1/* $OpenBSD: p12_sbag.c,v 1.9 2024/03/24 06:48:03 tb Exp $ */ 2/* 3 * Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL project 4 * 1999-2018. 5 */ 6/* ==================================================================== 7 * Copyright (c) 1999 The OpenSSL Project. All rights reserved. 8 * 9 * Redistribution and use in source and binary forms, with or without 10 * modification, are permitted provided that the following conditions 11 * are met: 12 * 13 * 1. Redistributions of source code must retain the above copyright 14 * notice, this list of conditions and the following disclaimer. 15 * 16 * 2. Redistributions in binary form must reproduce the above copyright 17 * notice, this list of conditions and the following disclaimer in 18 * the documentation and/or other materials provided with the 19 * distribution. 20 * 21 * 3. All advertising materials mentioning features or use of this 22 * software must display the following acknowledgment: 23 * "This product includes software developed by the OpenSSL Project 24 * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)" 25 * 26 * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to 27 * endorse or promote products derived from this software without 28 * prior written permission. For written permission, please contact 29 * licensing@OpenSSL.org. 30 * 31 * 5. Products derived from this software may not be called "OpenSSL" 32 * nor may "OpenSSL" appear in their names without prior written 33 * permission of the OpenSSL Project. 34 * 35 * 6. Redistributions of any form whatsoever must retain the following 36 * acknowledgment: 37 * "This product includes software developed by the OpenSSL Project 38 * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)" 39 * 40 * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY 41 * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 42 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 43 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR 44 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 45 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 46 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 47 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 48 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, 49 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 50 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED 51 * OF THE POSSIBILITY OF SUCH DAMAGE. 52 * ==================================================================== 53 * 54 * This product includes cryptographic software written by Eric Young 55 * (eay@cryptsoft.com). This product includes software written by Tim 56 * Hudson (tjh@cryptsoft.com). 57 * 58 */ 59 60#include <stdio.h> 61 62#include <openssl/err.h> 63#include <openssl/pkcs12.h> 64 65#include "pkcs12_local.h" 66#include "x509_local.h" 67 68const ASN1_TYPE * 69PKCS12_SAFEBAG_get0_attr(const PKCS12_SAFEBAG *bag, int attr_nid) 70{ 71 return PKCS12_get_attr_gen(bag->attrib, attr_nid); 72} 73LCRYPTO_ALIAS(PKCS12_SAFEBAG_get0_attr); 74 75ASN1_TYPE * 76PKCS8_get_attr(PKCS8_PRIV_KEY_INFO *p8, int attr_nid) 77{ 78 return PKCS12_get_attr_gen(p8->attributes, attr_nid); 79} 80LCRYPTO_ALIAS(PKCS8_get_attr); 81 82const PKCS8_PRIV_KEY_INFO * 83PKCS12_SAFEBAG_get0_p8inf(const PKCS12_SAFEBAG *bag) 84{ 85 if (PKCS12_SAFEBAG_get_nid(bag) != NID_keyBag) 86 return NULL; 87 88 return bag->value.keybag; 89} 90LCRYPTO_ALIAS(PKCS12_SAFEBAG_get0_p8inf); 91 92const X509_SIG * 93PKCS12_SAFEBAG_get0_pkcs8(const PKCS12_SAFEBAG *bag) 94{ 95 if (PKCS12_SAFEBAG_get_nid(bag) != NID_pkcs8ShroudedKeyBag) 96 return NULL; 97 98 return bag->value.shkeybag; 99} 100LCRYPTO_ALIAS(PKCS12_SAFEBAG_get0_pkcs8); 101 102const STACK_OF(PKCS12_SAFEBAG) * 103PKCS12_SAFEBAG_get0_safes(const PKCS12_SAFEBAG *bag) 104{ 105 if (PKCS12_SAFEBAG_get_nid(bag) != NID_safeContentsBag) 106 return NULL; 107 108 return bag->value.safes; 109} 110LCRYPTO_ALIAS(PKCS12_SAFEBAG_get0_safes); 111 112const ASN1_OBJECT * 113PKCS12_SAFEBAG_get0_type(const PKCS12_SAFEBAG *bag) 114{ 115 return bag->type; 116} 117LCRYPTO_ALIAS(PKCS12_SAFEBAG_get0_type); 118 119int 120PKCS12_SAFEBAG_get_nid(const PKCS12_SAFEBAG *bag) 121{ 122 return OBJ_obj2nid(bag->type); 123} 124LCRYPTO_ALIAS(PKCS12_SAFEBAG_get_nid); 125 126int 127PKCS12_SAFEBAG_get_bag_nid(const PKCS12_SAFEBAG *bag) 128{ 129 int bag_type; 130 131 bag_type = PKCS12_SAFEBAG_get_nid(bag); 132 133 if (bag_type == NID_certBag || bag_type == NID_crlBag || 134 bag_type == NID_secretBag) 135 return OBJ_obj2nid(bag->value.bag->type); 136 137 return -1; 138} 139LCRYPTO_ALIAS(PKCS12_SAFEBAG_get_bag_nid); 140 141X509 * 142PKCS12_SAFEBAG_get1_cert(const PKCS12_SAFEBAG *bag) 143{ 144 if (OBJ_obj2nid(bag->type) != NID_certBag) 145 return NULL; 146 if (OBJ_obj2nid(bag->value.bag->type) != NID_x509Certificate) 147 return NULL; 148 return ASN1_item_unpack(bag->value.bag->value.octet, &X509_it); 149} 150LCRYPTO_ALIAS(PKCS12_SAFEBAG_get1_cert); 151 152X509_CRL * 153PKCS12_SAFEBAG_get1_crl(const PKCS12_SAFEBAG *bag) 154{ 155 if (OBJ_obj2nid(bag->type) != NID_crlBag) 156 return NULL; 157 if (OBJ_obj2nid(bag->value.bag->type) != NID_x509Crl) 158 return NULL; 159 return ASN1_item_unpack(bag->value.bag->value.octet, &X509_CRL_it); 160} 161LCRYPTO_ALIAS(PKCS12_SAFEBAG_get1_crl); 162 163PKCS12_SAFEBAG * 164PKCS12_SAFEBAG_create_cert(X509 *x509) 165{ 166 return PKCS12_item_pack_safebag(x509, &X509_it, 167 NID_x509Certificate, NID_certBag); 168} 169 170PKCS12_SAFEBAG * 171PKCS12_SAFEBAG_create_crl(X509_CRL *crl) 172{ 173 return PKCS12_item_pack_safebag(crl, &X509_CRL_it, 174 NID_x509Crl, NID_crlBag); 175} 176 177/* Turn PKCS8 object into a keybag */ 178 179PKCS12_SAFEBAG * 180PKCS12_SAFEBAG_create0_p8inf(PKCS8_PRIV_KEY_INFO *p8) 181{ 182 PKCS12_SAFEBAG *bag; 183 184 if ((bag = PKCS12_SAFEBAG_new()) == NULL) { 185 PKCS12error(ERR_R_MALLOC_FAILURE); 186 return NULL; 187 } 188 189 bag->type = OBJ_nid2obj(NID_keyBag); 190 bag->value.keybag = p8; 191 192 return bag; 193} 194 195/* Turn PKCS8 object into a shrouded keybag */ 196 197PKCS12_SAFEBAG * 198PKCS12_SAFEBAG_create0_pkcs8(X509_SIG *p8) 199{ 200 PKCS12_SAFEBAG *bag; 201 202 /* Set up the safe bag */ 203 if ((bag = PKCS12_SAFEBAG_new()) == NULL) { 204 PKCS12error(ERR_R_MALLOC_FAILURE); 205 return NULL; 206 } 207 208 bag->type = OBJ_nid2obj(NID_pkcs8ShroudedKeyBag); 209 bag->value.shkeybag = p8; 210 211 return bag; 212} 213 214PKCS12_SAFEBAG * 215PKCS12_SAFEBAG_create_pkcs8_encrypt(int pbe_nid, const char *pass, int passlen, 216 unsigned char *salt, int saltlen, int iter, PKCS8_PRIV_KEY_INFO *p8info) 217{ 218 const EVP_CIPHER *pbe_ciph; 219 X509_SIG *p8; 220 PKCS12_SAFEBAG *bag; 221 222 if ((pbe_ciph = EVP_get_cipherbynid(pbe_nid)) != NULL) 223 pbe_nid = -1; 224 225 if ((p8 = PKCS8_encrypt(pbe_nid, pbe_ciph, pass, passlen, salt, saltlen, 226 iter, p8info)) == NULL) 227 return NULL; 228 229 if ((bag = PKCS12_SAFEBAG_create0_pkcs8(p8)) == NULL) { 230 X509_SIG_free(p8); 231 return NULL; 232 } 233 234 return bag; 235} 236