2 * TAP-Windows -- A kernel driver to provide virtual tap
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3 * device functionality on Windows.
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5 * This code was inspired by the CIPE-Win32 driver by Damion K. Wilson.
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7 * This source code is Copyright (C) 2002-2010 OpenVPN Technologies, Inc.,
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8 * and is released under the GPL version 2 (see below).
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10 * This program is free software; you can redistribute it and/or modify
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11 * it under the terms of the GNU General Public License version 2
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12 * as published by the Free Software Foundation.
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14 * This program is distributed in the hope that it will be useful,
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15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
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16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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17 * GNU General Public License for more details.
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19 * You should have received a copy of the GNU General Public License
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20 * along with this program (see the file COPYING included with this
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21 * distribution); if not, write to the Free Software Foundation, Inc.,
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22 * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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25 * @file include/tap-windows.h
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26 * @brief TAP32 virtual network driver defines
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27 * @attention This file is part of openvpn and for kept
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28 * as a separate file to allow easier upgrading.
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39 #define TAP_WIN_CONTROL_CODE(request,method) \
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40 CTL_CODE (FILE_DEVICE_UNKNOWN, request, method, FILE_ANY_ACCESS)
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42 /* Present in 8.1 */
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44 #define TAP_WIN_IOCTL_GET_MAC TAP_WIN_CONTROL_CODE (1, METHOD_BUFFERED)
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45 #define TAP_WIN_IOCTL_GET_VERSION TAP_WIN_CONTROL_CODE (2, METHOD_BUFFERED)
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46 #define TAP_WIN_IOCTL_GET_MTU TAP_WIN_CONTROL_CODE (3, METHOD_BUFFERED)
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47 #define TAP_WIN_IOCTL_GET_INFO TAP_WIN_CONTROL_CODE (4, METHOD_BUFFERED)
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48 #define TAP_WIN_IOCTL_CONFIG_POINT_TO_POINT TAP_WIN_CONTROL_CODE (5, METHOD_BUFFERED)
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49 #define TAP_WIN_IOCTL_SET_MEDIA_STATUS TAP_WIN_CONTROL_CODE (6, METHOD_BUFFERED)
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50 #define TAP_WIN_IOCTL_CONFIG_DHCP_MASQ TAP_WIN_CONTROL_CODE (7, METHOD_BUFFERED)
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51 #define TAP_WIN_IOCTL_GET_LOG_LINE TAP_WIN_CONTROL_CODE (8, METHOD_BUFFERED)
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52 #define TAP_WIN_IOCTL_CONFIG_DHCP_SET_OPT TAP_WIN_CONTROL_CODE (9, METHOD_BUFFERED)
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56 /* obsoletes TAP_WIN_IOCTL_CONFIG_POINT_TO_POINT */
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57 #define TAP_WIN_IOCTL_CONFIG_TUN TAP_WIN_CONTROL_CODE (10, METHOD_BUFFERED)
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65 #define ADAPTER_KEY "SYSTEM\\CurrentControlSet\\Control\\Class\\{4D36E972-E325-11CE-BFC1-08002BE10318}"
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67 #define NETWORK_CONNECTIONS_KEY "SYSTEM\\CurrentControlSet\\Control\\Network\\{4D36E972-E325-11CE-BFC1-08002BE10318}"
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70 * ======================
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71 * Filesystem prefixes
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72 * ======================
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75 #define USERMODEDEVICEDIR "\\\\.\\Global\\"
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76 #define SYSDEVICEDIR "\\Device\\"
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77 #define USERDEVICEDIR "\\DosDevices\\Global\\"
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78 #define TAP_WIN_SUFFIX ".tap"
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