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iwd/unit/test-hmac-sha256.c
2015-02-18 20:50:58 -06:00

95 lines
2.3 KiB
C

/*
*
* Wireless daemon for Linux
*
* Copyright (C) 2013-2014 Intel Corporation. All rights reserved.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*
*/
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include <stdio.h>
#include <string.h>
#include <assert.h>
#include <ell/ell.h>
#include "src/crypto.h"
struct hmac_data {
const char *key;
unsigned int key_len;
const char *data;
unsigned int data_len;
const char *hmac;
};
static void hmac_test(const void *data)
{
const struct hmac_data *test = data;
unsigned int hmac_len;
unsigned char output[512];
char hmac[128];
unsigned int i;
bool result;
hmac_len = strlen(test->hmac) / 2;
printf("HMAC = %s (%d octects)\n", test->hmac, hmac_len);
result = hmac_sha256(test->key, test->key_len,
test->data, test->data_len, output, hmac_len);
assert(result == true);
for (i = 0; i < hmac_len; i++)
sprintf(hmac + (i * 2), "%02x", output[i]);
printf("Result = %s\n", hmac);
assert(strcmp(test->hmac, hmac) == 0);
}
static const struct hmac_data test_case_1 = {
.key = "",
.key_len = 0,
.data = "",
.data_len = 0,
.hmac = "b613679a0814d9ec772f95d778c35fc5"
"ff1697c493715653c6c712144292c5ad",
};
static const struct hmac_data test_case_2 = {
.key = "key",
.key_len = 3,
.data = "The quick brown fox jumps over the lazy dog",
.data_len = 43,
.hmac = "f7bc83f430538424b13298e6aa6fb143"
"ef4d59a14946175997479dbc2d1a3cd8",
};
int main(int argc, char *argv[])
{
l_test_init(&argc, &argv);
l_test_add("/hmac-sha256/Test case 1", hmac_test, &test_case_1);
l_test_add("/hmac-sha256/Test case 2", hmac_test, &test_case_2);
return l_test_run();
}