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