errs = AppendValidation(errs, agent.ValidatePort(int(port.Number)))
	}
	// nolint: staticcheck
	if port.TargetPort > 0 {
		errs = AppendValidation(errs, fmt.Errorf("targetPort has no impact on Gateways"))
	}

	if port.Name == "" {
		errs = AppendValidation(errs, fmt.Errorf("port name must be set: %v", port))
	}
	return
}

func validateServerBind(port *networking.Port, bind string) (errs error) {

	host, port, err := net.SplitHostPort(addr)
	if err != nil {
		if !strings.Contains(err.Error(), "missing port in address") {
			return "", "", err
		}

		host = addr

		switch scheme {
		case "https":
			port = "443"
		case "http":
			port = "80"
		default:
			return "", "", errors.New("unable to guess port from scheme")
		}
	}

		pl := &workloadapi.PortList{
			Ports: make([]*workloadapi.Port, 0, len(svc.Ports)),
		}
		res[n] = pl
		for _, port := range svc.Ports {
			targetPort := port.TargetPort
			// The svc.Ports represents the workloadapi.Service, which drops the port name info and just has numeric target Port.
			// TargetPort can be 0 which indicates its a named port. Check if its a named port and replace with the real targetPort if so.

	"net/netip"
	"syscall"
)

func sockaddrToUDP(sa syscall.Sockaddr) Addr {
	switch sa := sa.(type) {
	case *syscall.SockaddrInet4:
		return &UDPAddr{IP: sa.Addr[0:], Port: sa.Port}
	case *syscall.SockaddrInet6:
		return &UDPAddr{IP: sa.Addr[0:], Port: sa.Port, Zone: zoneCache.name(int(sa.ZoneId))}
	}
	return nil
}

func (a *UDPAddr) family() int {
	if a == nil || len(a.IP) <= IPv4len {
		return syscall.AF_INET
	}

	grpcWebLen = len(grpcWeb)
)

// ConvertProtocol from k8s protocol and port name
func ConvertProtocol(port int32, portName string, proto corev1.Protocol, appProto *string) protocol.Instance {
	if proto == corev1.ProtocolUDP {
		return protocol.UDP
	}

	// If application protocol is set, we will use that
	// If not, use the port name
	name := portName
	if appProto != nil {
		name = *appProto

			probe: `{"/app-health/hello-world/readyz": {"grpc": {"port": 8888}, "httpGet": {"path": "/", "port": 7777}}}`,
			err:   "must be one of type httpGet, tcpSocket or gRPC",
		},
		// Port is not Int typed (tcpSocket).
		{
			probe: `{"/app-health/hello-world/readyz": {"tcpSocket": {"port": "tcp"}}}`,
			err:   "must be int type",
		},
		// Port is not Int typed (httpGet).
		{

// "host%zone:port", "[host]:port" or "[host%zone]:port" into host or
// host%zone and port.
//
// A literal IPv6 address in hostport must be enclosed in square
// brackets, as in "[::1]:80", "[::1%lo0]:80".
//
// See func Dial for a description of the hostport parameter, and host
// and port results.
func SplitHostPort(hostport string) (host, port string, err error) {
	const (

	"io"
	"os"
	"syscall"
)

func sockaddrToTCP(sa syscall.Sockaddr) Addr {
	switch sa := sa.(type) {
	case *syscall.SockaddrInet4:
		return &TCPAddr{IP: sa.Addr[0:], Port: sa.Port}
	case *syscall.SockaddrInet6:
		return &TCPAddr{IP: sa.Addr[0:], Port: sa.Port, Zone: zoneCache.name(int(sa.ZoneId))}
	}
	return nil
}

func (a *TCPAddr) family() int {
	if a == nil || len(a.IP) <= IPv4len {
		return syscall.AF_INET
	}

	}
	return model.ServiceTarget{
		Service: svc,
		Port: model.ServiceInstancePort{
			ServicePort: &model.Port{
				Name:     svcPort.Name,
				Port:     int(svcPort.Number),
				Protocol: protocol.Parse(svcPort.Protocol),
			},
			TargetPort: uint32(port),
		},
	}
}

// nolint: unparam
func makeInstance(cfg *config.Config, address string, port int,

				t.Fatalf("expected %d listeners, found %d", len(tc.expectedListener), len(listeners))
			}
			for _, port := range tc.expectedListener {
				l := findListenerByPort(listeners, uint32(port))
				if l == nil {
					t.Fatalf("found no listener with port %d", port)
				}
			}
		})
	}
}

func TestOutboundListenerDualStackWildcard(t *testing.T) {