chap.c revision 8d520ff1dc2da35cdca849e982051b86468016d8 
1/*
2 * CHAP-MD5 (RFC 1994)
3 * Copyright (c) 2007-2009, Jouni Malinen <j@w1.fi>
4 *
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License version 2 as
7 * published by the Free Software Foundation.
8 *
9 * Alternatively, this software may be distributed under the terms of BSD
10 * license.
11 *
12 * See README and COPYING for more details.
13 */
14
15#include "includes.h"
16
17#include "common.h"
18#include "crypto/crypto.h"
19#include "chap.h"
20
21int chap_md5(u8 id, const u8 *secret, size_t secret_len, const u8 *challenge,
22	      size_t challenge_len, u8 *response)
23{
24	const u8 *addr[3];
25	size_t len[3];
26
27	addr[0] = &id;
28	len[0] = 1;
29	addr[1] = secret;
30	len[1] = secret_len;
31	addr[2] = challenge;
32	len[2] = challenge_len;
33	return md5_vector(3, addr, len, response);
34}
35