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Import OpenSSL-0.9.8i.
[dragonfly.git] / crypto / openssl-0.9.7d / crypto / x509v3 / v3_cpols.c
blob0d554f3a2c97f81b8595b186d033b8aa88ec2c5e
1 /* v3_cpols.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 #include <stdio.h>
60 #include "cryptlib.h"
61 #include <openssl/conf.h>
62 #include <openssl/asn1.h>
63 #include <openssl/asn1t.h>
64 #include <openssl/x509v3.h>
65
66 /* Certificate policies extension support: this one is a bit complex... */
67
68 static int i2r_certpol(X509V3_EXT_METHOD *method, STACK_OF(POLICYINFO) *pol, BIO *out, int indent);
69 static STACK_OF(POLICYINFO) *r2i_certpol(X509V3_EXT_METHOD *method, X509V3_CTX *ctx, char *value);
70 static void print_qualifiers(BIO *out, STACK_OF(POLICYQUALINFO) *quals, int indent);
71 static void print_notice(BIO *out, USERNOTICE *notice, int indent);
72 static POLICYINFO *policy_section(X509V3_CTX *ctx,
73 STACK_OF(CONF_VALUE) *polstrs, int ia5org);
74 static POLICYQUALINFO *notice_section(X509V3_CTX *ctx,
75 STACK_OF(CONF_VALUE) *unot, int ia5org);
76 static int nref_nos(STACK_OF(ASN1_INTEGER) *nnums, STACK_OF(CONF_VALUE) *nos);
77
78 X509V3_EXT_METHOD v3_cpols = {
79 NID_certificate_policies, 0,ASN1_ITEM_ref(CERTIFICATEPOLICIES),
80 0,0,0,0,
81 0,0,
82 0,0,
83 (X509V3_EXT_I2R)i2r_certpol,
84 (X509V3_EXT_R2I)r2i_certpol,
85 NULL
86 };
87
88 ASN1_ITEM_TEMPLATE(CERTIFICATEPOLICIES) =
89 ASN1_EX_TEMPLATE_TYPE(ASN1_TFLG_SEQUENCE_OF, 0, CERTIFICATEPOLICIES, POLICYINFO)
90 ASN1_ITEM_TEMPLATE_END(CERTIFICATEPOLICIES)
91
92 IMPLEMENT_ASN1_FUNCTIONS(CERTIFICATEPOLICIES)
93
94 ASN1_SEQUENCE(POLICYINFO) = {
95 ASN1_SIMPLE(POLICYINFO, policyid, ASN1_OBJECT),
96 ASN1_SEQUENCE_OF_OPT(POLICYINFO, qualifiers, POLICYQUALINFO)
97 } ASN1_SEQUENCE_END(POLICYINFO)
98
99 IMPLEMENT_ASN1_FUNCTIONS(POLICYINFO)
100
101 ASN1_ADB_TEMPLATE(policydefault) = ASN1_SIMPLE(POLICYQUALINFO, d.other, ASN1_ANY);
102
103 ASN1_ADB(POLICYQUALINFO) = {
104 ADB_ENTRY(NID_id_qt_cps, ASN1_SIMPLE(POLICYQUALINFO, d.cpsuri, ASN1_IA5STRING)),
105 ADB_ENTRY(NID_id_qt_unotice, ASN1_SIMPLE(POLICYQUALINFO, d.usernotice, USERNOTICE))
106 } ASN1_ADB_END(POLICYQUALINFO, 0, pqualid, 0, &policydefault_tt, NULL);
107
108 ASN1_SEQUENCE(POLICYQUALINFO) = {
109 ASN1_SIMPLE(POLICYQUALINFO, pqualid, ASN1_OBJECT),
110 ASN1_ADB_OBJECT(POLICYQUALINFO)
111 } ASN1_SEQUENCE_END(POLICYQUALINFO)
112
113 IMPLEMENT_ASN1_FUNCTIONS(POLICYQUALINFO)
114
115 ASN1_SEQUENCE(USERNOTICE) = {
116 ASN1_OPT(USERNOTICE, noticeref, NOTICEREF),
117 ASN1_OPT(USERNOTICE, exptext, DISPLAYTEXT)
118 } ASN1_SEQUENCE_END(USERNOTICE)
119
120 IMPLEMENT_ASN1_FUNCTIONS(USERNOTICE)
121
122 ASN1_SEQUENCE(NOTICEREF) = {
123 ASN1_SIMPLE(NOTICEREF, organization, DISPLAYTEXT),
124 ASN1_SEQUENCE_OF(NOTICEREF, noticenos, ASN1_INTEGER)
125 } ASN1_SEQUENCE_END(NOTICEREF)
126
127 IMPLEMENT_ASN1_FUNCTIONS(NOTICEREF)
128
129 static STACK_OF(POLICYINFO) *r2i_certpol(X509V3_EXT_METHOD *method,
130 X509V3_CTX *ctx, char *value)
131 {
132 STACK_OF(POLICYINFO) *pols = NULL;
133 char *pstr;
134 POLICYINFO *pol;
135 ASN1_OBJECT *pobj;
136 STACK_OF(CONF_VALUE) *vals;
137 CONF_VALUE *cnf;
138 int i, ia5org;
139 pols = sk_POLICYINFO_new_null();
140 vals = X509V3_parse_list(value);
141 ia5org = 0;
142 for(i = 0; i < sk_CONF_VALUE_num(vals); i++) {
143 cnf = sk_CONF_VALUE_value(vals, i);
144 if(cnf->value || !cnf->name ) {
145 X509V3err(X509V3_F_R2I_CERTPOL,X509V3_R_INVALID_POLICY_IDENTIFIER);
146 X509V3_conf_err(cnf);
147 goto err;
148 }
149 pstr = cnf->name;
150 if(!strcmp(pstr,"ia5org")) {
151 ia5org = 1;
152 continue;
153 } else if(*pstr == '@') {
154 STACK_OF(CONF_VALUE) *polsect;
155 polsect = X509V3_get_section(ctx, pstr + 1);
156 if(!polsect) {
157 X509V3err(X509V3_F_R2I_CERTPOL,X509V3_R_INVALID_SECTION);
158
159 X509V3_conf_err(cnf);
160 goto err;
161 }
162 pol = policy_section(ctx, polsect, ia5org);
163 X509V3_section_free(ctx, polsect);
164 if(!pol) goto err;
165 } else {
166 if(!(pobj = OBJ_txt2obj(cnf->name, 0))) {
167 X509V3err(X509V3_F_R2I_CERTPOL,X509V3_R_INVALID_OBJECT_IDENTIFIER);
168 X509V3_conf_err(cnf);
169 goto err;
170 }
171 pol = POLICYINFO_new();
172 pol->policyid = pobj;
173 }
174 sk_POLICYINFO_push(pols, pol);
175 }
176 sk_CONF_VALUE_pop_free(vals, X509V3_conf_free);
177 return pols;
178 err:
179 sk_POLICYINFO_pop_free(pols, POLICYINFO_free);
180 return NULL;
181 }
182
183 static POLICYINFO *policy_section(X509V3_CTX *ctx,
184 STACK_OF(CONF_VALUE) *polstrs, int ia5org)
185 {
186 int i;
187 CONF_VALUE *cnf;
188 POLICYINFO *pol;
189 POLICYQUALINFO *qual;
190 if(!(pol = POLICYINFO_new())) goto merr;
191 for(i = 0; i < sk_CONF_VALUE_num(polstrs); i++) {
192 cnf = sk_CONF_VALUE_value(polstrs, i);
193 if(!strcmp(cnf->name, "policyIdentifier")) {
194 ASN1_OBJECT *pobj;
195 if(!(pobj = OBJ_txt2obj(cnf->value, 0))) {
196 X509V3err(X509V3_F_POLICY_SECTION,X509V3_R_INVALID_OBJECT_IDENTIFIER);
197 X509V3_conf_err(cnf);
198 goto err;
199 }
200 pol->policyid = pobj;
201
202 } else if(!name_cmp(cnf->name, "CPS")) {
203 if(!pol->qualifiers) pol->qualifiers =
204 sk_POLICYQUALINFO_new_null();
205 if(!(qual = POLICYQUALINFO_new())) goto merr;
206 if(!sk_POLICYQUALINFO_push(pol->qualifiers, qual))
207 goto merr;
208 qual->pqualid = OBJ_nid2obj(NID_id_qt_cps);
209 qual->d.cpsuri = M_ASN1_IA5STRING_new();
210 if(!ASN1_STRING_set(qual->d.cpsuri, cnf->value,
211 strlen(cnf->value))) goto merr;
212 } else if(!name_cmp(cnf->name, "userNotice")) {
213 STACK_OF(CONF_VALUE) *unot;
214 if(*cnf->value != '@') {
215 X509V3err(X509V3_F_POLICY_SECTION,X509V3_R_EXPECTED_A_SECTION_NAME);
216 X509V3_conf_err(cnf);
217 goto err;
218 }
219 unot = X509V3_get_section(ctx, cnf->value + 1);
220 if(!unot) {
221 X509V3err(X509V3_F_POLICY_SECTION,X509V3_R_INVALID_SECTION);
222
223 X509V3_conf_err(cnf);
224 goto err;
225 }
226 qual = notice_section(ctx, unot, ia5org);
227 X509V3_section_free(ctx, unot);
228 if(!qual) goto err;
229 if(!pol->qualifiers) pol->qualifiers =
230 sk_POLICYQUALINFO_new_null();
231 if(!sk_POLICYQUALINFO_push(pol->qualifiers, qual))
232 goto merr;
233 } else {
234 X509V3err(X509V3_F_POLICY_SECTION,X509V3_R_INVALID_OPTION);
235
236 X509V3_conf_err(cnf);
237 goto err;
238 }
239 }
240 if(!pol->policyid) {
241 X509V3err(X509V3_F_POLICY_SECTION,X509V3_R_NO_POLICY_IDENTIFIER);
242 goto err;
243 }
244
245 return pol;
246
247 merr:
248 X509V3err(X509V3_F_POLICY_SECTION,ERR_R_MALLOC_FAILURE);
249
250 err:
251 POLICYINFO_free(pol);
252 return NULL;
253
254
255 }
256
257 static POLICYQUALINFO *notice_section(X509V3_CTX *ctx,
258 STACK_OF(CONF_VALUE) *unot, int ia5org)
259 {
260 int i, ret;
261 CONF_VALUE *cnf;
262 USERNOTICE *not;
263 POLICYQUALINFO *qual;
264 if(!(qual = POLICYQUALINFO_new())) goto merr;
265 qual->pqualid = OBJ_nid2obj(NID_id_qt_unotice);
266 if(!(not = USERNOTICE_new())) goto merr;
267 qual->d.usernotice = not;
268 for(i = 0; i < sk_CONF_VALUE_num(unot); i++) {
269 cnf = sk_CONF_VALUE_value(unot, i);
270 if(!strcmp(cnf->name, "explicitText")) {
271 not->exptext = M_ASN1_VISIBLESTRING_new();
272 if(!ASN1_STRING_set(not->exptext, cnf->value,
273 strlen(cnf->value))) goto merr;
274 } else if(!strcmp(cnf->name, "organization")) {
275 NOTICEREF *nref;
276 if(!not->noticeref) {
277 if(!(nref = NOTICEREF_new())) goto merr;
278 not->noticeref = nref;
279 } else nref = not->noticeref;
280 if(ia5org) nref->organization->type = V_ASN1_IA5STRING;
281 else nref->organization->type = V_ASN1_VISIBLESTRING;
282 if(!ASN1_STRING_set(nref->organization, cnf->value,
283 strlen(cnf->value))) goto merr;
284 } else if(!strcmp(cnf->name, "noticeNumbers")) {
285 NOTICEREF *nref;
286 STACK_OF(CONF_VALUE) *nos;
287 if(!not->noticeref) {
288 if(!(nref = NOTICEREF_new())) goto merr;
289 not->noticeref = nref;
290 } else nref = not->noticeref;
291 nos = X509V3_parse_list(cnf->value);
292 if(!nos || !sk_CONF_VALUE_num(nos)) {
293 X509V3err(X509V3_F_NOTICE_SECTION,X509V3_R_INVALID_NUMBERS);
294 X509V3_conf_err(cnf);
295 goto err;
296 }
297 ret = nref_nos(nref->noticenos, nos);
298 sk_CONF_VALUE_pop_free(nos, X509V3_conf_free);
299 if (!ret)
300 goto err;
301 } else {
302 X509V3err(X509V3_F_NOTICE_SECTION,X509V3_R_INVALID_OPTION);
303 X509V3_conf_err(cnf);
304 goto err;
305 }
306 }
307
308 if(not->noticeref &&
309 (!not->noticeref->noticenos || !not->noticeref->organization)) {
310 X509V3err(X509V3_F_NOTICE_SECTION,X509V3_R_NEED_ORGANIZATION_AND_NUMBERS);
311 goto err;
312 }
313
314 return qual;
315
316 merr:
317 X509V3err(X509V3_F_NOTICE_SECTION,ERR_R_MALLOC_FAILURE);
318
319 err:
320 POLICYQUALINFO_free(qual);
321 return NULL;
322 }
323
324 static int nref_nos(STACK_OF(ASN1_INTEGER) *nnums, STACK_OF(CONF_VALUE) *nos)
325 {
326 CONF_VALUE *cnf;
327 ASN1_INTEGER *aint;
328
329 int i;
330
331 for(i = 0; i < sk_CONF_VALUE_num(nos); i++) {
332 cnf = sk_CONF_VALUE_value(nos, i);
333 if(!(aint = s2i_ASN1_INTEGER(NULL, cnf->name))) {
334 X509V3err(X509V3_F_NREF_NOS,X509V3_R_INVALID_NUMBER);
335 goto err;
336 }
337 if(!sk_ASN1_INTEGER_push(nnums, aint)) goto merr;
338 }
339 return 1;
340
341 merr:
342 X509V3err(X509V3_F_NOTICE_SECTION,ERR_R_MALLOC_FAILURE);
343
344 err:
345 sk_ASN1_INTEGER_pop_free(nnums, ASN1_STRING_free);
346 return 0;
347 }
348
349
350 static int i2r_certpol(X509V3_EXT_METHOD *method, STACK_OF(POLICYINFO) *pol,
351 BIO *out, int indent)
352 {
353 int i;
354 POLICYINFO *pinfo;
355 /* First print out the policy OIDs */
356 for(i = 0; i < sk_POLICYINFO_num(pol); i++) {
357 pinfo = sk_POLICYINFO_value(pol, i);
358 BIO_printf(out, "%*sPolicy: ", indent, "");
359 i2a_ASN1_OBJECT(out, pinfo->policyid);
360 BIO_puts(out, "\n");
361 if(pinfo->qualifiers)
362 print_qualifiers(out, pinfo->qualifiers, indent + 2);
363 }
364 return 1;
365 }
366
367 static void print_qualifiers(BIO *out, STACK_OF(POLICYQUALINFO) *quals,
368 int indent)
369 {
370 POLICYQUALINFO *qualinfo;
371 int i;
372 for(i = 0; i < sk_POLICYQUALINFO_num(quals); i++) {
373 qualinfo = sk_POLICYQUALINFO_value(quals, i);
374 switch(OBJ_obj2nid(qualinfo->pqualid))
375 {
376 case NID_id_qt_cps:
377 BIO_printf(out, "%*sCPS: %s\n", indent, "",
378 qualinfo->d.cpsuri->data);
379 break;
380
381 case NID_id_qt_unotice:
382 BIO_printf(out, "%*sUser Notice:\n", indent, "");
383 print_notice(out, qualinfo->d.usernotice, indent + 2);
384 break;
385
386 default:
387 BIO_printf(out, "%*sUnknown Qualifier: ",
388 indent + 2, "");
389
390 i2a_ASN1_OBJECT(out, qualinfo->pqualid);
391 BIO_puts(out, "\n");
392 break;
393 }
394 }
395 }
396
397 static void print_notice(BIO *out, USERNOTICE *notice, int indent)
398 {
399 int i;
400 if(notice->noticeref) {
401 NOTICEREF *ref;
402 ref = notice->noticeref;
403 BIO_printf(out, "%*sOrganization: %s\n", indent, "",
404 ref->organization->data);
405 BIO_printf(out, "%*sNumber%s: ", indent, "",
406 sk_ASN1_INTEGER_num(ref->noticenos) > 1 ? "s" : "");
407 for(i = 0; i < sk_ASN1_INTEGER_num(ref->noticenos); i++) {
408 ASN1_INTEGER *num;
409 char *tmp;
410 num = sk_ASN1_INTEGER_value(ref->noticenos, i);
411 if(i) BIO_puts(out, ", ");
412 tmp = i2s_ASN1_INTEGER(NULL, num);
413 BIO_puts(out, tmp);
414 OPENSSL_free(tmp);
415 }
416 BIO_puts(out, "\n");
417 }
418 if(notice->exptext)
419 BIO_printf(out, "%*sExplicit Text: %s\n", indent, "",
420 notice->exptext->data);
421 }
422
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