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/*
* TAP-Windows -- A kernel driver to provide virtual tap
* device functionality on Windows.
*
* This code was inspired by the CIPE-Win32 driver by Damion K. Wilson.
*
* This source code is Copyright (C) 2002-2014 OpenVPN Technologies, Inc.,
* 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
*/
#ifndef TAP_TYPES_DEFINED
#define TAP_TYPES_DEFINED
//typedef
//struct _Queue
//{
// ULONG base;
// ULONG size;
// ULONG capacity;
// ULONG max_size;
// PVOID data[];
//} Queue;
//typedef struct _TAP_PACKET;
//typedef struct _TapExtension
//{
// // TAP device object and packet queues
// Queue *m_PacketQueue, *m_IrpQueue;
// PDEVICE_OBJECT m_TapDevice;
// NDIS_HANDLE m_TapDeviceHandle;
// ULONG TapFileIsOpen;
//
// // Used to lock packet queues
// NDIS_SPIN_LOCK m_QueueLock;
// BOOLEAN m_AllocatedSpinlocks;
//
// // Used to bracket open/close
// // state changes.
// MUTEX m_OpenCloseMutex;
//
// // True if device has been permanently halted
// BOOLEAN m_Halt;
//
// // TAP device name
// unsigned char *m_TapName;
// UNICODE_STRING m_UnicodeLinkName;
// BOOLEAN m_CreatedUnicodeLinkName;
//
// // Used for device status ioctl only
// const char *m_LastErrorFilename;
// int m_LastErrorLineNumber;
// LONG TapFileOpenCount;
//
// // Flags
// BOOLEAN TapDeviceCreated;
// BOOLEAN m_CalledTapDeviceFreeResources;
//
// // DPC queue for deferred packet injection
// BOOLEAN m_InjectDpcInitialized;
// KDPC m_InjectDpc;
// NDIS_SPIN_LOCK m_InjectLock;
// Queue *m_InjectQueue;
//}
//TapExtension, *TapExtensionPointer;
typedef struct _InjectPacket
{
# define INJECT_PACKET_SIZE(data_size) (sizeof (InjectPacket) + (data_size))
# define INJECT_PACKET_FREE(ib) NdisFreeMemory ((ib), INJECT_PACKET_SIZE ((ib)->m_Size), 0)
ULONG m_Size;
UCHAR m_Data []; // m_Data must be the last struct member
}
InjectPacket, *InjectPacketPointer;
#endif
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