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

/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef __LINUX_BRIDGE_EBT_ARP_H
#define __LINUX_BRIDGE_EBT_ARP_H

#include <linux/types.h>
#include <linux/if_ether.h>

#define EBT_ARP_OPCODE 0x01
#define EBT_ARP_HTYPE 0x02
#define EBT_ARP_PTYPE 0x04
#define EBT_ARP_SRC_IP 0x08
#define EBT_ARP_DST_IP 0x10
#define EBT_ARP_SRC_MAC 0x20
#define EBT_ARP_DST_MAC 0x40
#define EBT_ARP_GRAT 0x80
#define EBT_ARP_MASK (EBT_ARP_OPCODE | EBT_ARP_HTYPE | EBT_ARP_PTYPE | \
   EBT_ARP_SRC_IP | EBT_ARP_DST_IP | EBT_ARP_SRC_MAC | EBT_ARP_DST_MAC | \
   EBT_ARP_GRAT)
#define EBT_ARP_MATCH "arp"

struct ebt_arp_info
{
	__be16 htype;
	__be16 ptype;
	__be16 opcode;
	__be32 saddr;
	__be32 smsk;
	__be32 daddr;
	__be32 dmsk;
	unsigned char smaddr[ETH_ALEN];
	unsigned char smmsk[ETH_ALEN];
	unsigned char dmaddr[ETH_ALEN];
	unsigned char dmmsk[ETH_ALEN];
	__u8  bitmask;
	__u8  invflags;
};

#endif