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Annotation of src/usr.bin/ssh/auth-skey.c, Revision 1.10

1.8       deraadt     1: /*
1.10    ! markus      2:  * Copyright (c) 2001 Markus Friedl. All rights reserved.
1.8       deraadt     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:
1.1       markus     25: #include "includes.h"
1.10    ! markus     26: RCSID("$OpenBSD: auth-chall.c,v 1.11 2000/10/11 20:27:23 markus Exp $");
1.1       markus     27:
                     28: #include "ssh.h"
1.10    ! markus     29: #include "auth.h"
1.4       markus     30:
1.10    ! markus     31: #ifdef SKEY
        !            32: char *
        !            33: get_challenge(Authctxt *authctxt, char *devs)
        !            34: {
        !            35:        static char challenge[1024];
        !            36:         struct skey skey;
        !            37:        if (skeychallenge(&skey, authctxt->user, challenge) == -1)
        !            38:                return NULL;
        !            39:        strlcat(challenge, "\nS/Key Password: ", sizeof challenge);
        !            40:        return challenge;
        !            41: }
1.6       markus     42: int
1.10    ! markus     43: verify_response(Authctxt *authctxt, char *response)
1.4       markus     44: {
1.10    ! markus     45:        return (authctxt->valid &&
        !            46:            skey_haskey(authctxt->pw->pw_name) == 0 &&
        !            47:            skey_passcheck(authctxt->pw->pw_name, response) != -1);
1.4       markus     48: }
1.10    ! markus     49: #else
        !            50: /* not available */
        !            51: char *
        !            52: get_challenge(Authctxt *authctxt, char *devs)
1.1       markus     53: {
1.10    ! markus     54:        return NULL;
1.1       markus     55: }
1.10    ! markus     56: int
        !            57: verify_response(Authctxt *authctxt, char *response)
1.1       markus     58: {
1.10    ! markus     59:        return 0;
1.1       markus     60: }
1.10    ! markus     61: #endif