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source: vbox/trunk/src/libs/openssl-3.1.3/test/x509_time_test.c@ 102210

Last change on this file since 102210 was 101211, checked in by vboxsync, 15 months ago

openssl-3.1.3: Applied and adjusted our OpenSSL changes to 3.1.2. bugref:10527
File size: 17.7 KB
Line 
1/*
2 * Copyright 2017-2022 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/* Tests for X509 time functions */
11
12#include <string.h>
13#include <time.h>
14
15#include <openssl/asn1.h>
16#include <openssl/x509.h>
17#include "testutil.h"
18#include "internal/nelem.h"
19
20typedef struct {
21 const char *data;
22 int type;
23 time_t cmp_time;
24 /* -1 if asn1_time <= cmp_time, 1 if asn1_time > cmp_time, 0 if error. */
25 int expected;
26} TESTDATA;
27
28typedef struct {
29 const char *data;
30 /* 0 for check-only mode, 1 for set-string mode */
31 int set_string;
32 /* 0 for error, 1 if succeed */
33 int expected;
34 /*
35 * The following 2 fields are ignored if set_string field is set to '0'
36 * (in check only mode).
37 *
38 * But they can still be ignored explicitly in set-string mode by:
39 * setting -1 to expected_type and setting NULL to expected_string.
40 *
41 * It's useful in a case of set-string mode but the expected result
42 * is a 'parsing error'.
43 */
44 int expected_type;
45 const char *expected_string;
46} TESTDATA_FORMAT;
47
48/*
49 * Actually, the "loose" mode has been tested in
50 * those time-compare-cases, so we may not test it again.
51 */
52static TESTDATA_FORMAT x509_format_tests[] = {
53 /* GeneralizedTime */
54 {
55 /* good format, check only */
56 "20170217180105Z", 0, 1, -1, NULL,
57 },
58 {
59 /* not leap year, check only */
60 "20170229180105Z", 0, 0, -1, NULL,
61 },
62 {
63 /* leap year, check only */
64 "20160229180105Z", 0, 1, -1, NULL,
65 },
66 {
67 /* SS is missing, check only */
68 "201702171801Z", 0, 0, -1, NULL,
69 },
70 {
71 /* fractional seconds, check only */
72 "20170217180105.001Z", 0, 0, -1, NULL,
73 },
74 {
75 /* timezone, check only */
76 "20170217180105+0800", 0, 0, -1, NULL,
77 },
78 {
79 /* SS is missing, set string */
80 "201702171801Z", 1, 0, -1, NULL,
81 },
82 {
83 /* fractional seconds, set string */
84 "20170217180105.001Z", 1, 0, -1, NULL,
85 },
86 {
87 /* timezone, set string */
88 "20170217180105+0800", 1, 0, -1, NULL,
89 },
90 {
91 /* good format, check returned 'turned' string */
92 "20170217180154Z", 1, 1, V_ASN1_UTCTIME, "170217180154Z",
93 },
94 {
95 /* good format, check returned string */
96 "20510217180154Z", 1, 1, V_ASN1_GENERALIZEDTIME, "20510217180154Z",
97 },
98 {
99 /* good format but out of UTC range, check returned string */
100 "19230419180154Z", 1, 1, V_ASN1_GENERALIZEDTIME, "19230419180154Z",
101 },
102 /* UTC */
103 {
104 /* SS is missing, check only */
105 "1702171801Z", 0, 0, -1, NULL,
106 },
107 {
108 /* not leap year, check only */
109 "050229180101Z", 0, 0, -1, NULL,
110 },
111 {
112 /* leap year, check only */
113 "040229180101Z", 0, 1, -1, NULL,
114 },
115 {
116 /* timezone, check only */
117 "170217180154+0800", 0, 0, -1, NULL,
118 },
119 {
120 /* SS is missing, set string */
121 "1702171801Z", 1, 0, -1, NULL,
122 },
123 {
124 /* timezone, set string */
125 "170217180154+0800", 1, 0, -1, NULL,
126 },
127 {
128 /* 2017, good format, check returned string */
129 "170217180154Z", 1, 1, V_ASN1_UTCTIME, "170217180154Z",
130 },
131 {
132 /* 1998, good format, check returned string */
133 "981223180154Z", 1, 1, V_ASN1_UTCTIME, "981223180154Z",
134 },
135};
136
137static TESTDATA x509_cmp_tests[] = {
138 {
139 "20170217180154Z", V_ASN1_GENERALIZEDTIME,
140 /* The same in seconds since epoch. */
141 1487354514, -1,
142 },
143 {
144 "20170217180154Z", V_ASN1_GENERALIZEDTIME,
145 /* One second more. */
146 1487354515, -1,
147 },
148 {
149 "20170217180154Z", V_ASN1_GENERALIZEDTIME,
150 /* One second less. */
151 1487354513, 1,
152 },
153 /* Same as UTC time. */
154 {
155 "170217180154Z", V_ASN1_UTCTIME,
156 /* The same in seconds since epoch. */
157 1487354514, -1,
158 },
159 {
160 "170217180154Z", V_ASN1_UTCTIME,
161 /* One second more. */
162 1487354515, -1,
163 },
164 {
165 "170217180154Z", V_ASN1_UTCTIME,
166 /* One second less. */
167 1487354513, 1,
168 },
169 /* UTCTime from the 20th century. */
170 {
171 "990217180154Z", V_ASN1_UTCTIME,
172 /* The same in seconds since epoch. */
173 919274514, -1,
174 },
175 {
176 "990217180154Z", V_ASN1_UTCTIME,
177 /* One second more. */
178 919274515, -1,
179 },
180 {
181 "990217180154Z", V_ASN1_UTCTIME,
182 /* One second less. */
183 919274513, 1,
184 },
185 /* Various invalid formats. */
186 {
187 /* No trailing Z. */
188 "20170217180154", V_ASN1_GENERALIZEDTIME, 0, 0,
189 },
190 {
191 /* No trailing Z, UTCTime. */
192 "170217180154", V_ASN1_UTCTIME, 0, 0,
193 },
194 {
195 /* No seconds. */
196 "201702171801Z", V_ASN1_GENERALIZEDTIME, 0, 0,
197 },
198 {
199 /* No seconds, UTCTime. */
200 "1702171801Z", V_ASN1_UTCTIME, 0, 0,
201 },
202 {
203 /* Fractional seconds. */
204 "20170217180154.001Z", V_ASN1_GENERALIZEDTIME, 0, 0,
205 },
206 {
207 /* Fractional seconds, UTCTime. */
208 "170217180154.001Z", V_ASN1_UTCTIME, 0, 0,
209 },
210 {
211 /* Timezone offset. */
212 "20170217180154+0100", V_ASN1_GENERALIZEDTIME, 0, 0,
213 },
214 {
215 /* Timezone offset, UTCTime. */
216 "170217180154+0100", V_ASN1_UTCTIME, 0, 0,
217 },
218 {
219 /* Extra digits. */
220 "2017021718015400Z", V_ASN1_GENERALIZEDTIME, 0, 0,
221 },
222 {
223 /* Extra digits, UTCTime. */
224 "17021718015400Z", V_ASN1_UTCTIME, 0, 0,
225 },
226 {
227 /* Non-digits. */
228 "2017021718015aZ", V_ASN1_GENERALIZEDTIME, 0, 0,
229 },
230 {
231 /* Non-digits, UTCTime. */
232 "17021718015aZ", V_ASN1_UTCTIME, 0, 0,
233 },
234 {
235 /* Trailing garbage. */
236 "20170217180154Zlongtrailinggarbage", V_ASN1_GENERALIZEDTIME, 0, 0,
237 },
238 {
239 /* Trailing garbage, UTCTime. */
240 "170217180154Zlongtrailinggarbage", V_ASN1_UTCTIME, 0, 0,
241 },
242 {
243 /* Swapped type. */
244 "20170217180154Z", V_ASN1_UTCTIME, 0, 0,
245 },
246 {
247 /* Swapped type. */
248 "170217180154Z", V_ASN1_GENERALIZEDTIME, 0, 0,
249 },
250 {
251 /* Bad type. */
252 "20170217180154Z", V_ASN1_OCTET_STRING, 0, 0,
253 },
254};
255
256static int test_x509_cmp_time(int idx)
257{
258 ASN1_TIME t;
259 int result;
260
261 memset(&t, 0, sizeof(t));
262 t.type = x509_cmp_tests[idx].type;
263 t.data = (unsigned char*)(x509_cmp_tests[idx].data);
264 t.length = strlen(x509_cmp_tests[idx].data);
265 t.flags = 0;
266
267 result = X509_cmp_time(&t, &x509_cmp_tests[idx].cmp_time);
268 if (!TEST_int_eq(result, x509_cmp_tests[idx].expected)) {
269 TEST_info("test_x509_cmp_time(%d) failed: expected %d, got %d\n",
270 idx, x509_cmp_tests[idx].expected, result);
271 return 0;
272 }
273 return 1;
274}
275
276static int test_x509_cmp_time_current(void)
277{
278 time_t now = time(NULL);
279 /* Pick a day earlier and later, relative to any system clock. */
280 ASN1_TIME *asn1_before = NULL, *asn1_after = NULL;
281 int cmp_result, failed = 0;
282
283 asn1_before = ASN1_TIME_adj(NULL, now, -1, 0);
284 asn1_after = ASN1_TIME_adj(NULL, now, 1, 0);
285
286 cmp_result = X509_cmp_time(asn1_before, NULL);
287 if (!TEST_int_eq(cmp_result, -1))
288 failed = 1;
289
290 cmp_result = X509_cmp_time(asn1_after, NULL);
291 if (!TEST_int_eq(cmp_result, 1))
292 failed = 1;
293
294 ASN1_TIME_free(asn1_before);
295 ASN1_TIME_free(asn1_after);
296
297 return failed == 0;
298}
299
300static int test_X509_cmp_timeframe_vpm(const X509_VERIFY_PARAM *vpm,
301 ASN1_TIME *asn1_before,
302 ASN1_TIME *asn1_mid,
303 ASN1_TIME *asn1_after)
304{
305 int always_0 = vpm != NULL
306 && (X509_VERIFY_PARAM_get_flags(vpm) & X509_V_FLAG_USE_CHECK_TIME) == 0
307 && (X509_VERIFY_PARAM_get_flags(vpm) & X509_V_FLAG_NO_CHECK_TIME) != 0;
308
309 return asn1_before != NULL && asn1_mid != NULL && asn1_after != NULL
310 && TEST_int_eq(X509_cmp_timeframe(vpm, asn1_before, asn1_after), 0)
311 && TEST_int_eq(X509_cmp_timeframe(vpm, asn1_before, NULL), 0)
312 && TEST_int_eq(X509_cmp_timeframe(vpm, NULL, asn1_after), 0)
313 && TEST_int_eq(X509_cmp_timeframe(vpm, NULL, NULL), 0)
314 && TEST_int_eq(X509_cmp_timeframe(vpm, asn1_after, asn1_after),
315 always_0 ? 0 : -1)
316 && TEST_int_eq(X509_cmp_timeframe(vpm, asn1_before, asn1_before),
317 always_0 ? 0 : 1)
318 && TEST_int_eq(X509_cmp_timeframe(vpm, asn1_after, asn1_before),
319 always_0 ? 0 : 1);
320}
321
322static int test_X509_cmp_timeframe(void)
323{
324 time_t now = time(NULL);
325 ASN1_TIME *asn1_mid = ASN1_TIME_adj(NULL, now, 0, 0);
326 /* Pick a day earlier and later, relative to any system clock. */
327 ASN1_TIME *asn1_before = ASN1_TIME_adj(NULL, now, -1, 0);
328 ASN1_TIME *asn1_after = ASN1_TIME_adj(NULL, now, 1, 0);
329 X509_VERIFY_PARAM *vpm = X509_VERIFY_PARAM_new();
330 int res = 0;
331
332 if (vpm == NULL)
333 goto finish;
334 res = test_X509_cmp_timeframe_vpm(NULL, asn1_before, asn1_mid, asn1_after)
335 && test_X509_cmp_timeframe_vpm(vpm, asn1_before, asn1_mid, asn1_after);
336
337 X509_VERIFY_PARAM_set_time(vpm, now);
338 res = res
339 && test_X509_cmp_timeframe_vpm(vpm, asn1_before, asn1_mid, asn1_after)
340 && X509_VERIFY_PARAM_set_flags(vpm, X509_V_FLAG_NO_CHECK_TIME)
341 && test_X509_cmp_timeframe_vpm(vpm, asn1_before, asn1_mid, asn1_after);
342
343 X509_VERIFY_PARAM_free(vpm);
344finish:
345 ASN1_TIME_free(asn1_mid);
346 ASN1_TIME_free(asn1_before);
347 ASN1_TIME_free(asn1_after);
348
349 return res;
350}
351
352static int test_x509_time(int idx)
353{
354 ASN1_TIME *t = NULL;
355 int result, rv = 0;
356
357 if (x509_format_tests[idx].set_string) {
358 /* set-string mode */
359 t = ASN1_TIME_new();
360 if (t == NULL) {
361 TEST_info("test_x509_time(%d) failed: internal error\n", idx);
362 return 0;
363 }
364 }
365
366 result = ASN1_TIME_set_string_X509(t, x509_format_tests[idx].data);
367 /* time string parsing result is always checked against what's expected */
368 if (!TEST_int_eq(result, x509_format_tests[idx].expected)) {
369 TEST_info("test_x509_time(%d) failed: expected %d, got %d\n",
370 idx, x509_format_tests[idx].expected, result);
371 goto out;
372 }
373
374 /* if t is not NULL but expected_type is ignored(-1), it is an 'OK' case */
375 if (t != NULL && x509_format_tests[idx].expected_type != -1) {
376 if (!TEST_int_eq(t->type, x509_format_tests[idx].expected_type)) {
377 TEST_info("test_x509_time(%d) failed: expected_type %d, got %d\n",
378 idx, x509_format_tests[idx].expected_type, t->type);
379 goto out;
380 }
381 }
382
383 /* if t is not NULL but expected_string is NULL, it is an 'OK' case too */
384 if (t != NULL && x509_format_tests[idx].expected_string) {
385 if (!TEST_mem_eq((const char *)t->data, t->length,
386 x509_format_tests[idx].expected_string,
387 strlen(x509_format_tests[idx].expected_string))) {
388 TEST_info("test_x509_time(%d) failed: expected_string %s, got %.*s\n",
389 idx, x509_format_tests[idx].expected_string, t->length,
390 t->data);
391 goto out;
392 }
393 }
394
395 rv = 1;
396out:
397 if (t != NULL)
398 ASN1_TIME_free(t);
399 return rv;
400}
401
402static const struct {
403 int y, m, d;
404 int yd, wd;
405} day_of_week_tests[] = {
406 /*YYYY MM DD DoY DoW */
407 { 1900, 1, 1, 0, 1 },
408 { 1900, 2, 28, 58, 3 },
409 { 1900, 3, 1, 59, 4 },
410 { 1900, 12, 31, 364, 1 },
411 { 1901, 1, 1, 0, 2 },
412 { 1970, 1, 1, 0, 4 },
413 { 1999, 1, 10, 9, 0 },
414 { 1999, 12, 31, 364, 5 },
415 { 2000, 1, 1, 0, 6 },
416 { 2000, 2, 28, 58, 1 },
417 { 2000, 2, 29, 59, 2 },
418 { 2000, 3, 1, 60, 3 },
419 { 2000, 12, 31, 365, 0 },
420 { 2001, 1, 1, 0, 1 },
421 { 2008, 1, 1, 0, 2 },
422 { 2008, 2, 28, 58, 4 },
423 { 2008, 2, 29, 59, 5 },
424 { 2008, 3, 1, 60, 6 },
425 { 2008, 12, 31, 365, 3 },
426 { 2009, 1, 1, 0, 4 },
427 { 2011, 1, 1, 0, 6 },
428 { 2011, 2, 28, 58, 1 },
429 { 2011, 3, 1, 59, 2 },
430 { 2011, 12, 31, 364, 6 },
431 { 2012, 1, 1, 0, 0 },
432 { 2019, 1, 2, 1, 3 },
433 { 2019, 2, 2, 32, 6 },
434 { 2019, 3, 2, 60, 6 },
435 { 2019, 4, 2, 91, 2 },
436 { 2019, 5, 2, 121, 4 },
437 { 2019, 6, 2, 152, 0 },
438 { 2019, 7, 2, 182, 2 },
439 { 2019, 8, 2, 213, 5 },
440 { 2019, 9, 2, 244, 1 },
441 { 2019, 10, 2, 274, 3 },
442 { 2019, 11, 2, 305, 6 },
443 { 2019, 12, 2, 335, 1 },
444 { 2020, 1, 2, 1, 4 },
445 { 2020, 2, 2, 32, 0 },
446 { 2020, 3, 2, 61, 1 },
447 { 2020, 4, 2, 92, 4 },
448 { 2020, 5, 2, 122, 6 },
449 { 2020, 6, 2, 153, 2 },
450 { 2020, 7, 2, 183, 4 },
451 { 2020, 8, 2, 214, 0 },
452 { 2020, 9, 2, 245, 3 },
453 { 2020, 10, 2, 275, 5 },
454 { 2020, 11, 2, 306, 1 },
455 { 2020, 12, 2, 336, 3 }
456};
457
458static int test_days(int n)
459{
460 char d[16];
461 ASN1_TIME *a = NULL;
462 struct tm t;
463 int r;
464
465 BIO_snprintf(d, sizeof(d), "%04d%02d%02d050505Z",
466 day_of_week_tests[n].y, day_of_week_tests[n].m,
467 day_of_week_tests[n].d);
468
469 if (!TEST_ptr(a = ASN1_TIME_new()))
470 return 0;
471
472 r = TEST_true(ASN1_TIME_set_string(a, d))
473 && TEST_true(ASN1_TIME_to_tm(a, &t))
474 && TEST_int_eq(t.tm_yday, day_of_week_tests[n].yd)
475 && TEST_int_eq(t.tm_wday, day_of_week_tests[n].wd);
476
477 ASN1_TIME_free(a);
478 return r;
479}
480
481#define construct_asn1_time(s, t, e) \
482 { { sizeof(s) - 1, t, (unsigned char*)s, 0 }, e }
483
484static const struct {
485 ASN1_TIME asn1;
486 const char *readable;
487} x509_print_tests_rfc_822 [] = {
488 /* Generalized Time */
489 construct_asn1_time("20170731222050Z", V_ASN1_GENERALIZEDTIME,
490 "Jul 31 22:20:50 2017 GMT"),
491 /* Generalized Time, no seconds */
492 construct_asn1_time("201707312220Z", V_ASN1_GENERALIZEDTIME,
493 "Jul 31 22:20:00 2017 GMT"),
494 /* Generalized Time, fractional seconds (3 digits) */
495 construct_asn1_time("20170731222050.123Z", V_ASN1_GENERALIZEDTIME,
496 "Jul 31 22:20:50.123 2017 GMT"),
497 /* Generalized Time, fractional seconds (1 digit) */
498 construct_asn1_time("20170731222050.1Z", V_ASN1_GENERALIZEDTIME,
499 "Jul 31 22:20:50.1 2017 GMT"),
500 /* Generalized Time, fractional seconds (0 digit) */
501 construct_asn1_time("20170731222050.Z", V_ASN1_GENERALIZEDTIME,
502 "Bad time value"),
503 /* UTC Time */
504 construct_asn1_time("170731222050Z", V_ASN1_UTCTIME,
505 "Jul 31 22:20:50 2017 GMT"),
506 /* UTC Time, no seconds */
507 construct_asn1_time("1707312220Z", V_ASN1_UTCTIME,
508 "Jul 31 22:20:00 2017 GMT"),
509};
510
511static const struct {
512 ASN1_TIME asn1;
513 const char *readable;
514} x509_print_tests_iso_8601 [] = {
515 /* Generalized Time */
516 construct_asn1_time("20170731222050Z", V_ASN1_GENERALIZEDTIME,
517 "2017-07-31 22:20:50Z"),
518 /* Generalized Time, no seconds */
519 construct_asn1_time("201707312220Z", V_ASN1_GENERALIZEDTIME,
520 "2017-07-31 22:20:00Z"),
521 /* Generalized Time, fractional seconds (3 digits) */
522 construct_asn1_time("20170731222050.123Z", V_ASN1_GENERALIZEDTIME,
523 "2017-07-31 22:20:50.123Z"),
524 /* Generalized Time, fractional seconds (1 digit) */
525 construct_asn1_time("20170731222050.1Z", V_ASN1_GENERALIZEDTIME,
526 "2017-07-31 22:20:50.1Z"),
527 /* Generalized Time, fractional seconds (0 digit) */
528 construct_asn1_time("20170731222050.Z", V_ASN1_GENERALIZEDTIME,
529 "Bad time value"),
530 /* UTC Time */
531 construct_asn1_time("170731222050Z", V_ASN1_UTCTIME,
532 "2017-07-31 22:20:50Z"),
533 /* UTC Time, no seconds */
534 construct_asn1_time("1707312220Z", V_ASN1_UTCTIME,
535 "2017-07-31 22:20:00Z"),
536};
537
538static int test_x509_time_print_rfc_822(int idx)
539{
540 BIO *m;
541 int ret = 0, rv;
542 char *pp;
543 const char *readable;
544
545 if (!TEST_ptr(m = BIO_new(BIO_s_mem())))
546 goto err;
547
548 rv = ASN1_TIME_print_ex(m, &x509_print_tests_rfc_822[idx].asn1, ASN1_DTFLGS_RFC822);
549 readable = x509_print_tests_rfc_822[idx].readable;
550
551 if (rv == 0 && !TEST_str_eq(readable, "Bad time value")) {
552 /* only if the test case intends to fail... */
553 goto err;
554 }
555 if (!TEST_int_ne(rv = BIO_get_mem_data(m, &pp), 0)
556 || !TEST_int_eq(rv, (int)strlen(readable))
557 || !TEST_strn_eq(pp, readable, rv))
558 goto err;
559
560 ret = 1;
561 err:
562 BIO_free(m);
563 return ret;
564}
565
566static int test_x509_time_print_iso_8601(int idx)
567{
568 BIO *m;
569 int ret = 0, rv;
570 char *pp;
571 const char *readable;
572
573 if (!TEST_ptr(m = BIO_new(BIO_s_mem())))
574 goto err;
575
576 rv = ASN1_TIME_print_ex(m, &x509_print_tests_iso_8601[idx].asn1, ASN1_DTFLGS_ISO8601);
577 readable = x509_print_tests_iso_8601[idx].readable;
578
579 if (rv == 0 && !TEST_str_eq(readable, "Bad time value")) {
580 /* only if the test case intends to fail... */
581 goto err;
582 }
583 if (!TEST_int_ne(rv = BIO_get_mem_data(m, &pp), 0)
584 || !TEST_int_eq(rv, (int)strlen(readable))
585 || !TEST_strn_eq(pp, readable, rv))
586 goto err;
587
588 ret = 1;
589 err:
590 BIO_free(m);
591 return ret;
592}
593
594int setup_tests(void)
595{
596 ADD_TEST(test_x509_cmp_time_current);
597 ADD_TEST(test_X509_cmp_timeframe);
598 ADD_ALL_TESTS(test_x509_cmp_time, OSSL_NELEM(x509_cmp_tests));
599 ADD_ALL_TESTS(test_x509_time, OSSL_NELEM(x509_format_tests));
600 ADD_ALL_TESTS(test_days, OSSL_NELEM(day_of_week_tests));
601 ADD_ALL_TESTS(test_x509_time_print_rfc_822, OSSL_NELEM(x509_print_tests_rfc_822));
602 ADD_ALL_TESTS(test_x509_time_print_iso_8601, OSSL_NELEM(x509_print_tests_iso_8601));
603 return 1;
604}
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