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-rw-r--r--include/linux/in.h8
1 files changed, 8 insertions, 0 deletions
diff --git a/include/linux/in.h b/include/linux/in.h
index 3975cbf52f2..a8f00cac8f7 100644
--- a/include/linux/in.h
+++ b/include/linux/in.h
@@ -253,6 +253,14 @@ struct sockaddr_in {
#define ZERONET(x) (((x) & htonl(0xff000000)) == htonl(0x00000000))
#define LOCAL_MCAST(x) (((x) & htonl(0xFFFFFF00)) == htonl(0xE0000000))
+/* Special-Use IPv4 Addresses (RFC3330) */
+#define PRIVATE_10(x) (((x) & htonl(0xff000000)) == htonl(0x0A000000))
+#define LINKLOCAL_169(x) (((x) & htonl(0xffff0000)) == htonl(0xA9FE0000))
+#define PRIVATE_172(x) (((x) & htonl(0xfff00000)) == htonl(0xAC100000))
+#define TEST_192(x) (((x) & htonl(0xffffff00)) == htonl(0xC0000200))
+#define ANYCAST_6TO4(x) (((x) & htonl(0xffffff00)) == htonl(0xC0586300))
+#define PRIVATE_192(x) (((x) & htonl(0xffff0000)) == htonl(0xC0A80000))
+#define TEST_198(x) (((x) & htonl(0xfffe0000)) == htonl(0xC6120000))
#endif
#endif /* _LINUX_IN_H */