1 /* $OpenBSD: auth2-kbdint.c,v 1.5 2006/08/03 03:34:41 deraadt Exp $ */ 2 /* 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 <sys/types.h> 27 28 #include "xmalloc.h" 29 #include "packet.h" 30 #include "key.h" 31 #include "hostfile.h" 32 #include "auth.h" 33 #include "log.h" 34 #include "buffer.h" 35 #include "servconf.h" 36 37 /* import */ 38 extern ServerOptions options; 39 40 static int 41 userauth_kbdint(Authctxt *authctxt) 42 { 43 int authenticated = 0; 44 char *lang, *devs; 45 46 lang = packet_get_string(NULL); 47 devs = packet_get_string(NULL); 48 packet_check_eom(); 49 50 debug("keyboard-interactive devs %s", devs); 51 52 if (options.challenge_response_authentication) 53 authenticated = auth2_challenge(authctxt, devs); 54 55 xfree(devs); 56 xfree(lang); 57 return authenticated; 58 } 59 60 Authmethod method_kbdint = { 61 "keyboard-interactive", 62 userauth_kbdint, 63 &options.kbd_interactive_authentication 64 }; 65