Add the rt linux 4.1.3-rt3 as base

[kvmfornfv.git] / kernel / include / net / netfilter / nf_nat_core.h

diff --git a/kernel/include/net/netfilter/nf_nat_core.h b/kernel/include/net/netfilter/nf_nat_core.h
new file mode 100644 (file)
index 0000000..fbfd1ba
--- /dev/null
+++ b/kernel/include/net/netfilter/nf_nat_core.h
@@ -0,0 +1,31 @@
+#ifndef _NF_NAT_CORE_H
+#define _NF_NAT_CORE_H
+#include <linux/list.h>
+#include <net/netfilter/nf_conntrack.h>
+#include <net/netfilter/nf_nat.h>
+
+/* This header used to share core functionality between the standalone
+   NAT module, and the compatibility layer's use of NAT for masquerading. */
+
+unsigned int nf_nat_packet(struct nf_conn *ct, enum ip_conntrack_info ctinfo,
+                          unsigned int hooknum, struct sk_buff *skb);
+
+int nf_xfrm_me_harder(struct sk_buff *skb, unsigned int family);
+
+static inline int nf_nat_initialized(struct nf_conn *ct,
+                                    enum nf_nat_manip_type manip)
+{
+       if (manip == NF_NAT_MANIP_SRC)
+               return ct->status & IPS_SRC_NAT_DONE;
+       else
+               return ct->status & IPS_DST_NAT_DONE;
+}
+
+struct nlattr;
+
+extern int
+(*nfnetlink_parse_nat_setup_hook)(struct nf_conn *ct,
+                                 enum nf_nat_manip_type manip,
+                                 const struct nlattr *attr);
+
+#endif /* _NF_NAT_CORE_H */