vht-ppdu.h

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/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
/*
 * Copyright (c) 2019 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
 *
 * Author: Rediet <getachew.redieteab@orange.com>
 *         Muhammad Iqbal Rochman <muhiqbalcr@uchicago.edu>
 *         Sébastien Deronne <sebastien.deronne@gmail.com> (VhtSigHeader)
 */

#ifndef VHT_PPDU_H
#define VHT_PPDU_H

#include "ns3/ofdm-ppdu.h"

namespace ns3 {

class WifiPsdu;

class VhtPpdu : public OfdmPpdu
{
public:

  class VhtSigHeader : public Header
  {
  public:
    VhtSigHeader ();
    virtual ~VhtSigHeader ();

    static TypeId GetTypeId (void);

    TypeId GetInstanceTypeId (void) const override;
    void Print (std::ostream &os) const override;
    uint32_t GetSerializedSize (void) const override;
    void Serialize (Buffer::Iterator start) const override;
    uint32_t Deserialize (Buffer::Iterator start) override;

    void SetMuFlag (bool mu);

    void SetChannelWidth (uint16_t channelWidth);
    uint16_t GetChannelWidth (void) const;
    void SetNStreams (uint8_t nStreams);
    uint8_t GetNStreams (void) const;

    void SetShortGuardInterval (bool sgi);
    bool GetShortGuardInterval (void) const;
    void SetShortGuardIntervalDisambiguation (bool disambiguation);
    bool GetShortGuardIntervalDisambiguation (void) const;
    void SetSuMcs (uint8_t mcs);
    uint8_t GetSuMcs (void) const;

  private:
    //VHT-SIG-A1 fields
    uint8_t m_bw;   
    uint8_t m_nsts; 

    //VHT-SIG-A2 fields
    uint8_t m_sgi;                
    uint8_t m_sgi_disambiguation; 
    uint8_t m_suMcs;              

    bool m_mu;
  }; //class VhtSigHeader

  VhtPpdu (Ptr<const WifiPsdu> psdu, const WifiTxVector& txVector, Time ppduDuration,
           WifiPhyBand band, uint64_t uid);
  virtual ~VhtPpdu ();

  Time GetTxDuration (void) const override;
  Ptr<WifiPpdu> Copy (void) const override;
  WifiPpduType GetType (void) const override;

private:
  WifiTxVector DoGetTxVector (void) const override;

  VhtSigHeader m_vhtSig;  
}; //class VhtPpdu

} //namespace ns3

#endif /* VHT_PPDU_H */