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b6f94dbe 1/* v3_ocsp.c */
d3819813 2/*
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3 * Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL project
4 * 1999.
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).
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57 *
58 */
59
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60#ifndef OPENSSL_NO_OCSP
61
d3819813 62# include <stdio.h>
b6f94dbe 63# include "cryptlib.h"
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64# include <openssl/conf.h>
65# include <openssl/asn1.h>
66# include <openssl/ocsp.h>
67# include <openssl/x509v3.h>
3e575651 68
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69/*
70 * OCSP extensions and a couple of CRL entry extensions
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71 */
72
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73static int i2r_ocsp_crlid(const X509V3_EXT_METHOD *method, void *nonce,
74 BIO *out, int indent);
75static int i2r_ocsp_acutoff(const X509V3_EXT_METHOD *method, void *nonce,
76 BIO *out, int indent);
77static int i2r_object(const X509V3_EXT_METHOD *method, void *obj, BIO *out,
78 int indent);
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79
80static void *ocsp_nonce_new(void);
81static int i2d_ocsp_nonce(void *a, unsigned char **pp);
82static void *d2i_ocsp_nonce(void *a, const unsigned char **pp, long length);
83static void ocsp_nonce_free(void *a);
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84static int i2r_ocsp_nonce(const X509V3_EXT_METHOD *method, void *nonce,
85 BIO *out, int indent);
3e575651 86
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87static int i2r_ocsp_nocheck(const X509V3_EXT_METHOD *method,
88 void *nocheck, BIO *out, int indent);
89static void *s2i_ocsp_nocheck(const X509V3_EXT_METHOD *method,
90 X509V3_CTX *ctx, const char *str);
91static int i2r_ocsp_serviceloc(const X509V3_EXT_METHOD *method, void *in,
92 BIO *bp, int ind);
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93
94const X509V3_EXT_METHOD v3_ocsp_crlid = {
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95 NID_id_pkix_OCSP_CrlID, 0, ASN1_ITEM_ref(OCSP_CRLID),
96 0, 0, 0, 0,
97 0, 0,
98 0, 0,
99 i2r_ocsp_crlid, 0,
100 NULL
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101};
102
103const X509V3_EXT_METHOD v3_ocsp_acutoff = {
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104 NID_id_pkix_OCSP_archiveCutoff, 0, ASN1_ITEM_ref(ASN1_GENERALIZEDTIME),
105 0, 0, 0, 0,
106 0, 0,
107 0, 0,
108 i2r_ocsp_acutoff, 0,
109 NULL
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110};
111
112const X509V3_EXT_METHOD v3_crl_invdate = {
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113 NID_invalidity_date, 0, ASN1_ITEM_ref(ASN1_GENERALIZEDTIME),
114 0, 0, 0, 0,
115 0, 0,
116 0, 0,
117 i2r_ocsp_acutoff, 0,
118 NULL
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119};
120
121const X509V3_EXT_METHOD v3_crl_hold = {
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122 NID_hold_instruction_code, 0, ASN1_ITEM_ref(ASN1_OBJECT),
123 0, 0, 0, 0,
124 0, 0,
125 0, 0,
126 i2r_object, 0,
127 NULL
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128};
129
130const X509V3_EXT_METHOD v3_ocsp_nonce = {
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131 NID_id_pkix_OCSP_Nonce, 0, NULL,
132 ocsp_nonce_new,
133 ocsp_nonce_free,
134 d2i_ocsp_nonce,
135 i2d_ocsp_nonce,
136 0, 0,
137 0, 0,
138 i2r_ocsp_nonce, 0,
139 NULL
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140};
141
142const X509V3_EXT_METHOD v3_ocsp_nocheck = {
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143 NID_id_pkix_OCSP_noCheck, 0, ASN1_ITEM_ref(ASN1_NULL),
144 0, 0, 0, 0,
145 0, s2i_ocsp_nocheck,
146 0, 0,
147 i2r_ocsp_nocheck, 0,
148 NULL
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149};
150
151const X509V3_EXT_METHOD v3_ocsp_serviceloc = {
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152 NID_id_pkix_OCSP_serviceLocator, 0, ASN1_ITEM_ref(OCSP_SERVICELOC),
153 0, 0, 0, 0,
154 0, 0,
155 0, 0,
156 i2r_ocsp_serviceloc, 0,
157 NULL
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158};
159
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160static int i2r_ocsp_crlid(const X509V3_EXT_METHOD *method, void *in, BIO *bp,
161 int ind)
3e575651 162{
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163 OCSP_CRLID *a = in;
164 if (a->crlUrl) {
165 if (BIO_printf(bp, "%*scrlUrl: ", ind, "") <= 0)
166 goto err;
167 if (!ASN1_STRING_print(bp, (ASN1_STRING *)a->crlUrl))
168 goto err;
169 if (BIO_write(bp, "\n", 1) <= 0)
170 goto err;
171 }
172 if (a->crlNum) {
173 if (BIO_printf(bp, "%*scrlNum: ", ind, "") <= 0)
174 goto err;
175 if (i2a_ASN1_INTEGER(bp, a->crlNum) <= 0)
176 goto err;
177 if (BIO_write(bp, "\n", 1) <= 0)
178 goto err;
179 }
180 if (a->crlTime) {
181 if (BIO_printf(bp, "%*scrlTime: ", ind, "") <= 0)
182 goto err;
183 if (!ASN1_GENERALIZEDTIME_print(bp, a->crlTime))
184 goto err;
185 if (BIO_write(bp, "\n", 1) <= 0)
186 goto err;
187 }
188 return 1;
189 err:
190 return 0;
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191}
192
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193static int i2r_ocsp_acutoff(const X509V3_EXT_METHOD *method, void *cutoff,
194 BIO *bp, int ind)
3e575651 195{
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196 if (BIO_printf(bp, "%*s", ind, "") <= 0)
197 return 0;
198 if (!ASN1_GENERALIZEDTIME_print(bp, cutoff))
199 return 0;
200 return 1;
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201}
202
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203static int i2r_object(const X509V3_EXT_METHOD *method, void *oid, BIO *bp,
204 int ind)
3e575651 205{
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206 if (BIO_printf(bp, "%*s", ind, "") <= 0)
207 return 0;
208 if (i2a_ASN1_OBJECT(bp, oid) <= 0)
209 return 0;
210 return 1;
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211}
212
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213/*
214 * OCSP nonce. This is needs special treatment because it doesn't have an
215 * ASN1 encoding at all: it just contains arbitrary data.
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216 */
217
218static void *ocsp_nonce_new(void)
219{
d3819813 220 return ASN1_OCTET_STRING_new();
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221}
222
223static int i2d_ocsp_nonce(void *a, unsigned char **pp)
224{
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225 ASN1_OCTET_STRING *os = a;
226 if (pp) {
227 memcpy(*pp, os->data, os->length);
228 *pp += os->length;
229 }
230 return os->length;
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231}
232
233static void *d2i_ocsp_nonce(void *a, const unsigned char **pp, long length)
234{
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235 ASN1_OCTET_STRING *os, **pos;
236 pos = a;
b6f94dbe 237 if (!pos || !*pos)
d3819813 238 os = ASN1_OCTET_STRING_new();
b6f94dbe 239 else
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240 os = *pos;
241 if (!ASN1_OCTET_STRING_set(os, *pp, length))
242 goto err;
3e575651 243
d3819813 244 *pp += length;
3e575651 245
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246 if (pos)
247 *pos = os;
248 return os;
3e575651 249
d3819813 250 err:
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251 if (os && (!pos || (*pos != os)))
252 M_ASN1_OCTET_STRING_free(os);
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253 OCSPerr(OCSP_F_D2I_OCSP_NONCE, ERR_R_MALLOC_FAILURE);
254 return NULL;
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255}
256
257static void ocsp_nonce_free(void *a)
258{
b6f94dbe 259 M_ASN1_OCTET_STRING_free(a);
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260}
261
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262static int i2r_ocsp_nonce(const X509V3_EXT_METHOD *method, void *nonce,
263 BIO *out, int indent)
3e575651 264{
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265 if (BIO_printf(out, "%*s", indent, "") <= 0)
266 return 0;
267 if (i2a_ASN1_STRING(out, nonce, V_ASN1_OCTET_STRING) <= 0)
268 return 0;
269 return 1;
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270}
271
272/* Nocheck is just a single NULL. Don't print anything and always set it */
273
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274static int i2r_ocsp_nocheck(const X509V3_EXT_METHOD *method, void *nocheck,
275 BIO *out, int indent)
3e575651 276{
d3819813 277 return 1;
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278}
279
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280static void *s2i_ocsp_nocheck(const X509V3_EXT_METHOD *method,
281 X509V3_CTX *ctx, const char *str)
3e575651 282{
d3819813 283 return ASN1_NULL_new();
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284}
285
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286static int i2r_ocsp_serviceloc(const X509V3_EXT_METHOD *method, void *in,
287 BIO *bp, int ind)
288{
289 int i;
290 OCSP_SERVICELOC *a = in;
291 ACCESS_DESCRIPTION *ad;
3e575651 292
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293 if (BIO_printf(bp, "%*sIssuer: ", ind, "") <= 0)
294 goto err;
295 if (X509_NAME_print_ex(bp, a->issuer, 0, XN_FLAG_ONELINE) <= 0)
296 goto err;
297 for (i = 0; i < sk_ACCESS_DESCRIPTION_num(a->locator); i++) {
298 ad = sk_ACCESS_DESCRIPTION_value(a->locator, i);
299 if (BIO_printf(bp, "\n%*s", (2 * ind), "") <= 0)
300 goto err;
301 if (i2a_ASN1_OBJECT(bp, ad->method) <= 0)
302 goto err;
303 if (BIO_puts(bp, " - ") <= 0)
304 goto err;
305 if (GENERAL_NAME_print(bp, ad->location) <= 0)
306 goto err;
307 }
308 return 1;
309 err:
310 return 0;
311}
b6f94dbe 312#endif