p12_attr.c revision 296341 
1/* p12_attr.c */
2/*
3 * Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL project
4 * 1999.
5 */
6/* ====================================================================
7 * Copyright (c) 1999 The OpenSSL Project.  All rights reserved.
8 *
9 * Redistribution and use in source and binary forms, with or without
10 * modification, are permitted provided that the following conditions
11 * are met:
12 *
13 * 1. Redistributions of source code must retain the above copyright
14 *    notice, this list of conditions and the following disclaimer.
15 *
16 * 2. Redistributions in binary form must reproduce the above copyright
17 *    notice, this list of conditions and the following disclaimer in
18 *    the documentation and/or other materials provided with the
19 *    distribution.
20 *
21 * 3. All advertising materials mentioning features or use of this
22 *    software must display the following acknowledgment:
23 *    "This product includes software developed by the OpenSSL Project
24 *    for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
25 *
26 * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
27 *    endorse or promote products derived from this software without
28 *    prior written permission. For written permission, please contact
29 *    licensing@OpenSSL.org.
30 *
31 * 5. Products derived from this software may not be called "OpenSSL"
32 *    nor may "OpenSSL" appear in their names without prior written
33 *    permission of the OpenSSL Project.
34 *
35 * 6. Redistributions of any form whatsoever must retain the following
36 *    acknowledgment:
37 *    "This product includes software developed by the OpenSSL Project
38 *    for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
39 *
40 * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
41 * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
42 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
43 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE OpenSSL PROJECT OR
44 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
45 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
46 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
47 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
48 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
49 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
50 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
51 * OF THE POSSIBILITY OF SUCH DAMAGE.
52 * ====================================================================
53 *
54 * This product includes cryptographic software written by Eric Young
55 * (eay@cryptsoft.com).  This product includes software written by Tim
56 * Hudson (tjh@cryptsoft.com).
57 *
58 */
59
60#include <stdio.h>
61#include "cryptlib.h"
62#include <openssl/pkcs12.h>
63
64/* Add a local keyid to a safebag */
65
66int PKCS12_add_localkeyid(PKCS12_SAFEBAG *bag, unsigned char *name,
67                          int namelen)
68{
69    if (X509at_add1_attr_by_NID(&bag->attrib, NID_localKeyID,
70                                V_ASN1_OCTET_STRING, name, namelen))
71        return 1;
72    else
73        return 0;
74}
75
76/* Add key usage to PKCS#8 structure */
77
78int PKCS8_add_keyusage(PKCS8_PRIV_KEY_INFO *p8, int usage)
79{
80    unsigned char us_val;
81    us_val = (unsigned char)usage;
82    if (X509at_add1_attr_by_NID(&p8->attributes, NID_key_usage,
83                                V_ASN1_BIT_STRING, &us_val, 1))
84        return 1;
85    else
86        return 0;
87}
88
89/* Add a friendlyname to a safebag */
90
91int PKCS12_add_friendlyname_asc(PKCS12_SAFEBAG *bag, const char *name,
92                                int namelen)
93{
94    if (X509at_add1_attr_by_NID(&bag->attrib, NID_friendlyName,
95                                MBSTRING_ASC, (unsigned char *)name, namelen))
96        return 1;
97    else
98        return 0;
99}
100
101int PKCS12_add_friendlyname_uni(PKCS12_SAFEBAG *bag,
102                                const unsigned char *name, int namelen)
103{
104    if (X509at_add1_attr_by_NID(&bag->attrib, NID_friendlyName,
105                                MBSTRING_BMP, name, namelen))
106        return 1;
107    else
108        return 0;
109}
110
111int PKCS12_add_CSPName_asc(PKCS12_SAFEBAG *bag, const char *name, int namelen)
112{
113    if (X509at_add1_attr_by_NID(&bag->attrib, NID_ms_csp_name,
114                                MBSTRING_ASC, (unsigned char *)name, namelen))
115        return 1;
116    else
117        return 0;
118}
119
120ASN1_TYPE *PKCS12_get_attr_gen(STACK_OF(X509_ATTRIBUTE) *attrs, int attr_nid)
121{
122    X509_ATTRIBUTE *attrib;
123    int i;
124    if (!attrs)
125        return NULL;
126    for (i = 0; i < sk_X509_ATTRIBUTE_num(attrs); i++) {
127        attrib = sk_X509_ATTRIBUTE_value(attrs, i);
128        if (OBJ_obj2nid(attrib->object) == attr_nid) {
129            if (sk_ASN1_TYPE_num(attrib->value.set))
130                return sk_ASN1_TYPE_value(attrib->value.set, 0);
131            else
132                return NULL;
133        }
134    }
135    return NULL;
136}
137
138char *PKCS12_get_friendlyname(PKCS12_SAFEBAG *bag)
139{
140    ASN1_TYPE *atype;
141    if (!(atype = PKCS12_get_attr(bag, NID_friendlyName)))
142        return NULL;
143    if (atype->type != V_ASN1_BMPSTRING)
144        return NULL;
145    return OPENSSL_uni2asc(atype->value.bmpstring->data,
146                           atype->value.bmpstring->length);
147}
148