"testing"
)

var tesrLocalIPAddrs = func(ips []netip.Addr) ([]net.Addr, error) {
	var IPAddrs []net.Addr
	for i := 0; i < len(ips); i++ {
		var ipAddr net.Addr
		ipNetAddr := &net.IPNet{IP: net.ParseIP(ips[i].String())}
		ipAddr = ipNetAddr
		IPAddrs = append(IPAddrs, ipAddr)
	}
	return IPAddrs, nil
}

func TestGetLocalIP(t *testing.T) {
	tests := []struct {
		name     string
		lipas    func() ([]net.Addr, error)

	// 3) the one passed to us as the raddr parameter.
	lsa, _ = syscall.Getsockname(fd.pfd.Sysfd)
	if crsa != nil {
		fd.setAddr(fd.addrFunc()(lsa), fd.addrFunc()(crsa))
	} else if rsa, _ = syscall.Getpeername(fd.pfd.Sysfd); rsa != nil {
		fd.setAddr(fd.addrFunc()(lsa), fd.addrFunc()(rsa))
	} else {
		fd.setAddr(fd.addrFunc()(lsa), raddr)
	}
	return nil
}

					return nil, os.NewSyscallError("sockaddr", err)
				}
				switch sa := sa.(type) {
				case *syscall.SockaddrInet4:
					ifat = append(ifat, &IPAddr{IP: IPv4(sa.Addr[0], sa.Addr[1], sa.Addr[2], sa.Addr[3])})
				case *syscall.SockaddrInet6:
					ifa := &IPAddr{IP: make(IP, IPv6len)}
					copy(ifa.IP, sa.Addr[:])
					ifat = append(ifat, ifa)
				}
			}
		}
	}
	return ifat, nil
}

// and ipv6only. It returns every address when the filter is nil.
// The result contains at least one address when error is nil.
func filterAddrList(filter func(IPAddr) bool, ips []IPAddr, inetaddr func(IPAddr) Addr, originalAddr string) (addrList, error) {
	var addrs addrList
	for _, ip := range ips {
		if filter == nil || filter(ip) {
			addrs = append(addrs, inetaddr(ip))
		}
	}

	}
	mockCertChain := []string{"cert", "cert_chain", "root_cert"}
	mockIPAddr := &net.IPAddr{IP: net.IPv4(192, 168, 1, 1)}
	testCerts := map[string]struct {
		certChain    [][]*x509.Certificate
		caller       *security.Caller
		fakeAuthInfo *mockAuthInfo
		code         codes.Code
		ipAddr       *net.IPAddr
	}{
		// no client certificate is presented
		"No client certificate": {
			certChain: nil,

package main

import "go/ast"

func init() {
	register(netipv6zoneFix)
}

var netipv6zoneFix = fix{
	name: "netipv6zone",
	date: "2012-11-26",
	f:    netipv6zone,
	desc: `Adapt element key to IPAddr, UDPAddr or TCPAddr composite literals.

https://codereview.appspot.com/6849045/
`,
}

func netipv6zone(f *ast.File) bool {
	if !imports(f, "net") {
		return false
	}

	fixed := false

			{"udp4", "localhost:2", &UDPAddr{IP: IPv4(127, 0, 0, 1), Port: 2}, nil},
		}...)
		resolveIPAddrTests = append(resolveIPAddrTests, []resolveIPAddrTest{
			{"ip", "localhost", &IPAddr{IP: IPv4(127, 0, 0, 1)}, nil},
			{"ip4", "localhost", &IPAddr{IP: IPv4(127, 0, 0, 1)}, nil},
		}...)
	}

	if supportsIPv6() {

	ss_size   uintptr
	ss_flags  int32
	pad_cgo_0 [4]byte
}

type siginfo struct {
	si_signo  int32
	si_errno  int32
	si_code   int32
	si_pid    int32
	si_uid    uint32
	si_status int32
	si_addr   uint64
	si_value  [8]byte
	si_band   int64
	__spare__ [7]int32
	pad_cgo_0 [4]byte
}

type mcontext struct {
	mc_onstack  uint64
	mc_rdi      uint64
	mc_rsi      uint64
	mc_rdx      uint64

}

func (sl *sysListener) listenMulticastUDP(ctx context.Context, ifi *Interface, gaddr *UDPAddr) (*UDPConn, error) {
	// Plan 9 does not like announce command with a multicast address,
	// so do not specify an IP address when listening.
	l, err := listenPlan9(ctx, sl.network, &UDPAddr{IP: nil, Port: gaddr.Port, Zone: gaddr.Zone})
	if err != nil {
		return nil, err
	}
	_, err = l.ctl.WriteString("headers")

				break
			}
		}
		if nodePort == 0 {
			return nil, false, fmt.Errorf("no port %d found in service: %s/%s", port, ns, svcName)
		}

		ipAddr, err := netip.ParseAddr(ip)
		if err != nil {
			return nil, false, err
		}
		return []any{netip.AddrPortFrom(ipAddr, uint16(nodePort))}, true, nil
	}

	// Otherwise, get the load balancer IP.