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/* only for userspace compatibility */ 14/* IP Cache bits. */ 15/* Src IP address. */ 16#define NFC_IP6_SRC 0x0001 17/* Dest IP address. */ 18#define NFC_IP6_DST 0x0002 19/* Input device. */ 20#define NFC_IP6_IF_IN 0x0004 21/* Output device. */ 22#define NFC_IP6_IF_OUT 0x0008 23/* TOS. */ 24#define NFC_IP6_TOS 0x0010 25/* Protocol. */ 26#define NFC_IP6_PROTO 0x0020 27/* IP options. */ 28#define NFC_IP6_OPTIONS 0x0040 29/* Frag & flags. */ 30#define NFC_IP6_FRAG 0x0080 31 32 33/* Per-protocol information: only matters if proto match. */ 34/* TCP flags. */ 35#define NFC_IP6_TCPFLAGS 0x0100 36/* Source port. */ 37#define NFC_IP6_SRC_PT 0x0200 38/* Dest port. */ 39#define NFC_IP6_DST_PT 0x0400 40/* Something else about the proto */ 41#define NFC_IP6_PROTO_UNKNOWN 0x2000 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 57enum nf_ip6_hook_priorities { 58 NF_IP6_PRI_FIRST = INT_MIN, 59 NF_IP6_PRI_CONNTRACK_DEFRAG = -400, 60 NF_IP6_PRI_RAW = -300, 61 NF_IP6_PRI_SELINUX_FIRST = -225, 62 NF_IP6_PRI_CONNTRACK = -200, 63 NF_IP6_PRI_MANGLE = -150, 64 NF_IP6_PRI_NAT_DST = -100, 65 NF_IP6_PRI_FILTER = 0, 66 NF_IP6_PRI_SECURITY = 50, 67 NF_IP6_PRI_NAT_SRC = 100, 68 NF_IP6_PRI_SELINUX_LAST = 225, 69 NF_IP6_PRI_LAST = INT_MAX, 70}; 71 72 73#endif /*__LINUX_IP6_NETFILTER_H*/ 74