include/wipal/wifi/stats/missed_estimations.hh

/*
 * WiPal - A library and a set of tools to manipulate wireless traces.
 * Copyright (C) 2008, 2009  Universite Pierre et Marie Curie - Paris 6
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * 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., 51 Franklin Street, Fifth Floor, Boston,
 * MA  02110-1301  USA
 *
 * Author: Thomas Claveirole <thomas.claveirole@lip6.fr>
 */
#ifndef WIFI_STATS_MISSED_ESTIMATIONS_HH_
# define WIFI_STATS_MISSED_ESTIMATIONS_HH_

# include <map>

# include <wipal/wifi/stats/simple_counters.hh>
# include <wipal/tool/microseconds.hh>
# include <wipal/wifi/addr.hh>

namespace wpl
{

  namespace wifi
  {

    namespace stats
    {

      struct missed_estimations: public module
      {
        template <class H, class T>
        missed_estimations(const module_list<H, T>* ml);

        template <class Frame>
        void
        account_beacon(const Frame&             frame,
                       const addr* const&       ap,
                       const addr* const&       bss,
                       const optional_string&   ssid,
                       const bool&              ibss);

        void            account_gap(const unsigned& gap_length);
        void            account_miss();

        std::ostream&   print(std::ostream& o) const;

      private:
        enum
          {
            // FIXME: Theoretically APs might use other beacon
            // FIXME: intervals, but we do not handle that.

            beacon_interval     = 102400
          };

        typedef std::map<addr, tool::microseconds>  beacons_map;

        beacons_map             beacons_;
        unsigned                missed_beacons_;
        unsigned                missed_;
        const simple_counters*  sc_;
      };

    } // End of namespace wpl::wifi::stats.

  } // End of namespace wpl::wifi.

} // End of namespace wpl.

# include "missed_estimations.hxx"

#endif // ! WIFI_STATS_MISSED_ESTIMATIONS_HH_

---