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-rw-r--r--include/linux/rtnetlink.h7
1 files changed, 7 insertions, 0 deletions
diff --git a/include/linux/rtnetlink.h b/include/linux/rtnetlink.h
index d1c7c90..fbc8cb0 100644
--- a/include/linux/rtnetlink.h
+++ b/include/linux/rtnetlink.h
@@ -7,6 +7,13 @@
#include <linux/if_addr.h>
#include <linux/neighbour.h>
+/* rtnetlink families. Values up to 127 are reserved for real address
+ * families, values above 128 may be used arbitrarily.
+ */
+#define RTNL_FAMILY_IPMR 128
+#define RTNL_FAMILY_IP6MR 129
+#define RTNL_FAMILY_MAX 129
+
/****
* Routing/neighbour discovery messages.
****/
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