pcapgo

package

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Versions in this module

v1

v1.1.21

Sep 9, 2021

v1.1.20

Sep 9, 2021

Changes in this version

type EthernetHandle — linux/amd64

+ func (h *EthernetHandle) Close()

+ func (h *EthernetHandle) GetCaptureLength() int

+ func (h *EthernetHandle) LocalAddr() net.HardwareAddr

+ func (h *EthernetHandle) SetBPF(filter []bpf.RawInstruction) error

+ func (h *EthernetHandle) SetCaptureLength(len int) error

+ func (h *EthernetHandle) SetPromiscuous(b bool) error

+ func (h *EthernetHandle) Stats() (*unix.TpacketStats, error)

+ func (h *EthernetHandle) ZeroCopyReadPacketData() ([]byte, gopacket.CaptureInfo, error)

+ type SnoopReader struct

+ func NewSnoopReader(r io.Reader) (*SnoopReader, error)

+ func (r *SnoopReader) LinkType() (*layers.LinkType, error)

+ func (r *SnoopReader) ReadPacketData() (data []byte, ci gopacket.CaptureInfo, err error)

+ func (r *SnoopReader) ZeroCopyReadPacketData() (data []byte, ci gopacket.CaptureInfo, err error)

type Writer

+ func NewWriterNanos(w io.Writer) *Writer

v1.1.16

Feb 1, 2019

Changes in this version

+ const NgNoValue64

+ var DefaultNgInterface = NgInterface

+ var DefaultNgReaderOptions = NgReaderOptions

+ var DefaultNgWriterOptions = NgWriterOptions

+ var ErrNgLinkTypeMismatch = errors.New("Link type of current interface is different from first one")

+ var ErrNgVersionMismatch = errors.New("Unknown pcapng Version in Section Header")

+ type EthernetHandle struct — linux/amd64

+ func NewEthernetHandle(ifname string) (*EthernetHandle, error)

+ func (h *EthernetHandle) ReadPacketData() ([]byte, gopacket.CaptureInfo, error)

+ type NgInterface struct

+ Comment string

+ Description string

+ Filter string

+ LinkType layers.LinkType

+ Name string

+ OS string

+ SnapLength uint32

+ Statistics NgInterfaceStatistics

+ TimestampOffset uint64

+ TimestampResolution NgResolution

+ func (i NgInterface) Resolution() gopacket.TimestampResolution

+ type NgInterfaceStatistics struct

+ Comment string

+ EndTime time.Time

+ LastUpdate time.Time

+ PacketsDropped uint64

+ PacketsReceived uint64

+ StartTime time.Time

+ type NgReader struct

+ func NewNgReader(r io.Reader, options NgReaderOptions) (*NgReader, error)

+ func (r *NgReader) Interface(i int) (NgInterface, error)

+ func (r *NgReader) LinkType() layers.LinkType

+ func (r *NgReader) NInterfaces() int

+ func (r *NgReader) ReadPacketData() (data []byte, ci gopacket.CaptureInfo, err error)

+ func (r *NgReader) Resolution() gopacket.TimestampResolution

+ func (r *NgReader) SectionInfo() NgSectionInfo

+ func (r *NgReader) SkipSection() error

+ func (r *NgReader) ZeroCopyReadPacketData() (data []byte, ci gopacket.CaptureInfo, err error)

+ type NgReaderOptions struct

+ ErrorOnMismatchingLinkType bool

+ SectionEndCallback func([]NgInterface, NgSectionInfo)

+ SkipUnknownVersion bool

+ StatisticsCallback func(int, NgInterfaceStatistics)

+ WantMixedLinkType bool

+ type NgResolution uint8

+ func (r NgResolution) Binary() bool

+ func (r NgResolution) Exponent() uint8

+ func (r NgResolution) ToTimestampResolution() (ret gopacket.TimestampResolution)

+ type NgSectionInfo struct

+ Application string

+ Comment string

+ Hardware string

+ OS string

+ type NgWriter struct

+ func NewNgWriter(w io.Writer, linkType layers.LinkType) (*NgWriter, error)

+ func NewNgWriterInterface(w io.Writer, intf NgInterface, options NgWriterOptions) (*NgWriter, error)

+ func (w *NgWriter) AddInterface(intf NgInterface) (id int, err error)

+ func (w *NgWriter) Flush() error

+ func (w *NgWriter) WriteInterfaceStats(intf int, stats NgInterfaceStatistics) error

+ func (w *NgWriter) WritePacket(ci gopacket.CaptureInfo, data []byte) error

+ type NgWriterOptions struct

+ SectionInfo NgSectionInfo

+ type Reader struct

+ func NewReader(r io.Reader) (*Reader, error)

+ func (r *Reader) LinkType() layers.LinkType

+ func (r *Reader) ReadPacketData() (data []byte, ci gopacket.CaptureInfo, err error)

+ func (r *Reader) Resolution() gopacket.TimestampResolution

+ func (r *Reader) SetSnaplen(newSnaplen uint32)

+ func (r *Reader) Snaplen() uint32

+ func (r *Reader) String() string

+ func (r *Reader) ZeroCopyReadPacketData() (data []byte, ci gopacket.CaptureInfo, err error)

v1.0.11

Apr 25, 2014

Changes in this version

+ type Writer struct

+ func NewWriter(w io.Writer) *Writer

+ func (w *Writer) WriteFileHeader(snaplen uint32, linktype layers.LinkType) error

+ func (w *Writer) WritePacket(ci gopacket.CaptureInfo, data []byte) error

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