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Mark McLoughlin76682292009-10-22 17:43:33 +01001/*
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
Paolo Bonzini1422e322012-10-24 08:43:34 +020016#ifndef QEMU_TAP_LINUX_H
17#define QEMU_TAP_LINUX_H
Mark McLoughlin76682292009-10-22 17:43:33 +010018
Anthony Liguoried7193e2009-10-30 16:45:20 -050019#ifdef __linux__
Alexander Graf71f4eff2009-10-30 22:27:00 +010020
Mark McLoughlin76682292009-10-22 17:43:33 +010021#include <linux/ioctl.h>
22
23/* Ioctl defines */
24#define TUNSETIFF _IOW('T', 202, int)
Mark McLoughlin8e0f8e52009-10-22 17:43:35 +010025#define TUNGETFEATURES _IOR('T', 207, unsigned int)
Mark McLoughlinb1c28b42009-10-22 17:43:46 +010026#define TUNSETOFFLOAD _IOW('T', 208, unsigned int)
Mark McLoughlin8e0f8e52009-10-22 17:43:35 +010027#define TUNGETIFF _IOR('T', 210, unsigned int)
Mark McLoughlin76682292009-10-22 17:43:33 +010028#define TUNSETSNDBUF _IOW('T', 212, int)
Michael S. Tsirkin445d8922010-07-16 11:16:06 +030029#define TUNGETVNETHDRSZ _IOR('T', 215, int)
30#define TUNSETVNETHDRSZ _IOW('T', 216, int)
Jason Wang4e4f9ae2013-01-30 19:12:29 +080031#define TUNSETQUEUE _IOW('T', 217, int)
Greg Kurzc80cd6b2015-06-17 15:23:44 +020032#define TUNSETVNETLE _IOW('T', 220, int)
33#define TUNSETVNETBE _IOW('T', 222, int)
Mark McLoughlin76682292009-10-22 17:43:33 +010034
Alexander Graf71f4eff2009-10-30 22:27:00 +010035#endif
36
Mark McLoughlin76682292009-10-22 17:43:33 +010037/* TUNSETIFF ifr flags */
Peter Lievend26e4452013-02-25 10:17:08 +010038#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
Jason Wang4e4f9ae2013-01-30 19:12:29 +080043#define IFF_ATTACH_QUEUE 0x0200
44#define IFF_DETACH_QUEUE 0x0400
Mark McLoughlin8e0f8e52009-10-22 17:43:35 +010045
Mark McLoughlinb1c28b42009-10-22 17:43:46 +010046/* 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. */
Sridhar Samudrala6c9f58b2009-10-22 17:43:49 +010051#define TUN_F_UFO 0x10 /* I can handle UFO packets */
Mark McLoughlinb1c28b42009-10-22 17:43:46 +010052
Markus Armbruster175de522016-06-29 15:29:06 +020053#endif /* QEMU_TAP_LINUX_H */