forwarder

Documentation

Index

• Variables
• type AddrCodec
• type CipherAddrCodec
  • func (c *CipherAddrCodec) Decode(b []byte) netip.AddrPort
  • func (c *CipherAddrCodec) Encode(addr netip.AddrPort, b []byte) int8
• type Handler
  • func (h *Handler) Handle(msg *Msg) error
  • func (h *Handler) Serve(conn *net.UDPConn) (err error)
• type Msg
  • func Pack(codec AddrCodec, owner *netip.AddrPort, payload []byte) Msg
  • func (msg *Msg) Unpack(codec AddrCodec) (*netip.AddrPort, []byte)
• type RawAddrCodec
  • func (RawAddrCodec) Decode(b []byte) netip.AddrPort
  • func (RawAddrCodec) Encode(addr netip.AddrPort, b []byte) int8

Variables

var ErrInvalidAddr = errors.New("invalid addr")

var ErrInvalidAddrPort = errors.New("invalid addr or port")

var ErrInvalidPort = errors.New("invalid port")

var ErrNoPayload = errors.New("no Payload")

var ErrOwnerIsOrigin = errors.New("owner is origin")

Types

type AddrCodec

type AddrCodec interface {
	Encode(addr netip.AddrPort, b []byte) int8
	Decode(b []byte) netip.AddrPort
}

type CipherAddrCodec

type CipherAddrCodec struct {
	Cipher cipher.Stream
	// contains filtered or unexported fields
}

func (*CipherAddrCodec) Decode

func (c *CipherAddrCodec) Decode(b []byte) netip.AddrPort

func (*CipherAddrCodec) Encode

func (c *CipherAddrCodec) Encode(addr netip.AddrPort, b []byte) int8

type Handler

type Handler struct {
	AddrCodec AddrCodec
	Default   netip.AddrPort
	Debug     bool
}

func (*Handler) Handle

func (h *Handler) Handle(msg *Msg) error

func (*Handler) Serve

func (h *Handler) Serve(conn *net.UDPConn) (err error)

type Msg

type Msg struct {
	Data   []byte
	Origin netip.AddrPort
}

func Pack

func Pack(codec AddrCodec, owner *netip.AddrPort, payload []byte) Msg

func (*Msg) Unpack

func (msg *Msg) Unpack(codec AddrCodec) (*netip.AddrPort, []byte)

type RawAddrCodec

type RawAddrCodec struct{}

func (RawAddrCodec) Decode

func (RawAddrCodec) Decode(b []byte) netip.AddrPort

func (RawAddrCodec) Encode

func (RawAddrCodec) Encode(addr netip.AddrPort, b []byte) int8