root/include/uapi/linux/netfilter_bridge/ebt_arp.h

INCLUDED FROM

   1 /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
   2 #ifndef __LINUX_BRIDGE_EBT_ARP_H
   3 #define __LINUX_BRIDGE_EBT_ARP_H
   4 
   5 #include <linux/types.h>
   6 #include <linux/if_ether.h>
   7 
   8 #define EBT_ARP_OPCODE 0x01
   9 #define EBT_ARP_HTYPE 0x02
  10 #define EBT_ARP_PTYPE 0x04
  11 #define EBT_ARP_SRC_IP 0x08
  12 #define EBT_ARP_DST_IP 0x10
  13 #define EBT_ARP_SRC_MAC 0x20
  14 #define EBT_ARP_DST_MAC 0x40
  15 #define EBT_ARP_GRAT 0x80
  16 #define EBT_ARP_MASK (EBT_ARP_OPCODE | EBT_ARP_HTYPE | EBT_ARP_PTYPE | \
  17    EBT_ARP_SRC_IP | EBT_ARP_DST_IP | EBT_ARP_SRC_MAC | EBT_ARP_DST_MAC | \
  18    EBT_ARP_GRAT)
  19 #define EBT_ARP_MATCH "arp"
  20 
  21 struct ebt_arp_info
  22 {
  23         __be16 htype;
  24         __be16 ptype;
  25         __be16 opcode;
  26         __be32 saddr;
  27         __be32 smsk;
  28         __be32 daddr;
  29         __be32 dmsk;
  30         unsigned char smaddr[ETH_ALEN];
  31         unsigned char smmsk[ETH_ALEN];
  32         unsigned char dmaddr[ETH_ALEN];
  33         unsigned char dmmsk[ETH_ALEN];
  34         __u8  bitmask;
  35         __u8  invflags;
  36 };
  37 
  38 #endif