/* *  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 *///-----------------// DEBUGGING OUTPUT//-----------------#define NOTE_ERROR() \{ \  g_LastErrorFilename = __FILE__; \  g_LastErrorLineNumber = __LINE__; \}#if DBGtypedef struct {  unsigned int in;  unsigned int out;  unsigned int capacity;  char *text;  BOOLEAN error;  MUTEX lock;} DebugOutput;VOID MyDebugPrint (const unsigned char* format, ...);VOID MyAssert (const unsigned char *file, int line);VOID DumpPacket (const char *prefix,		 const unsigned char *data,		 unsigned int len);VOID DumpPacket2 (const char *prefix,		  const ETH_HEADER *eth,		  const unsigned char *data,		  unsigned int len);#define CAN_WE_PRINT (DEBUGP_AT_DISPATCH || KeGetCurrentIrql () < DISPATCH_LEVEL)#if ALSO_DBGPRINT#define DEBUGP(fmt) { MyDebugPrint fmt; if (CAN_WE_PRINT) DbgPrint fmt; }#else#define DEBUGP(fmt) { MyDebugPrint fmt; }#endif#define MYASSERT(exp) \{ \  if (!(exp)) \    { \      MyAssert(__FILE__, __LINE__); \    } \}#define DUMP_PACKET(prefix, data, len) \  DumpPacket (prefix, data, len)#define DUMP_PACKET2(prefix, eth, data, len) \  DumpPacket2 (prefix, eth, data, len)#else #define DEBUGP(fmt)#define MYASSERT(exp)#define DUMP_PACKET(prefix, data, len)#define DUMP_PACKET2(prefix, eth, data, len)#endif