openssl/crypto/pkcs12/p12_crt.c

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/* p12_crt.c */
/* Written by Dr Stephen N Henson (shenson@bigfoot.com) for the OpenSSL
* project 1999.
*/
/* ====================================================================
* Copyright (c) 1999 The OpenSSL Project. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
*
* 3. All advertising materials mentioning features or use of this
* software must display the following acknowledgment:
* "This product includes software developed by the OpenSSL Project
* for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
*
* 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
* endorse or promote products derived from this software without
* prior written permission. For written permission, please contact
* licensing@OpenSSL.org.
*
* 5. Products derived from this software may not be called "OpenSSL"
* nor may "OpenSSL" appear in their names without prior written
* permission of the OpenSSL Project.
*
* 6. Redistributions of any form whatsoever must retain the following
* acknowledgment:
* "This product includes software developed by the OpenSSL Project
* for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
*
* THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
* EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
* OF THE POSSIBILITY OF SUCH DAMAGE.
* ====================================================================
*
* This product includes cryptographic software written by Eric Young
* (eay@cryptsoft.com). This product includes software written by Tim
* Hudson (tjh@cryptsoft.com).
*
*/
#include <stdio.h>
#include "cryptlib.h"
#include <openssl/pkcs12.h>
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PKCS12 *PKCS12_create(char *pass, char *name, EVP_PKEY *pkey, X509 *cert,
STACK *ca, int nid_key, int nid_cert, int iter, int mac_iter,
int keytype)
{
PKCS12 *p12;
STACK *bags, *safes;
PKCS12_SAFEBAG *bag;
PKCS8_PRIV_KEY_INFO *p8;
PKCS7 *authsafe;
X509 *tcert;
int i;
unsigned char keyid[EVP_MAX_MD_SIZE];
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unsigned int keyidlen;
/* Set defaults */
if(!nid_cert) nid_cert = NID_pbe_WithSHA1And40BitRC2_CBC;
if(!nid_key) nid_key = NID_pbe_WithSHA1And3_Key_TripleDES_CBC;
if(!iter) iter = PKCS12_DEFAULT_ITER;
if(!mac_iter) mac_iter = 1;
if(!pkey || !cert) {
PKCS12err(PKCS12_F_PKCS12_CREATE,PKCS12_R_INVALID_NULL_ARGUMENT);
return NULL;
}
if(!(bags = sk_new (NULL))) {
PKCS12err(PKCS12_F_PKCS12_CREATE,ERR_R_MALLOC_FAILURE);
return NULL;
}
/* Add user certificate */
if(!(bag = M_PKCS12_x5092certbag(cert))) return NULL;
if(name && !PKCS12_add_friendlyname(bag, name, -1)) return NULL;
X509_digest(cert, EVP_sha1(), keyid, &keyidlen);
if(!PKCS12_add_localkeyid(bag, keyid, keyidlen)) return NULL;
if(!sk_push(bags, (char *)bag)) {
PKCS12err(PKCS12_F_PKCS12_CREATE,ERR_R_MALLOC_FAILURE);
return NULL;
}
/* Add all other certificates */
if(ca) {
for(i = 0; i < sk_num(ca); i++) {
tcert = (X509 *)sk_value(ca, i);
if(!(bag = M_PKCS12_x5092certbag(tcert))) return NULL;
if(!sk_push(bags, (char *)bag)) {
PKCS12err(PKCS12_F_PKCS12_CREATE,ERR_R_MALLOC_FAILURE);
return NULL;
}
}
}
/* Turn certbags into encrypted authsafe */
authsafe = PKCS12_pack_p7encdata (nid_cert, pass, -1, NULL, 0,
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iter, bags);
sk_pop_free(bags, PKCS12_SAFEBAG_free);
if (!authsafe) return NULL;
if(!(safes = sk_new (NULL)) || !sk_push(safes, (char *)authsafe)) {
PKCS12err(PKCS12_F_PKCS12_CREATE,ERR_R_MALLOC_FAILURE);
return NULL;
}
/* Make a shrouded key bag */
if(!(p8 = EVP_PKEY2PKCS8 (pkey))) return NULL;
if(keytype && !PKCS8_add_keyusage(p8, keytype)) return NULL;
bag = PKCS12_MAKE_SHKEYBAG (nid_key, pass, -1, NULL, 0, iter, p8);
if(!bag) return NULL;
PKCS8_PRIV_KEY_INFO_free(p8);
if (name && !PKCS12_add_friendlyname (bag, name, -1)) return NULL;
if(!PKCS12_add_localkeyid (bag, keyid, keyidlen)) return NULL;
if(!(bags = sk_new(NULL)) || !sk_push (bags, (char *)bag)) {
PKCS12err(PKCS12_F_PKCS12_CREATE,ERR_R_MALLOC_FAILURE);
return NULL;
}
/* Turn it into unencrypted safe bag */
if(!(authsafe = PKCS12_pack_p7data (bags))) return NULL;
sk_pop_free(bags, PKCS12_SAFEBAG_free);
if(!sk_push(safes, (char *)authsafe)) {
PKCS12err(PKCS12_F_PKCS12_CREATE,ERR_R_MALLOC_FAILURE);
return NULL;
}
if(!(p12 = PKCS12_init (NID_pkcs7_data))) return NULL;
if(!M_PKCS12_pack_authsafes (p12, safes)) return NULL;
sk_pop_free(safes, PKCS7_free);
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if(!PKCS12_set_mac (p12, pass, -1, NULL, 0, mac_iter, NULL))
return NULL;
return p12;
}