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      1 /* p12_attr.c */
      2 /* Written by Dr Stephen N Henson (steve (at) 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 (at) 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 (at) cryptsoft.com).  This product includes software written by Tim
     55  * Hudson (tjh (at) 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 
     65 int 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 
     77 int 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 
     90 int 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 
    101 int 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 
    111 int 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 
    121 ASN1_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 
    137 char *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 OPENSSL_uni2asc(atype->value.bmpstring->data,
    143 				 atype->value.bmpstring->length);
    144 }
    145 
    146