X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=include%2Flinux%2Fipv6.h;h=1263d8cb3c18db024e6c4313764ce7f9e6f5c24a;hb=43bc926fffd92024b46cafaf7350d669ba9ca884;hp=ab0d0efbf240122b6aab244a11d692f716a75bfd;hpb=f7f1b0f1e2fbadeab12d24236000e778aa9b1ead;p=linux-2.6.git diff --git a/include/linux/ipv6.h b/include/linux/ipv6.h index ab0d0efbf..1263d8cb3 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 @@ -145,6 +145,15 @@ struct ipv6_devconf { __s32 max_desync_factor; #endif __s32 max_addresses; + __s32 accept_ra_defrtr; + __s32 accept_ra_pinfo; +#ifdef CONFIG_IPV6_ROUTER_PREF + __s32 accept_ra_rtr_pref; + __s32 rtr_probe_interval; +#ifdef CONFIG_IPV6_ROUTE_INFO + __s32 accept_ra_rt_info_max_plen; +#endif +#endif void *sysctl; }; @@ -167,16 +176,22 @@ enum { DEVCONF_MAX_DESYNC_FACTOR, DEVCONF_MAX_ADDRESSES, DEVCONF_FORCE_MLD_VERSION, + DEVCONF_ACCEPT_RA_DEFRTR, + DEVCONF_ACCEPT_RA_PINFO, + DEVCONF_ACCEPT_RA_RTR_PREF, + DEVCONF_RTR_PROBE_INTERVAL, + DEVCONF_ACCEPT_RA_RT_INFO_MAX_PLEN, DEVCONF_MAX }; #ifdef __KERNEL__ -#include /* struct sockaddr_in6 */ #include -#include /* struct ipv6_mc_socklist */ #include #include +#include /* struct ipv6_mc_socklist */ +#include + /* This structure contains results of exthdrs parsing as offsets from skb->nh. @@ -189,10 +204,32 @@ struct inet6_skb_parm { __u16 dst0; __u16 srcrt; __u16 dst1; + __u16 lastopt; + __u32 nhoff; + __u16 flags; + +#define IP6SKB_XFRM_TRANSFORMED 1 }; #define IP6CB(skb) ((struct inet6_skb_parm*)((skb)->cb)) +static inline int inet6_iif(const struct sk_buff *skb) +{ + return IP6CB(skb)->iif; +} + +struct inet6_request_sock { + struct in6_addr loc_addr; + struct in6_addr rmt_addr; + struct sk_buff *pktopts; + int iif; +}; + +struct tcp6_request_sock { + struct tcp_request_sock tcp6rsk_tcp; + struct inet6_request_sock tcp6rsk_inet6; +}; + /** * struct ipv6_pinfo - ipv6 private area * @@ -216,14 +253,20 @@ 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 */ @@ -232,6 +275,7 @@ struct ipv6_pinfo { sndflow:1, pmtudisc:2, ipv6only:1; + __u8 tclass; __u32 dst_cookie; @@ -245,6 +289,7 @@ struct ipv6_pinfo { struct ipv6_txoptions *opt; struct rt6_info *rt; int hop_limit; + int tclass; } cork; }; @@ -271,12 +316,36 @@ struct tcp6_sock { struct ipv6_pinfo inet6; }; +extern int inet6_sk_rebuild_header(struct sock *sk); + #if defined(CONFIG_IPV6) || defined(CONFIG_IPV6_MODULE) static inline struct ipv6_pinfo * inet6_sk(const struct sock *__sk) { return inet_sk(__sk)->pinet6; } +static inline struct inet6_request_sock * + inet6_rsk(const struct request_sock *rsk) +{ + return (struct inet6_request_sock *)(((u8 *)rsk) + + inet_rsk(rsk)->inet6_rsk_offset); +} + +static inline u32 inet6_rsk_offset(struct request_sock *rsk) +{ + return rsk->rsk_ops->obj_size - sizeof(struct inet6_request_sock); +} + +static inline struct request_sock *inet6_reqsk_alloc(struct request_sock_ops *ops) +{ + struct request_sock *req = reqsk_alloc(ops); + + if (req != NULL) + inet_rsk(req)->inet6_rsk_offset = inet6_rsk_offset(req); + + return req; +} + static inline struct raw6_sock *raw6_sk(const struct sock *sk) { return (struct raw6_sock *)sk; @@ -295,6 +364,45 @@ 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)) + +struct inet6_timewait_sock { + struct in6_addr tw_v6_daddr; + struct in6_addr tw_v6_rcv_saddr; +}; + +struct tcp6_timewait_sock { + struct tcp_timewait_sock tcp6tw_tcp; + struct inet6_timewait_sock tcp6tw_inet6; +}; + +static inline u16 inet6_tw_offset(const struct proto *prot) +{ + return prot->twsk_prot->twsk_obj_size - + sizeof(struct inet6_timewait_sock); +} + +static inline struct inet6_timewait_sock *inet6_twsk(const struct sock *sk) +{ + return (struct inet6_timewait_sock *)(((u8 *)sk) + + inet_twsk(sk)->tw_ipv6_offset); +} + +static inline struct in6_addr *__inet6_rcv_saddr(const struct sock *sk) +{ + return likely(sk->sk_state != TCP_TIME_WAIT) ? + &inet6_sk(sk)->rcv_saddr : &inet6_twsk(sk)->tw_v6_rcv_saddr; +} + +static inline struct in6_addr *inet6_rcv_saddr(const struct sock *sk) +{ + return sk->sk_family == AF_INET6 ? __inet6_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 @@ -304,13 +412,31 @@ static inline struct ipv6_pinfo * inet6_sk(const struct sock *__sk) return NULL; } +static inline struct inet6_request_sock * + inet6_rsk(const struct request_sock *rsk) +{ + return NULL; +} + static inline struct raw6_sock *raw6_sk(const struct sock *sk) { return NULL; } -#endif +#define __inet6_rcv_saddr(__sk) NULL +#define inet6_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 */