diff options
Diffstat (limited to 'libdde_linux26/contrib/include/net/ip6_route.h')
| -rw-r--r-- | libdde_linux26/contrib/include/net/ip6_route.h | 151 |
1 files changed, 151 insertions, 0 deletions
diff --git a/libdde_linux26/contrib/include/net/ip6_route.h b/libdde_linux26/contrib/include/net/ip6_route.h new file mode 100644 index 00000000..5f53db7e --- /dev/null +++ b/libdde_linux26/contrib/include/net/ip6_route.h @@ -0,0 +1,151 @@ +#ifndef _NET_IP6_ROUTE_H +#define _NET_IP6_ROUTE_H + +#define IP6_RT_PRIO_USER 1024 +#define IP6_RT_PRIO_ADDRCONF 256 +#define IP6_RT_PRIO_KERN 512 + +struct route_info { + __u8 type; + __u8 length; + __u8 prefix_len; +#if defined(__BIG_ENDIAN_BITFIELD) + __u8 reserved_h:3, + route_pref:2, + reserved_l:3; +#elif defined(__LITTLE_ENDIAN_BITFIELD) + __u8 reserved_l:3, + route_pref:2, + reserved_h:3; +#endif + __be32 lifetime; + __u8 prefix[0]; /* 0,8 or 16 */ +}; + +#ifdef __KERNEL__ + +#include <net/flow.h> +#include <net/ip6_fib.h> +#include <net/sock.h> +#include <linux/ip.h> +#include <linux/ipv6.h> + +#define RT6_LOOKUP_F_IFACE 0x00000001 +#define RT6_LOOKUP_F_REACHABLE 0x00000002 +#define RT6_LOOKUP_F_HAS_SADDR 0x00000004 +#define RT6_LOOKUP_F_SRCPREF_TMP 0x00000008 +#define RT6_LOOKUP_F_SRCPREF_PUBLIC 0x00000010 +#define RT6_LOOKUP_F_SRCPREF_COA 0x00000020 + + +extern void ip6_route_input(struct sk_buff *skb); + +extern struct dst_entry * ip6_route_output(struct net *net, + struct sock *sk, + struct flowi *fl); + +extern int ip6_route_init(void); +extern void ip6_route_cleanup(void); + +extern int ipv6_route_ioctl(struct net *net, + unsigned int cmd, + void __user *arg); + +extern int ip6_route_add(struct fib6_config *cfg); +extern int ip6_ins_rt(struct rt6_info *); +extern int ip6_del_rt(struct rt6_info *); + +extern struct rt6_info *rt6_lookup(struct net *net, + const struct in6_addr *daddr, + const struct in6_addr *saddr, + int oif, int flags); + +extern struct dst_entry *icmp6_dst_alloc(struct net_device *dev, + struct neighbour *neigh, + const struct in6_addr *addr); +extern int icmp6_dst_gc(void); + +extern void fib6_force_start_gc(struct net *net); + +extern struct rt6_info *addrconf_dst_alloc(struct inet6_dev *idev, + const struct in6_addr *addr, + int anycast); + +extern int ip6_dst_hoplimit(struct dst_entry *dst); + +/* + * support functions for ND + * + */ +extern struct rt6_info * rt6_get_dflt_router(struct in6_addr *addr, + struct net_device *dev); +extern struct rt6_info * rt6_add_dflt_router(struct in6_addr *gwaddr, + struct net_device *dev, + unsigned int pref); + +extern void rt6_purge_dflt_routers(struct net *net); + +extern int rt6_route_rcv(struct net_device *dev, + u8 *opt, int len, + struct in6_addr *gwaddr); + +extern void rt6_redirect(struct in6_addr *dest, + struct in6_addr *src, + struct in6_addr *saddr, + struct neighbour *neigh, + u8 *lladdr, + int on_link); + +extern void rt6_pmtu_discovery(struct in6_addr *daddr, + struct in6_addr *saddr, + struct net_device *dev, + u32 pmtu); + +struct netlink_callback; + +struct rt6_rtnl_dump_arg +{ + struct sk_buff *skb; + struct netlink_callback *cb; + struct net *net; +}; + +extern int rt6_dump_route(struct rt6_info *rt, void *p_arg); +extern void rt6_ifdown(struct net *net, struct net_device *dev); +extern void rt6_mtu_change(struct net_device *dev, unsigned mtu); + + +/* + * Store a destination cache entry in a socket + */ +static inline void __ip6_dst_store(struct sock *sk, struct dst_entry *dst, + struct in6_addr *daddr, struct in6_addr *saddr) +{ + struct ipv6_pinfo *np = inet6_sk(sk); + struct rt6_info *rt = (struct rt6_info *) dst; + + sk_setup_caps(sk, dst); + np->daddr_cache = daddr; +#ifdef CONFIG_IPV6_SUBTREES + np->saddr_cache = saddr; +#endif + np->dst_cookie = rt->rt6i_node ? rt->rt6i_node->fn_sernum : 0; +} + +static inline void ip6_dst_store(struct sock *sk, struct dst_entry *dst, + struct in6_addr *daddr, struct in6_addr *saddr) +{ + write_lock(&sk->sk_dst_lock); + __ip6_dst_store(sk, dst, daddr, saddr); + write_unlock(&sk->sk_dst_lock); +} + +static inline int ipv6_unicast_destination(struct sk_buff *skb) +{ + struct rt6_info *rt = (struct rt6_info *) skb->dst; + + return rt->rt6i_flags & RTF_LOCAL; +} + +#endif +#endif |