internal

func AddrsEq ¶

func AddrsEq(a, b net.Addr) bool

Fast net.Addr comparison

func AddrsSameHost ¶

func AddrsSameHost(a, b net.Addr) bool

func CheckURLBoolKey ¶

func CheckURLBoolKey(values map[string][]string, key string) (f bool, s bool)

func ClosedNetworkErrToNil ¶

func ClosedNetworkErrToNil(err error) error

func CopyBytes ¶

func CopyBytes(src []byte) (dst []byte)

func DialBlock ¶

func DialBlock(ctx context.Context, _, _ string) (net.Conn, error)

func FirstNonNil ¶

func FirstNonNil(objs ...any) (obj any)

func GetProxyFromEnvVar ¶

func GetProxyFromEnvVar(scheme string) (val string)

func IpEqual ¶

func IpEqual(a, b net.IP) bool

func JoinNetErrors ¶

func JoinNetErrors(a, b error) (err error)

func LookupPortOffline ¶

func LookupPortOffline(network, service string) (port int, err error)

func NormalNet ¶

func NormalNet(network string) string

tcp | tcp4 | tcp6 -> tcp udp | udp4 | udp6 -> udp

func ParseScheme ¶

func ParseScheme(scheme string) (base string, tls, ws bool)

base = "4" | "4a" | "5"

func ReadNullTerminatedString ¶

func ReadNullTerminatedString(r io.Reader, buf []byte) (string, error)

Should be cap(buf) >= 1

func SplitHostPort ¶

func SplitHostPort(
	network, hostport string,
	defport uint16,
) (host string, port uint16)

defport will be used as port if there is no port in hostport or it is invalid.

func WaitForClose ¶

func WaitForClose(rc io.ReadCloser)

Try to read until read fails, close rc, returns

func WriteAllSlices ¶

func WriteAllSlices(w io.Writer, slices ...[]byte) (n int64, err error)