p12_attr.c revision 296465 
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#ifdef OPENSSL_SYS_NETWARE
65/* Rename these functions to avoid name clashes on NetWare OS */
66# define uni2asc OPENSSL_uni2asc
67# define asc2uni OPENSSL_asc2uni
68#endif
69
70/* Add a local keyid to a safebag */
71
72int PKCS12_add_localkeyid(PKCS12_SAFEBAG *bag, unsigned char *name,
73                          int namelen)
74{
75    if (X509at_add1_attr_by_NID(&bag->attrib, NID_localKeyID,
76                                V_ASN1_OCTET_STRING, name, namelen))
77        return 1;
78    else
79        return 0;
80}
81
82/* Add key usage to PKCS#8 structure */
83
84int PKCS8_add_keyusage(PKCS8_PRIV_KEY_INFO *p8, int usage)
85{
86    unsigned char us_val;
87    us_val = (unsigned char)usage;
88    if (X509at_add1_attr_by_NID(&p8->attributes, NID_key_usage,
89                                V_ASN1_BIT_STRING, &us_val, 1))
90        return 1;
91    else
92        return 0;
93}
94
95/* Add a friendlyname to a safebag */
96
97int PKCS12_add_friendlyname_asc(PKCS12_SAFEBAG *bag, const char *name,
98                                int namelen)
99{
100    if (X509at_add1_attr_by_NID(&bag->attrib, NID_friendlyName,
101                                MBSTRING_ASC, (unsigned char *)name, namelen))
102        return 1;
103    else
104        return 0;
105}
106
107int PKCS12_add_friendlyname_uni(PKCS12_SAFEBAG *bag,
108                                const unsigned char *name, int namelen)
109{
110    if (X509at_add1_attr_by_NID(&bag->attrib, NID_friendlyName,
111                                MBSTRING_BMP, name, namelen))
112        return 1;
113    else
114        return 0;
115}
116
117int PKCS12_add_CSPName_asc(PKCS12_SAFEBAG *bag, const char *name, int namelen)
118{
119    if (X509at_add1_attr_by_NID(&bag->attrib, NID_ms_csp_name,
120                                MBSTRING_ASC, (unsigned char *)name, namelen))
121        return 1;
122    else
123        return 0;
124}
125
126ASN1_TYPE *PKCS12_get_attr_gen(STACK_OF(X509_ATTRIBUTE) *attrs, int attr_nid)
127{
128    X509_ATTRIBUTE *attrib;
129    int i;
130    if (!attrs)
131        return NULL;
132    for (i = 0; i < sk_X509_ATTRIBUTE_num(attrs); i++) {
133        attrib = sk_X509_ATTRIBUTE_value(attrs, i);
134        if (OBJ_obj2nid(attrib->object) == attr_nid) {
135            if (sk_ASN1_TYPE_num(attrib->value.set))
136                return sk_ASN1_TYPE_value(attrib->value.set, 0);
137            else
138                return NULL;
139        }
140    }
141    return NULL;
142}
143
144char *PKCS12_get_friendlyname(PKCS12_SAFEBAG *bag)
145{
146    ASN1_TYPE *atype;
147    if (!(atype = PKCS12_get_attr(bag, NID_friendlyName)))
148        return NULL;
149    if (atype->type != V_ASN1_BMPSTRING)
150        return NULL;
151    return uni2asc(atype->value.bmpstring->data,
152                   atype->value.bmpstring->length);
153}
154