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/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
* Copyright by The HDF Group. *
* Copyright by the Board of Trustees of the University of Illinois. *
* All rights reserved. *
* *
* This file is part of HDF5. The full HDF5 copyright notice, including *
* terms governing use, modification, and redistribution, is contained in *
* the COPYING file, which can be found at the root of the source code *
* distribution tree, or in https://support.hdfgroup.org/ftp/HDF5/releases. *
* If you do not have access to either file, you may request a copy from *
* help@hdfgroup.org. *
* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
/*
* This file contains public declarations for the HDF5 module.
*/
#ifndef _H5public_H
#define _H5public_H
/* Include files for public use... */
/*
* Since H5pubconf.h is a generated header file, it is messy to try
* to put a #ifndef _H5pubconf_H ... #endif guard in it.
* HDF5 has set an internal rule that it is being included here.
* Source files should NOT include H5pubconf.h directly but include
* it via H5public.h. The #ifndef _H5public_H guard above would
* prevent repeated include.
*/
#include "H5pubconf.h" /*from configure */
/* API Version macro wrapper definitions */
#include "H5version.h"
#ifdef H5_HAVE_FEATURES_H
#include <features.h> /*for setting POSIX, BSD, etc. compatibility */
#endif
#ifdef H5_HAVE_SYS_TYPES_H
#include <sys/types.h>
#endif
#ifdef H5_STDC_HEADERS
# include <limits.h> /*for H5T_NATIVE_CHAR defn in H5Tpublic.h */
#endif
#ifndef __cplusplus
# ifdef H5_HAVE_STDINT_H
# include <stdint.h> /*for C9x types */
# endif
#else
# ifdef H5_HAVE_STDINT_H_CXX
# include <stdint.h> /*for C9x types when include from C++ */
# endif
#endif
#ifdef H5_HAVE_INTTYPES_H
# include <inttypes.h> /* For uint64_t on some platforms */
#endif
#ifdef H5_HAVE_STDDEF_H
# include <stddef.h>
#endif
#ifdef H5_HAVE_PARALLEL
# include <mpi.h>
#ifndef MPI_FILE_NULL /*MPIO may be defined in mpi.h already */
# include <mpio.h>
#endif
#endif
/* Include the Windows API adapter header early */
#include "H5api_adpt.h"
#ifdef __cplusplus
extern "C" {
#endif
/* Macros for enabling/disabling particular GCC warnings */
/* (see the following web-sites for more info:
* http://www.dbp-consulting.com/tutorials/SuppressingGCCWarnings.html
* http://gcc.gnu.org/onlinedocs/gcc/Diagnostic-Pragmas.html#Diagnostic-Pragmas
*/
/* These pragmas are only implemented usefully in gcc 4.6+ */
#if ((__GNUC__ * 100) + __GNUC_MINOR__) >= 406
#define H5_GCC_DIAG_STR(s) #s
#define H5_GCC_DIAG_JOINSTR(x,y) H5_GCC_DIAG_STR(x ## y)
#define H5_GCC_DIAG_DO_PRAGMA(x) _Pragma (#x)
#define H5_GCC_DIAG_PRAGMA(x) H5_GCC_DIAG_DO_PRAGMA(GCC diagnostic x)
#define H5_GCC_DIAG_OFF(x) H5_GCC_DIAG_PRAGMA(push) H5_GCC_DIAG_PRAGMA(ignored H5_GCC_DIAG_JOINSTR(-W,x))
#define H5_GCC_DIAG_ON(x) H5_GCC_DIAG_PRAGMA(pop)
#else
#define H5_GCC_DIAG_OFF(x)
#define H5_GCC_DIAG_ON(x)
#endif
/* Version numbers */
#define H5_VERS_MAJOR 1 /* For major interface/format changes */
#define H5_VERS_MINOR 8 /* For minor interface/format changes */
#define H5_VERS_RELEASE 20 /* For tweaks, bug-fixes, or development */
#define H5_VERS_SUBRELEASE "snap7" /* For pre-releases like snap0 */
/* Empty string for real releases. */
#define H5_VERS_INFO "HDF5 library version: 1.8.20-snap7" /* Full version string */
#define H5check() H5check_version(H5_VERS_MAJOR,H5_VERS_MINOR, \
H5_VERS_RELEASE)
/* macros for comparing the version */
#define H5_VERSION_GE(Maj,Min,Rel) \
(((H5_VERS_MAJOR==Maj) && (H5_VERS_MINOR==Min) && (H5_VERS_RELEASE>=Rel)) || \
((H5_VERS_MAJOR==Maj) && (H5_VERS_MINOR>Min)) || \
(H5_VERS_MAJOR>Maj))
#define H5_VERSION_LE(Maj,Min,Rel) \
(((H5_VERS_MAJOR==Maj) && (H5_VERS_MINOR==Min) && (H5_VERS_RELEASE<=Rel)) || \
((H5_VERS_MAJOR==Maj) && (H5_VERS_MINOR<Min)) || \
(H5_VERS_MAJOR<Maj))
/*
* 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 = H5Dopen2(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;
/* Define the ssize_t type if it not is defined */
#if H5_SIZEOF_SSIZE_T==0
/* Undefine this size, we will re-define it in one of the sections below */
#undef H5_SIZEOF_SSIZE_T
#if H5_SIZEOF_SIZE_T==H5_SIZEOF_INT
typedef int ssize_t;
# define H5_SIZEOF_SSIZE_T H5_SIZEOF_INT
#elif H5_SIZEOF_SIZE_T==H5_SIZEOF_LONG
typedef long ssize_t;
# define H5_SIZEOF_SSIZE_T H5_SIZEOF_LONG
#elif H5_SIZEOF_SIZE_T==H5_SIZEOF_LONG_LONG
typedef long long ssize_t;
# define H5_SIZEOF_SSIZE_T H5_SIZEOF_LONG_LONG
#else /* Can't find matching type for ssize_t */
# error "nothing appropriate for ssize_t"
#endif
#endif
/*
* The sizes of file objects have their own types defined here, use a 64-bit
* type.
*/
#if H5_SIZEOF_LONG_LONG >= 8
H5_GCC_DIAG_OFF(long-long)
typedef unsigned long long hsize_t;
typedef signed long long hssize_t;
H5_GCC_DIAG_ON(long-long)
# define H5_SIZEOF_HSIZE_T H5_SIZEOF_LONG_LONG
# define H5_SIZEOF_HSSIZE_T H5_SIZEOF_LONG_LONG
#else
# error "nothing appropriate for hsize_t"
#endif
/*
* File addresses have their own types.
*/
#if H5_SIZEOF_INT64_T>=8
typedef uint64_t haddr_t;
# define HADDR_UNDEF ((haddr_t)(int64_t)(-1))
# define H5_SIZEOF_HADDR_T H5_SIZEOF_INT64_T
# ifdef H5_HAVE_PARALLEL
# define HADDR_AS_MPI_TYPE MPI_LONG_LONG_INT
# endif /* H5_HAVE_PARALLEL */
#elif H5_SIZEOF_INT>=8
typedef unsigned haddr_t;
# define HADDR_UNDEF ((haddr_t)(-1))
# define H5_SIZEOF_HADDR_T H5_SIZEOF_INT
# ifdef H5_HAVE_PARALLEL
# define HADDR_AS_MPI_TYPE MPI_UNSIGNED
# endif /* H5_HAVE_PARALLEL */
#elif H5_SIZEOF_LONG>=8
typedef unsigned long haddr_t;
# define HADDR_UNDEF ((haddr_t)(long)(-1))
# define H5_SIZEOF_HADDR_T H5_SIZEOF_LONG
# ifdef H5_HAVE_PARALLEL
# define HADDR_AS_MPI_TYPE MPI_UNSIGNED_LONG
# endif /* H5_HAVE_PARALLEL */
#elif H5_SIZEOF_LONG_LONG>=8
typedef unsigned long long haddr_t;
# define HADDR_UNDEF ((haddr_t)(long long)(-1))
# define H5_SIZEOF_HADDR_T H5_SIZEOF_LONG_LONG
# ifdef H5_HAVE_PARALLEL
# define HADDR_AS_MPI_TYPE MPI_LONG_LONG_INT
# endif /* H5_HAVE_PARALLEL */
#else
# error "nothing appropriate for haddr_t"
#endif
#if H5_SIZEOF_HADDR_T ==H5_SIZEOF_INT
# define H5_PRINTF_HADDR_FMT "%u"
#elif H5_SIZEOF_HADDR_T ==H5_SIZEOF_LONG
# define H5_PRINTF_HADDR_FMT "%lu"
#elif H5_SIZEOF_HADDR_T ==H5_SIZEOF_LONG_LONG
# define H5_PRINTF_HADDR_FMT "%" H5_PRINTF_LL_WIDTH "u"
#else
# error "nothing appropriate for H5_PRINTF_HADDR_FMT"
#endif
#define HADDR_MAX (HADDR_UNDEF-1)
/* uint32_t type is used for creation order field for messages. It may be
* defined in Posix.1g, otherwise it is defined here.
*/
#if H5_SIZEOF_UINT32_T>=4
#elif H5_SIZEOF_SHORT>=4
typedef short uint32_t;
# undef H5_SIZEOF_UINT32_T
# define H5_SIZEOF_UINT32_T H5_SIZEOF_SHORT
#elif H5_SIZEOF_INT>=4
typedef unsigned int uint32_t;
# undef H5_SIZEOF_UINT32_T
# define H5_SIZEOF_UINT32_T H5_SIZEOF_INT
#elif H5_SIZEOF_LONG>=4
typedef unsigned long uint32_t;
# undef H5_SIZEOF_UINT32_T
# define H5_SIZEOF_UINT32_T H5_SIZEOF_LONG
#else
# error "nothing appropriate for uint32_t"
#endif
/* int64_t type is used for creation order field for links. It may be
* defined in Posix.1g, otherwise it is defined here.
*/
#if H5_SIZEOF_INT64_T>=8
#elif H5_SIZEOF_INT>=8
typedef int int64_t;
# undef H5_SIZEOF_INT64_T
# define H5_SIZEOF_INT64_T H5_SIZEOF_INT
#elif H5_SIZEOF_LONG>=8
typedef long int64_t;
# undef H5_SIZEOF_INT64_T
# define H5_SIZEOF_INT64_T H5_SIZEOF_LONG
#elif H5_SIZEOF_LONG_LONG>=8
typedef long long int64_t;
# undef H5_SIZEOF_INT64_T
# define H5_SIZEOF_INT64_T H5_SIZEOF_LONG_LONG
#else
# error "nothing appropriate for int64_t"
#endif
/* uint64_t type is used for fields for H5O_info_t. It may be
* defined in Posix.1g, otherwise it is defined here.
*/
#if H5_SIZEOF_UINT64_T>=8
#elif H5_SIZEOF_INT>=8
typedef unsigned uint64_t;
# undef H5_SIZEOF_UINT64_T
# define H5_SIZEOF_UINT64_T H5_SIZEOF_INT
#elif H5_SIZEOF_LONG>=8
typedef unsigned long uint64_t;
# undef H5_SIZEOF_UINT64_T
# define H5_SIZEOF_UINT64_T H5_SIZEOF_LONG
#elif H5_SIZEOF_LONG_LONG>=8
typedef unsigned long long uint64_t;
# undef H5_SIZEOF_UINT64_T
# define H5_SIZEOF_UINT64_T H5_SIZEOF_LONG_LONG
#else
# error "nothing appropriate for uint64_t"
#endif
/* Common iteration orders */
typedef enum {
H5_ITER_UNKNOWN = -1, /* Unknown order */
H5_ITER_INC, /* Increasing order */
H5_ITER_DEC, /* Decreasing order */
H5_ITER_NATIVE, /* No particular order, whatever is fastest */
H5_ITER_N /* Number of iteration orders */
} H5_iter_order_t;
/* Iteration callback values */
/* (Actually, any postive value will cause the iterator to stop and pass back
* that positive value to the function that called the iterator)
*/
#define H5_ITER_ERROR (-1)
#define H5_ITER_CONT (0)
#define H5_ITER_STOP (1)
/*
* The types of indices on links in groups/attributes on objects.
* Primarily used for "<do> <foo> by index" routines and for iterating over
* links in groups/attributes on objects.
*/
typedef enum H5_index_t {
H5_INDEX_UNKNOWN = -1, /* Unknown index type */
H5_INDEX_NAME, /* Index on names */
H5_INDEX_CRT_ORDER, /* Index on creation order */
H5_INDEX_N /* Number of indices defined */
} H5_index_t;
/*
* Storage info struct used by H5O_info_t and H5F_info_t
*/
typedef struct H5_ih_info_t {
hsize_t index_size; /* btree and/or list */
hsize_t heap_size;
} H5_ih_info_t;
/* Functions in H5.c */
H5_DLL herr_t H5open(void);
H5_DLL herr_t H5close(void);
H5_DLL herr_t H5dont_atexit(void);
H5_DLL herr_t H5garbage_collect(void);
H5_DLL herr_t H5set_free_list_limits (int reg_global_lim, int reg_list_lim,
int arr_global_lim, int arr_list_lim, int blk_global_lim,
int blk_list_lim);
H5_DLL herr_t H5get_libversion(unsigned *majnum, unsigned *minnum,
unsigned *relnum);
H5_DLL herr_t H5check_version(unsigned majnum, unsigned minnum,
unsigned relnum);
H5_DLL herr_t H5is_library_threadsafe(hbool_t *is_ts);
H5_DLL herr_t H5free_memory(void *mem);
H5_DLL void *H5allocate_memory(size_t size, hbool_t clear);
H5_DLL void *H5resize_memory(void *mem, size_t size);
#ifdef __cplusplus
}
#endif
#endif /* _H5public_H */
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