1 /* iptables module for matching the IPv4 DSCP field
2  *
3  * (C) 2002 Harald Welte <laforge@gnumonks.org>
4  * This software is distributed under GNU GPL v2, 1991
5  *
6  * See RFC2474 for a description of the DSCP field within the IP Header.
7  *
8  * ipt_dscp.h,v 1.3 2002/08/05 19:00:21 laforge Exp
9 */
10 #ifndef _IPT_DSCP_H
11 #define _IPT_DSCP_H
12 
13 #define IPT_DSCP_MASK	0xfc	/* 11111100 */
14 #define IPT_DSCP_SHIFT	2
15 #define IPT_DSCP_MAX	0x3f	/* 00111111 */
16 
17 /* match info */
18 struct ipt_dscp_info {
19 	u_int8_t dscp;
20 	u_int8_t invert;
21 };
22 
23 #endif /* _IPT_DSCP_H */
24