linux/include/linux/asn1.h
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   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
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