Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jbarnes...

[safe/jmp/linux-2.6] / include / linux / if_tun.h

diff --git a/include/linux/if_tun.h b/include/linux/if_tun.h
index 563fae5..049d6c9 100644 (file)
--- a/include/linux/if_tun.h
+++ b/include/linux/if_tun.h
@@ -17,6 +17,7 @@
 #define __IF_TUN_H
 
 #include <linux/types.h>
+#include <linux/if_ether.h>
 
 /* Read queue size */
 #define TUN_READQ_SIZE 500
@@ -42,7 +43,11 @@
 #define TUNSETLINK    _IOW('T', 205, int)
 #define TUNSETGROUP   _IOW('T', 206, int)
 #define TUNGETFEATURES _IOR('T', 207, unsigned int)
-#define TUNSETOFFLOAD _IOW('T', 208, unsigned int)
+#define TUNSETOFFLOAD  _IOW('T', 208, unsigned int)
+#define TUNSETTXFILTER _IOW('T', 209, unsigned int)
+#define TUNGETIFF      _IOR('T', 210, unsigned int)
+#define TUNGETSNDBUF   _IOR('T', 211, int)
+#define TUNSETSNDBUF   _IOW('T', 212, int)
 
 /* TUNSETIFF ifr flags */
 #define IFF_TUN                0x0001
@@ -57,10 +62,26 @@
 #define TUN_F_TSO6     0x04    /* I can handle TSO for IPv6 packets */
 #define TUN_F_TSO_ECN  0x08    /* I can handle TSO with ECN bits. */
 
+/* Protocol info prepended to the packets (when IFF_NO_PI is not set) */
+#define TUN_PKT_STRIP  0x0001
 struct tun_pi {
-       unsigned short flags;
+       __u16  flags;
        __be16 proto;
 };
-#define TUN_PKT_STRIP  0x0001
+
+/*
+ * Filter spec (used for SETXXFILTER ioctls)
+ * This stuff is applicable only to the TAP (Ethernet) devices.
+ * If the count is zero the filter is disabled and the driver accepts
+ * all packets (promisc mode).
+ * If the filter is enabled in order to accept broadcast packets
+ * broadcast addr must be explicitly included in the addr list.
+ */
+#define TUN_FLT_ALLMULTI 0x0001 /* Accept all multicast packets */
+struct tun_filter {
+       __u16  flags; /* TUN_FLT_ flags see above */
+       __u16  count; /* Number of addresses */
+       __u8   addr[0][ETH_ALEN];
+};
 
 #endif /* __IF_TUN_H */