inetutil

func BytesToUint32 ¶

func BytesToUint32(b []byte) uint32

BytesToUint32 converts a 4-byte big-endian slice to uint32.

func IP4ToString ¶

func IP4ToString(b []byte) string

IP4ToString formats 4 bytes as a dotted-quad IP string.

func Ipv4ToUint32 ¶

func Ipv4ToUint32(addr string) uint32

func ParseCIDR ¶

func ParseCIDR(cidr string) (net.IP, *net.IPNet, error)

ParseCIDR parses a CIDR string and returns the IP and network.

func ParsePrivateAddress ¶

func ParsePrivateAddress(addr string) ([]byte, error)

func ParsePrivateIP ¶

func ParsePrivateIP(addr string) ([]byte, error)

ParsePrivateIP validates that addr is a private IPv4 address (RFC 1918) and returns its 4-byte representation.

Private ranges:

• 10.0.0.0/8
• 172.16.0.0/12
• 192.168.0.0/16

func Uint32ToBytes ¶

func Uint32ToBytes(v uint32) []byte

Uint32ToBytes converts a uint32 to a 4-byte big-endian slice.

func Uint32ToIp ¶

func Uint32ToIp(v uint32) net.IP

func Uint32ToIpv4 ¶

func Uint32ToIpv4(v uint32) string