Beispiel #1
0
        private void ProcessQueues()
        {
            // Process all the pending adds
            OutgoingPacket pendingAdd;

            while (m_pendingAdds.TryDequeue(out pendingAdd))
            {
                m_packets[pendingAdd.SequenceNumber] = pendingAdd;
            }

            // Process all the pending removes, including updating statistics and round-trip times
            PendingAck     pendingRemove;
            OutgoingPacket ackedPacket;

            while (m_pendingRemoves.TryDequeue(out pendingRemove))
            {
                if (m_packets.TryGetValue(pendingRemove.SequenceNumber, out ackedPacket))
                {
                    m_packets.Remove(pendingRemove.SequenceNumber);

                    // Update stats
                    System.Threading.Interlocked.Add(ref ackedPacket.Agent.UnackedBytes, -ackedPacket.Buffer.DataLength);

                    if (!pendingRemove.FromResend)
                    {
                        // Calculate the round-trip time for this packet and its ACK
                        int rtt = pendingRemove.RemoveTime - ackedPacket.TickCount;
                        if (rtt > 0)
                        {
                            ackedPacket.Agent.UpdateRoundTrip(rtt);
                        }
                    }
                }
            }
        }
        private void ProcessQueues()
        {
            // Process all the pending adds
            OutgoingPacket pendingAdd;

            while (m_pendingAdds.TryDequeue(out pendingAdd))
            {
                if (pendingAdd != null)
                {
                    m_packets[pendingAdd.SequenceNumber] = pendingAdd;
                }
            }

            // Process all the pending removes, including updating statistics and round-trip times
            PendingAck pendingAcknowledgement;

            while (m_pendingAcknowledgements.TryDequeue(out pendingAcknowledgement))
            {
                //m_log.DebugFormat("[UNACKED PACKET COLLECTION]: Processing ack {0}", pendingAcknowledgement.SequenceNumber);
                OutgoingPacket ackedPacket;
                if (m_packets.TryGetValue(pendingAcknowledgement.SequenceNumber, out ackedPacket))
                {
                    if (ackedPacket != null)
                    {
                        m_packets.Remove(pendingAcknowledgement.SequenceNumber);

                        // As with other network applications, assume that an acknowledged packet is an
                        // indication that the network can handle a little more load, speed up the transmission
                        ackedPacket.Client.FlowThrottle.AcknowledgePackets(1);

                        // Update stats
                        Interlocked.Add(ref ackedPacket.Client.UnackedBytes, -ackedPacket.Buffer.DataLength);

                        if (!pendingAcknowledgement.FromResend)
                        {
                            // Calculate the round-trip time for this packet and its ACK
                            int rtt = pendingAcknowledgement.RemoveTime - ackedPacket.TickCount;
                            if (rtt > 0)
                            {
                                ackedPacket.Client.UpdateRoundTrip(rtt);
                            }
                        }
                    }
                    else
                    {
                        // m_log.WarnFormat("[UNACKED PACKET COLLECTION]: found null packet for sequence number {0} to ack",
                        //                  pendingAcknowledgement.SequenceNumber);
                    }
                }
                else
                {
                    // m_log.WarnFormat("[UNACKED PACKET COLLECTION]: Could not find packet with sequence number {0} to ack",
                    //                  pendingAcknowledgement.SequenceNumber);
                }
            }

            uint pendingRemove;

            while (m_pendingRemoves.TryDequeue(out pendingRemove))
            {
                OutgoingPacket removedPacket;
                if (m_packets.TryGetValue(pendingRemove, out removedPacket))
                {
                    if (removedPacket != null)
                    {
                        m_packets.Remove(pendingRemove);

                        // Update stats
                        Interlocked.Add(ref removedPacket.Client.UnackedBytes, -removedPacket.Buffer.DataLength);
                    }
                }
            }
        }