libsocks

package module

v0.1.2 Latest Latest Go to latest Published: Mar 26, 2020 License: MIT Imports: 6 Imported by: 2

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a socks library

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const Version = 5

This section is empty.

This section is empty.

type Address struct {
	Type AddressType
	IP   net.IP
	Host string
	Port uint16
}

func UnmarshalAddress(b []byte) (Address, error)

func UnmarshalAddressFrom(r io.Reader) (Address, error)

func (address Address) Bytes() []byte

func (address Address) String() string

type AddressType = uint8

const (
	TypeIPv4   AddressType = 1
	TypeIPv6   AddressType = 4
	TypeDomain AddressType = 3
)

type Authentication interface {
	AuthFunc(conn net.Conn) (bool, error)
	Code() uint8
}

type NoAuth struct{}

func (na NoAuth) AuthFunc(conn net.Conn) (bool, error)

func (na NoAuth) Code() uint8

type ResponseType = uint8

const (
	Success ResponseType = iota
	ServerFailed
	ConnNotAllowed
	NetworkUnreachable
	ConnRefused
	TTLExpired
	CmdNotSupport
	AddrTypeNotSupport
)

type SocksServer struct {
	net.Conn
	Auth Authentication

	Target Address
}

func NewSocks(conn net.Conn, auth Authentication) (*SocksServer, error)

NewSocks NewSocks will auth socks client and read socks request, if error, conn will be closed

func (server *SocksServer) Reply(ip net.IP, port uint16, field ResponseType) error

type VersionErr struct {
	SourceAddr   net.Addr
	SocksVersion uint8
}

func (e VersionErr) Error() string