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) 7 struct 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 */ 28