1 /* $OpenBSD: ypset.c,v 1.20 2015/01/16 06:40:23 deraadt Exp $ */
2 /* $NetBSD: ypset.c,v 1.8 1996/05/13 02:46:33 thorpej Exp $ */
5 * SPDX-License-Identifier: BSD-2-Clause-NetBSD
7 * Copyright (c) 1992, 1993 Theo de Raadt <deraadt@theos.com>
10 * Redistribution and use in source and binary forms, with or without
11 * modification, are permitted provided that the following conditions
13 * 1. Redistributions of source code must retain the above copyright
14 * notice, this list of conditions and the following disclaimer.
15 * 2. Redistributions in binary form must reproduce the above copyright
16 * notice, this list of conditions and the following disclaimer in the
17 * documentation and/or other materials provided with the distribution.
19 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS
20 * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
21 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
22 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
23 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
24 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
25 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
26 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
27 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
28 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
32 #include <sys/cdefs.h>
33 __FBSDID("$FreeBSD$");
35 #include <sys/param.h>
36 #include <sys/types.h>
37 #include <sys/socket.h>
48 #include <rpcsvc/yp.h>
49 #include <rpcsvc/ypclnt.h>
50 #include <arpa/inet.h>
55 fprintf(stderr, "usage: ypset [-d domain] [-h host] server\n");
60 bind_tohost(struct sockaddr_in *sin, char *dom, char *server)
62 struct ypbind_setdom ypsd;
69 port = getrpcport(server, YPPROG, YPPROC_NULL, IPPROTO_UDP);
71 errx(1, "%s not running ypserv", server);
74 memset(&ypsd, 0, sizeof ypsd);
76 if (inet_aton(server, &iaddr) == 0) {
77 hp = gethostbyname(server);
79 errx(1, "can't find address for %s", server);
80 memmove(&iaddr.s_addr, hp->h_addr, sizeof(iaddr.s_addr));
82 ypsd.ypsetdom_domain = dom;
83 bcopy(&iaddr.s_addr, &ypsd.ypsetdom_binding.ypbind_binding_addr,
84 sizeof(ypsd.ypsetdom_binding.ypbind_binding_addr));
85 bcopy(&port, &ypsd.ypsetdom_binding.ypbind_binding_port,
86 sizeof(ypsd.ypsetdom_binding.ypbind_binding_port));
87 ypsd.ypsetdom_vers = YPVERS;
92 client = clntudp_create(sin, YPBINDPROG, YPBINDVERS, tv, &sock);
94 warnx("can't yp_bind, reason: %s", yperr_string(YPERR_YPBIND));
95 return (YPERR_YPBIND);
97 client->cl_auth = authunix_create_default();
99 r = clnt_call(client, YPBINDPROC_SETDOM,
100 (xdrproc_t)xdr_ypbind_setdom, &ypsd,
101 (xdrproc_t)xdr_void, NULL, tv);
103 warnx("cannot ypset for domain %s on host %s: %s"
104 " - make sure ypbind was started with -ypset or -ypsetme", dom,
105 server, clnt_sperrno(r));
106 clnt_destroy(client);
107 return (YPERR_YPBIND);
109 clnt_destroy(client);
114 main(int argc, char *argv[])
116 struct sockaddr_in sin;
117 struct hostent *hent;
121 yp_get_default_domain(&domainname);
123 bzero(&sin, sizeof sin);
124 sin.sin_family = AF_INET;
125 sin.sin_addr.s_addr = htonl(INADDR_LOOPBACK);
127 while ((c = getopt(argc, argv, "h:d:")) != -1)
133 if (inet_aton(optarg, &sin.sin_addr) == 0) {
134 hent = gethostbyname(optarg);
136 errx(1, "host %s unknown\n", optarg);
137 bcopy(hent->h_addr, &sin.sin_addr,
138 sizeof(sin.sin_addr));
145 if (optind + 1 != argc)
148 if (bind_tohost(&sin, domainname, argv[optind]))