Landing Recent QUIC changes until Fri Nov 18 23:21:04 2016 +0000

net/quic/core/quic_sent_packet_manager_interface.h

 // Copyright 2016 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef NET_QUIC_QUIC_SENT_PACKET_MANAGER_INTERFACE_H_
 #define NET_QUIC_QUIC_SENT_PACKET_MANAGER_INTERFACE_H_
 
 #include "base/macros.h"
 #include "net/base/net_export.h"
-#include "net/quic/core/quic_protocol.h"
+#include "net/quic/core/congestion_control/send_algorithm_interface.h"
+#include "net/quic/core/quic_packets.h"
+#include "net/quic/core/quic_pending_retransmission.h"
 #include "net/quic/core/quic_sustained_bandwidth_recorder.h"
 
 namespace net {
 
 class QuicConfig;
 class RttStats;
 
 class NET_EXPORT_PRIVATE QuicSentPacketManagerInterface {
  public:
   // Interface which gets callbacks from the QuicSentPacketManager at
@@ skipping 70 matching lines @@
   // alarm fires) if there is still a tail loss probe pending. Invoked after
   // OnRetransmissionTimeout.
   virtual bool MaybeRetransmitTailLossProbe() = 0;
 
   // Removes the retransmittable frames from all unencrypted packets on the
   // default path to ensure they don't get retransmitted.
   virtual void NeuterUnencryptedPackets() = 0;
 
   virtual bool HasPendingRetransmissions() const = 0;
 
-  virtual PendingRetransmission NextPendingRetransmission() = 0;
+  virtual QuicPendingRetransmission NextPendingRetransmission() = 0;
 
   // Returns true if the default path has unacked packets.
   virtual bool HasUnackedPackets() const = 0;
 
   virtual QuicPacketNumber GetLeastUnacked(QuicPathId path_id) const = 0;
 
   virtual bool OnPacketSent(
       SerializedPacket* serialized_packet,
       QuicPathId original_path_id,
       QuicPacketNumber original_packet_number,
@@ skipping 69 matching lines @@
   virtual bool InSlowStart() const = 0;
 
   // These two methods return the consecutive RTO or TLP count of the default
   // path.
   virtual size_t GetConsecutiveRtoCount() const = 0;
   virtual size_t GetConsecutiveTlpCount() const = 0;
 
   // Signals to the congestion controller that the connection has no outstanding
   // data to send.
   virtual void OnApplicationLimited() = 0;
+
+  // Returns the currently used congestion control algorithm.  The manager
+  // retains the ownership of the algorithm.
+  virtual const SendAlgorithmInterface* GetSendAlgorithm() const = 0;
 };
 
 }  // namespace net
 
 #endif  // NET_QUIC_QUIC_SENT_PACKET_MANAGER_INTERFACE_H_