freebsd-dev/crypto/kerberosIV/appl/bsd/osfc2.c
1999-09-19 14:19:32 +00:00

85 lines
3.1 KiB
C

/*
* Copyright (c) 1998 Kungliga Tekniska Högskolan
* (Royal Institute of Technology, Stockholm, Sweden).
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by Kungliga Tekniska
* Högskolan and its contributors.
*
* 4. Neither the name of the Institute nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
#include "bsd_locl.h"
RCSID("$Id: osfc2.c,v 1.1 1998/09/28 11:47:36 joda Exp $");
int
do_osfc2_magic(uid_t uid)
{
#ifdef HAVE_OSFC2
struct es_passwd *epw;
char *argv[2];
/* fake */
argv[0] = (char*)__progname;
argv[1] = NULL;
set_auth_parameters(1, argv);
epw = getespwuid(uid);
if(epw == NULL) {
syslog(LOG_AUTHPRIV|LOG_NOTICE,
"getespwuid failed for %d", uid);
printf("Sorry.\n");
return 1;
}
/* We don't check for auto-retired, foo-retired,
bar-retired, or any other kind of retired accounts
here; neither do we check for time-locked accounts, or
any other kind of serious C2 mumbo-jumbo. We do,
however, call setluid, since failing to do so it not
very good (take my word for it). */
if(!epw->uflg->fg_uid) {
syslog(LOG_AUTHPRIV|LOG_NOTICE,
"attempted login by %s (has no uid)", epw->ufld->fd_name);
printf("Sorry.\n");
return 1;
}
setluid(epw->ufld->fd_uid);
if(getluid() != epw->ufld->fd_uid) {
syslog(LOG_AUTHPRIV|LOG_NOTICE,
"failed to set LUID for %s (%d)",
epw->ufld->fd_name, epw->ufld->fd_uid);
printf("Sorry.\n");
return 1;
}
#endif /* HAVE_OSFC2 */
return 0;
}