| 1 | /* |
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| 2 | * Copyright (c) 2000 Markus Friedl. All rights reserved. |
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| 3 | * |
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| 4 | * Redistribution and use in source and binary forms, with or without |
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| 5 | * modification, are permitted provided that the following conditions |
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| 6 | * are met: |
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| 7 | * 1. Redistributions of source code must retain the above copyright |
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| 8 | * notice, this list of conditions and the following disclaimer. |
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| 9 | * 2. Redistributions in binary form must reproduce the above copyright |
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| 10 | * notice, this list of conditions and the following disclaimer in the |
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| 11 | * documentation and/or other materials provided with the distribution. |
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| 12 | * |
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| 13 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
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| 14 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
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| 15 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
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| 16 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
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| 17 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
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| 18 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
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| 19 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
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| 20 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
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| 21 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
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| 22 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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| 23 | */ |
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| 24 | |
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| 25 | #include "includes.h" |
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| 26 | RCSID("$OpenBSD: auth2-kbdint.c,v 1.2 2002/05/31 11:35:15 markus Exp $"); |
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| 27 | |
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| 28 | #include "packet.h" |
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| 29 | #include "auth.h" |
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| 30 | #include "log.h" |
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| 31 | #include "servconf.h" |
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| 32 | #include "xmalloc.h" |
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| 33 | |
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| 34 | /* import */ |
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| 35 | extern ServerOptions options; |
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| 36 | |
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| 37 | static int |
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| 38 | userauth_kbdint(Authctxt *authctxt) |
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| 39 | { |
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| 40 | int authenticated = 0; |
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| 41 | char *lang, *devs; |
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| 42 | |
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| 43 | lang = packet_get_string(NULL); |
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| 44 | devs = packet_get_string(NULL); |
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| 45 | packet_check_eom(); |
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| 46 | |
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| 47 | debug("keyboard-interactive devs %s", devs); |
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| 48 | |
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| 49 | if (options.challenge_response_authentication) |
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| 50 | authenticated = auth2_challenge(authctxt, devs); |
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| 51 | |
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| 52 | #ifdef USE_PAM |
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| 53 | if (authenticated == 0 && options.pam_authentication_via_kbd_int) |
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| 54 | authenticated = auth2_pam(authctxt); |
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| 55 | #endif |
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| 56 | xfree(devs); |
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| 57 | xfree(lang); |
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| 58 | #ifdef HAVE_CYGWIN |
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| 59 | if (check_nt_auth(0, authctxt->pw) == 0) |
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| 60 | return(0); |
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| 61 | #endif |
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| 62 | return authenticated; |
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| 63 | } |
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| 64 | |
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| 65 | Authmethod method_kbdint = { |
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| 66 | "keyboard-interactive", |
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| 67 | userauth_kbdint, |
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| 68 | &options.kbd_interactive_authentication |
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| 69 | }; |
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