216 lines
6.8 KiB
C
216 lines
6.8 KiB
C
/* p12_add.c */
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/* Written by Dr Stephen N Henson (shenson@bigfoot.com) for the OpenSSL
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* project 1999.
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*/
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/* ====================================================================
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* Copyright (c) 1999 The OpenSSL Project. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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*
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* 3. All advertising materials mentioning features or use of this
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* software must display the following acknowledgment:
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* "This product includes software developed by the OpenSSL Project
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* for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
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*
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* 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
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* endorse or promote products derived from this software without
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* prior written permission. For written permission, please contact
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* licensing@OpenSSL.org.
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*
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* 5. Products derived from this software may not be called "OpenSSL"
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* nor may "OpenSSL" appear in their names without prior written
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* permission of the OpenSSL Project.
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*
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* 6. Redistributions of any form whatsoever must retain the following
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* acknowledgment:
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* "This product includes software developed by the OpenSSL Project
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* for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
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*
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* THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
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* EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
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* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
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* OF THE POSSIBILITY OF SUCH DAMAGE.
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* ====================================================================
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*
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* This product includes cryptographic software written by Eric Young
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* (eay@cryptsoft.com). This product includes software written by Tim
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* Hudson (tjh@cryptsoft.com).
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*
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*/
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#include <stdio.h>
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#include "cryptlib.h"
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#include <openssl/pkcs12.h>
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/* Pack an object into an OCTET STRING and turn into a safebag */
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PKCS12_SAFEBAG *PKCS12_pack_safebag (char *obj, int (*i2d)(), int nid1,
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int nid2)
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{
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PKCS12_BAGS *bag;
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PKCS12_SAFEBAG *safebag;
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if (!(bag = PKCS12_BAGS_new ())) {
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PKCS12err(PKCS12_F_PKCS12_PACK_SAFEBAG, ERR_R_MALLOC_FAILURE);
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return NULL;
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}
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bag->type = OBJ_nid2obj(nid1);
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if (!ASN1_pack_string(obj, i2d, &bag->value.octet)) {
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PKCS12err(PKCS12_F_PKCS12_PACK_SAFEBAG, ERR_R_MALLOC_FAILURE);
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return NULL;
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}
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if (!(safebag = PKCS12_SAFEBAG_new ())) {
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PKCS12err(PKCS12_F_PKCS12_PACK_SAFEBAG, ERR_R_MALLOC_FAILURE);
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return NULL;
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}
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safebag->value.bag = bag;
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safebag->type = OBJ_nid2obj(nid2);
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return safebag;
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}
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/* Turn PKCS8 object into a keybag */
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PKCS12_SAFEBAG *PKCS12_MAKE_KEYBAG (PKCS8_PRIV_KEY_INFO *p8)
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{
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PKCS12_SAFEBAG *bag;
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if (!(bag = PKCS12_SAFEBAG_new())) {
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PKCS12err(PKCS12_F_PKCS12_MAKE_KEYBAG,ERR_R_MALLOC_FAILURE);
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return NULL;
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}
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bag->type = OBJ_nid2obj(NID_keyBag);
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bag->value.keybag = p8;
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return bag;
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}
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/* Turn PKCS8 object into a shrouded keybag */
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PKCS12_SAFEBAG *PKCS12_MAKE_SHKEYBAG (int pbe_nid, const char *pass,
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int passlen, unsigned char *salt, int saltlen, int iter,
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PKCS8_PRIV_KEY_INFO *p8)
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{
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PKCS12_SAFEBAG *bag;
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/* Set up the safe bag */
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if (!(bag = PKCS12_SAFEBAG_new ())) {
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PKCS12err(PKCS12_F_PKCS12_MAKE_SHKEYBAG, ERR_R_MALLOC_FAILURE);
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return NULL;
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}
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bag->type = OBJ_nid2obj(NID_pkcs8ShroudedKeyBag);
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if (!(bag->value.shkeybag =
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PKCS8_encrypt(pbe_nid, NULL, pass, passlen, salt, saltlen, iter,
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p8))) {
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PKCS12err(PKCS12_F_PKCS12_MAKE_SHKEYBAG, ERR_R_MALLOC_FAILURE);
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return NULL;
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}
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return bag;
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}
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/* Turn a stack of SAFEBAGS into a PKCS#7 data Contentinfo */
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PKCS7 *PKCS12_pack_p7data (STACK *sk)
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{
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PKCS7 *p7;
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if (!(p7 = PKCS7_new())) {
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PKCS12err(PKCS12_F_PKCS12_PACK_P7DATA, ERR_R_MALLOC_FAILURE);
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return NULL;
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}
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p7->type = OBJ_nid2obj(NID_pkcs7_data);
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if (!(p7->d.data = M_ASN1_OCTET_STRING_new())) {
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PKCS12err(PKCS12_F_PKCS12_PACK_P7DATA, ERR_R_MALLOC_FAILURE);
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return NULL;
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}
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if (!ASN1_seq_pack(sk, i2d_PKCS12_SAFEBAG, &p7->d.data->data,
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&p7->d.data->length)) {
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PKCS12err(PKCS12_F_PKCS12_PACK_P7DATA, PKCS12_R_CANT_PACK_STRUCTURE);
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return NULL;
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}
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return p7;
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}
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/* Turn a stack of SAFEBAGS into a PKCS#7 encrypted data ContentInfo */
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PKCS7 *PKCS12_pack_p7encdata (int pbe_nid, const char *pass, int passlen,
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unsigned char *salt, int saltlen, int iter, STACK *bags)
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{
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PKCS7 *p7;
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X509_ALGOR *pbe;
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if (!(p7 = PKCS7_new())) {
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PKCS12err(PKCS12_F_PKCS12_PACK_P7ENCDATA, ERR_R_MALLOC_FAILURE);
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return NULL;
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}
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if(!PKCS7_set_type(p7, NID_pkcs7_encrypted)) {
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PKCS12err(PKCS12_F_PKCS12_PACK_P7ENCDATA,
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PKCS12_R_ERROR_SETTING_ENCRYPTED_DATA_TYPE);
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return NULL;
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}
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if (!(pbe = PKCS5_pbe_set (pbe_nid, iter, salt, saltlen))) {
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PKCS12err(PKCS12_F_PKCS12_PACK_P7ENCDATA, ERR_R_MALLOC_FAILURE);
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return NULL;
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}
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X509_ALGOR_free(p7->d.encrypted->enc_data->algorithm);
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p7->d.encrypted->enc_data->algorithm = pbe;
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M_ASN1_OCTET_STRING_free(p7->d.encrypted->enc_data->enc_data);
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if (!(p7->d.encrypted->enc_data->enc_data =
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PKCS12_i2d_encrypt (pbe, i2d_PKCS12_SAFEBAG, pass, passlen,
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(char *)bags, 1))) {
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PKCS12err(PKCS12_F_PKCS12_PACK_P7ENCDATA, PKCS12_R_ENCRYPT_ERROR);
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return NULL;
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}
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return p7;
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}
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X509_SIG *PKCS8_encrypt(int pbe_nid, const EVP_CIPHER *cipher,
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const char *pass, int passlen,
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unsigned char *salt, int saltlen, int iter,
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PKCS8_PRIV_KEY_INFO *p8inf)
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{
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X509_SIG *p8;
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X509_ALGOR *pbe;
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if (!(p8 = X509_SIG_new())) {
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PKCS12err(PKCS12_F_PKCS8_ENCRYPT, ERR_R_MALLOC_FAILURE);
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goto err;
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}
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if(pbe_nid == -1) pbe = PKCS5_pbe2_set(cipher, iter, salt, saltlen);
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else pbe = PKCS5_pbe_set(pbe_nid, iter, salt, saltlen);
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if(!pbe) {
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PKCS12err(PKCS12_F_PKCS8_ENCRYPT, ERR_R_ASN1_LIB);
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goto err;
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}
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X509_ALGOR_free(p8->algor);
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p8->algor = pbe;
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M_ASN1_OCTET_STRING_free(p8->digest);
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if (!(p8->digest =
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PKCS12_i2d_encrypt (pbe, i2d_PKCS8_PRIV_KEY_INFO, pass, passlen,
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(char *)p8inf, 0))) {
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PKCS12err(PKCS12_F_PKCS8_ENCRYPT, PKCS12_R_ENCRYPT_ERROR);
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goto err;
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}
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return p8;
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err:
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X509_SIG_free(p8);
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return NULL;
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}
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