2 * TAP-Win32/TAP-Win64 -- A kernel driver to provide virtual tap
3 * device functionality on Windows.
5 * This code was inspired by the CIPE-Win32 driver by Damion K. Wilson.
7 * This source code is Copyright (C) 2002-2009 OpenVPN Technologies, Inc.,
8 * and is released under the GPL version 2 (see below), however due
9 * to the extra costs of supporting Windows Vista, OpenVPN Solutions
10 * LLC reserves the right to change the terms of the TAP-Win32/TAP-Win64
11 * license for versions 9.1 and higher prior to the official release of
14 * This program is free software; you can redistribute it and/or modify
15 * it under the terms of the GNU General Public License version 2
16 * as published by the Free Software Foundation.
18 * This program is distributed in the hope that it will be useful,
19 * but WITHOUT ANY WARRANTY; without even the implied warranty of
20 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
21 * GNU General Public License for more details.
23 * You should have received a copy of the GNU General Public License
24 * along with this program (see the file COPYING included with this
25 * distribution); if not, write to the Free Software Foundation, Inc.,
26 * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
35 #ifndef NDIS_MINIPORT_DRIVER
37 VOID (*DbgMessage
)(char *p_Format
, ...) = DisplayDebugString
;
39 VOID
DisplayDebugString (char *p_Format
, ...)
41 static char l_Buffer
[4096];
43 va_list l_ArgumentList
;
44 va_start (l_ArgumentList
, p_Format
);
45 vsprintf (l_Buffer
, p_Format
, l_ArgumentList
);
46 va_end (l_ArgumentList
);
48 OutputDebugStringA (l_Buffer
);
53 VOID
HexDump (unsigned char *p_Buffer
, unsigned long p_Size
)
55 unsigned long l_Index
, l_Idx
;
56 unsigned char l_Row
[17];
58 for (l_Index
= l_Row
[16] = 0; l_Index
< p_Size
|| l_Index
% 16; ++l_Index
)
60 if (l_Index
% 16 == 0)
61 DEBUGP (("%05x ", l_Index
));
62 DEBUGP (("%02x ", l_Row
[l_Index
% 16] = (l_Index
< p_Size
? p_Buffer
[l_Index
] : 0)));
63 l_Row
[l_Index
% 16] = IfPrint (l_Row
[l_Index
% 16]);
64 if ((l_Index
+ 1) % 16 == 0)
65 DEBUGP ((" %s\n", l_Row
));