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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 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 "H5Fprivate.h" /*for the H5F_t type */
#include "H5Gprivate.h" /*symbol tables */
#include "H5MMpublic.h" /*for H5MM_allocate_t and H5MM_free_t types */
#include "H5Oprivate.h" /*object Headers */
#include "H5Sprivate.h" /*for the H5S_t type */
#include "H5Tprivate.h" /*for the H5T_t type */
/*
* Feature: Define H5D_DEBUG on the compiler command line if you want to
* debug dataset I/O. NDEBUG must not be defined in order for this
* to have any effect.
*/
#ifdef NDEBUG
# undef H5D_DEBUG
#endif
#define H5D_RESERVED_ATOMS 0
/* Set the minimum object header size to create objects with */
#define H5D_MINHDR_SIZE 512
/* Dataset creation property list */
typedef struct H5D_create_t {
H5D_layout_t layout; /*storage layout */
int chunk_ndims; /*chunk dimensionality */
hsize_t chunk_size[32]; /*chunk size if chunked storage */
H5O_fill_t fill; /*fill value */
H5O_efl_t efl; /*external file list */
H5O_pline_t pline; /*data filter pipeline */
} H5D_create_t;
/* Data transfer properties */
/* Definitions for maximum temp buffer size property */
#define H5D_XFER_MAX_TEMP_BUF_NAME "max_temp_buf"
#define H5D_XFER_MAX_TEMP_BUF_SIZE sizeof(size_t)
#define H5D_XFER_MAX_TEMP_BUF_DEF (1024*1024)
/* Definitions for type conversion buffer property */
#define H5D_XFER_TCONV_BUF_NAME "tconv_buf"
#define H5D_XFER_TCONV_BUF_SIZE sizeof(void *)
#define H5D_XFER_TCONV_BUF_DEF NULL
/* Definitions for background buffer property */
#define H5D_XFER_BKGR_BUF_NAME "bkgr_buf"
#define H5D_XFER_BKGR_BUF_SIZE sizeof(void *)
#define H5D_XFER_BKGR_BUF_DEF NULL
/* Definitions for background buffer type property */
#define H5D_XFER_BKGR_BUF_TYPE_NAME "bkgr_buf_type"
#define H5D_XFER_BKGR_BUF_TYPE_SIZE sizeof(H5T_bkg_t)
#define H5D_XFER_BKGR_BUF_TYPE_DEF H5T_BKG_NO
/* Definitions for B-tree node splitting ratio property */
#define H5D_XFER_BTREE_SPLIT_RATIO_NAME "btree_split_ratio"
#define H5D_XFER_BTREE_SPLIT_RATIO_SIZE sizeof(double[3])
#define H5D_XFER_BTREE_SPLIT_RATIO_DEF {0.1, 0.5, 0.9}
/* Definitions for hyperslab caching property */
#define H5D_XFER_HYPER_CACHE_NAME "hyper_cache"
#define H5D_XFER_HYPER_CACHE_SIZE sizeof(unsigned)
#ifndef H5_HAVE_PARALLEL
#define H5D_XFER_HYPER_CACHE_DEF 1
#else
#define H5D_XFER_HYPER_CACHE_DEF 0
#endif
/* Definitions for hyperslab cache limit property */
#define H5D_XFER_HYPER_CACHE_LIM_NAME "hyper_cache_limit"
#define H5D_XFER_HYPER_CACHE_LIM_SIZE sizeof(unsigned)
#define H5D_XFER_HYPER_CACHE_LIM_DEF 0
/* Definitions for hyperslab cache limit property */
#define H5D_XFER_HYPER_CACHE_LIM_NAME "hyper_cache_limit"
#define H5D_XFER_HYPER_CACHE_LIM_SIZE sizeof(unsigned)
#define H5D_XFER_HYPER_CACHE_LIM_DEF 0
/* Definitions for vlen allocation function property */
#define H5D_XFER_VLEN_ALLOC_NAME "vlen_alloc"
#define H5D_XFER_VLEN_ALLOC_SIZE sizeof(H5MM_allocate_t)
#define H5D_XFER_VLEN_ALLOC_DEF NULL
/* Definitions for vlen allocation info property */
#define H5D_XFER_VLEN_ALLOC_INFO_NAME "vlen_alloc_info"
#define H5D_XFER_VLEN_ALLOC_INFO_SIZE sizeof(void *)
#define H5D_XFER_VLEN_ALLOC_INFO_DEF NULL
/* Definitions for vlen free function property */
#define H5D_XFER_VLEN_FREE_NAME "vlen_free"
#define H5D_XFER_VLEN_FREE_SIZE sizeof(H5MM_free_t)
#define H5D_XFER_VLEN_FREE_DEF NULL
/* Definitions for vlen free info property */
#define H5D_XFER_VLEN_FREE_INFO_NAME "vlen_free_info"
#define H5D_XFER_VLEN_FREE_INFO_SIZE sizeof(void *)
#define H5D_XFER_VLEN_FREE_INFO_DEF NULL
/* Definitions for file driver ID property */
#define H5D_XFER_VFL_ID_NAME "vfl_id"
#define H5D_XFER_VFL_ID_SIZE sizeof(hid_t)
#define H5D_XFER_VFL_ID_DEF H5FD_VFD_DEFAULT
/* Definitions for file driver info property */
#define H5D_XFER_VFL_INFO_NAME "vfl_info"
#define H5D_XFER_VFL_INFO_SIZE sizeof(void *)
#define H5D_XFER_VFL_INFO_DEF NULL
#ifdef COALESCE_READS
/* Definitions for 'gather reads' property */
#define H5D_XFER_GATHER_READS_NAME "gather_reads"
#define H5D_XFER_GATHER_READS_SIZE sizeof(unsigned)
#define H5D_XFER_GATHER_READS_DEF 0
#endif /* COALESCE_READS */
/* Definitions for hyperslab vector size property */
#define H5D_XFER_HYPER_VECTOR_SIZE_NAME "vec_size"
#define H5D_XFER_HYPER_VECTOR_SIZE_SIZE sizeof(size_t)
#define H5D_XFER_HYPER_VECTOR_SIZE_DEF 1024
typedef struct H5D_t H5D_t;
/* library variables */
__DLLVAR__ const H5D_create_t H5D_create_dflt;
/* Functions defined in H5D.c */
__DLL__ herr_t H5D_init(void);
__DLL__ H5D_t *H5D_create(H5G_entry_t *loc, const char *name,
const H5T_t *type, const H5S_t *space,
const H5D_create_t *create_parms);
__DLL__ H5D_t *H5D_open(H5G_entry_t *loc, const char *name);
__DLL__ herr_t H5D_close(H5D_t *dataset);
__DLL__ htri_t H5D_isa(H5G_entry_t *ent);
__DLL__ herr_t H5D_read(H5D_t *dataset, const H5T_t *mem_type,
const H5S_t *mem_space, const H5S_t *file_space,
hid_t dset_xfer_plist, void *buf/*out*/);
__DLL__ herr_t H5D_write(H5D_t *dataset, const H5T_t *mem_type,
const H5S_t *mem_space, const H5S_t *file_space,
hid_t dset_xfer_plist, const void *buf);
__DLL__ herr_t H5D_extend(H5D_t *dataset, const hsize_t *size);
__DLL__ H5G_entry_t *H5D_entof(H5D_t *dataset);
__DLL__ H5T_t *H5D_typeof(H5D_t *dset);
__DLL__ H5S_t *H5D_get_space(H5D_t *dset);
__DLL__ H5D_t * H5D_open_oid(H5G_entry_t *ent);
__DLL__ H5F_t * H5D_get_file(const H5D_t *dset);
__DLL__ hsize_t H5D_get_storage_size(H5D_t *dset);
__DLL__ void *H5D_vlen_get_buf_size_alloc(size_t size, void *info);
__DLL__ herr_t H5D_vlen_get_buf_size(void *elem, hid_t type_id, hsize_t ndim, hssize_t *point, void *op_data);
__DLL__ herr_t H5D_xfer_create(hid_t dxpl_id, void *create_data);
__DLL__ herr_t H5D_xfer_close(hid_t dxpl_id, void *close_data);
#endif
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