crypto/openssl-0.9.7e/crypto/pkcs12/p12_crt.c

   1 /* p12_crt.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 PKCS12 *PKCS12_create(char *pass, char *name, EVP_PKEY *pkey, X509 *cert,
  64              STACK_OF(X509) *ca, int nid_key, int nid_cert, int iter, int mac_iter,
  65              int keytype)
  66 {
  67         PKCS12 *p12;
  68         STACK_OF(PKCS12_SAFEBAG) *bags;
  69         STACK_OF(PKCS7) *safes;
  70         PKCS12_SAFEBAG *bag;
  71         PKCS8_PRIV_KEY_INFO *p8;
  72         PKCS7 *authsafe;
  73         X509 *tcert;
  74         int i;
  75         unsigned char keyid[EVP_MAX_MD_SIZE];
  76         unsigned int keyidlen;
  77
  78         /* Set defaults */
  79         if(!nid_cert) nid_cert = NID_pbe_WithSHA1And40BitRC2_CBC;
  80         if(!nid_key) nid_key = NID_pbe_WithSHA1And3_Key_TripleDES_CBC;
  81         if(!iter) iter = PKCS12_DEFAULT_ITER;
  82         if(!mac_iter) mac_iter = 1;
  83
  84         if(!pkey || !cert) {
  85                 PKCS12err(PKCS12_F_PKCS12_CREATE,PKCS12_R_INVALID_NULL_ARGUMENT);
  86                 return NULL;
  87         }
  88
  89         if(!X509_check_private_key(cert, pkey)) return NULL;
  90
  91         if(!(bags = sk_PKCS12_SAFEBAG_new_null ())) {
  92                 PKCS12err(PKCS12_F_PKCS12_CREATE,ERR_R_MALLOC_FAILURE);
  93                 return NULL;
  94         }
  95
  96         /* Add user certificate */
  97         if(!(bag = PKCS12_x5092certbag(cert))) return NULL;
  98         if(name && !PKCS12_add_friendlyname(bag, name, -1)) return NULL;
  99         X509_digest(cert, EVP_sha1(), keyid, &keyidlen);
 100         if(!PKCS12_add_localkeyid(bag, keyid, keyidlen)) return NULL;
 101
 102         if(!sk_PKCS12_SAFEBAG_push(bags, bag)) {
 103                 PKCS12err(PKCS12_F_PKCS12_CREATE,ERR_R_MALLOC_FAILURE);
 104                 return NULL;
 105         }
 106
 107         /* Add all other certificates */
 108         if(ca) {
 109                 for(i = 0; i < sk_X509_num(ca); i++) {
 110                         tcert = sk_X509_value(ca, i);
 111                         if(!(bag = PKCS12_x5092certbag(tcert))) return NULL;
 112                         if(!sk_PKCS12_SAFEBAG_push(bags, bag)) {
 113                                 PKCS12err(PKCS12_F_PKCS12_CREATE,ERR_R_MALLOC_FAILURE);
 114                                 return NULL;
 115                         }
 116                 }
 117         }
 118
 119         /* Turn certbags into encrypted authsafe */
 120         authsafe = PKCS12_pack_p7encdata (nid_cert, pass, -1, NULL, 0,
 121                                           iter, bags);
 122         sk_PKCS12_SAFEBAG_pop_free(bags, PKCS12_SAFEBAG_free);
 123
 124         if (!authsafe) return NULL;
 125
 126         if(!(safes = sk_PKCS7_new_null ())
 127            || !sk_PKCS7_push(safes, authsafe)) {
 128                 PKCS12err(PKCS12_F_PKCS12_CREATE,ERR_R_MALLOC_FAILURE);
 129                 return NULL;
 130         }
 131
 132         /* Make a shrouded key bag */
 133         if(!(p8 = EVP_PKEY2PKCS8 (pkey))) return NULL;
 134         if(keytype && !PKCS8_add_keyusage(p8, keytype)) return NULL;
 135         bag = PKCS12_MAKE_SHKEYBAG (nid_key, pass, -1, NULL, 0, iter, p8);
 136         if(!bag) return NULL;
 137         PKCS8_PRIV_KEY_INFO_free(p8);
 138         if (name && !PKCS12_add_friendlyname (bag, name, -1)) return NULL;
 139         if(!PKCS12_add_localkeyid (bag, keyid, keyidlen)) return NULL;
 140         if(!(bags = sk_PKCS12_SAFEBAG_new_null())
 141            || !sk_PKCS12_SAFEBAG_push (bags, bag)) {
 142                 PKCS12err(PKCS12_F_PKCS12_CREATE,ERR_R_MALLOC_FAILURE);
 143                 return NULL;
 144         }
 145         /* Turn it into unencrypted safe bag */
 146         if(!(authsafe = PKCS12_pack_p7data (bags))) return NULL;
 147         sk_PKCS12_SAFEBAG_pop_free(bags, PKCS12_SAFEBAG_free);
 148         if(!sk_PKCS7_push(safes, authsafe)) {
 149                 PKCS12err(PKCS12_F_PKCS12_CREATE,ERR_R_MALLOC_FAILURE);
 150                 return NULL;
 151         }
 152
 153         if(!(p12 = PKCS12_init (NID_pkcs7_data))) return NULL;
 154
 155         if(!PKCS12_pack_authsafes (p12, safes)) return NULL;
 156
 157         sk_PKCS7_pop_free(safes, PKCS7_free);
 158
 159         if(!PKCS12_set_mac (p12, pass, -1, NULL, 0, mac_iter, NULL))
 160             return NULL;
 161
 162         return p12;
 163
 164 }