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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. *
* *
****************************************************************************/
/*
* This file contains public declarations for the H5F module.
*/
#ifndef _H5Fpublic_H
#define _H5Fpublic_H
/* Public header files needed by this file */
#include <H5public.h>
#include <H5Ipublic.h>
/*
* These are the bits that can be passed to the `flags' argument of
* H5Fcreate() and H5Fopen(). Use the bit-wise OR operator (|) to combine
* them as needed. As a side effect, they call H5check_version() to make sure
* that the application is compiled with a version of the hdf5 header files
* which are compatible with the library to which the application is linked.
* We're assuming that these constants are used rather early in the hdf5
* session.
*/
#define H5F_ACC_RDONLY (H5check(),0x0000u) /*absence of rdwr => rd-only */
#define H5F_ACC_RDWR (H5check(),0x0001u) /*open for read and write */
#define H5F_ACC_TRUNC (H5check(),0x0002u) /*overwrite existing files */
#define H5F_ACC_EXCL (H5check(),0x0004u) /*fail if file already exists*/
#define H5F_ACC_DEBUG (H5check(),0x0008u) /*print debug info */
#ifdef HAVE_PARALLEL
/* Use this constant string as the MPI_Info key to set H5Fmpio debug flags.
* To turn on H5Fmpio debug flags,
* set the MPI_Info value with this key to have the value of a string
* consisting of the characters that turn on the desired flags. */
#define H5F_MPIO_DEBUG_KEY "H5F_mpio_debug_key"
#endif
#ifdef LATER
/*
* These are here temporarily for backward compatibility with version
* 5.1.0.0a and should eventually be removed since they violate the naming
* scheme.
*/
#define H5ACC_DEFAULT H5F_ACC_RDONLY
#define H5ACC_WRITE H5F_ACC_RDWR
#define H5ACC_OVERWRITE H5F_ACC_TRUNC
#endif
/*
* Low-level file drivers. These values are returned by H5Pget_file_driver()
* and are set by the various H5Pset_...() functions that set file driver
* properties.
*/
typedef enum H5F_driver_t {
H5F_LOW_ERROR = -1, /*error return value */
H5F_LOW_STDIO = 0, /*use functions declared in stdio.h */
H5F_LOW_SEC2 = 1, /*use functions declared in unistd.h */
H5F_LOW_MPIO = 2, /*use indep or collective MPI-IO */
H5F_LOW_CORE = 3, /*use malloc() and free() */
H5F_LOW_SPLIT = 4, /*separate meta data from raw data */
H5F_LOW_FAMILY = 5 /*split addr space over many files */
} H5F_driver_t;
/* Unlimited file size for H5Pset_external() */
#define H5F_UNLIMITED ((hsize_t)(-1L))
#ifdef __cplusplus
extern "C" {
#endif
/* Functions in H5F.c */
hbool_t H5Fis_hdf5 (const char *filename);
hid_t H5Fcreate (const char *filename, unsigned flags, hid_t create_plist,
hid_t access_plist);
hid_t H5Fopen (const char *filename, unsigned flags, hid_t access_plist);
herr_t H5Fflush(hid_t object_id);
herr_t H5Fclose (hid_t file_id);
hid_t H5Fget_create_plist (hid_t file_id);
hid_t H5Fget_access_plist (hid_t file_id);
#ifdef __cplusplus
}
#endif
#endif
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