecord(out sd_ref, ServiceFlags.None, interfaceIndex,
                    hosttarget, ServiceType.A, ServiceClass.IN, query_record_reply_handler, IntPtr.Zero);

                if(error != ServiceError.NoError) {
                    throw new ServiceErrorException(error);
                }

                sd_ref.Process();
            }

            if (AddressProtocol == AddressProtocol.Any || AddressProtocol == AddressProtocol.IPv6) {
                ServiceError error = Native.DNSServiceQueryRecord(out sd_ref, ServiceFlags.None, interfaceIndex,
                    hosttarget, ServiceType.A6, ServiceClass.IN, query_record_reply_handler, IntPtr.Zero);

                if(error != ServiceError.NoError) {
                    throw new ServiceErrorException(error);
                }

                sd_ref.Process();
            }
        }