internal

package

v1.6.5 Latest Latest Go to latest Published: May 1, 2026 License: GPL-3.0 Imports: 14 Imported by: 0

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Valid go.mod file
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github.com/nxtrace/NTrace-core

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Index ¶

func ListenPacket(network string, laddr string) (net.PacketConn, error)
type ICMPSpec
- func NewICMPSpec(IPVersion, ICMPMode, echoID int, srcIP, dstIP net.IP) *ICMPSpec
type PacketListener
- func NewPacketListener(conn net.PacketConn) *PacketListener
- func (l *PacketListener) Start(ctx context.Context)
type ReceivedMessage
type TCPSpec
- func NewTCPSpec(IPVersion, ICMPMode int, srcIP, dstIP net.IP, dstPort int, pktSize int) *TCPSpec
type UDPSpec
- func NewUDPSpec(IPVersion, ICMPMode int, srcIP, dstIP net.IP, dstPort int) *UDPSpec

Constants ¶

This section is empty.

Variables ¶

This section is empty.

Functions ¶

func ListenPacket ¶ added in v1.5.0

func ListenPacket(network string, laddr string) (net.PacketConn, error)

Types ¶

type ICMPSpec ¶ added in v1.5.0

type ICMPSpec struct {
	IPVersion    int
	ICMPMode     int
	EchoID       int
	SrcIP        net.IP
	DstIP        net.IP
	SourceDevice string
	// contains filtered or unexported fields
}

func NewICMPSpec ¶ added in v1.5.0

func NewICMPSpec(IPVersion, ICMPMode, echoID int, srcIP, dstIP net.IP) *ICMPSpec

func (*ICMPSpec) Close ¶ added in v1.5.0

func (s *ICMPSpec) Close()

func (*ICMPSpec) InitICMP ¶ added in v1.5.0

func (s *ICMPSpec) InitICMP()

func (*ICMPSpec) ListenICMP ¶ added in v1.5.0

func (s *ICMPSpec) ListenICMP(ctx context.Context, ready chan struct{}, onICMP func(msg ReceivedMessage, finish time.Time, seq int))

func (*ICMPSpec) SendICMP ¶ added in v1.5.0

func (s *ICMPSpec) SendICMP(ctx context.Context, ipHdr gopacket.NetworkLayer, icmpHdr, icmpEcho gopacket.SerializableLayer, payload []byte) (time.Time, error)

type PacketListener ¶ added in v1.5.0

type PacketListener struct {
	Conn     net.PacketConn
	Messages <-chan ReceivedMessage
	// contains filtered or unexported fields
}

PacketListener 负责监听网络数据包并通过通道传递接收到的消息对外暴露只读的 Messages，避免外部代码误写

func NewPacketListener ¶ added in v1.5.0

func NewPacketListener(conn net.PacketConn) *PacketListener

NewPacketListener 创建一个新的数据包监听器 conn: 用于接收数据包的连接返回初始化好的 PacketListener 实例

func (*PacketListener) Start ¶ added in v1.5.0

func (l *PacketListener) Start(ctx context.Context)

type ReceivedMessage ¶ added in v1.5.0

type ReceivedMessage struct {
	Peer net.Addr
	Msg  []byte
	Err  error
}

type TCPSpec ¶ added in v1.5.0

type TCPSpec struct {
	IPVersion    int
	ICMPMode     int
	SrcIP        net.IP
	DstIP        net.IP
	DstPort      int
	PktSize      int
	SourceDevice string
	// contains filtered or unexported fields
}

func NewTCPSpec ¶ added in v1.5.0

func NewTCPSpec(IPVersion, ICMPMode int, srcIP, dstIP net.IP, dstPort int, pktSize int) *TCPSpec

func (*TCPSpec) Close ¶ added in v1.5.0

func (s *TCPSpec) Close()

func (*TCPSpec) InitICMP ¶ added in v1.5.0

func (s *TCPSpec) InitICMP()

func (*TCPSpec) InitTCP ¶ added in v1.5.0

func (s *TCPSpec) InitTCP()

func (*TCPSpec) ListenICMP ¶ added in v1.5.0

func (s *TCPSpec) ListenICMP(ctx context.Context, ready chan struct{}, onICMP func(msg ReceivedMessage, finish time.Time, data []byte))

func (*TCPSpec) ListenTCP ¶ added in v1.5.0

func (s *TCPSpec) ListenTCP(ctx context.Context, ready chan struct{}, onTCP func(srcPort, seq, ack int, peer net.Addr, finish time.Time))

func (*TCPSpec) SendTCP ¶ added in v1.5.0

func (s *TCPSpec) SendTCP(ctx context.Context, ipHdr gopacket.NetworkLayer, tcpHdr *layers.TCP, payload []byte) (time.Time, error)

type UDPSpec ¶ added in v1.5.0

type UDPSpec struct {
	IPVersion    int
	ICMPMode     int
	SrcIP        net.IP
	DstIP        net.IP
	DstPort      int
	SourceDevice string
	// contains filtered or unexported fields
}

func NewUDPSpec ¶ added in v1.5.0

func NewUDPSpec(IPVersion, ICMPMode int, srcIP, dstIP net.IP, dstPort int) *UDPSpec

func (*UDPSpec) Close ¶ added in v1.5.0

func (s *UDPSpec) Close()

func (*UDPSpec) InitICMP ¶ added in v1.5.0

func (s *UDPSpec) InitICMP()

func (*UDPSpec) InitUDP ¶ added in v1.5.0

func (s *UDPSpec) InitUDP()

func (*UDPSpec) ListenICMP ¶ added in v1.5.0

func (s *UDPSpec) ListenICMP(ctx context.Context, ready chan struct{}, onICMP func(msg ReceivedMessage, finish time.Time, data []byte))

func (*UDPSpec) ListenOut ¶ added in v1.5.0

func (s *UDPSpec) ListenOut(_ context.Context, _ chan struct{}, _ func(srcPort, seq, ttl int, start time.Time))

func (*UDPSpec) SendUDP ¶ added in v1.5.0

func (s *UDPSpec) SendUDP(ctx context.Context, ipHdr ipLayer, udpHdr *layers.UDP, payload []byte) (time.Time, error)

Source Files ¶

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