spectrum-wifi-phy.h

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/*
 * Copyright (c) 2005,2006 INRIA
 *
 * 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: Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
 *          Ghada Badawy <gbadawy@gmail.com>
 *          Sébastien Deronne <sebastien.deronne@gmail.com>
 *
 * Ported from yans-wifi-phy.h by several contributors starting
 * with Nicola Baldo and Dean Armstrong
 */
 
#ifndef SPECTRUM_WIFI_PHY_H
#define SPECTRUM_WIFI_PHY_H
 
#include "wifi-phy.h"
 
#include "ns3/antenna-model.h"
#include "ns3/spectrum-channel.h"
#include "ns3/spectrum-model.h"
 
#include <map>
 
class SpectrumWifiPhyFilterTest;
 
namespace ns3
{
 
class WifiSpectrumPhyInterface;
struct WifiSpectrumSignalParameters;
 
class SpectrumWifiPhy : public WifiPhy
{
  public:
    friend class ::SpectrumWifiPhyFilterTest;
 
    static TypeId GetTypeId();
 
    SpectrumWifiPhy();
    ~SpectrumWifiPhy() override;
 
    // Implementation of pure virtual method.
    void StartTx(Ptr<const WifiPpdu> ppdu) override;
    Ptr<Channel> GetChannel() const override;
    uint16_t GetGuardBandwidth(uint16_t currentChannelWidth) const override;
    std::tuple<double, double, double> GetTxMaskRejectionParams() const override;
 
    void SetChannel(const Ptr<SpectrumChannel> channel);
 
    void StartRx(Ptr<SpectrumSignalParameters> rxParams);
 
    void CreateWifiSpectrumPhyInterface(Ptr<NetDevice> device);
    void SetAntenna(const Ptr<AntennaModel> antenna);
    Ptr<Object> GetAntenna() const;
    Ptr<const SpectrumModel> GetRxSpectrumModel();
 
    uint32_t GetBandBandwidth() const;
 
    typedef void (*SignalArrivalCallback)(bool signalType,
                                          uint32_t senderNodeId,
                                          double rxPower,
                                          Time duration);
 
    // The following method calls the base WifiPhy class method
    // but also generates a new SpectrumModel if called during runtime
    void DoChannelSwitch() override;
 
    void Transmit(Ptr<WifiSpectrumSignalParameters> txParams);
 
    Ptr<const WifiPpdu> GetRxPpduFromTxPpdu(Ptr<const WifiPpdu> ppdu);
 
  protected:
    void DoDispose() override;
    void DoInitialize() override;
 
    WifiSpectrumBand GetBand(uint16_t bandWidth, uint8_t bandIndex = 0) override;
 
  private:
    WifiSpectrumBand ConvertHeRuSubcarriers(uint16_t bandWidth,
                                            uint16_t guardBandwidth,
                                            HeRu::SubcarrierRange range,
                                            uint8_t bandIndex = 0) const override;
 
    void ResetSpectrumModel();
    void UpdateInterferenceHelperBands();
 
    bool CanStartRx(Ptr<const WifiPpdu> ppdu, uint16_t txChannelWidth) const;
 
    Ptr<SpectrumChannel> m_channel; 
 
    Ptr<WifiSpectrumPhyInterface> m_wifiSpectrumPhyInterface; 
    Ptr<AntennaModel> m_antenna;                              
    mutable Ptr<const SpectrumModel> m_rxSpectrumModel;       
 
    typedef std::map<WifiSpectrumBand, HeRu::RuSpec> RuBand;
 
    std::map<uint16_t, RuBand>
        m_ruBands;               
    bool m_disableWifiReception; 
    TracedCallback<bool, uint32_t, double, Time> m_signalCb; 
 
    double m_txMaskInnerBandMinimumRejection; 
    double m_txMaskOuterBandMinimumRejection; 
    double m_txMaskOuterBandMaximumRejection; 
};
 
} // namespace ns3
 
#endif /* SPECTRUM_WIFI_PHY_H */