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H5Dprivate.h
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/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
* Copyright by The HDF Group. *
* 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 LICENSE 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 *
* [email protected]. *
* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
/*
* This file contains private information about the H5D module
*/
#ifndef H5Dprivate_H
#define H5Dprivate_H
/* Include package's public header */
#include "H5Dpublic.h"
/* Private headers needed by this file */
#include "H5FDprivate.h" /* File drivers */
#include "H5Oprivate.h" /* Object headers */
#include "H5Sprivate.h" /* Dataspaces */
#include "H5Zprivate.h" /* Data filters */
/**************************/
/* Library Private Macros */
/**************************/
/*
* 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
/* ======== Dataset creation property names ======== */
#define H5D_CRT_LAYOUT_NAME "layout" /* Storage layout */
#define H5D_CRT_FILL_VALUE_NAME "fill_value" /* Fill value */
#define H5D_CRT_ALLOC_TIME_STATE_NAME "alloc_time_state" /* Space allocation time state */
#define H5D_CRT_EXT_FILE_LIST_NAME "efl" /* External file list */
#define H5D_CRT_MIN_DSET_HDR_SIZE_NAME "dset_oh_minimize" /* Minimize object header */
/* ======== Dataset access property names ======== */
#define H5D_ACS_DATA_CACHE_NUM_SLOTS_NAME "rdcc_nslots" /* Size of raw data chunk cache(slots) */
#define H5D_ACS_DATA_CACHE_BYTE_SIZE_NAME "rdcc_nbytes" /* Size of raw data chunk cache(bytes) */
#define H5D_ACS_PREEMPT_READ_CHUNKS_NAME "rdcc_w0" /* Preemption read chunks first */
#define H5D_ACS_VDS_VIEW_NAME "vds_view" /* VDS view option */
#define H5D_ACS_VDS_PRINTF_GAP_NAME "vds_printf_gap" /* VDS printf gap size */
#define H5D_ACS_VDS_PREFIX_NAME "vds_prefix" /* VDS file prefix */
#define H5D_ACS_APPEND_FLUSH_NAME "append_flush" /* Append flush actions */
#define H5D_ACS_EFILE_PREFIX_NAME "external file prefix" /* External file prefix */
/* ======== Data transfer properties ======== */
#define H5D_XFER_MAX_TEMP_BUF_NAME "max_temp_buf" /* Maximum temp buffer size */
#define H5D_XFER_TCONV_BUF_NAME "tconv_buf" /* Type conversion buffer */
#define H5D_XFER_BKGR_BUF_NAME "bkgr_buf" /* Background buffer */
#define H5D_XFER_BKGR_BUF_TYPE_NAME "bkgr_buf_type" /* Background buffer type */
#define H5D_XFER_BTREE_SPLIT_RATIO_NAME "btree_split_ratio" /* B-tree node splitting ratio */
#define H5D_XFER_VLEN_ALLOC_NAME "vlen_alloc" /* Vlen allocation function */
#define H5D_XFER_VLEN_ALLOC_INFO_NAME "vlen_alloc_info" /* Vlen allocation info */
#define H5D_XFER_VLEN_FREE_NAME "vlen_free" /* Vlen free function */
#define H5D_XFER_VLEN_FREE_INFO_NAME "vlen_free_info" /* Vlen free info */
#define H5D_XFER_VFL_ID_NAME "vfl_id" /* File driver ID */
#define H5D_XFER_VFL_INFO_NAME "vfl_info" /* File driver info */
#define H5D_XFER_HYPER_VECTOR_SIZE_NAME "vec_size" /* Hyperslab vector size */
#define H5D_XFER_IO_XFER_MODE_NAME "io_xfer_mode" /* I/O transfer mode */
#define H5D_XFER_MPIO_COLLECTIVE_OPT_NAME "mpio_collective_opt" /* Optimization of MPI-IO transfer mode */
#define H5D_XFER_MPIO_CHUNK_OPT_HARD_NAME "mpio_chunk_opt_hard"
#define H5D_XFER_MPIO_CHUNK_OPT_NUM_NAME "mpio_chunk_opt_num"
#define H5D_XFER_MPIO_CHUNK_OPT_RATIO_NAME "mpio_chunk_opt_ratio"
#define H5D_MPIO_ACTUAL_CHUNK_OPT_MODE_NAME "actual_chunk_opt_mode"
#define H5D_MPIO_ACTUAL_IO_MODE_NAME "actual_io_mode"
#define H5D_MPIO_LOCAL_NO_COLLECTIVE_CAUSE_NAME \
"local_no_collective_cause" /* cause of broken collective I/O in each process */
#define H5D_MPIO_GLOBAL_NO_COLLECTIVE_CAUSE_NAME \
"global_no_collective_cause" /* cause of broken collective I/O in all processes */
#define H5D_XFER_EDC_NAME "err_detect" /* EDC */
#define H5D_XFER_FILTER_CB_NAME "filter_cb" /* Filter callback function */
#define H5D_XFER_CONV_CB_NAME "type_conv_cb" /* Type conversion callback function */
#define H5D_XFER_XFORM_NAME "data_transform" /* Data transform */
#define H5D_XFER_DSET_IO_SEL_NAME "dset_io_selection" /* Dataset I/O selection */
#define H5D_XFER_SELECTION_IO_MODE_NAME "selection_io_mode" /* Selection I/O mode */
#define H5D_XFER_NO_SELECTION_IO_CAUSE_NAME "no_selection_io_cause" /* Cause for no selection I/O */
#define H5D_XFER_ACTUAL_SELECTION_IO_MODE_NAME "actual_selection_io_mode" /* Actual selection I/O mode */
#define H5D_XFER_MODIFY_WRITE_BUF_NAME "modify_write_buf" /* Modify write buffers */
#ifdef H5_HAVE_INSTRUMENTED_LIBRARY
/* Collective chunk instrumentation properties */
#define H5D_XFER_COLL_CHUNK_LINK_HARD_NAME "coll_chunk_link_hard"
#define H5D_XFER_COLL_CHUNK_MULTI_HARD_NAME "coll_chunk_multi_hard"
#define H5D_XFER_COLL_CHUNK_LINK_NUM_TRUE_NAME "coll_chunk_link_true"
#define H5D_XFER_COLL_CHUNK_LINK_NUM_FALSE_NAME "coll_chunk_link_false"
#define H5D_XFER_COLL_CHUNK_MULTI_RATIO_COLL_NAME "coll_chunk_multi_coll"
#define H5D_XFER_COLL_CHUNK_MULTI_RATIO_IND_NAME "coll_chunk_multi_ind"
/* Definitions for all collective chunk instrumentation properties */
#define H5D_XFER_COLL_CHUNK_SIZE sizeof(unsigned)
#define H5D_XFER_COLL_CHUNK_DEF 1
/* General collective I/O instrumentation properties */
#define H5D_XFER_COLL_RANK0_BCAST_NAME "coll_rank0_bcast"
/* Definitions for general collective I/O instrumentation properties */
#define H5D_XFER_COLL_RANK0_BCAST_SIZE sizeof(bool)
#define H5D_XFER_COLL_RANK0_BCAST_DEF false
#endif /* H5_HAVE_INSTRUMENTED_LIBRARY */
/* Default temporary buffer size */
#define H5D_TEMP_BUF_SIZE (1024 * 1024)
/* Default I/O vector size */
#define H5D_IO_VECTOR_SIZE 1024
/* Default VL allocation & free info */
#define H5D_VLEN_ALLOC NULL
#define H5D_VLEN_ALLOC_INFO NULL
#define H5D_VLEN_FREE NULL
#define H5D_VLEN_FREE_INFO NULL
/* Default virtual dataset list size */
#define H5D_VIRTUAL_DEF_LIST_SIZE 8
#ifdef H5D_MODULE
#define H5D_OBJ_ID(D) (((H5D_obj_create_t *)(D))->dcpl_id)
#else /* H5D_MODULE */
#define H5D_OBJ_ID(D) (H5D_get_dcpl_id(D))
#endif
/****************************/
/* Library Private Typedefs */
/****************************/
/* Typedef for dataset in memory (defined in H5Dpkg.h) */
typedef struct H5D_t H5D_t;
typedef struct H5D_obj_create_t H5D_obj_create_t;
/* Typedef for cached dataset creation property list information */
typedef struct H5D_dcpl_cache_t {
H5O_fill_t fill; /* Fill value info (H5D_CRT_FILL_VALUE_NAME) */
H5O_pline_t pline; /* I/O pipeline info (H5O_CRT_PIPELINE_NAME) */
H5O_efl_t efl; /* External file list info (H5D_CRT_EXT_FILE_LIST_NAME) */
} H5D_dcpl_cache_t;
/* Callback information for copying datasets */
typedef struct H5D_copy_file_ud_t {
H5O_copy_file_ud_common_t common; /* Shared information (must be first) */
struct H5S_extent_t *src_space_extent; /* Copy of dataspace extent for dataset */
H5T_t *src_dtype; /* Copy of datatype for dataset */
} H5D_copy_file_ud_t;
/* Structure for dataset append flush property (H5Pset_append_flush) */
typedef struct H5D_append_flush_t {
unsigned ndims; /* The # of dimensions for "boundary" */
hsize_t boundary[H5S_MAX_RANK]; /* The dimension sizes for determining boundary */
H5D_append_cb_t func; /* The callback function */
void *udata; /* User data */
} H5D_append_flush_t;
/*****************************/
/* Library Private Variables */
/*****************************/
/******************************/
/* Library Private Prototypes */
/******************************/
H5_DLL herr_t H5D_init(void);
H5_DLL H5D_t *H5D_open(const H5G_loc_t *loc, hid_t dapl_id);
H5_DLL herr_t H5D_close(H5D_t *dataset);
H5_DLL herr_t H5D_mult_refresh_close(hid_t dset_id);
H5_DLL herr_t H5D_mult_refresh_reopen(H5D_t *dataset);
H5_DLL H5O_loc_t *H5D_oloc(H5D_t *dataset);
H5_DLL H5G_name_t *H5D_nameof(H5D_t *dataset);
H5_DLL herr_t H5D_flush_all(H5F_t *f);
H5_DLL hid_t H5D_get_create_plist(const H5D_t *dset);
H5_DLL hid_t H5D_get_access_plist(const H5D_t *dset);
H5_DLL hid_t H5D_get_dcpl_id(const H5D_obj_create_t *d);
/* Functions that operate on chunked storage */
H5_DLL herr_t H5D_chunk_idx_reset(H5O_storage_chunk_t *storage, bool reset_addr);
/* Functions that operate on virtual storage */
H5_DLL herr_t H5D_virtual_check_mapping_pre(const H5S_t *vspace, const H5S_t *src_space,
H5O_virtual_space_status_t space_status);
H5_DLL herr_t H5D_virtual_check_mapping_post(const H5O_storage_virtual_ent_t *ent);
H5_DLL herr_t H5D_virtual_check_min_dims(const H5D_t *dset);
H5_DLL herr_t H5D_virtual_update_min_dims(H5O_layout_t *layout, size_t idx);
H5_DLL herr_t H5D_virtual_parse_source_name(const char *source_name,
H5O_storage_virtual_name_seg_t **parsed_name,
size_t *static_strlen, size_t *nsubs);
H5_DLL herr_t H5D_virtual_free_parsed_name(H5O_storage_virtual_name_seg_t *name_seg);
/* Functions that operate on indexed storage */
H5_DLL herr_t H5D_btree_debug(H5F_t *f, haddr_t addr, FILE *stream, int indent, int fwidth, unsigned ndims,
const uint32_t *dim);
#endif /* H5Dprivate_H */