* Copyright (c) 1989 Jan-Simon Pendry
* Copyright (c) 1989 Imperial College of Science, Technology & Medicine
* Copyright (c) 1989 The Regents of the University of California.
* This code is derived from software contributed to Berkeley by
* Jan-Simon Pendry at Imperial College, London.
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* 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 the University of
* California, Berkeley and its contributors.
* 4. Neither the name of the University 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 REGENTS 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 REGENTS 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
* @(#)info_nis.c 5.3 (Berkeley) 5/12/91
* $Id: info_nis.c,v 5.2.1.4 91/05/07 22:18:01 jsp Alpha $
#include <rpcsvc/yp_prot.h>
#include <rpcsvc/ypclnt.h>
* Figure out the nis domain name
static int determine_nis_domain(P_void
)
char default_domain
[YPMAXDOMAIN
];
if (getdomainname(default_domain
, sizeof(default_domain
)) < 0) {
plog(XLOG_ERROR
, "getdomainname: %m");
plog(XLOG_ERROR
, "NIS domain name is not set");
domain
= strdup(default_domain
);
struct nis_callback_data
{
static int callback(status
, key
, kl
, val
, vl
, data
)
struct nis_callback_data
*data
;
char *kp
= strnsave(key
, kl
);
char *vp
= strnsave(val
, vl
);
(*data
->ncd_fn
)(data
->ncd_m
, kp
, vp
);
* NOMORE means end of map - otherwise log error
if (status
!= YP_NOMORE
) {
int e
= ypprot_err(status
);
plog(XLOG_ERROR
, "yp enumeration of %s: %s, status=%d, e=%d",
data
->ncd_map
, yperr_string(e
), status
, e
);
plog(XLOG_ERROR
, "yp enumeration of %s: %s", data
->ncd_map
, yperr_string(e
));
int nis_reload
P((mnt_map
*m
, char *map
, void (*fn
)()));
int nis_reload(m
, map
, fn
)
struct ypall_callback cbinfo
;
struct nis_callback_data data
;
error
= determine_nis_domain();
cbinfo
.data
= (voidp
) &data
;
cbinfo
.foreach
= callback
;
error
= yp_all(domain
, map
, &cbinfo
);
plog(XLOG_ERROR
, "error grabbing nis map of %s: %s", map
, yperr_string(ypprot_err(error
)));
#endif /* HAS_NIS_RELOAD */
* Try to locate a key using NIS.
int nis_search
P((mnt_map
*m
, char *map
, char *key
, char **val
, time_t *tp
));
int nis_search(m
, map
, key
, val
, tp
)
* Make sure domain initialised
int error
= determine_nis_domain();
* Check if map has changed
if (yp_order(domain
, map
, &order
))
if ((time_t) order
> *tp
) {
res
= yp_match(domain
, map
, key
, strlen(key
), val
, &outlen
);
* Do something interesting with the return code
plog(XLOG_ERROR
, "%s: %s", map
, yperr_string(res
));
int nis_init
P((char *map
, time_t *tp
));
int error
= determine_nis_domain();
* To see if the map exists, try to find
if (yp_order(domain
, map
, &order
))
dlog("NIS master for %s@%s has order %d", map
, domain
, order
);
#endif /* HAS_NIS_MAPS */