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62b92ddf40
and CMake. * CMake will no longer install private generated headers and tools library headers. * Several empty public header files (which represent internal packages) were removed. These were only installed by CMake. * Autotools installs will install H5FDwindows.h. Fixes HDFFV-10614.
133 lines
6.2 KiB
C
133 lines
6.2 KiB
C
/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
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* Copyright by The HDF Group. *
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* Copyright by the Board of Trustees of the University of Illinois. *
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* All rights reserved. *
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* *
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* This file is part of HDF5. The full HDF5 copyright notice, including *
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* terms governing use, modification, and redistribution, is contained in *
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* the COPYING file, which can be found at the root of the source code *
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* distribution tree, or in https://support.hdfgroup.org/ftp/HDF5/releases. *
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* If you do not have access to either file, you may request a copy from *
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* help@hdfgroup.org. *
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* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
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/*-------------------------------------------------------------------------
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*
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* Created: H5HFprivate.h
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* Feb 24 2006
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* Quincey Koziol <koziol@ncsa.uiuc.edu>
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*
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* Purpose: Private header for library accessible fractal heap routines.
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*
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*-------------------------------------------------------------------------
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*/
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#ifndef _H5HFprivate_H
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#define _H5HFprivate_H
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/* Private headers needed by this file */
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#include "H5Fprivate.h" /* File access */
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#include "H5Oprivate.h" /* Object headers */
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/**************************/
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/* Library Private Macros */
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/**************************/
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/* Limit heap ID length to 4096 + 1, due to # of bits required to store
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* length of 'tiny' objects (12 bits)
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*/
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#define H5HF_MAX_ID_LEN (4096 + 1)
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/****************************/
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/* Library Private Typedefs */
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/****************************/
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/* Creation parameters for doubling-tables */
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typedef struct H5HF_dtable_cparam_t {
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unsigned width; /* Number of columns in the table (must be power of 2) */
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size_t start_block_size; /* Starting block size for table (must be power of 2) */
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size_t max_direct_size; /* Maximum size of a direct block (must be power of 2) */
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unsigned max_index; /* Maximum ID/offset for table (integer log2 of actual value, ie. the # of bits required) */
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unsigned start_root_rows; /* Starting number of rows for root indirect block */
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/* 0 indicates to create the full indirect block for the root,
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* right from the start. Doesn't have to be power of 2
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*/
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} H5HF_dtable_cparam_t;
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/* Fractal heap creation parameters */
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typedef struct H5HF_create_t {
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H5HF_dtable_cparam_t managed;/* Mapped object doubling-table creation parameters */
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hbool_t checksum_dblocks; /* Whether the direct blocks should be checksummed */
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uint32_t max_man_size; /* Max. size of object to manage in doubling table */
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/* (i.e. min. size of object to store standalone) */
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uint16_t id_len; /* Length of IDs to use for heap objects */
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/* (0 - make ID just large enough to hold length & offset of object in the heap) */
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/* (1 - make ID just large enough to allow 'huge' objects to be accessed directly) */
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/* (n - make ID 'n' bytes in size) */
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H5O_pline_t pline; /* I/O filter pipeline to apply to direct blocks & 'huge' objects */
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} H5HF_create_t;
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/* Fractal heap metadata statistics info */
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typedef struct H5HF_stat_t {
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/* 'Managed' object info */
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hsize_t man_size; /* Size of 'managed' space in heap */
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hsize_t man_alloc_size; /* Size of 'managed' space allocated in heap */
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hsize_t man_iter_off; /* Offset of "new block" iterator in 'managed' heap space */
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hsize_t man_free_space; /* Free space within 'managed' heap blocks */
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hsize_t man_nobjs; /* Number of 'managed' objects in heap */
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/* 'Huge' object info */
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hsize_t huge_size; /* Size of 'huge' objects in heap */
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hsize_t huge_nobjs; /* Number of 'huge' objects in heap */
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/* 'Tiny' object info */
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hsize_t tiny_size; /* Size of 'tiny' objects in heap */
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hsize_t tiny_nobjs; /* Number of 'tiny' objects in heap */
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} H5HF_stat_t;
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/* Fractal heap info (forward decl - defined in H5HFpkg.h) */
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typedef struct H5HF_t H5HF_t;
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/* Typedef for 'op' operations */
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typedef herr_t (*H5HF_operator_t)(const void *obj/*in*/, size_t obj_len,
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void *op_data/*in,out*/);
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/*****************************/
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/* Library-private Variables */
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/*****************************/
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/***************************************/
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/* Library-private Function Prototypes */
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/***************************************/
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/* General routines for fractal heap operations */
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H5_DLL H5HF_t *H5HF_create(H5F_t *f, const H5HF_create_t *cparam);
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H5_DLL H5HF_t *H5HF_open(H5F_t *f, haddr_t fh_addr);
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H5_DLL herr_t H5HF_get_id_len(H5HF_t *fh, size_t *id_len_p/*out*/);
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H5_DLL herr_t H5HF_get_heap_addr(const H5HF_t *fh, haddr_t *heap_addr/*out*/);
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H5_DLL herr_t H5HF_insert(H5HF_t *fh, size_t size, const void *obj, void *id/*out*/);
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H5_DLL herr_t H5HF_get_obj_len(H5HF_t *fh, const void *id, size_t *obj_len_p/*out*/);
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H5_DLL herr_t H5HF_get_obj_off(H5HF_t *fh, const void *_id, hsize_t *obj_off_p/*out*/);
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H5_DLL herr_t H5HF_read(H5HF_t *fh, const void *id, void *obj/*out*/);
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H5_DLL herr_t H5HF_write(H5HF_t *fh, void *id, hbool_t *id_changed,
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const void *obj);
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H5_DLL herr_t H5HF_op(H5HF_t *fh, const void *id, H5HF_operator_t op, void *op_data);
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H5_DLL herr_t H5HF_remove(H5HF_t *fh, const void *id);
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H5_DLL herr_t H5HF_close(H5HF_t *fh);
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H5_DLL herr_t H5HF_delete(H5F_t *f, haddr_t fh_addr);
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/* Statistics routines */
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H5_DLL herr_t H5HF_stat_info(const H5HF_t *fh, H5HF_stat_t *stats);
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H5_DLL herr_t H5HF_size(const H5HF_t *fh, hsize_t *heap_size/*out*/);
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/* Debugging routines */
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H5_DLL herr_t H5HF_id_print(H5HF_t *fh, const void *id, FILE *stream, int indent, int fwidth);
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#ifdef H5HF_DEBUGGING
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H5_DLL herr_t H5HF_sects_debug(H5F_t *f, haddr_t addr, FILE *stream, int indent, int fwidth);
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#endif /* H5HF_DEBUGGING */
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#endif /* _H5HFprivate_H */
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