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tap-win32.h
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tap-win32.h
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/*
* This file has been borrowed from the Win32 OpenVPN Tap driver
* (common.h is the original file name).
*
* TAP-Win32 -- A kernel driver to provide virtual tap device functionality
* on Windows. Originally derived from the CIPE-Win32
* project by Damion K. Wilson, with extensive modifications by
* James Yonan.
*
* All source code which derives from the CIPE-Win32 project is
* Copyright (C) Damion K. Wilson, 2003, and is released under the
* GPL version 2 (see below).
*
* All other source code is Copyright (C) 2002-2005 OpenVPN Solutions LLC,
* and is released under the GPL version 2 (see below).
*
* 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
* along with this program (see the file COPYING included with this
* distribution); if not, write to the Free Software Foundation, Inc.,
* 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
/* ===============================================
This file is included both by OpenVPN and
the TAP-Win32 driver and contains definitions
common to both.
=============================================== */
/* =============
TAP IOCTLs
============= */
#define TAP_CONTROL_CODE(request,method) \
CTL_CODE (FILE_DEVICE_UNKNOWN, request, method, FILE_ANY_ACCESS)
/* Present in 8.1 */
#define TAP_IOCTL_GET_MAC TAP_CONTROL_CODE (1, METHOD_BUFFERED)
#define TAP_IOCTL_GET_VERSION TAP_CONTROL_CODE (2, METHOD_BUFFERED)
#define TAP_IOCTL_GET_MTU TAP_CONTROL_CODE (3, METHOD_BUFFERED)
#define TAP_IOCTL_GET_INFO TAP_CONTROL_CODE (4, METHOD_BUFFERED)
#define TAP_IOCTL_CONFIG_POINT_TO_POINT TAP_CONTROL_CODE (5, METHOD_BUFFERED)
#define TAP_IOCTL_SET_MEDIA_STATUS TAP_CONTROL_CODE (6, METHOD_BUFFERED)
#define TAP_IOCTL_CONFIG_DHCP_MASQ TAP_CONTROL_CODE (7, METHOD_BUFFERED)
#define TAP_IOCTL_GET_LOG_LINE TAP_CONTROL_CODE (8, METHOD_BUFFERED)
#define TAP_IOCTL_CONFIG_DHCP_SET_OPT TAP_CONTROL_CODE (9, METHOD_BUFFERED)
/* Added in 8.2 */
/* obsoletes TAP_IOCTL_CONFIG_POINT_TO_POINT */
#define TAP_IOCTL_CONFIG_TUN TAP_CONTROL_CODE (10, METHOD_BUFFERED)
/* =================
Registry keys
================= */
#define ADAPTER_KEY "SYSTEM\\CurrentControlSet\\Control\\Class\\{4D36E972-E325-11CE-BFC1-08002BE10318}"
#define NETWORK_CONNECTIONS_KEY "SYSTEM\\CurrentControlSet\\Control\\Network\\{4D36E972-E325-11CE-BFC1-08002BE10318}"
/* ======================
Filesystem prefixes
====================== */
#define USERMODEDEVICEDIR "\\\\.\\Global\\"
#define SYSDEVICEDIR "\\Device\\"
#define USERDEVICEDIR "\\DosDevices\\Global\\"
#define TAPSUFFIX ".tap"
/* =========================================================
TAP_COMPONENT_ID -- These strings defines the TAP driver
types -- different component IDs can reside in the system
simultaneously.
========================================================= */
static const char* TAP_COMPONENT_ID[] = { "tap0901", "tap0801", NULL };