lib/krb5/test_get_addrs.c

   1 /*
   2  * Copyright (c) 2000 - 2002 Kungliga Tekniska Högskolan
   3  * (Royal Institute of Technology, Stockholm, Sweden).
   4  * All rights reserved.
   5  *
   6  * Redistribution and use in source and binary forms, with or without
   7  * modification, are permitted provided that the following conditions
   8  * are met:
   9  *
  10  * 1. Redistributions of source code must retain the above copyright
  11  *    notice, this list of conditions and the following disclaimer.
  12  *
  13  * 2. Redistributions in binary form must reproduce the above copyright
  14  *    notice, this list of conditions and the following disclaimer in the
  15  *    documentation and/or other materials provided with the distribution.
  16  *
  17  * 3. Neither the name of KTH nor the names of its contributors may be
  18  *    used to endorse or promote products derived from this software without
  19  *    specific prior written permission.
  20  *
  21  * THIS SOFTWARE IS PROVIDED BY KTH AND ITS CONTRIBUTORS ``AS IS'' AND ANY
  22  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  23  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  24  * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL KTH OR ITS CONTRIBUTORS BE
  25  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
  26  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
  27  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
  28  * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
  29  * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
  30  * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
  31  * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */
  32
  33 #include "krb5_locl.h"
  34 #include <err.h>
  35 #include <getarg.h>
  36
  37 /* print all addresses that we find */
  38
  39 static void
  40 print_addresses (krb5_context context, const krb5_addresses *addrs)
  41 {
  42     int i;
  43     char buf[256];
  44     size_t len;
  45
  46     for (i = 0; i < addrs->len; ++i) {
  47         krb5_print_address (&addrs->val[i], buf, sizeof(buf), &len);
  48         printf ("%s\n", buf);
  49     }
  50 }
  51
  52 static int version_flag = 0;
  53 static int help_flag    = 0;
  54
  55 static struct getargs args[] = {
  56     {"version", 0,      arg_flag,       &version_flag,
  57      "print version", NULL },
  58     {"help",    0,      arg_flag,       &help_flag,
  59      NULL, NULL }
  60 };
  61
  62 static void
  63 usage (int ret)
  64 {
  65     arg_printusage (args,
  66                     sizeof(args)/sizeof(*args),
  67                     NULL,
  68                     "");
  69     exit (ret);
  70 }
  71
  72 int
  73 main(int argc, char **argv)
  74 {
  75     krb5_context context;
  76     krb5_error_code ret;
  77     krb5_addresses addrs;
  78     int optidx = 0;
  79
  80     setprogname (argv[0]);
  81
  82     if(getarg(args, sizeof(args) / sizeof(args[0]), argc, argv, &optidx))
  83         usage(1);
  84
  85     if (help_flag)
  86         usage (0);
  87
  88     if(version_flag){
  89         print_version(NULL);
  90         exit(0);
  91     }
  92
  93     ret = krb5_init_context(&context);
  94     if (ret)
  95         errx (1, "krb5_init_context failed: %d", ret);
  96
  97     ret = krb5_get_all_client_addrs (context, &addrs);
  98     if (ret)
  99         krb5_err (context, 1, ret, "krb5_get_all_client_addrs");
 100     printf ("client addresses\n");
 101     print_addresses (context, &addrs);
 102     krb5_free_addresses (context, &addrs);
 103
 104     ret = krb5_get_all_server_addrs (context, &addrs);
 105     if (ret)
 106         krb5_err (context, 1, ret, "krb5_get_all_server_addrs");
 107     printf ("server addresses\n");
 108     print_addresses (context, &addrs);
 109     krb5_free_addresses (context, &addrs);
 110     return 0;
 111 }