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Damien Millerd7834352006-08-05 12:39:39 +10001/* $OpenBSD: auth2-kbdint.c,v 1.5 2006/08/03 03:34:41 deraadt Exp $ */
Ben Lindstrom855bf3a2002-06-06 20:27:55 +00002/*
3 * Copyright (c) 2000 Markus Friedl. All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
13 *
14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
15 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
16 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
17 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
18 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
19 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
20 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
21 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
23 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
24 */
25
26#include "includes.h"
Ben Lindstrom855bf3a2002-06-06 20:27:55 +000027
Damien Millerd7834352006-08-05 12:39:39 +100028#include <sys/types.h>
29
Damien Millerded319c2006-09-01 15:38:36 +100030#include <stdarg.h>
31
Damien Millerd7834352006-08-05 12:39:39 +100032#include "xmalloc.h"
Ben Lindstrom855bf3a2002-06-06 20:27:55 +000033#include "packet.h"
Damien Millerd7834352006-08-05 12:39:39 +100034#include "key.h"
35#include "hostfile.h"
Ben Lindstrom855bf3a2002-06-06 20:27:55 +000036#include "auth.h"
37#include "log.h"
Damien Millerd7834352006-08-05 12:39:39 +100038#include "buffer.h"
Ben Lindstrom855bf3a2002-06-06 20:27:55 +000039#include "servconf.h"
Ben Lindstrom855bf3a2002-06-06 20:27:55 +000040
41/* import */
42extern ServerOptions options;
43
44static int
45userauth_kbdint(Authctxt *authctxt)
46{
47 int authenticated = 0;
48 char *lang, *devs;
49
50 lang = packet_get_string(NULL);
51 devs = packet_get_string(NULL);
52 packet_check_eom();
53
54 debug("keyboard-interactive devs %s", devs);
55
56 if (options.challenge_response_authentication)
57 authenticated = auth2_challenge(authctxt, devs);
58
Ben Lindstrom855bf3a2002-06-06 20:27:55 +000059 xfree(devs);
60 xfree(lang);
61#ifdef HAVE_CYGWIN
62 if (check_nt_auth(0, authctxt->pw) == 0)
Damien Miller47656792004-09-11 22:42:09 +100063 authenticated = 0;
Ben Lindstrom855bf3a2002-06-06 20:27:55 +000064#endif
65 return authenticated;
66}
67
68Authmethod method_kbdint = {
69 "keyboard-interactive",
70 userauth_kbdint,
71 &options.kbd_interactive_authentication
72};