tcp-option-rfc793.h

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/*
 * 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 TCPOPTIONRFC793_H
#define TCPOPTIONRFC793_H
 
#include "tcp-option.h"
 
namespace ns3
{
 
class TcpOptionEnd : public TcpOption
{
  public:
    TcpOptionEnd();
    ~TcpOptionEnd() override;
 
    static TypeId GetTypeId();
    TypeId GetInstanceTypeId() const override;
 
    void Print(std::ostream& os) const override;
    void Serialize(Buffer::Iterator start) const override;
    uint32_t Deserialize(Buffer::Iterator start) override;
 
    uint8_t GetKind() const override;
    uint32_t GetSerializedSize() const override;
};
 
class TcpOptionNOP : public TcpOption
{
  public:
    TcpOptionNOP();
    ~TcpOptionNOP() override;
 
    static TypeId GetTypeId();
    TypeId GetInstanceTypeId() const override;
 
    void Print(std::ostream& os) const override;
    void Serialize(Buffer::Iterator start) const override;
    uint32_t Deserialize(Buffer::Iterator start) override;
 
    uint8_t GetKind() const override;
    uint32_t GetSerializedSize() const override;
};
 
class TcpOptionMSS : public TcpOption
{
  public:
    TcpOptionMSS();
    ~TcpOptionMSS() override;
 
    static TypeId GetTypeId();
    TypeId GetInstanceTypeId() const override;
 
    void Print(std::ostream& os) const override;
    void Serialize(Buffer::Iterator start) const override;
    uint32_t Deserialize(Buffer::Iterator start) override;
 
    uint8_t GetKind() const override;
    uint32_t GetSerializedSize() const override;
 
    uint16_t GetMSS() const;
    void SetMSS(uint16_t mss);
 
  protected:
    uint16_t m_mss; 
};
 
} // namespace ns3
 
#endif // TCPOPTIONRFC793_H