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libs: Switch to openssl-3.0.7, bugref:10317
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1/*
2 * Copyright 2012-2022 The OpenSSL Project Authors. All Rights Reserved.
3 *
4 * Licensed under the Apache License 2.0 (the "License"). You may not use
5 * 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
8 */
9
10#include <string.h>
11
12#include <openssl/e_os2.h>
13#include <openssl/x509.h>
14#include <openssl/x509v3.h>
15#include "internal/nelem.h"
16#include "testutil.h"
17
18static const char *const names[] = {
19 "a", "b", ".", "*", "@",
20 ".a", "a.", ".b", "b.", ".*", "*.", "*@", "@*", "a@", "@a", "b@", "..",
21 "-example.com", "example-.com",
22 "@@", "**", "*.com", "*com", "*.*.com", "*com", "com*", "*example.com",
23 "*@example.com", "test@*.example.com", "example.com", "www.example.com",
24 "test.www.example.com", "*.example.com", "*.www.example.com",
25 "test.*.example.com", "www.*.com",
26 ".www.example.com", "*www.example.com",
27 "example.net", "xn--rger-koa.example.com",
28 "*.xn--rger-koa.example.com", "www.xn--rger-koa.example.com",
29 "*.good--example.com", "www.good--example.com",
30 "*.xn--bar.com", "xn--foo.xn--bar.com",
31 "a.example.com", "b.example.com",
32 "[email protected]", "[email protected]",
33 "[email protected]",
34 NULL
35};
36
37static const char *const exceptions[] = {
38 "set CN: host: [*.example.com] matches [a.example.com]",
39 "set CN: host: [*.example.com] matches [b.example.com]",
40 "set CN: host: [*.example.com] matches [www.example.com]",
41 "set CN: host: [*.example.com] matches [xn--rger-koa.example.com]",
42 "set CN: host: [*.www.example.com] matches [test.www.example.com]",
43 "set CN: host: [*.www.example.com] matches [.www.example.com]",
44 "set CN: host: [*www.example.com] matches [www.example.com]",
45 "set CN: host: [test.www.example.com] matches [.www.example.com]",
46 "set CN: host: [*.xn--rger-koa.example.com] matches [www.xn--rger-koa.example.com]",
47 "set CN: host: [*.xn--bar.com] matches [xn--foo.xn--bar.com]",
48 "set CN: host: [*.good--example.com] matches [www.good--example.com]",
49 "set CN: host-no-wildcards: [*.www.example.com] matches [.www.example.com]",
50 "set CN: host-no-wildcards: [test.www.example.com] matches [.www.example.com]",
51 "set emailAddress: email: [[email protected]] does not match [[email protected]]",
52 "set emailAddress: email: [[email protected]] does not match [[email protected]]",
53 "set emailAddress: email: [[email protected]] does not match [[email protected]]",
54 "set emailAddress: email: [[email protected]] does not match [[email protected]]",
55 "set dnsName: host: [*.example.com] matches [www.example.com]",
56 "set dnsName: host: [*.example.com] matches [a.example.com]",
57 "set dnsName: host: [*.example.com] matches [b.example.com]",
58 "set dnsName: host: [*.example.com] matches [xn--rger-koa.example.com]",
59 "set dnsName: host: [*.www.example.com] matches [test.www.example.com]",
60 "set dnsName: host-no-wildcards: [*.www.example.com] matches [.www.example.com]",
61 "set dnsName: host-no-wildcards: [test.www.example.com] matches [.www.example.com]",
62 "set dnsName: host: [*.www.example.com] matches [.www.example.com]",
63 "set dnsName: host: [*www.example.com] matches [www.example.com]",
64 "set dnsName: host: [test.www.example.com] matches [.www.example.com]",
65 "set dnsName: host: [*.xn--rger-koa.example.com] matches [www.xn--rger-koa.example.com]",
66 "set dnsName: host: [*.xn--bar.com] matches [xn--foo.xn--bar.com]",
67 "set dnsName: host: [*.good--example.com] matches [www.good--example.com]",
68 "set rfc822Name: email: [[email protected]] does not match [[email protected]]",
69 "set rfc822Name: email: [[email protected]] does not match [[email protected]]",
70 "set rfc822Name: email: [[email protected]] does not match [[email protected]]",
71 "set rfc822Name: email: [[email protected]] does not match [[email protected]]",
72 NULL
73};
74
75static int is_exception(const char *msg)
76{
77 const char *const *p;
78
79 for (p = exceptions; *p; ++p)
80 if (strcmp(msg, *p) == 0)
81 return 1;
82 return 0;
83}
84
85static int set_cn(X509 *crt, ...)
86{
87 int ret = 0;
88 X509_NAME *n = NULL;
89 va_list ap;
90
91 va_start(ap, crt);
92 n = X509_NAME_new();
93 if (n == NULL)
94 goto out;
95
96 while (1) {
97 int nid;
98 const char *name;
99
100 nid = va_arg(ap, int);
101 if (nid == 0)
102 break;
103 name = va_arg(ap, const char *);
104 if (!X509_NAME_add_entry_by_NID(n, nid, MBSTRING_ASC,
105 (unsigned char *)name, -1, -1, 1))
106 goto out;
107 }
108 if (!X509_set_subject_name(crt, n))
109 goto out;
110 ret = 1;
111 out:
112 X509_NAME_free(n);
113 va_end(ap);
114 return ret;
115}
116
117/*-
118int X509_add_ext(X509 *x, X509_EXTENSION *ex, int loc);
119X509_EXTENSION *X509_EXTENSION_create_by_NID(X509_EXTENSION **ex,
120 int nid, int crit, ASN1_OCTET_STRING *data);
121int X509_add_ext(X509 *x, X509_EXTENSION *ex, int loc);
122*/
123
124static int set_altname(X509 *crt, ...)
125{
126 int ret = 0;
127 GENERAL_NAMES *gens = NULL;
128 GENERAL_NAME *gen = NULL;
129 ASN1_IA5STRING *ia5 = NULL;
130 va_list ap;
131 va_start(ap, crt);
132 gens = sk_GENERAL_NAME_new_null();
133 if (gens == NULL)
134 goto out;
135 while (1) {
136 int type;
137 const char *name;
138 type = va_arg(ap, int);
139 if (type == 0)
140 break;
141 name = va_arg(ap, const char *);
142
143 gen = GENERAL_NAME_new();
144 if (gen == NULL)
145 goto out;
146 ia5 = ASN1_IA5STRING_new();
147 if (ia5 == NULL)
148 goto out;
149 if (!ASN1_STRING_set(ia5, name, -1))
150 goto out;
151 switch (type) {
152 case GEN_EMAIL:
153 case GEN_DNS:
154 GENERAL_NAME_set0_value(gen, type, ia5);
155 ia5 = NULL;
156 break;
157 default:
158 abort();
159 }
160 sk_GENERAL_NAME_push(gens, gen);
161 gen = NULL;
162 }
163 if (!X509_add1_ext_i2d(crt, NID_subject_alt_name, gens, 0, 0))
164 goto out;
165 ret = 1;
166 out:
167 ASN1_IA5STRING_free(ia5);
168 GENERAL_NAME_free(gen);
169 GENERAL_NAMES_free(gens);
170 va_end(ap);
171 return ret;
172}
173
174static int set_cn1(X509 *crt, const char *name)
175{
176 return set_cn(crt, NID_commonName, name, 0);
177}
178
179static int set_cn_and_email(X509 *crt, const char *name)
180{
181 return set_cn(crt, NID_commonName, name,
182 NID_pkcs9_emailAddress, "[email protected]", 0);
183}
184
185static int set_cn2(X509 *crt, const char *name)
186{
187 return set_cn(crt, NID_commonName, "dummy value",
188 NID_commonName, name, 0);
189}
190
191static int set_cn3(X509 *crt, const char *name)
192{
193 return set_cn(crt, NID_commonName, name,
194 NID_commonName, "dummy value", 0);
195}
196
197static int set_email1(X509 *crt, const char *name)
198{
199 return set_cn(crt, NID_pkcs9_emailAddress, name, 0);
200}
201
202static int set_email2(X509 *crt, const char *name)
203{
204 return set_cn(crt, NID_pkcs9_emailAddress, "[email protected]",
205 NID_pkcs9_emailAddress, name, 0);
206}
207
208static int set_email3(X509 *crt, const char *name)
209{
210 return set_cn(crt, NID_pkcs9_emailAddress, name,
211 NID_pkcs9_emailAddress, "[email protected]", 0);
212}
213
214static int set_email_and_cn(X509 *crt, const char *name)
215{
216 return set_cn(crt, NID_pkcs9_emailAddress, name,
217 NID_commonName, "www.example.org", 0);
218}
219
220static int set_altname_dns(X509 *crt, const char *name)
221{
222 return set_altname(crt, GEN_DNS, name, 0);
223}
224
225static int set_altname_email(X509 *crt, const char *name)
226{
227 return set_altname(crt, GEN_EMAIL, name, 0);
228}
229
230struct set_name_fn {
231 int (*fn) (X509 *, const char *);
232 const char *name;
233 int host;
234 int email;
235};
236
237static const struct set_name_fn name_fns[] = {
238 {set_cn1, "set CN", 1, 0},
239 {set_cn2, "set CN", 1, 0},
240 {set_cn3, "set CN", 1, 0},
241 {set_cn_and_email, "set CN", 1, 0},
242 {set_email1, "set emailAddress", 0, 1},
243 {set_email2, "set emailAddress", 0, 1},
244 {set_email3, "set emailAddress", 0, 1},
245 {set_email_and_cn, "set emailAddress", 0, 1},
246 {set_altname_dns, "set dnsName", 1, 0},
247 {set_altname_email, "set rfc822Name", 0, 1},
248};
249
250static X509 *make_cert(void)
251{
252 X509 *crt = NULL;
253
254 if (!TEST_ptr(crt = X509_new()))
255 return NULL;
256 if (!TEST_true(X509_set_version(crt, X509_VERSION_3))) {
257 X509_free(crt);
258 return NULL;
259 }
260 return crt;
261}
262
263static int check_message(const struct set_name_fn *fn, const char *op,
264 const char *nameincert, int match, const char *name)
265{
266 char msg[1024];
267
268 if (match < 0)
269 return 1;
270 BIO_snprintf(msg, sizeof(msg), "%s: %s: [%s] %s [%s]",
271 fn->name, op, nameincert,
272 match ? "matches" : "does not match", name);
273 if (is_exception(msg))
274 return 1;
275 TEST_error("%s", msg);
276 return 0;
277}
278
279static int run_cert(X509 *crt, const char *nameincert,
280 const struct set_name_fn *fn)
281{
282 const char *const *pname = names;
283 int failed = 0;
284
285 for (; *pname != NULL; ++pname) {
286 int samename = OPENSSL_strcasecmp(nameincert, *pname) == 0;
287 size_t namelen = strlen(*pname);
288 char *name = OPENSSL_malloc(namelen + 1);
289 int match, ret;
290
291 if (!TEST_ptr(name))
292 return 0;
293 memcpy(name, *pname, namelen + 1);
294
295 match = -1;
296 if (!TEST_int_ge(ret = X509_check_host(crt, name, namelen, 0, NULL),
297 0)) {
298 failed = 1;
299 } else if (fn->host) {
300 if (ret == 1 && !samename)
301 match = 1;
302 if (ret == 0 && samename)
303 match = 0;
304 } else if (ret == 1)
305 match = 1;
306 if (!TEST_true(check_message(fn, "host", nameincert, match, *pname)))
307 failed = 1;
308
309 match = -1;
310 if (!TEST_int_ge(ret = X509_check_host(crt, name, namelen,
311 X509_CHECK_FLAG_NO_WILDCARDS,
312 NULL), 0)) {
313 failed = 1;
314 } else if (fn->host) {
315 if (ret == 1 && !samename)
316 match = 1;
317 if (ret == 0 && samename)
318 match = 0;
319 } else if (ret == 1)
320 match = 1;
321 if (!TEST_true(check_message(fn, "host-no-wildcards",
322 nameincert, match, *pname)))
323 failed = 1;
324
325 match = -1;
326 ret = X509_check_email(crt, name, namelen, 0);
327 if (fn->email) {
328 if (ret && !samename)
329 match = 1;
330 if (!ret && samename && strchr(nameincert, '@') != NULL)
331 match = 0;
332 } else if (ret)
333 match = 1;
334 if (!TEST_true(check_message(fn, "email", nameincert, match, *pname)))
335 failed = 1;
336 OPENSSL_free(name);
337 }
338
339 return failed == 0;
340}
341
342static int call_run_cert(int i)
343{
344 int failed = 0;
345 const struct set_name_fn *pfn = &name_fns[i];
346 X509 *crt;
347 const char *const *pname;
348
349 TEST_info("%s", pfn->name);
350 for (pname = names; *pname != NULL; pname++) {
351 if (!TEST_ptr(crt = make_cert())
352 || !TEST_true(pfn->fn(crt, *pname))
353 || !run_cert(crt, *pname, pfn))
354 failed = 1;
355 X509_free(crt);
356 }
357 return failed == 0;
358}
359
360static struct gennamedata {
361 const unsigned char der[22];
362 size_t derlen;
363} gennames[] = {
364 {
365 /*
366 * [0] {
367 * OBJECT_IDENTIFIER { 1.2.840.113554.4.1.72585.2.1 }
368 * [0] {
369 * SEQUENCE {}
370 * }
371 * }
372 */
373 {
374 0xa0, 0x13, 0x06, 0x0d, 0x2a, 0x86, 0x48, 0x86, 0xf7, 0x12, 0x04,
375 0x01, 0x84, 0xb7, 0x09, 0x02, 0x01, 0xa0, 0x02, 0x30, 0x00
376 },
377 21
378 }, {
379 /*
380 * [0] {
381 * OBJECT_IDENTIFIER { 1.2.840.113554.4.1.72585.2.1 }
382 * [0] {
383 * [APPLICATION 0] {}
384 * }
385 * }
386 */
387 {
388 0xa0, 0x13, 0x06, 0x0d, 0x2a, 0x86, 0x48, 0x86, 0xf7, 0x12, 0x04,
389 0x01, 0x84, 0xb7, 0x09, 0x02, 0x01, 0xa0, 0x02, 0x60, 0x00
390 },
391 21
392 }, {
393 /*
394 * [0] {
395 * OBJECT_IDENTIFIER { 1.2.840.113554.4.1.72585.2.1 }
396 * [0] {
397 * UTF8String { "a" }
398 * }
399 * }
400 */
401 {
402 0xa0, 0x14, 0x06, 0x0d, 0x2a, 0x86, 0x48, 0x86, 0xf7, 0x12, 0x04,
403 0x01, 0x84, 0xb7, 0x09, 0x02, 0x01, 0xa0, 0x03, 0x0c, 0x01, 0x61
404 },
405 22
406 }, {
407 /*
408 * [0] {
409 * OBJECT_IDENTIFIER { 1.2.840.113554.4.1.72585.2.2 }
410 * [0] {
411 * UTF8String { "a" }
412 * }
413 * }
414 */
415 {
416 0xa0, 0x14, 0x06, 0x0d, 0x2a, 0x86, 0x48, 0x86, 0xf7, 0x12, 0x04,
417 0x01, 0x84, 0xb7, 0x09, 0x02, 0x02, 0xa0, 0x03, 0x0c, 0x01, 0x61
418 },
419 22
420 }, {
421 /*
422 * [0] {
423 * OBJECT_IDENTIFIER { 1.2.840.113554.4.1.72585.2.1 }
424 * [0] {
425 * UTF8String { "b" }
426 * }
427 * }
428 */
429 {
430 0xa0, 0x14, 0x06, 0x0d, 0x2a, 0x86, 0x48, 0x86, 0xf7, 0x12, 0x04,
431 0x01, 0x84, 0xb7, 0x09, 0x02, 0x01, 0xa0, 0x03, 0x0c, 0x01, 0x62
432 },
433 22
434 }, {
435 /*
436 * [0] {
437 * OBJECT_IDENTIFIER { 1.2.840.113554.4.1.72585.2.1 }
438 * [0] {
439 * BOOLEAN { TRUE }
440 * }
441 * }
442 */
443 {
444 0xa0, 0x14, 0x06, 0x0d, 0x2a, 0x86, 0x48, 0x86, 0xf7, 0x12, 0x04,
445 0x01, 0x84, 0xb7, 0x09, 0x02, 0x01, 0xa0, 0x03, 0x01, 0x01, 0xff
446 },
447 22
448 }, {
449 /*
450 * [0] {
451 * OBJECT_IDENTIFIER { 1.2.840.113554.4.1.72585.2.1 }
452 * [0] {
453 * BOOLEAN { FALSE }
454 * }
455 * }
456 */
457 {
458 0xa0, 0x14, 0x06, 0x0d, 0x2a, 0x86, 0x48, 0x86, 0xf7, 0x12, 0x04,
459 0x01, 0x84, 0xb7, 0x09, 0x02, 0x01, 0xa0, 0x03, 0x01, 0x01, 0x00
460 },
461 22
462 }, {
463 /* [1 PRIMITIVE] { "a" } */
464 {
465 0x81, 0x01, 0x61
466 },
467 3
468 }, {
469 /* [1 PRIMITIVE] { "b" } */
470 {
471 0x81, 0x01, 0x62
472 },
473 3
474 }, {
475 /* [2 PRIMITIVE] { "a" } */
476 {
477 0x82, 0x01, 0x61
478 },
479 3
480 }, {
481 /* [2 PRIMITIVE] { "b" } */
482 {
483 0x82, 0x01, 0x62
484 },
485 3
486 }, {
487 /*
488 * [4] {
489 * SEQUENCE {
490 * SET {
491 * SEQUENCE {
492 * # commonName
493 * OBJECT_IDENTIFIER { 2.5.4.3 }
494 * UTF8String { "a" }
495 * }
496 * }
497 * }
498 * }
499 */
500 {
501 0xa4, 0x0e, 0x30, 0x0c, 0x31, 0x0a, 0x30, 0x08, 0x06, 0x03, 0x55,
502 0x04, 0x03, 0x0c, 0x01, 0x61
503 },
504 16
505 }, {
506 /*
507 * [4] {
508 * SEQUENCE {
509 * SET {
510 * SEQUENCE {
511 * # commonName
512 * OBJECT_IDENTIFIER { 2.5.4.3 }
513 * UTF8String { "b" }
514 * }
515 * }
516 * }
517 * }
518 */
519 {
520 0xa4, 0x0e, 0x30, 0x0c, 0x31, 0x0a, 0x30, 0x08, 0x06, 0x03, 0x55,
521 0x04, 0x03, 0x0c, 0x01, 0x62
522 },
523 16
524 }, {
525 /*
526 * [5] {
527 * [1] {
528 * UTF8String { "a" }
529 * }
530 * }
531 */
532 {
533 0xa5, 0x05, 0xa1, 0x03, 0x0c, 0x01, 0x61
534 },
535 7
536 }, {
537 /*
538 * [5] {
539 * [1] {
540 * UTF8String { "b" }
541 * }
542 * }
543 */
544 {
545 0xa5, 0x05, 0xa1, 0x03, 0x0c, 0x01, 0x62
546 },
547 7
548 }, {
549 /*
550 * [5] {
551 * [0] {
552 * UTF8String {}
553 * }
554 * [1] {
555 * UTF8String { "a" }
556 * }
557 * }
558 */
559 {
560 0xa5, 0x09, 0xa0, 0x02, 0x0c, 0x00, 0xa1, 0x03, 0x0c, 0x01, 0x61
561 },
562 11
563 }, {
564 /*
565 * [5] {
566 * [0] {
567 * UTF8String { "a" }
568 * }
569 * [1] {
570 * UTF8String { "a" }
571 * }
572 * }
573 */
574 {
575 0xa5, 0x0a, 0xa0, 0x03, 0x0c, 0x01, 0x61, 0xa1, 0x03, 0x0c, 0x01,
576 0x61
577 },
578 12
579 }, {
580 /*
581 * [5] {
582 * [0] {
583 * UTF8String { "b" }
584 * }
585 * [1] {
586 * UTF8String { "a" }
587 * }
588 * }
589 */
590 {
591 0xa5, 0x0a, 0xa0, 0x03, 0x0c, 0x01, 0x62, 0xa1, 0x03, 0x0c, 0x01,
592 0x61
593 },
594 12
595 }, {
596 /* [6 PRIMITIVE] { "a" } */
597 {
598 0x86, 0x01, 0x61
599 },
600 3
601 }, {
602 /* [6 PRIMITIVE] { "b" } */
603 {
604 0x86, 0x01, 0x62
605 },
606 3
607 }, {
608 /* [7 PRIMITIVE] { `11111111` } */
609 {
610 0x87, 0x04, 0x11, 0x11, 0x11, 0x11
611 },
612 6
613 }, {
614 /* [7 PRIMITIVE] { `22222222`} */
615 {
616 0x87, 0x04, 0x22, 0x22, 0x22, 0x22
617 },
618 6
619 }, {
620 /* [7 PRIMITIVE] { `11111111111111111111111111111111` } */
621 {
622 0x87, 0x10, 0x11, 0x11, 0x11, 0x11, 0x11, 0x11, 0x11, 0x11, 0x11,
623 0x11, 0x11, 0x11, 0x11, 0x11, 0x11, 0x11
624 },
625 18
626 }, {
627 /* [7 PRIMITIVE] { `22222222222222222222222222222222` } */
628 {
629 0x87, 0x10, 0x22, 0x22, 0x22, 0x22, 0x22, 0x22, 0x22, 0x22, 0x22,
630 0x22, 0x22, 0x22, 0x22, 0x22, 0x22, 0x22
631 },
632 18
633 }, {
634 /* [8 PRIMITIVE] { 1.2.840.113554.4.1.72585.2.1 } */
635 {
636 0x88, 0x0d, 0x2a, 0x86, 0x48, 0x86, 0xf7, 0x12, 0x04, 0x01, 0x84,
637 0xb7, 0x09, 0x02, 0x01
638 },
639 15
640 }, {
641 /* [8 PRIMITIVE] { 1.2.840.113554.4.1.72585.2.2 } */
642 {
643 0x88, 0x0d, 0x2a, 0x86, 0x48, 0x86, 0xf7, 0x12, 0x04, 0x01, 0x84,
644 0xb7, 0x09, 0x02, 0x02
645 },
646 15
647 }
648};
649
650static int test_GENERAL_NAME_cmp(void)
651{
652 size_t i, j;
653 GENERAL_NAME **namesa = OPENSSL_malloc(sizeof(*namesa)
654 * OSSL_NELEM(gennames));
655 GENERAL_NAME **namesb = OPENSSL_malloc(sizeof(*namesb)
656 * OSSL_NELEM(gennames));
657 int testresult = 0;
658
659 if (!TEST_ptr(namesa) || !TEST_ptr(namesb))
660 goto end;
661
662 for (i = 0; i < OSSL_NELEM(gennames); i++) {
663 const unsigned char *derp = gennames[i].der;
664
665 /*
666 * We create two versions of each GENERAL_NAME so that we ensure when
667 * we compare them they are always different pointers.
668 */
669 namesa[i] = d2i_GENERAL_NAME(NULL, &derp, gennames[i].derlen);
670 derp = gennames[i].der;
671 namesb[i] = d2i_GENERAL_NAME(NULL, &derp, gennames[i].derlen);
672 if (!TEST_ptr(namesa[i]) || !TEST_ptr(namesb[i]))
673 goto end;
674 }
675
676 /* Every name should be equal to itself and not equal to any others. */
677 for (i = 0; i < OSSL_NELEM(gennames); i++) {
678 for (j = 0; j < OSSL_NELEM(gennames); j++) {
679 if (i == j) {
680 if (!TEST_int_eq(GENERAL_NAME_cmp(namesa[i], namesb[j]), 0))
681 goto end;
682 } else {
683 if (!TEST_int_ne(GENERAL_NAME_cmp(namesa[i], namesb[j]), 0))
684 goto end;
685 }
686 }
687 }
688 testresult = 1;
689
690 end:
691 for (i = 0; i < OSSL_NELEM(gennames); i++) {
692 if (namesa != NULL)
693 GENERAL_NAME_free(namesa[i]);
694 if (namesb != NULL)
695 GENERAL_NAME_free(namesb[i]);
696 }
697 OPENSSL_free(namesa);
698 OPENSSL_free(namesb);
699
700 return testresult;
701}
702
703int setup_tests(void)
704{
705 ADD_ALL_TESTS(call_run_cert, OSSL_NELEM(name_fns));
706 ADD_TEST(test_GENERAL_NAME_cmp);
707 return 1;
708}
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