| /* Header file for kernel module to match connection tracking information. |
| * GPL (C) 2001 Marc Boucher (marc@mbsi.ca). |
| */ |
| |
| #ifndef _XT_CONNTRACK_H |
| #define _XT_CONNTRACK_H |
| |
| #include <linux/types.h> |
| #include <linux/netfilter.h> |
| #include <linux/netfilter/nf_conntrack_tuple_common.h> |
| |
| #define XT_CONNTRACK_STATE_BIT(ctinfo) (1 << ((ctinfo)%IP_CT_IS_REPLY+1)) |
| #define XT_CONNTRACK_STATE_INVALID (1 << 0) |
| |
| #define XT_CONNTRACK_STATE_SNAT (1 << (IP_CT_NUMBER + 1)) |
| #define XT_CONNTRACK_STATE_DNAT (1 << (IP_CT_NUMBER + 2)) |
| #define XT_CONNTRACK_STATE_UNTRACKED (1 << (IP_CT_NUMBER + 3)) |
| |
| /* flags, invflags: */ |
| enum { |
| XT_CONNTRACK_STATE = 1 << 0, |
| XT_CONNTRACK_PROTO = 1 << 1, |
| XT_CONNTRACK_ORIGSRC = 1 << 2, |
| XT_CONNTRACK_ORIGDST = 1 << 3, |
| XT_CONNTRACK_REPLSRC = 1 << 4, |
| XT_CONNTRACK_REPLDST = 1 << 5, |
| XT_CONNTRACK_STATUS = 1 << 6, |
| XT_CONNTRACK_EXPIRES = 1 << 7, |
| XT_CONNTRACK_ORIGSRC_PORT = 1 << 8, |
| XT_CONNTRACK_ORIGDST_PORT = 1 << 9, |
| XT_CONNTRACK_REPLSRC_PORT = 1 << 10, |
| XT_CONNTRACK_REPLDST_PORT = 1 << 11, |
| XT_CONNTRACK_DIRECTION = 1 << 12, |
| }; |
| |
| struct xt_conntrack_mtinfo1 { |
| union nf_inet_addr origsrc_addr, origsrc_mask; |
| union nf_inet_addr origdst_addr, origdst_mask; |
| union nf_inet_addr replsrc_addr, replsrc_mask; |
| union nf_inet_addr repldst_addr, repldst_mask; |
| __u32 expires_min, expires_max; |
| __u16 l4proto; |
| __be16 origsrc_port, origdst_port; |
| __be16 replsrc_port, repldst_port; |
| __u16 match_flags, invert_flags; |
| __u8 state_mask, status_mask; |
| }; |
| |
| struct xt_conntrack_mtinfo2 { |
| union nf_inet_addr origsrc_addr, origsrc_mask; |
| union nf_inet_addr origdst_addr, origdst_mask; |
| union nf_inet_addr replsrc_addr, replsrc_mask; |
| union nf_inet_addr repldst_addr, repldst_mask; |
| __u32 expires_min, expires_max; |
| __u16 l4proto; |
| __be16 origsrc_port, origdst_port; |
| __be16 replsrc_port, repldst_port; |
| __u16 match_flags, invert_flags; |
| __u16 state_mask, status_mask; |
| }; |
| |
| struct xt_conntrack_mtinfo3 { |
| union nf_inet_addr origsrc_addr, origsrc_mask; |
| union nf_inet_addr origdst_addr, origdst_mask; |
| union nf_inet_addr replsrc_addr, replsrc_mask; |
| union nf_inet_addr repldst_addr, repldst_mask; |
| __u32 expires_min, expires_max; |
| __u16 l4proto; |
| __u16 origsrc_port, origdst_port; |
| __u16 replsrc_port, repldst_port; |
| __u16 match_flags, invert_flags; |
| __u16 state_mask, status_mask; |
| __u16 origsrc_port_high, origdst_port_high; |
| __u16 replsrc_port_high, repldst_port_high; |
| }; |
| |
| #endif /*_XT_CONNTRACK_H*/ |