1/* $OpenBSD: x509_set.c,v 1.29 2024/03/26 23:21:36 tb Exp $ */ 2/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) 3 * All rights reserved. 4 * 5 * This package is an SSL implementation written 6 * by Eric Young (eay@cryptsoft.com). 7 * The implementation was written so as to conform with Netscapes SSL. 8 * 9 * This library is free for commercial and non-commercial use as long as 10 * the following conditions are aheared to. The following conditions 11 * apply to all code found in this distribution, be it the RC4, RSA, 12 * lhash, DES, etc., code; not just the SSL code. The SSL documentation 13 * included with this distribution is covered by the same copyright terms 14 * except that the holder is Tim Hudson (tjh@cryptsoft.com). 15 * 16 * Copyright remains Eric Young's, and as such any Copyright notices in 17 * the code are not to be removed. 18 * If this package is used in a product, Eric Young should be given attribution 19 * as the author of the parts of the library used. 20 * This can be in the form of a textual message at program startup or 21 * in documentation (online or textual) provided with the package. 22 * 23 * Redistribution and use in source and binary forms, with or without 24 * modification, are permitted provided that the following conditions 25 * are met: 26 * 1. Redistributions of source code must retain the copyright 27 * notice, this list of conditions and the following disclaimer. 28 * 2. Redistributions in binary form must reproduce the above copyright 29 * notice, this list of conditions and the following disclaimer in the 30 * documentation and/or other materials provided with the distribution. 31 * 3. All advertising materials mentioning features or use of this software 32 * must display the following acknowledgement: 33 * "This product includes cryptographic software written by 34 * Eric Young (eay@cryptsoft.com)" 35 * The word 'cryptographic' can be left out if the rouines from the library 36 * being used are not cryptographic related :-). 37 * 4. If you include any Windows specific code (or a derivative thereof) from 38 * the apps directory (application code) you must include an acknowledgement: 39 * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)" 40 * 41 * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND 42 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 43 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 44 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 45 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 46 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 47 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 48 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 49 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 50 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 51 * SUCH DAMAGE. 52 * 53 * The licence and distribution terms for any publically available version or 54 * derivative of this code cannot be changed. i.e. this code cannot simply be 55 * copied and put under another distribution licence 56 * [including the GNU Public Licence.] 57 */ 58 59#include <stdio.h> 60 61#include <openssl/asn1.h> 62#include <openssl/evp.h> 63#include <openssl/objects.h> 64#include <openssl/x509.h> 65 66#include "x509_local.h" 67 68const STACK_OF(X509_EXTENSION) * 69X509_get0_extensions(const X509 *x) 70{ 71 return x->cert_info->extensions; 72} 73LCRYPTO_ALIAS(X509_get0_extensions); 74 75const X509_ALGOR * 76X509_get0_tbs_sigalg(const X509 *x) 77{ 78 return x->cert_info->signature; 79} 80LCRYPTO_ALIAS(X509_get0_tbs_sigalg); 81 82int 83X509_set_version(X509 *x, long version) 84{ 85 if (x == NULL) 86 return 0; 87 /* 88 * RFC 5280, 4.1: versions 1 - 3 are specified as follows. 89 * Version ::= INTEGER { v1(0), v2(1), v3(2) } 90 */ 91 if (version < 0 || version > 2) 92 return 0; 93 if (x->cert_info->version == NULL) { 94 if ((x->cert_info->version = ASN1_INTEGER_new()) == NULL) 95 return 0; 96 } 97 x->cert_info->enc.modified = 1; 98 return ASN1_INTEGER_set(x->cert_info->version, version); 99} 100LCRYPTO_ALIAS(X509_set_version); 101 102long 103X509_get_version(const X509 *x) 104{ 105 return ASN1_INTEGER_get(x->cert_info->version); 106} 107LCRYPTO_ALIAS(X509_get_version); 108 109int 110X509_set_serialNumber(X509 *x, ASN1_INTEGER *serial) 111{ 112 ASN1_INTEGER *in; 113 114 if (x == NULL) 115 return 0; 116 in = x->cert_info->serialNumber; 117 if (in != serial) { 118 in = ASN1_INTEGER_dup(serial); 119 if (in != NULL) { 120 x->cert_info->enc.modified = 1; 121 ASN1_INTEGER_free(x->cert_info->serialNumber); 122 x->cert_info->serialNumber = in; 123 } 124 } 125 return in != NULL; 126} 127LCRYPTO_ALIAS(X509_set_serialNumber); 128 129int 130X509_set_issuer_name(X509 *x, X509_NAME *name) 131{ 132 if (x == NULL || x->cert_info == NULL) 133 return 0; 134 x->cert_info->enc.modified = 1; 135 return X509_NAME_set(&x->cert_info->issuer, name); 136} 137LCRYPTO_ALIAS(X509_set_issuer_name); 138 139int 140X509_set_subject_name(X509 *x, X509_NAME *name) 141{ 142 if (x == NULL || x->cert_info == NULL) 143 return 0; 144 x->cert_info->enc.modified = 1; 145 return X509_NAME_set(&x->cert_info->subject, name); 146} 147LCRYPTO_ALIAS(X509_set_subject_name); 148 149const ASN1_TIME * 150X509_get0_notBefore(const X509 *x) 151{ 152 return X509_getm_notBefore(x); 153} 154LCRYPTO_ALIAS(X509_get0_notBefore); 155 156ASN1_TIME * 157X509_getm_notBefore(const X509 *x) 158{ 159 if (x == NULL || x->cert_info == NULL || x->cert_info->validity == NULL) 160 return NULL; 161 return x->cert_info->validity->notBefore; 162} 163LCRYPTO_ALIAS(X509_getm_notBefore); 164 165int 166X509_set_notBefore(X509 *x, const ASN1_TIME *tm) 167{ 168 ASN1_TIME *in; 169 170 if (x == NULL || x->cert_info->validity == NULL) 171 return 0; 172 in = x->cert_info->validity->notBefore; 173 if (in != tm) { 174 in = ASN1_STRING_dup(tm); 175 if (in != NULL) { 176 x->cert_info->enc.modified = 1; 177 ASN1_TIME_free(x->cert_info->validity->notBefore); 178 x->cert_info->validity->notBefore = in; 179 } 180 } 181 return in != NULL; 182} 183LCRYPTO_ALIAS(X509_set_notBefore); 184 185int 186X509_set1_notBefore(X509 *x, const ASN1_TIME *tm) 187{ 188 return X509_set_notBefore(x, tm); 189} 190LCRYPTO_ALIAS(X509_set1_notBefore); 191 192const ASN1_TIME * 193X509_get0_notAfter(const X509 *x) 194{ 195 return X509_getm_notAfter(x); 196} 197LCRYPTO_ALIAS(X509_get0_notAfter); 198 199ASN1_TIME * 200X509_getm_notAfter(const X509 *x) 201{ 202 if (x == NULL || x->cert_info == NULL || x->cert_info->validity == NULL) 203 return NULL; 204 return x->cert_info->validity->notAfter; 205} 206LCRYPTO_ALIAS(X509_getm_notAfter); 207 208int 209X509_set_notAfter(X509 *x, const ASN1_TIME *tm) 210{ 211 ASN1_TIME *in; 212 213 if (x == NULL || x->cert_info->validity == NULL) 214 return 0; 215 in = x->cert_info->validity->notAfter; 216 if (in != tm) { 217 in = ASN1_STRING_dup(tm); 218 if (in != NULL) { 219 x->cert_info->enc.modified = 1; 220 ASN1_TIME_free(x->cert_info->validity->notAfter); 221 x->cert_info->validity->notAfter = in; 222 } 223 } 224 return in != NULL; 225} 226LCRYPTO_ALIAS(X509_set_notAfter); 227 228int 229X509_set1_notAfter(X509 *x, const ASN1_TIME *tm) 230{ 231 return X509_set_notAfter(x, tm); 232} 233LCRYPTO_ALIAS(X509_set1_notAfter); 234 235int 236X509_set_pubkey(X509 *x, EVP_PKEY *pkey) 237{ 238 if (x == NULL || x->cert_info == NULL) 239 return 0; 240 x->cert_info->enc.modified = 1; 241 return X509_PUBKEY_set(&x->cert_info->key, pkey); 242} 243LCRYPTO_ALIAS(X509_set_pubkey); 244 245int 246X509_get_signature_type(const X509 *x) 247{ 248 return EVP_PKEY_type(OBJ_obj2nid(x->sig_alg->algorithm)); 249} 250LCRYPTO_ALIAS(X509_get_signature_type); 251 252X509_PUBKEY * 253X509_get_X509_PUBKEY(const X509 *x) 254{ 255 return x->cert_info->key; 256} 257LCRYPTO_ALIAS(X509_get_X509_PUBKEY); 258 259void 260X509_get0_uids(const X509 *x, const ASN1_BIT_STRING **issuerUID, 261 const ASN1_BIT_STRING **subjectUID) 262{ 263 if (issuerUID != NULL) 264 *issuerUID = x->cert_info->issuerUID; 265 if (subjectUID != NULL) 266 *subjectUID = x->cert_info->subjectUID; 267} 268LCRYPTO_ALIAS(X509_get0_uids); 269