NetBSD/usr.sbin/ypset/ypset.c

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/* $NetBSD: ypset.c,v 1.8 1996/05/13 02:46:33 thorpej Exp $ */
/*
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* Copyright (c) 1992, 1993 Theo de Raadt <deraadt@fsa.ca>
* 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.
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* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by Theo de Raadt.
* 4. The name of the author may not be used to endorse or promote
* products derived from this software without specific prior written
* permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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.
*/
#ifndef LINT
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static char rcsid[] = "$NetBSD: ypset.c,v 1.8 1996/05/13 02:46:33 thorpej Exp $";
#endif
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#include <sys/param.h>
#include <sys/types.h>
#include <sys/socket.h>
#include <stdio.h>
#include <netdb.h>
#include <rpc/rpc.h>
#include <rpc/xdr.h>
#include <rpcsvc/yp_prot.h>
#include <rpcsvc/ypclnt.h>
#include <arpa/inet.h>
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extern bool_t xdr_domainname();
usage()
{
fprintf(stderr, "Usage:\n");
fprintf(stderr, "\typset [-h host ] [-d domain] server\n");
exit(1);
}
bind_tohost(sin, dom, server)
struct sockaddr_in *sin;
char *dom, *server;
{
struct ypbind_setdom ypsd;
struct timeval tv;
struct hostent *hp;
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CLIENT *client;
int sock, port;
int r;
if( (port=htons(getrpcport(server, YPPROG, YPPROC_NULL, IPPROTO_UDP))) == 0) {
fprintf(stderr, "%s not running ypserv.\n", server);
exit(1);
}
bzero(&ypsd, sizeof ypsd);
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if (inet_aton(server, &ypsd.ypsetdom_addr) == 0) {
hp = gethostbyname(server);
if (hp == NULL) {
fprintf(stderr, "ypset: can't find address for %s\n", server);
exit(1);
}
bcopy(hp->h_addr, &ypsd.ypsetdom_addr, sizeof(ypsd.ypsetdom_addr));
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}
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strncpy(ypsd.ypsetdom_domain, dom, sizeof ypsd.ypsetdom_domain);
ypsd.ypsetdom_port = port;
ypsd.ypsetdom_vers = YPVERS;
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tv.tv_sec = 15;
tv.tv_usec = 0;
sock = RPC_ANYSOCK;
client = clntudp_create(sin, YPBINDPROG, YPBINDVERS, tv, &sock);
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if (client==NULL) {
fprintf(stderr, "can't yp_bind: Reason: %s\n",
yperr_string(YPERR_YPBIND));
return YPERR_YPBIND;
}
client->cl_auth = authunix_create_default();
r = clnt_call(client, YPBINDPROC_SETDOM,
xdr_ypbind_setdom, &ypsd, xdr_void, NULL, tv);
if(r) {
fprintf(stderr, "Sorry, cannot ypset for domain %s on host.\n", dom);
clnt_destroy(client);
return YPERR_YPBIND;
}
clnt_destroy(client);
return 0;
}
int
main(argc, argv)
char **argv;
{
struct sockaddr_in sin;
struct hostent *hent;
extern char *optarg;
extern int optind;
char *domainname;
int c;
yp_get_default_domain(&domainname);
bzero(&sin, sizeof sin);
sin.sin_family = AF_INET;
sin.sin_addr.s_addr = htonl(0x7f000001);
while( (c=getopt(argc, argv, "h:d:")) != -1)
switch(c) {
case 'd':
domainname = optarg;
break;
case 'h':
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if (inet_aton(optarg, &sin.sin_addr) == 0) {
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hent = gethostbyname(optarg);
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if (hent == NULL) {
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fprintf(stderr, "ypset: host %s unknown\n",
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optarg);
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exit(1);
}
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bcopy(&hent->h_addr, &sin.sin_addr,
sizeof(sin.sin_addr));
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}
break;
default:
usage();
}
if(optind + 1 != argc )
usage();
if (bind_tohost(&sin, domainname, argv[optind]))
exit(1);
exit(0);
}