1 /* x_tables module for matching the IPv4/IPv6 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 * xt_dscp.h,v 1.3 2002/08/05 19:00:21 laforge Exp
9 */
10 #ifndef _XT_DSCP_H
11 #define _XT_DSCP_H
12
13 #define XT_DSCP_MASK 0xfc /* 11111100 */
14 #define XT_DSCP_SHIFT 2
15 #define XT_DSCP_MAX 0x3f /* 00111111 */
16
17 /* match info */
18 struct xt_dscp_info {
19 u_int8_t dscp;
20 u_int8_t invert;
21 };
22
23 struct xt_tos_match_info {
24 u_int8_t tos_mask;
25 u_int8_t tos_value;
26 u_int8_t invert;
27 };
28
29 #endif /* _XT_DSCP_H */
30
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