ipt_ecn.h
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- /* iptables module for matching the ECN header in IPv4 and TCP header
- *
- * (C) 2002 Harald Welte <laforge@gnumonks.org>
- *
- * This software is distributed under GNU GPL v2, 1991
- *
- * ipt_ecn.h,v 1.4 2002/08/05 19:39:00 laforge Exp
- */
- #ifndef _IPT_ECN_H
- #define _IPT_ECN_H
- #include <linux/netfilter_ipv4/ipt_dscp.h>
- #define IPT_ECN_IP_MASK (~IPT_DSCP_MASK)
- #define IPT_ECN_OP_MATCH_IP 0x01
- #define IPT_ECN_OP_MATCH_ECE 0x10
- #define IPT_ECN_OP_MATCH_CWR 0x20
- #define IPT_ECN_OP_MATCH_MASK 0xce
- /* match info */
- struct ipt_ecn_info {
- u_int8_t operation;
- u_int8_t invert;
- u_int8_t ip_ect;
- union {
- struct {
- u_int8_t ect;
- } tcp;
- } proto;
- };
- #endif /* _IPT_ECN_H */