mirror of
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91 lines
2.6 KiB
C
91 lines
2.6 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) 2002-2014 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_TYPES_DEFINED
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#define TAP_TYPES_DEFINED
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//typedef
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//struct _Queue
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//{
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// ULONG base;
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// ULONG size;
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// ULONG capacity;
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// ULONG max_size;
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// PVOID data[];
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//} Queue;
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//typedef struct _TAP_PACKET;
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//typedef struct _TapExtension
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//{
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// // TAP device object and packet queues
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// Queue *m_PacketQueue, *m_IrpQueue;
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// PDEVICE_OBJECT m_TapDevice;
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// NDIS_HANDLE m_TapDeviceHandle;
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// ULONG TapFileIsOpen;
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//
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// // Used to lock packet queues
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// NDIS_SPIN_LOCK m_QueueLock;
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// BOOLEAN m_AllocatedSpinlocks;
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//
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// // Used to bracket open/close
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// // state changes.
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// MUTEX m_OpenCloseMutex;
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//
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// // True if device has been permanently halted
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// BOOLEAN m_Halt;
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//
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// // TAP device name
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// unsigned char *m_TapName;
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// UNICODE_STRING m_UnicodeLinkName;
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// BOOLEAN m_CreatedUnicodeLinkName;
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//
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// // Used for device status ioctl only
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// const char *m_LastErrorFilename;
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// int m_LastErrorLineNumber;
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// LONG TapFileOpenCount;
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//
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// // Flags
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// BOOLEAN TapDeviceCreated;
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// BOOLEAN m_CalledTapDeviceFreeResources;
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//
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// // DPC queue for deferred packet injection
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// BOOLEAN m_InjectDpcInitialized;
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// KDPC m_InjectDpc;
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// NDIS_SPIN_LOCK m_InjectLock;
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// Queue *m_InjectQueue;
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//}
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//TapExtension, *TapExtensionPointer;
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typedef struct _InjectPacket
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{
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# define INJECT_PACKET_SIZE(data_size) (sizeof (InjectPacket) + (data_size))
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# define INJECT_PACKET_FREE(ib) NdisFreeMemory ((ib), INJECT_PACKET_SIZE ((ib)->m_Size), 0)
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ULONG m_Size;
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UCHAR m_Data []; // m_Data must be the last struct member
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}
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InjectPacket, *InjectPacketPointer;
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#endif
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