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 DEFINE_STACK_OF(OSSL_CRMF_MSG)
  15
  16 static const char *server_f;
  17 static const char *client_f;
  18 static const char *endentity1_f;
  19 static const char *endentity2_f;
  20 static const char *root_f;
  21 static const char *intermediate_f;
  22 static const char *ir_protected_f;
  23 static const char *ir_unprotected_f;
  24 static const char *ir_rmprotection_f;
  25 static const char *ip_waiting_f;
  26 static const char *instacert_f;
  27 static const char *instaca_f;
  28 static const char *ir_protected_0_extracerts;
  29 static const char *ir_protected_2_extracerts;
  30
  31 typedef struct test_fixture {
  32     const char *test_case_name;
  33     int expected;
  34     OSSL_CMP_CTX *cmp_ctx;
  35     OSSL_CMP_MSG *msg;
  36     X509 *cert;
  37     ossl_cmp_allow_unprotected_cb_t allow_unprotected_cb;
  38     int additional_arg;
  39 } CMP_VFY_TEST_FIXTURE;
  40
  41 static void tear_down(CMP_VFY_TEST_FIXTURE *fixture)
  42 {
  43     OSSL_CMP_MSG_free(fixture->msg);
  44     OSSL_CMP_CTX_free(fixture->cmp_ctx);
  45     OPENSSL_free(fixture);
  46 }
  47
  48 static time_t test_time_valid = 0, test_time_after_expiration = 0;
  49
  50 static CMP_VFY_TEST_FIXTURE *set_up(const char *const test_case_name)
  51 {
  52     X509_STORE *ts = X509_STORE_new();
  53     CMP_VFY_TEST_FIXTURE *fixture;
  54
  55     if (!TEST_ptr(fixture = OPENSSL_zalloc(sizeof(*fixture))))
  56         return NULL;
  57     fixture->test_case_name = test_case_name;
  58     if (ts == NULL
  59             || !TEST_ptr(fixture->cmp_ctx = OSSL_CMP_CTX_new())
  60             || !OSSL_CMP_CTX_set0_trustedStore(fixture->cmp_ctx, ts)
  61             || !OSSL_CMP_CTX_set_log_cb(fixture->cmp_ctx, print_to_bio_out)) {
  62         tear_down(fixture);
  63         X509_STORE_free(ts);
  64         return NULL;
  65     }
  66     X509_VERIFY_PARAM_set_time(X509_STORE_get0_param(ts), test_time_valid);
  67     X509_STORE_set_verify_cb(ts, X509_STORE_CTX_print_verify_cb);
  68     return fixture;
  69 }
  70
  71 static X509 *srvcert = NULL;
  72 static X509 *clcert = NULL;
  73 /* chain */
  74 static X509 *endentity1 = NULL, *endentity2 = NULL,
  75     *intermediate = NULL, *root = NULL;
  76 /* INSTA chain */
  77 static X509 *insta_cert = NULL, *instaca_cert = NULL;
  78
  79 static unsigned char rand_data[OSSL_CMP_TRANSACTIONID_LENGTH];
  80 static OSSL_CMP_MSG *ir_unprotected, *ir_rmprotection;
  81
  82 static int flip_bit(ASN1_BIT_STRING *bitstr)
  83 {
  84     int bit_num = 7;
  85     int bit = ASN1_BIT_STRING_get_bit(bitstr, bit_num);
  86
  87     return ASN1_BIT_STRING_set_bit(bitstr, bit_num, !bit);
  88 }
  89
  90 static int execute_verify_popo_test(CMP_VFY_TEST_FIXTURE *fixture)
  91 {
  92     if ((fixture->msg = load_pkimsg(ir_protected_f)) == NULL)
  93         return 0;
  94     if (fixture->expected == 0) {
  95         const OSSL_CRMF_MSGS *reqs = fixture->msg->body->value.ir;
  96         const OSSL_CRMF_MSG *req = sk_OSSL_CRMF_MSG_value(reqs, 0);
  97         if (req == NULL || !flip_bit(req->popo->value.signature->signature))
  98             return 0;
  99     }
 100     return TEST_int_eq(fixture->expected,
 101                        ossl_cmp_verify_popo(fixture->msg,
 102                                             fixture->additional_arg));
 103 }
 104
 105 static int test_verify_popo(void)
 106 {
 107     SETUP_TEST_FIXTURE(CMP_VFY_TEST_FIXTURE, set_up);
 108     fixture->expected = 1;
 109     EXECUTE_TEST(execute_verify_popo_test, tear_down);
 110     return result;
 111 }
 112
 113 #ifndef FUZZING_BUILD_MODE_UNSAFE_FOR_PRODUCTION
 114 static int test_verify_popo_bad(void)
 115 {
 116     SETUP_TEST_FIXTURE(CMP_VFY_TEST_FIXTURE, set_up);
 117     fixture->expected = 0;
 118     EXECUTE_TEST(execute_verify_popo_test, tear_down);
 119     return result;
 120 }
 121 #endif
 122
 123 static int execute_validate_msg_test(CMP_VFY_TEST_FIXTURE *fixture)
 124 {
 125     return TEST_int_eq(fixture->expected,
 126                        ossl_cmp_msg_check_update(fixture->cmp_ctx, fixture->msg,
 127                                                  NULL, 0));
 128 }
 129
 130 static int execute_validate_cert_path_test(CMP_VFY_TEST_FIXTURE *fixture)
 131 {
 132     X509_STORE *ts = OSSL_CMP_CTX_get0_trustedStore(fixture->cmp_ctx);
 133     int res = TEST_int_eq(fixture->expected,
 134                           OSSL_CMP_validate_cert_path(fixture->cmp_ctx,
 135                                                       ts, fixture->cert));
 136
 137     OSSL_CMP_CTX_print_errors(fixture->cmp_ctx);
 138     return res;
 139 }
 140
 141 static int test_validate_msg_mac_alg_protection(void)
 142 {
 143     SETUP_TEST_FIXTURE(CMP_VFY_TEST_FIXTURE, set_up);
 144     /* secret value belonging to cmp-test/CMP_IP_waitingStatus_PBM.der */
 145     const unsigned char sec_1[] = {
 146         '9', 'p', 'p', '8', '-', 'b', '3', '5', 'i', '-', 'X', 'd', '3',
 147         'Q', '-', 'u', 'd', 'N', 'R'
 148     };
 149
 150     fixture->expected = 1;
 151     if (!TEST_true(OSSL_CMP_CTX_set1_secretValue(fixture->cmp_ctx, sec_1,
 152                                                  sizeof(sec_1)))
 153             || !TEST_ptr(fixture->msg = load_pkimsg(ip_waiting_f))) {
 154         tear_down(fixture);
 155         fixture = NULL;
 156     }
 157     EXECUTE_TEST(execute_validate_msg_test, tear_down);
 158     return result;
 159 }
 160
 161 #ifndef FUZZING_BUILD_MODE_UNSAFE_FOR_PRODUCTION
 162 static int test_validate_msg_mac_alg_protection_bad(void)
 163 {
 164     SETUP_TEST_FIXTURE(CMP_VFY_TEST_FIXTURE, set_up);
 165     const unsigned char sec_bad[] = {
 166         '9', 'p', 'p', '8', '-', 'b', '3', '5', 'i', '-', 'X', 'd', '3',
 167         'Q', '-', 'u', 'd', 'N', 'r'
 168     };
 169     fixture->expected = 0;
 170
 171     if (!TEST_true(OSSL_CMP_CTX_set1_secretValue(fixture->cmp_ctx, sec_bad,
 172                                                  sizeof(sec_bad)))
 173             || !TEST_ptr(fixture->msg = load_pkimsg(ip_waiting_f))) {
 174         tear_down(fixture);
 175         fixture = NULL;
 176     }
 177     EXECUTE_TEST(execute_validate_msg_test, tear_down);
 178     return result;
 179 }
 180 #endif
 181
 182 static int add_trusted(OSSL_CMP_CTX *ctx, X509 *cert)
 183 {
 184     return X509_STORE_add_cert(OSSL_CMP_CTX_get0_trustedStore(ctx), cert);
 185 }
 186
 187 static int add_untrusted(OSSL_CMP_CTX *ctx, X509 *cert)
 188 {
 189     return ossl_cmp_sk_X509_add1_cert(OSSL_CMP_CTX_get0_untrusted_certs(ctx),
 190                                       cert, 0, 0);
 191 }
 192
 193 static int test_validate_msg_signature_partial_chain(int expired)
 194 {
 195     SETUP_TEST_FIXTURE(CMP_VFY_TEST_FIXTURE, set_up);
 196     X509_STORE *ts = OSSL_CMP_CTX_get0_trustedStore(fixture->cmp_ctx);
 197
 198     fixture->expected = !expired;
 199     if (ts == NULL
 200             || !TEST_ptr(fixture->msg = load_pkimsg(ir_protected_f))
 201             || !add_trusted(fixture->cmp_ctx, srvcert)) {
 202         tear_down(fixture);
 203         fixture = NULL;
 204     } else {
 205         X509_VERIFY_PARAM *vpm = X509_STORE_get0_param(ts);
 206         X509_VERIFY_PARAM_set_flags(vpm, X509_V_FLAG_PARTIAL_CHAIN);
 207         if (expired)
 208             X509_VERIFY_PARAM_set_time(vpm, test_time_after_expiration);
 209     }
 210     EXECUTE_TEST(execute_validate_msg_test, tear_down);
 211     return result;
 212 }
 213
 214 static int test_validate_msg_signature_trusted_ok(void)
 215 {
 216     return test_validate_msg_signature_partial_chain(0);
 217 }
 218
 219 #ifndef FUZZING_BUILD_MODE_UNSAFE_FOR_PRODUCTION
 220 static int test_validate_msg_signature_trusted_expired(void)
 221 {
 222     return test_validate_msg_signature_partial_chain(1);
 223 }
 224 #endif
 225
 226 static int test_validate_msg_signature_srvcert_wrong(void)
 227 {
 228     SETUP_TEST_FIXTURE(CMP_VFY_TEST_FIXTURE, set_up);
 229     fixture->expected = 0;
 230     if (!TEST_ptr(fixture->msg = load_pkimsg(ir_protected_f))
 231         || !TEST_true(OSSL_CMP_CTX_set1_srvCert(fixture->cmp_ctx, clcert))) {
 232         tear_down(fixture);
 233         fixture = NULL;
 234     }
 235     EXECUTE_TEST(execute_validate_msg_test, tear_down);
 236     return result;
 237 }
 238
 239 static int test_validate_msg_signature_srvcert(int bad_sig)
 240 {
 241     SETUP_TEST_FIXTURE(CMP_VFY_TEST_FIXTURE, set_up);
 242     fixture->expected = !bad_sig;
 243     if (!TEST_ptr(fixture->msg = load_pkimsg(ir_protected_f))
 244         || !TEST_true(OSSL_CMP_CTX_set1_srvCert(fixture->cmp_ctx, srvcert))
 245         || (bad_sig && !flip_bit(fixture->msg->protection))) {
 246         tear_down(fixture);
 247         fixture = NULL;
 248     }
 249     EXECUTE_TEST(execute_validate_msg_test, tear_down);
 250     return result;
 251 }
 252
 253 #ifndef FUZZING_BUILD_MODE_UNSAFE_FOR_PRODUCTION
 254 static int test_validate_msg_signature_bad(void)
 255 {
 256     return test_validate_msg_signature_srvcert(1);
 257 }
 258 #endif
 259
 260 static int test_validate_msg_signature_sender_cert_srvcert(void)
 261 {
 262     return test_validate_msg_signature_srvcert(0);
 263 }
 264
 265 static int test_validate_msg_signature_sender_cert_untrusted(void)
 266 {
 267     SETUP_TEST_FIXTURE(CMP_VFY_TEST_FIXTURE, set_up);
 268     fixture->expected = 1;
 269     if (!TEST_ptr(fixture->msg = load_pkimsg(ir_protected_0_extracerts))
 270             || !add_trusted(fixture->cmp_ctx, instaca_cert)
 271             || !add_untrusted(fixture->cmp_ctx, insta_cert)) {
 272         tear_down(fixture);
 273         fixture = NULL;
 274     }
 275     EXECUTE_TEST(execute_validate_msg_test, tear_down);
 276     return result;
 277 }
 278
 279 static int test_validate_msg_signature_sender_cert_trusted(void)
 280 {
 281     SETUP_TEST_FIXTURE(CMP_VFY_TEST_FIXTURE, set_up);
 282     fixture->expected = 1;
 283     if (!TEST_ptr(fixture->msg = load_pkimsg(ir_protected_0_extracerts))
 284             || !add_trusted(fixture->cmp_ctx, instaca_cert)
 285             || !add_trusted(fixture->cmp_ctx, insta_cert)) {
 286         tear_down(fixture);
 287         fixture = NULL;
 288     }
 289     EXECUTE_TEST(execute_validate_msg_test, tear_down);
 290     return result;
 291 }
 292
 293 static int test_validate_msg_signature_sender_cert_extracert(void)
 294 {
 295     SETUP_TEST_FIXTURE(CMP_VFY_TEST_FIXTURE, set_up);
 296     fixture->expected = 1;
 297     if (!TEST_ptr(fixture->msg = load_pkimsg(ir_protected_2_extracerts))
 298             || !add_trusted(fixture->cmp_ctx, instaca_cert)) {
 299         tear_down(fixture);
 300         fixture = NULL;
 301     }
 302     EXECUTE_TEST(execute_validate_msg_test, tear_down);
 303     return result;
 304 }
 305
 306
 307 #ifndef FUZZING_BUILD_MODE_UNSAFE_FOR_PRODUCTION
 308 static int test_validate_msg_signature_sender_cert_absent(void)
 309 {
 310     SETUP_TEST_FIXTURE(CMP_VFY_TEST_FIXTURE, set_up);
 311     fixture->expected = 0;
 312     if (!TEST_ptr(fixture->msg = load_pkimsg(ir_protected_0_extracerts))) {
 313         tear_down(fixture);
 314         fixture = NULL;
 315     }
 316     EXECUTE_TEST(execute_validate_msg_test, tear_down);
 317     return result;
 318 }
 319 #endif
 320
 321 static int test_validate_with_sender(const X509_NAME *name, int expected)
 322 {
 323     SETUP_TEST_FIXTURE(CMP_VFY_TEST_FIXTURE, set_up);
 324     fixture->expected = expected;
 325     if (!TEST_ptr(fixture->msg = load_pkimsg(ir_protected_f))
 326         || !TEST_true(OSSL_CMP_CTX_set1_expected_sender(fixture->cmp_ctx, name))
 327         || !TEST_true(OSSL_CMP_CTX_set1_srvCert(fixture->cmp_ctx, srvcert))) {
 328         tear_down(fixture);
 329         fixture = NULL;
 330     }
 331     EXECUTE_TEST(execute_validate_msg_test, tear_down);
 332     return result;
 333 }
 334
 335 static int test_validate_msg_signature_expected_sender(void)
 336 {
 337     return test_validate_with_sender(X509_get_subject_name(srvcert), 1);
 338 }
 339
 340 static int test_validate_msg_signature_unexpected_sender(void)
 341 {
 342     return test_validate_with_sender(X509_get_subject_name(root), 0);
 343 }
 344
 345 #ifndef FUZZING_BUILD_MODE_UNSAFE_FOR_PRODUCTION
 346 static int test_validate_msg_unprotected_request(void)
 347 {
 348     SETUP_TEST_FIXTURE(CMP_VFY_TEST_FIXTURE, set_up);
 349     fixture->expected = 0;
 350     if (!TEST_ptr(fixture->msg = load_pkimsg(ir_unprotected_f))) {
 351         tear_down(fixture);
 352         fixture = NULL;
 353     }
 354     EXECUTE_TEST(execute_validate_msg_test, tear_down);
 355     return result;
 356 }
 357 #endif
 358
 359 static void setup_path(CMP_VFY_TEST_FIXTURE **fixture, X509 *wrong, int expired)
 360 {
 361     (*fixture)->cert = endentity2;
 362     (*fixture)->expected = wrong == NULL && !expired;
 363     if (expired) {
 364         X509_STORE *ts = OSSL_CMP_CTX_get0_trustedStore((*fixture)->cmp_ctx);
 365         X509_VERIFY_PARAM *vpm = X509_STORE_get0_param(ts);
 366         X509_VERIFY_PARAM_set_time(vpm, test_time_after_expiration);
 367     }
 368     if (!add_trusted((*fixture)->cmp_ctx, wrong == NULL ? root : wrong)
 369             || !add_untrusted((*fixture)->cmp_ctx, endentity1)
 370             || !add_untrusted((*fixture)->cmp_ctx, intermediate)) {
 371         tear_down((*fixture));
 372         (*fixture) = NULL;
 373     }
 374 }
 375
 376 static int test_validate_cert_path_ok(void)
 377 {
 378     SETUP_TEST_FIXTURE(CMP_VFY_TEST_FIXTURE, set_up);
 379     setup_path(&fixture, NULL, 0);
 380     EXECUTE_TEST(execute_validate_cert_path_test, tear_down);
 381     return result;
 382 }
 383
 384 static int test_validate_cert_path_wrong_anchor(void)
 385 {
 386     SETUP_TEST_FIXTURE(CMP_VFY_TEST_FIXTURE, set_up);
 387     setup_path(&fixture, srvcert /* wrong/non-root cert */, 0);
 388     EXECUTE_TEST(execute_validate_cert_path_test, tear_down);
 389     return result;
 390 }
 391
 392 static int test_validate_cert_path_expired(void)
 393 {
 394     SETUP_TEST_FIXTURE(CMP_VFY_TEST_FIXTURE, set_up);
 395     setup_path(&fixture, NULL, 1);
 396     EXECUTE_TEST(execute_validate_cert_path_test, tear_down);
 397     return result;
 398 }
 399
 400 static int execute_msg_check_test(CMP_VFY_TEST_FIXTURE *fixture)
 401 {
 402     const OSSL_CMP_PKIHEADER *hdr = OSSL_CMP_MSG_get0_header(fixture->msg);
 403     const ASN1_OCTET_STRING *tid = OSSL_CMP_HDR_get0_transactionID(hdr);
 404
 405     if (!TEST_int_eq(fixture->expected,
 406                      ossl_cmp_msg_check_update(fixture->cmp_ctx,
 407                                                fixture->msg,
 408                                                fixture->allow_unprotected_cb,
 409                                                fixture->additional_arg)))
 410         return 0;
 411
 412     if (fixture->expected == 0) /* error expected aready during above check */
 413         return 1;
 414     return
 415         TEST_int_eq(0,
 416                     ASN1_OCTET_STRING_cmp(ossl_cmp_hdr_get0_senderNonce(hdr),
 417                                           fixture->cmp_ctx->recipNonce))
 418         && TEST_int_eq(0,
 419                        ASN1_OCTET_STRING_cmp(tid,
 420                                              fixture->cmp_ctx->transactionID));
 421 }
 422
 423 static int allow_unprotected(const OSSL_CMP_CTX *ctx, const OSSL_CMP_MSG *msg,
 424                              int invalid_protection, int allow)
 425 {
 426     return allow;
 427 }
 428
 429 static void setup_check_update(CMP_VFY_TEST_FIXTURE **fixture, int expected,
 430                                ossl_cmp_allow_unprotected_cb_t cb, int arg,
 431                                const unsigned char *trid_data,
 432                                const unsigned char *nonce_data)
 433 {
 434     OSSL_CMP_CTX *ctx = (*fixture)->cmp_ctx;
 435     int nonce_len = OSSL_CMP_SENDERNONCE_LENGTH;
 436
 437     (*fixture)->expected = expected;
 438     (*fixture)->allow_unprotected_cb = cb;
 439     (*fixture)->additional_arg = arg;
 440     (*fixture)->msg = OSSL_CMP_MSG_dup(ir_rmprotection);
 441     if ((*fixture)->msg == NULL
 442         || (nonce_data != NULL
 443             && !ossl_cmp_asn1_octet_string_set1_bytes(&ctx->senderNonce,
 444                                                       nonce_data, nonce_len))) {
 445         tear_down((*fixture));
 446         (*fixture) = NULL;
 447     } else if (trid_data != NULL) {
 448         ASN1_OCTET_STRING *trid = ASN1_OCTET_STRING_new();
 449         if (trid == NULL
 450             || !ASN1_OCTET_STRING_set(trid, trid_data,
 451                                       OSSL_CMP_TRANSACTIONID_LENGTH)
 452             || !OSSL_CMP_CTX_set1_transactionID(ctx, trid)) {
 453             tear_down((*fixture));
 454             (*fixture) = NULL;
 455         }
 456         ASN1_OCTET_STRING_free(trid);
 457     }
 458 }
 459
 460 #ifndef FUZZING_BUILD_MODE_UNSAFE_FOR_PRODUCTION
 461 static int test_msg_check_no_protection_no_cb(void)
 462 {
 463     SETUP_TEST_FIXTURE(CMP_VFY_TEST_FIXTURE, set_up);
 464     setup_check_update(&fixture, 0, NULL, 0, NULL, NULL);
 465     EXECUTE_TEST(execute_msg_check_test, tear_down);
 466     return result;
 467 }
 468
 469 static int test_msg_check_no_protection_restrictive_cb(void)
 470 {
 471     SETUP_TEST_FIXTURE(CMP_VFY_TEST_FIXTURE, set_up);
 472     setup_check_update(&fixture, 0, allow_unprotected, 0, NULL, NULL);
 473     EXECUTE_TEST(execute_msg_check_test, tear_down);
 474     return result;
 475 }
 476 #endif
 477
 478 static int test_msg_check_no_protection_permissive_cb(void)
 479 {
 480     SETUP_TEST_FIXTURE(CMP_VFY_TEST_FIXTURE, set_up);
 481     setup_check_update(&fixture, 1, allow_unprotected, 1, NULL, NULL);
 482     EXECUTE_TEST(execute_msg_check_test, tear_down);
 483     return result;
 484 }
 485
 486 static int test_msg_check_transaction_id(void)
 487 {
 488     /* Transaction id belonging to CMP_IR_rmprotection.der */
 489     const unsigned char trans_id[OSSL_CMP_TRANSACTIONID_LENGTH] = {
 490         0x39, 0xB6, 0x90, 0x28, 0xC4, 0xBC, 0x7A, 0xF6,
 491         0xBE, 0xC6, 0x4A, 0x88, 0x97, 0xA6, 0x95, 0x0B
 492     };
 493
 494     SETUP_TEST_FIXTURE(CMP_VFY_TEST_FIXTURE, set_up);
 495     setup_check_update(&fixture, 1, allow_unprotected, 1, trans_id, NULL);
 496     EXECUTE_TEST(execute_msg_check_test, tear_down);
 497     return result;
 498 }
 499
 500 #ifndef FUZZING_BUILD_MODE_UNSAFE_FOR_PRODUCTION
 501 static int test_msg_check_transaction_id_bad(void)
 502 {
 503     SETUP_TEST_FIXTURE(CMP_VFY_TEST_FIXTURE, set_up);
 504     setup_check_update(&fixture, 0, allow_unprotected, 1, rand_data, NULL);
 505     EXECUTE_TEST(execute_msg_check_test, tear_down);
 506     return result;
 507 }
 508 #endif
 509
 510 static int test_msg_check_recipient_nonce(void)
 511 {
 512     /* Recipient nonce belonging to CMP_IP_ir_rmprotection.der */
 513     const unsigned char rec_nonce[OSSL_CMP_SENDERNONCE_LENGTH] = {
 514         0x48, 0xF1, 0x71, 0x1F, 0xE5, 0xAF, 0x1C, 0x8B,
 515         0x21, 0x97, 0x5C, 0x84, 0x74, 0x49, 0xBA, 0x32
 516     };
 517
 518     SETUP_TEST_FIXTURE(CMP_VFY_TEST_FIXTURE, set_up);
 519     setup_check_update(&fixture, 1, allow_unprotected, 1, NULL, rec_nonce);
 520     EXECUTE_TEST(execute_msg_check_test, tear_down);
 521     return result;
 522 }
 523
 524 #ifndef FUZZING_BUILD_MODE_UNSAFE_FOR_PRODUCTION
 525 static int test_msg_check_recipient_nonce_bad(void)
 526 {
 527     SETUP_TEST_FIXTURE(CMP_VFY_TEST_FIXTURE, set_up);
 528     setup_check_update(&fixture, 0, allow_unprotected, 1, NULL, rand_data);
 529     EXECUTE_TEST(execute_msg_check_test, tear_down);
 530     return result;
 531 }
 532 #endif
 533
 534 void cleanup_tests(void)
 535 {
 536     X509_free(srvcert);
 537     X509_free(clcert);
 538     X509_free(endentity1);
 539     X509_free(endentity2);
 540     X509_free(intermediate);
 541     X509_free(root);
 542     X509_free(insta_cert);
 543     X509_free(instaca_cert);
 544     OSSL_CMP_MSG_free(ir_unprotected);
 545     OSSL_CMP_MSG_free(ir_rmprotection);
 546     return;
 547 }
 548
 549 int setup_tests(void)
 550 {
 551     /* Set test time stamps */
 552     struct tm ts = { 0 };
 553
 554     ts.tm_year = 2018 - 1900;      /* 2018 */
 555     ts.tm_mon = 1;                 /* February */
 556     ts.tm_mday = 18;               /* 18th */
 557     test_time_valid = mktime(&ts); /* February 18th 2018 */
 558     ts.tm_year += 10;              /* February 18th 2028 */
 559     test_time_after_expiration = mktime(&ts);
 560
 561     if (!test_skip_common_options()) {
 562         TEST_error("Error parsing test options\n");
 563         return 0;
 564     }
 565
 566     RAND_bytes(rand_data, OSSL_CMP_TRANSACTIONID_LENGTH);
 567     if (!TEST_ptr(server_f = test_get_argument(0))
 568             || !TEST_ptr(client_f = test_get_argument(1))
 569             || !TEST_ptr(endentity1_f = test_get_argument(2))
 570             || !TEST_ptr(endentity2_f = test_get_argument(3))
 571             || !TEST_ptr(root_f = test_get_argument(4))
 572             || !TEST_ptr(intermediate_f = test_get_argument(5))
 573             || !TEST_ptr(ir_protected_f = test_get_argument(6))
 574             || !TEST_ptr(ir_unprotected_f = test_get_argument(7))
 575             || !TEST_ptr(ip_waiting_f = test_get_argument(8))
 576             || !TEST_ptr(ir_rmprotection_f = test_get_argument(9))
 577             || !TEST_ptr(instacert_f = test_get_argument(10))
 578             || !TEST_ptr(instaca_f = test_get_argument(11))
 579             || !TEST_ptr(ir_protected_0_extracerts = test_get_argument(12))
 580             || !TEST_ptr(ir_protected_2_extracerts = test_get_argument(13))) {
 581         TEST_error("usage: cmp_vfy_test server.crt client.crt "
 582                    "EndEntity1.crt EndEntity2.crt "
 583                    "Root_CA.crt Intermediate_CA.crt "
 584                    "CMP_IR_protected.der CMP_IR_unprotected.der "
 585                    "IP_waitingStatus_PBM.der IR_rmprotection.der "
 586                    "insta.cert.pem insta_ca.cert.pem "
 587                    "IR_protected_0_extraCerts.der "
 588                    "IR_protected_2_extraCerts.der\n");
 589         return 0;
 590     }
 591
 592     /* Load certificates for cert chain */
 593     if (!TEST_ptr(endentity1 = load_pem_cert(endentity1_f))
 594             || !TEST_ptr(endentity2 = load_pem_cert(endentity2_f))
 595             || !TEST_ptr(root = load_pem_cert(root_f))
 596             || !TEST_ptr(intermediate = load_pem_cert(intermediate_f)))
 597         goto err;
 598
 599     if (!TEST_ptr(insta_cert = load_pem_cert(instacert_f))
 600             || !TEST_ptr(instaca_cert = load_pem_cert(instaca_f)))
 601         goto err;
 602
 603     /* Load certificates for message validation */
 604     if (!TEST_ptr(srvcert = load_pem_cert(server_f))
 605             || !TEST_ptr(clcert = load_pem_cert(client_f)))
 606         goto err;
 607     if (!TEST_int_eq(1, RAND_bytes(rand_data, OSSL_CMP_TRANSACTIONID_LENGTH)))
 608         goto err;
 609     if (!TEST_ptr(ir_unprotected = load_pkimsg(ir_unprotected_f))
 610             || !TEST_ptr(ir_rmprotection = load_pkimsg(ir_rmprotection_f)))
 611         goto err;
 612
 613     /* Message validation tests */
 614     ADD_TEST(test_verify_popo);
 615 #ifndef FUZZING_BUILD_MODE_UNSAFE_FOR_PRODUCTION
 616     ADD_TEST(test_verify_popo_bad);
 617 #endif
 618     ADD_TEST(test_validate_msg_signature_trusted_ok);
 619 #ifndef FUZZING_BUILD_MODE_UNSAFE_FOR_PRODUCTION
 620     ADD_TEST(test_validate_msg_signature_trusted_expired);
 621 #endif
 622     ADD_TEST(test_validate_msg_signature_srvcert_wrong);
 623 #ifndef FUZZING_BUILD_MODE_UNSAFE_FOR_PRODUCTION
 624     ADD_TEST(test_validate_msg_signature_bad);
 625 #endif
 626     ADD_TEST(test_validate_msg_signature_sender_cert_srvcert);
 627     ADD_TEST(test_validate_msg_signature_sender_cert_untrusted);
 628     ADD_TEST(test_validate_msg_signature_sender_cert_trusted);
 629     ADD_TEST(test_validate_msg_signature_sender_cert_extracert);
 630 #ifndef FUZZING_BUILD_MODE_UNSAFE_FOR_PRODUCTION
 631     ADD_TEST(test_validate_msg_signature_sender_cert_absent);
 632 #endif
 633     ADD_TEST(test_validate_msg_signature_expected_sender);
 634     ADD_TEST(test_validate_msg_signature_unexpected_sender);
 635 #ifndef FUZZING_BUILD_MODE_UNSAFE_FOR_PRODUCTION
 636     ADD_TEST(test_validate_msg_unprotected_request);
 637 #endif
 638     ADD_TEST(test_validate_msg_mac_alg_protection);
 639 #ifndef FUZZING_BUILD_MODE_UNSAFE_FOR_PRODUCTION
 640     ADD_TEST(test_validate_msg_mac_alg_protection_bad);
 641 #endif
 642
 643     /* Cert path validation tests */
 644     ADD_TEST(test_validate_cert_path_ok);
 645     ADD_TEST(test_validate_cert_path_expired);
 646     ADD_TEST(test_validate_cert_path_wrong_anchor);
 647
 648 #ifndef FUZZING_BUILD_MODE_UNSAFE_FOR_PRODUCTION
 649     ADD_TEST(test_msg_check_no_protection_no_cb);
 650     ADD_TEST(test_msg_check_no_protection_restrictive_cb);
 651 #endif
 652     ADD_TEST(test_msg_check_no_protection_permissive_cb);
 653     ADD_TEST(test_msg_check_transaction_id);
 654 #ifndef FUZZING_BUILD_MODE_UNSAFE_FOR_PRODUCTION
 655     ADD_TEST(test_msg_check_transaction_id_bad);
 656 #endif
 657     ADD_TEST(test_msg_check_recipient_nonce);
 658 #ifndef FUZZING_BUILD_MODE_UNSAFE_FOR_PRODUCTION
 659     ADD_TEST(test_msg_check_recipient_nonce_bad);
 660 #endif
 661
 662     return 1;
 663
 664  err:
 665     cleanup_tests();
 666     return 0;
 667
 668 }