/* SPDX-License-Identifier: GPL-1.0+ WITH Linux-syscall-note */ /* 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 #include #include #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, XT_CONNTRACK_STATE_ALIAS = 1 << 13, }; 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*/