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Diffstat (limited to 'include/linux/ipv6.h')
-rw-r--r--include/linux/ipv6.h70
1 files changed, 63 insertions, 7 deletions
diff --git a/include/linux/ipv6.h b/include/linux/ipv6.h
index 6fcd6a0ade24..e0b922785d98 100644
--- a/include/linux/ipv6.h
+++ b/include/linux/ipv6.h
@@ -68,7 +68,7 @@ struct ipv6_opt_hdr {
struct rt0_hdr {
struct ipv6_rt_hdr rt_hdr;
- __u32 bitmap; /* strict/loose bit map */
+ __u32 reserved;
struct in6_addr addr[0];
#define rt0_type rt_hdr.type
@@ -189,10 +189,16 @@ struct inet6_skb_parm {
__u16 dst0;
__u16 srcrt;
__u16 dst1;
+ __u16 lastopt;
};
#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;
@@ -229,14 +235,20 @@ struct ipv6_pinfo {
/* pktoption flags */
union {
struct {
- __u8 srcrt:2,
+ __u16 srcrt:2,
+ osrcrt:2,
rxinfo:1,
+ rxoinfo:1,
rxhlim:1,
+ rxohlim:1,
hopopts:1,
+ ohopopts:1,
dstopts:1,
- rxflow:1;
+ odstopts:1,
+ rxflow:1,
+ rxtclass:1;
} bits;
- __u8 all;
+ __u16 all;
} rxopt;
/* sockopt flags */
@@ -245,6 +257,7 @@ struct ipv6_pinfo {
sndflow:1,
pmtudisc:2,
ipv6only:1;
+ __u8 tclass;
__u32 dst_cookie;
@@ -258,6 +271,7 @@ struct ipv6_pinfo {
struct ipv6_txoptions *opt;
struct rt6_info *rt;
int hop_limit;
+ int tclass;
} cork;
};
@@ -308,6 +322,36 @@ 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 +366,20 @@ 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, __hash, __saddr, __daddr, __ports, __dif)\
+ (((__sk)->sk_hash == (__hash)) && \
+ ((*((__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 */