1#ifndef _IPT_MPORT_H
2#define _IPT_MPORT_H
3#include <linux/netfilter_ipv4/ip_tables.h>
4
5#define IPT_MPORT_SOURCE (1<<0)
6#define IPT_MPORT_DESTINATION (1<<1)
7#define IPT_MPORT_EITHER (IPT_MPORT_SOURCE|IPT_MPORT_DESTINATION)
8
9#define IPT_MULTI_PORTS	15
10
11/* Must fit inside union ipt_matchinfo: 32 bytes */
12/* every entry in ports[] except for the last one has one bit in pflags
13 * associated with it. If this bit is set, the port is the first port of
14 * a portrange, with the next entry being the last.
15 * End of list is marked with pflags bit set and port=65535.
16 * If 14 ports are used (last one does not have a pflag), the last port
17 * is repeated to fill the last entry in ports[] */
18struct ipt_mport
19{
20	u_int8_t flags:2;			/* Type of comparison */
21	u_int16_t pflags:14;			/* Port flags */
22	u_int16_t ports[IPT_MULTI_PORTS];	/* Ports */
23};
24#endif /*_IPT_MPORT_H*/
25