speech-tools/include/EST_cutils.h
2015-09-19 10:52:26 +02:00

106 lines
4.8 KiB
C

/*************************************************************************/
/* */
/* Centre for Speech Technology Research */
/* University of Edinburgh, UK */
/* Copyright (c) 1994,1995,1996 */
/* All Rights Reserved. */
/* */
/* Permission is hereby granted, free of charge, to use and distribute */
/* this software and its documentation without restriction, including */
/* without limitation the rights to use, copy, modify, merge, publish, */
/* distribute, sublicense, and/or sell copies of this work, and to */
/* permit persons to whom this work is furnished to do so, subject to */
/* the following conditions: */
/* 1. The code must retain the above copyright notice, this list of */
/* conditions and the following disclaimer. */
/* 2. Any modifications must be clearly marked as such. */
/* 3. Original authors' names are not deleted. */
/* 4. The authors' names are not used to endorse or promote products */
/* derived from this software without specific prior written */
/* permission. */
/* */
/* THE UNIVERSITY OF EDINBURGH AND THE CONTRIBUTORS TO THIS WORK */
/* DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING */
/* ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT */
/* SHALL THE UNIVERSITY OF EDINBURGH NOR THE CONTRIBUTORS BE LIABLE */
/* FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES */
/* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN */
/* AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, */
/* ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF */
/* THIS SOFTWARE. */
/* */
/*************************************************************************/
/* Author : Paul Taylor and Alan W Black */
/* Date : July 1996 */
/*-----------------------------------------------------------------------*/
/* Various C utility functions */
/* */
/*=======================================================================*/
#ifndef __EST_CUTILS_H__
#define __EST_CUTILS_H__
#include "EST_common.h"
#ifdef __cplusplus
extern "C" {
#endif
extern const char * const est_tools_version;
extern const char * const est_name;
extern const char * const est_libdir;
extern const char * const est_ostype;
#include "EST_walloc.h"
#include "EST_system.h"
#ifndef streq
#define streq(X,Y) (strcmp(X,Y)==0)
#endif
char *cmake_tmp_filename();
/* NOTE perqs (from Three Rivers) have the third byte order, are not */
/* supported, if you find a working one let me know and I'll add */
/* support -- awb (hoping no one responds :-) */
enum EST_bo_t {bo_big, bo_little, bo_perq};
extern int est_endian_loc;
/* Sun, HP, SGI Mips, M68000 */
#define EST_BIG_ENDIAN (((char *)&est_endian_loc)[0] == 0)
/* Intel, Alpha, DEC Mips, Vax */
#define EST_LITTLE_ENDIAN (((char *)&est_endian_loc)[0] != 0)
#define EST_NATIVE_BO (EST_BIG_ENDIAN ? bo_big : bo_little)
#define EST_SWAPPED_BO (EST_BIG_ENDIAN ? bo_little : bo_big)
#define SWAPINT(x) ((((unsigned)x) & 0xff) << 24 | \
(((unsigned)x) & 0xff00) << 8 | \
(((unsigned)x) & 0xff0000) >> 8 | \
(((unsigned)x) & 0xff000000) >> 24)
#define SWAPSHORT(x) ((((unsigned)x) & 0xff) << 8 | \
(((unsigned)x) & 0xff00) >> 8)
void swapdouble(double *d);
void swapfloat(float *f);
void swap_bytes_ushort(unsigned short *data, int length);
void swap_bytes_short(short *data, int length);
void swap_bytes_uint(unsigned int *data, int length);
void swap_bytes_int(int *data, int length);
void swap_bytes_float(float *data, int length);
void swap_bytes_double(double *data, int length);
enum EST_bo_t str_to_bo(const char *boname);
const char *bo_to_str(enum EST_bo_t bo);
/* return the greater of the two values */
#define Gof(a, b) (((a) > (b)) ? (a) : (b))
/* return the lesser of the two values */
#define Lof(a, b) (((a) < (b)) ? (a) : (b))
#ifdef __cplusplus
}
#endif
#endif /*__EST_CUTILS_H__ */