zte's code,first commit
Change-Id: I9a04da59e459a9bc0d67f101f700d9d7dc8d681b
diff --git a/ap/os/linux/linux-3.4.x/include/net/ah.h b/ap/os/linux/linux-3.4.x/include/net/ah.h
new file mode 100644
index 0000000..ca95b98
--- /dev/null
+++ b/ap/os/linux/linux-3.4.x/include/net/ah.h
@@ -0,0 +1,25 @@
+#ifndef _NET_AH_H
+#define _NET_AH_H
+
+#include <linux/skbuff.h>
+
+/* This is the maximum truncated ICV length that we know of. */
+#define MAX_AH_AUTH_LEN 64
+
+struct crypto_ahash;
+
+struct ah_data {
+ int icv_full_len;
+ int icv_trunc_len;
+
+ struct crypto_ahash *ahash;
+};
+
+struct ip_auth_hdr;
+
+static inline struct ip_auth_hdr *ip_auth_hdr(const struct sk_buff *skb)
+{
+ return (struct ip_auth_hdr *)skb_transport_header(skb);
+}
+
+#endif