ripng-header.h

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/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
/*
 * Copyright (c) 2014 Universita' di Firenze, Italy
 *
 * 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: Tommaso Pecorella <tommaso.pecorella@unifi.it>
 */

#ifndef RIPNG_HEADER_H
#define RIPNG_HEADER_H

#include <list>
#include "ns3/header.h"
#include "ns3/ipv6-address.h"
#include "ns3/packet.h"
#include "ns3/ipv6-header.h"


namespace ns3 {

class RipNgRte : public Header
{
public:
  RipNgRte (void);

  static TypeId GetTypeId (void);

  virtual TypeId GetInstanceTypeId (void) const;

  virtual void Print (std::ostream& os) const;

  virtual uint32_t GetSerializedSize (void) const;

  virtual void Serialize (Buffer::Iterator start) const;

  virtual uint32_t Deserialize (Buffer::Iterator start);

  void SetPrefix (Ipv6Address prefix);

  Ipv6Address GetPrefix (void) const;

  void SetPrefixLen (uint8_t prefixLen);

  uint8_t GetPrefixLen (void) const;

  void SetRouteTag (uint16_t routeTag);

  uint16_t GetRouteTag (void) const;

  void SetRouteMetric (uint8_t routeMetric);

  uint8_t GetRouteMetric (void) const;


private:
  Ipv6Address m_prefix; 
  uint16_t m_tag; 
  uint8_t m_prefixLen; 
  uint8_t m_metric; 
};

std::ostream & operator << (std::ostream & os, const RipNgRte & h);

class RipNgHeader : public Header
{
public:
  RipNgHeader (void);

  static TypeId GetTypeId (void);

  virtual TypeId GetInstanceTypeId (void) const;

  virtual void Print (std::ostream& os) const;

  virtual uint32_t GetSerializedSize (void) const;

  virtual void Serialize (Buffer::Iterator start) const;

  virtual uint32_t Deserialize (Buffer::Iterator start);

  enum Command_e
  {
    REQUEST = 0x1,
    RESPONSE = 0x2,
  };

  void SetCommand (Command_e command);

  Command_e GetCommand (void) const;

  void AddRte (RipNgRte rte);

  void ClearRtes ();

  uint16_t GetRteNumber (void) const;

  std::list<RipNgRte> GetRteList (void) const;

private:
  uint8_t m_command; 
  std::list<RipNgRte> m_rteList; 
};

std::ostream & operator << (std::ostream & os, const RipNgHeader & h);

}

#endif /* RIPNG_HEADER_H */