#include <net/flow.h>
#include <net/rtnetlink.h>
-struct fib_rule
-{
+struct fib_rule {
struct list_head list;
atomic_t refcnt;
- int ifindex;
- char ifname[IFNAMSIZ];
+ int iifindex;
+ int oifindex;
u32 mark;
u32 mark_mask;
u32 pref;
u8 action;
u32 target;
struct fib_rule * ctarget;
+ char iifname[IFNAMSIZ];
+ char oifname[IFNAMSIZ];
struct rcu_head rcu;
+ struct net * fr_net;
};
-struct fib_lookup_arg
-{
+struct fib_lookup_arg {
void *lookup_ptr;
void *result;
struct fib_rule *rule;
};
-struct fib_rules_ops
-{
+struct fib_rules_ops {
int family;
struct list_head list;
int rule_size;
struct flowi *, int);
int (*configure)(struct fib_rule *,
struct sk_buff *,
- struct nlmsghdr *,
struct fib_rule_hdr *,
struct nlattr **);
int (*compare)(struct fib_rule *,
struct fib_rule_hdr *,
struct nlattr **);
int (*fill)(struct fib_rule *, struct sk_buff *,
- struct nlmsghdr *,
struct fib_rule_hdr *);
- u32 (*default_pref)(void);
+ u32 (*default_pref)(struct fib_rules_ops *ops);
size_t (*nlmsg_payload)(struct fib_rule *);
+ /* Called after modifications to the rules set, must flush
+ * the route cache if one exists. */
+ void (*flush_cache)(struct fib_rules_ops *ops);
+
int nlgroup;
- struct nla_policy *policy;
- struct list_head *rules_list;
+ const struct nla_policy *policy;
+ struct list_head rules_list;
struct module *owner;
+ struct net *fro_net;
+ struct rcu_head rcu;
};
#define FRA_GENERIC_POLICY \
- [FRA_IFNAME] = { .type = NLA_STRING, .len = IFNAMSIZ - 1 }, \
+ [FRA_IIFNAME] = { .type = NLA_STRING, .len = IFNAMSIZ - 1 }, \
+ [FRA_OIFNAME] = { .type = NLA_STRING, .len = IFNAMSIZ - 1 }, \
[FRA_PRIORITY] = { .type = NLA_U32 }, \
[FRA_FWMARK] = { .type = NLA_U32 }, \
[FRA_FWMASK] = { .type = NLA_U32 }, \
static inline void fib_rule_put_rcu(struct rcu_head *head)
{
struct fib_rule *rule = container_of(head, struct fib_rule, rcu);
+ release_net(rule->fr_net);
kfree(rule);
}
return frh->table;
}
-extern int fib_rules_register(struct fib_rules_ops *);
-extern int fib_rules_unregister(struct fib_rules_ops *);
+extern struct fib_rules_ops *fib_rules_register(struct fib_rules_ops *, struct net *);
+extern void fib_rules_unregister(struct fib_rules_ops *);
+extern void fib_rules_cleanup_ops(struct fib_rules_ops *);
extern int fib_rules_lookup(struct fib_rules_ops *,
struct flowi *, int flags,
struct fib_lookup_arg *);
+extern int fib_default_rule_add(struct fib_rules_ops *,
+ u32 pref, u32 table,
+ u32 flags);
#endif