2 files changed, 24 insertions, 0 deletions

diff --git a/include/linux/if_tunnel.h b/include/linux/if_tunnel.h
index 5a9aae4adb44..c53c8e016940 100644
--- a/include/linux/if_tunnel.h
+++ b/include/linux/if_tunnel.h
@@ -15,6 +15,10 @@
 #define SIOCADDPRL      (SIOCDEVPRIVATE + 5)
 #define SIOCDELPRL      (SIOCDEVPRIVATE + 6)
 #define SIOCCHGPRL      (SIOCDEVPRIVATE + 7)
+#define SIOCGET6RD      (SIOCDEVPRIVATE + 8)
+#define SIOCADD6RD      (SIOCDEVPRIVATE + 9)
+#define SIOCDEL6RD      (SIOCDEVPRIVATE + 10)
+#define SIOCCHG6RD      (SIOCDEVPRIVATE + 11)
 
 #define GRE_CSUM        __cpu_to_be16(0x8000)
 #define GRE_ROUTING     __cpu_to_be16(0x4000)
@@ -51,6 +55,13 @@ struct ip_tunnel_prl {
 /* PRL flags */
 #define PRL_DEFAULT             0x0001
 
+struct ip_tunnel_6rd {
+        struct in6_addr         prefix;
+        __be32                  relay_prefix;
+        __u16                   prefixlen;
+        __u16                   relay_prefixlen;
+};
+
 enum
 {
         IFLA_GRE_UNSPEC,
diff --git a/include/net/ipip.h b/include/net/ipip.h
index 0159221a8509..86f1c8bd040c 100644
--- a/include/net/ipip.h
+++ b/include/net/ipip.h
@@ -7,6 +7,15 @@
 /* Keep error state on tunnel for 30 sec */
 #define IPTUNNEL_ERR_TIMEO      (30*HZ)
 
+/* 6rd prefix/relay information */
+struct ip_tunnel_6rd_parm
+{
+        struct in6_addr         prefix;
+        __be32                  relay_prefix;
+        u16                     prefixlen;
+        u16                     relay_prefixlen;
+};
+
 struct ip_tunnel
 {
         struct ip_tunnel        *next;
@@ -23,6 +32,10 @@ struct ip_tunnel
 
         struct ip_tunnel_parm   parms;
 
+        /* for SIT */
+#ifdef CONFIG_IPV6_SIT_6RD
+        struct ip_tunnel_6rd_parm       ip6rd;
+#endif
         struct ip_tunnel_prl_entry      *prl;           /* potential router list */
         unsigned int                    prl_count;      /* # of entries in PRL */
 };