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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://www.hdfgroup.org/licenses. *
* 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 H5D module.
*/
#ifndef H5Dpublic_H
#define H5Dpublic_H
/* System headers needed by this file */
/* Public headers needed by this file */
#include "H5public.h"
#include "H5Ipublic.h"
/*****************/
/* Public Macros */
/*****************/
/* Macros used to "unset" chunk cache configuration parameters */
#define H5D_CHUNK_CACHE_NSLOTS_DEFAULT ((size_t)-1)
#define H5D_CHUNK_CACHE_NBYTES_DEFAULT ((size_t)-1)
#define H5D_CHUNK_CACHE_W0_DEFAULT (-1.0f)
/* Bit flags for the H5Pset_chunk_opts() and H5Pget_chunk_opts() */
#define H5D_CHUNK_DONT_FILTER_PARTIAL_CHUNKS (0x0002u)
/*******************/
/* Public Typedefs */
/*******************/
/* Values for the H5D_LAYOUT property */
typedef enum H5D_layout_t {
H5D_LAYOUT_ERROR = -1,
H5D_COMPACT = 0, /*raw data is very small */
H5D_CONTIGUOUS = 1, /*the default */
H5D_CHUNKED = 2, /*slow and fancy */
H5D_VIRTUAL = 3, /*actual data is stored in other datasets */
H5D_NLAYOUTS = 4 /*this one must be last! */
} H5D_layout_t;
/* Types of chunk index data structures */
typedef enum H5D_chunk_index_t {
H5D_CHUNK_IDX_BTREE = 0, /* v1 B-tree index (default) */
H5D_CHUNK_IDX_SINGLE =
1, /* Single Chunk index (cur dims[]=max dims[]=chunk dims[]; filtered & non-filtered) */
H5D_CHUNK_IDX_NONE = 2, /* Implicit: No Index (H5D_ALLOC_TIME_EARLY, non-filtered, fixed dims) */
H5D_CHUNK_IDX_FARRAY = 3, /* Fixed array (for 0 unlimited dims) */
H5D_CHUNK_IDX_EARRAY = 4, /* Extensible array (for 1 unlimited dim) */
H5D_CHUNK_IDX_BT2 = 5, /* v2 B-tree index (for >1 unlimited dims) */
H5D_CHUNK_IDX_NTYPES /* This one must be last! */
} H5D_chunk_index_t;
/* Values for the space allocation time property */
typedef enum H5D_alloc_time_t {
H5D_ALLOC_TIME_ERROR = -1,
H5D_ALLOC_TIME_DEFAULT = 0,
H5D_ALLOC_TIME_EARLY = 1,
H5D_ALLOC_TIME_LATE = 2,
H5D_ALLOC_TIME_INCR = 3
} H5D_alloc_time_t;
/* Values for the status of space allocation */
typedef enum H5D_space_status_t {
H5D_SPACE_STATUS_ERROR = -1,
H5D_SPACE_STATUS_NOT_ALLOCATED = 0,
H5D_SPACE_STATUS_PART_ALLOCATED = 1,
H5D_SPACE_STATUS_ALLOCATED = 2
} H5D_space_status_t;
/* Values for time of writing fill value property */
typedef enum H5D_fill_time_t {
H5D_FILL_TIME_ERROR = -1,
H5D_FILL_TIME_ALLOC = 0,
H5D_FILL_TIME_NEVER = 1,
H5D_FILL_TIME_IFSET = 2
} H5D_fill_time_t;
/* Values for fill value status */
typedef enum H5D_fill_value_t {
H5D_FILL_VALUE_ERROR = -1,
H5D_FILL_VALUE_UNDEFINED = 0,
H5D_FILL_VALUE_DEFAULT = 1,
H5D_FILL_VALUE_USER_DEFINED = 2
} H5D_fill_value_t;
/* Values for VDS bounds option */
typedef enum H5D_vds_view_t {
H5D_VDS_ERROR = -1,
H5D_VDS_FIRST_MISSING = 0,
H5D_VDS_LAST_AVAILABLE = 1
} H5D_vds_view_t;
/* Callback for H5Pset_append_flush() in a dataset access property list */
typedef herr_t (*H5D_append_cb_t)(hid_t dataset_id, hsize_t *cur_dims, void *op_data);
/* Define the operator function pointer for H5Diterate() */
typedef herr_t (*H5D_operator_t)(void *elem, hid_t type_id, unsigned ndim, const hsize_t *point,
void *operator_data);
/* Define the operator function pointer for H5Dscatter() */
typedef herr_t (*H5D_scatter_func_t)(const void **src_buf /*out*/, size_t *src_buf_bytes_used /*out*/,
void *op_data);
/* Define the operator function pointer for H5Dgather() */
typedef herr_t (*H5D_gather_func_t)(const void *dst_buf, size_t dst_buf_bytes_used, void *op_data);
/********************/
/* Public Variables */
/********************/
/*********************/
/* Public Prototypes */
/*********************/
#ifdef __cplusplus
extern "C" {
#endif
H5_DLL hid_t H5Dcreate2(hid_t loc_id, const char *name, hid_t type_id, hid_t space_id, hid_t lcpl_id,
hid_t dcpl_id, hid_t dapl_id);
H5_DLL hid_t H5Dcreate_anon(hid_t file_id, hid_t type_id, hid_t space_id, hid_t plist_id, hid_t dapl_id);
H5_DLL hid_t H5Dopen2(hid_t file_id, const char *name, hid_t dapl_id);
H5_DLL herr_t H5Dclose(hid_t dset_id);
H5_DLL hid_t H5Dget_space(hid_t dset_id);
H5_DLL herr_t H5Dget_space_status(hid_t dset_id, H5D_space_status_t *allocation);
H5_DLL hid_t H5Dget_type(hid_t dset_id);
H5_DLL hid_t H5Dget_create_plist(hid_t dset_id);
H5_DLL hid_t H5Dget_access_plist(hid_t dset_id);
H5_DLL hsize_t H5Dget_storage_size(hid_t dset_id);
H5_DLL herr_t H5Dget_chunk_storage_size(hid_t dset_id, const hsize_t *offset, hsize_t *chunk_bytes);
H5_DLL herr_t H5Dget_num_chunks(hid_t dset_id, hid_t fspace_id, hsize_t *nchunks);
H5_DLL herr_t H5Dget_chunk_info_by_coord(hid_t dset_id, const hsize_t *coord, unsigned *filter_mask,
haddr_t *addr, hsize_t *size);
H5_DLL herr_t H5Dget_chunk_info(hid_t dset_id, hid_t fspace_id, hsize_t chk_idx, hsize_t *coord,
unsigned *filter_mask, haddr_t *addr, hsize_t *size);
H5_DLL haddr_t H5Dget_offset(hid_t dset_id);
H5_DLL herr_t H5Dread(hid_t dset_id, hid_t mem_type_id, hid_t mem_space_id, hid_t file_space_id,
hid_t plist_id, void *buf /*out*/);
H5_DLL herr_t H5Dwrite(hid_t dset_id, hid_t mem_type_id, hid_t mem_space_id, hid_t file_space_id,
hid_t plist_id, const void *buf);
H5_DLL herr_t H5Dwrite_chunk(hid_t dset_id, hid_t dxpl_id, uint32_t filters, const hsize_t *offset,
size_t data_size, const void *buf);
H5_DLL herr_t H5Dread_chunk(hid_t dset_id, hid_t dxpl_id, const hsize_t *offset, uint32_t *filters,
void *buf);
H5_DLL herr_t H5Diterate(void *buf, hid_t type_id, hid_t space_id, H5D_operator_t op, void *operator_data);
H5_DLL herr_t H5Dvlen_reclaim(hid_t type_id, hid_t space_id, hid_t plist_id, void *buf);
H5_DLL herr_t H5Dvlen_get_buf_size(hid_t dataset_id, hid_t type_id, hid_t space_id, hsize_t *size);
H5_DLL herr_t H5Dfill(const void *fill, hid_t fill_type, void *buf, hid_t buf_type, hid_t space);
H5_DLL herr_t H5Dset_extent(hid_t dset_id, const hsize_t size[]);
H5_DLL herr_t H5Dflush(hid_t dset_id);
H5_DLL herr_t H5Drefresh(hid_t dset_id);
H5_DLL herr_t H5Dscatter(H5D_scatter_func_t op, void *op_data, hid_t type_id, hid_t dst_space_id,
void *dst_buf);
H5_DLL herr_t H5Dgather(hid_t src_space_id, const void *src_buf, hid_t type_id, size_t dst_buf_size,
void *dst_buf, H5D_gather_func_t op, void *op_data);
H5_DLL herr_t H5Ddebug(hid_t dset_id);
/* Internal API routines */
H5_DLL herr_t H5Dformat_convert(hid_t dset_id);
H5_DLL herr_t H5Dget_chunk_index_type(hid_t did, H5D_chunk_index_t *idx_type);
/* Symbols defined for compatibility with previous versions of the HDF5 API.
*
* Use of these symbols is deprecated.
*/
#ifndef H5_NO_DEPRECATED_SYMBOLS
/* Macros */
#define H5D_CHUNK_BTREE H5D_CHUNK_IDX_BTREE
/* Formerly used to support the H5DOread/write_chunk() API calls.
* These symbols are no longer used in the library.
*/
/* Property names for H5DOwrite_chunk */
#define H5D_XFER_DIRECT_CHUNK_WRITE_FLAG_NAME "direct_chunk_flag"
#define H5D_XFER_DIRECT_CHUNK_WRITE_FILTERS_NAME "direct_chunk_filters"
#define H5D_XFER_DIRECT_CHUNK_WRITE_OFFSET_NAME "direct_chunk_offset"
#define H5D_XFER_DIRECT_CHUNK_WRITE_DATASIZE_NAME "direct_chunk_datasize"
/* Property names for H5DOread_chunk */
#define H5D_XFER_DIRECT_CHUNK_READ_FLAG_NAME "direct_chunk_read_flag"
#define H5D_XFER_DIRECT_CHUNK_READ_OFFSET_NAME "direct_chunk_read_offset"
#define H5D_XFER_DIRECT_CHUNK_READ_FILTERS_NAME "direct_chunk_read_filters"
/* Typedefs */
/* Function prototypes */
H5_DLL hid_t H5Dcreate1(hid_t file_id, const char *name, hid_t type_id, hid_t space_id, hid_t dcpl_id);
H5_DLL hid_t H5Dopen1(hid_t file_id, const char *name);
H5_DLL herr_t H5Dextend(hid_t dset_id, const hsize_t size[]);
#endif /* H5_NO_DEPRECATED_SYMBOLS */
#ifdef __cplusplus
}
#endif
#endif /* H5Dpublic_H */
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