supported-rates.h

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/*
 * Copyright (c) 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
 *
 * Author: Mathieu Lacage <mathieu.lacage@sophia.inria.fr>
 */
 
#ifndef SUPPORTED_RATES_H
#define SUPPORTED_RATES_H
 
#include "wifi-information-element.h"
 
namespace ns3
{
 
class SupportedRates;
 
class ExtendedSupportedRatesIE : public WifiInformationElement
{
  public:
    ExtendedSupportedRatesIE();
    ExtendedSupportedRatesIE(SupportedRates* rates);
 
    // Implementations of pure virtual methods of WifiInformationElement
    WifiInformationElementId ElementId() const override;
 
    void SetSupportedRates(SupportedRates* rates);
 
  private:
    uint16_t GetInformationFieldSize() const override;
    void SerializeInformationField(Buffer::Iterator start) const override;
    uint16_t DeserializeInformationField(Buffer::Iterator start, uint16_t length) override;
 
    SupportedRates* m_supportedRates;
};
 
class SupportedRates : public WifiInformationElement
{
  public:
    SupportedRates();
 
    SupportedRates(const SupportedRates& rates);
 
    // Implementations of pure virtual methods of WifiInformationElement
    WifiInformationElementId ElementId() const override;
 
    SupportedRates& operator=(const SupportedRates& rates);
 
    static const uint8_t MAX_SUPPORTED_RATES = 32;
 
    void AddSupportedRate(uint64_t bs);
    void SetBasicRate(uint64_t bs);
    void AddBssMembershipSelectorRate(uint64_t bs);
    bool IsSupportedRate(uint64_t bs) const;
    bool IsBasicRate(uint64_t bs) const;
    bool IsBssMembershipSelectorRate(uint64_t bs) const;
    uint8_t GetNRates() const;
    uint32_t GetRate(uint8_t i) const;
 
    friend class ExtendedSupportedRatesIE;
    std::optional<ExtendedSupportedRatesIE> extended; 
 
  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_nRates;                     
    uint8_t m_rates[MAX_SUPPORTED_RATES]; 
};
 
std::ostream& operator<<(std::ostream& os, const SupportedRates& rates);
 
} // namespace ns3
 
#endif /* SUPPORTED_RATES_H */