1 | /* |
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 | |
16 | #ifndef QEMU_TAP_LINUX_H |
17 | #define QEMU_TAP_LINUX_H |
18 | |
19 | #ifdef __linux__ |
20 | |
21 | #include <linux/ioctl.h> |
22 | |
23 | /* Ioctl defines */ |
24 | #define TUNSETIFF _IOW('T', 202, int) |
25 | #define TUNGETFEATURES _IOR('T', 207, unsigned int) |
26 | #define TUNSETOFFLOAD _IOW('T', 208, unsigned int) |
27 | #define TUNGETIFF _IOR('T', 210, unsigned int) |
28 | #define TUNSETSNDBUF _IOW('T', 212, int) |
29 | #define TUNGETVNETHDRSZ _IOR('T', 215, int) |
30 | #define TUNSETVNETHDRSZ _IOW('T', 216, int) |
31 | #define TUNSETQUEUE _IOW('T', 217, int) |
32 | #define TUNSETVNETLE _IOW('T', 220, int) |
33 | #define TUNSETVNETBE _IOW('T', 222, int) |
34 | |
35 | #endif |
36 | |
37 | /* TUNSETIFF ifr flags */ |
38 | #define IFF_TAP 0x0002 |
39 | #define IFF_NO_PI 0x1000 |
40 | #define IFF_ONE_QUEUE 0x2000 |
41 | #define IFF_VNET_HDR 0x4000 |
42 | #define IFF_MULTI_QUEUE 0x0100 |
43 | #define IFF_ATTACH_QUEUE 0x0200 |
44 | #define IFF_DETACH_QUEUE 0x0400 |
45 | |
46 | /* Features for GSO (TUNSETOFFLOAD). */ |
47 | #define TUN_F_CSUM 0x01 /* You can hand me unchecksummed packets. */ |
48 | #define TUN_F_TSO4 0x02 /* I can handle TSO for IPv4 packets */ |
49 | #define TUN_F_TSO6 0x04 /* I can handle TSO for IPv6 packets */ |
50 | #define TUN_F_TSO_ECN 0x08 /* I can handle TSO with ECN bits. */ |
51 | #define TUN_F_UFO 0x10 /* I can handle UFO packets */ |
52 | |
53 | #endif /* QEMU_TAP_LINUX_H */ |
54 | |