Why Go
- Case Studies
  
  Common problems companies solve with Go
- Use Cases
  
  Stories about how and why companies use Go
- Security Policy
  
  How Go can help keep you secure by default
Learn
Docs
- Effective Go
  
  Tips for writing clear, performant, and idiomatic Go code
- Go User Manual
  
  A complete introduction to building software with Go
- Standard library
  
  Reference documentation for Go's standard library
- Release Notes
  
  Learn what's new in each Go release
Packages
Community
- Recorded Talks
  
  Videos from prior events
- Meetups
  
  Meet other local Go developers
- Conferences
  
  Learn and network with Go developers from around the world
- Go blog
  
  The Go project's official blog.
- Go project
  
  Get help and stay informed from Go
- Get connected

link

package

Go to main page

Versions in this module

v1

v1.0.5

May 8, 2024

v1.0.4

Apr 9, 2024

v1.0.3

Mar 8, 2024

v1.0.2

Feb 24, 2024

v1.0.1

Oct 12, 2023

v1.0.0

Sep 8, 2023

Changes in this version

+ const IPLayerOffsetEthernet

+ const LayerOffsetPPPOE

+ var CaptureLengthFixed = func(snaplen int) CaptureLengthStrategy

+ var CaptureLengthMinimalIPv4Header = func(l *Link) int

+ var CaptureLengthMinimalIPv4Transport = func(l *Link) int

+ var CaptureLengthMinimalIPv6Header = func(l *Link) int

+ var CaptureLengthMinimalIPv6Transport = func(l *Link) int

+ var EmptyEthernetLink = Link

+ var ErrIndexOutOfBounds = errors.New("interface index out of bounds") — linux/amd64

+ var ErrNotExist = errors.New("interface does not exist or is unsupported")

+ var ErrNotUp = errors.New("interface is currently not up")

+ func WithPacketFilterMask(mask byte) func(l *Link)

+ type CaptureLengthStrategy = func(l *Link) int

+ type EtherType uint16

+ const EtherTypeIPv4

+ const EtherTypeIPv6

+ func (t EtherType) HasValidIPLayer() bool

+ type Interface struct

+ Index int

+ Name string

+ Type Type

+ func Interfaces() ([]Interface, error)

+ func NewInterface(name string) (iface Interface, err error)

+ func (i Interface) IsUp() (bool, error)

+ func (i Interface) String() string

+ type Link struct

+ func FindAllLinks() ([]*Link, error)

+ func New(ifName string, opts ...func(*Link)) (link *Link, err error)

+ func (l *Link) FilterMask() byte

+ func (l *Link) IsUp() (bool, error)

+ type Type int

+ const TypeEthernet

+ const TypeGRE

+ const TypeGRE6

+ const TypeIP6IP6

+ const TypeInvalid

+ const TypeLoopback

+ const TypeNone

+ const TypePPP

+ func (l Type) BPFFilter() func(snapLen int) []bpf.RawInstruction

+ func (l Type) IPHeaderOffset() byte