},
    )

  /**
   * Based on International Alphabet No. 5. Note that there are bytes that IA5 and US-ASCII
   * disagree on interpretation.
   *
   * TODO(jwilson): constrain to IA5 characters.
   */
  val IA5_STRING =
    BasicDerAdapter(
      name = "IA5 STRING",
      tagClass = DerHeader.TAG_CLASS_UNIVERSAL,
      tag = 22L,
      codec =

			ret.explicit = true
			if ret.tag == nil {
				ret.tag = new(int)
			}
		case part == "generalized":
			ret.timeType = TagGeneralizedTime
		case part == "utc":
			ret.timeType = TagUTCTime
		case part == "ia5":
			ret.stringType = TagIA5String
		case part == "printable":
			ret.stringType = TagPrintableString
		case part == "numeric":
			ret.stringType = TagNumericString
		case part == "utf8":

00000060  c5 70 0f 08 83 48 e9 48  ef 6e 50 8b 05 7e e5 84  |.p...H.H.nP..~..|
00000070  25 fa 55 c7 ae 31 02 27  00 ef 3f 98 86 20 12 89  |%.U..1.'..?.. ..|
00000080  91 59 28 b4 f7 d7 af d2  69 61 35 14 03 03 00 01  |.Y(.....ia5.....|
00000090  01 16 03 03 00 24 fd 67  40 11 7e 4d 8f bb 87 e8  |.....$.g@.~M....|
000000a0  c3 1f e8 b0 15 17 3a f4  6f 5f 87 b2 50 c5 92 e4  |......:.o_..P...|

00000060  c5 70 0f 08 83 48 e9 48  ef 6e 50 8b 05 7e e5 84  |.p...H.H.nP..~..|
00000070  25 fa 55 c7 ae 31 02 27  00 ef 3f 98 86 20 12 89  |%.U..1.'..?.. ..|
00000080  91 59 28 b4 f7 d7 af d2  69 61 35 14 03 01 00 01  |.Y(.....ia5.....|
00000090  01 16 03 01 00 24 b3 7b  e6 d1 8f 79 04 e2 42 0f  |.....$.{...y..B.|
000000a0  61 de d2 be 1e 4d 8f d4  6f 7e 2d 59 cf 23 ff 1e  |a....M..o~-Y.#..|

00000060  c5 70 0f 08 83 48 e9 48  ef 6e 50 8b 05 7e e5 84  |.p...H.H.nP..~..|
00000070  25 fa 55 c7 ae 31 02 27  00 ef 3f 98 86 20 12 89  |%.U..1.'..?.. ..|
00000080  91 59 28 b4 f7 d7 af d2  69 61 35 14 03 02 00 01  |.Y(.....ia5.....|
00000090  01 16 03 02 00 24 a8 40  50 90 31 50 fc 5e d8 f5  |.....$.@P.1P.^..|
000000a0  64 7a a5 62 8d ad ce 03  34 c9 ab 16 31 45 bc 8b  |dz.b....4...1E..|

00000060  c5 70 0f 08 83 48 e9 48  ef 6e 50 8b 05 7e e5 84  |.p...H.H.nP..~..|
00000070  25 fa 55 c7 ae 31 02 27  00 ef 3f 98 86 20 12 89  |%.U..1.'..?.. ..|
00000080  91 59 28 b4 f7 d7 af d2  69 61 35 14 03 03 00 01  |.Y(.....ia5.....|
00000090  01 16 03 03 00 50 00 00  00 00 00 00 00 00 00 00  |.....P..........|
000000a0  00 00 00 00 00 00 f3 6e  c5 65 29 75 22 fe 23 6f  |.......n.e)u".#o|

00000060  c5 70 0f 08 83 48 e9 48  ef 6e 50 8b 05 7e e5 84  |.p...H.H.nP..~..|
00000070  25 fa 55 c7 ae 31 02 27  00 ef 3f 98 86 20 12 89  |%.U..1.'..?.. ..|
00000080  91 59 28 b4 f7 d7 af d2  69 61 35 14 03 03 00 01  |.Y(.....ia5.....|
00000090  01 16 03 03 00 28 00 00  00 00 00 00 00 00 df b8  |.....(..........|
000000a0  35 7a 3e 44 d1 f5 6c c5  43 82 3a ac 11 c8 53 0b  |5z>D..l.C.:...S.|

00000060  c5 70 0f 08 83 48 e9 48  ef 6e 50 8b 05 7e e5 84  |.p...H.H.nP..~..|
00000070  25 fa 55 c7 ae 31 02 27  00 ef 3f 98 86 20 12 89  |%.U..1.'..?.. ..|
00000080  91 59 28 b4 f7 d7 af d2  69 61 35 14 03 03 00 01  |.Y(.....ia5.....|
00000090  01 16 03 03 00 28 00 00  00 00 00 00 00 00 76 c9  |.....(........v.|
000000a0  1e 50 43 51 5e 4a b6 c8  98 33 8f 18 ac f3 fe 20  |.PCQ^J...3..... |

}

type flagTest struct {
	A Flag `asn1:"tag:0,optional"`
}

type generalizedTimeTest struct {
	A time.Time `asn1:"generalized"`
}

type ia5StringTest struct {
	A string `asn1:"ia5"`
}

type printableStringTest struct {
	A string `asn1:"printable"`
}

type genericStringTest struct {
	A string
}

type optionalRawValueTest struct {
	A RawValue `asn1:"optional"`
}

	return t, nil
}

// Marshal returns the ASN.1 encoding of val.
//
// In addition to the struct tags recognized by Unmarshal, the following can be
// used:
//
//	ia5:         causes strings to be marshaled as ASN.1, IA5String values
//	omitempty:   causes empty slices to be skipped
//	printable:   causes strings to be marshaled as ASN.1, PrintableString values