1 | /* Copyright (c) (2010-2012,2015-2019,2021,2022) Apple Inc. All rights reserved. |
2 | * |
3 | * corecrypto is licensed under Apple Inc.’s Internal Use License Agreement (which |
4 | * is contained in the License.txt file distributed with corecrypto) and only to |
5 | * people who accept that license. IMPORTANT: Any license rights granted to you by |
6 | * Apple Inc. (if any) are limited to internal use within your organization only on |
7 | * devices and computers you own or control, for the sole purpose of verifying the |
8 | * security characteristics and correct functioning of the Apple Software. You may |
9 | * not, directly or indirectly, redistribute the Apple Software or any portions thereof. |
10 | */ |
11 | |
12 | #ifndef _CORECRYPTO_CCASN1_H_ |
13 | #define _CORECRYPTO_CCASN1_H_ |
14 | |
15 | #include <corecrypto/cc.h> |
16 | |
17 | CC_PTRCHECK_CAPABLE_HEADER() |
18 | |
19 | /* ASN.1 types for on the fly ASN.1 BER/DER encoding/decoding. Don't use |
20 | these with the ccder interface, use the CCDER_ types instead. */ |
21 | enum { |
22 | CCASN1_EOL = 0x00, |
23 | CCASN1_BOOLEAN = 0x01, |
24 | CCASN1_INTEGER = 0x02, |
25 | CCASN1_BIT_STRING = 0x03, |
26 | CCASN1_OCTET_STRING = 0x04, |
27 | CCASN1_NULL = 0x05, |
28 | CCASN1_OBJECT_IDENTIFIER = 0x06, |
29 | CCASN1_OBJECT_DESCRIPTOR = 0x07, |
30 | /* External or instance-of 0x08 */ |
31 | CCASN1_REAL = 0x09, |
32 | CCASN1_ENUMERATED = 0x0a, |
33 | CCASN1_EMBEDDED_PDV = 0x0b, |
34 | CCASN1_UTF8_STRING = 0x0c, |
35 | /* 0x0d */ |
36 | /* 0x0e */ |
37 | /* 0x0f */ |
38 | CCASN1_SEQUENCE = 0x10, |
39 | CCASN1_SET = 0x11, |
40 | CCASN1_NUMERIC_STRING = 0x12, |
41 | CCASN1_PRINTABLE_STRING = 0x13, |
42 | CCASN1_T61_STRING = 0x14, |
43 | CCASN1_VIDEOTEX_STRING = 0x15, |
44 | CCASN1_IA5_STRING = 0x16, |
45 | CCASN1_UTC_TIME = 0x17, |
46 | CCASN1_GENERALIZED_TIME = 0x18, |
47 | CCASN1_GRAPHIC_STRING = 0x19, |
48 | CCASN1_VISIBLE_STRING = 0x1a, |
49 | CCASN1_GENERAL_STRING = 0x1b, |
50 | CCASN1_UNIVERSAL_STRING = 0x1c, |
51 | /* 0x1d */ |
52 | CCASN1_BMP_STRING = 0x1e, |
53 | CCASN1_HIGH_TAG_NUMBER = 0x1f, |
54 | CCASN1_TELETEX_STRING = CCASN1_T61_STRING, |
55 | |
56 | CCASN1_TAG_MASK = 0xff, |
57 | CCASN1_TAGNUM_MASK = 0x1f, |
58 | |
59 | CCASN1_METHOD_MASK = 0x20, |
60 | CCASN1_PRIMITIVE = 0x00, |
61 | CCASN1_CONSTRUCTED = 0x20, |
62 | |
63 | CCASN1_CLASS_MASK = 0xc0, |
64 | CCASN1_UNIVERSAL = 0x00, |
65 | CCASN1_APPLICATION = 0x40, |
66 | CCASN1_CONTEXT_SPECIFIC = 0x80, |
67 | CCASN1_PRIVATE = 0xc0, |
68 | |
69 | CCASN1_CONSTRUCTED_SET = CCASN1_SET | CCASN1_CONSTRUCTED, |
70 | CCASN1_CONSTRUCTED_SEQUENCE = CCASN1_SEQUENCE | CCASN1_CONSTRUCTED, |
71 | }; |
72 | |
73 | typedef const unsigned char * cc_unsafe_indexable ccoid_t; |
74 | #define CCOID(oid) (oid) |
75 | |
76 | /* Returns the size of an oid including its tag and length. */ |
77 | CC_PURE CC_NONNULL((1)) |
78 | size_t ccoid_size(ccoid_t oid); |
79 | |
80 | CC_PURE CC_NONNULL((1)) |
81 | const unsigned char *cc_indexable ccoid_payload(ccoid_t oid); |
82 | |
83 | CC_PURE |
84 | bool ccoid_equal(ccoid_t oid1, ccoid_t oid2); |
85 | |
86 | #endif /* _CORECRYPTO_CCASN1_H_ */ |
87 | |