| 1 | /* SPDX-License-Identifier: GPL-2.0-or-later */ |
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| 2 | /* ASN.1 BER/DER/CER encoding definitions |
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| 3 | * |
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| 4 | * Copyright (C) 2012 Red Hat, Inc. All Rights Reserved. |
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| 5 | * Written by David Howells (dhowells@redhat.com) |
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| 6 | */ |
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| 7 | |
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| 8 | #ifndef _LINUX_ASN1_H |
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| 9 | #define _LINUX_ASN1_H |
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| 10 | |
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| 11 | /* Class */ |
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| 12 | enum asn1_class { |
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| 13 | ASN1_UNIV = 0, /* Universal */ |
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| 14 | ASN1_APPL = 1, /* Application */ |
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| 15 | ASN1_CONT = 2, /* Context */ |
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| 16 | ASN1_PRIV = 3 /* Private */ |
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| 17 | }; |
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| 18 | #define ASN1_CLASS_BITS 0xc0 |
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| 19 | |
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| 20 | |
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| 21 | enum asn1_method { |
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| 22 | ASN1_PRIM = 0, /* Primitive */ |
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| 23 | ASN1_CONS = 1 /* Constructed */ |
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| 24 | }; |
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| 25 | #define ASN1_CONS_BIT 0x20 |
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| 26 | |
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| 27 | /* Tag */ |
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| 28 | enum asn1_tag { |
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| 29 | ASN1_EOC = 0, /* End Of Contents or N/A */ |
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| 30 | ASN1_BOOL = 1, /* Boolean */ |
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| 31 | ASN1_INT = 2, /* Integer */ |
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| 32 | ASN1_BTS = 3, /* Bit String */ |
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| 33 | ASN1_OTS = 4, /* Octet String */ |
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| 34 | ASN1_NULL = 5, /* Null */ |
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| 35 | ASN1_OID = 6, /* Object Identifier */ |
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| 36 | ASN1_ODE = 7, /* Object Description */ |
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| 37 | ASN1_EXT = 8, /* External */ |
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| 38 | ASN1_REAL = 9, /* Real float */ |
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| 39 | ASN1_ENUM = 10, /* Enumerated */ |
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| 40 | ASN1_EPDV = 11, /* Embedded PDV */ |
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| 41 | ASN1_UTF8STR = 12, /* UTF8 String */ |
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| 42 | ASN1_RELOID = 13, /* Relative OID */ |
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| 43 | /* 14 - Reserved */ |
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| 44 | /* 15 - Reserved */ |
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| 45 | ASN1_SEQ = 16, /* Sequence and Sequence of */ |
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| 46 | ASN1_SET = 17, /* Set and Set of */ |
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| 47 | ASN1_NUMSTR = 18, /* Numerical String */ |
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| 48 | ASN1_PRNSTR = 19, /* Printable String */ |
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| 49 | ASN1_TEXSTR = 20, /* T61 String / Teletext String */ |
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| 50 | ASN1_VIDSTR = 21, /* Videotex String */ |
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| 51 | ASN1_IA5STR = 22, /* IA5 String */ |
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| 52 | ASN1_UNITIM = 23, /* Universal Time */ |
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| 53 | ASN1_GENTIM = 24, /* General Time */ |
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| 54 | ASN1_GRASTR = 25, /* Graphic String */ |
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| 55 | ASN1_VISSTR = 26, /* Visible String */ |
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| 56 | ASN1_GENSTR = 27, /* General String */ |
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| 57 | ASN1_UNISTR = 28, /* Universal String */ |
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| 58 | ASN1_CHRSTR = 29, /* Character String */ |
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| 59 | ASN1_BMPSTR = 30, /* BMP String */ |
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| 60 | ASN1_LONG_TAG = 31 /* Long form tag */ |
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| 61 | }; |
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| 62 | |
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| 63 | #define ASN1_INDEFINITE_LENGTH 0x80 |
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| 64 | |
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| 65 | #endif /* _LINUX_ASN1_H */ |
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| 66 | |
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