ypset.tproj/ypset.c

   1 /*
   2  * Copyright (c) 1999 Apple Computer, Inc. All rights reserved.
   3  *
   4  * @APPLE_LICENSE_HEADER_START@
   5  *
   6  * Copyright (c) 1999-2003 Apple Computer, Inc.  All Rights Reserved.
   7  *
   8  * This file contains Original Code and/or Modifications of Original Code
   9  * as defined in and that are subject to the Apple Public Source License
  10  * Version 2.0 (the 'License'). You may not use this file except in
  11  * compliance with the License. Please obtain a copy of the License at
  12  * http://www.opensource.apple.com/apsl/ and read it before using this
  13  * file.
  14  *
  15  * The Original Code and all software distributed under the License are
  16  * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
  17  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
  18  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
  19  * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
  20  * Please see the License for the specific language governing rights and
  21  * limitations under the License.
  22  *
  23  * @APPLE_LICENSE_HEADER_END@
  24  */
  25 /*
  26  * Copyright (c) 1992, 1993 Theo de Raadt <deraadt@fsa.ca>
  27  * All rights reserved.
  28  *
  29  * Redistribution and use in source and binary forms, with or without
  30  * modification, are permitted provided that the following conditions
  31  * are met:
  32  * 1. Redistributions of source code must retain the above copyright
  33  *    notice, this list of conditions and the following disclaimer.
  34  * 2. Redistributions in binary form must reproduce the above copyright
  35  *    notice, this list of conditions and the following disclaimer in the
  36  *    documentation and/or other materials provided with the distribution.
  37  * 3. All advertising materials mentioning features or use of this software
  38  *    must display the following acknowledgement:
  39  *      This product includes software developed by Theo de Raadt.
  40  * 4. The name of the author may not be used to endorse or promote
  41  *    products derived from this software without specific prior written
  42  *    permission.
  43  *
  44  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS
  45  * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
  46  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  47  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
  48  * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  49  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  50  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  51  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  52  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  53  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  54  * SUCH DAMAGE.
  55  */
  56
  57 #ifndef LINT
  58 static char rcsid[] = "ypset.c,v 1.3 1993/06/12 00:02:37 deraadt Exp";
  59 #endif
  60
  61 #include <sys/param.h>
  62 #include <sys/types.h>
  63 #include <sys/socket.h>
  64 #include <stdio.h>
  65 #include <stdlib.h>
  66 #include <string.h>
  67 #include <netdb.h>
  68 #include <rpc/rpc.h>
  69 #include <rpc/xdr.h>
  70 #include <rpcsvc/yp.h>
  71 //#include <rpcsvc/yp_prot.h>
  72 //#include <rpcsvc/ypclnt.h>
  73 #include <arpa/inet.h>
  74
  75 extern bool_t xdr_domainname();
  76
  77 void
  78 usage()
  79 {
  80         fprintf(stderr, "Usage:\n");
  81         fprintf(stderr, "\typset [-h host ] [-d domain] server\n");
  82         exit(1);
  83 }
  84
  85 int
  86 bind_tohost(sin, dom, server)
  87 struct sockaddr_in *sin;
  88 char *dom, *server;
  89 {
  90         ypbind_setdom ypsd;
  91         struct timeval tv;
  92         struct hostent *hp;
  93         CLIENT *client;
  94         int sock;
  95         u_short port;
  96         int r;
  97         unsigned long server_addr;
  98
  99         if( (port=htons(getrpcport(server, YPPROG, YPPROC_NULL, IPPROTO_UDP))) == 0) {
 100                 fprintf(stderr, "%s not running ypserv.\n", server);
 101                 exit(1);
 102         }
 103
 104         tv.tv_sec = 15;
 105         tv.tv_usec = 0;
 106         sock = RPC_ANYSOCK;
 107         client = clntudp_create(sin, YPBINDPROG, YPBINDVERS, tv, &sock);
 108         if (client==NULL) {
 109                 fprintf(stderr, "RPC error: can't create YPBIND client\n");
 110                 return YP_YPERR;
 111         }
 112         client->cl_auth = authunix_create_default();
 113
 114         bzero(&ypsd, sizeof(struct ypbind_setdom));
 115
 116
 117         if( (hp = gethostbyname (server)) != NULL ) {
 118                 /* is this the most compatible way?? */
 119                 bcopy(hp->h_addr_list[0], &ypsd.ypsetdom_binding.ypbind_binding_addr, 4);
 120         } else if( (long)(server_addr = inet_addr (server)) == -1) {
 121                 fprintf(stderr, "can't find address for %s\n", server);
 122                 exit(1);
 123         } else
 124                 bcopy (&server_addr, &ypsd.ypsetdom_binding.ypbind_binding_addr, 4);
 125
 126         ypsd.ypsetdom_domain = dom;
 127
 128         bcopy(&port, ypsd.ypsetdom_binding.ypbind_binding_port, 2);
 129         ypsd.ypsetdom_vers = YPVERS;
 130
 131         r = clnt_call(client, YPBINDPROC_SETDOM,
 132                 xdr_ypbind_setdom, &ypsd, xdr_void, NULL, tv);
 133         if (r != RPC_SUCCESS)
 134         {
 135                 fprintf(stderr, "Can't ypset for domain %s: %s \n",
 136                         dom, clnt_sperror(client, "setdomain"));
 137                 clnt_destroy(client);
 138                 return YP_YPERR;
 139         }
 140         clnt_destroy(client);
 141         return 0;
 142 }
 143
 144 int
 145 main(argc, argv)
 146 char **argv;
 147 {
 148         struct sockaddr_in sin;
 149         struct hostent *hent;
 150         extern char *optarg;
 151         extern int optind;
 152         char *domainname;
 153         int c;
 154
 155         yp_get_default_domain(&domainname);
 156
 157         bzero(&sin, sizeof sin);
 158         sin.sin_family = AF_INET;
 159         sin.sin_addr.s_addr = htonl(0x7f000001);
 160
 161         while( (c=getopt(argc, argv, "h:d:")) != -1)
 162                 switch(c) {
 163                 case 'd':
 164                         domainname = optarg;
 165                         break;
 166                 case 'h':
 167                         if( (sin.sin_addr.s_addr=inet_addr(optarg)) == -1) {
 168                                 hent = gethostbyname(optarg);
 169                                 if(hent==NULL) {
 170                                         fprintf(stderr, "ypset: host %s unknown\n",
 171                                                 optarg);
 172                                         exit(1);
 173                                 }
 174                                 bcopy(&hent->h_addr_list[0], &sin.sin_addr,
 175                                         sizeof sin.sin_addr);
 176                         }
 177                         break;
 178                 default:
 179                         usage();
 180                 }
 181
 182         if(optind + 1 != argc )
 183                 usage();
 184
 185         if (bind_tohost(&sin, domainname, argv[optind]))
 186                 exit(1);
 187         exit(0);
 188 }