[IPV6] MIP6: Add routing header type 2 definition.

Add routing header type 2 definition for Mobile IPv6.
Based on MIPL2 kernel patch.

Signed-off-by: Noriaki TAKAMIYA <takamiya@po.ntts.co.jp>
Signed-off-by: Masahide NAKAMURA <nakam@linux-ipv6.org>
Signed-off-by: YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org>

1 files changed, 13 insertions, 0 deletions

diff --git a/include/linux/ipv6.h b/include/linux/ipv6.h
index 02d14a3ff2af..d995662e94c4 100644
--- a/include/linux/ipv6.h
+++ b/include/linux/ipv6.h
@@ -29,6 +29,7 @@ struct in6_ifreq {
 
 #define IPV6_SRCRT_STRICT       0x01    /* this hop must be a neighbor  */
 #define IPV6_SRCRT_TYPE_0       0       /* IPv6 type 0 Routing Header   */
+#define IPV6_SRCRT_TYPE_2       2       /* IPv6 type 2 Routing Header   */
 
 /*
  *      routing header
@@ -73,6 +74,18 @@ struct rt0_hdr {
 #define rt0_type                rt_hdr.type
 };
 
+/*
+ *      routing header type 2
+ */
+
+struct rt2_hdr {
+        struct ipv6_rt_hdr      rt_hdr;
+        __u32                   reserved;
+        struct in6_addr         addr;
+
+#define rt2_type                rt_hdr.type
+};
+
 struct ipv6_auth_hdr {
         __u8  nexthdr;
         __u8  hdrlen;           /* This one is measured in 32 bit units! */