blob: 3471ce098fceedfd6c133407403939fb3faea5d6 [file] [log] [blame]
Matt Caswell0f113f32015-01-22 03:40:55 +00001/*
Matt Caswell454afd92020-05-15 14:09:49 +01002 * Copyright 1999-2020 The OpenSSL Project Authors. All Rights Reserved.
Rich Salzd2e9e322016-05-17 14:51:26 -04003 *
Richard Levitte4286ca42018-12-06 14:00:54 +01004 * Licensed under the Apache License 2.0 (the "License"). You may not use
Rich Salzd2e9e322016-05-17 14:51:26 -04005 * this file except in compliance with the License. You can obtain a copy
6 * in the file LICENSE in the source distribution or at
7 * https://www.openssl.org/source/license.html
Dr. Stephen Henson9aeaf1b1999-01-24 00:50:01 +00008 */
Rich Salzd2e9e322016-05-17 14:51:26 -04009
Dr. Stephen Henson388ff0b1999-02-14 16:48:22 +000010/* extension creation utilities */
Dr. Stephen Henson9aeaf1b1999-01-24 00:50:01 +000011
Dr. Stephen Hensone527ba01999-02-22 01:26:40 +000012#include <stdio.h>
Dr. Matthias St. Pierre25f21382019-09-28 00:45:33 +020013#include "crypto/ctype.h"
Richard Levitteb39fc562015-05-14 16:56:48 +020014#include "internal/cryptlib.h"
Bodo Möllerec577821999-04-23 22:13:45 +000015#include <openssl/conf.h>
16#include <openssl/x509.h>
Dr. Matthias St. Pierre25f21382019-09-28 00:45:33 +020017#include "crypto/x509.h"
Bodo Möllerec577821999-04-23 22:13:45 +000018#include <openssl/x509v3.h>
Dr. Stephen Henson9aeaf1b1999-01-24 00:50:01 +000019
Rich Salz852c2ed2019-12-19 17:30:24 -050020DEFINE_STACK_OF(CONF_VALUE)
Rich Salz852c2ed2019-12-19 17:30:24 -050021
FdaSilvaYY34707952016-05-14 23:09:34 +020022static int v3_check_critical(const char **value);
23static int v3_check_generic(const char **value);
Matt Caswell0f113f32015-01-22 03:40:55 +000024static X509_EXTENSION *do_ext_nconf(CONF *conf, X509V3_CTX *ctx, int ext_nid,
FdaSilvaYY34707952016-05-14 23:09:34 +020025 int crit, const char *value);
26static X509_EXTENSION *v3_generic_extension(const char *ext, const char *value,
Matt Caswell0f113f32015-01-22 03:40:55 +000027 int crit, int type,
28 X509V3_CTX *ctx);
FdaSilvaYY34707952016-05-14 23:09:34 +020029static char *conf_lhash_get_string(void *db, const char *section, const char *value);
30static STACK_OF(CONF_VALUE) *conf_lhash_get_section(void *db, const char *section);
Matt Caswell0f113f32015-01-22 03:40:55 +000031static X509_EXTENSION *do_ext_i2d(const X509V3_EXT_METHOD *method,
32 int ext_nid, int crit, void *ext_struc);
FdaSilvaYY34707952016-05-14 23:09:34 +020033static unsigned char *generic_asn1(const char *value, X509V3_CTX *ctx,
Matt Caswell0f113f32015-01-22 03:40:55 +000034 long *ext_len);
Dr. David von Oheimb02ae1302020-06-26 20:40:19 +020035
36static X509_EXTENSION *X509V3_EXT_nconf_int(CONF *conf, X509V3_CTX *ctx,
37 const char *section,
38 const char *name, const char *value)
Matt Caswell0f113f32015-01-22 03:40:55 +000039{
40 int crit;
41 int ext_type;
42 X509_EXTENSION *ret;
Dr. David von Oheimb02ae1302020-06-26 20:40:19 +020043
Matt Caswell0f113f32015-01-22 03:40:55 +000044 crit = v3_check_critical(&value);
45 if ((ext_type = v3_check_generic(&value)))
46 return v3_generic_extension(name, value, crit, ext_type, ctx);
47 ret = do_ext_nconf(conf, ctx, OBJ_sn2nid(name), crit, value);
48 if (!ret) {
Dr. David von Oheimb02ae1302020-06-26 20:40:19 +020049 X509V3err(0, X509V3_R_ERROR_IN_EXTENSION);
50 if (section != NULL)
51 ERR_add_error_data(6, "section=", section,
52 ", name=", name, ", value=", value);
53 else
54 ERR_add_error_data(4, "name=", name, ", value=", value);
Matt Caswell0f113f32015-01-22 03:40:55 +000055 }
56 return ret;
57}
Dr. Stephen Henson9aeaf1b1999-01-24 00:50:01 +000058
Dr. David von Oheimb02ae1302020-06-26 20:40:19 +020059X509_EXTENSION *X509V3_EXT_nconf(CONF *conf, X509V3_CTX *ctx, const char *name,
60 const char *value)
61{
62 return X509V3_EXT_nconf_int(conf, ctx, NULL, name, value);
63}
64
Dr. Stephen Hensonb7a26e62001-06-28 11:41:50 +000065X509_EXTENSION *X509V3_EXT_nconf_nid(CONF *conf, X509V3_CTX *ctx, int ext_nid,
FdaSilvaYY34707952016-05-14 23:09:34 +020066 const char *value)
Matt Caswell0f113f32015-01-22 03:40:55 +000067{
68 int crit;
69 int ext_type;
Dr. David von Oheimb02ae1302020-06-26 20:40:19 +020070
Matt Caswell0f113f32015-01-22 03:40:55 +000071 crit = v3_check_critical(&value);
72 if ((ext_type = v3_check_generic(&value)))
73 return v3_generic_extension(OBJ_nid2sn(ext_nid),
74 value, crit, ext_type, ctx);
75 return do_ext_nconf(conf, ctx, ext_nid, crit, value);
76}
Dr. Stephen Henson388ff0b1999-02-14 16:48:22 +000077
Dr. Stephen Hensonb7a26e62001-06-28 11:41:50 +000078/* CONF *conf: Config file */
Ulf Möller6b691a51999-04-19 21:31:43 +000079/* char *value: Value */
Dr. Stephen Hensonb7a26e62001-06-28 11:41:50 +000080static X509_EXTENSION *do_ext_nconf(CONF *conf, X509V3_CTX *ctx, int ext_nid,
FdaSilvaYY34707952016-05-14 23:09:34 +020081 int crit, const char *value)
Matt Caswell0f113f32015-01-22 03:40:55 +000082{
83 const X509V3_EXT_METHOD *method;
84 X509_EXTENSION *ext;
85 STACK_OF(CONF_VALUE) *nval;
86 void *ext_struc;
Rich Salz75ebbd92015-05-06 13:43:59 -040087
Matt Caswell0f113f32015-01-22 03:40:55 +000088 if (ext_nid == NID_undef) {
89 X509V3err(X509V3_F_DO_EXT_NCONF, X509V3_R_UNKNOWN_EXTENSION_NAME);
90 return NULL;
91 }
Rich Salz75ebbd92015-05-06 13:43:59 -040092 if ((method = X509V3_EXT_get_nid(ext_nid)) == NULL) {
Matt Caswell0f113f32015-01-22 03:40:55 +000093 X509V3err(X509V3_F_DO_EXT_NCONF, X509V3_R_UNKNOWN_EXTENSION);
94 return NULL;
95 }
96 /* Now get internal extension representation based on type */
97 if (method->v2i) {
98 if (*value == '@')
99 nval = NCONF_get_section(conf, value + 1);
100 else
101 nval = X509V3_parse_list(value);
Matt Caswell8605abf2016-06-10 15:30:09 +0100102 if (nval == NULL || sk_CONF_VALUE_num(nval) <= 0) {
Matt Caswell0f113f32015-01-22 03:40:55 +0000103 X509V3err(X509V3_F_DO_EXT_NCONF,
104 X509V3_R_INVALID_EXTENSION_STRING);
105 ERR_add_error_data(4, "name=", OBJ_nid2sn(ext_nid), ",section=",
106 value);
Matt Caswell8605abf2016-06-10 15:30:09 +0100107 if (*value != '@')
David Benjamine125c122016-07-26 11:36:23 -0400108 sk_CONF_VALUE_pop_free(nval, X509V3_conf_free);
Matt Caswell0f113f32015-01-22 03:40:55 +0000109 return NULL;
110 }
111 ext_struc = method->v2i(method, ctx, nval);
112 if (*value != '@')
113 sk_CONF_VALUE_pop_free(nval, X509V3_conf_free);
114 if (!ext_struc)
115 return NULL;
116 } else if (method->s2i) {
Rich Salz75ebbd92015-05-06 13:43:59 -0400117 if ((ext_struc = method->s2i(method, ctx, value)) == NULL)
Matt Caswell0f113f32015-01-22 03:40:55 +0000118 return NULL;
119 } else if (method->r2i) {
120 if (!ctx->db || !ctx->db_meth) {
121 X509V3err(X509V3_F_DO_EXT_NCONF, X509V3_R_NO_CONFIG_DATABASE);
122 return NULL;
123 }
Rich Salz75ebbd92015-05-06 13:43:59 -0400124 if ((ext_struc = method->r2i(method, ctx, value)) == NULL)
Matt Caswell0f113f32015-01-22 03:40:55 +0000125 return NULL;
126 } else {
127 X509V3err(X509V3_F_DO_EXT_NCONF,
128 X509V3_R_EXTENSION_SETTING_NOT_SUPPORTED);
129 ERR_add_error_data(2, "name=", OBJ_nid2sn(ext_nid));
130 return NULL;
131 }
Dr. Stephen Henson9aeaf1b1999-01-24 00:50:01 +0000132
Matt Caswell0f113f32015-01-22 03:40:55 +0000133 ext = do_ext_i2d(method, ext_nid, crit, ext_struc);
134 if (method->it)
135 ASN1_item_free(ext_struc, ASN1_ITEM_ptr(method->it));
136 else
137 method->ext_free(ext_struc);
138 return ext;
Dr. Stephen Hensonc8b41851999-05-09 16:39:11 +0000139
Matt Caswell0f113f32015-01-22 03:40:55 +0000140}
Dr. Stephen Hensonc8b41851999-05-09 16:39:11 +0000141
Matt Caswell0f113f32015-01-22 03:40:55 +0000142static X509_EXTENSION *do_ext_i2d(const X509V3_EXT_METHOD *method,
143 int ext_nid, int crit, void *ext_struc)
144{
145 unsigned char *ext_der = NULL;
146 int ext_len;
147 ASN1_OCTET_STRING *ext_oct = NULL;
148 X509_EXTENSION *ext;
Dr. David von Oheimb02ae1302020-06-26 20:40:19 +0200149
Matt Caswell0f113f32015-01-22 03:40:55 +0000150 /* Convert internal representation to DER */
151 if (method->it) {
152 ext_der = NULL;
153 ext_len =
154 ASN1_item_i2d(ext_struc, &ext_der, ASN1_ITEM_ptr(method->it));
155 if (ext_len < 0)
156 goto merr;
157 } else {
158 unsigned char *p;
Rich Salz75ebbd92015-05-06 13:43:59 -0400159
Matt Caswell0f113f32015-01-22 03:40:55 +0000160 ext_len = method->i2d(ext_struc, NULL);
Rich Salz75ebbd92015-05-06 13:43:59 -0400161 if ((ext_der = OPENSSL_malloc(ext_len)) == NULL)
Matt Caswell0f113f32015-01-22 03:40:55 +0000162 goto merr;
163 p = ext_der;
164 method->i2d(ext_struc, &p);
165 }
Rich Salz75ebbd92015-05-06 13:43:59 -0400166 if ((ext_oct = ASN1_OCTET_STRING_new()) == NULL)
Matt Caswell0f113f32015-01-22 03:40:55 +0000167 goto merr;
168 ext_oct->data = ext_der;
169 ext_der = NULL;
170 ext_oct->length = ext_len;
Dr. Stephen Henson2aff7722000-12-13 13:47:33 +0000171
Matt Caswell0f113f32015-01-22 03:40:55 +0000172 ext = X509_EXTENSION_create_by_NID(NULL, ext_nid, crit, ext_oct);
173 if (!ext)
174 goto merr;
Dr. Stephen Hensonf422a512015-03-14 04:16:42 +0000175 ASN1_OCTET_STRING_free(ext_oct);
Dr. Stephen Henson9aeaf1b1999-01-24 00:50:01 +0000176
Matt Caswell0f113f32015-01-22 03:40:55 +0000177 return ext;
Dr. Stephen Henson9aeaf1b1999-01-24 00:50:01 +0000178
Matt Caswell0f113f32015-01-22 03:40:55 +0000179 merr:
180 X509V3err(X509V3_F_DO_EXT_I2D, ERR_R_MALLOC_FAILURE);
Rich Salzb548a1f2015-05-01 10:02:07 -0400181 OPENSSL_free(ext_der);
Rich Salz0dfb9392015-03-24 07:52:24 -0400182 ASN1_OCTET_STRING_free(ext_oct);
Matt Caswell0f113f32015-01-22 03:40:55 +0000183 return NULL;
Dr. Stephen Hensonc8b41851999-05-09 16:39:11 +0000184
Matt Caswell0f113f32015-01-22 03:40:55 +0000185}
Dr. Stephen Hensonc8b41851999-05-09 16:39:11 +0000186
187/* Given an internal structure, nid and critical flag create an extension */
188
189X509_EXTENSION *X509V3_EXT_i2d(int ext_nid, int crit, void *ext_struc)
Matt Caswell0f113f32015-01-22 03:40:55 +0000190{
191 const X509V3_EXT_METHOD *method;
Rich Salz75ebbd92015-05-06 13:43:59 -0400192
193 if ((method = X509V3_EXT_get_nid(ext_nid)) == NULL) {
Matt Caswell0f113f32015-01-22 03:40:55 +0000194 X509V3err(X509V3_F_X509V3_EXT_I2D, X509V3_R_UNKNOWN_EXTENSION);
195 return NULL;
196 }
197 return do_ext_i2d(method, ext_nid, crit, ext_struc);
Dr. Stephen Henson9aeaf1b1999-01-24 00:50:01 +0000198}
199
Dr. Stephen Henson388ff0b1999-02-14 16:48:22 +0000200/* Check the extension string for critical flag */
FdaSilvaYY34707952016-05-14 23:09:34 +0200201static int v3_check_critical(const char **value)
Dr. Stephen Henson388ff0b1999-02-14 16:48:22 +0000202{
FdaSilvaYY34707952016-05-14 23:09:34 +0200203 const char *p = *value;
Dr. David von Oheimb02ae1302020-06-26 20:40:19 +0200204
Matt Caswell0f113f32015-01-22 03:40:55 +0000205 if ((strlen(p) < 9) || strncmp(p, "critical,", 9))
206 return 0;
207 p += 9;
Paulia1df06b2017-08-21 07:19:17 +1000208 while (ossl_isspace(*p))
Matt Caswell0f113f32015-01-22 03:40:55 +0000209 p++;
210 *value = p;
211 return 1;
Dr. Stephen Henson388ff0b1999-02-14 16:48:22 +0000212}
213
214/* Check extension string for generic extension and return the type */
FdaSilvaYY34707952016-05-14 23:09:34 +0200215static int v3_check_generic(const char **value)
Dr. Stephen Henson388ff0b1999-02-14 16:48:22 +0000216{
Matt Caswell0f113f32015-01-22 03:40:55 +0000217 int gen_type = 0;
FdaSilvaYY34707952016-05-14 23:09:34 +0200218 const char *p = *value;
Dr. David von Oheimb02ae1302020-06-26 20:40:19 +0200219
Rich Salz86885c22015-05-06 14:56:14 -0400220 if ((strlen(p) >= 4) && strncmp(p, "DER:", 4) == 0) {
Matt Caswell0f113f32015-01-22 03:40:55 +0000221 p += 4;
222 gen_type = 1;
Rich Salz86885c22015-05-06 14:56:14 -0400223 } else if ((strlen(p) >= 5) && strncmp(p, "ASN1:", 5) == 0) {
Matt Caswell0f113f32015-01-22 03:40:55 +0000224 p += 5;
225 gen_type = 2;
226 } else
227 return 0;
Dr. Stephen Henson9ea1b872002-11-12 13:34:51 +0000228
Paulia1df06b2017-08-21 07:19:17 +1000229 while (ossl_isspace(*p))
Matt Caswell0f113f32015-01-22 03:40:55 +0000230 p++;
231 *value = p;
232 return gen_type;
Dr. Stephen Henson388ff0b1999-02-14 16:48:22 +0000233}
234
Dr. Stephen Hensonc79b16e1999-08-25 16:59:26 +0000235/* Create a generic extension: for now just handle DER type */
FdaSilvaYY34707952016-05-14 23:09:34 +0200236static X509_EXTENSION *v3_generic_extension(const char *ext, const char *value,
Matt Caswell0f113f32015-01-22 03:40:55 +0000237 int crit, int gen_type,
238 X509V3_CTX *ctx)
239{
240 unsigned char *ext_der = NULL;
Gunnar Kudrjavets4c9b0a02015-05-06 10:16:55 +0100241 long ext_len = 0;
Matt Caswell0f113f32015-01-22 03:40:55 +0000242 ASN1_OBJECT *obj = NULL;
243 ASN1_OCTET_STRING *oct = NULL;
244 X509_EXTENSION *extension = NULL;
Rich Salz75ebbd92015-05-06 13:43:59 -0400245
246 if ((obj = OBJ_txt2obj(ext, 0)) == NULL) {
Matt Caswell0f113f32015-01-22 03:40:55 +0000247 X509V3err(X509V3_F_V3_GENERIC_EXTENSION,
248 X509V3_R_EXTENSION_NAME_ERROR);
249 ERR_add_error_data(2, "name=", ext);
250 goto err;
251 }
Dr. Stephen Henson388ff0b1999-02-14 16:48:22 +0000252
Matt Caswell0f113f32015-01-22 03:40:55 +0000253 if (gen_type == 1)
Rich Salz14f051a2016-04-13 15:58:28 -0400254 ext_der = OPENSSL_hexstr2buf(value, &ext_len);
Matt Caswell0f113f32015-01-22 03:40:55 +0000255 else if (gen_type == 2)
256 ext_der = generic_asn1(value, ctx, &ext_len);
Dr. Stephen Henson9ea1b872002-11-12 13:34:51 +0000257
Matt Caswell0f113f32015-01-22 03:40:55 +0000258 if (ext_der == NULL) {
259 X509V3err(X509V3_F_V3_GENERIC_EXTENSION,
260 X509V3_R_EXTENSION_VALUE_ERROR);
261 ERR_add_error_data(2, "value=", value);
262 goto err;
263 }
Dr. Stephen Henson388ff0b1999-02-14 16:48:22 +0000264
Rich Salz75ebbd92015-05-06 13:43:59 -0400265 if ((oct = ASN1_OCTET_STRING_new()) == NULL) {
Matt Caswell0f113f32015-01-22 03:40:55 +0000266 X509V3err(X509V3_F_V3_GENERIC_EXTENSION, ERR_R_MALLOC_FAILURE);
267 goto err;
268 }
Dr. Stephen Henson388ff0b1999-02-14 16:48:22 +0000269
Matt Caswell0f113f32015-01-22 03:40:55 +0000270 oct->data = ext_der;
271 oct->length = ext_len;
272 ext_der = NULL;
Dr. Stephen Henson388ff0b1999-02-14 16:48:22 +0000273
Matt Caswell0f113f32015-01-22 03:40:55 +0000274 extension = X509_EXTENSION_create_by_OBJ(NULL, obj, crit, oct);
Dr. Stephen Henson388ff0b1999-02-14 16:48:22 +0000275
Matt Caswell0f113f32015-01-22 03:40:55 +0000276 err:
277 ASN1_OBJECT_free(obj);
Dr. Stephen Hensonf422a512015-03-14 04:16:42 +0000278 ASN1_OCTET_STRING_free(oct);
Rich Salzb548a1f2015-05-01 10:02:07 -0400279 OPENSSL_free(ext_der);
Matt Caswell0f113f32015-01-22 03:40:55 +0000280 return extension;
Dr. Stephen Hensonb7a26e62001-06-28 11:41:50 +0000281
Matt Caswell0f113f32015-01-22 03:40:55 +0000282}
Dr. Stephen Henson388ff0b1999-02-14 16:48:22 +0000283
FdaSilvaYY34707952016-05-14 23:09:34 +0200284static unsigned char *generic_asn1(const char *value, X509V3_CTX *ctx,
Matt Caswell0f113f32015-01-22 03:40:55 +0000285 long *ext_len)
286{
287 ASN1_TYPE *typ;
288 unsigned char *ext_der = NULL;
Dr. David von Oheimb02ae1302020-06-26 20:40:19 +0200289
Matt Caswell0f113f32015-01-22 03:40:55 +0000290 typ = ASN1_generate_v3(value, ctx);
291 if (typ == NULL)
292 return NULL;
293 *ext_len = i2d_ASN1_TYPE(typ, &ext_der);
294 ASN1_TYPE_free(typ);
295 return ext_der;
296}
Dr. Stephen Henson388ff0b1999-02-14 16:48:22 +0000297
Dr. Stephen Hensonebaa2cf2010-03-03 19:56:34 +0000298static void delete_ext(STACK_OF(X509_EXTENSION) *sk, X509_EXTENSION *dext)
Matt Caswell0f113f32015-01-22 03:40:55 +0000299{
300 int idx;
301 ASN1_OBJECT *obj;
Dr. David von Oheimb02ae1302020-06-26 20:40:19 +0200302
Matt Caswell0f113f32015-01-22 03:40:55 +0000303 obj = X509_EXTENSION_get_object(dext);
304 while ((idx = X509v3_get_ext_by_OBJ(sk, obj, -1)) >= 0) {
305 X509_EXTENSION *tmpext = X509v3_get_ext(sk, idx);
Dr. David von Oheimb02ae1302020-06-26 20:40:19 +0200306
Matt Caswell0f113f32015-01-22 03:40:55 +0000307 X509v3_delete_ext(sk, idx);
308 X509_EXTENSION_free(tmpext);
309 }
310}
Dr. Stephen Hensonebaa2cf2010-03-03 19:56:34 +0000311
Matt Caswell0f113f32015-01-22 03:40:55 +0000312/*
313 * This is the main function: add a bunch of extensions based on a config
314 * file section to an extension STACK.
Dr. Stephen Henson9aeaf1b1999-01-24 00:50:01 +0000315 */
316
FdaSilvaYY34707952016-05-14 23:09:34 +0200317int X509V3_EXT_add_nconf_sk(CONF *conf, X509V3_CTX *ctx, const char *section,
Matt Caswell0f113f32015-01-22 03:40:55 +0000318 STACK_OF(X509_EXTENSION) **sk)
319{
320 X509_EXTENSION *ext;
321 STACK_OF(CONF_VALUE) *nval;
322 CONF_VALUE *val;
323 int i;
Rich Salz75ebbd92015-05-06 13:43:59 -0400324
325 if ((nval = NCONF_get_section(conf, section)) == NULL)
Matt Caswell0f113f32015-01-22 03:40:55 +0000326 return 0;
327 for (i = 0; i < sk_CONF_VALUE_num(nval); i++) {
328 val = sk_CONF_VALUE_value(nval, i);
Dr. David von Oheimb02ae1302020-06-26 20:40:19 +0200329 if ((ext = X509V3_EXT_nconf_int(conf, ctx, val->section,
330 val->name, val->value)) == NULL)
Matt Caswell0f113f32015-01-22 03:40:55 +0000331 return 0;
332 if (ctx->flags == X509V3_CTX_REPLACE)
333 delete_ext(*sk, ext);
Pavel Kopylabcf2412017-11-07 15:28:18 +0300334 if (sk != NULL) {
335 if (X509v3_add_ext(sk, ext, -1) == NULL) {
336 X509_EXTENSION_free(ext);
337 return 0;
338 }
339 }
Matt Caswell0f113f32015-01-22 03:40:55 +0000340 X509_EXTENSION_free(ext);
341 }
342 return 1;
343}
Dr. Stephen Hensonb7a26e62001-06-28 11:41:50 +0000344
Matt Caswell0f113f32015-01-22 03:40:55 +0000345/*
346 * Convenience functions to add extensions to a certificate, CRL and request
347 */
Dr. Stephen Hensonb7a26e62001-06-28 11:41:50 +0000348
FdaSilvaYY34707952016-05-14 23:09:34 +0200349int X509V3_EXT_add_nconf(CONF *conf, X509V3_CTX *ctx, const char *section,
Matt Caswell0f113f32015-01-22 03:40:55 +0000350 X509 *cert)
351{
352 STACK_OF(X509_EXTENSION) **sk = NULL;
353 if (cert)
Dr. Stephen Henson5cf6abd2015-09-16 18:40:26 +0100354 sk = &cert->cert_info.extensions;
Matt Caswell0f113f32015-01-22 03:40:55 +0000355 return X509V3_EXT_add_nconf_sk(conf, ctx, section, sk);
356}
Dr. Stephen Henson9aeaf1b1999-01-24 00:50:01 +0000357
Dr. Stephen Henson1756d401999-03-06 19:33:29 +0000358/* Same as above but for a CRL */
359
FdaSilvaYY34707952016-05-14 23:09:34 +0200360int X509V3_EXT_CRL_add_nconf(CONF *conf, X509V3_CTX *ctx, const char *section,
Matt Caswell0f113f32015-01-22 03:40:55 +0000361 X509_CRL *crl)
362{
363 STACK_OF(X509_EXTENSION) **sk = NULL;
364 if (crl)
Dr. Stephen Henson7aef39a2015-09-16 00:24:43 +0100365 sk = &crl->crl.extensions;
Matt Caswell0f113f32015-01-22 03:40:55 +0000366 return X509V3_EXT_add_nconf_sk(conf, ctx, section, sk);
367}
Dr. Stephen Henson1756d401999-03-06 19:33:29 +0000368
Dr. Stephen Hensonc79b16e1999-08-25 16:59:26 +0000369/* Add extensions to certificate request */
370
FdaSilvaYY34707952016-05-14 23:09:34 +0200371int X509V3_EXT_REQ_add_nconf(CONF *conf, X509V3_CTX *ctx, const char *section,
Matt Caswell0f113f32015-01-22 03:40:55 +0000372 X509_REQ *req)
373{
374 STACK_OF(X509_EXTENSION) *extlist = NULL, **sk = NULL;
375 int i;
Dr. David von Oheimb02ae1302020-06-26 20:40:19 +0200376
Matt Caswell0f113f32015-01-22 03:40:55 +0000377 if (req)
378 sk = &extlist;
379 i = X509V3_EXT_add_nconf_sk(conf, ctx, section, sk);
380 if (!i || !sk)
381 return i;
382 i = X509_REQ_add_extensions(req, extlist);
383 sk_X509_EXTENSION_pop_free(extlist, X509_EXTENSION_free);
384 return i;
385}
Dr. Stephen Hensonc79b16e1999-08-25 16:59:26 +0000386
Dr. Stephen Henson1d48dd01999-04-16 23:57:04 +0000387/* Config database functions */
388
FdaSilvaYYc8f717f2016-06-12 18:20:40 +0200389char *X509V3_get_string(X509V3_CTX *ctx, const char *name, const char *section)
Matt Caswell0f113f32015-01-22 03:40:55 +0000390{
391 if (!ctx->db || !ctx->db_meth || !ctx->db_meth->get_string) {
392 X509V3err(X509V3_F_X509V3_GET_STRING, X509V3_R_OPERATION_NOT_DEFINED);
393 return NULL;
394 }
395 if (ctx->db_meth->get_string)
396 return ctx->db_meth->get_string(ctx->db, name, section);
397 return NULL;
398}
Dr. Stephen Henson1d48dd01999-04-16 23:57:04 +0000399
FdaSilvaYYc8f717f2016-06-12 18:20:40 +0200400STACK_OF(CONF_VALUE) *X509V3_get_section(X509V3_CTX *ctx, const char *section)
Matt Caswell0f113f32015-01-22 03:40:55 +0000401{
402 if (!ctx->db || !ctx->db_meth || !ctx->db_meth->get_section) {
403 X509V3err(X509V3_F_X509V3_GET_SECTION,
404 X509V3_R_OPERATION_NOT_DEFINED);
405 return NULL;
406 }
407 if (ctx->db_meth->get_section)
408 return ctx->db_meth->get_section(ctx->db, section);
409 return NULL;
410}
Dr. Stephen Henson1d48dd01999-04-16 23:57:04 +0000411
Ulf Möller6b691a51999-04-19 21:31:43 +0000412void X509V3_string_free(X509V3_CTX *ctx, char *str)
Matt Caswell0f113f32015-01-22 03:40:55 +0000413{
414 if (!str)
415 return;
416 if (ctx->db_meth->free_string)
417 ctx->db_meth->free_string(ctx->db, str);
418}
Dr. Stephen Henson1d48dd01999-04-16 23:57:04 +0000419
Dr. Stephen Hensonba404b51999-06-20 22:18:16 +0000420void X509V3_section_free(X509V3_CTX *ctx, STACK_OF(CONF_VALUE) *section)
Matt Caswell0f113f32015-01-22 03:40:55 +0000421{
422 if (!section)
423 return;
424 if (ctx->db_meth->free_section)
425 ctx->db_meth->free_section(ctx->db, section);
426}
Dr. Stephen Hensonb7a26e62001-06-28 11:41:50 +0000427
FdaSilvaYY34707952016-05-14 23:09:34 +0200428static char *nconf_get_string(void *db, const char *section, const char *value)
Matt Caswell0f113f32015-01-22 03:40:55 +0000429{
430 return NCONF_get_string(db, section, value);
431}
Dr. Stephen Hensonb7a26e62001-06-28 11:41:50 +0000432
FdaSilvaYY34707952016-05-14 23:09:34 +0200433static STACK_OF(CONF_VALUE) *nconf_get_section(void *db, const char *section)
Matt Caswell0f113f32015-01-22 03:40:55 +0000434{
435 return NCONF_get_section(db, section);
436}
Dr. Stephen Hensonb7a26e62001-06-28 11:41:50 +0000437
438static X509V3_CONF_METHOD nconf_method = {
Matt Caswell0f113f32015-01-22 03:40:55 +0000439 nconf_get_string,
440 nconf_get_section,
441 NULL,
442 NULL
Dr. Stephen Hensonb7a26e62001-06-28 11:41:50 +0000443};
444
445void X509V3_set_nconf(X509V3_CTX *ctx, CONF *conf)
Matt Caswell0f113f32015-01-22 03:40:55 +0000446{
447 ctx->db_meth = &nconf_method;
448 ctx->db = conf;
449}
Dr. Stephen Hensonb7a26e62001-06-28 11:41:50 +0000450
451void X509V3_set_ctx(X509V3_CTX *ctx, X509 *issuer, X509 *subj, X509_REQ *req,
Matt Caswell0f113f32015-01-22 03:40:55 +0000452 X509_CRL *crl, int flags)
453{
454 ctx->issuer_cert = issuer;
455 ctx->subject_cert = subj;
456 ctx->crl = crl;
457 ctx->subject_req = req;
458 ctx->flags = flags;
459}
Dr. Stephen Hensonb7a26e62001-06-28 11:41:50 +0000460
461/* Old conf compatibility functions */
462
Ben Laurie3c1d6bb2008-05-26 11:24:29 +0000463X509_EXTENSION *X509V3_EXT_conf(LHASH_OF(CONF_VALUE) *conf, X509V3_CTX *ctx,
FdaSilvaYY34707952016-05-14 23:09:34 +0200464 const char *name, const char *value)
Matt Caswell0f113f32015-01-22 03:40:55 +0000465{
466 CONF ctmp;
Dr. David von Oheimb02ae1302020-06-26 20:40:19 +0200467
Matt Caswell0f113f32015-01-22 03:40:55 +0000468 CONF_set_nconf(&ctmp, conf);
469 return X509V3_EXT_nconf(&ctmp, ctx, name, value);
470}
Dr. Stephen Hensonb7a26e62001-06-28 11:41:50 +0000471
Matt Caswell0f113f32015-01-22 03:40:55 +0000472X509_EXTENSION *X509V3_EXT_conf_nid(LHASH_OF(CONF_VALUE) *conf,
FdaSilvaYY34707952016-05-14 23:09:34 +0200473 X509V3_CTX *ctx, int ext_nid, const char *value)
Matt Caswell0f113f32015-01-22 03:40:55 +0000474{
475 CONF ctmp;
476 CONF_set_nconf(&ctmp, conf);
477 return X509V3_EXT_nconf_nid(&ctmp, ctx, ext_nid, value);
478}
Dr. Stephen Henson1d48dd01999-04-16 23:57:04 +0000479
FdaSilvaYY34707952016-05-14 23:09:34 +0200480static char *conf_lhash_get_string(void *db, const char *section, const char *value)
Matt Caswell0f113f32015-01-22 03:40:55 +0000481{
482 return CONF_get_string(db, section, value);
483}
Dr. Stephen Henson1d48dd01999-04-16 23:57:04 +0000484
FdaSilvaYY34707952016-05-14 23:09:34 +0200485static STACK_OF(CONF_VALUE) *conf_lhash_get_section(void *db, const char *section)
Matt Caswell0f113f32015-01-22 03:40:55 +0000486{
487 return CONF_get_section(db, section);
488}
Dr. Stephen Henson1d48dd01999-04-16 23:57:04 +0000489
490static X509V3_CONF_METHOD conf_lhash_method = {
Matt Caswell0f113f32015-01-22 03:40:55 +0000491 conf_lhash_get_string,
492 conf_lhash_get_section,
493 NULL,
494 NULL
Dr. Stephen Henson1d48dd01999-04-16 23:57:04 +0000495};
496
Ben Laurie3c1d6bb2008-05-26 11:24:29 +0000497void X509V3_set_conf_lhash(X509V3_CTX *ctx, LHASH_OF(CONF_VALUE) *lhash)
Matt Caswell0f113f32015-01-22 03:40:55 +0000498{
499 ctx->db_meth = &conf_lhash_method;
500 ctx->db = lhash;
501}
Dr. Stephen Henson1d48dd01999-04-16 23:57:04 +0000502
Ben Laurie3c1d6bb2008-05-26 11:24:29 +0000503int X509V3_EXT_add_conf(LHASH_OF(CONF_VALUE) *conf, X509V3_CTX *ctx,
FdaSilvaYY34707952016-05-14 23:09:34 +0200504 const char *section, X509 *cert)
Matt Caswell0f113f32015-01-22 03:40:55 +0000505{
506 CONF ctmp;
Dr. David von Oheimb02ae1302020-06-26 20:40:19 +0200507
Matt Caswell0f113f32015-01-22 03:40:55 +0000508 CONF_set_nconf(&ctmp, conf);
509 return X509V3_EXT_add_nconf(&ctmp, ctx, section, cert);
510}
Dr. Stephen Hensonb7a26e62001-06-28 11:41:50 +0000511
512/* Same as above but for a CRL */
513
Ben Laurie3c1d6bb2008-05-26 11:24:29 +0000514int X509V3_EXT_CRL_add_conf(LHASH_OF(CONF_VALUE) *conf, X509V3_CTX *ctx,
FdaSilvaYY34707952016-05-14 23:09:34 +0200515 const char *section, X509_CRL *crl)
Matt Caswell0f113f32015-01-22 03:40:55 +0000516{
517 CONF ctmp;
Dr. David von Oheimb02ae1302020-06-26 20:40:19 +0200518
Matt Caswell0f113f32015-01-22 03:40:55 +0000519 CONF_set_nconf(&ctmp, conf);
520 return X509V3_EXT_CRL_add_nconf(&ctmp, ctx, section, crl);
521}
Dr. Stephen Hensonb7a26e62001-06-28 11:41:50 +0000522
523/* Add extensions to certificate request */
524
Ben Laurie3c1d6bb2008-05-26 11:24:29 +0000525int X509V3_EXT_REQ_add_conf(LHASH_OF(CONF_VALUE) *conf, X509V3_CTX *ctx,
FdaSilvaYY34707952016-05-14 23:09:34 +0200526 const char *section, X509_REQ *req)
Matt Caswell0f113f32015-01-22 03:40:55 +0000527{
528 CONF ctmp;
Dr. David von Oheimb02ae1302020-06-26 20:40:19 +0200529
Matt Caswell0f113f32015-01-22 03:40:55 +0000530 CONF_set_nconf(&ctmp, conf);
531 return X509V3_EXT_REQ_add_nconf(&ctmp, ctx, section, req);
532}