tun

package
v0.0.20201209 Latest Latest
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Published: Dec 9, 2020 License: MIT Imports: 11 Imported by: 0

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Constants

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const (
	EventUp = 1 << iota
	EventDown
	EventMTUUpdate
)

Variables

This section is empty.

Functions

This section is empty.

Types

type Device added in v0.0.20201207

type Device interface {
	File() *os.File                 // returns the file descriptor of the device
	Read([]byte, int) (int, error)  // read a packet from the device (without any additional headers)
	Write([]byte, int) (int, error) // writes a packet to the device (without any additional headers)
	Flush() error                   // flush all previous writes to the device
	MTU() (int, error)              // returns the MTU of the device
	Name() (string, error)          // fetches and returns the current name
	Events() chan Event             // returns a constant channel of events related to the device
	Close() error                   // stops the device and closes the event channel
}

func CreateTUN

func CreateTUN(name string, mtu int) (Device, error)

func CreateTUNFromFile

func CreateTUNFromFile(file *os.File, mtu int) (Device, error)

func CreateUnmonitoredTUNFromFD added in v0.0.20201207

func CreateUnmonitoredTUNFromFD(fd int) (Device, string, error)

type Event added in v0.0.20201207

type Event int

type NativeTun added in v0.0.20201207

type NativeTun struct {
	// contains filtered or unexported fields
}

func (*NativeTun) Close added in v0.0.20201207

func (tun *NativeTun) Close() error

func (*NativeTun) Events added in v0.0.20201207

func (tun *NativeTun) Events() chan Event

func (*NativeTun) File added in v0.0.20201207

func (tun *NativeTun) File() *os.File

func (*NativeTun) Flush added in v0.0.20201207

func (tun *NativeTun) Flush() error

func (*NativeTun) MTU added in v0.0.20201207

func (tun *NativeTun) MTU() (int, error)

func (*NativeTun) Name added in v0.0.20201207

func (tun *NativeTun) Name() (string, error)

func (*NativeTun) Read added in v0.0.20201207

func (tun *NativeTun) Read(buff []byte, offset int) (int, error)

func (*NativeTun) Write added in v0.0.20201207

func (tun *NativeTun) Write(buff []byte, offset int) (int, error)

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