diff options
Diffstat (limited to 'include/linux/netfilter/xt_ecn.h')
| -rw-r--r-- | include/linux/netfilter/xt_ecn.h | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/include/linux/netfilter/xt_ecn.h b/include/linux/netfilter/xt_ecn.h new file mode 100644 index 00000000..c21cc280 --- /dev/null +++ b/include/linux/netfilter/xt_ecn.h @@ -0,0 +1,33 @@ +/* iptables module for matching the ECN header in IPv4 and TCP header + * + * (C) 2002 Harald Welte <laforge@netfilter.org> + * + * This software is distributed under GNU GPL v2, 1991 +*/ +#ifndef _XT_ECN_H +#define _XT_ECN_H + +#include <linux/types.h> +#include <linux/netfilter/xt_dscp.h> + +#define XT_ECN_IP_MASK (~XT_DSCP_MASK) + +#define XT_ECN_OP_MATCH_IP 0x01 +#define XT_ECN_OP_MATCH_ECE 0x10 +#define XT_ECN_OP_MATCH_CWR 0x20 + +#define XT_ECN_OP_MATCH_MASK 0xce + +/* match info */ +struct xt_ecn_info { + __u8 operation; + __u8 invert; + __u8 ip_ect; + union { + struct { + __u8 ect; + } tcp; + } proto; +}; + +#endif /* _XT_ECN_H */ |