packet

type Datalink struct {
	// SrcMAC represents source MAC address
	SrcMAC string

	// DstMAC represents destination MAC address
	DstMAC string

	// Vlan represents VLAN value
	Vlan int

	// EtherType represents upper layer type value
	EtherType uint16
}

type ICMP struct {
	// Type is ICMP type
	Type int

	// Code is ICMP subtype
	Code int

	// Rest of Header
	RestHeader []byte
}

type IPv4Header struct {
	Version  int    // protocol version
	TOS      int    // type-of-service
	TotalLen int    // packet total length
	ID       int    // identification
	Flags    int    // flags
	FragOff  int    // fragment offset
	TTL      int    // time-to-live
	Protocol int    // next protocol
	Checksum int    // checksum
	Src      string // source address
	Dst      string // destination address
}

type IPv6Header struct {
	Version      int    // protocol version
	TrafficClass int    // traffic class
	FlowLabel    int    // flow label
	PayloadLen   int    // payload length
	NextHeader   int    // next header
	HopLimit     int    // hop limit
	Src          string // source address
	Dst          string // destination address
}

type Packet struct {
	L2 Datalink
	L3 interface{}
	L4 interface{}
	// contains filtered or unexported fields
}

type TCPHeader struct {
	SrcPort    int
	DstPort    int
	DataOffset int
	Reserved   int
	Flags      int
}

type UDPHeader struct {
	SrcPort int
	DstPort int
}