ndn-consumer-window.hpp

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/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
#ifndef NDN_CONSUMER_WINDOW_H
#define NDN_CONSUMER_WINDOW_H

#include "ns3/ndnSIM/model/ndn-common.hpp"

#include "ndn-consumer.hpp"
#include "ns3/traced-value.h"

namespace ns3 {
namespace ndn {

class ConsumerWindow : public Consumer {
public:
  static TypeId
  GetTypeId();

  ConsumerWindow();

  // From App
  virtual void
  OnData(shared_ptr<const Data> contentObject);

  virtual void
  OnTimeout(uint32_t sequenceNumber);

  virtual void
  WillSendOutInterest(uint32_t sequenceNumber);

protected:
  virtual void
  ScheduleNextPacket();

private:
  virtual void
  SetWindow(uint32_t window);

  uint32_t
  GetWindow() const;

  virtual void
  SetPayloadSize(uint32_t payload);

  uint32_t
  GetPayloadSize() const;

  double
  GetMaxSize() const;

  void
  SetMaxSize(double size);

  uint32_t
  GetSeqMax() const;

  void
  SetSeqMax(uint32_t seqMax);

private:
  uint32_t m_payloadSize; // expected payload size
  double m_maxSize;       // max size to request

  uint32_t m_initialWindow;
  bool m_setInitialWindowOnTimeout;

  TracedValue<uint32_t> m_window;
  TracedValue<uint32_t> m_inFlight;
};

} // namespace ndn
} // namespace ns3

#endif