test/cmp_vfy_test.c

   1 /*
   2  * Copyright 2007-2020 The OpenSSL Project Authors. All Rights Reserved.
   3  * Copyright Nokia 2007-2019
   4  * Copyright Siemens AG 2015-2019
   5  *
   6  * Licensed under the Apache License 2.0 (the "License").  You may not use
   7  * this file except in compliance with the License.  You can obtain a copy
   8  * in the file LICENSE in the source distribution or at
   9  * https://www.openssl.org/source/license.html
  10  */
  11
  12 #include "cmp_testlib.h"
  13 #include "../crypto/crmf/crmf_local.h" /* for manipulating POPO signature */
  14
  15 static const char *server_f;
  16 static const char *client_f;
  17 static const char *endentity1_f;
  18 static const char *endentity2_f;
  19 static const char *root_f;
  20 static const char *intermediate_f;
  21 static const char *ir_protected_f;
  22 static const char *ir_unprotected_f;
  23 static const char *ir_rmprotection_f;
  24 static const char *ip_waiting_f;
  25 static const char *instacert_f;
  26 static const char *instaca_f;
  27 static const char *ir_protected_0_extracerts;
  28 static const char *ir_protected_2_extracerts;
  29
  30 typedef struct test_fixture {
  31     const char *test_case_name;
  32     int expected;
  33     OSSL_CMP_CTX *cmp_ctx;
  34     OSSL_CMP_MSG *msg;
  35     X509 *cert;
  36     ossl_cmp_allow_unprotected_cb_t allow_unprotected_cb;
  37     int additional_arg;
  38 } CMP_VFY_TEST_FIXTURE;
  39
  40 static void tear_down(CMP_VFY_TEST_FIXTURE *fixture)
  41 {
  42     OSSL_CMP_MSG_free(fixture->msg);
  43     OSSL_CMP_CTX_free(fixture->cmp_ctx);
  44     OPENSSL_free(fixture);
  45 }
  46
  47 static time_t test_time_valid = 0, test_time_after_expiration = 0;
  48
  49 static CMP_VFY_TEST_FIXTURE *set_up(const char *const test_case_name)
  50 {
  51     X509_STORE *ts = X509_STORE_new();
  52     CMP_VFY_TEST_FIXTURE *fixture;
  53
  54     if (!TEST_ptr(fixture = OPENSSL_zalloc(sizeof(*fixture))))
  55         return NULL;
  56     fixture->test_case_name = test_case_name;
  57     if (ts == NULL
  58             || !TEST_ptr(fixture->cmp_ctx = OSSL_CMP_CTX_new())
  59             || !OSSL_CMP_CTX_set0_trustedStore(fixture->cmp_ctx, ts)
  60             || !OSSL_CMP_CTX_set_log_cb(fixture->cmp_ctx, print_to_bio_out)) {
  61         tear_down(fixture);
  62         X509_STORE_free(ts);
  63         return NULL;
  64     }
  65     X509_VERIFY_PARAM_set_time(X509_STORE_get0_param(ts), test_time_valid);
  66     X509_STORE_set_verify_cb(ts, X509_STORE_CTX_print_verify_cb);
  67     return fixture;
  68 }
  69
  70 static X509 *srvcert = NULL;
  71 static X509 *clcert = NULL;
  72 /* chain */
  73 static X509 *endentity1 = NULL, *endentity2 = NULL,
  74     *intermediate = NULL, *root = NULL;
  75 /* INSTA chain */
  76 static X509 *insta_cert = NULL, *instaca_cert = NULL;
  77
  78 static unsigned char rand_data[OSSL_CMP_TRANSACTIONID_LENGTH];
  79 static OSSL_CMP_MSG *ir_unprotected, *ir_rmprotection;
  80
  81 static int flip_bit(ASN1_BIT_STRING *bitstr)
  82 {
  83     int bit_num = 7;
  84     int bit = ASN1_BIT_STRING_get_bit(bitstr, bit_num);
  85
  86     return ASN1_BIT_STRING_set_bit(bitstr, bit_num, !bit);
  87 }
  88
  89 static int execute_verify_popo_test(CMP_VFY_TEST_FIXTURE *fixture)
  90 {
  91     if ((fixture->msg = load_pkimsg(ir_protected_f)) == NULL)
  92         return 0;
  93     if (fixture->expected == 0) {
  94         const OSSL_CRMF_MSGS *reqs = fixture->msg->body->value.ir;
  95         const OSSL_CRMF_MSG *req = sk_OSSL_CRMF_MSG_value(reqs, 0);
  96         if (req == NULL || !flip_bit(req->popo->value.signature->signature))
  97             return 0;
  98     }
  99     return TEST_int_eq(fixture->expected,
 100                        ossl_cmp_verify_popo(fixture->msg,
 101                                             fixture->additional_arg));
 102 }
 103
 104 static int test_verify_popo(void)
 105 {
 106     SETUP_TEST_FIXTURE(CMP_VFY_TEST_FIXTURE, set_up);
 107     fixture->expected = 1;
 108     EXECUTE_TEST(execute_verify_popo_test, tear_down);
 109     return result;
 110 }
 111
 112 #ifndef FUZZING_BUILD_MODE_UNSAFE_FOR_PRODUCTION
 113 static int test_verify_popo_bad(void)
 114 {
 115     SETUP_TEST_FIXTURE(CMP_VFY_TEST_FIXTURE, set_up);
 116     fixture->expected = 0;
 117     EXECUTE_TEST(execute_verify_popo_test, tear_down);
 118     return result;
 119 }
 120 #endif
 121
 122 static int execute_validate_msg_test(CMP_VFY_TEST_FIXTURE *fixture)
 123 {
 124     return TEST_int_eq(fixture->expected,
 125                        OSSL_CMP_validate_msg(fixture->cmp_ctx, fixture->msg));
 126 }
 127
 128 static int execute_validate_cert_path_test(CMP_VFY_TEST_FIXTURE *fixture)
 129 {
 130     X509_STORE *ts = OSSL_CMP_CTX_get0_trustedStore(fixture->cmp_ctx);
 131     int res = TEST_int_eq(fixture->expected,
 132                           OSSL_CMP_validate_cert_path(fixture->cmp_ctx,
 133                                                       ts, fixture->cert));
 134
 135     OSSL_CMP_CTX_print_errors(fixture->cmp_ctx);
 136     return res;
 137 }
 138
 139 static int test_validate_msg_mac_alg_protection(void)
 140 {
 141     SETUP_TEST_FIXTURE(CMP_VFY_TEST_FIXTURE, set_up);
 142     /* secret value belonging to cmp-test/CMP_IP_waitingStatus_PBM.der */
 143     const unsigned char sec_1[] = {
 144         '9', 'p', 'p', '8', '-', 'b', '3', '5', 'i', '-', 'X', 'd', '3',
 145         'Q', '-', 'u', 'd', 'N', 'R'
 146     };
 147
 148     fixture->expected = 1;
 149     if (!TEST_true(OSSL_CMP_CTX_set1_secretValue(fixture->cmp_ctx, sec_1,
 150                                                  sizeof(sec_1)))
 151             || !TEST_ptr(fixture->msg = load_pkimsg(ip_waiting_f))) {
 152         tear_down(fixture);
 153         fixture = NULL;
 154     }
 155     EXECUTE_TEST(execute_validate_msg_test, tear_down);
 156     return result;
 157 }
 158
 159 static int test_validate_msg_mac_alg_protection_bad(void)
 160 {
 161     SETUP_TEST_FIXTURE(CMP_VFY_TEST_FIXTURE, set_up);
 162     const unsigned char sec_bad[] = {
 163         '9', 'p', 'p', '8', '-', 'b', '3', '5', 'i', '-', 'X', 'd', '3',
 164         'Q', '-', 'u', 'd', 'N', 'r'
 165     };
 166     fixture->expected = 0;
 167
 168     if (!TEST_true(OSSL_CMP_CTX_set1_secretValue(fixture->cmp_ctx, sec_bad,
 169                                                  sizeof(sec_bad)))
 170             || !TEST_ptr(fixture->msg = load_pkimsg(ip_waiting_f))) {
 171         tear_down(fixture);
 172         fixture = NULL;
 173     }
 174     EXECUTE_TEST(execute_validate_msg_test, tear_down);
 175     return result;
 176 }
 177
 178 static int add_trusted(OSSL_CMP_CTX *ctx, X509 *cert)
 179 {
 180     return X509_STORE_add_cert(OSSL_CMP_CTX_get0_trustedStore(ctx), cert);
 181 }
 182
 183 static int add_untrusted(OSSL_CMP_CTX *ctx, X509 *cert)
 184 {
 185     return ossl_cmp_sk_X509_add1_cert(OSSL_CMP_CTX_get0_untrusted_certs(ctx),
 186                                       cert, 0, 0);
 187 }
 188
 189 static int test_validate_msg_signature_partial_chain(int expired)
 190 {
 191     SETUP_TEST_FIXTURE(CMP_VFY_TEST_FIXTURE, set_up);
 192     X509_STORE *ts = OSSL_CMP_CTX_get0_trustedStore(fixture->cmp_ctx);
 193
 194     fixture->expected = !expired;
 195     if (ts == NULL
 196             || !TEST_ptr(fixture->msg = load_pkimsg(ir_protected_f))
 197             || !add_trusted(fixture->cmp_ctx, srvcert)) {
 198         tear_down(fixture);
 199         fixture = NULL;
 200     } else {
 201         X509_VERIFY_PARAM *vpm = X509_STORE_get0_param(ts);
 202         X509_VERIFY_PARAM_set_flags(vpm, X509_V_FLAG_PARTIAL_CHAIN);
 203         if (expired)
 204             X509_VERIFY_PARAM_set_time(vpm, test_time_after_expiration);
 205     }
 206     EXECUTE_TEST(execute_validate_msg_test, tear_down);
 207     return result;
 208 }
 209
 210 static int test_validate_msg_signature_trusted_ok(void)
 211 {
 212     return test_validate_msg_signature_partial_chain(0);
 213 }
 214
 215 static int test_validate_msg_signature_trusted_expired(void)
 216 {
 217     return test_validate_msg_signature_partial_chain(1);
 218 }
 219
 220 static int test_validate_msg_signature_srvcert_wrong(void)
 221 {
 222     SETUP_TEST_FIXTURE(CMP_VFY_TEST_FIXTURE, set_up);
 223     fixture->expected = 0;
 224     if (!TEST_ptr(fixture->msg = load_pkimsg(ir_protected_f))
 225         || !TEST_true(OSSL_CMP_CTX_set1_srvCert(fixture->cmp_ctx, clcert))) {
 226         tear_down(fixture);
 227         fixture = NULL;
 228     }
 229     EXECUTE_TEST(execute_validate_msg_test, tear_down);
 230     return result;
 231 }
 232
 233 static int test_validate_msg_signature_srvcert(int bad_sig)
 234 {
 235     SETUP_TEST_FIXTURE(CMP_VFY_TEST_FIXTURE, set_up);
 236     fixture->expected = !bad_sig;
 237     if (!TEST_ptr(fixture->msg = load_pkimsg(ir_protected_f))
 238         || !TEST_true(OSSL_CMP_CTX_set1_srvCert(fixture->cmp_ctx, srvcert))
 239         || (bad_sig && !flip_bit(fixture->msg->protection))) {
 240         tear_down(fixture);
 241         fixture = NULL;
 242     }
 243     EXECUTE_TEST(execute_validate_msg_test, tear_down);
 244     return result;
 245 }
 246
 247 static int test_validate_msg_signature_bad(void)
 248 {
 249     return test_validate_msg_signature_srvcert(1);
 250 }
 251
 252 static int test_validate_msg_signature_sender_cert_srvcert(void)
 253 {
 254     return test_validate_msg_signature_srvcert(0);
 255 }
 256
 257 static int test_validate_msg_signature_sender_cert_untrusted(void)
 258 {
 259     SETUP_TEST_FIXTURE(CMP_VFY_TEST_FIXTURE, set_up);
 260     fixture->expected = 1;
 261     if (!TEST_ptr(fixture->msg = load_pkimsg(ir_protected_0_extracerts))
 262             || !add_trusted(fixture->cmp_ctx, instaca_cert)
 263             || !add_untrusted(fixture->cmp_ctx, insta_cert)) {
 264         tear_down(fixture);
 265         fixture = NULL;
 266     }
 267     EXECUTE_TEST(execute_validate_msg_test, tear_down);
 268     return result;
 269 }
 270
 271 static int test_validate_msg_signature_sender_cert_trusted(void)
 272 {
 273     SETUP_TEST_FIXTURE(CMP_VFY_TEST_FIXTURE, set_up);
 274     fixture->expected = 1;
 275     if (!TEST_ptr(fixture->msg = load_pkimsg(ir_protected_0_extracerts))
 276             || !add_trusted(fixture->cmp_ctx, instaca_cert)
 277             || !add_trusted(fixture->cmp_ctx, insta_cert)) {
 278         tear_down(fixture);
 279         fixture = NULL;
 280     }
 281     EXECUTE_TEST(execute_validate_msg_test, tear_down);
 282     return result;
 283 }
 284
 285 static int test_validate_msg_signature_sender_cert_extracert(void)
 286 {
 287     SETUP_TEST_FIXTURE(CMP_VFY_TEST_FIXTURE, set_up);
 288     fixture->expected = 1;
 289     if (!TEST_ptr(fixture->msg = load_pkimsg(ir_protected_2_extracerts))
 290             || !add_trusted(fixture->cmp_ctx, instaca_cert)) {
 291         tear_down(fixture);
 292         fixture = NULL;
 293     }
 294     EXECUTE_TEST(execute_validate_msg_test, tear_down);
 295     return result;
 296 }
 297
 298
 299 static int test_validate_msg_signature_sender_cert_absent(void)
 300 {
 301     SETUP_TEST_FIXTURE(CMP_VFY_TEST_FIXTURE, set_up);
 302     fixture->expected = 0;
 303     if (!TEST_ptr(fixture->msg = load_pkimsg(ir_protected_0_extracerts))) {
 304         tear_down(fixture);
 305         fixture = NULL;
 306     }
 307     EXECUTE_TEST(execute_validate_msg_test, tear_down);
 308     return result;
 309 }
 310
 311
 312 static int test_validate_with_sender(const X509_NAME *name, int expected)
 313 {
 314     SETUP_TEST_FIXTURE(CMP_VFY_TEST_FIXTURE, set_up);
 315     fixture->expected = expected;
 316     if (!TEST_ptr(fixture->msg = load_pkimsg(ir_protected_f))
 317         || !TEST_true(OSSL_CMP_CTX_set1_expected_sender(fixture->cmp_ctx, name))
 318         || !TEST_true(OSSL_CMP_CTX_set1_srvCert(fixture->cmp_ctx, srvcert))) {
 319         tear_down(fixture);
 320         fixture = NULL;
 321     }
 322     EXECUTE_TEST(execute_validate_msg_test, tear_down);
 323     return result;
 324 }
 325
 326 static int test_validate_msg_signature_expected_sender(void)
 327 {
 328     return test_validate_with_sender(X509_get_subject_name(srvcert), 1);
 329 }
 330
 331 static int test_validate_msg_signature_unexpected_sender(void)
 332 {
 333     return test_validate_with_sender(X509_get_subject_name(root), 0);
 334 }
 335
 336 static int test_validate_msg_unprotected_request(void)
 337 {
 338     SETUP_TEST_FIXTURE(CMP_VFY_TEST_FIXTURE, set_up);
 339     fixture->expected = 0;
 340     if (!TEST_ptr(fixture->msg = load_pkimsg(ir_unprotected_f))) {
 341         tear_down(fixture);
 342         fixture = NULL;
 343     }
 344     EXECUTE_TEST(execute_validate_msg_test, tear_down);
 345     return result;
 346 }
 347
 348 static void setup_path(CMP_VFY_TEST_FIXTURE **fixture, X509 *wrong, int expired)
 349 {
 350     (*fixture)->cert = endentity2;
 351     (*fixture)->expected = wrong == NULL && !expired;
 352     if (expired) {
 353         X509_STORE *ts = OSSL_CMP_CTX_get0_trustedStore((*fixture)->cmp_ctx);
 354         X509_VERIFY_PARAM *vpm = X509_STORE_get0_param(ts);
 355         X509_VERIFY_PARAM_set_time(vpm, test_time_after_expiration);
 356     }
 357     if (!add_trusted((*fixture)->cmp_ctx, wrong == NULL ? root : wrong)
 358             || !add_untrusted((*fixture)->cmp_ctx, endentity1)
 359             || !add_untrusted((*fixture)->cmp_ctx, intermediate)) {
 360         tear_down((*fixture));
 361         (*fixture) = NULL;
 362     }
 363 }
 364
 365 static int test_validate_cert_path_ok(void)
 366 {
 367     SETUP_TEST_FIXTURE(CMP_VFY_TEST_FIXTURE, set_up);
 368     setup_path(&fixture, NULL, 0);
 369     EXECUTE_TEST(execute_validate_cert_path_test, tear_down);
 370     return result;
 371 }
 372
 373 static int test_validate_cert_path_wrong_anchor(void)
 374 {
 375     SETUP_TEST_FIXTURE(CMP_VFY_TEST_FIXTURE, set_up);
 376     setup_path(&fixture, srvcert /* wrong/non-root cert */, 0);
 377     EXECUTE_TEST(execute_validate_cert_path_test, tear_down);
 378     return result;
 379 }
 380
 381 static int test_validate_cert_path_expired(void)
 382 {
 383     SETUP_TEST_FIXTURE(CMP_VFY_TEST_FIXTURE, set_up);
 384     setup_path(&fixture, NULL, 1);
 385     EXECUTE_TEST(execute_validate_cert_path_test, tear_down);
 386     return result;
 387 }
 388
 389 static int execute_MSG_check_received_test(CMP_VFY_TEST_FIXTURE *fixture)
 390 {
 391     const OSSL_CMP_PKIHEADER *hdr = OSSL_CMP_MSG_get0_header(fixture->msg);
 392     const ASN1_OCTET_STRING *tid = OSSL_CMP_HDR_get0_transactionID(hdr);
 393
 394     if (!TEST_int_eq(fixture->expected,
 395                      ossl_cmp_msg_check_received(fixture->cmp_ctx,
 396                                                  fixture->msg,
 397                                                  fixture->allow_unprotected_cb,
 398                                                  fixture->additional_arg)))
 399         return 0;
 400
 401     if (fixture->expected < 0) /* error expected aready during above check */
 402         return 1;
 403     return
 404         TEST_int_eq(0,
 405                     ASN1_OCTET_STRING_cmp(ossl_cmp_hdr_get0_senderNonce(hdr),
 406                                           fixture->cmp_ctx->recipNonce))
 407         && TEST_int_eq(0,
 408                        ASN1_OCTET_STRING_cmp(tid,
 409                                              fixture->cmp_ctx->transactionID));
 410 }
 411
 412 static int allow_unprotected(const OSSL_CMP_CTX *ctx, const OSSL_CMP_MSG *msg,
 413                              int invalid_protection, int allow)
 414 {
 415     return allow;
 416 }
 417
 418 static void setup_check_received(CMP_VFY_TEST_FIXTURE **fixture, int expected,
 419                                  ossl_cmp_allow_unprotected_cb_t cb, int arg,
 420                                  const unsigned char *trid_data,
 421                                  const unsigned char *nonce_data)
 422 {
 423     OSSL_CMP_CTX *ctx = (*fixture)->cmp_ctx;
 424     int nonce_len = OSSL_CMP_SENDERNONCE_LENGTH;
 425
 426     (*fixture)->expected = expected;
 427     (*fixture)->allow_unprotected_cb = cb;
 428     (*fixture)->additional_arg = arg;
 429     (*fixture)->msg = OSSL_CMP_MSG_dup(ir_rmprotection);
 430     if ((*fixture)->msg == NULL
 431         || (nonce_data != NULL
 432             && !ossl_cmp_asn1_octet_string_set1_bytes(&ctx->senderNonce,
 433                                                       nonce_data, nonce_len))) {
 434         tear_down((*fixture));
 435         (*fixture) = NULL;
 436     } else if (trid_data != NULL) {
 437         ASN1_OCTET_STRING *trid = ASN1_OCTET_STRING_new();
 438         if (trid == NULL
 439             || !ASN1_OCTET_STRING_set(trid, trid_data,
 440                                       OSSL_CMP_TRANSACTIONID_LENGTH)
 441             || !OSSL_CMP_CTX_set1_transactionID(ctx, trid)) {
 442             tear_down((*fixture));
 443             (*fixture) = NULL;
 444         }
 445         ASN1_OCTET_STRING_free(trid);
 446     }
 447 }
 448
 449 #ifndef FUZZING_BUILD_MODE_UNSAFE_FOR_PRODUCTION
 450 static int test_MSG_check_received_no_protection_no_cb(void)
 451 {
 452     SETUP_TEST_FIXTURE(CMP_VFY_TEST_FIXTURE, set_up);
 453     setup_check_received(&fixture, -1, NULL, 0, NULL, NULL);
 454     EXECUTE_TEST(execute_MSG_check_received_test, tear_down);
 455     return result;
 456 }
 457
 458 static int test_MSG_check_received_no_protection_restrictive_cb(void)
 459 {
 460     SETUP_TEST_FIXTURE(CMP_VFY_TEST_FIXTURE, set_up);
 461     setup_check_received(&fixture, -1, allow_unprotected, 0, NULL, NULL);
 462     EXECUTE_TEST(execute_MSG_check_received_test, tear_down);
 463     return result;
 464 }
 465 #endif
 466
 467 static int test_MSG_check_received_no_protection_permissive_cb(void)
 468 {
 469     SETUP_TEST_FIXTURE(CMP_VFY_TEST_FIXTURE, set_up);
 470     setup_check_received(&fixture, OSSL_CMP_PKIBODY_IP, allow_unprotected, 1,
 471                          NULL, NULL);
 472     EXECUTE_TEST(execute_MSG_check_received_test, tear_down);
 473     return result;
 474 }
 475
 476 static int test_MSG_check_received_check_transaction_id(void)
 477 {
 478     /* Transaction id belonging to CMP_IR_rmprotection.der */
 479     const unsigned char trans_id[OSSL_CMP_TRANSACTIONID_LENGTH] = {
 480         0x39, 0xB6, 0x90, 0x28, 0xC4, 0xBC, 0x7A, 0xF6,
 481         0xBE, 0xC6, 0x4A, 0x88, 0x97, 0xA6, 0x95, 0x0B
 482     };
 483
 484     SETUP_TEST_FIXTURE(CMP_VFY_TEST_FIXTURE, set_up);
 485     setup_check_received(&fixture, OSSL_CMP_PKIBODY_IP, allow_unprotected, 1,
 486                          trans_id, NULL);
 487     EXECUTE_TEST(execute_MSG_check_received_test, tear_down);
 488     return result;
 489 }
 490
 491 #ifndef FUZZING_BUILD_MODE_UNSAFE_FOR_PRODUCTION
 492 static int test_MSG_check_received_check_transaction_id_bad(void)
 493 {
 494     SETUP_TEST_FIXTURE(CMP_VFY_TEST_FIXTURE, set_up);
 495     setup_check_received(&fixture, -1, allow_unprotected, 1, rand_data, NULL);
 496     EXECUTE_TEST(execute_MSG_check_received_test, tear_down);
 497     return result;
 498 }
 499 #endif
 500
 501 static int test_MSG_check_received_check_recipient_nonce(void)
 502 {
 503     /* Recipient nonce belonging to CMP_IP_ir_rmprotection.der */
 504     const unsigned char rec_nonce[OSSL_CMP_SENDERNONCE_LENGTH] = {
 505         0x48, 0xF1, 0x71, 0x1F, 0xE5, 0xAF, 0x1C, 0x8B,
 506         0x21, 0x97, 0x5C, 0x84, 0x74, 0x49, 0xBA, 0x32
 507     };
 508
 509     SETUP_TEST_FIXTURE(CMP_VFY_TEST_FIXTURE, set_up);
 510     setup_check_received(&fixture, OSSL_CMP_PKIBODY_IP, allow_unprotected, 1,
 511                          NULL, rec_nonce);
 512     EXECUTE_TEST(execute_MSG_check_received_test, tear_down);
 513     return result;
 514 }
 515
 516 #ifndef FUZZING_BUILD_MODE_UNSAFE_FOR_PRODUCTION
 517 static int test_MSG_check_received_check_recipient_nonce_bad(void)
 518 {
 519     SETUP_TEST_FIXTURE(CMP_VFY_TEST_FIXTURE, set_up);
 520     setup_check_received(&fixture, -1, allow_unprotected, 1, NULL, rand_data);
 521     EXECUTE_TEST(execute_MSG_check_received_test, tear_down);
 522     return result;
 523 }
 524 #endif
 525
 526 void cleanup_tests(void)
 527 {
 528     X509_free(srvcert);
 529     X509_free(clcert);
 530     X509_free(endentity1);
 531     X509_free(endentity2);
 532     X509_free(intermediate);
 533     X509_free(root);
 534     X509_free(insta_cert);
 535     X509_free(instaca_cert);
 536     OSSL_CMP_MSG_free(ir_unprotected);
 537     OSSL_CMP_MSG_free(ir_rmprotection);
 538     return;
 539 }
 540
 541 int setup_tests(void)
 542 {
 543     /* Set test time stamps */
 544     struct tm ts = { 0 };
 545
 546     ts.tm_year = 2018 - 1900;      /* 2018 */
 547     ts.tm_mon = 1;                 /* February */
 548     ts.tm_mday = 18;               /* 18th */
 549     test_time_valid = mktime(&ts); /* February 18th 2018 */
 550     ts.tm_year += 10;              /* February 18th 2028 */
 551     test_time_after_expiration = mktime(&ts);
 552
 553     if (!test_skip_common_options()) {
 554         TEST_error("Error parsing test options\n");
 555         return 0;
 556     }
 557
 558     RAND_bytes(rand_data, OSSL_CMP_TRANSACTIONID_LENGTH);
 559     if (!TEST_ptr(server_f = test_get_argument(0))
 560             || !TEST_ptr(client_f = test_get_argument(1))
 561             || !TEST_ptr(endentity1_f = test_get_argument(2))
 562             || !TEST_ptr(endentity2_f = test_get_argument(3))
 563             || !TEST_ptr(root_f = test_get_argument(4))
 564             || !TEST_ptr(intermediate_f = test_get_argument(5))
 565             || !TEST_ptr(ir_protected_f = test_get_argument(6))
 566             || !TEST_ptr(ir_unprotected_f = test_get_argument(7))
 567             || !TEST_ptr(ip_waiting_f = test_get_argument(8))
 568             || !TEST_ptr(ir_rmprotection_f = test_get_argument(9))
 569             || !TEST_ptr(instacert_f = test_get_argument(10))
 570             || !TEST_ptr(instaca_f = test_get_argument(11))
 571             || !TEST_ptr(ir_protected_0_extracerts = test_get_argument(12))
 572             || !TEST_ptr(ir_protected_2_extracerts = test_get_argument(13))) {
 573         TEST_error("usage: cmp_vfy_test server.crt client.crt "
 574                    "EndEntity1.crt EndEntity2.crt "
 575                    "Root_CA.crt Intermediate_CA.crt "
 576                    "CMP_IR_protected.der CMP_IR_unprotected.der "
 577                    "IP_waitingStatus_PBM.der IR_rmprotection.der "
 578                    "insta.cert.pem insta_ca.cert.pem "
 579                    "IR_protected_0_extraCerts.der "
 580                    "IR_protected_2_extraCerts.der\n");
 581         return 0;
 582     }
 583
 584     /* Load certificates for cert chain */
 585     if (!TEST_ptr(endentity1 = load_pem_cert(endentity1_f))
 586             || !TEST_ptr(endentity2 = load_pem_cert(endentity2_f))
 587             || !TEST_ptr(root = load_pem_cert(root_f))
 588             || !TEST_ptr(intermediate = load_pem_cert(intermediate_f)))
 589         goto err;
 590
 591     if (!TEST_ptr(insta_cert = load_pem_cert(instacert_f))
 592             || !TEST_ptr(instaca_cert = load_pem_cert(instaca_f)))
 593         goto err;
 594
 595     /* Load certificates for message validation */
 596     if (!TEST_ptr(srvcert = load_pem_cert(server_f))
 597             || !TEST_ptr(clcert = load_pem_cert(client_f)))
 598         goto err;
 599     if (!TEST_int_eq(1, RAND_bytes(rand_data, OSSL_CMP_TRANSACTIONID_LENGTH)))
 600         goto err;
 601     if (!TEST_ptr(ir_unprotected = load_pkimsg(ir_unprotected_f))
 602             || !TEST_ptr(ir_rmprotection = load_pkimsg(ir_rmprotection_f)))
 603         goto err;
 604
 605     /* Message validation tests */
 606     ADD_TEST(test_verify_popo);
 607 #ifndef FUZZING_BUILD_MODE_UNSAFE_FOR_PRODUCTION
 608     ADD_TEST(test_verify_popo_bad);
 609 #endif
 610     ADD_TEST(test_validate_msg_signature_trusted_ok);
 611     ADD_TEST(test_validate_msg_signature_trusted_expired);
 612     ADD_TEST(test_validate_msg_signature_srvcert_wrong);
 613     ADD_TEST(test_validate_msg_signature_bad);
 614     ADD_TEST(test_validate_msg_signature_sender_cert_srvcert);
 615     ADD_TEST(test_validate_msg_signature_sender_cert_untrusted);
 616     ADD_TEST(test_validate_msg_signature_sender_cert_trusted);
 617     ADD_TEST(test_validate_msg_signature_sender_cert_extracert);
 618     ADD_TEST(test_validate_msg_signature_sender_cert_absent);
 619     ADD_TEST(test_validate_msg_signature_expected_sender);
 620     ADD_TEST(test_validate_msg_signature_unexpected_sender);
 621     ADD_TEST(test_validate_msg_unprotected_request);
 622     ADD_TEST(test_validate_msg_mac_alg_protection);
 623     ADD_TEST(test_validate_msg_mac_alg_protection_bad);
 624
 625     /* Cert path validation tests */
 626     ADD_TEST(test_validate_cert_path_ok);
 627     ADD_TEST(test_validate_cert_path_expired);
 628     ADD_TEST(test_validate_cert_path_wrong_anchor);
 629
 630 #ifndef FUZZING_BUILD_MODE_UNSAFE_FOR_PRODUCTION
 631     ADD_TEST(test_MSG_check_received_no_protection_no_cb);
 632     ADD_TEST(test_MSG_check_received_no_protection_restrictive_cb);
 633 #endif
 634     ADD_TEST(test_MSG_check_received_no_protection_permissive_cb);
 635     ADD_TEST(test_MSG_check_received_check_transaction_id);
 636 #ifndef FUZZING_BUILD_MODE_UNSAFE_FOR_PRODUCTION
 637     ADD_TEST(test_MSG_check_received_check_transaction_id_bad);
 638 #endif
 639     ADD_TEST(test_MSG_check_received_check_recipient_nonce);
 640 #ifndef FUZZING_BUILD_MODE_UNSAFE_FOR_PRODUCTION
 641     ADD_TEST(test_MSG_check_received_check_recipient_nonce_bad);
 642 #endif
 643
 644     return 1;
 645
 646  err:
 647     cleanup_tests();
 648     return 0;
 649
 650 }