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-rw-r--r--src/lib/libcrypto/x509v3/v3_conf.c485
1 files changed, 0 insertions, 485 deletions
diff --git a/src/lib/libcrypto/x509v3/v3_conf.c b/src/lib/libcrypto/x509v3/v3_conf.c
deleted file mode 100644
index 1284d5aaa5..0000000000
--- a/src/lib/libcrypto/x509v3/v3_conf.c
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@@ -1,485 +0,0 @@
1/* v3_conf.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/* extension creation utilities */
59
60
61
62#include <stdio.h>
63#include <ctype.h>
64#include "cryptlib.h"
65#include <openssl/conf.h>
66#include <openssl/x509.h>
67#include <openssl/x509v3.h>
68
69static int v3_check_critical(char **value);
70static int v3_check_generic(char **value);
71static X509_EXTENSION *do_ext_nconf(CONF *conf, X509V3_CTX *ctx, int ext_nid, int crit, char *value);
72static X509_EXTENSION *v3_generic_extension(const char *ext, char *value, int crit, int type);
73static char *conf_lhash_get_string(void *db, char *section, char *value);
74static STACK_OF(CONF_VALUE) *conf_lhash_get_section(void *db, char *section);
75static X509_EXTENSION *do_ext_i2d(X509V3_EXT_METHOD *method, int ext_nid,
76 int crit, void *ext_struc);
77/* CONF *conf: Config file */
78/* char *name: Name */
79/* char *value: Value */
80X509_EXTENSION *X509V3_EXT_nconf(CONF *conf, X509V3_CTX *ctx, char *name,
81 char *value)
82 {
83 int crit;
84 int ext_type;
85 X509_EXTENSION *ret;
86 crit = v3_check_critical(&value);
87 if ((ext_type = v3_check_generic(&value)))
88 return v3_generic_extension(name, value, crit, ext_type);
89 ret = do_ext_nconf(conf, ctx, OBJ_sn2nid(name), crit, value);
90 if (!ret)
91 {
92 X509V3err(X509V3_F_X509V3_EXT_CONF,X509V3_R_ERROR_IN_EXTENSION);
93 ERR_add_error_data(4,"name=", name, ", value=", value);
94 }
95 return ret;
96 }
97
98/* CONF *conf: Config file */
99/* char *value: Value */
100X509_EXTENSION *X509V3_EXT_nconf_nid(CONF *conf, X509V3_CTX *ctx, int ext_nid,
101 char *value)
102 {
103 int crit;
104 int ext_type;
105 crit = v3_check_critical(&value);
106 if ((ext_type = v3_check_generic(&value)))
107 return v3_generic_extension(OBJ_nid2sn(ext_nid),
108 value, crit, ext_type);
109 return do_ext_nconf(conf, ctx, ext_nid, crit, value);
110 }
111
112/* CONF *conf: Config file */
113/* char *value: Value */
114static X509_EXTENSION *do_ext_nconf(CONF *conf, X509V3_CTX *ctx, int ext_nid,
115 int crit, char *value)
116 {
117 X509V3_EXT_METHOD *method;
118 X509_EXTENSION *ext;
119 STACK_OF(CONF_VALUE) *nval;
120 void *ext_struc;
121 if (ext_nid == NID_undef)
122 {
123 X509V3err(X509V3_F_DO_EXT_CONF,X509V3_R_UNKNOWN_EXTENSION_NAME);
124 return NULL;
125 }
126 if (!(method = X509V3_EXT_get_nid(ext_nid)))
127 {
128 X509V3err(X509V3_F_DO_EXT_CONF,X509V3_R_UNKNOWN_EXTENSION);
129 return NULL;
130 }
131 /* Now get internal extension representation based on type */
132 if (method->v2i)
133 {
134 if(*value == '@') nval = NCONF_get_section(conf, value + 1);
135 else nval = X509V3_parse_list(value);
136 if(!nval)
137 {
138 X509V3err(X509V3_F_X509V3_EXT_CONF,X509V3_R_INVALID_EXTENSION_STRING);
139 ERR_add_error_data(4, "name=", OBJ_nid2sn(ext_nid), ",section=", value);
140 return NULL;
141 }
142 ext_struc = method->v2i(method, ctx, nval);
143 if(*value != '@') sk_CONF_VALUE_pop_free(nval,
144 X509V3_conf_free);
145 if(!ext_struc) return NULL;
146 }
147 else if(method->s2i)
148 {
149 if(!(ext_struc = method->s2i(method, ctx, value))) return NULL;
150 }
151 else if(method->r2i)
152 {
153 if(!ctx->db)
154 {
155 X509V3err(X509V3_F_X509V3_EXT_CONF,X509V3_R_NO_CONFIG_DATABASE);
156 return NULL;
157 }
158 if(!(ext_struc = method->r2i(method, ctx, value))) return NULL;
159 }
160 else
161 {
162 X509V3err(X509V3_F_X509V3_EXT_CONF,X509V3_R_EXTENSION_SETTING_NOT_SUPPORTED);
163 ERR_add_error_data(2, "name=", OBJ_nid2sn(ext_nid));
164 return NULL;
165 }
166
167 ext = do_ext_i2d(method, ext_nid, crit, ext_struc);
168 if(method->it) ASN1_item_free(ext_struc, ASN1_ITEM_ptr(method->it));
169 else method->ext_free(ext_struc);
170 return ext;
171
172 }
173
174static X509_EXTENSION *do_ext_i2d(X509V3_EXT_METHOD *method, int ext_nid,
175 int crit, void *ext_struc)
176 {
177 unsigned char *ext_der;
178 int ext_len;
179 ASN1_OCTET_STRING *ext_oct;
180 X509_EXTENSION *ext;
181 /* Convert internal representation to DER */
182 if (method->it)
183 {
184 ext_der = NULL;
185 ext_len = ASN1_item_i2d(ext_struc, &ext_der, ASN1_ITEM_ptr(method->it));
186 if (ext_len < 0) goto merr;
187 }
188 else
189 {
190 unsigned char *p;
191 ext_len = method->i2d(ext_struc, NULL);
192 if(!(ext_der = OPENSSL_malloc(ext_len))) goto merr;
193 p = ext_der;
194 method->i2d(ext_struc, &p);
195 }
196 if (!(ext_oct = M_ASN1_OCTET_STRING_new())) goto merr;
197 ext_oct->data = ext_der;
198 ext_oct->length = ext_len;
199
200 ext = X509_EXTENSION_create_by_NID(NULL, ext_nid, crit, ext_oct);
201 if (!ext) goto merr;
202 M_ASN1_OCTET_STRING_free(ext_oct);
203
204 return ext;
205
206 merr:
207 X509V3err(X509V3_F_DO_EXT_I2D,ERR_R_MALLOC_FAILURE);
208 return NULL;
209
210 }
211
212/* Given an internal structure, nid and critical flag create an extension */
213
214X509_EXTENSION *X509V3_EXT_i2d(int ext_nid, int crit, void *ext_struc)
215 {
216 X509V3_EXT_METHOD *method;
217 if (!(method = X509V3_EXT_get_nid(ext_nid))) {
218 X509V3err(X509V3_F_X509V3_EXT_I2D,X509V3_R_UNKNOWN_EXTENSION);
219 return NULL;
220 }
221 return do_ext_i2d(method, ext_nid, crit, ext_struc);
222}
223
224/* Check the extension string for critical flag */
225static int v3_check_critical(char **value)
226{
227 char *p = *value;
228 if ((strlen(p) < 9) || strncmp(p, "critical,", 9)) return 0;
229 p+=9;
230 while(isspace((unsigned char)*p)) p++;
231 *value = p;
232 return 1;
233}
234
235/* Check extension string for generic extension and return the type */
236static int v3_check_generic(char **value)
237{
238 char *p = *value;
239 if ((strlen(p) < 4) || strncmp(p, "DER:", 4)) return 0;
240 p+=4;
241 while (isspace((unsigned char)*p)) p++;
242 *value = p;
243 return 1;
244}
245
246/* Create a generic extension: for now just handle DER type */
247static X509_EXTENSION *v3_generic_extension(const char *ext, char *value,
248 int crit, int type)
249 {
250 unsigned char *ext_der=NULL;
251 long ext_len;
252 ASN1_OBJECT *obj=NULL;
253 ASN1_OCTET_STRING *oct=NULL;
254 X509_EXTENSION *extension=NULL;
255 if (!(obj = OBJ_txt2obj(ext, 0)))
256 {
257 X509V3err(X509V3_F_V3_GENERIC_EXTENSION,X509V3_R_EXTENSION_NAME_ERROR);
258 ERR_add_error_data(2, "name=", ext);
259 goto err;
260 }
261
262 if (!(ext_der = string_to_hex(value, &ext_len)))
263 {
264 X509V3err(X509V3_F_V3_GENERIC_EXTENSION,X509V3_R_EXTENSION_VALUE_ERROR);
265 ERR_add_error_data(2, "value=", value);
266 goto err;
267 }
268
269 if (!(oct = M_ASN1_OCTET_STRING_new()))
270 {
271 X509V3err(X509V3_F_V3_GENERIC_EXTENSION,ERR_R_MALLOC_FAILURE);
272 goto err;
273 }
274
275 oct->data = ext_der;
276 oct->length = ext_len;
277 ext_der = NULL;
278
279 extension = X509_EXTENSION_create_by_OBJ(NULL, obj, crit, oct);
280
281 err:
282 ASN1_OBJECT_free(obj);
283 M_ASN1_OCTET_STRING_free(oct);
284 if(ext_der) OPENSSL_free(ext_der);
285 return extension;
286
287 }
288
289
290/* This is the main function: add a bunch of extensions based on a config file
291 * section to an extension STACK.
292 */
293
294
295int X509V3_EXT_add_nconf_sk(CONF *conf, X509V3_CTX *ctx, char *section,
296 STACK_OF(X509_EXTENSION) **sk)
297 {
298 X509_EXTENSION *ext;
299 STACK_OF(CONF_VALUE) *nval;
300 CONF_VALUE *val;
301 int i;
302 if (!(nval = NCONF_get_section(conf, section))) return 0;
303 for (i = 0; i < sk_CONF_VALUE_num(nval); i++)
304 {
305 val = sk_CONF_VALUE_value(nval, i);
306 if (!(ext = X509V3_EXT_nconf(conf, ctx, val->name, val->value)))
307 return 0;
308 if (sk) X509v3_add_ext(sk, ext, -1);
309 X509_EXTENSION_free(ext);
310 }
311 return 1;
312 }
313
314/* Convenience functions to add extensions to a certificate, CRL and request */
315
316int X509V3_EXT_add_nconf(CONF *conf, X509V3_CTX *ctx, char *section,
317 X509 *cert)
318 {
319 STACK_OF(X509_EXTENSION) **sk = NULL;
320 if (cert)
321 sk = &cert->cert_info->extensions;
322 return X509V3_EXT_add_nconf_sk(conf, ctx, section, sk);
323 }
324
325/* Same as above but for a CRL */
326
327int X509V3_EXT_CRL_add_nconf(CONF *conf, X509V3_CTX *ctx, char *section,
328 X509_CRL *crl)
329 {
330 STACK_OF(X509_EXTENSION) **sk = NULL;
331 if (crl)
332 sk = &crl->crl->extensions;
333 return X509V3_EXT_add_nconf_sk(conf, ctx, section, sk);
334 }
335
336/* Add extensions to certificate request */
337
338int X509V3_EXT_REQ_add_nconf(CONF *conf, X509V3_CTX *ctx, char *section,
339 X509_REQ *req)
340 {
341 STACK_OF(X509_EXTENSION) *extlist = NULL, **sk = NULL;
342 int i;
343 if (req)
344 sk = &extlist;
345 i = X509V3_EXT_add_nconf_sk(conf, ctx, section, sk);
346 if (!i || !sk)
347 return i;
348 i = X509_REQ_add_extensions(req, extlist);
349 sk_X509_EXTENSION_pop_free(extlist, X509_EXTENSION_free);
350 return i;
351 }
352
353/* Config database functions */
354
355char * X509V3_get_string(X509V3_CTX *ctx, char *name, char *section)
356 {
357 if (ctx->db_meth->get_string)
358 return ctx->db_meth->get_string(ctx->db, name, section);
359 return NULL;
360 }
361
362STACK_OF(CONF_VALUE) * X509V3_get_section(X509V3_CTX *ctx, char *section)
363 {
364 if (ctx->db_meth->get_section)
365 return ctx->db_meth->get_section(ctx->db, section);
366 return NULL;
367 }
368
369void X509V3_string_free(X509V3_CTX *ctx, char *str)
370 {
371 if (!str) return;
372 if (ctx->db_meth->free_string)
373 ctx->db_meth->free_string(ctx->db, str);
374 }
375
376void X509V3_section_free(X509V3_CTX *ctx, STACK_OF(CONF_VALUE) *section)
377 {
378 if (!section) return;
379 if (ctx->db_meth->free_section)
380 ctx->db_meth->free_section(ctx->db, section);
381 }
382
383static char *nconf_get_string(void *db, char *section, char *value)
384 {
385 return NCONF_get_string(db, section, value);
386 }
387
388static STACK_OF(CONF_VALUE) *nconf_get_section(void *db, char *section)
389 {
390 return NCONF_get_section(db, section);
391 }
392
393static X509V3_CONF_METHOD nconf_method = {
394nconf_get_string,
395nconf_get_section,
396NULL,
397NULL
398};
399
400void X509V3_set_nconf(X509V3_CTX *ctx, CONF *conf)
401 {
402 ctx->db_meth = &nconf_method;
403 ctx->db = conf;
404 }
405
406void X509V3_set_ctx(X509V3_CTX *ctx, X509 *issuer, X509 *subj, X509_REQ *req,
407 X509_CRL *crl, int flags)
408 {
409 ctx->issuer_cert = issuer;
410 ctx->subject_cert = subj;
411 ctx->crl = crl;
412 ctx->subject_req = req;
413 ctx->flags = flags;
414 }
415
416/* Old conf compatibility functions */
417
418X509_EXTENSION *X509V3_EXT_conf(LHASH *conf, X509V3_CTX *ctx, char *name,
419 char *value)
420 {
421 CONF ctmp;
422 CONF_set_nconf(&ctmp, conf);
423 return X509V3_EXT_nconf(&ctmp, ctx, name, value);
424 }
425
426/* LHASH *conf: Config file */
427/* char *value: Value */
428X509_EXTENSION *X509V3_EXT_conf_nid(LHASH *conf, X509V3_CTX *ctx, int ext_nid,
429 char *value)
430 {
431 CONF ctmp;
432 CONF_set_nconf(&ctmp, conf);
433 return X509V3_EXT_nconf_nid(&ctmp, ctx, ext_nid, value);
434 }
435
436static char *conf_lhash_get_string(void *db, char *section, char *value)
437 {
438 return CONF_get_string(db, section, value);
439 }
440
441static STACK_OF(CONF_VALUE) *conf_lhash_get_section(void *db, char *section)
442 {
443 return CONF_get_section(db, section);
444 }
445
446static X509V3_CONF_METHOD conf_lhash_method = {
447conf_lhash_get_string,
448conf_lhash_get_section,
449NULL,
450NULL
451};
452
453void X509V3_set_conf_lhash(X509V3_CTX *ctx, LHASH *lhash)
454 {
455 ctx->db_meth = &conf_lhash_method;
456 ctx->db = lhash;
457 }
458
459int X509V3_EXT_add_conf(LHASH *conf, X509V3_CTX *ctx, char *section,
460 X509 *cert)
461 {
462 CONF ctmp;
463 CONF_set_nconf(&ctmp, conf);
464 return X509V3_EXT_add_nconf(&ctmp, ctx, section, cert);
465 }
466
467/* Same as above but for a CRL */
468
469int X509V3_EXT_CRL_add_conf(LHASH *conf, X509V3_CTX *ctx, char *section,
470 X509_CRL *crl)
471 {
472 CONF ctmp;
473 CONF_set_nconf(&ctmp, conf);
474 return X509V3_EXT_CRL_add_nconf(&ctmp, ctx, section, crl);
475 }
476
477/* Add extensions to certificate request */
478
479int X509V3_EXT_REQ_add_conf(LHASH *conf, X509V3_CTX *ctx, char *section,
480 X509_REQ *req)
481 {
482 CONF ctmp;
483 CONF_set_nconf(&ctmp, conf);
484 return X509V3_EXT_REQ_add_nconf(&ctmp, ctx, section, req);
485 }
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