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freebsd/usr.sbin/ypset/ypset.c
Bill Paul 7db881e162 More XDR routine cleanups. These three programs should be the only
ones that require this: the others call the yplib functions in libc.
1995-12-15 03:39:46 +00:00

159 lines
4.3 KiB
C

/*
* Copyright (c) 1992/3 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.
* 3. 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
static char rcsid[] = "ypset.c,v 1.3 1993/06/12 00:02:37 deraadt Exp";
#endif
#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.h>
struct dom_binding{};
#include <rpcsvc/ypclnt.h>
#include <arpa/inet.h>
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;
CLIENT *client;
int sock, port;
int r;
unsigned long server_addr;
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);
if( (hp = gethostbyname (server)) != NULL ) {
/* is this the most compatible way?? */
bcopy (hp->h_addr_list[0],
(u_long *)&ypsd.ypsetdom_binding.ypbind_binding_addr,
sizeof (unsigned long));
} else if( (long)(server_addr = inet_addr (server)) == -1) {
fprintf(stderr, "can't find address for %s\n", server);
exit(1);
} else
bcopy (&server_addr,
*(u_long *)&ypsd.ypsetdom_binding.ypbind_binding_addr,
sizeof (server_addr));
/* strncpy(ypsd.ypsetdom_domain, dom, sizeof ypsd.ypsetdom_domain); */
ypsd.ypsetdom_domain = dom;
*(u_long *)&ypsd.ypsetdom_binding.ypbind_binding_port = port;
ypsd.ypsetdom_vers = YPVERS;
tv.tv_sec = 15;
tv.tv_usec = 0;
sock = RPC_ANYSOCK;
client = clntudp_create(sin, YPBINDPROG, YPBINDVERS, tv, &sock);
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':
if( (sin.sin_addr.s_addr=inet_addr(optarg)) == -1) {
hent = gethostbyname(optarg);
if(hent==NULL) {
fprintf(stderr, "ypset: host %s unknown\n",
optarg);
exit(1);
}
bcopy(&hent->h_addr_list[0], &sin.sin_addr,
sizeof sin.sin_addr);
}
break;
default:
usage();
}
if(optind + 1 != argc )
usage();
if (bind_tohost(&sin, domainname, argv[optind]))
exit(1);
exit(0);
}