1 /* IPv6-specific defines for netfilter.
2 * (C)1998 Rusty Russell -- This code is GPL.
3 * (C)1999 David Jeffery
4 * this header was blatantly ripped from netfilter_ipv4.h
5 * it's amazing what adding a bunch of 6s can do =8^)
7 #ifndef __LINUX_IP6_NETFILTER_H
8 #define __LINUX_IP6_NETFILTER_H
11 #include <linux/netfilter.h>
13 /* only for userspace compatibility */
15 #include <limits.h> /* for INT_MIN, INT_MAX */
19 #define NFC_IP6_SRC 0x0001
20 /* Dest IP address. */
21 #define NFC_IP6_DST 0x0002
23 #define NFC_IP6_IF_IN 0x0004
25 #define NFC_IP6_IF_OUT 0x0008
27 #define NFC_IP6_TOS 0x0010
29 #define NFC_IP6_PROTO 0x0020
31 #define NFC_IP6_OPTIONS 0x0040
33 #define NFC_IP6_FRAG 0x0080
36 /* Per-protocol information: only matters if proto match. */
38 #define NFC_IP6_TCPFLAGS 0x0100
40 #define NFC_IP6_SRC_PT 0x0200
42 #define NFC_IP6_DST_PT 0x0400
43 /* Something else about the proto */
44 #define NFC_IP6_PROTO_UNKNOWN 0x2000
47 /* After promisc drops, checksum checks. */
48 #define NF_IP6_PRE_ROUTING 0
49 /* If the packet is destined for this box. */
50 #define NF_IP6_LOCAL_IN 1
51 /* If the packet is destined for another interface. */
52 #define NF_IP6_FORWARD 2
53 /* Packets coming from a local process. */
54 #define NF_IP6_LOCAL_OUT 3
55 /* Packets about to hit the wire. */
56 #define NF_IP6_POST_ROUTING 4
57 #define NF_IP6_NUMHOOKS 5
60 enum nf_ip6_hook_priorities {
61 NF_IP6_PRI_FIRST = INT_MIN,
62 NF_IP6_PRI_CONNTRACK_DEFRAG = -400,
63 NF_IP6_PRI_RAW = -300,
64 NF_IP6_PRI_SELINUX_FIRST = -225,
65 NF_IP6_PRI_CONNTRACK = -200,
66 NF_IP6_PRI_MANGLE = -150,
67 NF_IP6_PRI_NAT_DST = -100,
68 NF_IP6_PRI_FILTER = 0,
69 NF_IP6_PRI_SECURITY = 50,
70 NF_IP6_PRI_NAT_SRC = 100,
71 NF_IP6_PRI_SELINUX_LAST = 225,
72 NF_IP6_PRI_CONNTRACK_HELPER = 300,
73 NF_IP6_PRI_LAST = INT_MAX,
77 #endif /* __LINUX_IP6_NETFILTER_H */