fake16.h

lzo-1.08-src.zip 高效的压缩解压代码

/* fake16.h -- fake the strict 16-bit memory model for test purposes

   This file is part of the LZO real-time data compression library.

   Copyright (C) 1996-2002 Markus Franz Xaver Johannes Oberhumer
   All Rights Reserved.

   The LZO library 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.

   The LZO library 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 the LZO library; see the file COPYING.
   If not, write to the Free Software Foundation, Inc.,
   59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.

   Markus F.X.J. Oberhumer
   <[e-mail]>
 */


/*
 * NOTE:
 *   this file is *only* for testing the strict 16-bit memory model
 *   on a 32-bit machine. Because things like integral promotion,
 *   size_t and ptrdiff_t cannot be faked this is no real substitute
 *   for testing under a real 16-bit system.
 *
 *   See also <lzo16bit.h>
 *
 *   Usage: #include "src/fake16.h" at the top of <lzoconf.h>
 */


#ifndef __LZOFAKE16BIT_H
#define __LZOFAKE16BIT_H

#ifdef __LZOCONF_H
#  error "include this file before lzoconf.h"
#endif

#include <limits.h>

#if (USHRT_MAX == 0xffff)

#ifdef __cplusplus
extern "C" {
#endif

#define __LZO16BIT_H        /* do not use <lzo16bit.h> */

#define __LZO_STRICT_16BIT
#define __LZO_FAKE_STRICT_16BIT

#define LZO_99_UNSUPPORTED
#define LZO_999_UNSUPPORTED

typedef unsigned short      lzo_uint;
typedef short               lzo_int;
#define LZO_UINT_MAX        USHRT_MAX
#define LZO_INT_MAX         SHRT_MAX

#define lzo_sizeof_dict_t   sizeof(lzo_uint)

#if 1
#define __LZO_NO_UNALIGNED
#define __LZO_NO_ALIGNED
#endif

#ifdef __cplusplus
} /* extern "C" */
#endif

#endif

#endif /* already included */