summaryrefslogtreecommitdiff
path: root/test/cmp_vfy_test.c
blob: 26f2015e8e8f8859f47c0360c01740099cbb6052 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
/*
 * Copyright 2007-2022 The OpenSSL Project Authors. All Rights Reserved.
 * Copyright Nokia 2007-2019
 * Copyright Siemens AG 2015-2019
 *
 * Licensed under the Apache License 2.0 (the "License").  You may not use
 * this file except in compliance with the License.  You can obtain a copy
 * in the file LICENSE in the source distribution or at
 * https://www.openssl.org/source/license.html
 */

#include "helpers/cmp_testlib.h"
#include "../crypto/crmf/crmf_local.h" /* for manipulating POPO signature */

static const char *server_f;
static const char *client_f;
static const char *endentity1_f;
static const char *endentity2_f;
static const char *root_f;
static const char *intermediate_f;
static const char *ir_protected_f;
static const char *ir_unprotected_f;
static const char *ir_rmprotection_f;
static const char *ip_waiting_f;
static const char *instacert_f;
static const char *instaca_f;
static const char *ir_protected_0_extracerts;
static const char *ir_protected_2_extracerts;

typedef struct test_fixture {
    const char *test_case_name;
    int expected;
    OSSL_CMP_CTX *cmp_ctx;
    OSSL_CMP_MSG *msg;
    X509 *cert;
    ossl_cmp_allow_unprotected_cb_t allow_unprotected_cb;
    int additional_arg;
} CMP_VFY_TEST_FIXTURE;

static OSSL_LIB_CTX *libctx = NULL;
static OSSL_PROVIDER *default_null_provider = NULL, *provider = NULL;

static void tear_down(CMP_VFY_TEST_FIXTURE *fixture)
{
    OSSL_CMP_MSG_free(fixture->msg);
    OSSL_CMP_CTX_free(fixture->cmp_ctx);
    OPENSSL_free(fixture);
}

static time_t test_time_valid = 0, test_time_after_expiration = 0;

static CMP_VFY_TEST_FIXTURE *set_up(const char *const test_case_name)
{
    X509_STORE *ts;
    CMP_VFY_TEST_FIXTURE *fixture;

    if (!TEST_ptr(fixture = OPENSSL_zalloc(sizeof(*fixture))))
        return NULL;

    ts = X509_STORE_new();
    fixture->test_case_name = test_case_name;
    if (ts == NULL
            || !TEST_ptr(fixture->cmp_ctx = OSSL_CMP_CTX_new(libctx, NULL))
            || !OSSL_CMP_CTX_set0_trusted(fixture->cmp_ctx, ts)
            || !OSSL_CMP_CTX_set_log_cb(fixture->cmp_ctx, print_to_bio_out)) {
        tear_down(fixture);
        X509_STORE_free(ts);
        return NULL;
    }
    X509_VERIFY_PARAM_set_time(X509_STORE_get0_param(ts), test_time_valid);
    X509_STORE_set_verify_cb(ts, X509_STORE_CTX_print_verify_cb);
    return fixture;
}

static X509 *srvcert = NULL;
static X509 *clcert = NULL;
/* chain */
static X509 *endentity1 = NULL, *endentity2 = NULL,
    *intermediate = NULL, *root = NULL;
/* INSTA chain */
static X509 *insta_cert = NULL, *instaca_cert = NULL;

static unsigned char rand_data[OSSL_CMP_TRANSACTIONID_LENGTH];
static OSSL_CMP_MSG *ir_unprotected, *ir_rmprotection;

/* secret value used for IP_waitingStatus_PBM.der */
static const unsigned char sec_1[] = {
    '9', 'p', 'p', '8', '-', 'b', '3', '5', 'i', '-', 'X', 'd', '3',
    'Q', '-', 'u', 'd', 'N', 'R'
};

static int flip_bit(ASN1_BIT_STRING *bitstr)
{
    int bit_num = 7;
    int bit = ASN1_BIT_STRING_get_bit(bitstr, bit_num);

    return ASN1_BIT_STRING_set_bit(bitstr, bit_num, !bit);
}

static int execute_verify_popo_test(CMP_VFY_TEST_FIXTURE *fixture)
{
    if ((fixture->msg = load_pkimsg(ir_protected_f, libctx)) == NULL)
        return 0;
    if (fixture->expected == 0) {
        const OSSL_CRMF_MSGS *reqs = fixture->msg->body->value.ir;
        const OSSL_CRMF_MSG *req = sk_OSSL_CRMF_MSG_value(reqs, 0);

        if (req == NULL || !flip_bit(req->popo->value.signature->signature))
            return 0;
    }
    return TEST_int_eq(fixture->expected,
                       ossl_cmp_verify_popo(fixture->cmp_ctx, fixture->msg,
                                            fixture->additional_arg));
}

static int test_verify_popo(void)
{
    SETUP_TEST_FIXTURE(CMP_VFY_TEST_FIXTURE, set_up);
    fixture->expected = 1;
    EXECUTE_TEST(execute_verify_popo_test, tear_down);
    return result;
}

#ifndef FUZZING_BUILD_MODE_UNSAFE_FOR_PRODUCTION
static int test_verify_popo_bad(void)
{
    SETUP_TEST_FIXTURE(CMP_VFY_TEST_FIXTURE, set_up);
    fixture->expected = 0;
    EXECUTE_TEST(execute_verify_popo_test, tear_down);
    return result;
}
#endif

/* indirectly checks also OSSL_CMP_validate_msg() */
static int execute_validate_msg_test(CMP_VFY_TEST_FIXTURE *fixture)
{
    int res = TEST_int_eq(fixture->expected,
                          ossl_cmp_msg_check_update(fixture->cmp_ctx,
                                                    fixture->msg, NULL, 0));
    X509 *validated = OSSL_CMP_CTX_get0_validatedSrvCert(fixture->cmp_ctx);

    return res && (!fixture->expected || TEST_ptr_eq(validated, fixture->cert));
}

static int execute_validate_cert_path_test(CMP_VFY_TEST_FIXTURE *fixture)
{
    X509_STORE *ts = OSSL_CMP_CTX_get0_trusted(fixture->cmp_ctx);
    int res = TEST_int_eq(fixture->expected,
                          OSSL_CMP_validate_cert_path(fixture->cmp_ctx,
                                                      ts, fixture->cert));

    OSSL_CMP_CTX_print_errors(fixture->cmp_ctx);
    return res;
}

static int test_validate_msg_mac_alg_protection(int miss, int wrong)
{
    SETUP_TEST_FIXTURE(CMP_VFY_TEST_FIXTURE, set_up);
    fixture->cert = NULL;

    fixture->expected = !miss && !wrong;
    if (!TEST_true(miss ? OSSL_CMP_CTX_set0_trusted(fixture->cmp_ctx, NULL)
                   : OSSL_CMP_CTX_set1_secretValue(fixture->cmp_ctx, sec_1,
                                                   wrong ? 4 : sizeof(sec_1)))
            || !TEST_ptr(fixture->msg = load_pkimsg(ip_waiting_f, libctx))) {
        tear_down(fixture);
        fixture = NULL;
    }
    EXECUTE_TEST(execute_validate_msg_test, tear_down);
    return result;
}

static int test_validate_msg_mac_alg_protection_ok(void)
{
    return test_validate_msg_mac_alg_protection(0, 0);
}

#ifndef FUZZING_BUILD_MODE_UNSAFE_FOR_PRODUCTION
static int test_validate_msg_mac_alg_protection_missing(void)
{
    return test_validate_msg_mac_alg_protection(1, 0);
}

static int test_validate_msg_mac_alg_protection_wrong(void)
{
    return test_validate_msg_mac_alg_protection(0, 1);
}

static int test_validate_msg_mac_alg_protection_bad(void)
{
    const unsigned char sec_bad[] = {
        '9', 'p', 'p', '8', '-', 'b', '3', '5', 'i', '-', 'X', 'd', '3',
        'Q', '-', 'u', 'd', 'N', 'r'
    };

    SETUP_TEST_FIXTURE(CMP_VFY_TEST_FIXTURE, set_up);
    fixture->cert = NULL;
    fixture->expected = 0;

    if (!TEST_true(OSSL_CMP_CTX_set1_secretValue(fixture->cmp_ctx, sec_bad,
                                                 sizeof(sec_bad)))
            || !TEST_ptr(fixture->msg = load_pkimsg(ip_waiting_f, libctx))) {
        tear_down(fixture);
        fixture = NULL;
    }
    EXECUTE_TEST(execute_validate_msg_test, tear_down);
    return result;
}
#endif

static int add_trusted(OSSL_CMP_CTX *ctx, X509 *cert)
{
    return X509_STORE_add_cert(OSSL_CMP_CTX_get0_trusted(ctx), cert);
}

static int add_untrusted(OSSL_CMP_CTX *ctx, X509 *cert)
{
    return X509_add_cert(OSSL_CMP_CTX_get0_untrusted(ctx), cert,
                         X509_ADD_FLAG_UP_REF);
}

static int test_validate_msg_signature_partial_chain(int expired)
{
    X509_STORE *ts;

    SETUP_TEST_FIXTURE(CMP_VFY_TEST_FIXTURE, set_up);
    fixture->cert = srvcert;

    ts = OSSL_CMP_CTX_get0_trusted(fixture->cmp_ctx);
    fixture->expected = !expired;
    if (ts == NULL
            || !TEST_ptr(fixture->msg = load_pkimsg(ir_protected_f, libctx))
            || !add_trusted(fixture->cmp_ctx, srvcert)) {
        tear_down(fixture);
        fixture = NULL;
    } else {
        X509_VERIFY_PARAM *vpm = X509_STORE_get0_param(ts);

        X509_VERIFY_PARAM_set_flags(vpm, X509_V_FLAG_PARTIAL_CHAIN);
        if (expired)
            X509_VERIFY_PARAM_set_time(vpm, test_time_after_expiration);
    }
    EXECUTE_TEST(execute_validate_msg_test, tear_down);
    return result;
}

static int test_validate_msg_signature_trusted_ok(void)
{
    return test_validate_msg_signature_partial_chain(0);
}

#ifndef FUZZING_BUILD_MODE_UNSAFE_FOR_PRODUCTION
static int test_validate_msg_signature_trusted_expired(void)
{
    return test_validate_msg_signature_partial_chain(1);
}
#endif

static int test_validate_msg_signature_srvcert(int bad_sig, int miss, int wrong)
{
    SETUP_TEST_FIXTURE(CMP_VFY_TEST_FIXTURE, set_up);
    fixture->cert = srvcert;
    fixture->expected = !bad_sig && !wrong && !miss;
    if (!TEST_ptr(fixture->msg = load_pkimsg(ir_protected_f, libctx))
        || !TEST_true(miss ? OSSL_CMP_CTX_set1_secretValue(fixture->cmp_ctx,
                                                           sec_1, sizeof(sec_1))
                      :  OSSL_CMP_CTX_set1_srvCert(fixture->cmp_ctx,
                                                   wrong? clcert : srvcert))
        || (bad_sig && !flip_bit(fixture->msg->protection))) {
        tear_down(fixture);
        fixture = NULL;
    }
    EXECUTE_TEST(execute_validate_msg_test, tear_down);
    return result;
}

#ifndef FUZZING_BUILD_MODE_UNSAFE_FOR_PRODUCTION
static int test_validate_msg_signature_srvcert_missing(void)
{
    return test_validate_msg_signature_srvcert(0, 1, 0);
}
#endif

static int test_validate_msg_signature_srvcert_wrong(void)
{
    return test_validate_msg_signature_srvcert(0, 0, 1);
}

#ifndef FUZZING_BUILD_MODE_UNSAFE_FOR_PRODUCTION
static int test_validate_msg_signature_bad(void)
{
    return test_validate_msg_signature_srvcert(1, 0, 0);
}
#endif

static int test_validate_msg_signature_sender_cert_srvcert(void)
{
    return test_validate_msg_signature_srvcert(0, 0, 0);
}

static int test_validate_msg_signature_sender_cert_untrusted(void)
{
    SETUP_TEST_FIXTURE(CMP_VFY_TEST_FIXTURE, set_up);
    fixture->cert = insta_cert;
    fixture->expected = 1;
    if (!TEST_ptr(fixture->msg = load_pkimsg(ir_protected_0_extracerts, libctx))
            || !add_trusted(fixture->cmp_ctx, instaca_cert)
            || !add_untrusted(fixture->cmp_ctx, insta_cert)) {
        tear_down(fixture);
        fixture = NULL;
    }
    EXECUTE_TEST(execute_validate_msg_test, tear_down);
    return result;
}

static int test_validate_msg_signature_sender_cert_trusted(void)
{
    SETUP_TEST_FIXTURE(CMP_VFY_TEST_FIXTURE, set_up);
    fixture->cert = insta_cert;
    fixture->expected = 1;
    if (!TEST_ptr(fixture->msg = load_pkimsg(ir_protected_0_extracerts, libctx))
            || !add_trusted(fixture->cmp_ctx, instaca_cert)
            || !add_trusted(fixture->cmp_ctx, insta_cert)) {
        tear_down(fixture);
        fixture = NULL;
    }
    EXECUTE_TEST(execute_validate_msg_test, tear_down);
    return result;
}

static int test_validate_msg_signature_sender_cert_extracert(void)
{
    SETUP_TEST_FIXTURE(CMP_VFY_TEST_FIXTURE, set_up);
    fixture->expected = 1;
    if (!TEST_ptr(fixture->msg = load_pkimsg(ir_protected_2_extracerts, libctx))
            || !add_trusted(fixture->cmp_ctx, instaca_cert)) {
        tear_down(fixture);
        fixture = NULL;
    }
    fixture->cert = sk_X509_value(fixture->msg->extraCerts, 1); /* Insta CA */
    EXECUTE_TEST(execute_validate_msg_test, tear_down);
    return result;
}

#ifndef FUZZING_BUILD_MODE_UNSAFE_FOR_PRODUCTION
static int test_validate_msg_signature_sender_cert_absent(void)
{
    SETUP_TEST_FIXTURE(CMP_VFY_TEST_FIXTURE, set_up);
    fixture->expected = 0;
    if (!TEST_ptr(fixture->msg =
                  load_pkimsg(ir_protected_0_extracerts, libctx))) {
        tear_down(fixture);
        fixture = NULL;
    }
    EXECUTE_TEST(execute_validate_msg_test, tear_down);
    return result;
}
#endif

static int test_validate_with_sender(const X509_NAME *name, int expected)
{
    SETUP_TEST_FIXTURE(CMP_VFY_TEST_FIXTURE, set_up);
    fixture->cert = srvcert;
    fixture->expected = expected;
    if (!TEST_ptr(fixture->msg = load_pkimsg(ir_protected_f, libctx))
        || !TEST_true(OSSL_CMP_CTX_set1_expected_sender(fixture->cmp_ctx, name))
        || !TEST_true(OSSL_CMP_CTX_set1_srvCert(fixture->cmp_ctx, srvcert))) {
        tear_down(fixture);
        fixture = NULL;
    }
    EXECUTE_TEST(execute_validate_msg_test, tear_down);
    return result;
}

static int test_validate_msg_signature_expected_sender(void)
{
    return test_validate_with_sender(X509_get_subject_name(srvcert), 1);
}

static int test_validate_msg_signature_unexpected_sender(void)
{
    return test_validate_with_sender(X509_get_subject_name(root), 0);
}

#ifndef FUZZING_BUILD_MODE_UNSAFE_FOR_PRODUCTION
static int test_validate_msg_unprotected_request(void)
{
    SETUP_TEST_FIXTURE(CMP_VFY_TEST_FIXTURE, set_up);
    fixture->expected = 0;
    if (!TEST_ptr(fixture->msg = load_pkimsg(ir_unprotected_f, libctx))) {
        tear_down(fixture);
        fixture = NULL;
    }
    EXECUTE_TEST(execute_validate_msg_test, tear_down);
    return result;
}
#endif

static void setup_path(CMP_VFY_TEST_FIXTURE **fixture, X509 *wrong, int expired)
{
    (*fixture)->cert = endentity2;
    (*fixture)->expected = wrong == NULL && !expired;
    if (expired) {
        X509_STORE *ts = OSSL_CMP_CTX_get0_trusted((*fixture)->cmp_ctx);
        X509_VERIFY_PARAM *vpm = X509_STORE_get0_param(ts);

        X509_VERIFY_PARAM_set_time(vpm, test_time_after_expiration);
    }
    if (!add_trusted((*fixture)->cmp_ctx, wrong == NULL ? root : wrong)
            || !add_untrusted((*fixture)->cmp_ctx, endentity1)
            || !add_untrusted((*fixture)->cmp_ctx, intermediate)) {
        tear_down((*fixture));
        (*fixture) = NULL;
    }
}

static int test_validate_cert_path_ok(void)
{
    SETUP_TEST_FIXTURE(CMP_VFY_TEST_FIXTURE, set_up);
    setup_path(&fixture, NULL, 0);
    EXECUTE_TEST(execute_validate_cert_path_test, tear_down);
    return result;
}

static int test_validate_cert_path_wrong_anchor(void)
{
    SETUP_TEST_FIXTURE(CMP_VFY_TEST_FIXTURE, set_up);
    setup_path(&fixture, srvcert /* wrong/non-root cert */, 0);
    EXECUTE_TEST(execute_validate_cert_path_test, tear_down);
    return result;
}

static int test_validate_cert_path_expired(void)
{
    SETUP_TEST_FIXTURE(CMP_VFY_TEST_FIXTURE, set_up);
    setup_path(&fixture, NULL, 1);
    EXECUTE_TEST(execute_validate_cert_path_test, tear_down);
    return result;
}

static int execute_msg_check_test(CMP_VFY_TEST_FIXTURE *fixture)
{
    const OSSL_CMP_PKIHEADER *hdr = OSSL_CMP_MSG_get0_header(fixture->msg);
    const ASN1_OCTET_STRING *tid = OSSL_CMP_HDR_get0_transactionID(hdr);

    if (!TEST_int_eq(fixture->expected,
                     ossl_cmp_msg_check_update(fixture->cmp_ctx,
                                               fixture->msg,
                                               fixture->allow_unprotected_cb,
                                               fixture->additional_arg)))
        return 0;

    if (fixture->expected == 0) /* error expected already during above check */
        return 1;
    return
        TEST_int_eq(0,
                    ASN1_OCTET_STRING_cmp(ossl_cmp_hdr_get0_senderNonce(hdr),
                                          fixture->cmp_ctx->recipNonce))
        && TEST_int_eq(0,
                       ASN1_OCTET_STRING_cmp(tid,
                                             fixture->cmp_ctx->transactionID));
}

static int allow_unprotected(const OSSL_CMP_CTX *ctx, const OSSL_CMP_MSG *msg,
                             int invalid_protection, int allow)
{
    return allow;
}

static void setup_check_update(CMP_VFY_TEST_FIXTURE **fixture, int expected,
                               ossl_cmp_allow_unprotected_cb_t cb, int arg,
                               const unsigned char *trid_data,
                               const unsigned char *nonce_data)
{
    OSSL_CMP_CTX *ctx = (*fixture)->cmp_ctx;
    int nonce_len = OSSL_CMP_SENDERNONCE_LENGTH;

    (*fixture)->expected = expected;
    (*fixture)->allow_unprotected_cb = cb;
    (*fixture)->additional_arg = arg;
    (*fixture)->msg = OSSL_CMP_MSG_dup(ir_rmprotection);
    if ((*fixture)->msg == NULL
        || (nonce_data != NULL
            && !ossl_cmp_asn1_octet_string_set1_bytes(&ctx->senderNonce,
                                                      nonce_data, nonce_len))) {
        tear_down((*fixture));
        (*fixture) = NULL;
    } else if (trid_data != NULL) {
        ASN1_OCTET_STRING *trid = ASN1_OCTET_STRING_new();

        if (trid == NULL
            || !ASN1_OCTET_STRING_set(trid, trid_data,
                                      OSSL_CMP_TRANSACTIONID_LENGTH)
            || !OSSL_CMP_CTX_set1_transactionID(ctx, trid)) {
            tear_down((*fixture));
            (*fixture) = NULL;
        }
        ASN1_OCTET_STRING_free(trid);
    }
}

#ifndef FUZZING_BUILD_MODE_UNSAFE_FOR_PRODUCTION
static int test_msg_check_no_protection_no_cb(void)
{
    SETUP_TEST_FIXTURE(CMP_VFY_TEST_FIXTURE, set_up);
    setup_check_update(&fixture, 0, NULL, 0, NULL, NULL);
    EXECUTE_TEST(execute_msg_check_test, tear_down);
    return result;
}

static int test_msg_check_no_protection_restrictive_cb(void)
{
    SETUP_TEST_FIXTURE(CMP_VFY_TEST_FIXTURE, set_up);
    setup_check_update(&fixture, 0, allow_unprotected, 0, NULL, NULL);
    EXECUTE_TEST(execute_msg_check_test, tear_down);
    return result;
}
#endif

static int test_msg_check_no_protection_permissive_cb(void)
{
    SETUP_TEST_FIXTURE(CMP_VFY_TEST_FIXTURE, set_up);
    setup_check_update(&fixture, 1, allow_unprotected, 1, NULL, NULL);
    EXECUTE_TEST(execute_msg_check_test, tear_down);
    return result;
}

static int test_msg_check_transaction_id(void)
{
    /* Transaction id belonging to CMP_IR_rmprotection.der */
    const unsigned char trans_id[OSSL_CMP_TRANSACTIONID_LENGTH] = {
        0x39, 0xB6, 0x90, 0x28, 0xC4, 0xBC, 0x7A, 0xF6,
        0xBE, 0xC6, 0x4A, 0x88, 0x97, 0xA6, 0x95, 0x0B
    };

    SETUP_TEST_FIXTURE(CMP_VFY_TEST_FIXTURE, set_up);
    setup_check_update(&fixture, 1, allow_unprotected, 1, trans_id, NULL);
    EXECUTE_TEST(execute_msg_check_test, tear_down);
    return result;
}

#ifndef FUZZING_BUILD_MODE_UNSAFE_FOR_PRODUCTION
static int test_msg_check_transaction_id_bad(void)
{
    SETUP_TEST_FIXTURE(CMP_VFY_TEST_FIXTURE, set_up);
    setup_check_update(&fixture, 0, allow_unprotected, 1, rand_data, NULL);
    EXECUTE_TEST(execute_msg_check_test, tear_down);
    return result;
}
#endif

static int test_msg_check_recipient_nonce(void)
{
    /* Recipient nonce belonging to CMP_IP_ir_rmprotection.der */
    const unsigned char rec_nonce[OSSL_CMP_SENDERNONCE_LENGTH] = {
        0x48, 0xF1, 0x71, 0x1F, 0xE5, 0xAF, 0x1C, 0x8B,
        0x21, 0x97, 0x5C, 0x84, 0x74, 0x49, 0xBA, 0x32
    };

    SETUP_TEST_FIXTURE(CMP_VFY_TEST_FIXTURE, set_up);
    setup_check_update(&fixture, 1, allow_unprotected, 1, NULL, rec_nonce);
    EXECUTE_TEST(execute_msg_check_test, tear_down);
    return result;
}

#ifndef FUZZING_BUILD_MODE_UNSAFE_FOR_PRODUCTION
static int test_msg_check_recipient_nonce_bad(void)
{
    SETUP_TEST_FIXTURE(CMP_VFY_TEST_FIXTURE, set_up);
    setup_check_update(&fixture, 0, allow_unprotected, 1, NULL, rand_data);
    EXECUTE_TEST(execute_msg_check_test, tear_down);
    return result;
}
#endif

void cleanup_tests(void)
{
    X509_free(srvcert);
    X509_free(clcert);
    X509_free(endentity1);
    X509_free(endentity2);
    X509_free(intermediate);
    X509_free(root);
    X509_free(insta_cert);
    X509_free(instaca_cert);
    OSSL_CMP_MSG_free(ir_unprotected);
    OSSL_CMP_MSG_free(ir_rmprotection);
    OSSL_PROVIDER_unload(default_null_provider);
    OSSL_PROVIDER_unload(provider);
    OSSL_LIB_CTX_free(libctx);
    return;
}

#define USAGE "server.crt client.crt " \
    "EndEntity1.crt EndEntity2.crt " \
    "Root_CA.crt Intermediate_CA.crt " \
    "CMP_IR_protected.der CMP_IR_unprotected.der " \
    "IP_waitingStatus_PBM.der IR_rmprotection.der " \
    "insta.cert.pem insta_ca.cert.pem " \
    "IR_protected_0_extraCerts.der " \
    "IR_protected_2_extraCerts.der module_name [module_conf_file]\n"
OPT_TEST_DECLARE_USAGE(USAGE)

int setup_tests(void)
{
    /* Set test time stamps */
    struct tm ts = { 0 };

    ts.tm_year = 2018 - 1900;      /* 2018 */
    ts.tm_mon = 1;                 /* February */
    ts.tm_mday = 18;               /* 18th */
    test_time_valid = mktime(&ts); /* February 18th 2018 */
    ts.tm_year += 10;              /* February 18th 2028 */
    test_time_after_expiration = mktime(&ts);

    if (!test_skip_common_options()) {
        TEST_error("Error parsing test options\n");
        return 0;
    }

    RAND_bytes(rand_data, OSSL_CMP_TRANSACTIONID_LENGTH);
    if (!TEST_ptr(server_f = test_get_argument(0))
            || !TEST_ptr(client_f = test_get_argument(1))
            || !TEST_ptr(endentity1_f = test_get_argument(2))
            || !TEST_ptr(endentity2_f = test_get_argument(3))
            || !TEST_ptr(root_f = test_get_argument(4))
            || !TEST_ptr(intermediate_f = test_get_argument(5))
            || !TEST_ptr(ir_protected_f = test_get_argument(6))
            || !TEST_ptr(ir_unprotected_f = test_get_argument(7))
            || !TEST_ptr(ip_waiting_f = test_get_argument(8))
            || !TEST_ptr(ir_rmprotection_f = test_get_argument(9))
            || !TEST_ptr(instacert_f = test_get_argument(10))
            || !TEST_ptr(instaca_f = test_get_argument(11))
            || !TEST_ptr(ir_protected_0_extracerts = test_get_argument(12))
            || !TEST_ptr(ir_protected_2_extracerts = test_get_argument(13))) {
        TEST_error("usage: cmp_vfy_test %s", USAGE);
        return 0;
    }

    if (!test_arg_libctx(&libctx, &default_null_provider, &provider, 14, USAGE))
        return 0;

    /* Load certificates for cert chain */
    if (!TEST_ptr(endentity1 = load_cert_pem(endentity1_f, libctx))
            || !TEST_ptr(endentity2 = load_cert_pem(endentity2_f, libctx))
            || !TEST_ptr(root = load_cert_pem(root_f, NULL))
            || !TEST_ptr(intermediate = load_cert_pem(intermediate_f, libctx)))
        goto err;

    if (!TEST_ptr(insta_cert = load_cert_pem(instacert_f, libctx))
            || !TEST_ptr(instaca_cert = load_cert_pem(instaca_f, libctx)))
        goto err;

    /* Load certificates for message validation */
    if (!TEST_ptr(srvcert = load_cert_pem(server_f, libctx))
            || !TEST_ptr(clcert = load_cert_pem(client_f, libctx)))
        goto err;
    if (!TEST_int_eq(1, RAND_bytes(rand_data, OSSL_CMP_TRANSACTIONID_LENGTH)))
        goto err;
    if (!TEST_ptr(ir_unprotected = load_pkimsg(ir_unprotected_f, libctx))
            || !TEST_ptr(ir_rmprotection = load_pkimsg(ir_rmprotection_f,
                                                       libctx)))
        goto err;

    /* Message validation tests */
    ADD_TEST(test_verify_popo);
#ifndef FUZZING_BUILD_MODE_UNSAFE_FOR_PRODUCTION
    ADD_TEST(test_verify_popo_bad);
#endif
    ADD_TEST(test_validate_msg_signature_trusted_ok);
#ifndef FUZZING_BUILD_MODE_UNSAFE_FOR_PRODUCTION
    ADD_TEST(test_validate_msg_signature_trusted_expired);
    ADD_TEST(test_validate_msg_signature_srvcert_missing);
#endif
    ADD_TEST(test_validate_msg_signature_srvcert_wrong);
#ifndef FUZZING_BUILD_MODE_UNSAFE_FOR_PRODUCTION
    ADD_TEST(test_validate_msg_signature_bad);
#endif
    ADD_TEST(test_validate_msg_signature_sender_cert_srvcert);
    ADD_TEST(test_validate_msg_signature_sender_cert_untrusted);
    ADD_TEST(test_validate_msg_signature_sender_cert_trusted);
    ADD_TEST(test_validate_msg_signature_sender_cert_extracert);
#ifndef FUZZING_BUILD_MODE_UNSAFE_FOR_PRODUCTION
    ADD_TEST(test_validate_msg_signature_sender_cert_absent);
#endif
    ADD_TEST(test_validate_msg_signature_expected_sender);
    ADD_TEST(test_validate_msg_signature_unexpected_sender);
#ifndef FUZZING_BUILD_MODE_UNSAFE_FOR_PRODUCTION
    ADD_TEST(test_validate_msg_unprotected_request);
#endif
    ADD_TEST(test_validate_msg_mac_alg_protection_ok);
#ifndef FUZZING_BUILD_MODE_UNSAFE_FOR_PRODUCTION
    ADD_TEST(test_validate_msg_mac_alg_protection_missing);
    ADD_TEST(test_validate_msg_mac_alg_protection_wrong);
    ADD_TEST(test_validate_msg_mac_alg_protection_bad);
#endif

    /* Cert path validation tests */
    ADD_TEST(test_validate_cert_path_ok);
    ADD_TEST(test_validate_cert_path_expired);
    ADD_TEST(test_validate_cert_path_wrong_anchor);

#ifndef FUZZING_BUILD_MODE_UNSAFE_FOR_PRODUCTION
    ADD_TEST(test_msg_check_no_protection_no_cb);
    ADD_TEST(test_msg_check_no_protection_restrictive_cb);
#endif
    ADD_TEST(test_msg_check_no_protection_permissive_cb);
    ADD_TEST(test_msg_check_transaction_id);
#ifndef FUZZING_BUILD_MODE_UNSAFE_FOR_PRODUCTION
    ADD_TEST(test_msg_check_transaction_id_bad);
#endif
    ADD_TEST(test_msg_check_recipient_nonce);
#ifndef FUZZING_BUILD_MODE_UNSAFE_FOR_PRODUCTION
    ADD_TEST(test_msg_check_recipient_nonce_bad);
#endif

    return 1;

 err:
    cleanup_tests();
    return 0;

}