crypto/pkcs12/p12_add.c - third_party/openssl - Git at Google

 /* p12_add.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 "pkcs12.h"

 /* Pack an object into an OCTET STRING and turn into a safebag */

 PKCS12_SAFEBAG *PKCS12_pack_safebag (char *obj, int (*i2d)(), int nid1,
 	     int nid2)
 {
 	PKCS12_BAGS *bag;
 	PKCS12_SAFEBAG *safebag;
 	if (!(bag = PKCS12_BAGS_new ())) {
 		PKCS12err(PKCS12_F_PKCS12_PACK_SAFEBAG, ERR_R_MALLOC_FAILURE);
 		return NULL;
 	}
 	bag->type = OBJ_nid2obj(nid1);
 	if (!ASN1_pack_string(obj, i2d, &bag->value.octet)) {
 		PKCS12err(PKCS12_F_PKCS12_PACK_SAFEBAG, ERR_R_MALLOC_FAILURE);
 		return NULL;
 	}
 	if (!(safebag = PKCS12_SAFEBAG_new ())) {
 		PKCS12err(PKCS12_F_PKCS12_PACK_SAFEBAG, ERR_R_MALLOC_FAILURE);
 		return NULL;
 	}
 	safebag->value.bag = bag;
 	safebag->type = OBJ_nid2obj(nid2);
 	return safebag;
 }

 /* Turn PKCS8 object into a keybag */

 PKCS12_SAFEBAG *PKCS12_MAKE_KEYBAG (PKCS8_PRIV_KEY_INFO *p8)
 {
 	PKCS12_SAFEBAG *bag;
 	if (!(bag = PKCS12_SAFEBAG_new())) {
 		PKCS12err(PKCS12_F_PKCS12_MAKE_SAFEBAG, ERR_R_MALLOC_FAILURE);
 		return NULL;
 	}
 	bag->type = OBJ_nid2obj(NID_keyBag);
 	bag->value.keybag = p8;
 	return bag;
 }

 /* Turn PKCS8 object into a shrouded keybag */

 PKCS12_SAFEBAG *PKCS12_MAKE_SHKEYBAG (pbe_nid, pass, passlen, salt, saltlen, iter, p8)
 int pbe_nid;
 const char *pass;
 int passlen;
 unsigned char *salt;
 int saltlen;
 int iter;
 PKCS8_PRIV_KEY_INFO *p8;
 {
 	PKCS12_SAFEBAG *bag;

 	/* Set up the safe bag */
 	if (!(bag = PKCS12_SAFEBAG_new ())) {
 		PKCS12err(PKCS12_F_PKCS12_MAKE_SHKEYBAG, ERR_R_MALLOC_FAILURE);
 		return NULL;
 	}

 	bag->type = OBJ_nid2obj(NID_pkcs8ShroudedKeyBag);
 	if (!(bag->value.shkeybag =
 	  PKCS8_encrypt(pbe_nid, pass, passlen, salt, saltlen, iter, p8))) {
 		PKCS12err(PKCS12_F_PKCS12_MAKE_SHKEYBAG, ERR_R_MALLOC_FAILURE);
 		return NULL;
 	}

 	return bag;
 }

 /* Turn a stack of SAFEBAGS into a PKCS#7 data Contentinfo */
 PKCS7 *PKCS12_pack_p7data (STACK *sk)
 {
 	PKCS7 *p7;
 	if (!(p7 = PKCS7_new())) {
 		PKCS12err(PKCS12_F_PKCS12_PACK_P7_DATA, ERR_R_MALLOC_FAILURE);
 		return NULL;
 	}
 	p7->type = OBJ_nid2obj(NID_pkcs7_data);
 	if (!(p7->d.data = ASN1_OCTET_STRING_new())) {
 		PKCS12err(PKCS12_F_PKCS12_PACK_P7_DATA, ERR_R_MALLOC_FAILURE);
 		return NULL;
 	}

 	if (!ASN1_seq_pack(sk, i2d_PKCS12_SAFEBAG, &p7->d.data->data,
 					&p7->d.data->length)) {
 		PKCS12err(PKCS12_F_PKCS12_PACK_P7DATA, PKCS12_R_CANT_PACK_STRUCTURE);
 		return NULL;
 	}
 	return p7;
 }

 /* Turn a stack of SAFEBAGS into a PKCS#7 encrypted data ContentInfo */

 PKCS7 *PKCS12_pack_p7encdata (int pbe_nid, const char *pass, int passlen,
 	     unsigned char *salt, int saltlen, int iter, STACK *bags)
 {
 	PKCS7 *p7;
 	X509_ALGOR *pbe;
 	if (!(p7 = PKCS7_new())) {
 		PKCS12err(PKCS12_F_PKCS12_PACK_P7ENCDATA, ERR_R_MALLOC_FAILURE);
 		return NULL;
 	}
 	p7->type = OBJ_nid2obj(NID_pkcs7_encrypted);
 	if (!(p7->d.encrypted = PKCS7_ENCRYPT_new ())) {
 		PKCS12err(PKCS12_F_PKCS12_PACK_P7ENCDATA, ERR_R_MALLOC_FAILURE);
 		return NULL;
 	}
 	ASN1_INTEGER_set (p7->d.encrypted->version, 0);
 	p7->d.encrypted->enc_data->content_type = OBJ_nid2obj(NID_pkcs7_data);
 	if (!(pbe = PKCS5_pbe_set (pbe_nid, iter, salt, saltlen))) {
 		PKCS12err(PKCS12_F_PKCS12_PACK_P7ENCDATA, ERR_R_MALLOC_FAILURE);
 		return NULL;
 	}
 	X509_ALGOR_free(p7->d.encrypted->enc_data->algorithm);
 	p7->d.encrypted->enc_data->algorithm = pbe;
 	ASN1_OCTET_STRING_free(p7->d.encrypted->enc_data->enc_data);
 	if (!(p7->d.encrypted->enc_data->enc_data =
 	PKCS12_i2d_encrypt (pbe, i2d_PKCS12_SAFEBAG, pass, passlen,
 				 (char *)bags, 1))) {
 		PKCS12err(PKCS12_F_PKCS12_PACK_P7ENCDATA, PKCS12_R_ENCRYPT_ERROR);
 		return NULL;
 	}

 	return p7;
 }

 X509_SIG *PKCS8_encrypt (int pbe_nid, const char *pass, int passlen,
 	     unsigned char *salt, int saltlen, int iter,
 	     PKCS8_PRIV_KEY_INFO *p8inf)
 {
 	X509_SIG *p8;
 	X509_ALGOR *pbe;

 	if (!(p8 = X509_SIG_new())) {
 		PKCS12err(PKCS12_F_PKCS8_ENCRYPT, ERR_R_MALLOC_FAILURE);
 		return NULL;
 	}

 	if (!(pbe = PKCS5_pbe_set (pbe_nid, iter, salt, saltlen))) {
 		PKCS12err(PKCS12_F_PKCS8_ENCRYPT, ERR_R_MALLOC_FAILURE);
 		return NULL;
 	}
 	X509_ALGOR_free(p8->algor);
 	p8->algor = pbe;
 	ASN1_OCTET_STRING_free(p8->digest);
 	if (!(p8->digest =
 	PKCS12_i2d_encrypt (pbe, i2d_PKCS8_PRIV_KEY_INFO, pass, passlen,
 						 (char *)p8inf, 0))) {
 		PKCS12err(PKCS12_F_PKCS8_ENCRYPT, PKCS12_R_ENCRYPT_ERROR);
 		return NULL;
 	}

 	return p8;
 }
	/* p12_add.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 "pkcs12.h"

	/* Pack an object into an OCTET STRING and turn into a safebag */

	PKCS12_SAFEBAG PKCS12_pack_safebag (char obj, int (*i2d)(), int nid1,
	int nid2)
	{
	PKCS12_BAGS *bag;
	PKCS12_SAFEBAG *safebag;
	if (!(bag = PKCS12_BAGS_new ())) {
	PKCS12err(PKCS12_F_PKCS12_PACK_SAFEBAG, ERR_R_MALLOC_FAILURE);
	return NULL;
	}
	bag->type = OBJ_nid2obj(nid1);
	if (!ASN1_pack_string(obj, i2d, &bag->value.octet)) {
	PKCS12err(PKCS12_F_PKCS12_PACK_SAFEBAG, ERR_R_MALLOC_FAILURE);
	return NULL;
	}
	if (!(safebag = PKCS12_SAFEBAG_new ())) {
	PKCS12err(PKCS12_F_PKCS12_PACK_SAFEBAG, ERR_R_MALLOC_FAILURE);
	return NULL;
	}
	safebag->value.bag = bag;
	safebag->type = OBJ_nid2obj(nid2);
	return safebag;
	}

	/* Turn PKCS8 object into a keybag */

	PKCS12_SAFEBAG PKCS12_MAKE_KEYBAG (PKCS8_PRIV_KEY_INFO p8)
	{
	PKCS12_SAFEBAG *bag;
	if (!(bag = PKCS12_SAFEBAG_new())) {
	PKCS12err(PKCS12_F_PKCS12_MAKE_SAFEBAG, ERR_R_MALLOC_FAILURE);
	return NULL;
	}
	bag->type = OBJ_nid2obj(NID_keyBag);
	bag->value.keybag = p8;
	return bag;
	}

	/* Turn PKCS8 object into a shrouded keybag */

	PKCS12_SAFEBAG *PKCS12_MAKE_SHKEYBAG (pbe_nid, pass, passlen, salt, saltlen, iter, p8)
	int pbe_nid;
	const char *pass;
	int passlen;
	unsigned char *salt;
	int saltlen;
	int iter;
	PKCS8_PRIV_KEY_INFO *p8;
	{
	PKCS12_SAFEBAG *bag;

	/* Set up the safe bag */
	if (!(bag = PKCS12_SAFEBAG_new ())) {
	PKCS12err(PKCS12_F_PKCS12_MAKE_SHKEYBAG, ERR_R_MALLOC_FAILURE);
	return NULL;
	}

	bag->type = OBJ_nid2obj(NID_pkcs8ShroudedKeyBag);
	if (!(bag->value.shkeybag =
	PKCS8_encrypt(pbe_nid, pass, passlen, salt, saltlen, iter, p8))) {
	PKCS12err(PKCS12_F_PKCS12_MAKE_SHKEYBAG, ERR_R_MALLOC_FAILURE);
	return NULL;
	}

	return bag;
	}

	/* Turn a stack of SAFEBAGS into a PKCS#7 data Contentinfo */
	PKCS7 PKCS12_pack_p7data (STACK sk)
	{
	PKCS7 *p7;
	if (!(p7 = PKCS7_new())) {
	PKCS12err(PKCS12_F_PKCS12_PACK_P7_DATA, ERR_R_MALLOC_FAILURE);
	return NULL;
	}
	p7->type = OBJ_nid2obj(NID_pkcs7_data);
	if (!(p7->d.data = ASN1_OCTET_STRING_new())) {
	PKCS12err(PKCS12_F_PKCS12_PACK_P7_DATA, ERR_R_MALLOC_FAILURE);
	return NULL;
	}

	if (!ASN1_seq_pack(sk, i2d_PKCS12_SAFEBAG, &p7->d.data->data,
	&p7->d.data->length)) {
	PKCS12err(PKCS12_F_PKCS12_PACK_P7DATA, PKCS12_R_CANT_PACK_STRUCTURE);
	return NULL;
	}
	return p7;
	}

	/* Turn a stack of SAFEBAGS into a PKCS#7 encrypted data ContentInfo */

	PKCS7 PKCS12_pack_p7encdata (int pbe_nid, const char pass, int passlen,
	unsigned char salt, int saltlen, int iter, STACK bags)
	{
	PKCS7 *p7;
	X509_ALGOR *pbe;
	if (!(p7 = PKCS7_new())) {
	PKCS12err(PKCS12_F_PKCS12_PACK_P7ENCDATA, ERR_R_MALLOC_FAILURE);
	return NULL;
	}
	p7->type = OBJ_nid2obj(NID_pkcs7_encrypted);
	if (!(p7->d.encrypted = PKCS7_ENCRYPT_new ())) {
	PKCS12err(PKCS12_F_PKCS12_PACK_P7ENCDATA, ERR_R_MALLOC_FAILURE);
	return NULL;
	}
	ASN1_INTEGER_set (p7->d.encrypted->version, 0);
	p7->d.encrypted->enc_data->content_type = OBJ_nid2obj(NID_pkcs7_data);
	if (!(pbe = PKCS5_pbe_set (pbe_nid, iter, salt, saltlen))) {
	PKCS12err(PKCS12_F_PKCS12_PACK_P7ENCDATA, ERR_R_MALLOC_FAILURE);
	return NULL;
	}
	X509_ALGOR_free(p7->d.encrypted->enc_data->algorithm);
	p7->d.encrypted->enc_data->algorithm = pbe;
	ASN1_OCTET_STRING_free(p7->d.encrypted->enc_data->enc_data);
	if (!(p7->d.encrypted->enc_data->enc_data =
	PKCS12_i2d_encrypt (pbe, i2d_PKCS12_SAFEBAG, pass, passlen,
	(char *)bags, 1))) {
	PKCS12err(PKCS12_F_PKCS12_PACK_P7ENCDATA, PKCS12_R_ENCRYPT_ERROR);
	return NULL;
	}

	return p7;
	}

	X509_SIG PKCS8_encrypt (int pbe_nid, const char pass, int passlen,
	unsigned char *salt, int saltlen, int iter,
	PKCS8_PRIV_KEY_INFO *p8inf)
	{
	X509_SIG *p8;
	X509_ALGOR *pbe;

	if (!(p8 = X509_SIG_new())) {
	PKCS12err(PKCS12_F_PKCS8_ENCRYPT, ERR_R_MALLOC_FAILURE);
	return NULL;
	}

	if (!(pbe = PKCS5_pbe_set (pbe_nid, iter, salt, saltlen))) {
	PKCS12err(PKCS12_F_PKCS8_ENCRYPT, ERR_R_MALLOC_FAILURE);
	return NULL;
	}
	X509_ALGOR_free(p8->algor);
	p8->algor = pbe;
	ASN1_OCTET_STRING_free(p8->digest);
	if (!(p8->digest =
	PKCS12_i2d_encrypt (pbe, i2d_PKCS8_PRIV_KEY_INFO, pass, passlen,
	(char *)p8inf, 0))) {
	PKCS12err(PKCS12_F_PKCS8_ENCRYPT, PKCS12_R_ENCRYPT_ERROR);
	return NULL;
	}

	return p8;
	}