arpt_mangle.h

 1/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
 2#ifndef _ARPT_MANGLE_H
 3#define _ARPT_MANGLE_H
 4#include <linux/netfilter_arp/arp_tables.h>
 5
 6#define ARPT_MANGLE_ADDR_LEN_MAX sizeof(struct in_addr)
 7struct arpt_mangle
 8{
 9	char src_devaddr[ARPT_DEV_ADDR_LEN_MAX];
10	char tgt_devaddr[ARPT_DEV_ADDR_LEN_MAX];
11	union {
12		struct in_addr src_ip;
13	} u_s;
14	union {
15		struct in_addr tgt_ip;
16	} u_t;
17	__u8 flags;
18	int target;
19};
20
21#define ARPT_MANGLE_SDEV 0x01
22#define ARPT_MANGLE_TDEV 0x02
23#define ARPT_MANGLE_SIP 0x04
24#define ARPT_MANGLE_TIP 0x08
25#define ARPT_MANGLE_MASK 0x0f
26
27#endif /* _ARPT_MANGLE_H */