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/*
* Copyright (C) 2005, 2010-2023 Free Software Foundation, Inc.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* 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, see <https://www.gnu.org/licenses/>. */
/* Written by Simon Josefsson. */
#include <config.h>
#include "hmac.h"
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
/* Test vectors from RFC 2104. */
static void
hmac_check (const void *key, size_t key_len,
const void *data, size_t data_len, const char *digest)
{
char out[16];
if (hmac_md5 (key, key_len, data, data_len, out) != 0)
{
printf ("call failure\n");
exit (1);
}
if (memcmp (digest, out, 16) != 0)
{
size_t i;
printf ("hash 1 mismatch. expected:\n");
for (i = 0; i < 16; i++)
printf ("%02x ", digest[i] & 0xFF);
printf ("\ncomputed:\n");
for (i = 0; i < 16; i++)
printf ("%02x ", out[i] & 0xFF);
printf ("\n");
exit (1);
}
}
int
main (int argc, char *argv[])
{
{
char key[16];
size_t key_len = sizeof key;
memset (key, '\x0b', sizeof key);
char *data = "Hi There";
size_t data_len = 8;
char *digest =
"\x92\x94\x72\x7a\x36\x38\xbb\x1c\x13\xf4\x8e\xf8\x15\x8b\xfc\x9d";
hmac_check (key, key_len, data, data_len, digest);
}
{
char *key = "Jefe";
size_t key_len = 4;
char *data = "what do ya want for nothing?";
size_t data_len = 28;
char *digest =
"\x75\x0c\x78\x3e\x6a\xb0\xb5\x03\xea\xa8\x6e\x31\x0a\x5d\xb7\x38";
hmac_check (key, key_len, data, data_len, digest);
}
{
char key[16];
size_t key_len = sizeof key;
memset (key, '\xAA', sizeof key);
char data[50];
size_t data_len = sizeof data;
memset (data, '\xDD', sizeof data);
char *digest =
"\x56\xbe\x34\x52\x1d\x14\x4c\x88\xdb\xb8\xc7\x33\xf0\xe8\xb3\xf6";
hmac_check (key, key_len, data, data_len, digest);
}
{
char key[65];
size_t key_len = sizeof key;
memset (key, '\x0b', sizeof key);
char *data = "Hi There";
size_t data_len = 8;
char *digest =
"\xd6\x07\x5b\xee\x4d\x91\x80\xd8\xd1\xa2\x99\x29\x5e\x7c\xc9\xcb";
hmac_check (key, key_len, data, data_len, digest);
}
return 0;
}
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