summaryrefslogtreecommitdiffstats
path: root/include/linux/netfilter/xt_dscp.h
blob: 15f8932ad5ce64ea4adceaa6dd764dda9c233bf6 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
/* x_tables module for matching the IPv4/IPv6 DSCP field
 *
 * (C) 2002 Harald Welte <laforge@gnumonks.org>
 * This software is distributed under GNU GPL v2, 1991
 *
 * See RFC2474 for a description of the DSCP field within the IP Header.
 *
 * xt_dscp.h,v 1.3 2002/08/05 19:00:21 laforge Exp
*/
#ifndef _XT_DSCP_H
#define _XT_DSCP_H

#include <linux/types.h>

#define XT_DSCP_MASK	0xfc	/* 11111100 */
#define XT_DSCP_SHIFT	2
#define XT_DSCP_MAX	0x3f	/* 00111111 */

/* match info */
struct xt_dscp_info {
	__u8 dscp;
	__u8 invert;
};

struct xt_tos_match_info {
	__u8 tos_mask;
	__u8 tos_value;
	__u8 invert;
};

#endif /* _XT_DSCP_H */