Add the rt linux 4.1.3-rt3 as base

[kvmfornfv.git] / kernel / include / net / netfilter / nf_tables_ipv4.h

diff --git a/kernel/include/net/netfilter/nf_tables_ipv4.h b/kernel/include/net/netfilter/nf_tables_ipv4.h
new file mode 100644 (file)
index 0000000..2df7f96
--- /dev/null
+++ b/kernel/include/net/netfilter/nf_tables_ipv4.h
@@ -0,0 +1,25 @@
+#ifndef _NF_TABLES_IPV4_H_
+#define _NF_TABLES_IPV4_H_
+
+#include <net/netfilter/nf_tables.h>
+#include <net/ip.h>
+
+static inline void
+nft_set_pktinfo_ipv4(struct nft_pktinfo *pkt,
+                    const struct nf_hook_ops *ops,
+                    struct sk_buff *skb,
+                    const struct nf_hook_state *state)
+{
+       struct iphdr *ip;
+
+       nft_set_pktinfo(pkt, ops, skb, state);
+
+       ip = ip_hdr(pkt->skb);
+       pkt->tprot = ip->protocol;
+       pkt->xt.thoff = ip_hdrlen(pkt->skb);
+       pkt->xt.fragoff = ntohs(ip->frag_off) & IP_OFFSET;
+}
+
+extern struct nft_af_info nft_af_ipv4;
+
+#endif