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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. *
* *
****************************************************************************/
#ifdef RCSID
static char RcsId[] = "@(#)$Revision$";
#endif
/* $Id$ */
/*
* This file contains public declarations for the HDF5 module.
*/
#ifndef _H5public_H
#define _H5public_H
#include <H5config.h> /*from configure */
#include <sys/types.h>
#ifdef STDC_HEADERS
# include <limits.h> /*for H5T_NATIVE_CHAR defn in H5Tpublic.h */
#endif
#ifdef HAVE_STDDEF_H
# include <stddef.h>
#endif
#ifdef HAVE_PARALLEL
# include <mpi.h>
#ifndef MPI_FILE_NULL /*MPIO may be defined in mpi.h already*/
# include <mpio.h>
#endif
#endif
#include <H5api_adpt.h>
/* Version numbers */
#define H5_VERS_MAJOR 1 /* For major interface/format changes */
#define H5_VERS_MINOR 3 /* For minor interface/format changes */
#define H5_VERS_RELEASE 0 /* For tweaks, bug-fixes, or development */
#define H5check() H5check_version(H5_VERS_MAJOR,H5_VERS_MINOR, \
H5_VERS_RELEASE)
/*
* Status return values. Failed integer functions in HDF5 result almost
* always in a negative value (unsigned failing functions sometimes return
* zero for failure) while successfull return is non-negative (often zero).
* The negative failure value is most commonly -1, but don't bet on it. The
* proper way to detect failure is something like:
*
* if ((dset = H5Dopen (file, name))<0) {
* fprintf (stderr, "unable to open the requested dataset\n");
* }
*/
typedef int herr_t;
/*
* Boolean type. Successful return values are zero (false) or positive
* (true). The typical true value is 1 but don't bet on it. Boolean
* functions cannot fail. Functions that return `htri_t' however return zero
* (false), positive (true), or negative (failure). The proper way to test
* for truth from a htri_t function is:
*
* if ((retval = H5Tcommitted(type))>0) {
* printf("data type is committed\n");
* } else if (!retval) {
* printf("data type is not committed\n");
* } else {
* printf("error determining whether data type is committed\n");
* }
*/
typedef unsigned int hbool_t;
typedef int htri_t;
/*
* The sizes of file objects have their own types defined here. If large
* sizes are enabled then use a 64-bit data type, otherwise use the size of
* memory objects.
*/
#ifdef HAVE_LARGE_HSIZET
# if SIZEOF_LONG_LONG>=8
typedef unsigned long long hsize_t;
typedef signed long long hssize_t;
# elif SIZEOF___INT64>=8
typedef unsigned __int64 hsize_t;
typedef signed __int64 hssize_t;
# endif
#else
typedef size_t hsize_t;
typedef ssize_t hssize_t;
#endif
/*
* File addresses have there own types.
*/
#if SIZEOF_UINT64_T>=8
typedef uint64_t haddr_t;
# define HADDR_UNDEF ((haddr_t)(int64_t)(-1))
#elif SIZEOF_INT>=8
typedef unsigned haddr_t;
# define HADDR_UNDEF ((haddr_t)(-1))
#elif SIZEOF_LONG>=8
typedef unsigned long haddr_t;
# define HADDR_UNDEF ((haddr_t)(long)(-1))
#elif SIZEOF_LONG_LONG>=8
typedef unsigned long long haddr_t;
# define HADDR_UNDEF ((haddr_t)(long long)(-1))
# elif SIZEOF___INT64>=8
typedef unsigned __int64 haddr_t;
# define HADDR_UNDEF ((haddr_t)(__int64)(-1))
#else
# error "nothing appropriate for haddr_t"
#endif
#define HADDR_MAX (HADDR_UNDEF-1)
#ifdef __cplusplus
extern "C" {
#endif
/* Functions in H5.c */
__DLL__ herr_t H5open(void);
__DLL__ herr_t H5close(void);
__DLL__ herr_t H5dont_atexit(void);
__DLL__ herr_t H5get_libversion(unsigned *majnum, unsigned *minnum,
unsigned *relnum);
__DLL__ herr_t H5check_version(unsigned majnum, unsigned minnum,
unsigned relnum);
#ifdef __cplusplus
}
#endif
#endif
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