1 /* v3_ocsp.c */
2 /* Written by Dr Stephen N Henson (shenson@bigfoot.com) for the OpenSSL
3 * project 1999.
4 */
5 /* ====================================================================
6 * Copyright (c) 1999 The OpenSSL Project. All rights reserved.
7 *
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
10 * are met:
11 *
12 * 1. Redistributions of source code must retain the above copyright
13 * notice, this list of conditions and the following disclaimer.
14 *
15 * 2. Redistributions in binary form must reproduce the above copyright
16 * notice, this list of conditions and the following disclaimer in
17 * the documentation and/or other materials provided with the
18 * distribution.
19 *
20 * 3. All advertising materials mentioning features or use of this
21 * software must display the following acknowledgment:
22 * "This product includes software developed by the OpenSSL Project
23 * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
24 *
25 * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
26 * endorse or promote products derived from this software without
27 * prior written permission. For written permission, please contact
28 * licensing@OpenSSL.org.
29 *
30 * 5. Products derived from this software may not be called "OpenSSL"
31 * nor may "OpenSSL" appear in their names without prior written
32 * permission of the OpenSSL Project.
33 *
34 * 6. Redistributions of any form whatsoever must retain the following
35 * acknowledgment:
36 * "This product includes software developed by the OpenSSL Project
37 * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
38 *
39 * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
40 * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
41 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
42 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
43 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
44 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
45 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
46 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
47 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
48 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
49 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
50 * OF THE POSSIBILITY OF SUCH DAMAGE.
51 * ====================================================================
52 *
53 * This product includes cryptographic software written by Eric Young
54 * (eay@cryptsoft.com). This product includes software written by Tim
55 * Hudson (tjh@cryptsoft.com).
56 *
57 */
58
59 #ifndef OPENSSL_NO_OCSP
60
61 #include <stdio.h>
62 #include "cryptlib.h"
63 #include <openssl/conf.h>
64 #include <openssl/asn1.h>
65 #include <openssl/ocsp.h>
66 #include <openssl/x509v3.h>
67
68 /* OCSP extensions and a couple of CRL entry extensions
69 */
70
71 static int i2r_ocsp_crlid(X509V3_EXT_METHOD *method, void *nonce, BIO *out, int indent);
72 static int i2r_ocsp_acutoff(X509V3_EXT_METHOD *method, void *nonce, BIO *out, int indent);
73 static int i2r_object(X509V3_EXT_METHOD *method, void *obj, BIO *out, int indent);
74
75 static void *ocsp_nonce_new(void);
76 static int i2d_ocsp_nonce(void *a, unsigned char **pp);
77 static void *d2i_ocsp_nonce(void *a, const unsigned char **pp, long length);
78 static void ocsp_nonce_free(void *a);
79 static int i2r_ocsp_nonce(X509V3_EXT_METHOD *method, void *nonce, BIO *out, int indent);
80
81 static int i2r_ocsp_nocheck(X509V3_EXT_METHOD *method, void *nocheck, BIO *out, int indent);
82 static void *s2i_ocsp_nocheck(X509V3_EXT_METHOD *method, X509V3_CTX *ctx, const char *str);
83 static int i2r_ocsp_serviceloc(X509V3_EXT_METHOD *method, void *in, BIO *bp, int ind);
84
85 X509V3_EXT_METHOD v3_ocsp_crlid = {
86 NID_id_pkix_OCSP_CrlID, 0, ASN1_ITEM_ref(OCSP_CRLID),
87 0,0,0,0,
88 0,0,
89 0,0,
90 i2r_ocsp_crlid,0,
91 NULL
92 };
93
94 X509V3_EXT_METHOD v3_ocsp_acutoff = {
95 NID_id_pkix_OCSP_archiveCutoff, 0, ASN1_ITEM_ref(ASN1_GENERALIZEDTIME),
96 0,0,0,0,
97 0,0,
98 0,0,
99 i2r_ocsp_acutoff,0,
100 NULL
101 };
102
103 X509V3_EXT_METHOD v3_crl_invdate = {
104 NID_invalidity_date, 0, ASN1_ITEM_ref(ASN1_GENERALIZEDTIME),
105 0,0,0,0,
106 0,0,
107 0,0,
108 i2r_ocsp_acutoff,0,
109 NULL
110 };
111
112 X509V3_EXT_METHOD v3_crl_hold = {
113 NID_hold_instruction_code, 0, ASN1_ITEM_ref(ASN1_OBJECT),
114 0,0,0,0,
115 0,0,
116 0,0,
117 i2r_object,0,
118 NULL
119 };
120
121 X509V3_EXT_METHOD v3_ocsp_nonce = {
122 NID_id_pkix_OCSP_Nonce, 0, NULL,
123 ocsp_nonce_new,
124 ocsp_nonce_free,
125 d2i_ocsp_nonce,
126 i2d_ocsp_nonce,
127 0,0,
128 0,0,
129 i2r_ocsp_nonce,0,
130 NULL
131 };
132
133 X509V3_EXT_METHOD v3_ocsp_nocheck = {
134 NID_id_pkix_OCSP_noCheck, 0, ASN1_ITEM_ref(ASN1_NULL),
135 0,0,0,0,
136 0,s2i_ocsp_nocheck,
137 0,0,
138 i2r_ocsp_nocheck,0,
139 NULL
140 };
141
142 X509V3_EXT_METHOD v3_ocsp_serviceloc = {
143 NID_id_pkix_OCSP_serviceLocator, 0, ASN1_ITEM_ref(OCSP_SERVICELOC),
144 0,0,0,0,
145 0,0,
146 0,0,
147 i2r_ocsp_serviceloc,0,
148 NULL
149 };
150
i2r_ocsp_crlid(X509V3_EXT_METHOD * method,void * in,BIO * bp,int ind)151 static int i2r_ocsp_crlid(X509V3_EXT_METHOD *method, void *in, BIO *bp, int ind)
152 {
153 OCSP_CRLID *a = in;
154 if (a->crlUrl)
155 {
156 if (!BIO_printf(bp, "%*scrlUrl: ", ind, "")) goto err;
157 if (!ASN1_STRING_print(bp, (ASN1_STRING*)a->crlUrl)) goto err;
158 if (!BIO_write(bp, "\n", 1)) goto err;
159 }
160 if (a->crlNum)
161 {
162 if (!BIO_printf(bp, "%*scrlNum: ", ind, "")) goto err;
163 if (!i2a_ASN1_INTEGER(bp, a->crlNum)) goto err;
164 if (!BIO_write(bp, "\n", 1)) goto err;
165 }
166 if (a->crlTime)
167 {
168 if (!BIO_printf(bp, "%*scrlTime: ", ind, "")) goto err;
169 if (!ASN1_GENERALIZEDTIME_print(bp, a->crlTime)) goto err;
170 if (!BIO_write(bp, "\n", 1)) goto err;
171 }
172 return 1;
173 err:
174 return 0;
175 }
176
i2r_ocsp_acutoff(X509V3_EXT_METHOD * method,void * cutoff,BIO * bp,int ind)177 static int i2r_ocsp_acutoff(X509V3_EXT_METHOD *method, void *cutoff, BIO *bp, int ind)
178 {
179 if (!BIO_printf(bp, "%*s", ind, "")) return 0;
180 if(!ASN1_GENERALIZEDTIME_print(bp, cutoff)) return 0;
181 return 1;
182 }
183
184
i2r_object(X509V3_EXT_METHOD * method,void * oid,BIO * bp,int ind)185 static int i2r_object(X509V3_EXT_METHOD *method, void *oid, BIO *bp, int ind)
186 {
187 if (!BIO_printf(bp, "%*s", ind, "")) return 0;
188 if(!i2a_ASN1_OBJECT(bp, oid)) return 0;
189 return 1;
190 }
191
192 /* OCSP nonce. This is needs special treatment because it doesn't have
193 * an ASN1 encoding at all: it just contains arbitrary data.
194 */
195
ocsp_nonce_new(void)196 static void *ocsp_nonce_new(void)
197 {
198 return ASN1_OCTET_STRING_new();
199 }
200
i2d_ocsp_nonce(void * a,unsigned char ** pp)201 static int i2d_ocsp_nonce(void *a, unsigned char **pp)
202 {
203 ASN1_OCTET_STRING *os = a;
204 if(pp) {
205 memcpy(*pp, os->data, os->length);
206 *pp += os->length;
207 }
208 return os->length;
209 }
210
d2i_ocsp_nonce(void * a,const unsigned char ** pp,long length)211 static void *d2i_ocsp_nonce(void *a, const unsigned char **pp, long length)
212 {
213 ASN1_OCTET_STRING *os, **pos;
214 pos = a;
215 if(!pos || !*pos) os = ASN1_OCTET_STRING_new();
216 else os = *pos;
217 if(!ASN1_OCTET_STRING_set(os, *pp, length)) goto err;
218
219 *pp += length;
220
221 if(pos) *pos = os;
222 return os;
223
224 err:
225 if(os && (!pos || (*pos != os))) M_ASN1_OCTET_STRING_free(os);
226 OCSPerr(OCSP_F_D2I_OCSP_NONCE, ERR_R_MALLOC_FAILURE);
227 return NULL;
228 }
229
ocsp_nonce_free(void * a)230 static void ocsp_nonce_free(void *a)
231 {
232 M_ASN1_OCTET_STRING_free(a);
233 }
234
i2r_ocsp_nonce(X509V3_EXT_METHOD * method,void * nonce,BIO * out,int indent)235 static int i2r_ocsp_nonce(X509V3_EXT_METHOD *method, void *nonce, BIO *out, int indent)
236 {
237 if(BIO_printf(out, "%*s", indent, "") <= 0) return 0;
238 if(i2a_ASN1_STRING(out, nonce, V_ASN1_OCTET_STRING) <= 0) return 0;
239 return 1;
240 }
241
242 /* Nocheck is just a single NULL. Don't print anything and always set it */
243
i2r_ocsp_nocheck(X509V3_EXT_METHOD * method,void * nocheck,BIO * out,int indent)244 static int i2r_ocsp_nocheck(X509V3_EXT_METHOD *method, void *nocheck, BIO *out, int indent)
245 {
246 return 1;
247 }
248
s2i_ocsp_nocheck(X509V3_EXT_METHOD * method,X509V3_CTX * ctx,const char * str)249 static void *s2i_ocsp_nocheck(X509V3_EXT_METHOD *method, X509V3_CTX *ctx, const char *str)
250 {
251 return ASN1_NULL_new();
252 }
253
i2r_ocsp_serviceloc(X509V3_EXT_METHOD * method,void * in,BIO * bp,int ind)254 static int i2r_ocsp_serviceloc(X509V3_EXT_METHOD *method, void *in, BIO *bp, int ind)
255 {
256 int i;
257 OCSP_SERVICELOC *a = in;
258 ACCESS_DESCRIPTION *ad;
259
260 if (BIO_printf(bp, "%*sIssuer: ", ind, "") <= 0) goto err;
261 if (X509_NAME_print_ex(bp, a->issuer, 0, XN_FLAG_ONELINE) <= 0) goto err;
262 for (i = 0; i < sk_ACCESS_DESCRIPTION_num(a->locator); i++)
263 {
264 ad = sk_ACCESS_DESCRIPTION_value(a->locator,i);
265 if (BIO_printf(bp, "\n%*s", (2*ind), "") <= 0)
266 goto err;
267 if(i2a_ASN1_OBJECT(bp, ad->method) <= 0) goto err;
268 if(BIO_puts(bp, " - ") <= 0) goto err;
269 if(GENERAL_NAME_print(bp, ad->location) <= 0) goto err;
270 }
271 return 1;
272 err:
273 return 0;
274 }
275 #endif
276