candidate-queue.h

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/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
/*
 * Copyright 2007 University of Washington
 * 
 * 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:  Craig Dowell (craigdo@ee.washington.edu)
 */
 
#ifndef CANDIDATE_QUEUE_H
#define CANDIDATE_QUEUE_H
 
#include <stdint.h>
#include <list>
#include "ns3/ipv4-address.h"
 
namespace ns3 {
 
class SPFVertex;
 
class CandidateQueue
{
public:
  CandidateQueue ();
 
  virtual ~CandidateQueue ();
 
  void Clear (void);
 
  void Push (SPFVertex *vNew);
 
  SPFVertex* Pop (void);
 
  SPFVertex* Top (void) const;
 
  bool Empty (void) const;
 
  uint32_t Size (void) const;
 
  SPFVertex* Find (const Ipv4Address addr) const;
 
  void Reorder (void);
 
private:
  CandidateQueue (CandidateQueue& sr);
 
  CandidateQueue& operator= (CandidateQueue& sr);
  static bool CompareSPFVertex (const SPFVertex* v1, const SPFVertex* v2);
 
  typedef std::list<SPFVertex*> CandidateList_t; 
  CandidateList_t m_candidates;  
 
  friend std::ostream& operator<< (std::ostream& os, const CandidateQueue& q);
};
 
} // namespace ns3
 
#endif /* CANDIDATE_QUEUE_H */