test/params_api_test.c

   1 /*
   2  * Copyright 2019 The OpenSSL Project Authors. All Rights Reserved.
   3  * Copyright (c) 2019, Oracle and/or its affiliates.  All rights reserved.
   4  *
   5  * Licensed under the Apache License 2.0 (the "License").  You may not use
   6  * this file except in compliance with the License.  You can obtain a copy
   7  * in the file LICENSE in the source distribution or at
   8  * https://www.openssl.org/source/license.html
   9  */
  10
  11 #include <string.h>
  12 #include "testutil.h"
  13 #include "internal/nelem.h"
  14 #include "ossl_test_endian.h"
  15 #include <openssl/params.h>
  16 #include <openssl/bn.h>
  17
  18 /* The maximum size of the static buffers used to test most things */
  19 #define MAX_LEN 20
  20
  21 static void swap_copy(unsigned char *out, const void *in, size_t len)
  22 {
  23     size_t j;
  24
  25     for (j = 0; j < len; j++)
  26         out[j] = ((unsigned char *)in)[len - j - 1];
  27 }
  28
  29 /*
  30  * A memory copy that converts the native byte ordering either to or from
  31  * little endian format.
  32  *
  33  * On a little endian machine copying either is just a memcpy(3), on a
  34  * big endian machine copying from native to or from little endian involves
  35  * byte reversal.
  36  */
  37 static void le_copy(unsigned char *out, const void *in, size_t len)
  38 {
  39     DECLARE_IS_ENDIAN;
  40
  41     if (IS_LITTLE_ENDIAN)
  42         memcpy(out, in, len);
  43     else
  44         swap_copy(out, in, len);
  45 }
  46
  47 static const struct {
  48     size_t len;
  49     unsigned char value[MAX_LEN];
  50 } raw_values[] = {
  51     { 4, { 0x38, 0x27, 0xbf, 0x3b } },
  52     { 4, { 0x9f, 0x26, 0x48, 0x22 } },
  53     { 8, { 0x59, 0xb2, 0x1a, 0xe9, 0x2a, 0xd8, 0x46, 0x40 } },
  54     { 8, { 0xb4, 0xae, 0xbd, 0xb4, 0xdd, 0x04, 0xb1, 0x4c } },
  55     { 16, { 0x61, 0xe8, 0x7e, 0x31, 0xe9, 0x33, 0x83, 0x3d,
  56             0x87, 0x99, 0xc7, 0xd8, 0x5d, 0xa9, 0x8b, 0x42 } },
  57     { 16, { 0xee, 0x6e, 0x8b, 0xc3, 0xec, 0xcf, 0x37, 0xcc,
  58             0x89, 0x67, 0xf2, 0x68, 0x33, 0xa0, 0x14, 0xb0 } },
  59 };
  60
  61 static int test_param_type_extra(const OSSL_PARAM *param,
  62                                  const unsigned char *cmp, size_t width)
  63 {
  64     int32_t i32;
  65     int64_t i64;
  66     size_t s, sz;
  67     unsigned char buf[MAX_LEN];
  68     const int bit32 = param->data_size == sizeof(int32_t);
  69     const int sizet = bit32 && sizeof(size_t) > sizeof(int32_t);
  70     const int signd = param->data_type == OSSL_PARAM_INTEGER;
  71
  72     if (signd) {
  73         if ((bit32 && !TEST_true(OSSL_PARAM_get_int32(param, &i32)))
  74             || !TEST_true(OSSL_PARAM_get_int64(param, &i64)))
  75             return 0;
  76     } else {
  77         if ((bit32
  78              && !TEST_true(OSSL_PARAM_get_uint32(param, (uint32_t *)&i32)))
  79             || !TEST_true(OSSL_PARAM_get_uint64(param, (uint64_t *)&i64))
  80             || (sizet && !TEST_true(OSSL_PARAM_get_size_t(param, &s))))
  81             return 0;
  82     }
  83
  84     /* Check signed types */
  85     if (bit32) {
  86         le_copy(buf, &i32, sizeof(i32));
  87         sz = sizeof(i32) < width ? sizeof(i32) : width;
  88         if (!TEST_mem_eq(buf, sz, cmp, sz))
  89             return 0;
  90     }
  91     le_copy(buf, &i64, sizeof(i64));
  92         sz = sizeof(i64) < width ? sizeof(i64) : width;
  93     if (!TEST_mem_eq(buf, sz, cmp, sz))
  94         return 0;
  95     if (sizet && !signd) {
  96         le_copy(buf, &s, sizeof(s));
  97         sz = sizeof(s) < width ? sizeof(s) : width;
  98         if (!TEST_mem_eq(buf, sz, cmp, sz))
  99             return 0;
 100     }
 101
 102     /* Check a widening write if possible */
 103     if (sizeof(size_t) > width) {
 104         if (signd) {
 105             if (!TEST_true(OSSL_PARAM_set_int32(param, 12345))
 106                 || !TEST_true(OSSL_PARAM_get_int64(param, &i64))
 107                 || !TEST_size_t_eq((size_t)i64, 12345))
 108                 return 0;
 109         } else {
 110             if (!TEST_true(OSSL_PARAM_set_uint32(param, 12345))
 111                 || !TEST_true(OSSL_PARAM_get_uint64(param, (uint64_t *)&i64))
 112                 || !TEST_size_t_eq((size_t)i64, 12345))
 113                 return 0;
 114         }
 115     }
 116     return 1;
 117 }
 118
 119 /*
 120  * The test cases for each of the bastic integral types are similar.
 121  * For each type, a param of that type is set and an attempt to read it
 122  * get is made.  Finally, the above function is called to verify that
 123  * the params can be read as other types.
 124  *
 125  * All the real work is done via byte buffers which are converted to machine
 126  * byte order and to little endian for comparisons.  Narrower values are best
 127  * compared using little endian because their values and positions don't
 128  * change.
 129  */
 130
 131 static int test_param_int(int n)
 132 {
 133     int in, out;
 134     unsigned char buf[MAX_LEN], cmp[sizeof(int)];
 135     const size_t len = raw_values[n].len >= sizeof(int) ?
 136                        sizeof(int) : raw_values[n].len;
 137     OSSL_PARAM param = OSSL_PARAM_int("a", NULL);
 138
 139     memset(buf, 0, sizeof(buf));
 140     le_copy(buf, raw_values[n].value, sizeof(in));
 141     memcpy(&in, buf, sizeof(in));
 142     param.data = &out;
 143     if (!TEST_true(OSSL_PARAM_set_int(&param, in)))
 144         return 0;
 145     le_copy(cmp, &out, sizeof(out));
 146     if (!TEST_mem_eq(cmp, len, raw_values[n].value, len))
 147         return 0;
 148     in = 0;
 149     if (!TEST_true(OSSL_PARAM_get_int(&param, &in)))
 150         return 0;
 151     le_copy(cmp, &in, sizeof(in));
 152     if (!TEST_mem_eq(cmp, sizeof(in), raw_values[n].value, sizeof(in)))
 153         return 0;
 154     param.data = &out;
 155     return test_param_type_extra(&param, raw_values[n].value, sizeof(int));
 156 }
 157
 158 static int test_param_long(int n)
 159 {
 160     long int in, out;
 161     unsigned char buf[MAX_LEN], cmp[sizeof(long int)];
 162     const size_t len = raw_values[n].len >= sizeof(long int)
 163                        ? sizeof(long int) : raw_values[n].len;
 164     OSSL_PARAM param = OSSL_PARAM_long("a", NULL);
 165
 166     memset(buf, 0, sizeof(buf));
 167     le_copy(buf, raw_values[n].value, sizeof(in));
 168     memcpy(&in, buf, sizeof(in));
 169     param.data = &out;
 170     if (!TEST_true(OSSL_PARAM_set_long(&param, in)))
 171         return 0;
 172     le_copy(cmp, &out, sizeof(out));
 173     if (!TEST_mem_eq(cmp, len, raw_values[n].value, len))
 174         return 0;
 175     in = 0;
 176     if (!TEST_true(OSSL_PARAM_get_long(&param, &in)))
 177         return 0;
 178     le_copy(cmp, &in, sizeof(in));
 179     if (!TEST_mem_eq(cmp, sizeof(in), raw_values[n].value, sizeof(in)))
 180         return 0;
 181     param.data = &out;
 182     return test_param_type_extra(&param, raw_values[n].value, sizeof(long int));
 183 }
 184
 185 static int test_param_uint(int n)
 186 {
 187     unsigned int in, out;
 188     unsigned char buf[MAX_LEN], cmp[sizeof(unsigned int)];
 189     const size_t len = raw_values[n].len >= sizeof(unsigned int) ? sizeof(unsigned int) : raw_values[n].len;
 190     OSSL_PARAM param = OSSL_PARAM_uint("a", NULL);
 191
 192     memset(buf, 0, sizeof(buf));
 193     le_copy(buf, raw_values[n].value, sizeof(in));
 194     memcpy(&in, buf, sizeof(in));
 195     param.data = &out;
 196     if (!TEST_true(OSSL_PARAM_set_uint(&param, in)))
 197         return 0;
 198     le_copy(cmp, &out, sizeof(out));
 199     if (!TEST_mem_eq(cmp, len, raw_values[n].value, len))
 200         return 0;
 201     in = 0;
 202     if (!TEST_true(OSSL_PARAM_get_uint(&param, &in)))
 203         return 0;
 204     le_copy(cmp, &in, sizeof(in));
 205     if (!TEST_mem_eq(cmp, sizeof(in), raw_values[n].value, sizeof(in)))
 206         return 0;
 207     param.data = &out;
 208     return test_param_type_extra(&param, raw_values[n].value, sizeof(unsigned int));
 209 }
 210
 211 static int test_param_ulong(int n)
 212 {
 213     unsigned long int in, out;
 214     unsigned char buf[MAX_LEN], cmp[sizeof(unsigned long int)];
 215     const size_t len = raw_values[n].len >= sizeof(unsigned long int)
 216                        ? sizeof(unsigned long int) : raw_values[n].len;
 217     OSSL_PARAM param = OSSL_PARAM_ulong("a", NULL);
 218
 219     memset(buf, 0, sizeof(buf));
 220     le_copy(buf, raw_values[n].value, sizeof(in));
 221     memcpy(&in, buf, sizeof(in));
 222     param.data = &out;
 223     if (!TEST_true(OSSL_PARAM_set_ulong(&param, in)))
 224         return 0;
 225     le_copy(cmp, &out, sizeof(out));
 226     if (!TEST_mem_eq(cmp, len, raw_values[n].value, len))
 227         return 0;
 228     in = 0;
 229     if (!TEST_true(OSSL_PARAM_get_ulong(&param, &in)))
 230         return 0;
 231     le_copy(cmp, &in, sizeof(in));
 232     if (!TEST_mem_eq(cmp, sizeof(in), raw_values[n].value, sizeof(in)))
 233         return 0;
 234     param.data = &out;
 235     return test_param_type_extra(&param, raw_values[n].value, sizeof(unsigned long int));
 236 }
 237
 238 static int test_param_int32(int n)
 239 {
 240     int32_t in, out;
 241     unsigned char buf[MAX_LEN], cmp[sizeof(int32_t)];
 242     const size_t len = raw_values[n].len >= sizeof(int32_t)
 243                        ? sizeof(int32_t) : raw_values[n].len;
 244     OSSL_PARAM param = OSSL_PARAM_int32("a", NULL);
 245
 246     memset(buf, 0, sizeof(buf));
 247     le_copy(buf, raw_values[n].value, sizeof(in));
 248     memcpy(&in, buf, sizeof(in));
 249     param.data = &out;
 250     if (!TEST_true(OSSL_PARAM_set_int32(&param, in)))
 251         return 0;
 252     le_copy(cmp, &out, sizeof(out));
 253     if (!TEST_mem_eq(cmp, len, raw_values[n].value, len))
 254         return 0;
 255     in = 0;
 256     if (!TEST_true(OSSL_PARAM_get_int32(&param, &in)))
 257         return 0;
 258     le_copy(cmp, &in, sizeof(in));
 259     if (!TEST_mem_eq(cmp, sizeof(in), raw_values[n].value, sizeof(in)))
 260         return 0;
 261     param.data = &out;
 262     return test_param_type_extra(&param, raw_values[n].value, sizeof(int32_t));
 263 }
 264
 265 static int test_param_uint32(int n)
 266 {
 267     uint32_t in, out;
 268     unsigned char buf[MAX_LEN], cmp[sizeof(uint32_t)];
 269     const size_t len = raw_values[n].len >= sizeof(uint32_t)
 270                        ? sizeof(uint32_t) : raw_values[n].len;
 271     OSSL_PARAM param = OSSL_PARAM_uint32("a", NULL);
 272
 273     memset(buf, 0, sizeof(buf));
 274     le_copy(buf, raw_values[n].value, sizeof(in));
 275     memcpy(&in, buf, sizeof(in));
 276     param.data = &out;
 277     if (!TEST_true(OSSL_PARAM_set_uint32(&param, in)))
 278         return 0;
 279     le_copy(cmp, &out, sizeof(out));
 280     if (!TEST_mem_eq(cmp, len, raw_values[n].value, len))
 281         return 0;
 282     in = 0;
 283     if (!TEST_true(OSSL_PARAM_get_uint32(&param, &in)))
 284         return 0;
 285     le_copy(cmp, &in, sizeof(in));
 286     if (!TEST_mem_eq(cmp, sizeof(in), raw_values[n].value, sizeof(in)))
 287         return 0;
 288     param.data = &out;
 289     return test_param_type_extra(&param, raw_values[n].value, sizeof(uint32_t));
 290 }
 291
 292 static int test_param_int64(int n)
 293 {
 294     int64_t in, out;
 295     unsigned char buf[MAX_LEN], cmp[sizeof(int64_t)];
 296     const size_t len = raw_values[n].len >= sizeof(int64_t)
 297                        ? sizeof(int64_t) : raw_values[n].len;
 298     OSSL_PARAM param = OSSL_PARAM_int64("a", NULL);
 299
 300     memset(buf, 0, sizeof(buf));
 301     le_copy(buf, raw_values[n].value, sizeof(in));
 302     memcpy(&in, buf, sizeof(in));
 303     param.data = &out;
 304     if (!TEST_true(OSSL_PARAM_set_int64(&param, in)))
 305         return 0;
 306     le_copy(cmp, &out, sizeof(out));
 307     if (!TEST_mem_eq(cmp, len, raw_values[n].value, len))
 308         return 0;
 309     in = 0;
 310     if (!TEST_true(OSSL_PARAM_get_int64(&param, &in)))
 311         return 0;
 312     le_copy(cmp, &in, sizeof(in));
 313     if (!TEST_mem_eq(cmp, sizeof(in), raw_values[n].value, sizeof(in)))
 314         return 0;
 315     param.data = &out;
 316     return test_param_type_extra(&param, raw_values[n].value, sizeof(int64_t));
 317 }
 318
 319 static int test_param_uint64(int n)
 320 {
 321     uint64_t in, out;
 322     unsigned char buf[MAX_LEN], cmp[sizeof(uint64_t)];
 323     const size_t len = raw_values[n].len >= sizeof(uint64_t)
 324                        ? sizeof(uint64_t) : raw_values[n].len;
 325     OSSL_PARAM param = OSSL_PARAM_uint64("a", NULL);
 326
 327     memset(buf, 0, sizeof(buf));
 328     le_copy(buf, raw_values[n].value, sizeof(in));
 329     memcpy(&in, buf, sizeof(in));
 330     param.data = &out;
 331     if (!TEST_true(OSSL_PARAM_set_uint64(&param, in)))
 332         return 0;
 333     le_copy(cmp, &out, sizeof(out));
 334     if (!TEST_mem_eq(cmp, len, raw_values[n].value, len))
 335         return 0;
 336     in = 0;
 337     if (!TEST_true(OSSL_PARAM_get_uint64(&param, &in)))
 338         return 0;
 339     le_copy(cmp, &in, sizeof(in));
 340     if (!TEST_mem_eq(cmp, sizeof(in), raw_values[n].value, sizeof(in)))
 341         return 0;
 342     param.data = &out;
 343     return test_param_type_extra(&param, raw_values[n].value, sizeof(uint64_t));
 344 }
 345
 346 static int test_param_size_t(int n)
 347 {
 348     size_t in, out;
 349     unsigned char buf[MAX_LEN], cmp[sizeof(size_t)];
 350     const size_t len = raw_values[n].len >= sizeof(size_t)
 351                        ? sizeof(size_t) : raw_values[n].len;
 352     OSSL_PARAM param = OSSL_PARAM_size_t("a", NULL);
 353
 354     memset(buf, 0, sizeof(buf));
 355     le_copy(buf, raw_values[n].value, sizeof(in));
 356     memcpy(&in, buf, sizeof(in));
 357     param.data = &out;
 358     if (!TEST_true(OSSL_PARAM_set_size_t(&param, in)))
 359         return 0;
 360     le_copy(cmp, &out, sizeof(out));
 361     if (!TEST_mem_eq(cmp, len, raw_values[n].value, len))
 362         return 0;
 363     in = 0;
 364     if (!TEST_true(OSSL_PARAM_get_size_t(&param, &in)))
 365         return 0;
 366     le_copy(cmp, &in, sizeof(in));
 367     if (!TEST_mem_eq(cmp, sizeof(in), raw_values[n].value, sizeof(in)))
 368         return 0;
 369     param.data = &out;
 370     return test_param_type_extra(&param, raw_values[n].value, sizeof(size_t));
 371 }
 372
 373 static int test_param_bignum(int n)
 374 {
 375     unsigned char buf[MAX_LEN], bnbuf[MAX_LEN];
 376     const size_t len = raw_values[n].len;
 377     size_t bnsize;
 378     BIGNUM *b = NULL, *c = NULL;
 379     OSSL_PARAM param = OSSL_PARAM_DEFN("bn", OSSL_PARAM_UNSIGNED_INTEGER,
 380                                        NULL, 0, NULL);
 381     int ret = 0;
 382
 383     param.data = bnbuf;
 384     param.data_size = len;
 385     param.return_size = &bnsize;
 386
 387     le_copy(buf, raw_values[n].value, len);
 388     if (!TEST_ptr(b = BN_lebin2bn(raw_values[n].value, (int)len, NULL)))
 389         goto err;
 390
 391     if (!TEST_true(OSSL_PARAM_set_BN(&param, b))
 392         || !TEST_mem_eq(bnbuf, bnsize, buf, bnsize))
 393         goto err;
 394     param.data_size = *param.return_size;
 395     if (!TEST_true(OSSL_PARAM_get_BN(&param, &c))
 396         || !TEST_BN_eq(b, c))
 397         goto err;
 398
 399     ret = 1;
 400 err:
 401     BN_free(b);
 402     BN_free(c);
 403     return ret;
 404 }
 405
 406 static int test_param_real(void)
 407 {
 408     double p;
 409     OSSL_PARAM param = OSSL_PARAM_double("r", NULL);
 410
 411     param.data = &p;
 412     return TEST_true(OSSL_PARAM_set_double(&param, 3.14159))
 413            && TEST_double_eq(p, 3.14159);
 414 }
 415
 416 /*
 417  * The tests are a bit special in that they are trying to do both sides
 418  * of the param passing.  This means that the OSSL_PARAM structure needs to
 419  * be updated so that a get call matches size with the corresponding set call.
 420  * This is not a problem in normal usage because the owner of the OSSL_PARAM
 421  * "knows" the size of what it wants to put in and gets the size back via the
 422  * return_size pointer when it needs to get data out.  That is, the owner
 423  * does not need to call these APIs since it has direct access.
 424  *
 425  * The result is that the tests need the locate call to return a non-const
 426  * pointer at times.  Hence the cast here.
 427  */
 428 static OSSL_PARAM *locate(OSSL_PARAM *p, const char *name)
 429 {
 430     return (OSSL_PARAM *)OSSL_PARAM_locate(p, name);
 431 }
 432
 433 static int test_param_construct(void)
 434 {
 435     static const char *int_names[] = {
 436         "int", "long", "int32", "int64"
 437     };
 438     static const char *uint_names[] = {
 439         "uint", "ulong", "uint32", "uint64", "size_t"
 440     };
 441     static const unsigned char bn_val[16] = {
 442         0xac, 0x75, 0x22, 0x7d, 0x81, 0x06, 0x7a, 0x23,
 443         0xa6, 0xed, 0x87, 0xc7, 0xab, 0xf4, 0x73, 0x22
 444     };
 445     OSSL_PARAM params[20];
 446     char buf[100], buf2[100], *bufp, *bufp2;
 447     unsigned char ubuf[100];
 448     void *vp, *vpn = NULL, *vp2;
 449     OSSL_PARAM *p;
 450     const OSSL_PARAM *cp;
 451     int i, n = 0, ret = 0;
 452     unsigned int u;
 453     long int l;
 454     unsigned long int ul;
 455     int32_t i32;
 456     uint32_t u32;
 457     int64_t i64;
 458     uint64_t u64;
 459     size_t j, k, s, sz;
 460     double d, d2;
 461     BIGNUM *bn = NULL, *bn2 = NULL;
 462
 463     params[n++] = OSSL_PARAM_construct_int("int", &i, &sz);
 464     params[n++] = OSSL_PARAM_construct_uint("uint", &u, &sz);
 465     params[n++] = OSSL_PARAM_construct_long("long", &l, &sz);
 466     params[n++] = OSSL_PARAM_construct_ulong("ulong", &ul, &sz);
 467     params[n++] = OSSL_PARAM_construct_int32("int32", &i32, &sz);
 468     params[n++] = OSSL_PARAM_construct_int64("int64", &i64, &sz);
 469     params[n++] = OSSL_PARAM_construct_uint32("uint32", &u32, &sz);
 470     params[n++] = OSSL_PARAM_construct_uint64("uint64", &u64, &sz);
 471     params[n++] = OSSL_PARAM_construct_size_t("size_t", &s, &sz);
 472     params[n++] = OSSL_PARAM_construct_double("double", &d, &sz);
 473     params[n++] = OSSL_PARAM_construct_BN("bignum", ubuf, sizeof(ubuf), &sz);
 474     params[n++] = OSSL_PARAM_construct_utf8_string("utf8str", buf, sizeof(buf),
 475                                                    &sz);
 476     params[n++] = OSSL_PARAM_construct_octet_string("octstr", buf, sizeof(buf),
 477                                                     &sz);
 478     params[n++] = OSSL_PARAM_construct_utf8_ptr("utf8ptr", &bufp, 0, &sz);
 479     params[n++] = OSSL_PARAM_construct_octet_ptr("octptr", &vp, 0, &sz);
 480     params[n] = OSSL_PARAM_construct_end();
 481
 482     /* Search failure */
 483     if (!TEST_ptr_null(OSSL_PARAM_locate(params, "fnord")))
 484         goto err;
 485
 486     /* All signed integral types */
 487     for (j = 0; j < OSSL_NELEM(int_names); j++) {
 488         if (!TEST_ptr(cp = OSSL_PARAM_locate(params, int_names[j]))
 489             || !TEST_true(OSSL_PARAM_set_int32(cp, (int32_t)(3 + j)))
 490             || !TEST_true(OSSL_PARAM_get_int64(cp, &i64))
 491             || !TEST_size_t_eq(cp->data_size, sz)
 492             || !TEST_size_t_eq((size_t)i64, 3 + j)) {
 493             TEST_note("iteration %zu var %s", j + 1, int_names[j]);
 494             goto err;
 495         }
 496     }
 497     /* All unsigned integral types */
 498     for (j = 0; j < OSSL_NELEM(uint_names); j++) {
 499         if (!TEST_ptr(cp = OSSL_PARAM_locate(params, uint_names[j]))
 500             || !TEST_true(OSSL_PARAM_set_uint32(cp, (uint32_t)(3 + j)))
 501             || !TEST_true(OSSL_PARAM_get_uint64(cp, &u64))
 502             || !TEST_size_t_eq(cp->data_size, sz)
 503             || !TEST_size_t_eq((size_t)u64, 3 + j)) {
 504             TEST_note("iteration %zu var %s", j + 1, uint_names[j]);
 505             goto err;
 506         }
 507     }
 508     /* Real */
 509     if (!TEST_ptr(cp = OSSL_PARAM_locate(params, "double"))
 510         || !TEST_true(OSSL_PARAM_set_double(cp, 3.14))
 511         || !TEST_true(OSSL_PARAM_get_double(cp, &d2))
 512         || !TEST_size_t_eq(sz, sizeof(double))
 513         || !TEST_double_eq(d, d2))
 514         goto err;
 515     /* UTF8 string */
 516     bufp = NULL;
 517     if (!TEST_ptr(cp = OSSL_PARAM_locate(params, "utf8str"))
 518         || !TEST_true(OSSL_PARAM_set_utf8_string(cp, "abcdef"))
 519         || !TEST_size_t_eq(sz, sizeof("abcdef"))
 520         || !TEST_true(OSSL_PARAM_get_utf8_string(cp, &bufp, 0))
 521         || !TEST_str_eq(bufp, "abcdef"))
 522         goto err;
 523     OPENSSL_free(bufp);
 524     bufp = buf2;
 525     if (!TEST_true(OSSL_PARAM_get_utf8_string(cp, &bufp, sizeof(buf2)))
 526         || !TEST_str_eq(buf2, "abcdef"))
 527         goto err;
 528     /* UTF8 pointer */
 529     bufp = buf;
 530     sz = 0;
 531     if (!TEST_ptr(cp = OSSL_PARAM_locate(params, "utf8ptr"))
 532         || !TEST_true(OSSL_PARAM_set_utf8_ptr(cp, "tuvwxyz"))
 533         || !TEST_size_t_eq(sz, sizeof("tuvwxyz"))
 534         || !TEST_str_eq(bufp, "tuvwxyz")
 535         || !TEST_true(OSSL_PARAM_get_utf8_ptr(cp, (const char **)&bufp2))
 536         || !TEST_ptr_eq(bufp2, bufp))
 537         goto err;
 538     /* OCTET string */
 539     if (!TEST_ptr(p = locate(params, "octstr"))
 540         || !TEST_true(OSSL_PARAM_set_octet_string(p, "abcdefghi",
 541                                                   sizeof("abcdefghi")))
 542         || !TEST_size_t_eq(sz, sizeof("abcdefghi")))
 543         goto err;
 544     /* Match the return size to avoid trailing garbage bytes */
 545     p->data_size = *p->return_size;
 546     if (!TEST_true(OSSL_PARAM_get_octet_string(p, &vpn, 0, &s))
 547         || !TEST_size_t_eq(s, sizeof("abcdefghi"))
 548         || !TEST_mem_eq(vpn, sizeof("abcdefghi"),
 549                         "abcdefghi", sizeof("abcdefghi")))
 550         goto err;
 551     vp = buf2;
 552     if (!TEST_true(OSSL_PARAM_get_octet_string(p, &vp, sizeof(buf2), &s))
 553         || !TEST_size_t_eq(s, sizeof("abcdefghi"))
 554         || !TEST_mem_eq(vp, sizeof("abcdefghi"),
 555                         "abcdefghi", sizeof("abcdefghi")))
 556         goto err;
 557     /* OCTET pointer */
 558     vp = &l;
 559     sz = 0;
 560     if (!TEST_ptr(p = locate(params, "octptr"))
 561         || !TEST_true(OSSL_PARAM_set_octet_ptr(p, &ul, sizeof(ul)))
 562         || !TEST_size_t_eq(sz, sizeof(ul))
 563         || !TEST_ptr_eq(vp, &ul))
 564         goto err;
 565     /* Match the return size to avoid trailing garbage bytes */
 566     p->data_size = *p->return_size;
 567     if (!TEST_true(OSSL_PARAM_get_octet_ptr(p, (const void **)&vp2, &k))
 568         || !TEST_size_t_eq(k, sizeof(ul))
 569         || !TEST_ptr_eq(vp2, vp))
 570         goto err;
 571     /* BIGNUM */
 572     if (!TEST_ptr(p = locate(params, "bignum"))
 573         || !TEST_ptr(bn = BN_lebin2bn(bn_val, (int)sizeof(bn_val), NULL))
 574         || !TEST_true(OSSL_PARAM_set_BN(p, bn))
 575         || !TEST_size_t_eq(sz, sizeof(bn_val)))
 576         goto err;
 577     /* Match the return size to avoid trailing garbage bytes */
 578     p->data_size = *p->return_size;
 579     if(!TEST_true(OSSL_PARAM_get_BN(p, &bn2))
 580         || !TEST_BN_eq(bn, bn2))
 581         goto err;
 582     ret = 1;
 583 err:
 584     OPENSSL_free(vpn);
 585     BN_free(bn);
 586     BN_free(bn2);
 587     return ret;
 588 }
 589
 590 int setup_tests(void)
 591 {
 592     ADD_ALL_TESTS(test_param_int, OSSL_NELEM(raw_values));
 593     ADD_ALL_TESTS(test_param_long, OSSL_NELEM(raw_values));
 594     ADD_ALL_TESTS(test_param_uint, OSSL_NELEM(raw_values));
 595     ADD_ALL_TESTS(test_param_ulong, OSSL_NELEM(raw_values));
 596     ADD_ALL_TESTS(test_param_int32, OSSL_NELEM(raw_values));
 597     ADD_ALL_TESTS(test_param_uint32, OSSL_NELEM(raw_values));
 598     ADD_ALL_TESTS(test_param_size_t, OSSL_NELEM(raw_values));
 599     ADD_ALL_TESTS(test_param_int64, OSSL_NELEM(raw_values));
 600     ADD_ALL_TESTS(test_param_uint64, OSSL_NELEM(raw_values));
 601     ADD_ALL_TESTS(test_param_bignum, OSSL_NELEM(raw_values));
 602     ADD_TEST(test_param_real);
 603     ADD_TEST(test_param_construct);
 604     return 1;
 605 }