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d02b48c6 | 1 | /* crypto/asn1/x_attrib.c */ |
58964a49 | 2 | /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) |
d02b48c6 RE |
3 | * All rights reserved. |
4 | * | |
5 | * This package is an SSL implementation written | |
6 | * by Eric Young (eay@cryptsoft.com). | |
7 | * The implementation was written so as to conform with Netscapes SSL. | |
0f113f3e | 8 | * |
d02b48c6 RE |
9 | * This library is free for commercial and non-commercial use as long as |
10 | * the following conditions are aheared to. The following conditions | |
11 | * apply to all code found in this distribution, be it the RC4, RSA, | |
12 | * lhash, DES, etc., code; not just the SSL code. The SSL documentation | |
13 | * included with this distribution is covered by the same copyright terms | |
14 | * except that the holder is Tim Hudson (tjh@cryptsoft.com). | |
0f113f3e | 15 | * |
d02b48c6 RE |
16 | * Copyright remains Eric Young's, and as such any Copyright notices in |
17 | * the code are not to be removed. | |
18 | * If this package is used in a product, Eric Young should be given attribution | |
19 | * as the author of the parts of the library used. | |
20 | * This can be in the form of a textual message at program startup or | |
21 | * in documentation (online or textual) provided with the package. | |
0f113f3e | 22 | * |
d02b48c6 RE |
23 | * Redistribution and use in source and binary forms, with or without |
24 | * modification, are permitted provided that the following conditions | |
25 | * are met: | |
26 | * 1. Redistributions of source code must retain the copyright | |
27 | * notice, this list of conditions and the following disclaimer. | |
28 | * 2. Redistributions in binary form must reproduce the above copyright | |
29 | * notice, this list of conditions and the following disclaimer in the | |
30 | * documentation and/or other materials provided with the distribution. | |
31 | * 3. All advertising materials mentioning features or use of this software | |
32 | * must display the following acknowledgement: | |
33 | * "This product includes cryptographic software written by | |
34 | * Eric Young (eay@cryptsoft.com)" | |
35 | * The word 'cryptographic' can be left out if the rouines from the library | |
36 | * being used are not cryptographic related :-). | |
0f113f3e | 37 | * 4. If you include any Windows specific code (or a derivative thereof) from |
d02b48c6 RE |
38 | * the apps directory (application code) you must include an acknowledgement: |
39 | * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)" | |
0f113f3e | 40 | * |
d02b48c6 RE |
41 | * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND |
42 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | |
43 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE | |
44 | * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE | |
45 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL | |
46 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS | |
47 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) | |
48 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT | |
49 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY | |
50 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF | |
51 | * SUCH DAMAGE. | |
0f113f3e | 52 | * |
d02b48c6 RE |
53 | * The licence and distribution terms for any publically available version or |
54 | * derivative of this code cannot be changed. i.e. this code cannot simply be | |
55 | * copied and put under another distribution licence | |
56 | * [including the GNU Public Licence.] | |
57 | */ | |
58 | ||
59 | #include <stdio.h> | |
60 | #include "cryptlib.h" | |
ec577822 | 61 | #include <openssl/objects.h> |
9d6b1ce6 | 62 | #include <openssl/asn1t.h> |
f0e8ae72 | 63 | #include <openssl/x509.h> |
d02b48c6 | 64 | |
1d97c843 TH |
65 | /*- |
66 | * X509_ATTRIBUTE: this has the following form: | |
9d6b1ce6 DSH |
67 | * |
68 | * typedef struct x509_attributes_st | |
0f113f3e MC |
69 | * { |
70 | * ASN1_OBJECT *object; | |
71 | * int single; | |
72 | * union { | |
73 | * char *ptr; | |
74 | * STACK_OF(ASN1_TYPE) *set; | |
75 | * ASN1_TYPE *single; | |
76 | * } value; | |
77 | * } X509_ATTRIBUTE; | |
9d6b1ce6 DSH |
78 | * |
79 | * this needs some extra thought because the CHOICE type is | |
80 | * merged with the main structure and because the value can | |
81 | * be anything at all we *must* try the SET OF first because | |
82 | * the ASN1_ANY type will swallow anything including the whole | |
83 | * SET OF structure. | |
84 | */ | |
d02b48c6 | 85 | |
9d6b1ce6 | 86 | ASN1_CHOICE(X509_ATTRIBUTE_SET) = { |
0f113f3e MC |
87 | ASN1_SET_OF(X509_ATTRIBUTE, value.set, ASN1_ANY), |
88 | ASN1_SIMPLE(X509_ATTRIBUTE, value.single, ASN1_ANY) | |
d339187b | 89 | } ASN1_CHOICE_END_selector(X509_ATTRIBUTE, X509_ATTRIBUTE_SET, single) |
d02b48c6 | 90 | |
9d6b1ce6 | 91 | ASN1_SEQUENCE(X509_ATTRIBUTE) = { |
0f113f3e MC |
92 | ASN1_SIMPLE(X509_ATTRIBUTE, object, ASN1_OBJECT), |
93 | /* CHOICE type merged with parent */ | |
94 | ASN1_EX_COMBINE(0, 0, X509_ATTRIBUTE_SET) | |
d339187b | 95 | } ASN1_SEQUENCE_END(X509_ATTRIBUTE) |
d02b48c6 | 96 | |
9d6b1ce6 | 97 | IMPLEMENT_ASN1_FUNCTIONS(X509_ATTRIBUTE) |
1241126a | 98 | IMPLEMENT_ASN1_DUP_FUNCTION(X509_ATTRIBUTE) |
d02b48c6 | 99 | |
c8b41850 | 100 | X509_ATTRIBUTE *X509_ATTRIBUTE_create(int nid, int atrtype, void *value) |
0f113f3e MC |
101 | { |
102 | X509_ATTRIBUTE *ret = NULL; | |
103 | ASN1_TYPE *val = NULL; | |
dfeab068 | 104 | |
0f113f3e MC |
105 | if ((ret = X509_ATTRIBUTE_new()) == NULL) |
106 | return (NULL); | |
107 | ret->object = OBJ_nid2obj(nid); | |
108 | ret->single = 0; | |
109 | if ((ret->value.set = sk_ASN1_TYPE_new_null()) == NULL) | |
110 | goto err; | |
111 | if ((val = ASN1_TYPE_new()) == NULL) | |
112 | goto err; | |
113 | if (!sk_ASN1_TYPE_push(ret->value.set, val)) | |
114 | goto err; | |
dfeab068 | 115 | |
0f113f3e MC |
116 | ASN1_TYPE_set(val, atrtype, value); |
117 | return (ret); | |
118 | err: | |
119 | if (ret != NULL) | |
120 | X509_ATTRIBUTE_free(ret); | |
121 | if (val != NULL) | |
122 | ASN1_TYPE_free(val); | |
123 | return (NULL); | |
124 | } |