wiselib.testing/algorithms/topology/adjust_power/sequential_try_pong_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.      **
 **                                                                       **
 ** 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.                       **
 **                                                                       **
 ** The Wiselib 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 Lesser General Public License for more details.                   **
 **                                                                       **
 ** You should have received a copy of the GNU Lesser General Public      **
 ** License along with the Wiselib.                                       **
 ** If not, see <http://www.gnu.org/licenses/>.                           **
 ** Author: Juan Farré, jafarre@lsi.upc.edu                                 **
 ***************************************************************************/
#ifndef __ALGORITHMS_TOPOLOGY_ADJUST_POWER_SEQUENTIAL_TRY_PONG_MSG_H__
#define __ALGORITHMS_TOPOLOGY_ADJUST_POWER_SEQUENTIAL_TRY_PONG_MSG_H__

#include <stdint.h>

#include "util/serialization/simple_types.h"

namespace wiselib {

template<typename OsModel_P, typename Radio_P>
class SequentialTryPongMessage {
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;
   typedef typename Radio::size_t size_t;
   // --------------------------------------------------------------------
   SequentialTryPongMessage();
   // --------------------------------------------------------------------
   uint8_t msg_id() {
      return read<OsModel, block_data_t, uint8_t> (buffer + MSG_ID_POS);
   }
   // --------------------------------------------------------------------
   void set_msg_id(uint8_t id) {
      write<OsModel, block_data_t, uint8_t> (buffer + MSG_ID_POS, id);
   }
   // --------------------------------------------------------------------
   size_t neighbor_number() {
      return read<OsModel, block_data_t, size_t> (buffer + NEIGH_NUM_POS);
   }
   // --------------------------------------------------------------------
   void set_neighbor_number(size_t n) {
      write<OsModel, block_data_t, size_t> (buffer + NEIGH_NUM_POS, n);
   }
   // --------------------------------------------------------------------
   node_id_t neighbor(size_t i) {
      return read<OsModel, block_data_t, node_id_t> (buffer + NEIGH_POS
            + sizeof(node_id_t) * i);
   }
   // --------------------------------------------------------------------
   void set_neighbor(size_t i, node_id_t id) {
      write<OsModel, block_data_t, node_id_t> (buffer + NEIGH_POS
            + sizeof(node_id_t) * i, id);
   }
   // --------------------------------------------------------------------
   size_t buffer_size() {
      return NEIGH_POS + sizeof(node_id_t) * neighbor_number();
   }

   block_data_t *buf() {
      return buffer;
   }

private:
   enum data_positions {
      MSG_ID_POS = 0, NEIGH_NUM_POS = 1, NEIGH_POS = 2
   };

   block_data_t buffer[256];
};
// -----------------------------------------------------------------------
template<typename OsModel_P, typename Radio_P>
SequentialTryPongMessage<OsModel_P, Radio_P>::SequentialTryPongMessage() {
   set_msg_id(0);
   set_neighbor_number(0);
}

}
#endif