root/include/uapi/linux/netfilter_arp.h

INCLUDED FROM

   1 /* SPDX-License-Identifier: GPL-1.0+ WITH Linux-syscall-note */
   2 #ifndef __LINUX_ARP_NETFILTER_H
   3 #define __LINUX_ARP_NETFILTER_H
   4 
   5 /* ARP-specific defines for netfilter.
   6  * (C)2002 Rusty Russell IBM -- This code is GPL.
   7  */
   8 
   9 #include <linux/netfilter.h>
  10 
  11 /* There is no PF_ARP. */
  12 #define NF_ARP          0
  13 
  14 /* ARP Hooks */
  15 #define NF_ARP_IN       0
  16 #define NF_ARP_OUT      1
  17 #define NF_ARP_FORWARD  2
  18 
  19 #ifndef __KERNEL__
  20 #define NF_ARP_NUMHOOKS 3
  21 #endif
  22 
  23 #endif /* __LINUX_ARP_NETFILTER_H */