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tun: socket filter support

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This patch adds Linux Socket Filter support to
tun driver.

Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Michael S. Tsirkin
2010-02-14 01:01:10 +00:00
committed by David S. Miller
parent 5ff3f07367
commit 9940516259
2 changed files with 29 additions and 0 deletions
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3
include/linux/if_tun.h
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@@ -18,6 +18,7 @@
#include <linux/types.h>
#include <linux/if_ether.h>
#include <linux/filter.h>
/* Read queue size */
#define TUN_READQ_SIZE 500
@@ -48,6 +49,8 @@
#define TUNGETIFF _IOR('T', 210, unsigned int)
#define TUNGETSNDBUF _IOR('T', 211, int)
#define TUNSETSNDBUF _IOW('T', 212, int)
#define TUNATTACHFILTER _IOW('T', 213, struct sock_fprog)
#define TUNDETACHFILTER _IOW('T', 214, struct sock_fprog)
/* TUNSETIFF ifr flags */
#define IFF_TUN 0x0001