erp-ofdm-phy.h

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/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
/*
 * Copyright (c) 2020 Orange Labs
 *
 * 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
 *
 * Authors: Rediet <getachew.redieteab@orange.com>
 *          Sébastien Deronne <sebastien.deronne@gmail.com> (for logic ported from wifi-phy)
 *          Mathieu Lacage <mathieu.lacage@sophia.inria.fr> (for logic ported from wifi-phy)
 */

#ifndef ERP_OFDM_PHY_H
#define ERP_OFDM_PHY_H

#include "ofdm-phy.h"

namespace ns3 {

class ErpOfdmPhy : public OfdmPhy
{
public:
  ErpOfdmPhy ();
  virtual ~ErpOfdmPhy ();

  Ptr<WifiPpdu> BuildPpdu (const WifiConstPsduMap & psdus, const WifiTxVector& txVector, Time ppduDuration) override;
  uint32_t GetMaxPsduSize (void) const override;

  static void InitializeModes (void);
  static WifiMode GetErpOfdmRate (uint64_t rate);

  static WifiMode GetErpOfdmRate6Mbps (void);
  static WifiMode GetErpOfdmRate9Mbps (void);
  static WifiMode GetErpOfdmRate12Mbps (void);
  static WifiMode GetErpOfdmRate18Mbps (void);
  static WifiMode GetErpOfdmRate24Mbps (void);
  static WifiMode GetErpOfdmRate36Mbps (void);
  static WifiMode GetErpOfdmRate48Mbps (void);
  static WifiMode GetErpOfdmRate54Mbps (void);

  static WifiCodeRate GetCodeRate (const std::string& name);
  static uint16_t GetConstellationSize (const std::string& name);
  static uint64_t GetPhyRate (const std::string& name, uint16_t channelWidth, uint16_t guardInterval, uint8_t nss);
  static uint64_t GetPhyRateFromTxVector (const WifiTxVector& txVector, uint16_t staId);
  static uint64_t GetDataRateFromTxVector (const WifiTxVector& txVector, uint16_t staId);
  static uint64_t GetDataRate (const std::string& name, uint16_t channelWidth, uint16_t guardInterval, uint8_t nss);
  static bool IsModeAllowed (uint16_t channelWidth, uint8_t nss);

private:
  WifiMode GetHeaderMode (const WifiTxVector& txVector) const override;
  Time GetPreambleDuration (const WifiTxVector& txVector) const override;
  Time GetHeaderDuration (const WifiTxVector& txVector) const override;

  static WifiMode CreateErpOfdmMode (std::string uniqueName, bool isMandatory);

  static const ModulationLookupTable m_erpOfdmModulationLookupTable; 
}; //class ErpOfdmPhy

} //namespace ns3

#endif /* ERP_OFDM_PHY_H */