diff options
Diffstat (limited to 'include/linux/ipv6.h')
| -rw-r--r-- | include/linux/ipv6.h | 52 |
1 files changed, 49 insertions, 3 deletions
diff --git a/include/linux/ipv6.h b/include/linux/ipv6.h index 6fcd6a0ade24..3c7dbc6a0a70 100644 --- a/include/linux/ipv6.h +++ b/include/linux/ipv6.h @@ -193,6 +193,11 @@ struct inet6_skb_parm { #define IP6CB(skb) ((struct inet6_skb_parm*)((skb)->cb)) +static inline int inet6_iif(const struct sk_buff *skb) +{ + return IP6CB(skb)->iif; +} + struct tcp6_request_sock { struct tcp_request_sock req; struct in6_addr loc_addr; @@ -308,6 +313,36 @@ static inline void inet_sk_copy_descendant(struct sock *sk_to, #define __ipv6_only_sock(sk) (inet6_sk(sk)->ipv6only) #define ipv6_only_sock(sk) ((sk)->sk_family == PF_INET6 && __ipv6_only_sock(sk)) + +#include <linux/tcp.h> + +struct tcp6_timewait_sock { + struct tcp_timewait_sock tw_v6_sk; + struct in6_addr tw_v6_daddr; + struct in6_addr tw_v6_rcv_saddr; +}; + +static inline struct tcp6_timewait_sock *tcp6_twsk(const struct sock *sk) +{ + return (struct tcp6_timewait_sock *)sk; +} + +static inline struct in6_addr *__tcp_v6_rcv_saddr(const struct sock *sk) +{ + return likely(sk->sk_state != TCP_TIME_WAIT) ? + &inet6_sk(sk)->rcv_saddr : &tcp6_twsk(sk)->tw_v6_rcv_saddr; +} + +static inline struct in6_addr *tcp_v6_rcv_saddr(const struct sock *sk) +{ + return sk->sk_family == AF_INET6 ? __tcp_v6_rcv_saddr(sk) : NULL; +} + +static inline int inet_v6_ipv6only(const struct sock *sk) +{ + return likely(sk->sk_state != TCP_TIME_WAIT) ? + ipv6_only_sock(sk) : inet_twsk(sk)->tw_ipv6only; +} #else #define __ipv6_only_sock(sk) 0 #define ipv6_only_sock(sk) 0 @@ -322,8 +357,19 @@ static inline struct raw6_sock *raw6_sk(const struct sock *sk) return NULL; } -#endif +#define __tcp_v6_rcv_saddr(__sk) NULL +#define tcp_v6_rcv_saddr(__sk) NULL +#define tcp_twsk_ipv6only(__sk) 0 +#define inet_v6_ipv6only(__sk) 0 +#endif /* defined(CONFIG_IPV6) || defined(CONFIG_IPV6_MODULE) */ -#endif +#define INET6_MATCH(__sk, __saddr, __daddr, __ports, __dif) \ + (((*((__u32 *)&(inet_sk(__sk)->dport))) == (__ports)) && \ + ((__sk)->sk_family == AF_INET6) && \ + ipv6_addr_equal(&inet6_sk(__sk)->daddr, (__saddr)) && \ + ipv6_addr_equal(&inet6_sk(__sk)->rcv_saddr, (__daddr)) && \ + (!((__sk)->sk_bound_dev_if) || ((__sk)->sk_bound_dev_if == (__dif)))) -#endif +#endif /* __KERNEL__ */ + +#endif /* _IPV6_H */ |