sing-tun/internal/gtcpip/header/netip.go

35 lines
931 B
Go

package header
import "net/netip"
func (b IPv4) SourceAddr() netip.Addr {
return netip.AddrFrom4([4]byte(b[srcAddr : srcAddr+IPv4AddressSize]))
}
func (b IPv4) DestinationAddr() netip.Addr {
return netip.AddrFrom4([4]byte(b[dstAddr : dstAddr+IPv4AddressSize]))
}
func (b IPv4) SetSourceAddr(addr netip.Addr) {
copy(b[srcAddr:srcAddr+IPv4AddressSize], addr.AsSlice())
}
func (b IPv4) SetDestinationAddr(addr netip.Addr) {
copy(b[dstAddr:dstAddr+IPv4AddressSize], addr.AsSlice())
}
func (b IPv6) SourceAddr() netip.Addr {
return netip.AddrFrom16([16]byte(b[v6SrcAddr:][:IPv6AddressSize]))
}
func (b IPv6) DestinationAddr() netip.Addr {
return netip.AddrFrom16([16]byte(b[v6DstAddr:][:IPv6AddressSize]))
}
func (b IPv6) SetSourceAddr(addr netip.Addr) {
copy(b[v6SrcAddr:][:IPv6AddressSize], addr.AsSlice())
}
func (b IPv6) SetDestinationAddr(addr netip.Addr) {
copy(b[v6DstAddr:][:IPv6AddressSize], addr.AsSlice())
}