sl@0: /* p12_add.c */
sl@0: /* Written by Dr Stephen N Henson (shenson@bigfoot.com) for the OpenSSL
sl@0:  * project 1999.
sl@0:  */
sl@0: /* ====================================================================
sl@0:  * Copyright (c) 1999 The OpenSSL Project.  All rights reserved.
sl@0:  *
sl@0:  * Redistribution and use in source and binary forms, with or without
sl@0:  * modification, are permitted provided that the following conditions
sl@0:  * are met:
sl@0:  *
sl@0:  * 1. Redistributions of source code must retain the above copyright
sl@0:  *    notice, this list of conditions and the following disclaimer. 
sl@0:  *
sl@0:  * 2. Redistributions in binary form must reproduce the above copyright
sl@0:  *    notice, this list of conditions and the following disclaimer in
sl@0:  *    the documentation and/or other materials provided with the
sl@0:  *    distribution.
sl@0:  *
sl@0:  * 3. All advertising materials mentioning features or use of this
sl@0:  *    software must display the following acknowledgment:
sl@0:  *    "This product includes software developed by the OpenSSL Project
sl@0:  *    for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
sl@0:  *
sl@0:  * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
sl@0:  *    endorse or promote products derived from this software without
sl@0:  *    prior written permission. For written permission, please contact
sl@0:  *    licensing@OpenSSL.org.
sl@0:  *
sl@0:  * 5. Products derived from this software may not be called "OpenSSL"
sl@0:  *    nor may "OpenSSL" appear in their names without prior written
sl@0:  *    permission of the OpenSSL Project.
sl@0:  *
sl@0:  * 6. Redistributions of any form whatsoever must retain the following
sl@0:  *    acknowledgment:
sl@0:  *    "This product includes software developed by the OpenSSL Project
sl@0:  *    for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
sl@0:  *
sl@0:  * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
sl@0:  * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
sl@0:  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
sl@0:  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE OpenSSL PROJECT OR
sl@0:  * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
sl@0:  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
sl@0:  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
sl@0:  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
sl@0:  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
sl@0:  * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
sl@0:  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
sl@0:  * OF THE POSSIBILITY OF SUCH DAMAGE.
sl@0:  * ====================================================================
sl@0:  *
sl@0:  * This product includes cryptographic software written by Eric Young
sl@0:  * (eay@cryptsoft.com).  This product includes software written by Tim
sl@0:  * Hudson (tjh@cryptsoft.com).
sl@0:  *
sl@0:  */
sl@0: 
sl@0: #include <stdio.h>
sl@0: #include "cryptlib.h"
sl@0: #include <openssl/pkcs12.h>
sl@0: 
sl@0: /* Pack an object into an OCTET STRING and turn into a safebag */
sl@0: 
sl@0: EXPORT_C PKCS12_SAFEBAG *PKCS12_item_pack_safebag(void *obj, const ASN1_ITEM *it, int nid1,
sl@0: 	     int nid2)
sl@0: {
sl@0: 	PKCS12_BAGS *bag;
sl@0: 	PKCS12_SAFEBAG *safebag;
sl@0: 	if (!(bag = PKCS12_BAGS_new())) {
sl@0: 		PKCS12err(PKCS12_F_PKCS12_ITEM_PACK_SAFEBAG, ERR_R_MALLOC_FAILURE);
sl@0: 		return NULL;
sl@0: 	}
sl@0: 	bag->type = OBJ_nid2obj(nid1);
sl@0: 	if (!ASN1_item_pack(obj, it, &bag->value.octet)) {
sl@0: 		PKCS12err(PKCS12_F_PKCS12_ITEM_PACK_SAFEBAG, ERR_R_MALLOC_FAILURE);
sl@0: 		return NULL;
sl@0: 	}
sl@0: 	if (!(safebag = PKCS12_SAFEBAG_new())) {
sl@0: 		PKCS12err(PKCS12_F_PKCS12_ITEM_PACK_SAFEBAG, ERR_R_MALLOC_FAILURE);
sl@0: 		return NULL;
sl@0: 	}
sl@0: 	safebag->value.bag = bag;
sl@0: 	safebag->type = OBJ_nid2obj(nid2);
sl@0: 	return safebag;
sl@0: }
sl@0: 
sl@0: /* Turn PKCS8 object into a keybag */
sl@0: 
sl@0: EXPORT_C PKCS12_SAFEBAG *PKCS12_MAKE_KEYBAG(PKCS8_PRIV_KEY_INFO *p8)
sl@0: {
sl@0: 	PKCS12_SAFEBAG *bag;
sl@0: 	if (!(bag = PKCS12_SAFEBAG_new())) {
sl@0: 		PKCS12err(PKCS12_F_PKCS12_MAKE_KEYBAG,ERR_R_MALLOC_FAILURE);
sl@0: 		return NULL;
sl@0: 	}
sl@0: 	bag->type = OBJ_nid2obj(NID_keyBag);
sl@0: 	bag->value.keybag = p8;
sl@0: 	return bag;
sl@0: }
sl@0: 
sl@0: /* Turn PKCS8 object into a shrouded keybag */
sl@0: 
sl@0: EXPORT_C PKCS12_SAFEBAG *PKCS12_MAKE_SHKEYBAG(int pbe_nid, const char *pass,
sl@0: 	     int passlen, unsigned char *salt, int saltlen, int iter,
sl@0: 	     PKCS8_PRIV_KEY_INFO *p8)
sl@0: {
sl@0: 	PKCS12_SAFEBAG *bag;
sl@0: 
sl@0: 	/* Set up the safe bag */
sl@0: 	if (!(bag = PKCS12_SAFEBAG_new())) {
sl@0: 		PKCS12err(PKCS12_F_PKCS12_MAKE_SHKEYBAG, ERR_R_MALLOC_FAILURE);
sl@0: 		return NULL;
sl@0: 	}
sl@0: 
sl@0: 	bag->type = OBJ_nid2obj(NID_pkcs8ShroudedKeyBag);
sl@0: 	if (!(bag->value.shkeybag = 
sl@0: 	  PKCS8_encrypt(pbe_nid, NULL, pass, passlen, salt, saltlen, iter,
sl@0: 									 p8))) {
sl@0: 		PKCS12err(PKCS12_F_PKCS12_MAKE_SHKEYBAG, ERR_R_MALLOC_FAILURE);
sl@0: 		return NULL;
sl@0: 	}
sl@0: 
sl@0: 	return bag;
sl@0: }
sl@0: 
sl@0: /* Turn a stack of SAFEBAGS into a PKCS#7 data Contentinfo */
sl@0: EXPORT_C PKCS7 *PKCS12_pack_p7data(STACK_OF(PKCS12_SAFEBAG) *sk)
sl@0: {
sl@0: 	PKCS7 *p7;
sl@0: 	if (!(p7 = PKCS7_new())) {
sl@0: 		PKCS12err(PKCS12_F_PKCS12_PACK_P7DATA, ERR_R_MALLOC_FAILURE);
sl@0: 		return NULL;
sl@0: 	}
sl@0: 	p7->type = OBJ_nid2obj(NID_pkcs7_data);
sl@0: 	if (!(p7->d.data = M_ASN1_OCTET_STRING_new())) {
sl@0: 		PKCS12err(PKCS12_F_PKCS12_PACK_P7DATA, ERR_R_MALLOC_FAILURE);
sl@0: 		return NULL;
sl@0: 	}
sl@0: 	
sl@0: 	if (!ASN1_item_pack(sk, ASN1_ITEM_rptr(PKCS12_SAFEBAGS), &p7->d.data)) {
sl@0: 		PKCS12err(PKCS12_F_PKCS12_PACK_P7DATA, PKCS12_R_CANT_PACK_STRUCTURE);
sl@0: 		return NULL;
sl@0: 	}
sl@0: 	return p7;
sl@0: }
sl@0: 
sl@0: /* Unpack SAFEBAGS from PKCS#7 data ContentInfo */
sl@0: EXPORT_C STACK_OF(PKCS12_SAFEBAG) *PKCS12_unpack_p7data(PKCS7 *p7)
sl@0: {
sl@0: 	if(!PKCS7_type_is_data(p7))
sl@0: 		{
sl@0: 		PKCS12err(PKCS12_F_PKCS12_UNPACK_P7DATA,PKCS12_R_CONTENT_TYPE_NOT_DATA);
sl@0: 		return NULL;
sl@0: 		}
sl@0: 	return ASN1_item_unpack(p7->d.data, ASN1_ITEM_rptr(PKCS12_SAFEBAGS));
sl@0: }
sl@0: 
sl@0: /* Turn a stack of SAFEBAGS into a PKCS#7 encrypted data ContentInfo */
sl@0: 
sl@0: EXPORT_C PKCS7 *PKCS12_pack_p7encdata(int pbe_nid, const char *pass, int passlen,
sl@0: 			      unsigned char *salt, int saltlen, int iter,
sl@0: 			      STACK_OF(PKCS12_SAFEBAG) *bags)
sl@0: {
sl@0: 	PKCS7 *p7;
sl@0: 	X509_ALGOR *pbe;
sl@0: 	if (!(p7 = PKCS7_new())) {
sl@0: 		PKCS12err(PKCS12_F_PKCS12_PACK_P7ENCDATA, ERR_R_MALLOC_FAILURE);
sl@0: 		return NULL;
sl@0: 	}
sl@0: 	if(!PKCS7_set_type(p7, NID_pkcs7_encrypted)) {
sl@0: 		PKCS12err(PKCS12_F_PKCS12_PACK_P7ENCDATA,
sl@0: 				PKCS12_R_ERROR_SETTING_ENCRYPTED_DATA_TYPE);
sl@0: 		return NULL;
sl@0: 	}
sl@0: 	if (!(pbe = PKCS5_pbe_set(pbe_nid, iter, salt, saltlen))) {
sl@0: 		PKCS12err(PKCS12_F_PKCS12_PACK_P7ENCDATA, ERR_R_MALLOC_FAILURE);
sl@0: 		return NULL;
sl@0: 	}
sl@0: 	X509_ALGOR_free(p7->d.encrypted->enc_data->algorithm);
sl@0: 	p7->d.encrypted->enc_data->algorithm = pbe;
sl@0: 	M_ASN1_OCTET_STRING_free(p7->d.encrypted->enc_data->enc_data);
sl@0: 	if (!(p7->d.encrypted->enc_data->enc_data =
sl@0: 	PKCS12_item_i2d_encrypt(pbe, ASN1_ITEM_rptr(PKCS12_SAFEBAGS), pass, passlen,
sl@0: 				 bags, 1))) {
sl@0: 		PKCS12err(PKCS12_F_PKCS12_PACK_P7ENCDATA, PKCS12_R_ENCRYPT_ERROR);
sl@0: 		return NULL;
sl@0: 	}
sl@0: 
sl@0: 	return p7;
sl@0: }
sl@0: 
sl@0: EXPORT_C STACK_OF(PKCS12_SAFEBAG) *PKCS12_unpack_p7encdata(PKCS7 *p7, const char *pass, int passlen)
sl@0: {
sl@0: 	if(!PKCS7_type_is_encrypted(p7)) return NULL;
sl@0: 	return PKCS12_item_decrypt_d2i(p7->d.encrypted->enc_data->algorithm,
sl@0: 			           ASN1_ITEM_rptr(PKCS12_SAFEBAGS),
sl@0: 				   pass, passlen,
sl@0: 			           p7->d.encrypted->enc_data->enc_data, 1);
sl@0: }
sl@0: 
sl@0: EXPORT_C PKCS8_PRIV_KEY_INFO *PKCS12_decrypt_skey(PKCS12_SAFEBAG *bag, const char *pass,
sl@0: 								int passlen)
sl@0: {
sl@0: 	return PKCS8_decrypt(bag->value.shkeybag, pass, passlen);
sl@0: }
sl@0: 
sl@0: EXPORT_C int PKCS12_pack_authsafes(PKCS12 *p12, STACK_OF(PKCS7) *safes) 
sl@0: {
sl@0: 	if(ASN1_item_pack(safes, ASN1_ITEM_rptr(PKCS12_AUTHSAFES),
sl@0: 		&p12->authsafes->d.data)) 
sl@0: 			return 1;
sl@0: 	return 0;
sl@0: }
sl@0: 
sl@0: EXPORT_C STACK_OF(PKCS7) *PKCS12_unpack_authsafes(PKCS12 *p12)
sl@0: {
sl@0: 	if (!PKCS7_type_is_data(p12->authsafes))
sl@0: 		{
sl@0: 		PKCS12err(PKCS12_F_PKCS12_UNPACK_AUTHSAFES,PKCS12_R_CONTENT_TYPE_NOT_DATA);
sl@0: 		return NULL;
sl@0: 		}
sl@0: 	return ASN1_item_unpack(p12->authsafes->d.data, ASN1_ITEM_rptr(PKCS12_AUTHSAFES));
sl@0: }