Sll2Layer.h

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#ifndef PACKETPP_SLL2_LAYER
#define PACKETPP_SLL2_LAYER

#include "MacAddress.h"
#include "Layer.h"


namespace pcpp
{
#pragma pack(push, 1)
    struct sll2_header
    {
        uint16_t protocol_type;
        uint16_t reserved;
        uint32_t interface_index;
        uint16_t ARPHRD_type;
        uint8_t packet_type;
        uint8_t link_layer_addr_len;
        uint8_t link_layer_addr[8];
    };
#pragma pack(pop)

    class Sll2Layer : public Layer
    {
    public:
        Sll2Layer(uint8_t* data, size_t dataLen, Packet* packet) : Layer(data, dataLen, nullptr, packet) { m_Protocol = SLL2; }

        Sll2Layer(uint32_t interfaceIndex, uint16_t ARPHRDType, uint8_t packetType);

        ~Sll2Layer() {}

        sll2_header* getSll2Header() const { return (sll2_header*)m_Data; }

        static bool isDataValid(const uint8_t* data, size_t dataLen);

        uint16_t getProtocolType() const;

        void setProtocolType(uint16_t protocolType);

        uint32_t getInterfaceIndex() const;

        void setInterfaceIndex(uint32_t interfaceIndex);

        uint16_t getArphrdType() const;

        void setArphrdType(uint16_t arphrdType);

        uint8_t getPacketType() const;

        void setPacketType(uint8_t packetType);

        uint8_t getLinkLayerAddrLen() const;

        const uint8_t* getLinkLayerAddr() const;

        bool setLinkLayerAddr(const uint8_t* addr, size_t addrLength);

        MacAddress getLinkLayerAsMacAddress();

        bool setMacAddressAsLinkLayer(const MacAddress& macAddr);

        // implement abstract methods

        void parseNextLayer();

        void computeCalculateFields();

        size_t getHeaderLen() const { return sizeof(sll2_header); }

        std::string toString() const;

        OsiModelLayer getOsiModelLayer() const { return OsiModelDataLinkLayer; }
    };

} // namespace pcpp

#endif /* PACKETPP_SLL2_LAYER */