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/*
* Ouroboros - Copyright (C) 2016 - 2021
*
* Test of the CRC32 function
*
* Dimitri Staessens <dimitri@ouroboros.rocks>
* Sander Vrijders <sander@ouroboros.rocks>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., http://www.fsf.org/about/contact/.
*/
#include <ouroboros/crc32.h>
#include <stdlib.h>
#include <stdint.h>
#include <assert.h>
#include <string.h>
#include <stdio.h>
/*
* Test vectors calculated at
* https://www.lammertbies.nl/comm/info/crc-calculation.html
*/
int crc32_test(int argc,
char ** argv)
{
uint32_t crc = 0;
int i = 0;
(void) argc;
(void) argv;
crc32(&crc, "0", 1);
if (crc != 0xF4DBDF21)
return -1;
crc = 0;
crc32(&crc, "123456789", 9);
if (crc != 0xCBF43926)
return -1;
crc = 0;
crc32(&crc, "987654321", 9);
if (crc != 0x015F0201)
return -1;
crc32(&crc, "123456789", 9);
if (crc != 0x806B60E3)
return -1;
crc = 0;
crc32(&crc, &i , 1);
if (crc != 0xD202EF8D)
return -1;
return 0;
}
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