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| Rev | Author | Line No. | Line |
|---|---|---|---|
| 423 | giacomo | 1 | /* iptables module for matching the ECN header in IPv4 and TCP header |
| 2 | * |
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| 3 | * (C) 2002 Harald Welte <laforge@gnumonks.org> |
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| 4 | * |
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| 5 | * This software is distributed under GNU GPL v2, 1991 |
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| 6 | * |
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| 7 | * ipt_ecn.h,v 1.4 2002/08/05 19:39:00 laforge Exp |
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| 8 | */ |
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| 9 | #ifndef _IPT_ECN_H |
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| 10 | #define _IPT_ECN_H |
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| 11 | #include <linux/netfilter_ipv4/ipt_dscp.h> |
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| 12 | |||
| 13 | #define IPT_ECN_IP_MASK (~IPT_DSCP_MASK) |
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| 14 | |||
| 15 | #define IPT_ECN_OP_MATCH_IP 0x01 |
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| 16 | #define IPT_ECN_OP_MATCH_ECE 0x10 |
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| 17 | #define IPT_ECN_OP_MATCH_CWR 0x20 |
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| 18 | |||
| 19 | #define IPT_ECN_OP_MATCH_MASK 0xce |
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| 20 | |||
| 21 | /* match info */ |
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| 22 | struct ipt_ecn_info { |
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| 23 | u_int8_t operation; |
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| 24 | u_int8_t invert; |
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| 25 | u_int8_t ip_ect; |
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| 26 | union { |
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| 27 | struct { |
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| 28 | u_int8_t ect; |
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| 29 | } tcp; |
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| 30 | } proto; |
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| 31 | }; |
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| 32 | |||
| 33 | #endif /* _IPT_ECN_H */ |