[IPV6]: Support Source Address Selection API (RFC5014).

Signed-off-by: YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org>

1 files changed, 11 insertions, 0 deletions

diff --git a/include/linux/in6.h b/include/linux/in6.h
index 2a61c82af115..f674000c6c99 100644
--- a/include/linux/in6.h
+++ b/include/linux/in6.h
@@ -249,4 +249,15 @@ struct in6_flowlabel_req
  * IP6T_SO_GET_REVISION_TARGET  69
  */
 
+/* RFC5014: Source address selection */
+#define IPV6_ADDR_PREFERENCES   72
+
+#define IPV6_PREFER_SRC_TMP             0x0001
+#define IPV6_PREFER_SRC_PUBLIC          0x0002
+#define IPV6_PREFER_SRC_PUBTMP_DEFAULT  0x0100
+#define IPV6_PREFER_SRC_COA             0x0004
+#define IPV6_PREFER_SRC_HOME            0x0400
+#define IPV6_PREFER_SRC_CGA             0x0008
+#define IPV6_PREFER_SRC_NONCGA          0x0800
+
 #endif