1 /* iptables module for matching the IPv4 DSCP field 2 * 3 * (C) 2002 Harald Welte <laforge (at) 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
