usr/src/cmd/krb5/kadmin/kclient/kdyndns.c

   1 /*
   2  * CDDL HEADER START
   3  *
   4  * The contents of this file are subject to the terms of the
   5  * Common Development and Distribution License (the "License").
   6  * You may not use this file except in compliance with the License.
   7  *
   8  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
   9  * or http://www.opensolaris.org/os/licensing.
  10  * See the License for the specific language governing permissions
  11  * and limitations under the License.
  12  *
  13  * When distributing Covered Code, include this CDDL HEADER in each
  14  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
  15  * If applicable, add the following below this CDDL HEADER, with the
  16  * fields enclosed by brackets "[]" replaced with your own identifying
  17  * information: Portions Copyright [yyyy] [name of copyright owner]
  18  *
  19  * CDDL HEADER END
  20  */
  21
  22 /*
  23  * Copyright 2008 Sun Microsystems, Inc.  All rights reserved.
  24  * Use is subject to license terms.
  25  */
  26
  27 #pragma ident   "%Z%%M% %I%     %E% SMI"
  28
  29 #include <stdio.h>
  30 #include <locale.h>
  31 #include <netdb.h>
  32 #include <smbsrv/libsmbns.h>
  33
  34 char *whoami = NULL;
  35
  36 static void usage();
  37
  38 static
  39 void
  40 usage()
  41 {
  42         fprintf(stderr, gettext("Usage: %s -d fqdn\n"), whoami);
  43         fprintf(stderr,
  44             gettext("\t-d\tThe fully qualified domain of the client\n"));
  45         exit(1);
  46 }
  47
  48 int
  49 main(int argc, char **argv)
  50 {
  51         char c, fqdn[MAXHOSTNAMELEN];
  52         int ret = 0;
  53
  54         (void) setlocale(LC_ALL, "");
  55
  56 #if !defined(TEXT_DOMAIN)
  57 #define TEXT_DOMAIN "SYS_TEST"
  58 #endif /* TEXT_DOMAIN */
  59
  60         (void) textdomain(TEXT_DOMAIN);
  61
  62         whoami = argv[0];
  63
  64         while ((c = getopt(argc, argv, "d:")) != -1) {
  65                 switch (c) {
  66                 case 'd':
  67                         (void) strncpy(fqdn, optarg, sizeof (fqdn));
  68                         break;
  69                 default:
  70                         usage();
  71                         break;
  72                 }
  73         }
  74
  75         if (argc != optind)
  76                 usage();
  77
  78         /*
  79          * Update DNS RR for the client using DynDNS.  First it tries the
  80          * unauthed version then it tries the GSS version.
  81          */
  82         ret = dyndns_update(fqdn);
  83
  84         return (ret);
  85 }