clash/component/ebpf/byteorder/byteorder.go
2022-07-29 09:08:35 +08:00

14 lines
301 B
Go

package byteorder
import (
"net"
)
// NetIPv4ToHost32 converts an net.IP to a uint32 in host byte order. ip
// must be a IPv4 address, otherwise the function will panic.
func NetIPv4ToHost32(ip net.IP) uint32 {
ipv4 := ip.To4()
_ = ipv4[3] // Assert length of ipv4.
return Native.Uint32(ipv4)
}