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Diffstat (limited to 'include/linux/ipv6_route.h')
-rw-r--r--include/linux/ipv6_route.h8
1 files changed, 8 insertions, 0 deletions
diff --git a/include/linux/ipv6_route.h b/include/linux/ipv6_route.h
index d7c41d1d706a..f4b085c91608 100644
--- a/include/linux/ipv6_route.h
+++ b/include/linux/ipv6_route.h
@@ -27,8 +27,16 @@
#define RTF_FLOW 0x02000000 /* flow significant route */
#define RTF_POLICY 0x04000000 /* policy route */
+#define RTF_PREF(pref) ((pref) << 27)
+#define RTF_PREF_MASK 0x18000000
+
#define RTF_LOCAL 0x80000000
+#ifdef __KERNEL__
+#define IPV6_EXTRACT_PREF(flag) (((flag) & RTF_PREF_MASK) >> 27)
+#define IPV6_DECODE_PREF(pref) ((pref) ^ 2) /* 1:low,2:med,3:high */
+#endif
+
struct in6_rtmsg {
struct in6_addr rtmsg_dst;
struct in6_addr rtmsg_src;