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SoftEtherVPN/src/Mayaqua/TunTap.h
Daiyuu Nobori 9f9dc459a7 Preparing the development branch
2017-10-19 15:00:41 +09:00

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// SoftEther VPN Source Code - Developer Edition Master Branch
// Mayaqua Kernel
//
// TunTap.h
// Header file of the TUN / TAP device driver
// Comments: Tetsuo Sugiyama, Ph.D.
//
// This program is free software; you can redistribute it and/or
// modify it under the terms of the GNU General Public License
// version 2 as published by the Free Software Foundation.
//
// 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.
//
// You should have received a copy of the GNU General Public License version 2
// along with this program; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
// IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
// CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
// TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
// SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
//
// THE LICENSE AGREEMENT IS ATTACHED ON THE SOURCE-CODE PACKAGE
// AS "LICENSE.TXT" FILE. READ THE TEXT FILE IN ADVANCE TO USE THE SOFTWARE.
//
//
// THIS SOFTWARE IS DEVELOPED IN JAPAN, AND DISTRIBUTED FROM JAPAN,
// UNDER JAPANESE LAWS. YOU MUST AGREE IN ADVANCE TO USE, COPY, MODIFY,
// MERGE, PUBLISH, DISTRIBUTE, SUBLICENSE, AND/OR SELL COPIES OF THIS
// SOFTWARE, THAT ANY JURIDICAL DISPUTES WHICH ARE CONCERNED TO THIS
// SOFTWARE OR ITS CONTENTS, AGAINST US (SOFTETHER PROJECT, SOFTETHER
// CORPORATION, DAIYUU NOBORI OR OTHER SUPPLIERS), OR ANY JURIDICAL
// DISPUTES AGAINST US WHICH ARE CAUSED BY ANY KIND OF USING, COPYING,
// MODIFYING, MERGING, PUBLISHING, DISTRIBUTING, SUBLICENSING, AND/OR
// SELLING COPIES OF THIS SOFTWARE SHALL BE REGARDED AS BE CONSTRUED AND
// CONTROLLED BY JAPANESE LAWS, AND YOU MUST FURTHER CONSENT TO
// EXCLUSIVE JURISDICTION AND VENUE IN THE COURTS SITTING IN TOKYO,
// JAPAN. YOU MUST WAIVE ALL DEFENSES OF LACK OF PERSONAL JURISDICTION
// AND FORUM NON CONVENIENS. PROCESS MAY BE SERVED ON EITHER PARTY IN
// THE MANNER AUTHORIZED BY APPLICABLE LAW OR COURT RULE.
//
// USE ONLY IN JAPAN. DO NOT USE THIS SOFTWARE IN ANOTHER COUNTRY UNLESS
// YOU HAVE A CONFIRMATION THAT THIS SOFTWARE DOES NOT VIOLATE ANY
// CRIMINAL LAWS OR CIVIL RIGHTS IN THAT PARTICULAR COUNTRY. USING THIS
// SOFTWARE IN OTHER COUNTRIES IS COMPLETELY AT YOUR OWN RISK. THE
// SOFTETHER VPN PROJECT HAS DEVELOPED AND DISTRIBUTED THIS SOFTWARE TO
// COMPLY ONLY WITH THE JAPANESE LAWS AND EXISTING CIVIL RIGHTS INCLUDING
// PATENTS WHICH ARE SUBJECTS APPLY IN JAPAN. OTHER COUNTRIES' LAWS OR
// CIVIL RIGHTS ARE NONE OF OUR CONCERNS NOR RESPONSIBILITIES. WE HAVE
// NEVER INVESTIGATED ANY CRIMINAL REGULATIONS, CIVIL LAWS OR
// INTELLECTUAL PROPERTY RIGHTS INCLUDING PATENTS IN ANY OF OTHER 200+
// COUNTRIES AND TERRITORIES. BY NATURE, THERE ARE 200+ REGIONS IN THE
// WORLD, WITH DIFFERENT LAWS. IT IS IMPOSSIBLE TO VERIFY EVERY
// COUNTRIES' LAWS, REGULATIONS AND CIVIL RIGHTS TO MAKE THE SOFTWARE
// COMPLY WITH ALL COUNTRIES' LAWS BY THE PROJECT. EVEN IF YOU WILL BE
// SUED BY A PRIVATE ENTITY OR BE DAMAGED BY A PUBLIC SERVANT IN YOUR
// COUNTRY, THE DEVELOPERS OF THIS SOFTWARE WILL NEVER BE LIABLE TO
// RECOVER OR COMPENSATE SUCH DAMAGES, CRIMINAL OR CIVIL
// RESPONSIBILITIES. NOTE THAT THIS LINE IS NOT LICENSE RESTRICTION BUT
// JUST A STATEMENT FOR WARNING AND DISCLAIMER.
//
//
// SOURCE CODE CONTRIBUTION
// ------------------------
//
// Your contribution to SoftEther VPN Project is much appreciated.
// Please send patches to us through GitHub.
// Read the SoftEther VPN Patch Acceptance Policy in advance:
// http://www.softether.org/5-download/src/9.patch
//
//
// DEAR SECURITY EXPERTS
// ---------------------
//
// If you find a bug or a security vulnerability please kindly inform us
// about the problem immediately so that we can fix the security problem
// to protect a lot of users around the world as soon as possible.
//
// Our e-mail address for security reports is:
// softether-vpn-security [at] softether.org
//
// Please note that the above e-mail address is not a technical support
// inquiry address. If you need technical assistance, please visit
// http://www.softether.org/ and ask your question on the users forum.
//
// Thank you for your cooperation.
//
//
// NO MEMORY OR RESOURCE LEAKS
// ---------------------------
//
// The memory-leaks and resource-leaks verification under the stress
// test has been passed before release this source code.
#ifndef TUNTAP_H
#define TUNTAP_H
#ifdef UNIX_LINUX
// -----------------------------------------------------------------
// Tap header for Linux
// -----------------------------------------------------------------
/*
* 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 2001/10/31 15:27:57 arjanv Exp $
*/
#ifndef __IF_TUN_H
#define __IF_TUN_H
/* Uncomment to enable debugging */
/* #define TUN_DEBUG 1 */
/* Read queue size */
#define TUN_READQ_SIZE 10
/* 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)
/* 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 */
#else // UNIX_LINUX
#ifdef UNIX_SOLARIS
// -----------------------------------------------------------------
// Tap header for Solaris
// -----------------------------------------------------------------
/*
* Universal TUN/TAP device driver.
*
* Multithreaded STREAMS tun pseudo 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 1.4 2000/05/01 12:23:27 maxk Exp $
*/
#ifndef _SYS_IF_TUN_H
#define _SYS_IF_TUN_H
#ifdef _KERNEL
/* Uncomment to enable debuging */
/* #define TUN_DEBUG 1 */
#ifdef TUN_DEBUG
#define DBG cmn_err
#else
#define DBG( a... )
#endif
/* PPA structure, one per TUN iface */
struct tunppa {
unsigned int id; /* Iface number */
queue_t *rq; /* Control Stream RQ */
struct tunstr * p_str; /* Protocol Streams */
};
#define TUNMAXPPA 20
/* Stream structure, one per Stream */
struct tunstr {
struct tunstr *s_next; /* next in streams list */
struct tunstr *p_next; /* next in ppa list */
queue_t *rq; /* pointer to rq */
struct tunppa *ppa; /* assigned PPA */
u_long flags; /* flags */
u_long state; /* DL state */
u_long sap; /* bound sap */
u_long minor; /* minor device number */
};
/* Flags */
#define TUN_CONTROL 0x0001
#define TUN_RAW 0x0100
#define TUN_FAST 0x0200
#define TUN_ALL_PHY 0x0010
#define TUN_ALL_SAP 0x0020
#define TUN_ALL_MUL 0x0040
#define SNIFFER(a) ( (a & TUN_ALL_SAP) || (a & TUN_ALL_PHY) )
struct tundladdr {
u_short sap;
};
#define TUN_ADDR_LEN (sizeof(struct tundladdr))
#define TUN_QUEUE 0
#define TUN_DROP 1
#endif /* _KERNEL */
/* IOCTL defines */
#define TUNNEWPPA (('T'<<16) | 0x0001)
#define TUNSETPPA (('T'<<16) | 0x0002)
#endif /* _SYS_IF_TUN_H */
#else // UNIX_SOLARIS
#if defined(UNIX_BSD) || (!defined(NO_VLAN) && defined(UNIX_MACOS))
// -----------------------------------------------------------------
// Tap header for FreeBSD
// -----------------------------------------------------------------
// -----------------------------------------------------------------
// Tap header For MacOS
// -----------------------------------------------------------------
/* $NetBSD: if_tun.h,v 1.5 1994/06/29 06:36:27 cgd Exp $ */
/*
* Copyright (c) 1988, Julian Onions <jpo@cs.nott.ac.uk>
* Nottingham University 1987.
*
* This source may be freely distributed, however I would be interested
* in any changes that are made.
*
* This driver takes packets off the IP i/f and hands them up to a
* user process to have its wicked way with. This driver has it's
* roots in a similar driver written by Phil Cockcroft (formerly) at
* UCL. This driver is based much more on read/write/select mode of
* operation though.
*
* $FreeBSD: src/sys/net/if_tun.h,v 1.17 2000/01/23 01:47:12 brian Exp $
*/
#ifndef _NET_IF_TUN_H_
#define _NET_IF_TUN_H_
/* Refer to if_tunvar.h for the softc stuff */
/* Maximum transmit packet size (default) */
#define TUNMTU 1500
/* Maximum receive packet size (hard limit) */
#define TUNMRU 16384
struct tuninfo {
int baudrate; /* linespeed */
short mtu; /* maximum transmission unit */
u_char type; /* ethernet, tokenring, etc. */
u_char dummy; /* place holder */
};
/* ioctl's for get/set debug */
#define TUNSDEBUG _IOW('t', 90, int)
#define TUNGDEBUG _IOR('t', 89, int)
#define TUNSIFINFO _IOW('t', 91, struct tuninfo)
#define TUNGIFINFO _IOR('t', 92, struct tuninfo)
#define TUNSLMODE _IOW('t', 93, int)
#define TUNSIFMODE _IOW('t', 94, int)
#define TUNSIFPID _IO('t', 95)
#define TUNSIFHEAD _IOW('t', 96, int)
#define TUNGIFHEAD _IOR('t', 97, int)
#endif /* !_NET_IF_TUN_H_ */
#else // UNIX_BSD
#endif // defined(UNIX_BSD) || (!defined(NO_VLAN) && defined(UNIX_MACOS))
#endif // UNIX_SOLARIS
#endif // UNIX_LINUX
#endif // TUNTAP_H
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