test/cmp_vfy_test.c

   1 /*
   2  * Copyright 2007-2022 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 "helpers/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 OSSL_LIB_CTX *libctx = NULL;
  41 static OSSL_PROVIDER *default_null_provider = NULL, *provider = NULL;
  42
  43 static void tear_down(CMP_VFY_TEST_FIXTURE *fixture)
  44 {
  45     OSSL_CMP_MSG_free(fixture->msg);
  46     OSSL_CMP_CTX_free(fixture->cmp_ctx);
  47     OPENSSL_free(fixture);
  48 }
  49
  50 static time_t test_time_valid = 0, test_time_after_expiration = 0;
  51
  52 static CMP_VFY_TEST_FIXTURE *set_up(const char *const test_case_name)
  53 {
  54     X509_STORE *ts;
  55     CMP_VFY_TEST_FIXTURE *fixture;
  56
  57     if (!TEST_ptr(fixture = OPENSSL_zalloc(sizeof(*fixture))))
  58         return NULL;
  59
  60     ts = X509_STORE_new();
  61     fixture->test_case_name = test_case_name;
  62     if (ts == NULL
  63             || !TEST_ptr(fixture->cmp_ctx = OSSL_CMP_CTX_new(libctx, NULL))
  64             || !OSSL_CMP_CTX_set0_trusted(fixture->cmp_ctx, ts)
  65             || !OSSL_CMP_CTX_set_log_cb(fixture->cmp_ctx, print_to_bio_out)) {
  66         tear_down(fixture);
  67         X509_STORE_free(ts);
  68         return NULL;
  69     }
  70     X509_VERIFY_PARAM_set_time(X509_STORE_get0_param(ts), test_time_valid);
  71     X509_STORE_set_verify_cb(ts, X509_STORE_CTX_print_verify_cb);
  72     return fixture;
  73 }
  74
  75 static X509 *srvcert = NULL;
  76 static X509 *clcert = NULL;
  77 /* chain */
  78 static X509 *endentity1 = NULL, *endentity2 = NULL,
  79     *intermediate = NULL, *root = NULL;
  80 /* INSTA chain */
  81 static X509 *insta_cert = NULL, *instaca_cert = NULL;
  82
  83 static unsigned char rand_data[OSSL_CMP_TRANSACTIONID_LENGTH];
  84 static OSSL_CMP_MSG *ir_unprotected, *ir_rmprotection;
  85
  86 static int flip_bit(ASN1_BIT_STRING *bitstr)
  87 {
  88     int bit_num = 7;
  89     int bit = ASN1_BIT_STRING_get_bit(bitstr, bit_num);
  90
  91     return ASN1_BIT_STRING_set_bit(bitstr, bit_num, !bit);
  92 }
  93
  94 static int execute_verify_popo_test(CMP_VFY_TEST_FIXTURE *fixture)
  95 {
  96     if ((fixture->msg = load_pkimsg(ir_protected_f, libctx)) == NULL)
  97         return 0;
  98     if (fixture->expected == 0) {
  99         const OSSL_CRMF_MSGS *reqs = fixture->msg->body->value.ir;
 100         const OSSL_CRMF_MSG *req = sk_OSSL_CRMF_MSG_value(reqs, 0);
 101         if (req == NULL || !flip_bit(req->popo->value.signature->signature))
 102             return 0;
 103     }
 104     return TEST_int_eq(fixture->expected,
 105                        ossl_cmp_verify_popo(fixture->cmp_ctx, fixture->msg,
 106                                             fixture->additional_arg));
 107 }
 108
 109 static int test_verify_popo(void)
 110 {
 111     SETUP_TEST_FIXTURE(CMP_VFY_TEST_FIXTURE, set_up);
 112     fixture->expected = 1;
 113     EXECUTE_TEST(execute_verify_popo_test, tear_down);
 114     return result;
 115 }
 116
 117 #ifndef FUZZING_BUILD_MODE_UNSAFE_FOR_PRODUCTION
 118 static int test_verify_popo_bad(void)
 119 {
 120     SETUP_TEST_FIXTURE(CMP_VFY_TEST_FIXTURE, set_up);
 121     fixture->expected = 0;
 122     EXECUTE_TEST(execute_verify_popo_test, tear_down);
 123     return result;
 124 }
 125 #endif
 126
 127 /* indirectly checks also OSSL_CMP_validate_msg() */
 128 static int execute_validate_msg_test(CMP_VFY_TEST_FIXTURE *fixture)
 129 {
 130     int res = TEST_int_eq(fixture->expected,
 131                           ossl_cmp_msg_check_update(fixture->cmp_ctx,
 132                                                     fixture->msg, NULL, 0));
 133     X509 *validated = OSSL_CMP_CTX_get0_validatedSrvCert(fixture->cmp_ctx);
 134
 135     return res && (!fixture->expected || TEST_ptr_eq(validated, fixture->cert));
 136 }
 137
 138 static int execute_validate_cert_path_test(CMP_VFY_TEST_FIXTURE *fixture)
 139 {
 140     X509_STORE *ts = OSSL_CMP_CTX_get0_trusted(fixture->cmp_ctx);
 141     int res = TEST_int_eq(fixture->expected,
 142                           OSSL_CMP_validate_cert_path(fixture->cmp_ctx,
 143                                                       ts, fixture->cert));
 144
 145     OSSL_CMP_CTX_print_errors(fixture->cmp_ctx);
 146     return res;
 147 }
 148
 149 static int test_validate_msg_mac_alg_protection(void)
 150 {
 151     /* secret value belonging to cmp-test/CMP_IP_waitingStatus_PBM.der */
 152     const unsigned char sec_1[] = {
 153         '9', 'p', 'p', '8', '-', 'b', '3', '5', 'i', '-', 'X', 'd', '3',
 154         'Q', '-', 'u', 'd', 'N', 'R'
 155     };
 156
 157     SETUP_TEST_FIXTURE(CMP_VFY_TEST_FIXTURE, set_up);
 158     fixture->cert = NULL;
 159
 160     fixture->expected = 1;
 161     if (!TEST_true(OSSL_CMP_CTX_set1_secretValue(fixture->cmp_ctx, sec_1,
 162                                                  sizeof(sec_1)))
 163             || !TEST_ptr(fixture->msg = load_pkimsg(ip_waiting_f, libctx))) {
 164         tear_down(fixture);
 165         fixture = NULL;
 166     }
 167     EXECUTE_TEST(execute_validate_msg_test, tear_down);
 168     return result;
 169 }
 170
 171 #ifndef FUZZING_BUILD_MODE_UNSAFE_FOR_PRODUCTION
 172 static int test_validate_msg_mac_alg_protection_bad(void)
 173 {
 174     const unsigned char sec_bad[] = {
 175         '9', 'p', 'p', '8', '-', 'b', '3', '5', 'i', '-', 'X', 'd', '3',
 176         'Q', '-', 'u', 'd', 'N', 'r'
 177     };
 178
 179     SETUP_TEST_FIXTURE(CMP_VFY_TEST_FIXTURE, set_up);
 180     fixture->cert = NULL;
 181     fixture->expected = 0;
 182
 183     if (!TEST_true(OSSL_CMP_CTX_set1_secretValue(fixture->cmp_ctx, sec_bad,
 184                                                  sizeof(sec_bad)))
 185             || !TEST_ptr(fixture->msg = load_pkimsg(ip_waiting_f, libctx))) {
 186         tear_down(fixture);
 187         fixture = NULL;
 188     }
 189     EXECUTE_TEST(execute_validate_msg_test, tear_down);
 190     return result;
 191 }
 192 #endif
 193
 194 static int add_trusted(OSSL_CMP_CTX *ctx, X509 *cert)
 195 {
 196     return X509_STORE_add_cert(OSSL_CMP_CTX_get0_trusted(ctx), cert);
 197 }
 198
 199 static int add_untrusted(OSSL_CMP_CTX *ctx, X509 *cert)
 200 {
 201     return X509_add_cert(OSSL_CMP_CTX_get0_untrusted(ctx), cert,
 202                          X509_ADD_FLAG_UP_REF);
 203 }
 204
 205 static int test_validate_msg_signature_partial_chain(int expired)
 206 {
 207     X509_STORE *ts;
 208
 209     SETUP_TEST_FIXTURE(CMP_VFY_TEST_FIXTURE, set_up);
 210     fixture->cert = srvcert;
 211
 212     ts = OSSL_CMP_CTX_get0_trusted(fixture->cmp_ctx);
 213     fixture->expected = !expired;
 214     if (ts == NULL
 215             || !TEST_ptr(fixture->msg = load_pkimsg(ir_protected_f, libctx))
 216             || !add_trusted(fixture->cmp_ctx, srvcert)) {
 217         tear_down(fixture);
 218         fixture = NULL;
 219     } else {
 220         X509_VERIFY_PARAM *vpm = X509_STORE_get0_param(ts);
 221         X509_VERIFY_PARAM_set_flags(vpm, X509_V_FLAG_PARTIAL_CHAIN);
 222         if (expired)
 223             X509_VERIFY_PARAM_set_time(vpm, test_time_after_expiration);
 224     }
 225     EXECUTE_TEST(execute_validate_msg_test, tear_down);
 226     return result;
 227 }
 228
 229 static int test_validate_msg_signature_trusted_ok(void)
 230 {
 231     return test_validate_msg_signature_partial_chain(0);
 232 }
 233
 234 #ifndef FUZZING_BUILD_MODE_UNSAFE_FOR_PRODUCTION
 235 static int test_validate_msg_signature_trusted_expired(void)
 236 {
 237     return test_validate_msg_signature_partial_chain(1);
 238 }
 239 #endif
 240
 241 static int test_validate_msg_signature_srvcert_wrong(void)
 242 {
 243     SETUP_TEST_FIXTURE(CMP_VFY_TEST_FIXTURE, set_up);
 244     fixture->expected = 0;
 245     if (!TEST_ptr(fixture->msg = load_pkimsg(ir_protected_f, libctx))
 246         || !TEST_true(OSSL_CMP_CTX_set1_srvCert(fixture->cmp_ctx, clcert))) {
 247         tear_down(fixture);
 248         fixture = NULL;
 249     }
 250     EXECUTE_TEST(execute_validate_msg_test, tear_down);
 251     return result;
 252 }
 253
 254 static int test_validate_msg_signature_srvcert(int bad_sig)
 255 {
 256     SETUP_TEST_FIXTURE(CMP_VFY_TEST_FIXTURE, set_up);
 257     fixture->cert = srvcert;
 258     fixture->expected = !bad_sig;
 259     if (!TEST_ptr(fixture->msg = load_pkimsg(ir_protected_f, libctx))
 260         || !TEST_true(OSSL_CMP_CTX_set1_srvCert(fixture->cmp_ctx, srvcert))
 261         || (bad_sig && !flip_bit(fixture->msg->protection))) {
 262         tear_down(fixture);
 263         fixture = NULL;
 264     }
 265     EXECUTE_TEST(execute_validate_msg_test, tear_down);
 266     return result;
 267 }
 268
 269 #ifndef FUZZING_BUILD_MODE_UNSAFE_FOR_PRODUCTION
 270 static int test_validate_msg_signature_bad(void)
 271 {
 272     return test_validate_msg_signature_srvcert(1);
 273 }
 274 #endif
 275
 276 static int test_validate_msg_signature_sender_cert_srvcert(void)
 277 {
 278     return test_validate_msg_signature_srvcert(0);
 279 }
 280
 281 static int test_validate_msg_signature_sender_cert_untrusted(void)
 282 {
 283     SETUP_TEST_FIXTURE(CMP_VFY_TEST_FIXTURE, set_up);
 284     fixture->cert = insta_cert;
 285     fixture->expected = 1;
 286     if (!TEST_ptr(fixture->msg = load_pkimsg(ir_protected_0_extracerts, libctx))
 287             || !add_trusted(fixture->cmp_ctx, instaca_cert)
 288             || !add_untrusted(fixture->cmp_ctx, insta_cert)) {
 289         tear_down(fixture);
 290         fixture = NULL;
 291     }
 292     EXECUTE_TEST(execute_validate_msg_test, tear_down);
 293     return result;
 294 }
 295
 296 static int test_validate_msg_signature_sender_cert_trusted(void)
 297 {
 298     SETUP_TEST_FIXTURE(CMP_VFY_TEST_FIXTURE, set_up);
 299     fixture->cert = insta_cert;
 300     fixture->expected = 1;
 301     if (!TEST_ptr(fixture->msg = load_pkimsg(ir_protected_0_extracerts, libctx))
 302             || !add_trusted(fixture->cmp_ctx, instaca_cert)
 303             || !add_trusted(fixture->cmp_ctx, insta_cert)) {
 304         tear_down(fixture);
 305         fixture = NULL;
 306     }
 307     EXECUTE_TEST(execute_validate_msg_test, tear_down);
 308     return result;
 309 }
 310
 311 static int test_validate_msg_signature_sender_cert_extracert(void)
 312 {
 313     SETUP_TEST_FIXTURE(CMP_VFY_TEST_FIXTURE, set_up);
 314     fixture->expected = 1;
 315     if (!TEST_ptr(fixture->msg = load_pkimsg(ir_protected_2_extracerts, libctx))
 316             || !add_trusted(fixture->cmp_ctx, instaca_cert)) {
 317         tear_down(fixture);
 318         fixture = NULL;
 319     }
 320     fixture->cert = sk_X509_value(fixture->msg->extraCerts, 1); /* Insta CA */
 321     EXECUTE_TEST(execute_validate_msg_test, tear_down);
 322     return result;
 323 }
 324
 325
 326 #ifndef FUZZING_BUILD_MODE_UNSAFE_FOR_PRODUCTION
 327 static int test_validate_msg_signature_sender_cert_absent(void)
 328 {
 329     SETUP_TEST_FIXTURE(CMP_VFY_TEST_FIXTURE, set_up);
 330     fixture->expected = 0;
 331     if (!TEST_ptr(fixture->msg = load_pkimsg(ir_protected_0_extracerts, libctx))) {
 332         tear_down(fixture);
 333         fixture = NULL;
 334     }
 335     EXECUTE_TEST(execute_validate_msg_test, tear_down);
 336     return result;
 337 }
 338 #endif
 339
 340 static int test_validate_with_sender(const X509_NAME *name, int expected)
 341 {
 342     SETUP_TEST_FIXTURE(CMP_VFY_TEST_FIXTURE, set_up);
 343     fixture->cert = srvcert;
 344     fixture->expected = expected;
 345     if (!TEST_ptr(fixture->msg = load_pkimsg(ir_protected_f, libctx))
 346         || !TEST_true(OSSL_CMP_CTX_set1_expected_sender(fixture->cmp_ctx, name))
 347         || !TEST_true(OSSL_CMP_CTX_set1_srvCert(fixture->cmp_ctx, srvcert))) {
 348         tear_down(fixture);
 349         fixture = NULL;
 350     }
 351     EXECUTE_TEST(execute_validate_msg_test, tear_down);
 352     return result;
 353 }
 354
 355 static int test_validate_msg_signature_expected_sender(void)
 356 {
 357     return test_validate_with_sender(X509_get_subject_name(srvcert), 1);
 358 }
 359
 360 static int test_validate_msg_signature_unexpected_sender(void)
 361 {
 362     return test_validate_with_sender(X509_get_subject_name(root), 0);
 363 }
 364
 365 #ifndef FUZZING_BUILD_MODE_UNSAFE_FOR_PRODUCTION
 366 static int test_validate_msg_unprotected_request(void)
 367 {
 368     SETUP_TEST_FIXTURE(CMP_VFY_TEST_FIXTURE, set_up);
 369     fixture->expected = 0;
 370     if (!TEST_ptr(fixture->msg = load_pkimsg(ir_unprotected_f, libctx))) {
 371         tear_down(fixture);
 372         fixture = NULL;
 373     }
 374     EXECUTE_TEST(execute_validate_msg_test, tear_down);
 375     return result;
 376 }
 377 #endif
 378
 379 static void setup_path(CMP_VFY_TEST_FIXTURE **fixture, X509 *wrong, int expired)
 380 {
 381     (*fixture)->cert = endentity2;
 382     (*fixture)->expected = wrong == NULL && !expired;
 383     if (expired) {
 384         X509_STORE *ts = OSSL_CMP_CTX_get0_trusted((*fixture)->cmp_ctx);
 385         X509_VERIFY_PARAM *vpm = X509_STORE_get0_param(ts);
 386         X509_VERIFY_PARAM_set_time(vpm, test_time_after_expiration);
 387     }
 388     if (!add_trusted((*fixture)->cmp_ctx, wrong == NULL ? root : wrong)
 389             || !add_untrusted((*fixture)->cmp_ctx, endentity1)
 390             || !add_untrusted((*fixture)->cmp_ctx, intermediate)) {
 391         tear_down((*fixture));
 392         (*fixture) = NULL;
 393     }
 394 }
 395
 396 static int test_validate_cert_path_ok(void)
 397 {
 398     SETUP_TEST_FIXTURE(CMP_VFY_TEST_FIXTURE, set_up);
 399     setup_path(&fixture, NULL, 0);
 400     EXECUTE_TEST(execute_validate_cert_path_test, tear_down);
 401     return result;
 402 }
 403
 404 static int test_validate_cert_path_wrong_anchor(void)
 405 {
 406     SETUP_TEST_FIXTURE(CMP_VFY_TEST_FIXTURE, set_up);
 407     setup_path(&fixture, srvcert /* wrong/non-root cert */, 0);
 408     EXECUTE_TEST(execute_validate_cert_path_test, tear_down);
 409     return result;
 410 }
 411
 412 static int test_validate_cert_path_expired(void)
 413 {
 414     SETUP_TEST_FIXTURE(CMP_VFY_TEST_FIXTURE, set_up);
 415     setup_path(&fixture, NULL, 1);
 416     EXECUTE_TEST(execute_validate_cert_path_test, tear_down);
 417     return result;
 418 }
 419
 420 static int execute_msg_check_test(CMP_VFY_TEST_FIXTURE *fixture)
 421 {
 422     const OSSL_CMP_PKIHEADER *hdr = OSSL_CMP_MSG_get0_header(fixture->msg);
 423     const ASN1_OCTET_STRING *tid = OSSL_CMP_HDR_get0_transactionID(hdr);
 424
 425     if (!TEST_int_eq(fixture->expected,
 426                      ossl_cmp_msg_check_update(fixture->cmp_ctx,
 427                                                fixture->msg,
 428                                                fixture->allow_unprotected_cb,
 429                                                fixture->additional_arg)))
 430         return 0;
 431
 432     if (fixture->expected == 0) /* error expected already during above check */
 433         return 1;
 434     return
 435         TEST_int_eq(0,
 436                     ASN1_OCTET_STRING_cmp(ossl_cmp_hdr_get0_senderNonce(hdr),
 437                                           fixture->cmp_ctx->recipNonce))
 438         && TEST_int_eq(0,
 439                        ASN1_OCTET_STRING_cmp(tid,
 440                                              fixture->cmp_ctx->transactionID));
 441 }
 442
 443 static int allow_unprotected(const OSSL_CMP_CTX *ctx, const OSSL_CMP_MSG *msg,
 444                              int invalid_protection, int allow)
 445 {
 446     return allow;
 447 }
 448
 449 static void setup_check_update(CMP_VFY_TEST_FIXTURE **fixture, int expected,
 450                                ossl_cmp_allow_unprotected_cb_t cb, int arg,
 451                                const unsigned char *trid_data,
 452                                const unsigned char *nonce_data)
 453 {
 454     OSSL_CMP_CTX *ctx = (*fixture)->cmp_ctx;
 455     int nonce_len = OSSL_CMP_SENDERNONCE_LENGTH;
 456
 457     (*fixture)->expected = expected;
 458     (*fixture)->allow_unprotected_cb = cb;
 459     (*fixture)->additional_arg = arg;
 460     (*fixture)->msg = OSSL_CMP_MSG_dup(ir_rmprotection);
 461     if ((*fixture)->msg == NULL
 462         || (nonce_data != NULL
 463             && !ossl_cmp_asn1_octet_string_set1_bytes(&ctx->senderNonce,
 464                                                       nonce_data, nonce_len))) {
 465         tear_down((*fixture));
 466         (*fixture) = NULL;
 467     } else if (trid_data != NULL) {
 468         ASN1_OCTET_STRING *trid = ASN1_OCTET_STRING_new();
 469         if (trid == NULL
 470             || !ASN1_OCTET_STRING_set(trid, trid_data,
 471                                       OSSL_CMP_TRANSACTIONID_LENGTH)
 472             || !OSSL_CMP_CTX_set1_transactionID(ctx, trid)) {
 473             tear_down((*fixture));
 474             (*fixture) = NULL;
 475         }
 476         ASN1_OCTET_STRING_free(trid);
 477     }
 478 }
 479
 480 #ifndef FUZZING_BUILD_MODE_UNSAFE_FOR_PRODUCTION
 481 static int test_msg_check_no_protection_no_cb(void)
 482 {
 483     SETUP_TEST_FIXTURE(CMP_VFY_TEST_FIXTURE, set_up);
 484     setup_check_update(&fixture, 0, NULL, 0, NULL, NULL);
 485     EXECUTE_TEST(execute_msg_check_test, tear_down);
 486     return result;
 487 }
 488
 489 static int test_msg_check_no_protection_restrictive_cb(void)
 490 {
 491     SETUP_TEST_FIXTURE(CMP_VFY_TEST_FIXTURE, set_up);
 492     setup_check_update(&fixture, 0, allow_unprotected, 0, NULL, NULL);
 493     EXECUTE_TEST(execute_msg_check_test, tear_down);
 494     return result;
 495 }
 496 #endif
 497
 498 static int test_msg_check_no_protection_permissive_cb(void)
 499 {
 500     SETUP_TEST_FIXTURE(CMP_VFY_TEST_FIXTURE, set_up);
 501     setup_check_update(&fixture, 1, allow_unprotected, 1, NULL, NULL);
 502     EXECUTE_TEST(execute_msg_check_test, tear_down);
 503     return result;
 504 }
 505
 506 static int test_msg_check_transaction_id(void)
 507 {
 508     /* Transaction id belonging to CMP_IR_rmprotection.der */
 509     const unsigned char trans_id[OSSL_CMP_TRANSACTIONID_LENGTH] = {
 510         0x39, 0xB6, 0x90, 0x28, 0xC4, 0xBC, 0x7A, 0xF6,
 511         0xBE, 0xC6, 0x4A, 0x88, 0x97, 0xA6, 0x95, 0x0B
 512     };
 513
 514     SETUP_TEST_FIXTURE(CMP_VFY_TEST_FIXTURE, set_up);
 515     setup_check_update(&fixture, 1, allow_unprotected, 1, trans_id, NULL);
 516     EXECUTE_TEST(execute_msg_check_test, tear_down);
 517     return result;
 518 }
 519
 520 #ifndef FUZZING_BUILD_MODE_UNSAFE_FOR_PRODUCTION
 521 static int test_msg_check_transaction_id_bad(void)
 522 {
 523     SETUP_TEST_FIXTURE(CMP_VFY_TEST_FIXTURE, set_up);
 524     setup_check_update(&fixture, 0, allow_unprotected, 1, rand_data, NULL);
 525     EXECUTE_TEST(execute_msg_check_test, tear_down);
 526     return result;
 527 }
 528 #endif
 529
 530 static int test_msg_check_recipient_nonce(void)
 531 {
 532     /* Recipient nonce belonging to CMP_IP_ir_rmprotection.der */
 533     const unsigned char rec_nonce[OSSL_CMP_SENDERNONCE_LENGTH] = {
 534         0x48, 0xF1, 0x71, 0x1F, 0xE5, 0xAF, 0x1C, 0x8B,
 535         0x21, 0x97, 0x5C, 0x84, 0x74, 0x49, 0xBA, 0x32
 536     };
 537
 538     SETUP_TEST_FIXTURE(CMP_VFY_TEST_FIXTURE, set_up);
 539     setup_check_update(&fixture, 1, allow_unprotected, 1, NULL, rec_nonce);
 540     EXECUTE_TEST(execute_msg_check_test, tear_down);
 541     return result;
 542 }
 543
 544 #ifndef FUZZING_BUILD_MODE_UNSAFE_FOR_PRODUCTION
 545 static int test_msg_check_recipient_nonce_bad(void)
 546 {
 547     SETUP_TEST_FIXTURE(CMP_VFY_TEST_FIXTURE, set_up);
 548     setup_check_update(&fixture, 0, allow_unprotected, 1, NULL, rand_data);
 549     EXECUTE_TEST(execute_msg_check_test, tear_down);
 550     return result;
 551 }
 552 #endif
 553
 554 void cleanup_tests(void)
 555 {
 556     X509_free(srvcert);
 557     X509_free(clcert);
 558     X509_free(endentity1);
 559     X509_free(endentity2);
 560     X509_free(intermediate);
 561     X509_free(root);
 562     X509_free(insta_cert);
 563     X509_free(instaca_cert);
 564     OSSL_CMP_MSG_free(ir_unprotected);
 565     OSSL_CMP_MSG_free(ir_rmprotection);
 566     OSSL_LIB_CTX_free(libctx);
 567     return;
 568 }
 569
 570
 571 #define USAGE "server.crt client.crt " \
 572     "EndEntity1.crt EndEntity2.crt " \
 573     "Root_CA.crt Intermediate_CA.crt " \
 574     "CMP_IR_protected.der CMP_IR_unprotected.der " \
 575     "IP_waitingStatus_PBM.der IR_rmprotection.der " \
 576     "insta.cert.pem insta_ca.cert.pem " \
 577     "IR_protected_0_extraCerts.der " \
 578     "IR_protected_2_extraCerts.der module_name [module_conf_file]\n"
 579 OPT_TEST_DECLARE_USAGE(USAGE)
 580
 581 int setup_tests(void)
 582 {
 583     /* Set test time stamps */
 584     struct tm ts = { 0 };
 585
 586     ts.tm_year = 2018 - 1900;      /* 2018 */
 587     ts.tm_mon = 1;                 /* February */
 588     ts.tm_mday = 18;               /* 18th */
 589     test_time_valid = mktime(&ts); /* February 18th 2018 */
 590     ts.tm_year += 10;              /* February 18th 2028 */
 591     test_time_after_expiration = mktime(&ts);
 592
 593     if (!test_skip_common_options()) {
 594         TEST_error("Error parsing test options\n");
 595         return 0;
 596     }
 597
 598     RAND_bytes(rand_data, OSSL_CMP_TRANSACTIONID_LENGTH);
 599     if (!TEST_ptr(server_f = test_get_argument(0))
 600             || !TEST_ptr(client_f = test_get_argument(1))
 601             || !TEST_ptr(endentity1_f = test_get_argument(2))
 602             || !TEST_ptr(endentity2_f = test_get_argument(3))
 603             || !TEST_ptr(root_f = test_get_argument(4))
 604             || !TEST_ptr(intermediate_f = test_get_argument(5))
 605             || !TEST_ptr(ir_protected_f = test_get_argument(6))
 606             || !TEST_ptr(ir_unprotected_f = test_get_argument(7))
 607             || !TEST_ptr(ip_waiting_f = test_get_argument(8))
 608             || !TEST_ptr(ir_rmprotection_f = test_get_argument(9))
 609             || !TEST_ptr(instacert_f = test_get_argument(10))
 610             || !TEST_ptr(instaca_f = test_get_argument(11))
 611             || !TEST_ptr(ir_protected_0_extracerts = test_get_argument(12))
 612             || !TEST_ptr(ir_protected_2_extracerts = test_get_argument(13))) {
 613         TEST_error("usage: cmp_vfy_test %s", USAGE);
 614         return 0;
 615     }
 616
 617     if (!test_arg_libctx(&libctx, &default_null_provider, &provider, 14, USAGE))
 618         return 0;
 619
 620     /* Load certificates for cert chain */
 621     if (!TEST_ptr(endentity1 = load_cert_pem(endentity1_f, libctx))
 622             || !TEST_ptr(endentity2 = load_cert_pem(endentity2_f, libctx))
 623             || !TEST_ptr(root = load_cert_pem(root_f, NULL))
 624             || !TEST_ptr(intermediate = load_cert_pem(intermediate_f, libctx)))
 625         goto err;
 626
 627     if (!TEST_ptr(insta_cert = load_cert_pem(instacert_f, libctx))
 628             || !TEST_ptr(instaca_cert = load_cert_pem(instaca_f, libctx)))
 629         goto err;
 630
 631     /* Load certificates for message validation */
 632     if (!TEST_ptr(srvcert = load_cert_pem(server_f, libctx))
 633             || !TEST_ptr(clcert = load_cert_pem(client_f, libctx)))
 634         goto err;
 635     if (!TEST_int_eq(1, RAND_bytes(rand_data, OSSL_CMP_TRANSACTIONID_LENGTH)))
 636         goto err;
 637     if (!TEST_ptr(ir_unprotected = load_pkimsg(ir_unprotected_f, libctx))
 638             || !TEST_ptr(ir_rmprotection = load_pkimsg(ir_rmprotection_f, libctx)))
 639         goto err;
 640
 641     /* Message validation tests */
 642     ADD_TEST(test_verify_popo);
 643 #ifndef FUZZING_BUILD_MODE_UNSAFE_FOR_PRODUCTION
 644     ADD_TEST(test_verify_popo_bad);
 645 #endif
 646     ADD_TEST(test_validate_msg_signature_trusted_ok);
 647 #ifndef FUZZING_BUILD_MODE_UNSAFE_FOR_PRODUCTION
 648     ADD_TEST(test_validate_msg_signature_trusted_expired);
 649 #endif
 650     ADD_TEST(test_validate_msg_signature_srvcert_wrong);
 651 #ifndef FUZZING_BUILD_MODE_UNSAFE_FOR_PRODUCTION
 652     ADD_TEST(test_validate_msg_signature_bad);
 653 #endif
 654     ADD_TEST(test_validate_msg_signature_sender_cert_srvcert);
 655     ADD_TEST(test_validate_msg_signature_sender_cert_untrusted);
 656     ADD_TEST(test_validate_msg_signature_sender_cert_trusted);
 657     ADD_TEST(test_validate_msg_signature_sender_cert_extracert);
 658 #ifndef FUZZING_BUILD_MODE_UNSAFE_FOR_PRODUCTION
 659     ADD_TEST(test_validate_msg_signature_sender_cert_absent);
 660 #endif
 661     ADD_TEST(test_validate_msg_signature_expected_sender);
 662     ADD_TEST(test_validate_msg_signature_unexpected_sender);
 663 #ifndef FUZZING_BUILD_MODE_UNSAFE_FOR_PRODUCTION
 664     ADD_TEST(test_validate_msg_unprotected_request);
 665 #endif
 666     ADD_TEST(test_validate_msg_mac_alg_protection);
 667 #ifndef FUZZING_BUILD_MODE_UNSAFE_FOR_PRODUCTION
 668     ADD_TEST(test_validate_msg_mac_alg_protection_bad);
 669 #endif
 670
 671     /* Cert path validation tests */
 672     ADD_TEST(test_validate_cert_path_ok);
 673     ADD_TEST(test_validate_cert_path_expired);
 674     ADD_TEST(test_validate_cert_path_wrong_anchor);
 675
 676 #ifndef FUZZING_BUILD_MODE_UNSAFE_FOR_PRODUCTION
 677     ADD_TEST(test_msg_check_no_protection_no_cb);
 678     ADD_TEST(test_msg_check_no_protection_restrictive_cb);
 679 #endif
 680     ADD_TEST(test_msg_check_no_protection_permissive_cb);
 681     ADD_TEST(test_msg_check_transaction_id);
 682 #ifndef FUZZING_BUILD_MODE_UNSAFE_FOR_PRODUCTION
 683     ADD_TEST(test_msg_check_transaction_id_bad);
 684 #endif
 685     ADD_TEST(test_msg_check_recipient_nonce);
 686 #ifndef FUZZING_BUILD_MODE_UNSAFE_FOR_PRODUCTION
 687     ADD_TEST(test_msg_check_recipient_nonce_bad);
 688 #endif
 689
 690     return 1;
 691
 692  err:
 693     cleanup_tests();
 694     return 0;
 695
 696 }