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Diffstat (limited to 'datapath/linux-2.6/compat-2.6/include/linux/ip.h')
-rw-r--r--datapath/linux-2.6/compat-2.6/include/linux/ip.h18
1 files changed, 18 insertions, 0 deletions
diff --git a/datapath/linux-2.6/compat-2.6/include/linux/ip.h b/datapath/linux-2.6/compat-2.6/include/linux/ip.h
new file mode 100644
index 000000000..36765396b
--- /dev/null
+++ b/datapath/linux-2.6/compat-2.6/include/linux/ip.h
@@ -0,0 +1,18 @@
+#ifndef __LINUX_IP_WRAPPER_H
+#define __LINUX_IP_WRAPPER_H 1
+
+#include_next <linux/ip.h>
+
+#ifndef HAVE_SKBUFF_HEADER_HELPERS
+static inline struct iphdr *ip_hdr(const struct sk_buff *skb)
+{
+ return (struct iphdr *)skb_network_header(skb);
+}
+
+static inline unsigned int ip_hdrlen(const struct sk_buff *skb)
+{
+ return ip_hdr(skb)->ihl * 4;
+}
+#endif /* !HAVE_SKBUFF_HEADER_HELPERS */
+
+#endif