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70 lines
2.5 KiB
C
70 lines
2.5 KiB
C
/*
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* TAP-Windows -- A kernel driver to provide virtual tap
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* device functionality on Windows.
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*
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* This code was inspired by the CIPE-Win32 driver by Damion K. Wilson.
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*
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* This source code is Copyright (C) 2002-2010 OpenVPN Technologies, Inc.,
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* and is released under the GPL version 2 (see below).
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2
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* as published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program (see the file COPYING included with this
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* distribution); if not, write to the Free Software Foundation, Inc.,
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* 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#ifndef __TAP_WIN_H
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#define __TAP_WIN_H
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/*
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* =============
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* TAP IOCTLs
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* =============
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*/
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#define TAP_WIN_CONTROL_CODE(request,method) \
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CTL_CODE (FILE_DEVICE_UNKNOWN, request, method, FILE_ANY_ACCESS)
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#define TAP_WIN_IOCTL_GET_MAC TAP_WIN_CONTROL_CODE (1, METHOD_BUFFERED)
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#define TAP_WIN_IOCTL_GET_VERSION TAP_WIN_CONTROL_CODE (2, METHOD_BUFFERED)
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#define TAP_WIN_IOCTL_GET_MTU TAP_WIN_CONTROL_CODE (3, METHOD_BUFFERED)
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#define TAP_WIN_IOCTL_SET_MEDIA_STATUS TAP_WIN_CONTROL_CODE (6, METHOD_BUFFERED)
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#define TAP_WIN_IOCTL_GET_LOG_LINE TAP_WIN_CONTROL_CODE (8, METHOD_BUFFERED)
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#define TAP_WIN_IOCTL_GET_MULTICAST_MEMBERSHIPS TAP_WIN_CONTROL_CODE (11, METHOD_BUFFERED)
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// Must be the same as NIC_MAX_MCAST_LIST in constants.h
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#define TAP_MAX_MCAST_LIST 128
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// Amount of memory that must be provided to ioctl TAP_WIN_IOCTL_GET_MULTICAST_MEMBERSHIPS
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#define TAP_WIN_IOCTL_GET_MULTICAST_MEMBERSHIPS_OUTPUT_BUF_SIZE (TAP_MAX_MCAST_LIST * 6)
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/*
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* =================
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* Registry keys
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* =================
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*/
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#define ADAPTER_KEY "SYSTEM\\CurrentControlSet\\Control\\Class\\{4D36E972-E325-11CE-BFC1-08002BE10318}"
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#define NETWORK_CONNECTIONS_KEY "SYSTEM\\CurrentControlSet\\Control\\Network\\{4D36E972-E325-11CE-BFC1-08002BE10318}"
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/*
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* ======================
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* Filesystem prefixes
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* ======================
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*/
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#define USERMODEDEVICEDIR "\\\\.\\Global\\"
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#define SYSDEVICEDIR "\\Device\\"
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#define USERDEVICEDIR "\\DosDevices\\Global\\"
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#define TAP_WIN_SUFFIX ".tap"
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#endif
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