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/* $OpenBSD: wycheproof-primes.c,v 1.2 2022/12/01 13:49:12 tb Exp $ */
/*
* Copyright (c) 2022 Theo Buehler <tb@openbsd.org>
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
#include <err.h>
#include <stdio.h>
#include <openssl/bn.h>
#include "primality_testcases.h"
int
primality_test(struct wycheproof_testcase *test)
{
BIGNUM *value = NULL;
int ret;
int failed = 1;
if (!BN_hex2bn(&value, test->value))
errx(1, "%d: failed to set value \"%s\"", test->id, test->value);
if ((ret = BN_is_prime_ex(value, BN_prime_checks, NULL, NULL)) < 0)
errx(1, "%d: BN_is_prime_ex errored", test->id);
if (ret != test->result && !test->acceptable) {
fprintf(stderr, "%d failed, want %d, got %d\n", test->id,
test->result, ret);
goto err;
}
failed = 0;
err:
BN_free(value);
return failed;
}
int
main(void)
{
size_t i;
int failed = 0;
for (i = 0; i < N_TESTS; i++)
failed |= primality_test(&testcases[i]);
return failed;
}
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