network

README

Most files in this directory are copied from https://github.com/yinghuocho/gotun2socks, with slightly modifies.

Documentation

Index

• Variables
• func GenFragments(first *packet.IPv4, offset uint16, data []byte) []*ipPacket
• type Icmp4Packet
  • func ResponseICMPv4Packet(local net.IP, remote net.IP, Type uint8, Code uint8, respPayload []byte) *Icmp4Packet
• type TunHandler
  • func New(dev io.ReadWriteCloser, mtu int, handler func([]byte, *packet.IPv4) error) *TunHandler
  • func (th *TunHandler) Run()

Variables

var (
	Icmp4PacketPool = &sync.Pool{
		New: func() interface{} {
			return &Icmp4Packet{}
		},
	}
)

var MTU int = 1500

Functions

func GenFragments

func GenFragments(first *packet.IPv4, offset uint16, data []byte) []*ipPacket

Types

type Icmp4Packet

type Icmp4Packet struct {
	Ip     *packet.IPv4
	Icmp4  *packet.ICMPv4
	MtuBuf []byte
	Wire   []byte
}

func ResponseICMPv4Packet

func ResponseICMPv4Packet(local net.IP, remote net.IP, Type uint8, Code uint8, respPayload []byte) *Icmp4Packet

type TunHandler

type TunHandler struct {
	WriteCh chan interface{}
	// contains filtered or unexported fields
}

func New

func New(dev io.ReadWriteCloser, mtu int, handler func([]byte, *packet.IPv4) error) *TunHandler

func (*TunHandler) Run

func (th *TunHandler) Run()