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1 /***
2   This file is part of avahi.
3 
4   avahi is free software; you can redistribute it and/or modify it
5   under the terms of the GNU Lesser General Public License as
6   published by the Free Software Foundation; either version 2.1 of the
7   License, or (at your option) any later version.
8 
9   avahi is distributed in the hope that it will be useful, but WITHOUT
10   ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
11   or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General
12   Public License for more details.
13 
14   You should have received a copy of the GNU Lesser General Public
15   License along with avahi; if not, write to the Free Software
16   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
17   USA.
18 ***/
19 
20 #ifdef HAVE_CONFIG_H
21 #include <config.h>
22 #endif
23 
24 #include <assert.h>
25 #include <stdio.h>
26 
27 #include <avahi-common/gccmacro.h>
28 #include "howl.h"
29 
30 #define ASSERT_SW_OKAY(t) { sw_result _r; _r = (t); assert(_r == SW_OKAY); }
31 #define ASSERT_NOT_NULL(t) { const void* _r; r = (t); assert(_r); }
32 
reply(AVAHI_GCC_UNUSED sw_discovery discovery,AVAHI_GCC_UNUSED sw_discovery_oid oid,sw_discovery_browse_status status,AVAHI_GCC_UNUSED sw_uint32 interface_index,AVAHI_GCC_UNUSED sw_const_string name,AVAHI_GCC_UNUSED sw_const_string type,sw_const_string domain,AVAHI_GCC_UNUSED sw_opaque extra)33 static sw_result reply(
34     AVAHI_GCC_UNUSED sw_discovery discovery,
35     AVAHI_GCC_UNUSED sw_discovery_oid oid,
36     sw_discovery_browse_status status,
37     AVAHI_GCC_UNUSED sw_uint32 interface_index,
38     AVAHI_GCC_UNUSED sw_const_string name,
39     AVAHI_GCC_UNUSED sw_const_string type,
40     sw_const_string domain,
41     AVAHI_GCC_UNUSED sw_opaque extra) {
42 
43     switch (status) {
44         case SW_DISCOVERY_BROWSE_ADD_DOMAIN:
45             fprintf(stderr, "new domain %s\n", domain);
46             break;
47 
48         case SW_DISCOVERY_BROWSE_REMOVE_DOMAIN:
49             fprintf(stderr, "removed domain %s\n", domain);
50             break;
51 
52         case SW_DISCOVERY_BROWSE_INVALID:
53             fprintf(stderr, "some kind of failure happened: %s\n", domain);
54             break;
55 
56         default:
57             abort();
58     }
59 
60     return SW_OKAY;
61 }
62 
main(AVAHI_GCC_UNUSED int argc,AVAHI_GCC_UNUSED char * argv[])63 int main(AVAHI_GCC_UNUSED int argc, AVAHI_GCC_UNUSED char *argv[]) {
64     sw_discovery discovery;
65     sw_discovery_oid oid;
66 
67     ASSERT_SW_OKAY(sw_discovery_init(&discovery));
68 
69     ASSERT_SW_OKAY(sw_discovery_browse_domains(discovery, 0, reply, NULL, &oid));
70 
71     ASSERT_SW_OKAY(sw_discovery_run(discovery));
72 
73     return 0;
74 }
75