ypset.tproj/ypset.c

   1 /*
   2  * Copyright (c) 1999 Apple Computer, Inc. All rights reserved.
   3  *
   4  * @APPLE_LICENSE_HEADER_START@
   5  *
   6  * This file contains Original Code and/or Modifications of Original Code
   7  * as defined in and that are subject to the Apple Public Source License
   8  * Version 2.0 (the 'License'). You may not use this file except in
   9  * compliance with the License. Please obtain a copy of the License at
  10  * http://www.opensource.apple.com/apsl/ and read it before using this
  11  * file.
  12  *
  13  * The Original Code and all software distributed under the License are
  14  * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
  15  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
  16  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
  17  * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
  18  * Please see the License for the specific language governing rights and
  19  * limitations under the License.
  20  *
  21  * @APPLE_LICENSE_HEADER_END@
  22  */
  23 /*
  24  * Copyright (c) 1992, 1993 Theo de Raadt <deraadt@fsa.ca>
  25  * All rights reserved.
  26  *
  27  * Redistribution and use in source and binary forms, with or without
  28  * modification, are permitted provided that the following conditions
  29  * are met:
  30  * 1. Redistributions of source code must retain the above copyright
  31  *    notice, this list of conditions and the following disclaimer.
  32  * 2. Redistributions in binary form must reproduce the above copyright
  33  *    notice, this list of conditions and the following disclaimer in the
  34  *    documentation and/or other materials provided with the distribution.
  35  * 3. All advertising materials mentioning features or use of this software
  36  *    must display the following acknowledgement:
  37  *      This product includes software developed by Theo de Raadt.
  38  * 4. The name of the author may not be used to endorse or promote
  39  *    products derived from this software without specific prior written
  40  *    permission.
  41  *
  42  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS
  43  * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
  44  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  45  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
  46  * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  47  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  48  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  49  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  50  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  51  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  52  * SUCH DAMAGE.
  53  */
  54
  55 #ifndef LINT
  56 static char rcsid[] = "ypset.c,v 1.3 1993/06/12 00:02:37 deraadt Exp";
  57 #endif
  58
  59 #include <sys/param.h>
  60 #include <sys/types.h>
  61 #include <sys/socket.h>
  62 #include <stdio.h>
  63 #include <stdlib.h>
  64 #include <string.h>
  65 #include <netdb.h>
  66 #include <rpc/rpc.h>
  67 #include <rpc/xdr.h>
  68 #include <rpcsvc/yp.h>
  69 //#include <rpcsvc/yp_prot.h>
  70 //#include <rpcsvc/ypclnt.h>
  71 #include <arpa/inet.h>
  72
  73 extern bool_t xdr_domainname();
  74
  75 void
  76 usage()
  77 {
  78         fprintf(stderr, "Usage:\n");
  79         fprintf(stderr, "\typset [-h host ] [-d domain] server\n");
  80         exit(1);
  81 }
  82
  83 int
  84 bind_tohost(sin, dom, server)
  85 struct sockaddr_in *sin;
  86 char *dom, *server;
  87 {
  88         ypbind_setdom ypsd;
  89         struct timeval tv;
  90         struct hostent *hp;
  91         CLIENT *client;
  92         int sock;
  93         u_short port;
  94         int r;
  95         unsigned long server_addr;
  96
  97         if( (port=htons(getrpcport(server, YPPROG, YPPROC_NULL, IPPROTO_UDP))) == 0) {
  98                 fprintf(stderr, "%s not running ypserv.\n", server);
  99                 exit(1);
 100         }
 101
 102         tv.tv_sec = 15;
 103         tv.tv_usec = 0;
 104         sock = RPC_ANYSOCK;
 105         client = clntudp_create(sin, YPBINDPROG, YPBINDVERS, tv, &sock);
 106         if (client==NULL) {
 107                 fprintf(stderr, "RPC error: can't create YPBIND client\n");
 108                 return YP_YPERR;
 109         }
 110         client->cl_auth = authunix_create_default();
 111
 112         bzero(&ypsd, sizeof(struct ypbind_setdom));
 113
 114
 115         if( (hp = gethostbyname (server)) != NULL ) {
 116                 /* is this the most compatible way?? */
 117                 bcopy(hp->h_addr_list[0], &ypsd.ypsetdom_binding.ypbind_binding_addr, 4);
 118         } else if( (long)(server_addr = inet_addr (server)) == -1) {
 119                 fprintf(stderr, "can't find address for %s\n", server);
 120                 exit(1);
 121         } else
 122                 bcopy (&server_addr, &ypsd.ypsetdom_binding.ypbind_binding_addr, 4);
 123
 124         ypsd.ypsetdom_domain = dom;
 125
 126         bcopy(&port, ypsd.ypsetdom_binding.ypbind_binding_port, 2);
 127         ypsd.ypsetdom_vers = YPVERS;
 128
 129         r = clnt_call(client, YPBINDPROC_SETDOM,
 130                 xdr_ypbind_setdom, &ypsd, xdr_void, NULL, tv);
 131         if (r != RPC_SUCCESS)
 132         {
 133                 fprintf(stderr, "Can't ypset for domain %s: %s \n",
 134                         dom, clnt_sperror(client, "setdomain"));
 135                 clnt_destroy(client);
 136                 return YP_YPERR;
 137         }
 138         clnt_destroy(client);
 139         return 0;
 140 }
 141
 142 int
 143 main(argc, argv)
 144 char **argv;
 145 {
 146         struct sockaddr_in sin;
 147         struct hostent *hent;
 148         extern char *optarg;
 149         extern int optind;
 150         char *domainname;
 151         int c;
 152
 153         yp_get_default_domain(&domainname);
 154
 155         bzero(&sin, sizeof sin);
 156         sin.sin_family = AF_INET;
 157         sin.sin_addr.s_addr = htonl(0x7f000001);
 158
 159         while( (c=getopt(argc, argv, "h:d:")) != -1)
 160                 switch(c) {
 161                 case 'd':
 162                         domainname = optarg;
 163                         break;
 164                 case 'h':
 165                         if( (sin.sin_addr.s_addr=inet_addr(optarg)) == -1) {
 166                                 hent = gethostbyname(optarg);
 167                                 if(hent==NULL) {
 168                                         fprintf(stderr, "ypset: host %s unknown\n",
 169                                                 optarg);
 170                                         exit(1);
 171                                 }
 172                                 bcopy(&hent->h_addr_list[0], &sin.sin_addr,
 173                                         sizeof sin.sin_addr);
 174                         }
 175                         break;
 176                 default:
 177                         usage();
 178                 }
 179
 180         if(optind + 1 != argc )
 181                 usage();
 182
 183         if (bind_tohost(&sin, domainname, argv[optind]))
 184                 exit(1);
 185         exit(0);
 186 }