dst.FileSizeHigh = src.FileSizeHigh
	dst.FileSizeLow = src.FileSizeLow
	dst.Reserved0 = src.Reserved0
	dst.Reserved1 = src.Reserved1

	// The src is 1 element bigger than dst, but it must be NUL.
	copy(dst.FileName[:], src.FileName[:])
	copy(dst.AlternateFileName[:], src.AlternateFileName[:])
}

type ByHandleFileInformation struct {
	FileAttributes     uint32
	CreationTime       Filetime

	{CaseName: Name(""), in: `{"B": "null"}`, ptr: new(B), out: B{false}},
	{CaseName: Name(""), in: `{"B": "nul"}`, ptr: new(B), err: errors.New(`json: invalid use of ,string struct tag, trying to unmarshal "nul" into bool`)},
	{CaseName: Name(""), in: `{"B": [2, 3]}`, ptr: new(B), err: errors.New(`json: invalid use of ,string struct tag, trying to unmarshal unquoted value into bool`)},

	var ps parseState
	ps.Parser = p
	if strings.Contains(text, "\x00") {
		text = strings.ReplaceAll(text, "\x00", "\uFFFD")
		ps.corner = true // goldmark does not replace NUL
	}

	ps.lineDepth = -1
	ps.addBlock(&rootBuilder{})
	for text != "" {
		var ln string
		i := strings.Index(text, "\n")
		j := strings.Index(text, "\r")
		var nl byte
		switch {

	}
	return p[0], true
}

// rest returns the rest of the data in the buffer.
func (d *dataIO) rest() []byte {
	r := d.p
	d.p = nil
	return r
}

// Make a string by stopping at the first NUL
func byteString(p []byte) string {
	if i := bytealg.IndexByte(p, 0); i != -1 {
		p = p[:i]
	}
	return string(p)
}

var errBadData = errors.New("malformed time zone information")

func stateNu(s *scanner, c byte) int {
	if c == 'l' {
		s.step = stateNul
		return scanContinue
	}
	return s.error(c, "in literal null (expecting 'l')")
}

// stateNul is the state after reading `nul`.
func stateNul(s *scanner, c byte) int {
	if c == 'l' {
		s.step = stateEndValue
		return scanContinue
	}
	return s.error(c, "in literal null (expecting 'l')")
}

		t.Errorf("Bad result:\ngot: %+v\nwant: %+v", cert, derEncodedSelfSignedCert)
	}
}

func TestCertificateWithNUL(t *testing.T) {
	// This is the paypal NUL-hack certificate. It should fail to parse because
	// NUL isn't a permitted character in a PrintableString.

	var cert Certificate
	if _, err := Unmarshal(derEncodedPaypalNULCertBytes, &cert); err == nil {

   * Normally used as a C string terminator.
   *
   * <p>Although RFC 20 names this as "Null", note that it is distinct from the C/C++ "NULL"
   * pointer.
   *
   * @since 8.0
   */
  public static final byte NUL = 0;

  /**
   * Start of Heading: A communication control character used at the beginning of a sequence of
   * characters which constitute a machine-sensible address or routing information. Such a sequence

	}{
		// Note: Positions for lexical errors are the earliest position
		// where the error is apparent, not the beginning of the respective
		// token.

		// rune-level errors
		{"fo\x00o", "invalid NUL character", 0, 2},
		{"foo\n\ufeff bar", "invalid BOM in the middle of the file", 1, 0},
		{"foo\n\n\xff    ", "invalid UTF-8 encoding", 2, 0},

		// token-level errors

}

func TestDevNullFile(t *testing.T) {
	t.Parallel()

	testDevNullFile(t, DevNull)
	if runtime.GOOS == "windows" {
		testDevNullFile(t, "./nul")
		testDevNullFile(t, "//./nul")
	}
}

var testLargeWrite = flag.Bool("large_write", false, "run TestLargeWriteToConsole test that floods console with output")

func TestLargeWriteToConsole(t *testing.T) {

		}
	}

	if !utf8.ValidString(val) {
		return fmt.Errorf("invalid UTF-8 in %s=... value", key)
	}
	if strings.Contains(val, "\x00") {
		return fmt.Errorf("invalid NUL in %s=... value", key)
	}
	if strings.ContainsAny(val, "\v\r\n") {
		return fmt.Errorf("invalid newline in %s=... value", key)
	}
	return nil
}

func readEnvFileLines(mustExist bool) []string {