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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 private information about the H5D module
*/
#ifndef _H5Dprivate_H
#define _H5Dprivate_H
#include <H5Dpublic.h>
/* Private headers needed by this file */
#include <H5private.h>
#include <H5Cprivate.h> /* for the hobjtype_t type */
#include <H5Gprivate.h> /* Symbol tables */
#include <H5Tprivate.h> /* for the h5_datatype_t type */
#include <H5Pprivate.h> /* for the H5P_sdim_t type */
#include <H5Oprivate.h> /* Object Headers */
/* Define a struct to carry all the information required to look up an object header */
typedef struct {
hatom_t fid; /* File Id for object */
haddr_t ohdr; /* Offset of the object header */
H5G_entry_t *dir; /* directory entry for the directory the object is located in */
H5G_entry_t *ent; /* directory entry for the object itself */
} H5D_oid_t;
typedef struct {
hdf5_file_t *file; /* Pointer to the file-store of this object */
H5O_name_t *name; /* Name of dataset */
hbool_t modified; /* Whether the dataset has been modified from version on disk */
h5_datatype_t *type; /* Pointer to datatype of the dataset */
H5P_dim_t *dim; /* Pointer to dimensionality of the dataset */
haddr_t header; /* offset of the object header for this dataset */
haddr_t data; /* offset of the data in the file */
} H5D_dataset_t;
#define H5D_RESERVED_ATOMS 0
/* Set the minimum object header size to create objects with */
#define H5D_MINHDR_SIZE 512
/*-----------------_-- Local function prototypes ----------------------------*/
hatom_t H5D_create(hatom_t owner_id, hobjtype_t type, const char *name);
hatom_t H5D_access(hatom_t oid);
herr_t H5D_flush(hatom_t oid);
herr_t H5D_release(hatom_t oid);
#endif
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