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/****************************************************************************
* NCSA HDF *
* Software Development Group *
* National Center for Supercomputing Applications *
* University of Illinois at Urbana-Champaign *
* 605 E. Springfield, Champaign IL 61820 *
* *
* For conditions of distribution and use, see the accompanying *
* hdf/COPYING file. *
* *
****************************************************************************/
/* $Id$ */
/*
* This file contains public declarations for the H5T module.
*/
#ifndef _H5Tpublic_H
#define _H5Tpublic_H
/* Public headers needed by this file */
#include <H5public.h>
#include <H5Apublic.h>
/* Define atomic datatype bases */
#define H5T_CHAR MAKE_ATOM(H5_DATATYPE,0)
#define H5T_INT MAKE_ATOM(H5_DATATYPE,1)
#define H5T_FLOAT MAKE_ATOM(H5_DATATYPE,2)
#define H5T_DATE MAKE_ATOM(H5_DATATYPE,3)
#define H5T_TIME MAKE_ATOM(H5_DATATYPE,4)
#define H5T_SPTR MAKE_ATOM(H5_DATATYPE,5)
#define H5T_PPTR MAKE_ATOM(H5_DATATYPE,6)
#define H5T_COMPOUND MAKE_ATOM(H5_DATATYPE,7)
/* Define atomic datatype architectures */
#define H5T_BIGENDIAN 0
#define H5T_LITTLEENDIAN 1
/* Define the machine's architecture */
/*
WARNING!
This is _extremly_ crude is is only valid for very generic architectures,
anything with a wierd size of integer or wacky floating-point format will
_not_ work with this hack. It needs to be replaced with Robb's much more
comprehensive code from H5detect.c. -QAK
WARNING!
*/
#define H5T_ARCH_BIGENDIAN 0
#define H5T_ARCH_LITTLEENDIAN 1
#ifdef WORDS_BIGENDIAN
#define H5T_ARCH_TYPE H5T_ARCH_BIGENDIAN
#else /* WORDS_BIGENDIAN */
#define H5T_ARCH_TYPE H5T_ARCH_LITTLEENDIAN
#endif /* WORDS_BIGENDIAN */
typedef struct {
hatom_t base; /* Basic datatype */
uint8 len; /* Length of base-type, in bytes */
uint8 arch; /* Architecture of the base-type */
} h5_atomic_type_t;
#ifdef __cplusplus
extern "C" {
#endif
/* Functions in H5T.c */
uint32 H5Tget_num_fields(hatom_t tid);
hbool_t H5Tis_field_atomic(hatom_t tid,uintn fidx);
hbool_t H5Tis_atomic(hatom_t tid);
herr_t H5Tset_type(hatom_t tid,hatom_t base,uint8 len,uint8 arch);
herr_t H5Tget_type(hatom_t tid,hatom_t *base,uint8 *len,uint8 *arch);
uintn H5Tsize(hatom_t tid, uint8 len, uint8 arch, hbool_t mem_flag);
herr_t H5Tadd_field (hatom_t tid, const char *name, hatom_t base, uint8 len,
uint8 arch, hatom_t space);
herr_t H5Tget_fields(hatom_t tid, hatom_t *field_list);
void H5T_term_interface (void);
#ifdef __cplusplus
}
#endif
#endif
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