1/* ASN.1 BER/DER/CER encoding definitions
2 *
3 * Copyright (C) 2012 Red Hat, Inc. All Rights Reserved.
4 * Written by David Howells (dhowells@redhat.com)
5 *
6 * This program is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU General Public Licence
8 * as published by the Free Software Foundation; either version
9 * 2 of the Licence, or (at your option) any later version.
10 */
11
12#ifndef _LINUX_ASN1_H
13#define _LINUX_ASN1_H
14
15/* Class */
16enum asn1_class {
17	ASN1_UNIV	= 0,	/* Universal */
18	ASN1_APPL	= 1,	/* Application */
19	ASN1_CONT	= 2,	/* Context */
20	ASN1_PRIV	= 3	/* Private */
21};
22#define ASN1_CLASS_BITS	0xc0
23
24
25enum asn1_method {
26	ASN1_PRIM	= 0,	/* Primitive */
27	ASN1_CONS	= 1	/* Constructed */
28};
29#define ASN1_CONS_BIT	0x20
30
31/* Tag */
32enum asn1_tag {
33	ASN1_EOC	= 0,	/* End Of Contents or N/A */
34	ASN1_BOOL	= 1,	/* Boolean */
35	ASN1_INT	= 2,	/* Integer */
36	ASN1_BTS	= 3,	/* Bit String */
37	ASN1_OTS	= 4,	/* Octet String */
38	ASN1_NULL	= 5,	/* Null */
39	ASN1_OID	= 6,	/* Object Identifier  */
40	ASN1_ODE	= 7,	/* Object Description */
41	ASN1_EXT	= 8,	/* External */
42	ASN1_REAL	= 9,	/* Real float */
43	ASN1_ENUM	= 10,	/* Enumerated */
44	ASN1_EPDV	= 11,	/* Embedded PDV */
45	ASN1_UTF8STR	= 12,	/* UTF8 String */
46	ASN1_RELOID	= 13,	/* Relative OID */
47	/* 14 - Reserved */
48	/* 15 - Reserved */
49	ASN1_SEQ	= 16,	/* Sequence and Sequence of */
50	ASN1_SET	= 17,	/* Set and Set of */
51	ASN1_NUMSTR	= 18,	/* Numerical String */
52	ASN1_PRNSTR	= 19,	/* Printable String */
53	ASN1_TEXSTR	= 20,	/* T61 String / Teletext String */
54	ASN1_VIDSTR	= 21,	/* Videotex String */
55	ASN1_IA5STR	= 22,	/* IA5 String */
56	ASN1_UNITIM	= 23,	/* Universal Time */
57	ASN1_GENTIM	= 24,	/* General Time */
58	ASN1_GRASTR	= 25,	/* Graphic String */
59	ASN1_VISSTR	= 26,	/* Visible String */
60	ASN1_GENSTR	= 27,	/* General String */
61	ASN1_UNISTR	= 28,	/* Universal String */
62	ASN1_CHRSTR	= 29,	/* Character String */
63	ASN1_BMPSTR	= 30,	/* BMP String */
64	ASN1_LONG_TAG	= 31	/* Long form tag */
65};
66
67#define ASN1_INDEFINITE_LENGTH 0x80
68
69#endif /* _LINUX_ASN1_H */
70