libxt_socket.c revision 03d99486d8283552705b58dc55b6085dffc38792 
1/*
2 * Shared library add-on to iptables to add early socket matching support.
3 *
4 * Copyright (C) 2007 BalaBit IT Ltd.
5 */
6#include <stdio.h>
7#include <getopt.h>
8#include <xtables.h>
9
10static void socket_mt_help(void)
11{
12	printf("socket v%s has no options\n\n", XTABLES_VERSION);
13}
14
15static int socket_mt_parse(int c, char **argv, int invert, unsigned int *flags,
16			const void *entry, struct xt_entry_match **match)
17{
18	return 0;
19}
20
21static void socket_mt_check(unsigned int flags)
22{
23}
24
25static struct xtables_match socket_mt_reg = {
26	.name	       = "socket",
27	.version       = XTABLES_VERSION,
28	.family	       = NFPROTO_IPV4,
29	.size	       = XT_ALIGN(0),
30	.userspacesize = XT_ALIGN(0),
31	.parse	       = socket_mt_parse,
32	.final_check   = socket_mt_check,
33	.help	       = socket_mt_help,
34};
35
36void _init(void)
37{
38	xtables_register_match(&socket_mt_reg);
39}
40