crypto/openssl-0.9.7d/crypto/pkcs12/p12_attr.c

   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
  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 uni2asc(atype->value.bmpstring->data,
 143                                  atype->value.bmpstring->length);
 144 }
 145