/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ /* IPv6-specific defines for netfilter. * (C)1998 Rusty Russell -- This code is GPL. * (C)1999 David Jeffery * this header was blatantly ripped from netfilter_ipv4.h * it's amazing what adding a bunch of 6s can do =8^) */ #ifndef __LINUX_IP6_NETFILTER_H #define __LINUX_IP6_NETFILTER_H #include <linux/netfilter.h> /* only for userspace compatibility */ #include <limits.h> /* for INT_MIN, INT_MAX */ /* IP6 Hooks */ /* After promisc drops, checksum checks. */ #define NF_IP6_PRE_ROUTING 0 /* If the packet is destined for this box. */ #define NF_IP6_LOCAL_IN 1 /* If the packet is destined for another interface. */ #define NF_IP6_FORWARD 2 /* Packets coming from a local process. */ #define NF_IP6_LOCAL_OUT 3 /* Packets about to hit the wire. */ #define NF_IP6_POST_ROUTING 4 #define NF_IP6_NUMHOOKS 5 enum nf_ip6_hook_priorities { NF_IP6_PRI_FIRST = INT_MIN, NF_IP6_PRI_RAW_BEFORE_DEFRAG = -450, NF_IP6_PRI_CONNTRACK_DEFRAG = -400, NF_IP6_PRI_RAW = -300, NF_IP6_PRI_SELINUX_FIRST = -225, NF_IP6_PRI_CONNTRACK = -200, NF_IP6_PRI_MANGLE = -150, NF_IP6_PRI_NAT_DST = -100, NF_IP6_PRI_FILTER = 0, NF_IP6_PRI_SECURITY = 50, NF_IP6_PRI_NAT_SRC = 100, NF_IP6_PRI_SELINUX_LAST = 225, NF_IP6_PRI_CONNTRACK_HELPER = 300, NF_IP6_PRI_LAST = INT_MAX, }; #endif /* __LINUX_IP6_NETFILTER_H */