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iwd/unit/test-kdf-sha256.c
2019-10-25 00:43:08 +02:00

98 lines
2.3 KiB
C

/*
*
* Wireless daemon for Linux
*
* Copyright (C) 2013-2019 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 kdf_data {
const char *key;
unsigned int key_len;
const char *prefix;
unsigned int prefix_len;
const char *data;
unsigned int data_len;
const char *kdf;
};
static void kdf_test(const void *data)
{
const struct kdf_data *test = data;
unsigned int kdf_len;
unsigned char output[512];
char kdf[128];
unsigned int i;
bool result;
kdf_len = strlen(test->kdf) / 2;
printf("PRF = %s (%d octects)\n", test->kdf, kdf_len);
result = kdf_sha256(test->key, test->key_len, test->prefix,
test->prefix_len, test->data, test->data_len,
output, kdf_len);
assert(result == true);
for (i = 0; i < kdf_len; i++)
sprintf(kdf + (i * 2), "%02x", output[i]);
printf("Result = %s\n", kdf);
assert(strcmp(test->kdf, kdf) == 0);
}
static const struct kdf_data test_case_1 = {
.key = "abc",
.key_len = 3,
.prefix = "KDF test",
.prefix_len = 8,
.data = "data",
.data_len = 4,
.kdf = "9efd6eb02758cb73"
"70a86f8a305375d4"
"1f8f21c2e47447f5"
"84f7d2291143d4d4",
};
int main(int argc, char *argv[])
{
l_test_init(&argc, &argv);
if (!l_checksum_is_supported(L_CHECKSUM_SHA256, true)) {
printf("SHA256 support missing, skipping...\n");
goto done;
}
l_test_add("/kdf-sha256/Test case 1", kdf_test, &test_case_1);
done:
return l_test_run();
}