1 /* $OpenBSD: p12_attr.c,v 1.21 2024/03/24 06:48:03 tb Exp $ */
2 /* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL
3 * project 1999.
4 */
5 /* ====================================================================
6 * Copyright (c) 1999 The OpenSSL Project. All rights reserved.
7 *
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
10 * are met:
11 *
12 * 1. Redistributions of source code must retain the above copyright
13 * notice, this list of conditions and the following disclaimer.
14 *
15 * 2. Redistributions in binary form must reproduce the above copyright
16 * notice, this list of conditions and the following disclaimer in
17 * the documentation and/or other materials provided with the
18 * distribution.
19 *
20 * 3. All advertising materials mentioning features or use of this
21 * software must display the following acknowledgment:
22 * "This product includes software developed by the OpenSSL Project
23 * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
24 *
25 * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
26 * endorse or promote products derived from this software without
27 * prior written permission. For written permission, please contact
28 * licensing@OpenSSL.org.
29 *
30 * 5. Products derived from this software may not be called "OpenSSL"
31 * nor may "OpenSSL" appear in their names without prior written
32 * permission of the OpenSSL Project.
33 *
34 * 6. Redistributions of any form whatsoever must retain the following
35 * acknowledgment:
36 * "This product includes software developed by the OpenSSL Project
37 * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
38 *
39 * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
40 * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
41 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
42 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
43 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
44 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
45 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
46 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
47 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
48 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
49 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
50 * OF THE POSSIBILITY OF SUCH DAMAGE.
51 * ====================================================================
52 *
53 * This product includes cryptographic software written by Eric Young
54 * (eay@cryptsoft.com). This product includes software written by Tim
55 * Hudson (tjh@cryptsoft.com).
56 *
57 */
58
59 #include <stdio.h>
60
61 #include <openssl/pkcs12.h>
62
63 #include "pkcs12_local.h"
64 #include "x509_local.h"
65
66 /* Add a local keyid to a safebag */
67
68 int
PKCS12_add_localkeyid(PKCS12_SAFEBAG * bag,unsigned char * name,int namelen)69 PKCS12_add_localkeyid(PKCS12_SAFEBAG *bag, unsigned char *name, int namelen)
70 {
71 if (X509at_add1_attr_by_NID(&bag->attrib, NID_localKeyID,
72 V_ASN1_OCTET_STRING, name, namelen))
73 return 1;
74 else
75 return 0;
76 }
77
78 /* Add key usage to PKCS#8 structure */
79
80 int
PKCS8_add_keyusage(PKCS8_PRIV_KEY_INFO * p8,int usage)81 PKCS8_add_keyusage(PKCS8_PRIV_KEY_INFO *p8, int usage)
82 {
83 unsigned char us_val = (unsigned char)usage;
84
85 return PKCS8_pkey_add1_attr_by_NID(p8, NID_key_usage, V_ASN1_BIT_STRING,
86 &us_val, 1);
87 }
88 LCRYPTO_ALIAS(PKCS8_add_keyusage);
89
90 /* Add a friendlyname to a safebag */
91
92 int
PKCS12_add_friendlyname_asc(PKCS12_SAFEBAG * bag,const char * name,int namelen)93 PKCS12_add_friendlyname_asc(PKCS12_SAFEBAG *bag, const char *name, int namelen)
94 {
95 if (X509at_add1_attr_by_NID(&bag->attrib, NID_friendlyName,
96 MBSTRING_ASC, (unsigned char *)name, namelen))
97 return 1;
98 else
99 return 0;
100 }
101
102 int
PKCS12_add_friendlyname_uni(PKCS12_SAFEBAG * bag,const unsigned char * name,int namelen)103 PKCS12_add_friendlyname_uni(PKCS12_SAFEBAG *bag, const unsigned char *name,
104 int namelen)
105 {
106 if (X509at_add1_attr_by_NID(&bag->attrib, NID_friendlyName,
107 MBSTRING_BMP, name, namelen))
108 return 1;
109 else
110 return 0;
111 }
112
113 int
PKCS12_add_CSPName_asc(PKCS12_SAFEBAG * bag,const char * name,int namelen)114 PKCS12_add_CSPName_asc(PKCS12_SAFEBAG *bag, const char *name, int namelen)
115 {
116 if (X509at_add1_attr_by_NID(&bag->attrib, NID_ms_csp_name,
117 MBSTRING_ASC, (unsigned char *)name, namelen))
118 return 1;
119 else
120 return 0;
121 }
122
123 ASN1_TYPE *
PKCS12_get_attr_gen(const STACK_OF (X509_ATTRIBUTE)* attrs,int attr_nid)124 PKCS12_get_attr_gen(const STACK_OF(X509_ATTRIBUTE) *attrs, int attr_nid)
125 {
126 X509_ATTRIBUTE *attrib;
127 int i;
128
129 if (!attrs)
130 return NULL;
131 for (i = 0; i < sk_X509_ATTRIBUTE_num(attrs); i++) {
132 attrib = sk_X509_ATTRIBUTE_value(attrs, i);
133 if (OBJ_obj2nid(attrib->object) == attr_nid)
134 return sk_ASN1_TYPE_value(attrib->set, 0);
135 }
136 return NULL;
137 }
138
139 char *
PKCS12_get_friendlyname(PKCS12_SAFEBAG * bag)140 PKCS12_get_friendlyname(PKCS12_SAFEBAG *bag)
141 {
142 const ASN1_TYPE *atype;
143
144 if (!(atype = PKCS12_SAFEBAG_get0_attr(bag, NID_friendlyName)))
145 return NULL;
146 if (atype->type != V_ASN1_BMPSTRING)
147 return NULL;
148 return OPENSSL_uni2asc(atype->value.bmpstring->data,
149 atype->value.bmpstring->length);
150 }
151 LCRYPTO_ALIAS(PKCS12_get_friendlyname);
152
STACK_OF(X509_ATTRIBUTE)153 const STACK_OF(X509_ATTRIBUTE) *
154 PKCS12_SAFEBAG_get0_attrs(const PKCS12_SAFEBAG *bag)
155 {
156 return bag->attrib;
157 }
158 LCRYPTO_ALIAS(PKCS12_SAFEBAG_get0_attrs);
159