netadapter_platform.hpp

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#ifndef UPnPsdk_UNIX_NETADAPTER_HPP
#define UPnPsdk_UNIX_NETADAPTER_HPP
// Copyright (C) 2024+ GPL 3 and higher by Ingo Höft, <Ingo@Hoeft-online.de>
// Redistribution only with this Copyright remark. Last modified: 2025-02-24
#include <UPnPsdk/netadapter_if.hpp>
#include <ifaddrs.h>
 
 
namespace UPnPsdk {
 
class UPnPsdk_API CNetadapter_platform : public INetadapter {
  public:
    // Constructor
    CNetadapter_platform();
 
    // Destructor
    virtual ~CNetadapter_platform();
 
    // Methodes
    void get_first() override;
    bool get_next() override;
    unsigned int index() const override;
    std::string name() const override;
    void sockaddr(SSockaddr& a_saddr) const override;
    void socknetmask(SSockaddr& a_snetmask) const override;
    unsigned int bitmask() const override;
 
  private:
    // Pointer to the first network adapter structure. This pointer must not be
    // modified because it is needed to free the allocated memory space for the
    // adapter list.
    ifaddrs* m_ifa_first{nullptr};
 
    // Pointer to the current network adapter in work.
    ifaddrs* m_ifa_current{nullptr};
 
    // Methodes
    inline bool is_valid_if(const ifaddrs* a_ifa) const noexcept;
    void free_ifaddrs() noexcept;
 
  protected:
    void reset() noexcept override;
};
 
} // namespace UPnPsdk
 
#endif // UPnPsdk_UNIX_NETADAPTER_HPP