1 /* 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" 26 RCSID("$OpenBSD: auth2-kbdint.c,v 1.2 2002/05/31 11:35:15 markus Exp $"); 27 RCSID("$FreeBSD$"); 28 29 #include "packet.h" 30 #include "auth.h" 31 #include "log.h" 32 #include "servconf.h" 33 #include "xmalloc.h" 34 35 /* import */ 36 extern ServerOptions options; 37 38 static int 39 userauth_kbdint(Authctxt *authctxt) 40 { 41 int authenticated = 0; 42 char *lang, *devs; 43 44 lang = packet_get_string(NULL); 45 devs = packet_get_string(NULL); 46 packet_check_eom(); 47 48 debug("keyboard-interactive devs %s", devs); 49 50 if (options.challenge_response_authentication) 51 authenticated = auth2_challenge(authctxt, devs); 52 53 xfree(devs); 54 xfree(lang); 55 #ifdef HAVE_CYGWIN 56 if (check_nt_auth(0, authctxt->pw) == 0) 57 authenticated = 0; 58 #endif 59 return authenticated; 60 } 61 62 Authmethod method_kbdint = { 63 "keyboard-interactive", 64 userauth_kbdint, 65 &options.kbd_interactive_authentication 66 }; 67