p12_attr.c revision 109999 
1/* p12_attr.c */
2/* Written by Dr Stephen N Henson (shenson@bigfoot.com) 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#include "cryptlib.h"
61#include <openssl/pkcs12.h>
62
63/* Add a local keyid to a safebag */
64
65int PKCS12_add_localkeyid(PKCS12_SAFEBAG *bag, unsigned char *name,
66	     int namelen)
67{
68	if (X509at_add1_attr_by_NID(&bag->attrib, NID_localKeyID,
69				V_ASN1_OCTET_STRING, name, namelen))
70		return 1;
71	else
72		return 0;
73}
74
75/* Add key usage to PKCS#8 structure */
76
77int PKCS8_add_keyusage(PKCS8_PRIV_KEY_INFO *p8, int usage)
78{
79	unsigned char us_val;
80	us_val = (unsigned char) usage;
81	if (X509at_add1_attr_by_NID(&p8->attributes, NID_key_usage,
82				V_ASN1_BIT_STRING, &us_val, 1))
83		return 1;
84	else
85		return 0;
86}
87
88/* Add a friendlyname to a safebag */
89
90int PKCS12_add_friendlyname_asc(PKCS12_SAFEBAG *bag, const char *name,
91				 int namelen)
92{
93	if (X509at_add1_attr_by_NID(&bag->attrib, NID_friendlyName,
94				MBSTRING_ASC, (unsigned char *)name, namelen))
95		return 1;
96	else
97		return 0;
98}
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,
112				 int namelen)
113{
114	if (X509at_add1_attr_by_NID(&bag->attrib, NID_ms_csp_name,
115				MBSTRING_ASC, (unsigned char *)name, namelen))
116		return 1;
117	else
118		return 0;
119}
120
121ASN1_TYPE *PKCS12_get_attr_gen(STACK_OF(X509_ATTRIBUTE) *attrs, int attr_nid)
122{
123	X509_ATTRIBUTE *attrib;
124	int i;
125	if (!attrs) 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 return NULL;
132		}
133	}
134	return NULL;
135}
136
137char *PKCS12_get_friendlyname(PKCS12_SAFEBAG *bag)
138{
139	ASN1_TYPE *atype;
140	if (!(atype = PKCS12_get_attr(bag, NID_friendlyName))) return NULL;
141	if (atype->type != V_ASN1_BMPSTRING) return NULL;
142	return uni2asc(atype->value.bmpstring->data,
143				 atype->value.bmpstring->length);
144}
145
146