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/* only for userspace compatibility */ 13#ifndef __KERNEL__ 14 15#include <limits.h> /* for INT_MIN, INT_MAX */ 16 17/* IP Cache bits. */ 18/* Src IP address. */ 19#define NFC_DN_SRC 0x0001 20/* Dest IP address. */ 21#define NFC_DN_DST 0x0002 22/* Input device. */ 23#define NFC_DN_IF_IN 0x0004 24/* Output device. */ 25#define NFC_DN_IF_OUT 0x0008 26#endif /* ! __KERNEL__ */ 27 28/* DECnet Hooks */ 29/* After promisc drops, checksum checks. */ 30#define NF_DN_PRE_ROUTING 0 31/* If the packet is destined for this box. */ 32#define NF_DN_LOCAL_IN 1 33/* If the packet is destined for another interface. */ 34#define NF_DN_FORWARD 2 35/* Packets coming from a local process. */ 36#define NF_DN_LOCAL_OUT 3 37/* Packets about to hit the wire. */ 38#define NF_DN_POST_ROUTING 4 39/* Input Hello Packets */ 40#define NF_DN_HELLO 5 41/* Input Routing Packets */ 42#define NF_DN_ROUTE 6 43#define NF_DN_NUMHOOKS 7 44 45enum nf_dn_hook_priorities { 46 NF_DN_PRI_FIRST = INT_MIN, 47 NF_DN_PRI_CONNTRACK = -200, 48 NF_DN_PRI_MANGLE = -150, 49 NF_DN_PRI_NAT_DST = -100, 50 NF_DN_PRI_FILTER = 0, 51 NF_DN_PRI_NAT_SRC = 100, 52 NF_DN_PRI_DNRTMSG = 200, 53 NF_DN_PRI_LAST = INT_MAX, 54}; 55 56struct nf_dn_rtmsg { 57 int nfdn_ifindex; 58}; 59 60#define NFDN_RTMSG(r) ((unsigned char *)(r) + NLMSG_ALIGN(sizeof(struct nf_dn_rtmsg))) 61 62#ifndef __KERNEL__ 63/* backwards compatibility for userspace */ 64#define DNRMG_L1_GROUP 0x01 65#define DNRMG_L2_GROUP 0x02 66#endif 67 68enum { 69 DNRNG_NLGRP_NONE, 70#define DNRNG_NLGRP_NONE DNRNG_NLGRP_NONE 71 DNRNG_NLGRP_L1, 72#define DNRNG_NLGRP_L1 DNRNG_NLGRP_L1 73 DNRNG_NLGRP_L2, 74#define DNRNG_NLGRP_L2 DNRNG_NLGRP_L2 75 __DNRNG_NLGRP_MAX 76}; 77#define DNRNG_NLGRP_MAX (__DNRNG_NLGRP_MAX - 1) 78 79#endif /*__LINUX_DECNET_NETFILTER_H*/ 80