RawSocket.hpp

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#pragma once
 
#include <string>
 
#include <linux/if_packet.h>
 
struct RawSocketStats {
    size_t sentBytes;
    size_t receivedBytes;
    double processingTime;
};
 
class RawSocket {
  private:
    bool _isReady{false};
    bool _writeMode{false};
    int _sockFd{-1};
    std::string _iFace;
    sockaddr_ll _addr{};
    RawSocketStats _stats{};
 
    void init(int domain, int type, int protocol);
 
  public:
    explicit RawSocket(std::string iface, bool isWrite = false);
 
    RawSocket(const RawSocket & /*unused*/) = delete;
 
    RawSocket(RawSocket && /*unused*/) = delete;
 
    RawSocket &operator=(RawSocket /*unused*/) = delete;
 
    RawSocket &operator=(RawSocket && /*unused*/) = delete;
 
    [[nodiscard]] const std::string &getInterfaceName() const { return _iFace; }
 
    int writeData(const unsigned char *data, size_t dataLen);
 
    int readData(unsigned char *data, size_t dataLen);
 
    RawSocketStats getStats(bool resetInternalStats = false);
 
    ~RawSocket();
};