LXR linux/include/linux/netfilter

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