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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. Test vectors from RFC 4231. */
#include <config.h>
#include "hmac.h"
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
static void
hmac_check (const void *key, size_t key_len,
const void *data, size_t data_len, const char *digest)
{
char out[32];
if (hmac_sha256 (key, key_len, data, data_len, out) != 0)
{
printf ("call failure\n");
exit (1);
}
if (memcmp (digest, out, 32) != 0)
{
size_t i;
printf ("hash 1 mismatch. expected:\n");
for (i = 0; i < 32; i++)
printf ("%02x ", digest[i] & 0xFF);
printf ("\ncomputed:\n");
for (i = 0; i < 32; i++)
printf ("%02x ", out[i] & 0xFF);
printf ("\n");
exit (1);
}
}
int
main (int argc, char *argv[])
{
{
char key[20];
size_t key_len = sizeof key;
memset (key, '\x0b', sizeof key);
char *data = "Hi There";
size_t data_len = 8;
char *digest =
"\xb0\x34\x4c\x61\xd8\xdb\x38\x53\x5c\xa8\xaf\xce\xaf\x0b\xf1\x2b"
"\x88\x1d\xc2\x00\xc9\x83\x3d\xa7\x26\xe9\x37\x6c\x2e\x32\xcf\xf7";
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 =
"\x5b\xdc\xc1\x46\xbf\x60\x75\x4e\x6a\x04\x24\x26\x08\x95\x75\xc7"
"\x5a\x00\x3f\x08\x9d\x27\x39\x83\x9d\xec\x58\xb9\x64\xec\x38\x43";
hmac_check (key, key_len, data, data_len, digest);
}
{
char key[20];
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 =
"\x77\x3e\xa9\x1e\x36\x80\x0e\x46\x85\x4d\xb8\xeb\xd0\x91\x81\xa7"
"\x29\x59\x09\x8b\x3e\xf8\xc1\x22\xd9\x63\x55\x14\xce\xd5\x65\xfe";
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 =
"\x72\x7b\x82\xfb\xa2\x64\x39\x3c\x5d\x67\xfd\x6d\x6a\xd7\x83\xe9"
"\x01\x9a\x1f\xa6\xa8\x57\xfc\xcb\x70\xf5\x85\x2f\x04\xbe\x5d\x5d";
hmac_check (key, key_len, data, data_len, digest);
}
return 0;
}
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