git.meshlink.io Git - catta/blob - avahi-compat-howl/samples/query.c

   1 /*
   2  * Copyright 2003, 2004, 2004 Porchdog Software. All rights reserved.
   3  *
   4  *      Redistribution and use in source and binary forms, with or without modification,
   5  *      are permitted provided that the following conditions are met:
   6  *
   7  *              1. Redistributions of source code must retain the above copyright notice,
   8  *                 this list of conditions and the following disclaimer.
   9  *              2. Redistributions in binary form must reproduce the above copyright notice,
  10  *                 this list of conditions and the following disclaimer in the documentation
  11  *                 and/or other materials provided with the distribution.
  12  *
  13  *      THIS SOFTWARE IS PROVIDED BY PORCHDOG SOFTWARE ``AS IS'' AND ANY
  14  *      EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
  15  *      WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
  16  *      IN NO EVENT SHALL THE HOWL PROJECT OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
  17  *      INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
  18  *      BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  19  *      DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
  20  *      OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
  21  *      OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
  22  *      OF THE POSSIBILITY OF SUCH DAMAGE.
  23  *
  24  *      The views and conclusions contained in the software and documentation are those
  25  *      of the authors and should not be interpreted as representing official policies,
  26  *      either expressed or implied, of Porchdog Software.
  27  */
  28
  29 #include <howl.h>
  30 #include <salt/debug.h>
  31 #include <stdio.h>
  32
  33
  34 static sw_result HOWL_API
  35 query_record_reply(
  36                                 sw_discovery                                                            session,
  37                                 sw_discovery_oid                                                        oid,
  38                                 sw_discovery_query_record_status                status,
  39                                 sw_uint32                                                                       interface_index,
  40                                 sw_const_string                                                 fullname,
  41                                 sw_uint16                                                                       rrtype,
  42                                 sw_uint16                                                                       rrclass,
  43                                 sw_uint16                                                                       rrdatalen,
  44                                 sw_const_octets                                                 rrdata,
  45                                 sw_uint32                                                                       ttl,
  46                                 sw_opaque                                                                       extra)
  47 {
  48         sw_ipv4_address address;
  49
  50         fprintf(stderr, "interface index = 0x%x, fullname is %s\n", interface_index, fullname);
  51
  52         if ((rrtype == 1) && (rrclass == 1))
  53         {
  54                 sw_ipv4_address address;
  55                 sw_char                         name[16];
  56
  57                 sw_ipv4_address_init_from_saddr(&address, *(sw_saddr*) rrdata);
  58
  59                 fprintf(stderr, "address is %s\n", sw_ipv4_address_name(address, name, sizeof(name)));
  60         }
  61
  62         return SW_OKAY;
  63 }
  64
  65
  66
  67 #if defined(WIN32)
  68 int __cdecl
  69 #else
  70 int
  71 #endif
  72 main(
  73         int             argc,
  74         char    **      argv)
  75 {
  76         sw_discovery            discovery;
  77         sw_discovery_oid        oid;
  78         sw_result                       err;
  79
  80         err = sw_discovery_init(&discovery);
  81         sw_check_okay(err, exit);
  82
  83         if (argc != 4)
  84         {
  85                 fprintf(stderr, "usage: mDNSBrowse <name> <rrtype> <rrclass>\n");
  86                 return -1;
  87         }
  88
  89         err = sw_discovery_query_record(discovery, 0, 0, argv[1], atoi(argv[2]), atoi(argv[3]), query_record_reply, NULL, &oid);
  90         sw_check_okay(err, exit);
  91
  92         err = sw_discovery_run(discovery);
  93         sw_check_okay(err, exit);
  94
  95 exit:
  96
  97         return err;
  98 }