propagate sockaddr and port form the receive function to the parser
[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
29 #include <libubus.h>
30 #include <libubox/uloop.h>
31
32 #include "dns.h"
33 #include "ubus.h"
34 #include "util.h"
35 #include "cache.h"
36 #include "service.h"
37 #include "announce.h"
38 #include "interface.h"
39
40 int cfg_proto = 0;
41
42 static void
43 signal_shutdown(int signal)
44 {
45 uloop_end();
46 }
47
48 int
49 main(int argc, char **argv)
50 {
51 int ch, ttl;
52
53 uloop_init();
54
55 while ((ch = getopt(argc, argv, "t:i:d46")) != -1) {
56 switch (ch) {
57 case 't':
58 ttl = atoi(optarg);
59 if (ttl > 0)
60 announce_ttl = ttl;
61 else
62 fprintf(stderr, "invalid ttl\n");
63 break;
64 case 'd':
65 debug++;
66 break;
67 case 'i':
68 interface_add(optarg);
69 break;
70 case '4':
71 cfg_proto = 4;
72 break;
73 case '6':
74 cfg_proto = 6;
75 break;
76 default:
77 return -1;
78 }
79 }
80
81 signal(SIGPIPE, SIG_IGN);
82 signal(SIGTERM, signal_shutdown);
83 signal(SIGKILL, signal_shutdown);
84
85 if (cache_init())
86 return -1;
87
88 ubus_startup();
89
90 service_init(0);
91
92 uloop_run();
93 uloop_done();
94
95 interface_shutdown();
96 cache_cleanup();
97 service_cleanup();
98 vlist_flush(&interfaces);
99
100 return 0;
101 }