neighbor2hopentry.h

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/*
 * Copyright (c) 2013 - Adjacent Link LLC, Bridgewater, New Jersey
 * Copyright (c) 2010 - DRS CenGen, LLC, Columbia, Maryland
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 * * Redistributions of source code must retain the above copyright
 *   notice, this list of conditions and the following disclaimer.
 * * Redistributions in binary form must reproduce the above copyright
 *   notice, this list of conditions and the following disclaimer in
 *   the documentation and/or other materials provided with the
 *   distribution.
 * * Neither the name of DRS CenGen, LLC nor the names of its
 *   contributors may be used to endorse or promote products derived
 *   from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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#ifndef EMANEMODELSIEEE802ABGNEIGHBOR2HOPENTRY_HEADER_
#define EMANEMODELSIEEE802ABGNEIGHBOR2HOPENTRY_HEADER_


#include "emane/types.h"

namespace EMANE
 {
  namespace Models
   {
     namespace IEEE80211ABG
       {
         class Neighbor2HopEntry
         {
          public:
            Neighbor2HopEntry();

           TimePoint getLastActivityTime() const;


           void updateChannelActivity(const Microseconds & utilizationMicroseconds, 
                                      const TimePoint & activityTime, 
                                      size_t numPackets = 1);


           void resetUtilization();

           Microseconds getUtilizationMicroseconds() const;

           size_t getNumberOfPackets() const;

          private:
           struct Utilization
             {
                Microseconds totalUtilizationMicroseconds_;

                size_t       totalNumPackets_;

                Utilization() :
                 totalUtilizationMicroseconds_{},
                 totalNumPackets_{}
                { }

                void reset()
                {
                  totalUtilizationMicroseconds_ = Microseconds::zero();

                  totalNumPackets_ = 0;
                }

                void update(size_t numPackets, const Microseconds & utilizationMicroseconds)
                {
                   totalNumPackets_ += numPackets;

                   totalUtilizationMicroseconds_ += utilizationMicroseconds;
                }
             };

            TimePoint lastActivityTime_;

            Utilization utilization_;
        };
     }
  }
}
#endif  //EMANEMODELSIEEE802ABGNEIGHBOR2HOPENTRY_HEADER_