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| Rev | Author | Line No. | Line |
|---|---|---|---|
| 423 | giacomo | 1 | /* Header file for kernel module to match connection tracking information. |
| 2 | * GPL (C) 2001 Marc Boucher (marc@mbsi.ca). |
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| 3 | */ |
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| 4 | |||
| 5 | #ifndef _IPT_CONNTRACK_H |
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| 6 | #define _IPT_CONNTRACK_H |
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| 7 | |||
| 8 | #define IPT_CONNTRACK_STATE_BIT(ctinfo) (1 << ((ctinfo)%IP_CT_IS_REPLY+1)) |
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| 9 | #define IPT_CONNTRACK_STATE_INVALID (1 << 0) |
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| 10 | |||
| 11 | #define IPT_CONNTRACK_STATE_SNAT (1 << (IP_CT_NUMBER + 1)) |
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| 12 | #define IPT_CONNTRACK_STATE_DNAT (1 << (IP_CT_NUMBER + 2)) |
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| 13 | |||
| 14 | /* flags, invflags: */ |
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| 15 | #define IPT_CONNTRACK_STATE 0x01 |
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| 16 | #define IPT_CONNTRACK_PROTO 0x02 |
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| 17 | #define IPT_CONNTRACK_ORIGSRC 0x04 |
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| 18 | #define IPT_CONNTRACK_ORIGDST 0x08 |
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| 19 | #define IPT_CONNTRACK_REPLSRC 0x10 |
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| 20 | #define IPT_CONNTRACK_REPLDST 0x20 |
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| 21 | #define IPT_CONNTRACK_STATUS 0x40 |
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| 22 | #define IPT_CONNTRACK_EXPIRES 0x80 |
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| 23 | |||
| 24 | struct ipt_conntrack_info |
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| 25 | { |
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| 26 | unsigned int statemask, statusmask; |
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| 27 | |||
| 28 | struct ip_conntrack_tuple tuple[IP_CT_DIR_MAX]; |
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| 29 | struct in_addr sipmsk[IP_CT_DIR_MAX], dipmsk[IP_CT_DIR_MAX]; |
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| 30 | |||
| 31 | unsigned long expires_min, expires_max; |
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| 32 | |||
| 33 | /* Flags word */ |
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| 34 | u_int8_t flags; |
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| 35 | /* Inverse flags */ |
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| 36 | u_int8_t invflags; |
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| 37 | }; |
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| 38 | #endif /*_IPT_CONNTRACK_H*/ |