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/* $OpenBSD: crypto_test.c,v 1.1 2024/04/25 14:27:29 jsing Exp $ */
/*
* Copyright (c) 2024 Joel Sing <jsing@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 <stdint.h>
#include <stdio.h>
#include "crypto_internal.h"
static int
test_ct_u8(void)
{
uint8_t i, j, mask;
int failed = 1;
i = 0;
do {
if ((i != 0) != crypto_ct_ne_zero_u8(i)) {
fprintf(stderr, "FAIL: crypto_ct_ne_zero_u8(%d) = %d, "
"want %d\n", i, crypto_ct_ne_zero_u8(i), i != 0);
goto failure;
}
mask = (i != 0) ? 0xff : 0x00;
if (mask != crypto_ct_ne_zero_mask_u8(i)) {
fprintf(stderr, "FAIL: crypto_ct_ne_zero_mask_u8(%d) = %x, "
"want %x\n", i, crypto_ct_ne_zero_mask_u8(i), mask);
goto failure;
}
if ((i == 0) != crypto_ct_eq_zero_u8(i)) {
fprintf(stderr, "FAIL: crypto_ct_eq_zero_u8(%d) = %d, "
"want %d\n", i, crypto_ct_ne_zero_u8(i), i != 0);
goto failure;
}
mask = (i == 0) ? 0xff : 0x00;
if (mask != crypto_ct_eq_zero_mask_u8(i)) {
fprintf(stderr, "FAIL: crypto_ct_eq_zero_mask_u8(%d) = %x, "
"want %x\n", i, crypto_ct_ne_zero_mask_u8(i), mask);
goto failure;
}
j = 0;
do {
if ((i != j) != crypto_ct_ne_u8(i, j)) {
fprintf(stderr, "FAIL: crypto_ct_ne_u8(%d, %d) = %d, "
"want %d\n", i, j, crypto_ct_ne_u8(i, j), i != j);
goto failure;
}
mask = (i != j) ? 0xff : 0x00;
if (mask != crypto_ct_ne_mask_u8(i, j)) {
fprintf(stderr, "FAIL: crypto_ct_ne_mask_u8(%d, %d) = %x, "
"want %x\n", i, j, crypto_ct_ne_mask_u8(i, j), mask);
goto failure;
}
if ((i == j) != crypto_ct_eq_u8(i, j)) {
fprintf(stderr, "FAIL: crypto_ct_eq_u8(%d, %d) = %d, "
"want %d\n", i, j, crypto_ct_eq_u8(i, j), i != j);
goto failure;
}
mask = (i == j) ? 0xff : 0x00;
if (mask != crypto_ct_eq_mask_u8(i, j)) {
fprintf(stderr, "FAIL: crypto_ct_eq_mask_u8(%d, %d) = %x, "
"want %x\n", i, j, crypto_ct_eq_mask_u8(i, j), mask);
goto failure;
}
} while (++j != 0);
} while (++i != 0);
failed = 0;
failure:
return failed;
}
int
main(int argc, char **argv)
{
int failed = 0;
failed |= test_ct_u8();
return failed;
}
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