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-rw-r--r--net/ipv4/fib_lookup.h57
1 files changed, 57 insertions, 0 deletions
diff --git a/net/ipv4/fib_lookup.h b/net/ipv4/fib_lookup.h
new file mode 100644
index 000000000..e6ff282bb
--- /dev/null
+++ b/net/ipv4/fib_lookup.h
@@ -0,0 +1,57 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#ifndef _FIB_LOOKUP_H
+#define _FIB_LOOKUP_H
+
+#include <linux/types.h>
+#include <linux/list.h>
+#include <net/ip_fib.h>
+
+struct fib_alias {
+ struct hlist_node fa_list;
+ struct fib_info *fa_info;
+ u8 fa_tos;
+ u8 fa_type;
+ u8 fa_state;
+ u8 fa_slen;
+ u32 tb_id;
+ s16 fa_default;
+ struct rcu_head rcu;
+};
+
+#define FA_S_ACCESSED 0x01
+
+/* Dont write on fa_state unless needed, to keep it shared on all cpus */
+static inline void fib_alias_accessed(struct fib_alias *fa)
+{
+ if (!(fa->fa_state & FA_S_ACCESSED))
+ fa->fa_state |= FA_S_ACCESSED;
+}
+
+/* Exported by fib_semantics.c */
+void fib_release_info(struct fib_info *);
+struct fib_info *fib_create_info(struct fib_config *cfg,
+ struct netlink_ext_ack *extack);
+int fib_nh_match(struct fib_config *cfg, struct fib_info *fi,
+ struct netlink_ext_ack *extack);
+bool fib_metrics_match(struct fib_config *cfg, struct fib_info *fi);
+int fib_dump_info(struct sk_buff *skb, u32 pid, u32 seq, int event, u32 tb_id,
+ u8 type, __be32 dst, int dst_len, u8 tos, struct fib_info *fi,
+ unsigned int);
+void rtmsg_fib(int event, __be32 key, struct fib_alias *fa, int dst_len,
+ u32 tb_id, const struct nl_info *info, unsigned int nlm_flags);
+
+static inline void fib_result_assign(struct fib_result *res,
+ struct fib_info *fi)
+{
+ /* we used to play games with refcounts, but we now use RCU */
+ res->fi = fi;
+}
+
+struct fib_prop {
+ int error;
+ u8 scope;
+};
+
+extern const struct fib_prop fib_props[RTN_MAX + 1];
+
+#endif /* _FIB_LOOKUP_H */