sap

Documentation

Index

• Constants
• Variables
• type Listener
  • func NewListener(ip net.IP, ifi *net.Interface) (*Listener, error)
  • func (l *Listener) Close()
  • func (l *Listener) ReadPacketRaw() ([]byte, error)
• type MessageType
• type Packet
  • func DecodePacket(raw []byte) (*Packet, error)
  • func (p *Packet) Encode() ([]byte, error)
  • func (p *Packet) UniqueID() string
• type Sender
  • func NewSender(ip net.IP, p *Packet) (*Sender, error)
  • func (s *Sender) AnnouncePeriodically(ctx context.Context) error
  • func (s *Sender) Close()
• type Version

Constants

const (
	MessageTypeAnnouncement = MessageType(iota)
	MessageTypeDeletion
)

const (
	SDPPayloadType = "application/sdp"
)

const (
	Version1 = Version(1)
)

Variables

var ErrAuthenticationDataTooLong = errors.New("authentication data too long")

var ErrPacketInvalidIntegrity = errors.New("packet integrity error")

var ErrPacketTooShort = errors.New("packet too short")

Types

type Listener

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

func NewListener

func NewListener(ip net.IP, ifi *net.Interface) (*Listener, error)

func (*Listener) Close

func (l *Listener) Close()

func (*Listener) ReadPacketRaw

func (l *Listener) ReadPacketRaw() ([]byte, error)

type MessageType

type MessageType int

type Packet

type Packet struct {
	Type               MessageType
	IDHash             uint16
	Origin             net.IP
	Encrypted          bool
	Compressed         bool
	PayloadType        string
	AuthenticationData []byte
	Payload            []byte
}

func DecodePacket

func DecodePacket(raw []byte) (*Packet, error)

func (*Packet) Encode

func (p *Packet) Encode() ([]byte, error)

func (*Packet) UniqueID

func (p *Packet) UniqueID() string

type Sender

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

func NewSender

func NewSender(ip net.IP, p *Packet) (*Sender, error)

func (*Sender) AnnouncePeriodically

func (s *Sender) AnnouncePeriodically(ctx context.Context) error

func (*Sender) Close

func (s *Sender) Close()

type Version

type Version int