// containing the text of s. If s contains a NUL byte at any
// location, it returns (nil, [EINVAL]).
func ByteSliceFromString(s string) ([]byte, error) {
	if bytealg.IndexByteString(s, 0) != -1 {
		return nil, EINVAL
	}
	a := make([]byte, len(s)+1)
	copy(a, s)
	return a, nil
}

// StringBytePtr returns a pointer to a NUL-terminated array of bytes.

if "x%GOR...

// SlicePtrFromStrings converts a slice of strings to a slice of
// pointers to NUL-terminated byte arrays. If any string contains
// a NUL byte, it returns (nil, [EINVAL]).
func SlicePtrFromStrings(ss []string) ([]*byte, error) {
	n := 0
	for _, s := range ss {
		if bytealg.IndexByteString(s, 0) != -1 {
			return nil, EINVAL
		}
		n += len(s) + 1 // +1 for NUL
	}
	bb := make([]*byte, len(ss)+1)
	b := make([]byte, n)
	n = 0

				hdr.Format = FormatUnknown // Non-ASCII characters in block.
			}
			nul := func(b []byte) bool { return int(b[len(b)-1]) == 0 }
			if !(nul(v7.size()) && nul(v7.mode()) && nul(v7.uid()) && nul(v7.gid()) &&
				nul(v7.modTime()) && nul(ustar.devMajor()) && nul(ustar.devMinor())) {
				hdr.Format = FormatUnknown // Numeric fields must end in NUL
			}
		case format.has(formatSTAR):
			star := tr.blk.toSTAR()

//
//	 Source		Encoding			Maximum length of single name entry
//	 Unicast DNS		ASCII or			<=253 + a NUL terminator
//				Unicode in RFC 5892		252 * total number of labels + delimiters + a NUL terminator
//	 Multicast DNS	UTF-8 in RFC 5198 or		<=253 + a NUL terminator
//				the same as unicast DNS ASCII	<=253 + a NUL terminator
//	 Local database	various				depends on implementation
const (
	nameinfoLen    = 64

	{"a/../a", true},
	{"a/", true},
	{"a/.", true},
	{"a/./b/./c", true},
	{`a/../b:/../../c`, false},
}

var winislocaltests = []IsLocalTest{
	{"NUL", false},
	{"nul", false},
	{"nul ", false},
	{"nul.", false},
	{"a/nul:", false},
	{"a/nul : a", false},
	{"com0", true},
	{"com1", false},
	{"com2", false},
	{"com3", false},
	{"com4", false},
	{"com5", false},
	{"com6", false},

	// __LINKEDIT                  103b00000-103c98000    [ 1632K  1616K     0K     0K] r--/r-SM=COW          /Users/USER/*/gopls
	// dyld private memory         103cd8000-103cdc000    [   16K     0K     0K     0K] ---/--SM=NUL
	// shared memory               103ce4000-103ce8000    [   16K    16K    16K     0K] r--/r-SM=SHM

	for _, test := range []struct {
		path string
		want string
	}{
		{`C:\foo`, `C:\foo`},
		{`\\host\share\foo`, `\\host\share\foo`},
		{`\\host`, `\\host`},
		{`\\.\NUL`, `\\.\NUL`},
		{`NUL`, `\\.\NUL`},
		{`COM1`, `\\.\COM1`},
		{`a/NUL`, `\\.\NUL`},
	} {
		got, err := filepath.Abs(test.path)
		if err != nil || got != test.want {
			t.Errorf("Abs(%q) = %q, %v; want %q, nil", test.path, got, err, test.want)
		}
	}

  if (!string_separator) {
    return func.emitError()
           << "'string_separator' attribute is not set or not a string";
  }
  // StringAttrs are not guaranteed to be NUL terminated, but flexbuffers
  // strings expect NUL terminated strings.
  std::string string_separator_str(string_separator.getValue().data(),
                                   string_separator.getValue().size());

// StringToUTF16 returns the UTF-16 encoding of the UTF-8 string s,
// with a terminating NUL added. If s contains a NUL byte this
// function panics instead of returning an error.
//
// Deprecated: Use [UTF16FromString] instead.
func StringToUTF16(s string) []uint16 {
	a, err := UTF16FromString(s)
	if err != nil {
		panic("syscall: string with NUL passed to StringToUTF16")
	}
	return a
}