tcpip

package

v0.0.0-...-6aff857 Latest Latest Go to latest Published: Aug 21, 2018 License: MIT Imports: 2 Imported by: 2

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Repository

github.com/FlowerWrong/kone

Documentation ¶

Index ¶

Constants
func Checksum(sum uint32, b []byte) (answer [2]byte)
func ConvertIPv4ToUint32(ip net.IP) uint32
func ConvertUint32ToIPv4(v uint32) net.IP
func IsIPv4(packet []byte) bool
func IsIPv6(packet []byte) bool
func Sum(b []byte) uint32
type ICMPPacket
type ICMPType
type IPProtocol
type IPv4Packet
type TCPPacket
type UDPPacket

Constants ¶

View Source

const (
	ICMP IPProtocol = 0x01
	TCP             = 0x06
	UDP             = 0x11
)

Variables ¶

This section is empty.

Functions ¶

func Checksum ¶

func Checksum(sum uint32, b []byte) (answer [2]byte)

checksum for Internet Protocol family headers

func ConvertIPv4ToUint32 ¶

func ConvertIPv4ToUint32(ip net.IP) uint32

func ConvertUint32ToIPv4 ¶

func ConvertUint32ToIPv4(v uint32) net.IP

func IsIPv4 ¶

func IsIPv4(packet []byte) bool

func IsIPv6 ¶

func IsIPv6(packet []byte) bool

func Sum ¶

func Sum(b []byte) uint32

Types ¶

type ICMPPacket ¶

type ICMPPacket []byte

func (ICMPPacket) Checksum ¶

func (p ICMPPacket) Checksum() uint16

func (ICMPPacket) Code ¶

func (p ICMPPacket) Code() byte

func (ICMPPacket) ResetChecksum ¶

func (p ICMPPacket) ResetChecksum()

func (ICMPPacket) SetChecksum ¶

func (p ICMPPacket) SetChecksum(sum [2]byte)

func (ICMPPacket) SetType ¶

func (p ICMPPacket) SetType(v ICMPType)

func (ICMPPacket) Type ¶

func (p ICMPPacket) Type() ICMPType

type ICMPType ¶

type ICMPType byte

const (
	ICMPEcho    ICMPType = 0x0
	ICMPRequest          = 0x8
)

type IPProtocol ¶

type IPProtocol byte

type IPv4Packet ¶

type IPv4Packet []byte

func (IPv4Packet) Checksum ¶

func (p IPv4Packet) Checksum() uint16

func (IPv4Packet) DataLen ¶

func (p IPv4Packet) DataLen() uint16

func (IPv4Packet) DestinationIP ¶

func (p IPv4Packet) DestinationIP() net.IP

func (IPv4Packet) HeaderLen ¶

func (p IPv4Packet) HeaderLen() uint16

func (IPv4Packet) Payload ¶

func (p IPv4Packet) Payload() []byte

func (IPv4Packet) Protocol ¶

func (p IPv4Packet) Protocol() IPProtocol

func (IPv4Packet) PseudoSum ¶

func (p IPv4Packet) PseudoSum() uint32

for tcp checksum

func (IPv4Packet) ResetChecksum ¶

func (p IPv4Packet) ResetChecksum()

func (IPv4Packet) SetChecksum ¶

func (p IPv4Packet) SetChecksum(sum [2]byte)

func (IPv4Packet) SetDestinationIP ¶

func (p IPv4Packet) SetDestinationIP(ip net.IP)

func (IPv4Packet) SetSourceIP ¶

func (p IPv4Packet) SetSourceIP(ip net.IP)

func (IPv4Packet) SourceIP ¶

func (p IPv4Packet) SourceIP() net.IP

func (IPv4Packet) TotalLen ¶

func (p IPv4Packet) TotalLen() uint16

type TCPPacket ¶

type TCPPacket []byte

func (TCPPacket) Checksum ¶

func (p TCPPacket) Checksum() uint16

func (TCPPacket) DestinationPort ¶

func (p TCPPacket) DestinationPort() uint16

func (TCPPacket) ResetChecksum ¶

func (p TCPPacket) ResetChecksum(psum uint32)

func (TCPPacket) SetChecksum ¶

func (p TCPPacket) SetChecksum(sum [2]byte)

func (TCPPacket) SetDestinationPort ¶

func (p TCPPacket) SetDestinationPort(port uint16)

func (TCPPacket) SetSourcePort ¶

func (p TCPPacket) SetSourcePort(port uint16)

func (TCPPacket) SourcePort ¶

func (p TCPPacket) SourcePort() uint16

type UDPPacket ¶

type UDPPacket []byte

func (UDPPacket) Checksum ¶

func (p UDPPacket) Checksum() uint16

func (UDPPacket) DestinationPort ¶

func (p UDPPacket) DestinationPort() uint16

func (UDPPacket) ResetChecksum ¶

func (p UDPPacket) ResetChecksum(psum uint32)

func (UDPPacket) SetChecksum ¶

func (p UDPPacket) SetChecksum(sum [2]byte)

func (UDPPacket) SetDestinationPort ¶

func (p UDPPacket) SetDestinationPort(port uint16)

func (UDPPacket) SetSourcePort ¶

func (p UDPPacket) SetSourcePort(port uint16)

func (UDPPacket) SourcePort ¶

func (p UDPPacket) SourcePort() uint16

Source Files ¶

View all Source files

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