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Commit | Line | Data |
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2039c421 RS |
1 | /* |
2 | * Copyright 1995-2016 The OpenSSL Project Authors. All Rights Reserved. | |
d02b48c6 | 3 | * |
2039c421 RS |
4 | * Licensed under the OpenSSL license (the "License"). You may not use |
5 | * this file except in compliance with the License. You can obtain a copy | |
6 | * in the file LICENSE in the source distribution or at | |
7 | * https://www.openssl.org/source/license.html | |
d02b48c6 RE |
8 | */ |
9 | ||
10 | #include <stdio.h> | |
b39fc560 | 11 | #include "internal/cryptlib.h" |
53d89967 | 12 | #include <openssl/asn1t.h> |
e7a8b47f | 13 | #include <openssl/objects.h> |
c315a547 | 14 | #include "asn1_locl.h" |
d02b48c6 | 15 | |
08275a29 | 16 | int ASN1_TYPE_get(const ASN1_TYPE *a) |
0f113f3e MC |
17 | { |
18 | if ((a->value.ptr != NULL) || (a->type == V_ASN1_NULL)) | |
26a7d938 | 19 | return a->type; |
0f113f3e | 20 | else |
26a7d938 | 21 | return 0; |
0f113f3e | 22 | } |
d02b48c6 | 23 | |
c8b41850 | 24 | void ASN1_TYPE_set(ASN1_TYPE *a, int type, void *value) |
0f113f3e MC |
25 | { |
26 | if (a->value.ptr != NULL) { | |
27 | ASN1_TYPE **tmp_a = &a; | |
6215f27a | 28 | asn1_primitive_free((ASN1_VALUE **)tmp_a, NULL, 0); |
0f113f3e MC |
29 | } |
30 | a->type = type; | |
31 | if (type == V_ASN1_BOOLEAN) | |
32 | a->value.boolean = value ? 0xff : 0; | |
33 | else | |
34 | a->value.ptr = value; | |
35 | } | |
d02b48c6 | 36 | |
1ad90a91 | 37 | int ASN1_TYPE_set1(ASN1_TYPE *a, int type, const void *value) |
0f113f3e MC |
38 | { |
39 | if (!value || (type == V_ASN1_BOOLEAN)) { | |
40 | void *p = (void *)value; | |
41 | ASN1_TYPE_set(a, type, p); | |
42 | } else if (type == V_ASN1_OBJECT) { | |
43 | ASN1_OBJECT *odup; | |
44 | odup = OBJ_dup(value); | |
45 | if (!odup) | |
46 | return 0; | |
47 | ASN1_TYPE_set(a, type, odup); | |
48 | } else { | |
49 | ASN1_STRING *sdup; | |
50 | sdup = ASN1_STRING_dup(value); | |
51 | if (!sdup) | |
52 | return 0; | |
53 | ASN1_TYPE_set(a, type, sdup); | |
54 | } | |
55 | return 1; | |
56 | } | |
d02b48c6 | 57 | |
c7235be6 | 58 | /* Returns 0 if they are equal, != 0 otherwise. */ |
4c52816d | 59 | int ASN1_TYPE_cmp(const ASN1_TYPE *a, const ASN1_TYPE *b) |
0f113f3e MC |
60 | { |
61 | int result = -1; | |
c7235be6 | 62 | |
0f113f3e MC |
63 | if (!a || !b || a->type != b->type) |
64 | return -1; | |
c7235be6 | 65 | |
0f113f3e MC |
66 | switch (a->type) { |
67 | case V_ASN1_OBJECT: | |
68 | result = OBJ_cmp(a->value.object, b->value.object); | |
69 | break; | |
e677e8d1 DSH |
70 | case V_ASN1_BOOLEAN: |
71 | result = a->value.boolean - b->value.boolean; | |
72 | break; | |
0f113f3e MC |
73 | case V_ASN1_NULL: |
74 | result = 0; /* They do not have content. */ | |
75 | break; | |
76 | case V_ASN1_INTEGER: | |
0f113f3e | 77 | case V_ASN1_ENUMERATED: |
0f113f3e MC |
78 | case V_ASN1_BIT_STRING: |
79 | case V_ASN1_OCTET_STRING: | |
80 | case V_ASN1_SEQUENCE: | |
81 | case V_ASN1_SET: | |
82 | case V_ASN1_NUMERICSTRING: | |
83 | case V_ASN1_PRINTABLESTRING: | |
84 | case V_ASN1_T61STRING: | |
85 | case V_ASN1_VIDEOTEXSTRING: | |
86 | case V_ASN1_IA5STRING: | |
87 | case V_ASN1_UTCTIME: | |
88 | case V_ASN1_GENERALIZEDTIME: | |
89 | case V_ASN1_GRAPHICSTRING: | |
90 | case V_ASN1_VISIBLESTRING: | |
91 | case V_ASN1_GENERALSTRING: | |
92 | case V_ASN1_UNIVERSALSTRING: | |
93 | case V_ASN1_BMPSTRING: | |
94 | case V_ASN1_UTF8STRING: | |
95 | case V_ASN1_OTHER: | |
96 | default: | |
97 | result = ASN1_STRING_cmp((ASN1_STRING *)a->value.ptr, | |
98 | (ASN1_STRING *)b->value.ptr); | |
99 | break; | |
100 | } | |
c7235be6 | 101 | |
0f113f3e MC |
102 | return result; |
103 | } | |
22f5bd3d DSH |
104 | |
105 | ASN1_TYPE *ASN1_TYPE_pack_sequence(const ASN1_ITEM *it, void *s, ASN1_TYPE **t) | |
106 | { | |
107 | ASN1_OCTET_STRING *oct; | |
108 | ASN1_TYPE *rt; | |
109 | ||
110 | oct = ASN1_item_pack(s, it, NULL); | |
111 | if (oct == NULL) | |
112 | return NULL; | |
113 | ||
114 | if (t && *t) { | |
115 | rt = *t; | |
116 | } else { | |
117 | rt = ASN1_TYPE_new(); | |
118 | if (rt == NULL) { | |
119 | ASN1_OCTET_STRING_free(oct); | |
120 | return NULL; | |
121 | } | |
122 | if (t) | |
123 | *t = rt; | |
124 | } | |
125 | ASN1_TYPE_set(rt, V_ASN1_SEQUENCE, oct); | |
126 | return rt; | |
127 | } | |
128 | ||
129 | void *ASN1_TYPE_unpack_sequence(const ASN1_ITEM *it, const ASN1_TYPE *t) | |
130 | { | |
b8cba008 | 131 | if (t == NULL || t->type != V_ASN1_SEQUENCE || t->value.sequence == NULL) |
22f5bd3d DSH |
132 | return NULL; |
133 | return ASN1_item_unpack(t->value.sequence, it); | |
134 | } |