sfendian.h

来自「LastWave」· C头文件 代码 · 共 61 行

/*
** Copyright (C) 1999 Erik de Castro Lopo <[e-mail]>
**  
** 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.
*/


#define CAN_READ_WRITE_x86_IEEE 0


/*
 * Same definitions as in lastwave.h
 */
 
extern char cpuBinaryMode;
enum { 
  BinaryLittleEndian = 1,
  BinaryBigEndian
};
#define IsCPULittleEndian (cpuBinaryMode == BinaryLittleEndian)
#define IsCPUBigEndian (cpuBinaryMode == BinaryBigEndian)



/* Name of package */
#define PACKAGE "libsndfile"

/* Version number of package */
#define VERSION "0.0.17"


#define		ENDSWAP_SHORT(x)			((((x)>>8)&0xFF)|(((x)&0xFF)<<8))
#define		ENDSWAP_INT(x)				((((x)>>24)&0xFF)|(((x)>>8)&0xFF00)|(((x)&0xFF00)<<8)|(((x)&0xFF)<<24))

#	define	__CPU_IS_LITTLE_ENDIAN__		(IsCPULittleEndian)
#	define	__CPU_IS_BIG_ENDIAN__			(IsCPUBigEndian)

#	define	H2LE_SHORT(x)				(IsCPULittleEndian ? (x) : ENDSWAP_SHORT(x))
#	define	H2LE_INT(x)					(IsCPULittleEndian ? (x) : ENDSWAP_INT(x))
#	define	LE2H_SHORT(x)				(IsCPULittleEndian ? (x) : ENDSWAP_SHORT(x))
#	define	LE2H_INT(x)					(IsCPULittleEndian ? (x) : ENDSWAP_INT(x))

#	define	BE2H_INT(x)					(IsCPULittleEndian ? ENDSWAP_INT(x) : (x))
#	define	BE2H_SHORT(x)				(IsCPULittleEndian ? ENDSWAP_SHORT(x) : (x))
#	define	H2BE_INT(x)					(IsCPULittleEndian ? ENDSWAP_INT(x) : (x))
#	define	H2BE_SHORT(x)				(IsCPULittleEndian ? ENDSWAP_SHORT(x) : (x))