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-rw-r--r--include/linux/if.h1
-rw-r--r--include/linux/if_tunnel.h3
-rw-r--r--include/linux/in.h8
3 files changed, 12 insertions, 0 deletions
diff --git a/include/linux/if.h b/include/linux/if.h
index 186070d5c54..5c9d1fa93fe 100644
--- a/include/linux/if.h
+++ b/include/linux/if.h
@@ -63,6 +63,7 @@
#define IFF_MASTER_ALB 0x10 /* bonding master, balance-alb. */
#define IFF_BONDING 0x20 /* bonding master or slave */
#define IFF_SLAVE_NEEDARP 0x40 /* need ARPs for validation */
+#define IFF_ISATAP 0x80 /* ISATAP interface (RFC4214) */
#define IF_GET_IFACE 0x0001 /* for querying only */
#define IF_GET_PROTO 0x0002
diff --git a/include/linux/if_tunnel.h b/include/linux/if_tunnel.h
index 660b5010c2d..228eb4eb312 100644
--- a/include/linux/if_tunnel.h
+++ b/include/linux/if_tunnel.h
@@ -17,6 +17,9 @@
#define GRE_FLAGS __constant_htons(0x00F8)
#define GRE_VERSION __constant_htons(0x0007)
+/* i_flags values for SIT mode */
+#define SIT_ISATAP 0x0001
+
struct ip_tunnel_parm
{
char name[IFNAMSIZ];
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 */