userdata

Documentation

Overview

Package userdata implements a TLV parser/serializer for libnftables-compatible comments

Index

• func Append(udata []byte, typ Type, data []byte) []byte
• func AppendString(udata []byte, typ Type, str string) []byte
• func AppendUint32(udata []byte, typ Type, num uint32) []byte
• func Get(udata []byte, styp Type) []byte
• func GetString(udata []byte, typ Type) (string, bool)
• func GetUint32(udata []byte, typ Type) (uint32, bool)
• type Type

Functions

func Append

func Append(udata []byte, typ Type, data []byte) []byte

func AppendString

func AppendString(udata []byte, typ Type, str string) []byte

func AppendUint32

func AppendUint32(udata []byte, typ Type, num uint32) []byte

func Get

func Get(udata []byte, styp Type) []byte

func GetString

func GetString(udata []byte, typ Type) (string, bool)

func GetUint32

func GetUint32(udata []byte, typ Type) (uint32, bool)

Types

type Type

type Type byte

const (
	TypeComment Type = iota
	TypeEbtablesPolicy

	TypesCount
)

TLV type values are defined in: https://git.netfilter.org/iptables/tree/iptables/nft.c?id=73611d5582e72367a698faf1b5301c836e981465#n1659