1 /* SPDX-License-Identifier: GPL-2.0 */
2 #ifndef __LINUX_MROUTE6_H
3 #define __LINUX_MROUTE6_H
7 #include <linux/skbuff.h> /* for struct sk_buff_head */
8 #include <net/net_namespace.h>
9 #include <uapi/linux/mroute6.h>
10 #include <linux/mroute_base.h>
11 #include <net/fib_rules.h>
13 #ifdef CONFIG_IPV6_MROUTE
14 static inline int ip6_mroute_opt(int opt
)
16 return (opt
>= MRT6_BASE
) && (opt
<= MRT6_MAX
);
19 static inline int ip6_mroute_opt(int opt
)
27 #ifdef CONFIG_IPV6_MROUTE
28 extern int ip6_mroute_setsockopt(struct sock
*, int, char __user
*, unsigned int);
29 extern int ip6_mroute_getsockopt(struct sock
*, int, char __user
*, int __user
*);
30 extern int ip6_mr_input(struct sk_buff
*skb
);
31 extern int ip6mr_ioctl(struct sock
*sk
, int cmd
, void __user
*arg
);
32 extern int ip6mr_compat_ioctl(struct sock
*sk
, unsigned int cmd
, void __user
*arg
);
33 extern int ip6_mr_init(void);
34 extern void ip6_mr_cleanup(void);
37 int ip6_mroute_setsockopt(struct sock
*sock
,
38 int optname
, char __user
*optval
, unsigned int optlen
)
44 int ip6_mroute_getsockopt(struct sock
*sock
,
45 int optname
, char __user
*optval
, int __user
*optlen
)
51 int ip6mr_ioctl(struct sock
*sk
, int cmd
, void __user
*arg
)
56 static inline int ip6_mr_init(void)
61 static inline void ip6_mr_cleanup(void)
67 #ifdef CONFIG_IPV6_MROUTE_MULTIPLE_TABLES
68 bool ip6mr_rule_default(const struct fib_rule
*rule
);
70 static inline bool ip6mr_rule_default(const struct fib_rule
*rule
)
76 #define VIFF_STATIC 0x8000
78 struct mfc6_cache_cmp_arg
{
79 struct in6_addr mf6c_mcastgrp
;
80 struct in6_addr mf6c_origin
;
87 struct in6_addr mf6c_mcastgrp
;
88 struct in6_addr mf6c_origin
;
90 struct mfc6_cache_cmp_arg cmparg
;
94 #define MFC_ASSERT_THRESH (3*HZ) /* Maximal freq. of asserts */
97 extern int ip6mr_get_route(struct net
*net
, struct sk_buff
*skb
,
98 struct rtmsg
*rtm
, u32 portid
);
100 #ifdef CONFIG_IPV6_MROUTE
101 bool mroute6_is_socket(struct net
*net
, struct sk_buff
*skb
);
102 extern int ip6mr_sk_done(struct sock
*sk
);
104 static inline bool mroute6_is_socket(struct net
*net
, struct sk_buff
*skb
)
108 static inline int ip6mr_sk_done(struct sock
*sk
)