rename set_interfaces to set_config, more stuff can be added here
[project/mdnsd.git] / main.c
1 /*
2  * Copyright (C) 2014 John Crispin <blogic@openwrt.org>
3  *
4  * This program is free software; you can redistribute it and/or modify
5  * it under the terms of the GNU Lesser General Public License version 2.1
6  * as published by the Free Software Foundation
7  *
8  * This program is distributed in the hope that it will be useful,
9  * but WITHOUT ANY WARRANTY; without even the implied warranty of
10  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
11  * GNU General Public License for more details.
12  */
13
14 #include <sys/stat.h>
15 #include <sys/types.h>
16
17 #include <time.h>
18 #include <stdio.h>
19 #include <fcntl.h>
20 #include <getopt.h>
21 #include <resolv.h>
22 #include <unistd.h>
23 #include <sys/types.h>
24 #include <arpa/inet.h>
25 #include <sys/socket.h>
26 #include <netinet/in.h>
27 #include <arpa/nameser.h>
28 #include <asm/byteorder.h>
29
30 #include <libubus.h>
31 #include <libubox/uloop.h>
32
33 #include "dns.h"
34 #include "ubus.h"
35 #include "util.h"
36 #include "cache.h"
37 #include "service.h"
38 #include "announce.h"
39 #include "interface.h"
40
41 static void
42 signal_shutdown(int signal)
43 {
44         uloop_end();
45 }
46
47 int
48 main(int argc, char **argv)
49 {
50         int ch, ttl;
51
52         uloop_init();
53
54         while ((ch = getopt(argc, argv, "t:i:d")) != -1) {
55                 switch (ch) {
56                 case 't':
57                         ttl = atoi(optarg);
58                         if (ttl > 0)
59                                 announce_ttl = ttl;
60                         else
61                                 fprintf(stderr, "invalid ttl\n");
62                         break;
63                 case 'd':
64                         debug++;
65                         break;
66                 case 'i':
67                         interface_add(optarg);
68                         break;
69                 }
70         }
71
72         signal(SIGPIPE, SIG_IGN);
73         signal(SIGTERM, signal_shutdown);
74         signal(SIGKILL, signal_shutdown);
75
76         if (cache_init())
77                 return -1;
78
79         service_init();
80
81         ubus_startup();
82         uloop_run();
83         uloop_done();
84
85         cache_cleanup();
86         service_cleanup();
87         vlist_flush(&interfaces);
88
89         return 0;
90 }