2 * SPDX-License-Identifier: BSD-4-Clause
5 * Bill Paul <wpaul@ctr.columbia.edu>. All rights reserved.
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
10 * 1. Redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in the
14 * documentation and/or other materials provided with the distribution.
15 * 3. All advertising materials mentioning features or use of this software
16 * must display the following acknowledgement:
17 * This product includes software developed by Bill Paul.
18 * 4. Neither the name of the author nor the names of any co-contributors
19 * may be used to endorse or promote products derived from this software
20 * without specific prior written permission.
22 * THIS SOFTWARE IS PROVIDED BY Bill Paul AND CONTRIBUTORS ``AS IS'' AND
23 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
24 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
25 * ARE DISCLAIMED. IN NO EVENT SHALL Bill Paul OR CONTRIBUTORS BE LIABLE
26 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
27 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
28 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
29 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
30 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
31 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
35 #include <sys/cdefs.h>
36 #include <sys/fcntl.h>
46 #include <rpcsvc/ypclnt.h>
47 #include <rpcsvc/ypupdate_prot.h>
48 #include "ypxfr_extern.h"
49 #include "ypupdated_extern.h"
52 yp_domake(char *map, char *domain)
56 switch ((pid = fork())) {
58 execlp(MAP_UPDATE_PATH, MAP_UPDATE, map, domain, (char *)NULL);
59 yp_error("couldn't exec map update process: %s",
64 yp_error("fork() failed: %s", strerror(errno));
76 ypmap_update(char *netname, char *map, unsigned int op, unsigned int keylen,
77 char *keyval, unsigned int datlen, char *datval)
80 DBT key = { NULL, 0 }, data = { NULL, 0 };
81 char *yp_last = "YP_LAST_MODIFIED";
86 if ((domptr = strchr(netname, '@')) == NULL)
91 dbp = yp_open_db_rw(domptr, map, O_RDWR);
101 case YPOP_DELETE: /* delete this entry */
102 rval = yp_del_record(dbp, &key);
106 case YPOP_INSERT: /* add, do not change */
107 rval = yp_put_record(dbp, &key, &data, 0);
111 case YPOP_STORE: /* add, or change */
112 rval = yp_put_record(dbp, &key, &data, 1);
116 case YPOP_CHANGE: /* change, do not add */
117 if (yp_get_record(domptr, map, &key, &data, 0) != YP_TRUE) {
121 rval = yp_put_record(dbp, &key, &data, 1);
126 yp_error("unknown update command: (%d)", op);
130 (void)(dbp->close)(dbp);
134 snprintf(yplastbuf, sizeof(yplastbuf), "%jd", (intmax_t)time(NULL));
136 key.size = strlen(yp_last);
137 data.data = (char *)&yplastbuf;
138 data.size = strlen(yplastbuf);
139 if (yp_put_record(dbp, &key, &data, 1) != YP_TRUE) {
140 yp_error("failed to update timestamp in %s/%s", domptr, map);
141 (void)(dbp->close)(dbp);
145 (void)(dbp->close)(dbp);
146 return(yp_domake(map, domptr));