1#ifndef __LINUX_DECNET_NETFILTER_H 2#define __LINUX_DECNET_NETFILTER_H 3 4/* DECnet-specific defines for netfilter. 5 * This file (C) Steve Whitehouse 1999 derived from the 6 * ipv4 netfilter header file which is 7 * (C)1998 Rusty Russell -- This code is GPL. 8 */ 9 10#include <linux/netfilter.h> 11 12/* IP Cache bits. */ 13/* Src IP address. */ 14#define NFC_DN_SRC 0x0001 15/* Dest IP address. */ 16#define NFC_DN_DST 0x0002 17/* Input device. */ 18#define NFC_DN_IF_IN 0x0004 19/* Output device. */ 20#define NFC_DN_IF_OUT 0x0008 21 22/* DECnet Hooks */ 23/* After promisc drops, checksum checks. */ 24#define NF_DN_PRE_ROUTING 0 25/* If the packet is destined for this box. */ 26#define NF_DN_LOCAL_IN 1 27/* If the packet is destined for another interface. */ 28#define NF_DN_FORWARD 2 29/* Packets coming from a local process. */ 30#define NF_DN_LOCAL_OUT 3 31/* Packets about to hit the wire. */ 32#define NF_DN_POST_ROUTING 4 33/* Input Hello Packets */ 34#define NF_DN_HELLO 5 35/* Input Routing Packets */ 36#define NF_DN_ROUTE 6 37#define NF_DN_NUMHOOKS 7 38 39enum nf_dn_hook_priorities { 40 NF_DN_PRI_FIRST = INT_MIN, 41 NF_DN_PRI_CONNTRACK = -200, 42 NF_DN_PRI_MANGLE = -150, 43 NF_DN_PRI_NAT_DST = -100, 44 NF_DN_PRI_FILTER = 0, 45 NF_DN_PRI_NAT_SRC = 100, 46 NF_DN_PRI_DNRTMSG = 200, 47 NF_DN_PRI_LAST = INT_MAX, 48}; 49 50struct nf_dn_rtmsg { 51 int nfdn_ifindex; 52}; 53 54#define NFDN_RTMSG(r) ((unsigned char *)(r) + NLMSG_ALIGN(sizeof(struct nf_dn_rtmsg))) 55 56#define DNRMG_L1_GROUP 0x01 57#define DNRMG_L2_GROUP 0x02 58 59#endif /*__LINUX_DECNET_NETFILTER_H*/ 60