tun.c File Reference

#include <linux/module.h>
#include <linux/errno.h>
#include <linux/kernel.h>
#include <linux/major.h>
#include <linux/slab.h>
#include <linux/poll.h>
#include <linux/fcntl.h>
#include <linux/init.h>
#include <linux/skbuff.h>
#include <linux/netdevice.h>
#include <linux/etherdevice.h>
#include <linux/miscdevice.h>
#include <linux/ethtool.h>
#include <linux/rtnetlink.h>
#include <linux/compat.h>
#include <linux/if.h>
#include <linux/if_arp.h>
#include <linux/if_ether.h>
#include <linux/if_tun.h>
#include <linux/crc32.h>
#include <linux/nsproxy.h>
#include <linux/virtio_net.h>
#include <linux/rcupdate.h>
#include <net/net_namespace.h>
#include <net/netns/generic.h>
#include <net/rtnetlink.h>
#include <net/sock.h>
#include <net/cls_cgroup.h>
#include <asm/uaccess.h>

Go to the source code of this file.

Data Structures
struct	tap_filter
struct	tun_file
struct	tun_struct
struct	tun_sock

Macros
#define	pr_fmt(fmt)   KBUILD_MODNAME ": " fmt
#define	DRV_NAME   "tun"
#define	DRV_VERSION   "1.6"
#define	DRV_DESCRIPTION   "Universal TUN/TAP device driver"
#define	DRV_COPYRIGHT   "(C) 1999-2004 Max Krasnyansky <[email protected]>"
#define	tun_debug(level, tun, fmt, args...)
#define	DBG1(level, fmt, args...)
#define	GOODCOPY_LEN   128
#define	FLT_EXACT_COUNT   8
#define	TUN_USER_FEATURES
#define	MIN_MTU   68
#define	MAX_MTU   65535

Functions
struct socket *	tun_get_socket (struct file *file)
	EXPORT_SYMBOL_GPL (tun_get_socket)
	module_init (tun_init)
	module_exit (tun_cleanup)
	MODULE_DESCRIPTION (DRV_DESCRIPTION)
	MODULE_AUTHOR (DRV_COPYRIGHT)
	MODULE_LICENSE ("GPL")
	MODULE_ALIAS_MISCDEV (TUN_MINOR)
	MODULE_ALIAS ("devname:net/tun")

Macro Definition Documentation

#define DBG1	(		level,
			fmt,
			args...
	)

Value:

do {                                \
    if (0)                          \
        printk(level fmt, ##args);          \
} while (0)

Definition at line 97 of file tun.c.

#define DRV_COPYRIGHT   "(C) 1999-2004 Max Krasnyansky <[email protected]>"

Definition at line 42 of file tun.c.

#define DRV_DESCRIPTION   "Universal TUN/TAP device driver"

Definition at line 41 of file tun.c.

#define DRV_NAME   "tun"

Definition at line 39 of file tun.c.

#define DRV_VERSION   "1.6"

Definition at line 40 of file tun.c.

#define FLT_EXACT_COUNT   8

Definition at line 106 of file tun.c.

#define GOODCOPY_LEN   128

Definition at line 104 of file tun.c.

#define MAX_MTU   65535

Definition at line 451 of file tun.c.

#define MIN_MTU   68

Definition at line 450 of file tun.c.

#define pr_fmt

(

fmt

)

KBUILD_MODNAME ": " fmt

Definition at line 37 of file tun.c.

#define tun_debug	(		level,
			tun,
			fmt,
			args...
	)

Value:

do {                                \
    if (0)                          \
        netdev_printk(level, tun->dev, fmt, ##args);    \
} while (0)

Definition at line 92 of file tun.c.

#define TUN_USER_FEATURES

Value:

(NETIF_F_HW_CSUM|NETIF_F_TSO_ECN|NETIF_F_TSO| \
              NETIF_F_TSO6|NETIF_F_UFO)

Definition at line 129 of file tun.c.

Function Documentation

EXPORT_SYMBOL_GPL

(

tun_get_socket

)

MODULE_ALIAS

(

"devname:net/tun"

)

MODULE_ALIAS_MISCDEV

(

TUN_MINOR

)

MODULE_AUTHOR

(

DRV_COPYRIGHT

)

MODULE_DESCRIPTION

(

DRV_DESCRIPTION

)

module_exit

(

tun_cleanup

)

module_init

(

tun_init

)

MODULE_LICENSE

(

"GPL"

)

struct socket* tun_get_socket ( struct file *  file )

read

Definition at line 1823 of file tun.c.