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114 lines
2.7 KiB
114 lines
2.7 KiB
/* |
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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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//----------------- |
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// DEBUGGING OUTPUT |
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//----------------- |
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extern const char *g_LastErrorFilename; |
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extern int g_LastErrorLineNumber; |
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// Debug info output |
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#define ALSO_DBGPRINT 1 |
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#define DEBUGP_AT_DISPATCH 1 |
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// Uncomment line below to allow packet dumps |
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//#define ALLOW_PACKET_DUMP 1 |
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#define NOTE_ERROR() \ |
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{ \ |
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g_LastErrorFilename = __FILE__; \ |
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g_LastErrorLineNumber = __LINE__; \ |
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} |
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#if DBG |
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typedef struct |
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{ |
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unsigned int in; |
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unsigned int out; |
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unsigned int capacity; |
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char *text; |
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BOOLEAN error; |
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MUTEX lock; |
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} DebugOutput; |
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VOID MyDebugPrint (const unsigned char* format, ...); |
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VOID PrMac (const MACADDR mac); |
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VOID PrIP (IPADDR ip_addr); |
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#ifdef ALLOW_PACKET_DUMP |
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VOID |
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DumpPacket( |
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__in const char *prefix, |
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__in const unsigned char *data, |
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__in unsigned int len |
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); |
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DumpPacket2( |
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__in const char *prefix, |
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__in const ETH_HEADER *eth, |
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__in const unsigned char *data, |
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__in unsigned int len |
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); |
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#else |
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#define DUMP_PACKET(prefix, data, len) |
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#define DUMP_PACKET2(prefix, eth, data, len) |
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#endif |
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#define CAN_WE_PRINT (DEBUGP_AT_DISPATCH || KeGetCurrentIrql () < DISPATCH_LEVEL) |
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#if ALSO_DBGPRINT |
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#define DEBUGP(fmt) { MyDebugPrint fmt; if (CAN_WE_PRINT) DbgPrint fmt; } |
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#else |
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#define DEBUGP(fmt) { MyDebugPrint fmt; } |
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#endif |
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#ifdef ALLOW_PACKET_DUMP |
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#define DUMP_PACKET(prefix, data, len) \ |
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DumpPacket (prefix, data, len) |
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#define DUMP_PACKET2(prefix, eth, data, len) \ |
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DumpPacket2 (prefix, eth, data, len) |
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#endif |
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BOOLEAN |
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GetDebugLine ( |
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__in char *buf, |
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__in const int len |
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); |
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#else |
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#define DEBUGP(fmt) |
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#define DUMP_PACKET(prefix, data, len) |
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#define DUMP_PACKET2(prefix, eth, data, len) |
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#endif
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