Заметки Go

https://godoc.org/github.com/google/gopacket/

https://godoc.org/github.com/google/gopacket/layers

// RegisterUDPPortLayerType creates a new mapping between a UDPPort
// and an underlaying LayerType.
func RegisterUDPPortLayerType(port UDPPort, layerType gopacket.LayerType) {
	udpPortLayerType[port] = layerType
}

Packet Capture, Injection, and Analysis with Gopacket

        parser := gopacket.NewDecodingLayerParser(
            layers.LayerTypeEthernet,
            &ethLayer,
            &ipLayer,
            &tcpLayer,
        )
        foundLayerTypes := []gopacket.LayerType{}

        err := parser.DecodeLayers(packet.Data(), &foundLayerTypes)
        if err != nil {
            fmt.Println("Trouble decoding layers: ", err)
        }