endian.h

来自「OpenVPN is a robust and highly flexible 」· C头文件 代码 · 共 41 行

/*
 *  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) James Yonan, 2003-2004,
 *  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 as published by
 *  the Free Software Foundation; either version 2 of the License, or
 *  (at your option) any later version.
 *
 *  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
 */

#ifdef TAP_LITTLE_ENDIAN
#define ntohs(x) RtlUshortByteSwap(x)
#define htons(x) RtlUshortByteSwap(x)
#define ntohl(x) RtlUlongByteSwap(x)
#define htonl(x) RtlUlongByteSwap(x)
#else
#define ntohs(x) ((USHORT)(x))
#define htons(x) ((USHORT)(x))
#define ntohl(x) ((ULONG)(x))
#define htonl(x) ((ULONG)(x))
#endif