SllLayer.h

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#ifndef PACKETPP_SLL_LAYER
#define PACKETPP_SLL_LAYER

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


namespace pcpp
{

#pragma pack(push, 1)
    struct sll_header
    {
        uint16_t packet_type;
        uint16_t ARPHRD_type;
        uint16_t link_layer_addr_len;
        uint8_t link_layer_addr[8];
        uint16_t protocol_type;
    };
#pragma pack(pop)

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

        SllLayer(uint16_t packetType, uint16_t ARPHRDType);

        ~SllLayer() {}

        sll_header* getSllHeader() const { return (sll_header*)m_Data; }

        bool setLinkLayerAddr(uint8_t* addr, size_t addrLength);

        bool setMacAddressAsLinkLayer(const MacAddress& macAddr);

        void parseNextLayer();

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

        void computeCalculateFields();

        std::string toString() const;

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

} // namespace pcpp

#endif /* PACKETPP_SLL_LAYER */