typedef.h

内容正如其名

/******************************************************************************
  Copyright(C) 2005,2006 Frank ZHANG

  All Rights Reserved.
    
  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; if not, write to the Free Software Foundation, Inc., 59 Temple
  Place, Suite 330, Boston, MA 02111-1307 USA.
 
 ******************************************************************************
 
  If you want to distribute this software with modifications under any terms
  other than the GPL or distribute the software linked with proprietary
  applications that are not distributed in full compliance with the GNU Public
  License, a Commercial License is needed.
  
  Commercial licensing and support of this software are available at a fee. For
  more information, See http://www.openmgcp.org
 
 ******************************************************************************/

/******************************************************************************
*      Authors                   :  Frank ZHANG
*      Description               :  General type defines.
*
*
*      Date of creation          :  04/03/2005
*
*
*      History                   :
*      2005/04/03 Frank ZHANG    : - Creation
******************************************************************************/

#ifndef __TYPE_DEF_H__
#define __TYPE_DEF_H__

#include <limits.h>

/* Constants */

#ifndef FALSE
#define FALSE      0
#endif

#ifndef TRUE
#define TRUE      (!FALSE)
#endif

#ifndef OK
#define OK        0
#endif

#ifndef FAIL
#define FAIL      (-1)
#endif

#ifndef NULL
#define NULL      ((void *)0)
#endif


/* 
 * Type defination
 *
 * - integers
 *
 *                 8-bit   16-bit  32-bit
 *      unsigned   BYTE    WORD    DWORD
 *      signed     CHAR    SHORT   LONG
 *
 */
 
/* 8-bit integers */
#if (UCHAR_MAX == 0xFFU)
   typedef unsigned char BYTE;
   typedef char CHAR;
#else
# error "Unsupported OCTET/CHAR size!"
#endif

/* 16-bit integers */
#if (UINT_MAX == 0xFFFFU)
   typedef unsigned int WORD;
   typedef int SHORT;
#elif (USHRT_MAX == 0xFFFFU)
   typedef unsigned short WORD;
   typedef short SHORT;
#else
# error "Unsupported WORD/SHORT size!"
#endif

/* 32-bit integers */
#if (ULONG_MAX == 0xFFFFFFFFUL)
   typedef unsigned long DWORD;
   typedef long LONG;
#elif (UINT_MAX == 0xFFFFFFFFUL)
   typedef unsigned int DWORD;
   typedef int LONG;
#else
# error "Unsupported DWORD/LONG size!"
#endif


#ifndef BOOL_DEFINED
typedef BYTE BOOL;
#endif

#endif