1/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
2#ifndef _IP6T_RT_H
3#define _IP6T_RT_H
4
5#include <linux/types.h>
6#include <linux/in6.h>
7
8#define IP6T_RT_HOPS 16
9
10struct ip6t_rt {
11	__u32 rt_type;			/* Routing Type */
12	__u32 segsleft[2];			/* Segments Left */
13	__u32 hdrlen;			/* Header Length */
14	__u8  flags;			/*  */
15	__u8  invflags;			/* Inverse flags */
16	struct in6_addr addrs[IP6T_RT_HOPS];	/* Hops */
17	__u8 addrnr;			/* Nr of Addresses */
18};
19
20#define IP6T_RT_TYP 		0x01
21#define IP6T_RT_SGS 		0x02
22#define IP6T_RT_LEN 		0x04
23#define IP6T_RT_RES 		0x08
24#define IP6T_RT_FST_MASK	0x30
25#define IP6T_RT_FST 		0x10
26#define IP6T_RT_FST_NSTRICT	0x20
27
28/* Values for "invflags" field in struct ip6t_rt. */
29#define IP6T_RT_INV_TYP		0x01	/* Invert the sense of type. */
30#define IP6T_RT_INV_SGS		0x02	/* Invert the sense of Segments. */
31#define IP6T_RT_INV_LEN		0x04	/* Invert the sense of length. */
32#define IP6T_RT_INV_MASK	0x07	/* All possible flags. */
33
34#endif /*_IP6T_RT_H*/
35