return false
	}

	if !present {
		*out = defaultValue
		return true
	}

	return child.ReadASN1Boolean(out)
}

func (s *String) readASN1(out *String, outTag *asn1.Tag, skipHeader bool) bool {
	if len(*s) < 2 {
		return false
	}
	tag, lenByte := (*s)[0], (*s)[1]

	if tag&0x1f == 0x1f {
		// ITU-T X.690 section 8.1.2
		//

// the provided Writer w.
func NopCloser(w io.Writer) io.WriteCloser {
	return nopCloser{w}
}

// SkipReader skips a given number of bytes and then returns all
// remaining data.
type SkipReader struct {
	io.Reader

	skipCount int64
}

func (s *SkipReader) Read(p []byte) (int, error) {
	l := int64(len(p))
	if l == 0 {
		return 0, nil
	}
	for s.skipCount > 0 {