1 files changed, 51 insertions, 0 deletions

diff --git a/include/uapi/linux/ip6_tunnel.h b/include/uapi/linux/ip6_tunnel.h
new file mode 100644
index 000000000000..48af63c9a48d
--- /dev/null
+++ b/include/uapi/linux/ip6_tunnel.h
@@ -0,0 +1,51 @@
+#ifndef _IP6_TUNNEL_H
+#define _IP6_TUNNEL_H
+
+#include <linux/types.h>
+
+#define IPV6_TLV_TNL_ENCAP_LIMIT 4
+#define IPV6_DEFAULT_TNL_ENCAP_LIMIT 4
+
+/* don't add encapsulation limit if one isn't present in inner packet */
+#define IP6_TNL_F_IGN_ENCAP_LIMIT 0x1
+/* copy the traffic class field from the inner packet */
+#define IP6_TNL_F_USE_ORIG_TCLASS 0x2
+/* copy the flowlabel from the inner packet */
+#define IP6_TNL_F_USE_ORIG_FLOWLABEL 0x4
+/* being used for Mobile IPv6 */
+#define IP6_TNL_F_MIP6_DEV 0x8
+/* copy DSCP from the outer packet */
+#define IP6_TNL_F_RCV_DSCP_COPY 0x10
+/* copy fwmark from inner packet */
+#define IP6_TNL_F_USE_ORIG_FWMARK 0x20
+
+struct ip6_tnl_parm {
+        char name[IFNAMSIZ];    /* name of tunnel device */
+        int link;               /* ifindex of underlying L2 interface */
+        __u8 proto;             /* tunnel protocol */
+        __u8 encap_limit;       /* encapsulation limit for tunnel */
+        __u8 hop_limit;         /* hop limit for tunnel */
+        __be32 flowinfo;        /* traffic class and flowlabel for tunnel */
+        __u32 flags;            /* tunnel flags */
+        struct in6_addr laddr;  /* local tunnel end-point address */
+        struct in6_addr raddr;  /* remote tunnel end-point address */
+};
+
+struct ip6_tnl_parm2 {
+        char name[IFNAMSIZ];    /* name of tunnel device */
+        int link;               /* ifindex of underlying L2 interface */
+        __u8 proto;             /* tunnel protocol */
+        __u8 encap_limit;       /* encapsulation limit for tunnel */
+        __u8 hop_limit;         /* hop limit for tunnel */
+        __be32 flowinfo;        /* traffic class and flowlabel for tunnel */
+        __u32 flags;            /* tunnel flags */
+        struct in6_addr laddr;  /* local tunnel end-point address */
+        struct in6_addr raddr;  /* remote tunnel end-point address */
+
+        __be16                  i_flags;
+        __be16                  o_flags;
+        __be32                  i_key;
+        __be32                  o_key;
+};
+
+#endif