tcp-option-ts.h

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/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
/*
 * Copyright (c) 2011 Adrian Sai-wah Tam
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2 as
 * published by the Free Software Foundation;
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 *
 * Author: Adrian Sai-wah Tam <adrian.sw.tam@gmail.com>
 */
 
#ifndef TCP_OPTION_TS_H
#define TCP_OPTION_TS_H
 
#include "ns3/tcp-option.h"
#include "ns3/timer.h"
 
namespace ns3 {
 
class TcpOptionTS : public TcpOption
{
public:
  TcpOptionTS ();
  virtual ~TcpOptionTS ();
 
  static TypeId GetTypeId (void);
  virtual TypeId GetInstanceTypeId (void) const;
 
  virtual void Print (std::ostream &os) const;
  virtual void Serialize (Buffer::Iterator start) const;
  virtual uint32_t Deserialize (Buffer::Iterator start);
 
  virtual uint8_t GetKind (void) const;
  virtual uint32_t GetSerializedSize (void) const;
 
  uint32_t GetTimestamp (void) const;
  uint32_t GetEcho (void) const;
  void SetTimestamp (uint32_t ts);
  void SetEcho (uint32_t ts);
 
  static uint32_t NowToTsValue ();
 
  static Time ElapsedTimeFromTsValue (uint32_t echoTime);
 
protected:
  uint32_t m_timestamp; 
  uint32_t m_echo; 
};
 
} // namespace ns3
 
#endif /* TCP_OPTION_TS */