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
10 struct 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*/