blob: 8eb18f2e36bf7651d400b1a6386511ec9ac5e215 [file] [log] [blame]
Ben Lindstrom855bf3a2002-06-06 20:27:55 +00001/*
2 * Copyright (c) 2000 Markus Friedl. All rights reserved.
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
6 * are met:
7 * 1. Redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer.
9 * 2. Redistributions in binary form must reproduce the above copyright
10 * notice, this list of conditions and the following disclaimer in the
11 * documentation and/or other materials provided with the distribution.
12 *
13 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
14 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
15 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
16 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
17 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
18 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
19 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
20 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
21 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
22 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
23 */
24
25#include "includes.h"
Damien Millerd5580922003-05-14 13:40:06 +100026RCSID("$OpenBSD: auth2-passwd.c,v 1.3 2003/04/08 20:21:28 itojun Exp $");
Ben Lindstrom855bf3a2002-06-06 20:27:55 +000027
28#include "xmalloc.h"
29#include "packet.h"
30#include "log.h"
31#include "auth.h"
32#include "monitor_wrap.h"
33#include "servconf.h"
34
35/* import */
36extern ServerOptions options;
37
38static int
39userauth_passwd(Authctxt *authctxt)
40{
41 char *password;
42 int authenticated = 0;
43 int change;
44 u_int len;
45 change = packet_get_char();
46 if (change)
Damien Miller996acd22003-04-09 20:59:48 +100047 logit("password change not supported");
Ben Lindstrom855bf3a2002-06-06 20:27:55 +000048 password = packet_get_string(&len);
49 packet_check_eom();
Damien Millereab4bae2003-04-29 23:22:40 +100050 if (PRIVSEP(auth_password(authctxt, password)) == 1 && authctxt->valid
Ben Lindstrom855bf3a2002-06-06 20:27:55 +000051#ifdef HAVE_CYGWIN
Damien Millereab4bae2003-04-29 23:22:40 +100052 && check_nt_auth(1, authctxt->pw)
Ben Lindstrom855bf3a2002-06-06 20:27:55 +000053#endif
Damien Millereab4bae2003-04-29 23:22:40 +100054 )
Ben Lindstrom855bf3a2002-06-06 20:27:55 +000055 authenticated = 1;
56 memset(password, 0, len);
57 xfree(password);
58 return authenticated;
59}
60
61Authmethod method_passwd = {
62 "password",
63 userauth_passwd,
64 &options.password_authentication
65};