1 /* 2 * Copyright 2019-2024 The OpenSSL Project Authors. All Rights Reserved. 3 * 4 * Licensed under the Apache License 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * https://www.openssl.org/source/license.html 8 * or in the file LICENSE in the source distribution. 9 */ 10 11 /* 12 * This program tests the use of OSSL_PARAM, currently in raw form. 13 */ 14 15 #include <string.h> 16 #include <openssl/bn.h> 17 #include <openssl/core.h> 18 #include <openssl/err.h> 19 #include <openssl/params.h> 20 #include "internal/numbers.h" 21 #include "internal/nelem.h" 22 #include "testutil.h" 23 24 /*- 25 * PROVIDER SECTION 26 * ================ 27 * 28 * Even though it's not necessarily ONLY providers doing this part, 29 * they are naturally going to be the most common users of 30 * set_params and get_params functions. 31 */ 32 33 /* 34 * In real use cases, setters and getters would take an object with 35 * which the parameters are associated. This structure is a cheap 36 * simulation. 37 */ 38 struct object_st { 39 /* 40 * Documented as a native integer, of the size given by sizeof(int). 41 * Assumed data type OSSL_PARAM_INTEGER 42 */ 43 int p1; 44 /* 45 * Documented as a native double, of the size given by sizeof(double). 46 * Assumed data type OSSL_PARAM_REAL 47 */ 48 double p2; 49 /* 50 * Documented as an arbitrarly large unsigned integer. 51 * The data size must be large enough to accommodate. 52 * Assumed data type OSSL_PARAM_UNSIGNED_INTEGER 53 */ 54 BIGNUM *p3; 55 /* 56 * Documented as a C string. 57 * The data size must be large enough to accommodate. 58 * Assumed data type OSSL_PARAM_UTF8_STRING 59 */ 60 char *p4; 61 size_t p4_l; 62 /* 63 * Documented as a C string. 64 * Assumed data type OSSL_PARAM_UTF8_STRING 65 */ 66 char p5[256]; 67 size_t p5_l; 68 /* 69 * Documented as a pointer to a constant C string. 70 * Assumed data type OSSL_PARAM_UTF8_PTR 71 */ 72 const char *p6; 73 size_t p6_l; 74 }; 75 76 #define p1_init 42 /* The ultimate answer */ 77 #define p2_init 6.283 /* Magic number */ 78 /* Stolen from evp_data, BLAKE2s256 test */ 79 #define p3_init \ 80 "4142434445464748494a4b4c4d4e4f50" \ 81 "5152535455565758595a616263646566" \ 82 "6768696a6b6c6d6e6f70717273747576" \ 83 "7778797a30313233343536373839" 84 #define p4_init "BLAKE2s256" /* Random string */ 85 #define p5_init "Hellow World" /* Random string */ 86 #define p6_init OPENSSL_FULL_VERSION_STR /* Static string */ 87 88 static void cleanup_object(void *vobj) 89 { 90 struct object_st *obj = vobj; 91 92 BN_free(obj->p3); 93 obj->p3 = NULL; 94 OPENSSL_free(obj->p4); 95 obj->p4 = NULL; 96 OPENSSL_free(obj); 97 } 98 99 static void *init_object(void) 100 { 101 struct object_st *obj; 102 103 if (!TEST_ptr(obj = OPENSSL_zalloc(sizeof(*obj)))) 104 return NULL; 105 106 obj->p1 = p1_init; 107 obj->p2 = p2_init; 108 if (!TEST_true(BN_hex2bn(&obj->p3, p3_init))) 109 goto fail; 110 if (!TEST_ptr(obj->p4 = OPENSSL_strdup(p4_init))) 111 goto fail; 112 strcpy(obj->p5, p5_init); 113 obj->p6 = p6_init; 114 115 return obj; 116 fail: 117 cleanup_object(obj); 118 obj = NULL; 119 120 return NULL; 121 } 122 123 /* 124 * RAW provider, which handles the parameters in a very raw manner, 125 * with no fancy API and very minimal checking. The application that 126 * calls these to set or request parameters MUST get its OSSL_PARAM 127 * array right. 128 */ 129 130 static int raw_set_params(void *vobj, const OSSL_PARAM *params) 131 { 132 struct object_st *obj = vobj; 133 134 for (; params->key != NULL; params++) 135 if (strcmp(params->key, "p1") == 0) { 136 obj->p1 = *(int *)params->data; 137 } else if (strcmp(params->key, "p2") == 0) { 138 obj->p2 = *(double *)params->data; 139 } else if (strcmp(params->key, "p3") == 0) { 140 BN_free(obj->p3); 141 if (!TEST_ptr(obj->p3 = BN_native2bn(params->data, 142 params->data_size, NULL))) 143 return 0; 144 } else if (strcmp(params->key, "p4") == 0) { 145 OPENSSL_free(obj->p4); 146 if (!TEST_ptr(obj->p4 = OPENSSL_strndup(params->data, 147 params->data_size))) 148 return 0; 149 obj->p4_l = strlen(obj->p4); 150 } else if (strcmp(params->key, "p5") == 0) { 151 /* 152 * Protect obj->p5 against too much data. This should not 153 * happen, we don't use that long strings. 154 */ 155 size_t data_length = 156 OPENSSL_strnlen(params->data, params->data_size); 157 158 if (!TEST_size_t_lt(data_length, sizeof(obj->p5))) 159 return 0; 160 strncpy(obj->p5, params->data, data_length); 161 obj->p5[data_length] = '\0'; 162 obj->p5_l = strlen(obj->p5); 163 } else if (strcmp(params->key, "p6") == 0) { 164 obj->p6 = *(const char **)params->data; 165 obj->p6_l = params->data_size; 166 } 167 168 return 1; 169 } 170 171 static int raw_get_params(void *vobj, OSSL_PARAM *params) 172 { 173 struct object_st *obj = vobj; 174 175 for (; params->key != NULL; params++) 176 if (strcmp(params->key, "p1") == 0) { 177 params->return_size = sizeof(obj->p1); 178 *(int *)params->data = obj->p1; 179 } else if (strcmp(params->key, "p2") == 0) { 180 params->return_size = sizeof(obj->p2); 181 *(double *)params->data = obj->p2; 182 } else if (strcmp(params->key, "p3") == 0) { 183 params->return_size = BN_num_bytes(obj->p3); 184 if (!TEST_size_t_ge(params->data_size, params->return_size)) 185 return 0; 186 BN_bn2nativepad(obj->p3, params->data, params->return_size); 187 } else if (strcmp(params->key, "p4") == 0) { 188 params->return_size = strlen(obj->p4); 189 if (!TEST_size_t_gt(params->data_size, params->return_size)) 190 return 0; 191 strcpy(params->data, obj->p4); 192 } else if (strcmp(params->key, "p5") == 0) { 193 params->return_size = strlen(obj->p5); 194 if (!TEST_size_t_gt(params->data_size, params->return_size)) 195 return 0; 196 strcpy(params->data, obj->p5); 197 } else if (strcmp(params->key, "p6") == 0) { 198 params->return_size = strlen(obj->p6); 199 *(const char **)params->data = obj->p6; 200 } 201 202 return 1; 203 } 204 205 /* 206 * API provider, which handles the parameters using the API from params.h 207 */ 208 209 static int api_set_params(void *vobj, const OSSL_PARAM *params) 210 { 211 struct object_st *obj = vobj; 212 const OSSL_PARAM *p = NULL; 213 214 if ((p = OSSL_PARAM_locate_const(params, "p1")) != NULL 215 && !TEST_true(OSSL_PARAM_get_int(p, &obj->p1))) 216 return 0; 217 if ((p = OSSL_PARAM_locate_const(params, "p2")) != NULL 218 && !TEST_true(OSSL_PARAM_get_double(p, &obj->p2))) 219 return 0; 220 if ((p = OSSL_PARAM_locate_const(params, "p3")) != NULL 221 && !TEST_true(OSSL_PARAM_get_BN(p, &obj->p3))) 222 return 0; 223 if ((p = OSSL_PARAM_locate_const(params, "p4")) != NULL) { 224 OPENSSL_free(obj->p4); 225 obj->p4 = NULL; 226 /* If the value pointer is NULL, we get it automatically allocated */ 227 if (!TEST_true(OSSL_PARAM_get_utf8_string(p, &obj->p4, 0))) 228 return 0; 229 } 230 if ((p = OSSL_PARAM_locate_const(params, "p5")) != NULL) { 231 char *p5_ptr = obj->p5; 232 if (!TEST_true(OSSL_PARAM_get_utf8_string(p, &p5_ptr, sizeof(obj->p5)))) 233 return 0; 234 obj->p5_l = strlen(obj->p5); 235 } 236 if ((p = OSSL_PARAM_locate_const(params, "p6")) != NULL) { 237 if (!TEST_true(OSSL_PARAM_get_utf8_ptr(p, &obj->p6))) 238 return 0; 239 obj->p6_l = strlen(obj->p6); 240 } 241 242 return 1; 243 } 244 245 static int api_get_params(void *vobj, OSSL_PARAM *params) 246 { 247 struct object_st *obj = vobj; 248 OSSL_PARAM *p = NULL; 249 250 if ((p = OSSL_PARAM_locate(params, "p1")) != NULL 251 && !TEST_true(OSSL_PARAM_set_int(p, obj->p1))) 252 return 0; 253 if ((p = OSSL_PARAM_locate(params, "p2")) != NULL 254 && !TEST_true(OSSL_PARAM_set_double(p, obj->p2))) 255 return 0; 256 if ((p = OSSL_PARAM_locate(params, "p3")) != NULL 257 && !TEST_true(OSSL_PARAM_set_BN(p, obj->p3))) 258 return 0; 259 if ((p = OSSL_PARAM_locate(params, "p4")) != NULL 260 && !TEST_true(OSSL_PARAM_set_utf8_string(p, obj->p4))) 261 return 0; 262 if ((p = OSSL_PARAM_locate(params, "p5")) != NULL 263 && !TEST_true(OSSL_PARAM_set_utf8_string(p, obj->p5))) 264 return 0; 265 if ((p = OSSL_PARAM_locate(params, "p6")) != NULL 266 && !TEST_true(OSSL_PARAM_set_utf8_ptr(p, obj->p6))) 267 return 0; 268 269 return 1; 270 } 271 272 /* 273 * This structure only simulates a provider dispatch, the real deal is 274 * a bit more code that's not necessary in these tests. 275 */ 276 struct provider_dispatch_st { 277 int (*set_params)(void *obj, const OSSL_PARAM *params); 278 int (*get_params)(void *obj, OSSL_PARAM *params); 279 }; 280 281 /* "raw" provider */ 282 static const struct provider_dispatch_st provider_raw = { 283 raw_set_params, raw_get_params 284 }; 285 286 /* "api" provider */ 287 static const struct provider_dispatch_st provider_api = { 288 api_set_params, api_get_params 289 }; 290 291 /*- 292 * APPLICATION SECTION 293 * =================== 294 */ 295 296 /* In all our tests, these are variables that get manipulated as parameters 297 * 298 * These arrays consistently do nothing with the "p2" parameter, and 299 * always include a "foo" parameter. This is to check that the 300 * set_params and get_params calls ignore the lack of parameters that 301 * the application isn't interested in, as well as ignore parameters 302 * they don't understand (the application may have one big bag of 303 * parameters). 304 */ 305 static int app_p1; /* "p1" */ 306 static double app_p2; /* "p2" is ignored */ 307 static BIGNUM *app_p3 = NULL; /* "p3" */ 308 static unsigned char bignumbin[4096]; /* "p3" */ 309 static char app_p4[256]; /* "p4" */ 310 static char app_p5[256]; /* "p5" */ 311 static const char *app_p6 = NULL; /* "p6" */ 312 static unsigned char foo[1]; /* "foo" */ 313 314 #define app_p1_init 17 /* A random number */ 315 #define app_p2_init 47.11 /* Another random number */ 316 #define app_p3_init "deadbeef" /* Classic */ 317 #define app_p4_init "Hello" 318 #define app_p5_init "World" 319 #define app_p6_init "Cookie" 320 #define app_foo_init 'z' 321 322 static int cleanup_app_variables(void) 323 { 324 BN_free(app_p3); 325 app_p3 = NULL; 326 return 1; 327 } 328 329 static int init_app_variables(void) 330 { 331 int l = 0; 332 333 cleanup_app_variables(); 334 335 app_p1 = app_p1_init; 336 app_p2 = app_p2_init; 337 if (!BN_hex2bn(&app_p3, app_p3_init) 338 || (l = BN_bn2nativepad(app_p3, bignumbin, sizeof(bignumbin))) < 0) 339 return 0; 340 strcpy(app_p4, app_p4_init); 341 strcpy(app_p5, app_p5_init); 342 app_p6 = app_p6_init; 343 foo[0] = app_foo_init; 344 345 return 1; 346 } 347 348 /* 349 * Here, we define test OSSL_PARAM arrays 350 */ 351 352 /* An array of OSSL_PARAM, specific in the most raw manner possible */ 353 static OSSL_PARAM static_raw_params[] = { 354 { "p1", OSSL_PARAM_INTEGER, &app_p1, sizeof(app_p1), 0 }, 355 { "p3", OSSL_PARAM_UNSIGNED_INTEGER, &bignumbin, sizeof(bignumbin), 0 }, 356 { "p4", OSSL_PARAM_UTF8_STRING, &app_p4, sizeof(app_p4), 0 }, 357 { "p5", OSSL_PARAM_UTF8_STRING, &app_p5, sizeof(app_p5), 0 }, 358 /* sizeof(app_p6_init) - 1, because we know that's what we're using */ 359 { "p6", OSSL_PARAM_UTF8_PTR, &app_p6, sizeof(app_p6_init) - 1, 0 }, 360 { "foo", OSSL_PARAM_OCTET_STRING, &foo, sizeof(foo), 0 }, 361 { NULL, 0, NULL, 0, 0 } 362 }; 363 364 /* The same array of OSSL_PARAM, specified with the macros from params.h */ 365 static OSSL_PARAM static_api_params[] = { 366 OSSL_PARAM_int("p1", &app_p1), 367 OSSL_PARAM_BN("p3", &bignumbin, sizeof(bignumbin)), 368 OSSL_PARAM_DEFN("p4", OSSL_PARAM_UTF8_STRING, &app_p4, sizeof(app_p4)), 369 OSSL_PARAM_DEFN("p5", OSSL_PARAM_UTF8_STRING, &app_p5, sizeof(app_p5)), 370 /* sizeof(app_p6_init), because we know that's what we're using */ 371 OSSL_PARAM_DEFN("p6", OSSL_PARAM_UTF8_PTR, &app_p6, 372 sizeof(app_p6_init) - 1), 373 OSSL_PARAM_DEFN("foo", OSSL_PARAM_OCTET_STRING, &foo, sizeof(foo)), 374 OSSL_PARAM_END 375 }; 376 377 /* 378 * The same array again, but constructed at run-time 379 * This exercises the OSSL_PARAM constructor functions 380 */ 381 static OSSL_PARAM *construct_api_params(void) 382 { 383 size_t n = 0; 384 static OSSL_PARAM params[10]; 385 386 params[n++] = OSSL_PARAM_construct_int("p1", &app_p1); 387 params[n++] = OSSL_PARAM_construct_BN("p3", bignumbin, sizeof(bignumbin)); 388 params[n++] = OSSL_PARAM_construct_utf8_string("p4", app_p4, 389 sizeof(app_p4)); 390 params[n++] = OSSL_PARAM_construct_utf8_string("p5", app_p5, 391 sizeof(app_p5)); 392 /* sizeof(app_p6_init), because we know that's what we're using */ 393 params[n++] = OSSL_PARAM_construct_utf8_ptr("p6", (char **)&app_p6, 394 sizeof(app_p6_init)); 395 params[n++] = OSSL_PARAM_construct_octet_string("foo", &foo, sizeof(foo)); 396 params[n++] = OSSL_PARAM_construct_end(); 397 398 return params; 399 } 400 401 struct param_owner_st { 402 OSSL_PARAM *static_params; 403 OSSL_PARAM *(*constructed_params)(void); 404 }; 405 406 static const struct param_owner_st raw_params = { 407 static_raw_params, NULL 408 }; 409 410 static const struct param_owner_st api_params = { 411 static_api_params, construct_api_params 412 }; 413 414 /*- 415 * TESTING 416 * ======= 417 */ 418 419 /* 420 * Test cases to combine parameters with "provider side" functions 421 */ 422 static struct { 423 const struct provider_dispatch_st *prov; 424 const struct param_owner_st *app; 425 const char *desc; 426 } test_cases[] = { 427 /* Tests within specific methods */ 428 { &provider_raw, &raw_params, "raw provider vs raw params" }, 429 { &provider_api, &api_params, "api provider vs api params" }, 430 431 /* Mixed methods */ 432 { &provider_raw, &api_params, "raw provider vs api params" }, 433 { &provider_api, &raw_params, "api provider vs raw params" }, 434 }; 435 436 /* Generic tester of combinations of "providers" and params */ 437 static int test_case_variant(OSSL_PARAM *params, const struct provider_dispatch_st *prov) 438 { 439 BIGNUM *verify_p3 = NULL; 440 void *obj = NULL; 441 int errcnt = 0; 442 OSSL_PARAM *p; 443 444 /* 445 * Initialize 446 */ 447 if (!TEST_ptr(obj = init_object()) 448 || !TEST_true(BN_hex2bn(&verify_p3, p3_init))) { 449 errcnt++; 450 goto fin; 451 } 452 453 /* 454 * Get parameters a first time, just to see that getting works and 455 * gets us the values we expect. 456 */ 457 init_app_variables(); 458 459 if (!TEST_true(prov->get_params(obj, params)) 460 || !TEST_int_eq(app_p1, p1_init) /* "provider" value */ 461 || !TEST_double_eq(app_p2, app_p2_init) /* Should remain untouched */ 462 || !TEST_ptr(p = OSSL_PARAM_locate(params, "p3")) 463 || !TEST_ptr(BN_native2bn(bignumbin, p->return_size, app_p3)) 464 || !TEST_BN_eq(app_p3, verify_p3) /* "provider" value */ 465 || !TEST_str_eq(app_p4, p4_init) /* "provider" value */ 466 || !TEST_ptr(p = OSSL_PARAM_locate(params, "p5")) 467 || !TEST_size_t_eq(p->return_size, 468 sizeof(p5_init) - 1) /* "provider" value */ 469 || !TEST_str_eq(app_p5, p5_init) /* "provider" value */ 470 || !TEST_ptr(p = OSSL_PARAM_locate(params, "p6")) 471 || !TEST_size_t_eq(p->return_size, 472 sizeof(p6_init) - 1) /* "provider" value */ 473 || !TEST_str_eq(app_p6, p6_init) /* "provider" value */ 474 || !TEST_char_eq(foo[0], app_foo_init) /* Should remain untouched */ 475 || !TEST_ptr(p = OSSL_PARAM_locate(params, "foo"))) 476 errcnt++; 477 478 /* 479 * Set parameters, then sneak into the object itself and check 480 * that its attributes got set (or ignored) properly. 481 */ 482 init_app_variables(); 483 484 if (!TEST_true(prov->set_params(obj, params))) { 485 errcnt++; 486 } else { 487 struct object_st *sneakpeek = obj; 488 489 if (!TEST_int_eq(sneakpeek->p1, app_p1) /* app value set */ 490 || !TEST_double_eq(sneakpeek->p2, p2_init) /* Should remain untouched */ 491 || !TEST_BN_eq(sneakpeek->p3, app_p3) /* app value set */ 492 || !TEST_str_eq(sneakpeek->p4, app_p4) /* app value set */ 493 || !TEST_str_eq(sneakpeek->p5, app_p5) /* app value set */ 494 || !TEST_str_eq(sneakpeek->p6, app_p6)) /* app value set */ 495 errcnt++; 496 } 497 498 /* 499 * Get parameters again, checking that we get different values 500 * than earlier where relevant. 501 */ 502 BN_free(verify_p3); 503 verify_p3 = NULL; 504 505 if (!TEST_true(BN_hex2bn(&verify_p3, app_p3_init))) { 506 errcnt++; 507 goto fin; 508 } 509 510 if (!TEST_true(prov->get_params(obj, params)) 511 || !TEST_int_eq(app_p1, app_p1_init) /* app value */ 512 || !TEST_double_eq(app_p2, app_p2_init) /* Should remain untouched */ 513 || !TEST_ptr(p = OSSL_PARAM_locate(params, "p3")) 514 || !TEST_ptr(BN_native2bn(bignumbin, p->return_size, app_p3)) 515 || !TEST_BN_eq(app_p3, verify_p3) /* app value */ 516 || !TEST_str_eq(app_p4, app_p4_init) /* app value */ 517 || !TEST_ptr(p = OSSL_PARAM_locate(params, "p5")) 518 || !TEST_size_t_eq(p->return_size, 519 sizeof(app_p5_init) - 1) /* app value */ 520 || !TEST_str_eq(app_p5, app_p5_init) /* app value */ 521 || !TEST_ptr(p = OSSL_PARAM_locate(params, "p6")) 522 || !TEST_size_t_eq(p->return_size, 523 sizeof(app_p6_init) - 1) /* app value */ 524 || !TEST_str_eq(app_p6, app_p6_init) /* app value */ 525 || !TEST_char_eq(foo[0], app_foo_init) /* Should remain untouched */ 526 || !TEST_ptr(p = OSSL_PARAM_locate(params, "foo"))) 527 errcnt++; 528 529 fin: 530 BN_free(verify_p3); 531 verify_p3 = NULL; 532 cleanup_app_variables(); 533 cleanup_object(obj); 534 535 return errcnt == 0; 536 } 537 538 static int test_case(int i) 539 { 540 TEST_info("Case: %s", test_cases[i].desc); 541 542 return test_case_variant(test_cases[i].app->static_params, 543 test_cases[i].prov) 544 && (test_cases[i].app->constructed_params == NULL 545 || test_case_variant(test_cases[i].app->constructed_params(), 546 test_cases[i].prov)); 547 } 548 549 /*- 550 * OSSL_PARAM_allocate_from_text() tests 551 * ===================================== 552 */ 553 554 static const OSSL_PARAM params_from_text[] = { 555 /* Fixed size buffer */ 556 OSSL_PARAM_int32("int", NULL), 557 OSSL_PARAM_DEFN("short", OSSL_PARAM_INTEGER, NULL, sizeof(int16_t)), 558 OSSL_PARAM_DEFN("ushort", OSSL_PARAM_UNSIGNED_INTEGER, NULL, sizeof(uint16_t)), 559 /* Arbitrary size buffer. Make sure the result fits in a long */ 560 OSSL_PARAM_DEFN("num", OSSL_PARAM_INTEGER, NULL, 0), 561 OSSL_PARAM_DEFN("unum", OSSL_PARAM_UNSIGNED_INTEGER, NULL, 0), 562 OSSL_PARAM_DEFN("octets", OSSL_PARAM_OCTET_STRING, NULL, 0), 563 OSSL_PARAM_END, 564 }; 565 566 struct int_from_text_test_st { 567 const char *argname; 568 const char *strval; 569 long int expected_intval; 570 int expected_res; 571 size_t expected_bufsize; 572 }; 573 574 static struct int_from_text_test_st int_from_text_test_cases[] = { 575 { "int", "", 0, 0, 0 }, 576 { "int", "0", 0, 1, 4 }, 577 { "int", "101", 101, 1, 4 }, 578 { "int", "-102", -102, 1, 4 }, 579 { "int", "12A", 12, 1, 4 }, /* incomplete */ 580 { "int", "0x12B", 0x12B, 1, 4 }, 581 { "hexint", "12C", 0x12C, 1, 4 }, 582 { "hexint", "0x12D", 0, 1, 4 }, /* zero */ 583 /* test check of the target buffer size */ 584 { "int", "0x7fffffff", INT32_MAX, 1, 4 }, 585 { "int", "2147483647", INT32_MAX, 1, 4 }, 586 { "int", "2147483648", 0, 0, 0 }, /* too small buffer */ 587 { "int", "-2147483648", INT32_MIN, 1, 4 }, 588 { "int", "-2147483649", 0, 0, 4 }, /* too small buffer */ 589 { "short", "0x7fff", INT16_MAX, 1, 2 }, 590 { "short", "32767", INT16_MAX, 1, 2 }, 591 { "short", "32768", 0, 0, 0 }, /* too small buffer */ 592 { "ushort", "0xffff", UINT16_MAX, 1, 2 }, 593 { "ushort", "65535", UINT16_MAX, 1, 2 }, 594 { "ushort", "65536", 0, 0, 0 }, /* too small buffer */ 595 /* test check of sign extension in arbitrary size results */ 596 { "num", "0", 0, 1, 1 }, 597 { "num", "0", 0, 1, 1 }, 598 { "num", "0xff", 0xff, 1, 2 }, /* sign extension */ 599 { "num", "-0xff", -0xff, 1, 2 }, /* sign extension */ 600 { "num", "0x7f", 0x7f, 1, 1 }, /* no sign extension */ 601 { "num", "-0x7f", -0x7f, 1, 1 }, /* no sign extension */ 602 { "num", "0x80", 0x80, 1, 2 }, /* sign extension */ 603 { "num", "-0x80", -0x80, 1, 1 }, /* no sign extension */ 604 { "num", "0x81", 0x81, 1, 2 }, /* sign extension */ 605 { "num", "-0x81", -0x81, 1, 2 }, /* sign extension */ 606 { "unum", "0xff", 0xff, 1, 1 }, 607 { "unum", "-0xff", -0xff, 0, 0 }, /* invalid neg number */ 608 { "unum", "0x7f", 0x7f, 1, 1 }, 609 { "unum", "-0x7f", -0x7f, 0, 0 }, /* invalid neg number */ 610 { "unum", "0x80", 0x80, 1, 1 }, 611 { "unum", "-0x80", -0x80, 0, 0 }, /* invalid neg number */ 612 { "unum", "0x81", 0x81, 1, 1 }, 613 { "unum", "-0x81", -0x81, 0, 0 }, /* invalid neg number */ 614 }; 615 616 static int check_int_from_text(const struct int_from_text_test_st a) 617 { 618 OSSL_PARAM param; 619 long int val = 0; 620 int res; 621 622 if (!OSSL_PARAM_allocate_from_text(¶m, params_from_text, 623 a.argname, a.strval, 0, NULL)) { 624 if (a.expected_res) 625 TEST_error("unexpected OSSL_PARAM_allocate_from_text() return for %s \"%s\"", 626 a.argname, a.strval); 627 return !a.expected_res; 628 } 629 630 /* For data size zero, OSSL_PARAM_get_long() may crash */ 631 if (param.data_size == 0) { 632 OPENSSL_free(param.data); 633 TEST_error("unexpected zero size for %s \"%s\"", 634 a.argname, a.strval); 635 return 0; 636 } 637 res = OSSL_PARAM_get_long(¶m, &val); 638 OPENSSL_free(param.data); 639 640 if (res ^ a.expected_res) { 641 TEST_error("unexpected OSSL_PARAM_get_long() return for %s \"%s\": " 642 "%d != %d", a.argname, a.strval, a.expected_res, res); 643 return 0; 644 } 645 if (val != a.expected_intval) { 646 TEST_error("unexpected result for %s \"%s\": %li != %li", 647 a.argname, a.strval, a.expected_intval, val); 648 return 0; 649 } 650 if (param.data_size != a.expected_bufsize) { 651 TEST_error("unexpected size for %s \"%s\": %d != %d", 652 a.argname, a.strval, 653 (int)a.expected_bufsize, (int)param.data_size); 654 return 0; 655 } 656 657 return a.expected_res; 658 } 659 660 static int check_octetstr_from_hexstr(void) 661 { 662 OSSL_PARAM param; 663 static const char *values[] = { "", "F", "FF", "FFF", "FFFF", NULL }; 664 int i; 665 int errcnt = 0; 666 667 /* Test odd vs even number of hex digits */ 668 for (i = 0; values[i] != NULL; i++) { 669 int expected = (strlen(values[i]) % 2) != 1; 670 int result; 671 672 ERR_clear_error(); 673 memset(¶m, 0, sizeof(param)); 674 if (expected) 675 result = 676 TEST_true(OSSL_PARAM_allocate_from_text(¶m, 677 params_from_text, 678 "hexoctets", values[i], 0, 679 NULL)); 680 else 681 result = 682 TEST_false(OSSL_PARAM_allocate_from_text(¶m, 683 params_from_text, 684 "hexoctets", values[i], 0, 685 NULL)); 686 if (!result) { 687 TEST_error("unexpected OSSL_PARAM_allocate_from_text() %s for 'octets' \"%s\"", 688 (expected ? "failure" : "success"), values[i]); 689 errcnt++; 690 } 691 OPENSSL_free(param.data); 692 } 693 return errcnt == 0; 694 } 695 696 static int test_allocate_from_text(int i) 697 { 698 return check_int_from_text(int_from_text_test_cases[i]); 699 } 700 701 static int test_more_allocate_from_text(void) 702 { 703 return check_octetstr_from_hexstr(); 704 } 705 706 int setup_tests(void) 707 { 708 ADD_ALL_TESTS(test_case, OSSL_NELEM(test_cases)); 709 ADD_ALL_TESTS(test_allocate_from_text, OSSL_NELEM(int_from_text_test_cases)); 710 ADD_TEST(test_more_allocate_from_text); 711 return 1; 712 } 713