wiselib.testing/algorithms/topology/cbtc/cbtc_topology_message.h

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/***************************************************************************
 ** This file is part of the generic algorithm library Wiselib.           **
 ** Copyright (C) 2008,2009 by the Wisebed (www.wisebed.eu) project.      **
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 ** The Wiselib is free software: you can redistribute it and/or modify   **
 ** it under the terms of the GNU Lesser General Public License as        **
 ** published by the Free Software Foundation, either version 3 of the    **
 ** License, or (at your option) any later version.                       **
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 ** but WITHOUT ANY WARRANTY; without even the implied warranty of        **
 ** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         **
 ** GNU Lesser General Public License for more details.                   **
 **                                                                       **
 ** You should have received a copy of the GNU Lesser General Public      **
 ** License along with the Wiselib.                                       **
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#ifndef __ALGORITHMS_TOPOLOGY_CBTC_TOPOLOGY_MESSAGE_H__
#define __ALGORITHMS_TOPOLOGY_CBTC_TOPOLOGY_MESSAGE_H__

#include "util/serialization/simple_types.h"

namespace wiselib
{

   template<typename OsModel_P,
         typename Radio_P>
   class CbtcTopologyMessage
   {
      public:
      
      typedef OsModel_P OsModel;
      typedef Radio_P Radio;
      typedef typename Radio::block_data_t block_data_t;
      typedef typename Radio::node_id_t node_id_t;
      
      uint8_t const static HELLO_SIZE = sizeof(uint8_t) + sizeof(int) + sizeof(double) * 2;
      uint8_t const static ACK_SIZE = sizeof(uint8_t) + sizeof(int) + sizeof(double) * 2;
      uint8_t const static ASYMMETRIC_SIZE = sizeof(uint8_t);
      uint8_t const static NDP_SIZE = sizeof(uint8_t) + sizeof(int) + sizeof(double) * 2;

      // --------------------------------------------------------------------
      inline CbtcTopologyMessage( uint8_t id );

      // --------------------------------------------------------------------
      inline uint8_t msg_id()
      { return read<OsModel, block_data_t, uint8_t>( buffer ); }

      // --------------------------------------------------------------------
      inline void set_msg_id( uint8_t id )
      { write<OsModel, block_data_t, uint8_t>( buffer, id ); }
      
      // --------------------------------------------------------------------
      inline int power()
      { return (int)read<OsModel, block_data_t, int>( buffer + POWER_POS); }
      
      // --------------------------------------------------------------------
      inline void set_power( int power )
      { write<OsModel, block_data_t, int>(buffer + POWER_POS, power); }
      
      // --------------------------------------------------------------------
      inline double position_x()
      { return read<OsModel, block_data_t, double>(buffer + POSITIONX_POS);}
      
      // --------------------------------------------------------------------
      inline double position_y()
      { return read<OsModel, block_data_t, double>(buffer + POSITIONY_POS);}
      
      // --------------------------------------------------------------------
      inline void set_position( double x, double y )
      { 
         write<OsModel, block_data_t, double>(buffer + POSITIONX_POS, x);
         write<OsModel, block_data_t, double>(buffer + POSITIONY_POS, y);
      }

      private:

      enum data_positions
      {
         MSG_ID_POS  = 0,
         POWER_POS = MSG_ID_POS + sizeof(uint8_t),
         POSITIONX_POS = (POWER_POS + sizeof(int)),
         POSITIONY_POS = (POSITIONX_POS + sizeof(double))
      };

      uint8_t buffer[sizeof(uint8_t) + sizeof(int) + sizeof(double) * 2];
   };
   
   // -----------------------------------------------------------------------
   // -----------------------------------------------------------------------
   // -----------------------------------------------------------------------
   template<typename OsModel_P, typename Radio_P>
   CbtcTopologyMessage<OsModel_P, Radio_P>::
	CbtcTopologyMessage( uint8_t id )
   {
      set_msg_id( id );
   }
}
#endif