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[/] [test_project/] [trunk/] [linux_sd_driver/] [include/] [linux/] [if_tun.h] - Blame information for rev 81

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/*
 *  Universal TUN/TAP device driver.
 *  Copyright (C) 1999-2000 Maxim Krasnyansky <max_mk@yahoo.com>
 *
 *  This program is free software; you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License as published by
 *  the Free Software Foundation; either version 2 of the License, or
 *  (at your option) any later version.
 *
 *  This program is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
 *  GNU General Public License for more details.
 *
 *  $Id: if_tun.h,v 1.2 2001/06/01 18:39:47 davem Exp $
 */
 
#ifndef __IF_TUN_H
#define __IF_TUN_H
 
/* Uncomment to enable debugging */
/* #define TUN_DEBUG 1 */
 
#ifdef __KERNEL__
 
#ifdef TUN_DEBUG
#define DBG  if(tun->debug)printk
#define DBG1 if(debug==2)printk
#else
#define DBG( a... )
#define DBG1( a... )
#endif
 
struct tun_struct {
        struct list_head        list;
        unsigned long           flags;
        int                     attached;
        uid_t                   owner;
        gid_t                   group;
 
        wait_queue_head_t       read_wait;
        struct sk_buff_head     readq;
 
        struct net_device       *dev;
 
        struct fasync_struct    *fasync;
 
        unsigned long if_flags;
        u8 dev_addr[ETH_ALEN];
        u32 chr_filter[2];
        u32 net_filter[2];
 
#ifdef TUN_DEBUG        
        int debug;
#endif  
};
 
#endif /* __KERNEL__ */
 
/* Read queue size */
#define TUN_READQ_SIZE  500
 
/* TUN device flags */
#define TUN_TUN_DEV     0x0001  
#define TUN_TAP_DEV     0x0002
#define TUN_TYPE_MASK   0x000f
 
#define TUN_FASYNC      0x0010
#define TUN_NOCHECKSUM  0x0020
#define TUN_NO_PI       0x0040
#define TUN_ONE_QUEUE   0x0080
#define TUN_PERSIST     0x0100  
 
/* Ioctl defines */
#define TUNSETNOCSUM  _IOW('T', 200, int) 
#define TUNSETDEBUG   _IOW('T', 201, int) 
#define TUNSETIFF     _IOW('T', 202, int) 
#define TUNSETPERSIST _IOW('T', 203, int) 
#define TUNSETOWNER   _IOW('T', 204, int)
#define TUNSETLINK    _IOW('T', 205, int)
#define TUNSETGROUP   _IOW('T', 206, int)
 
/* TUNSETIFF ifr flags */
#define IFF_TUN         0x0001
#define IFF_TAP         0x0002
#define IFF_NO_PI       0x1000
#define IFF_ONE_QUEUE   0x2000
 
struct tun_pi {
        unsigned short flags;
        unsigned short proto;
};
#define TUN_PKT_STRIP   0x0001
 
#endif /* __IF_TUN_H */

Line No.	Rev	Author	Line
1	62	marcus.erl	`/*`
2			`* Universal TUN/TAP device driver.`
3			`* Copyright (C) 1999-2000 Maxim Krasnyansky <max_mk@yahoo.com>`
4			`*`
5			`* This program is free software; you can redistribute it and/or modify`
6			`* it under the terms of the GNU General Public License as published by`
7			`* the Free Software Foundation; either version 2 of the License, or`
8			`* (at your option) any later version.`
9			`*`
10			`* This program is distributed in the hope that it will be useful,`
11			`* but WITHOUT ANY WARRANTY; without even the implied warranty of`
12			`* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the`
13			`* GNU General Public License for more details.`
14			`*`
15			`* $Id: if_tun.h,v 1.2 2001/06/01 18:39:47 davem Exp $`
16			`*/`
17
18			`#ifndef __IF_TUN_H`
19			`#define __IF_TUN_H`
20
21			`/* Uncomment to enable debugging */`
22			`/* #define TUN_DEBUG 1 */`
23
24			`#ifdef __KERNEL__`
25
26			`#ifdef TUN_DEBUG`
27			`#define DBG if(tun->debug)printk`
28			`#define DBG1 if(debug==2)printk`
29			`#else`
30			`#define DBG( a... )`
31			`#define DBG1( a... )`
32			`#endif`
33
34			`struct tun_struct {`
35			`struct list_head list;`
36			`unsigned long flags;`
37			`int attached;`
38			`uid_t owner;`
39			`gid_t group;`
40
41			`wait_queue_head_t read_wait;`
42			`struct sk_buff_head readq;`
43
44			`struct net_device *dev;`
45
46			`struct fasync_struct *fasync;`
47
48			`unsigned long if_flags;`
49			`u8 dev_addr[ETH_ALEN];`
50			`u32 chr_filter[2];`
51			`u32 net_filter[2];`
52
53			`#ifdef TUN_DEBUG`
54			`int debug;`
55			`#endif`
56			`};`
57
58			`#endif /* __KERNEL__ */`
59
60			`/* Read queue size */`
61			`#define TUN_READQ_SIZE 500`
62
63			`/* TUN device flags */`
64			`#define TUN_TUN_DEV 0x0001`
65			`#define TUN_TAP_DEV 0x0002`
66			`#define TUN_TYPE_MASK 0x000f`
67
68			`#define TUN_FASYNC 0x0010`
69			`#define TUN_NOCHECKSUM 0x0020`
70			`#define TUN_NO_PI 0x0040`
71			`#define TUN_ONE_QUEUE 0x0080`
72			`#define TUN_PERSIST 0x0100`
73
74			`/* Ioctl defines */`
75			`#define TUNSETNOCSUM _IOW('T', 200, int)`
76			`#define TUNSETDEBUG _IOW('T', 201, int)`
77			`#define TUNSETIFF _IOW('T', 202, int)`
78			`#define TUNSETPERSIST _IOW('T', 203, int)`
79			`#define TUNSETOWNER _IOW('T', 204, int)`
80			`#define TUNSETLINK _IOW('T', 205, int)`
81			`#define TUNSETGROUP _IOW('T', 206, int)`
82
83			`/* TUNSETIFF ifr flags */`
84			`#define IFF_TUN 0x0001`
85			`#define IFF_TAP 0x0002`
86			`#define IFF_NO_PI 0x1000`
87			`#define IFF_ONE_QUEUE 0x2000`
88
89			`struct tun_pi {`
90			`unsigned short flags;`
91			`unsigned short proto;`
92			`};`
93			`#define TUN_PKT_STRIP 0x0001`
94
95			`#endif /* __IF_TUN_H */`

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[/] [test_project/] [trunk/] [linux_sd_driver/] [include/] [linux/] [if_tun.h] - Blame information for rev 81