VlanLayer.h

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#ifndef PACKETPP_VLAN_LAYER
#define PACKETPP_VLAN_LAYER

#include "Layer.h"
#include "EthLayer.h"
#if defined(WIN32) || defined(WINx64)
#include <winsock2.h>
#endif


namespace pcpp
{

#pragma pack(push, 1)
    struct vlan_header {
        uint16_t vlan;
        uint16_t etherType;
    };
#pragma pack(pop)


    class VlanLayer : public Layer
    {
    public:
        VlanLayer(uint8_t* data, size_t dataLen, Layer* prevLayer, Packet* packet) : Layer(data, dataLen, prevLayer, packet) { m_Protocol = VLAN; }

        VlanLayer(const uint16_t vlanID, bool cfi, uint8_t priority, uint16_t etherType);

        ~VlanLayer() {}

        inline vlan_header* getVlanHeader() { return (vlan_header*)m_Data; }

        uint16_t getVlanID();

        uint8_t getCFI();

        uint8_t getPriority();

        void setVlanID(uint16_t id);

        void setCFI(bool cfi);

        void setPriority(uint8_t priority);

        // implement abstract methods

        void parseNextLayer();

        inline size_t getHeaderLen() { return sizeof(vlan_header); }

        void computeCalculateFields() {}

        std::string toString();

        OsiModelLayer getOsiModelLayer() { return OsiModelDataLinkLayer; }
    };

} // namespace pcpp

#endif /* PACKETPP_VLAN_LAYER */