ZeroTierOne/windows/TapDriver/error.h
2013-11-18 12:01:33 -05:00

89 lines
2.3 KiB
C

/*
* 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) 2002-2010 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
*/
//-----------------
// DEBUGGING OUTPUT
//-----------------
#define NOTE_ERROR() \
{ \
g_LastErrorFilename = __FILE__; \
g_LastErrorLineNumber = __LINE__; \
}
#if DBG
typedef 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