X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=include%2Fnet%2Fip6_fib.h;h=1d2037cd569b7424acd40a3007b83715929c1313;hb=refs%2Fheads%2Fvserver;hp=14d41c4baa99185178e236ee9702abe0b1fcc25d;hpb=9213980e6a70d8473e0ffd4b39ab5b6caaba9ff5;p=linux-2.6.git

diff --git a/include/net/ip6_fib.h b/include/net/ip6_fib.h
index 14d41c4ba..1d2037cd5 100644
--- a/include/net/ip6_fib.h
+++ b/include/net/ip6_fib.h
@@ -16,28 +16,56 @@
 #ifdef __KERNEL__
 
 #include <linux/ipv6_route.h>
-
+#include <linux/rtnetlink.h>
+#include <linux/spinlock.h>
 #include <net/dst.h>
 #include <net/flow.h>
-#include <linux/rtnetlink.h>
+#include <net/netlink.h>
 
 struct rt6_info;
 
+struct fib6_config
+{
+	u32		fc_table;
+	u32		fc_metric;
+	int		fc_dst_len;
+	int		fc_src_len;
+	int		fc_ifindex;
+	u32		fc_flags;
+	u32		fc_protocol;
+
+	struct in6_addr	fc_dst;
+	struct in6_addr	fc_src;
+	struct in6_addr	fc_gateway;
+
+	unsigned long	fc_expires;
+	struct nlattr	*fc_mx;
+	int		fc_mx_len;
+
+	struct nl_info	fc_nlinfo;
+};
+
 struct fib6_node
 {
 	struct fib6_node	*parent;
 	struct fib6_node	*left;
 	struct fib6_node	*right;
-
+#ifdef CONFIG_IPV6_SUBTREES
 	struct fib6_node	*subtree;
-
+#endif
 	struct rt6_info		*leaf;
 
 	__u16			fn_bit;		/* bit key */
 	__u16			fn_flags;
 	__u32			fn_sernum;
+	struct rt6_info		*rr_ptr;
 };
 
+#ifndef CONFIG_IPV6_SUBTREES
+#define FIB6_SUBTREE(fn)	NULL
+#else
+#define FIB6_SUBTREE(fn)	((fn)->subtree)
+#endif
 
 /*
  *	routing information
@@ -50,6 +78,8 @@ struct rt6key
 	int		plen;
 };
 
+struct fib6_table;
+
 struct rt6_info
 {
 	union {
@@ -70,6 +100,7 @@ struct rt6_info
 	u32				rt6i_flags;
 	u32				rt6i_metric;
 	atomic_t			rt6i_ref;
+	struct fib6_table		*rt6i_table;
 
 	struct rt6key			rt6i_dst;
 	struct rt6key			rt6i_src;
@@ -77,6 +108,11 @@ struct rt6_info
 	u8				rt6i_protocol;
 };
 
+static inline struct inet6_dev *ip6_dst_idev(struct dst_entry *dst)
+{
+	return ((struct rt6_info *)dst)->rt6i_idev;
+}
+
 struct fib6_walker_t
 {
 	struct fib6_walker_t *prev, *next;
@@ -88,28 +124,6 @@ struct fib6_walker_t
 	void *args;
 };
 
-extern struct fib6_walker_t fib6_walker_list;
-extern rwlock_t fib6_walker_lock;
-
-static inline void fib6_walker_link(struct fib6_walker_t *w)
-{
-	write_lock_bh(&fib6_walker_lock);
-	w->next = fib6_walker_list.next;
-	w->prev = &fib6_walker_list;
-	w->next->prev = w;
-	w->prev->next = w;
-	write_unlock_bh(&fib6_walker_lock);
-}
-
-static inline void fib6_walker_unlink(struct fib6_walker_t *w)
-{
-	write_lock_bh(&fib6_walker_lock);
-	w->next->prev = w->prev;
-	w->prev->next = w->next;
-	w->prev = w->next = w;
-	write_unlock_bh(&fib6_walker_lock);
-}
-
 struct rt6_statistics {
 	__u32		fib_nodes;
 	__u32		fib_route_nodes;
@@ -142,12 +156,41 @@ struct rt6_statistics {
 
 typedef void			(*f_pnode)(struct fib6_node *fn, void *);
 
-extern struct fib6_node		ip6_routing_table;
+struct fib6_table {
+	struct hlist_node	tb6_hlist;
+	u32			tb6_id;
+	rwlock_t		tb6_lock;
+	struct fib6_node	tb6_root;
+};
+
+#define RT6_TABLE_UNSPEC	RT_TABLE_UNSPEC
+#define RT6_TABLE_MAIN		RT_TABLE_MAIN
+#define RT6_TABLE_DFLT		RT6_TABLE_MAIN
+#define RT6_TABLE_INFO		RT6_TABLE_MAIN
+#define RT6_TABLE_PREFIX	RT6_TABLE_MAIN
+
+#ifdef CONFIG_IPV6_MULTIPLE_TABLES
+#define FIB6_TABLE_MIN		1
+#define FIB6_TABLE_MAX		RT_TABLE_MAX
+#define RT6_TABLE_LOCAL		RT_TABLE_LOCAL
+#else
+#define FIB6_TABLE_MIN		RT_TABLE_MAIN
+#define FIB6_TABLE_MAX		FIB6_TABLE_MIN
+#define RT6_TABLE_LOCAL		RT6_TABLE_MAIN
+#endif
+
+typedef struct rt6_info *(*pol_lookup_t)(struct fib6_table *,
+					 struct flowi *, int);
 
 /*
  *	exported functions
  */
 
+extern struct fib6_table *	fib6_get_table(u32 id);
+extern struct fib6_table *	fib6_new_table(u32 id);
+extern struct dst_entry *	fib6_rule_lookup(struct flowi *fl, int flags,
+						 pol_lookup_t lookup);
+
 extern struct fib6_node		*fib6_lookup(struct fib6_node *root,
 					     struct in6_addr *daddr,
 					     struct in6_addr *saddr);
@@ -156,29 +199,29 @@ struct fib6_node		*fib6_locate(struct fib6_node *root,
 					     struct in6_addr *daddr, int dst_len,
 					     struct in6_addr *saddr, int src_len);
 
-extern void			fib6_clean_tree(struct fib6_node *root,
-						int (*func)(struct rt6_info *, void *arg),
-						int prune, void *arg);
-
-extern int			fib6_walk(struct fib6_walker_t *w);
-extern int			fib6_walk_continue(struct fib6_walker_t *w);
+extern void			fib6_clean_all(int (*func)(struct rt6_info *, void *arg),
+					       int prune, void *arg);
 
 extern int			fib6_add(struct fib6_node *root,
 					 struct rt6_info *rt,
-					 struct nlmsghdr *nlh,
-					 void *rtattr);
+					 struct nl_info *info);
 
 extern int			fib6_del(struct rt6_info *rt,
-					 struct nlmsghdr *nlh,
-					 void *rtattr);
+					 struct nl_info *info);
 
 extern void			inet6_rt_notify(int event, struct rt6_info *rt,
-						struct nlmsghdr *nlh);
+						struct nl_info *info);
 
 extern void			fib6_run_gc(unsigned long dummy);
 
 extern void			fib6_gc_cleanup(void);
 
 extern void			fib6_init(void);
+
+extern void			fib6_rules_init(void);
+extern void			fib6_rules_cleanup(void);
+extern int			fib6_rules_dump(struct sk_buff *,
+						struct netlink_callback *);
+
 #endif
 #endif