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1 | #ifndef __LINUX_IP6_NETFILTER_H |
2 | #define __LINUX_IP6_NETFILTER_H | |
3 | ||
4 | /* IPv6-specific defines for netfilter. | |
5 | * (C)1998 Rusty Russell -- This code is GPL. | |
6 | * (C)1999 David Jeffery | |
7 | * this header was blatantly ripped from netfilter_ipv4.h | |
8 | * it's amazing what adding a bunch of 6s can do =8^) | |
9 | */ | |
10 | ||
11 | #include <linux/netfilter.h> | |
12 | ||
13 | /* IP Cache bits. */ | |
14 | /* Src IP address. */ | |
15 | #define NFC_IP6_SRC 0x0001 | |
16 | /* Dest IP address. */ | |
17 | #define NFC_IP6_DST 0x0002 | |
18 | /* Input device. */ | |
19 | #define NFC_IP6_IF_IN 0x0004 | |
20 | /* Output device. */ | |
21 | #define NFC_IP6_IF_OUT 0x0008 | |
22 | /* TOS. */ | |
23 | #define NFC_IP6_TOS 0x0010 | |
24 | /* Protocol. */ | |
25 | #define NFC_IP6_PROTO 0x0020 | |
26 | /* IP options. */ | |
27 | #define NFC_IP6_OPTIONS 0x0040 | |
28 | /* Frag & flags. */ | |
29 | #define NFC_IP6_FRAG 0x0080 | |
30 | ||
31 | ||
32 | /* Per-protocol information: only matters if proto match. */ | |
33 | /* TCP flags. */ | |
34 | #define NFC_IP6_TCPFLAGS 0x0100 | |
35 | /* Source port. */ | |
36 | #define NFC_IP6_SRC_PT 0x0200 | |
37 | /* Dest port. */ | |
38 | #define NFC_IP6_DST_PT 0x0400 | |
39 | /* Something else about the proto */ | |
40 | #define NFC_IP6_PROTO_UNKNOWN 0x2000 | |
41 | ||
42 | ||
43 | /* IP6 Hooks */ | |
44 | /* After promisc drops, checksum checks. */ | |
45 | #define NF_IP6_PRE_ROUTING 0 | |
46 | /* If the packet is destined for this box. */ | |
47 | #define NF_IP6_LOCAL_IN 1 | |
48 | /* If the packet is destined for another interface. */ | |
49 | #define NF_IP6_FORWARD 2 | |
50 | /* Packets coming from a local process. */ | |
51 | #define NF_IP6_LOCAL_OUT 3 | |
52 | /* Packets about to hit the wire. */ | |
53 | #define NF_IP6_POST_ROUTING 4 | |
54 | #define NF_IP6_NUMHOOKS 5 | |
55 | ||
56 | ||
57 | enum nf_ip6_hook_priorities { | |
58 | NF_IP6_PRI_FIRST = INT_MIN, | |
59 | NF_IP6_PRI_SELINUX_FIRST = -225, | |
60 | NF_IP6_PRI_CONNTRACK = -200, | |
61 | NF_IP6_PRI_BRIDGE_SABOTAGE_FORWARD = -175, | |
62 | NF_IP6_PRI_MANGLE = -150, | |
63 | NF_IP6_PRI_NAT_DST = -100, | |
64 | NF_IP6_PRI_BRIDGE_SABOTAGE_LOCAL_OUT = -50, | |
65 | NF_IP6_PRI_FILTER = 0, | |
66 | NF_IP6_PRI_NAT_SRC = 100, | |
67 | NF_IP6_PRI_SELINUX_LAST = 225, | |
68 | NF_IP6_PRI_LAST = INT_MAX, | |
69 | }; | |
70 | ||
71 | #endif /*__LINUX_IP6_NETFILTER_H*/ |