LXR linux/include/uapi/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
  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