[NETFILTER]: nf_queue: move queueing related functions/struct to seperate header

Signed-off-by: Patrick McHardy <kaber@trash.net>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 32 insertions, 0 deletions

diff --git a/include/net/netfilter/nf_queue.h b/include/net/netfilter/nf_queue.h
new file mode 100644
index 000000000000..8c6b382fd865
--- /dev/null
+++ b/include/net/netfilter/nf_queue.h
@@ -0,0 +1,32 @@
+#ifndef _NF_QUEUE_H
+#define _NF_QUEUE_H
+
+/* Each queued (to userspace) skbuff has one of these. */
+struct nf_info {
+        struct nf_hook_ops      *elem;
+        int                     pf;
+        unsigned int            hook;
+        struct net_device       *indev;
+        struct net_device       *outdev;
+        int                     (*okfn)(struct sk_buff *);
+};
+
+#define nf_info_reroute(x) ((void *)x + sizeof(struct nf_info))
+
+/* Packet queuing */
+struct nf_queue_handler {
+        int                     (*outfn)(struct sk_buff *skb,
+                                         struct nf_info *info,
+                                         unsigned int queuenum);
+        char                    *name;
+};
+
+extern int nf_register_queue_handler(int pf,
+                                     const struct nf_queue_handler *qh);
+extern int nf_unregister_queue_handler(int pf,
+                                       const struct nf_queue_handler *qh);
+extern void nf_unregister_queue_handlers(const struct nf_queue_handler *qh);
+extern void nf_reinject(struct sk_buff *skb, struct nf_info *info,
+                        unsigned int verdict);
+
+#endif /* _NF_QUEUE_H */