ht-operation.h

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/*
 * Copyright (c) 2016 Sébastien Deronne
 *
 * 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: Sébastien Deronne <sebastien.deronne@gmail.com>
 */
 
#ifndef HT_OPERATION_H
#define HT_OPERATION_H
 
#include "ns3/wifi-information-element.h"
 
#define MAX_SUPPORTED_MCS (77)
 
namespace ns3
{
 
enum HtProtectionType
{
    NO_PROTECTION,
    NON_MEMBER_PROTECTION,
    TWENTY_MHZ_PROTECTION,
    MIXED_MODE_PROTECTION
};
 
class HtOperation : public WifiInformationElement
{
  public:
    HtOperation();
 
    // Implementations of pure virtual methods of WifiInformationElement
    WifiInformationElementId ElementId() const override;
    void Print(std::ostream& os) const override;
 
    void SetPrimaryChannel(uint8_t ctrl);
    void SetInformationSubset1(uint8_t ctrl);
    void SetInformationSubset2(uint16_t ctrl);
    void SetInformationSubset3(uint16_t ctrl);
    void SetBasicMcsSet(uint64_t ctrl1, uint64_t ctrl2);
 
    void SetSecondaryChannelOffset(uint8_t secondaryChannelOffset);
    void SetStaChannelWidth(uint8_t staChannelWidth);
    void SetRifsMode(uint8_t rifsMode);
 
    void SetHtProtection(uint8_t htProtection);
    void SetNonGfHtStasPresent(uint8_t nonGfHtStasPresent);
    void SetObssNonHtStasPresent(uint8_t obssNonHtStasPresent);
 
    void SetDualBeacon(uint8_t dualBeacon);
    void SetDualCtsProtection(uint8_t dualCtsProtection);
    void SetStbcBeacon(uint8_t stbcBeacon);
    void SetLSigTxopProtectionFullSupport(uint8_t lSigTxopProtectionFullSupport);
    void SetPcoActive(uint8_t pcoActive);
    void SetPhase(uint8_t pcoPhase);
 
    void SetRxMcsBitmask(uint8_t index);
    void SetRxHighestSupportedDataRate(uint16_t maxSupportedRate);
    void SetTxMcsSetDefined(uint8_t txMcsSetDefined);
    void SetTxRxMcsSetUnequal(uint8_t txRxMcsSetUnequal);
    void SetTxMaxNSpatialStreams(uint8_t maxTxSpatialStreams);
    void SetTxUnequalModulation(uint8_t txUnequalModulation);
 
    uint8_t GetPrimaryChannel() const;
    uint8_t GetInformationSubset1() const;
    uint16_t GetInformationSubset2() const;
    uint16_t GetInformationSubset3() const;
    uint64_t GetBasicMcsSet1() const;
    uint64_t GetBasicMcsSet2() const;
 
    uint8_t GetSecondaryChannelOffset() const;
    uint8_t GetStaChannelWidth() const;
    uint8_t GetRifsMode() const;
 
    uint8_t GetHtProtection() const;
    uint8_t GetNonGfHtStasPresent() const;
    uint8_t GetObssNonHtStasPresent() const;
 
    uint8_t GetDualBeacon() const;
    uint8_t GetDualCtsProtection() const;
    uint8_t GetStbcBeacon() const;
    uint8_t GetLSigTxopProtectionFullSupport() const;
    uint8_t GetPcoActive() const;
    uint8_t GetPhase() const;
 
    bool IsSupportedMcs(uint8_t mcs) const;
    uint16_t GetRxHighestSupportedDataRate() const;
    uint8_t GetTxMcsSetDefined() const;
    uint8_t GetTxRxMcsSetUnequal() const;
    uint8_t GetTxMaxNSpatialStreams() const;
    uint8_t GetTxUnequalModulation() const;
 
  private:
    uint16_t GetInformationFieldSize() const override;
    void SerializeInformationField(Buffer::Iterator start) const override;
    uint16_t DeserializeInformationField(Buffer::Iterator start, uint16_t length) override;
 
    uint8_t m_primaryChannel; 
 
    // HT Information Subset 1
    uint8_t m_secondaryChannelOffset;     
    uint8_t m_staChannelWidth;            
    uint8_t m_rifsMode;                   
    uint8_t m_reservedInformationSubset1; 
 
    // HT Information Subset 2
    uint8_t m_htProtection;                 
    uint8_t m_nonGfHtStasPresent;           
    uint8_t m_reservedInformationSubset2_1; 
    uint8_t m_obssNonHtStasPresent;         
    uint8_t m_reservedInformationSubset2_2; 
 
    // HT Information Subset 3
    uint8_t m_reservedInformationSubset3_1;  
    uint8_t m_dualBeacon;                    
    uint8_t m_dualCtsProtection;             
    uint8_t m_stbcBeacon;                    
    uint8_t m_lSigTxopProtectionFullSupport; 
    uint8_t m_pcoActive;                     
    uint8_t m_pcoPhase;                      
    uint8_t m_reservedInformationSubset3_2;  
 
    // Basic MCS Set field
    uint8_t m_reservedMcsSet1;                 
    uint16_t m_rxHighestSupportedDataRate;     
    uint8_t m_reservedMcsSet2;                 
    uint8_t m_txMcsSetDefined;                 
    uint8_t m_txRxMcsSetUnequal;               
    uint8_t m_txMaxNSpatialStreams;            
    uint8_t m_txUnequalModulation;             
    uint32_t m_reservedMcsSet3;                
    uint8_t m_rxMcsBitmask[MAX_SUPPORTED_MCS]; 
};
 
} // namespace ns3
 
#endif /* HT_OPERATION_H */