63 lines
2.0 KiB
C
63 lines
2.0 KiB
C
/*
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* Copyright (c) 2001 Markus Friedl. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include "includes.h"
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RCSID("$OpenBSD: auth-chall.c,v 1.4 2001/02/04 15:32:22 stevesk Exp $");
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#include "auth.h"
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#ifdef SKEY
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#include <skey.h>
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char *
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get_challenge(Authctxt *authctxt, char *devs)
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{
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static char challenge[1024];
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struct skey skey;
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if (skeychallenge(&skey, authctxt->user, challenge) == -1)
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return NULL;
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strlcat(challenge, "\nS/Key Password: ", sizeof challenge);
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return challenge;
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}
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int
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verify_response(Authctxt *authctxt, char *response)
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{
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return (authctxt->valid &&
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skey_haskey(authctxt->pw->pw_name) == 0 &&
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skey_passcheck(authctxt->pw->pw_name, response) != -1);
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}
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#else
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/* not available */
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char *
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get_challenge(Authctxt *authctxt, char *devs)
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{
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return NULL;
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}
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int
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verify_response(Authctxt *authctxt, char *response)
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{
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return 0;
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}
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#endif
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