/* -*-  Mode: C++; c-file-style: "gnu"; indent-tabs-mode:nil; -*- */

/*

 * Copyright (c) 2005 INRIA

 * All rights reserved.

 *

 * 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: Mathieu Lacage <mathieu.lacage@sophia.inria.fr>

 */

#ifndef MAC_PARAMETERS_H

#define MAC_PARAMETERS_H

#include <stdint.h>

#include "ns3/nstime.h"

namespace ns3 {

class WifiPhy;

class MacParameters {

public:

  MacParameters ();

  void Initialize80211a (WifiPhy const*phy);

  void SetSlotTime (Time slotTime);

  void SetMaxSsrc (uint32_t ssrc);

  void SetMaxSlrc (uint32_t ssrc);

  void SetRtsCtsThreshold (uint32_t threshold);

  void SetFragmentationThreshold (uint32_t threshold);

  // XXX AP-specific

  Time GetBeaconInterval (void) const;

  Time GetPifs (void) const;

  Time GetSifs (void) const;

  Time GetSlotTime (void) const;

  uint32_t GetMaxSsrc (void) const;

  uint32_t GetMaxSlrc (void) const;

  uint32_t GetRtsCtsThreshold (void) const;

  uint32_t GetFragmentationThreshold (void) const;

  Time GetCtsTimeout (void) const;

  Time GetAckTimeout (void) const;

  Time GetMsduLifetime (void) const;

  uint32_t GetMaxQueueSize (void) const;

  Time GetMaxPropagationDelay (void) const;

  uint32_t GetMaxMsduSize (void) const;

  double GetCapLimit (void) const;

  double GetMinEdcaTrafficProportion (void) const;

private:

  Time m_ctsTimeout;

  Time m_ackTimeout;

  Time m_sifs;

  Time m_pifs;

  Time m_slot;

  uint32_t m_maxSsrc;

  uint32_t m_maxSlrc;

  uint32_t m_rtsCtsThreshold;

  uint32_t m_fragmentationThreshold;

  Time m_maxPropagationDelay;

  static const double SPEED_OF_LIGHT; // m/s

};

}; // namespace ns3

#endif /* MAC_PARAMETERS_H */