d0de32fc3a
Clean up H5EA interface, to align w/v3 metadata cache changes
Tested on:
MacOSX/64 10.10.3 (amazon) w/serial & parallel
Linux/32 2.6.* (jam) w/serial & parallel
455 lines
22 KiB
C
455 lines
22 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 files COPYING and Copyright.html. COPYING can be found at the root *
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* of the source code distribution tree; Copyright.html can be found at the *
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* root level of an installed copy of the electronic HDF5 document set and *
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* is linked from the top-level documents page. It can also be found at *
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* http://hdfgroup.org/HDF5/doc/Copyright.html. If you do not have *
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* access to either file, you may request a copy from help@hdfgroup.org. *
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* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
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/*
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* Programmer: Quincey Koziol <koziol@hdfgroup.org>
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* Tuesday, June 17, 2008
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*
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* Purpose: This file contains declarations which are visible only within
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* the H5EA package. Source files outside the H5EA package should
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* include H5EAprivate.h instead.
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*/
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#if !(defined(H5EA_PACKAGE) | defined(H5EA_MODULE))
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#error "Do not include this file outside the H5EA package!"
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#endif
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#ifndef _H5EApkg_H
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#define _H5EApkg_H
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/* Get package's private header */
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#include "H5EAprivate.h"
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/* Other private headers needed by this file */
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#include "H5FLprivate.h" /* Free Lists */
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/**************************/
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/* Package Private Macros */
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/**************************/
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/* If this package header is being included in one of the H5EA modules, define
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* the proper control macros for the generic FUNC_ENTER/LEAVE and error
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* reporting macros.
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*/
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#ifdef H5EA_MODULE
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#define H5_MY_PKG H5EA
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#define H5_MY_PKG_ERR H5E_EARRAY
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#define H5_MY_PKG_INIT NO
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#endif /* H5EA_MODULE */
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/* Fill value for extensible array test class */
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#ifdef H5EA_TESTING
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#define H5EA_TEST_FILL ((uint64_t)ULLONG_MAX)
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#endif /* H5EA_TESTING */
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/* Size of checksum information (on disk) */
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#define H5EA_SIZEOF_CHKSUM 4
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/* "Standard" size of prefix information for extensible array metadata */
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#define H5EA_METADATA_PREFIX_SIZE(c) ( \
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H5_SIZEOF_MAGIC /* Signature */ \
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+ 1 /* Version */ \
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+ 1 /* Array type */ \
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+ ((c) ? H5EA_SIZEOF_CHKSUM : 0) /* Metadata checksum */ \
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)
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/* Size of the extensible array header on disk */
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#define H5EA_HEADER_SIZE(h) ( \
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/* General metadata fields */ \
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H5EA_METADATA_PREFIX_SIZE(TRUE) \
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\
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/* General array information */ \
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+ 1 /* Element Size */ \
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+ 1 /* Max. # of elements bits */ \
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+ 1 /* # of elements to store in index block */ \
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+ 1 /* Min. # elements per data block */ \
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+ 1 /* Min. # of data block pointers for a super block */ \
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+ 1 /* Log2(Max. # of elements in data block page) - i.e. # of bits needed to store max. # of elements in data block page */ \
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\
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/* Extensible Array statistics fields */ \
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+ (h)->sizeof_size /* Number of super blocks created */ \
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+ (h)->sizeof_size /* Size of super blocks created */ \
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+ (h)->sizeof_size /* Number of data blocks created */ \
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+ (h)->sizeof_size /* Size of data blocks created */ \
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+ (h)->sizeof_size /* Max. index set */ \
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+ (h)->sizeof_size /* Number of elements 'realized' */ \
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\
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/* Extensible Array Header specific fields */ \
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+ (h)->sizeof_addr /* File address of index block */ \
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)
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/* Size of the extensible array index block on disk */
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#define H5EA_IBLOCK_SIZE(i) ( \
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/* General metadata fields */ \
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H5EA_METADATA_PREFIX_SIZE(TRUE) \
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\
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/* Sanity-checking fields */ \
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+ (i)->hdr->sizeof_addr /* File address of array owning the block */ \
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\
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/* Extensible Array Index Block specific fields */ \
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+ ((size_t)(i)->hdr->cparam.idx_blk_elmts * (size_t)(i)->hdr->cparam.raw_elmt_size) /* Elements in index block */ \
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+ ((i)->ndblk_addrs * (i)->hdr->sizeof_addr) /* Data block addresses in index block */ \
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+ ((i)->nsblk_addrs * (i)->hdr->sizeof_addr) /* Super block addresses in index block */ \
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)
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/* Size of the extensible array super block on disk */
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#define H5EA_SBLOCK_SIZE(s) ( \
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/* General metadata fields */ \
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H5EA_METADATA_PREFIX_SIZE(TRUE) \
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\
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/* Sanity-checking fields */ \
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+ (s)->hdr->sizeof_addr /* File address of array owning the block */ \
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+ (s)->hdr->arr_off_size /* Offset of the block in the array */ \
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\
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/* Extensible Array Super Block specific fields */ \
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+ ((s)->ndblks * (s)->dblk_page_init_size) /* Data block 'page init' bitmasks in super block (can be 0 if no pages) */ \
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+ ((s)->ndblks * (s)->hdr->sizeof_addr) /* Data block addresses in super block */ \
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)
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/* Size of the extensible array data block prefix on disk */
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#define H5EA_DBLOCK_PREFIX_SIZE(d) ( \
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/* General metadata fields */ \
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H5EA_METADATA_PREFIX_SIZE(TRUE) \
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\
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/* Sanity-checking fields */ \
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+ (d)->hdr->sizeof_addr /* File address of array owning the block */ \
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+ (d)->hdr->arr_off_size /* Offset of the block in the array */ \
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)
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/* Size of the extensible array data block on disk */
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#define H5EA_DBLOCK_SIZE(d) ( \
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/* Data block prefix size */ \
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H5EA_DBLOCK_PREFIX_SIZE(d) \
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\
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/* Extensible Array Data Block specific fields */ \
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+ ((d)->nelmts * (size_t)(d)->hdr->cparam.raw_elmt_size) /* Elements in data block */ \
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+ ((d)->npages * H5EA_SIZEOF_CHKSUM) /* Checksum for each page */ \
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)
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/* Size of the extensible array data block page on disk */
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#define H5EA_DBLK_PAGE_SIZE(p) ( \
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+ ((p)->hdr->dblk_page_nelmts * (size_t)(p)->hdr->cparam.raw_elmt_size) /* Elements in data block page */ \
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+ H5EA_SIZEOF_CHKSUM /* Checksum for each page */ \
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)
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/* Compute the # of bytes required to store an offset into a given buffer size */
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#define H5EA_SIZEOF_OFFSET_BITS(b) (((b) + 7) / 8)
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/* Compute the first super block index that will hold a certain # of data block pointers */
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#define H5EA_SBLK_FIRST_IDX(m) (2 * H5VM_log2_of2((uint32_t)m))
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/****************************/
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/* Package Private Typedefs */
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/****************************/
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/* Information for each super block in extensible array */
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typedef struct H5EA_sblk_info_t {
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size_t ndblks; /* Number of data blocks for a super block */
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size_t dblk_nelmts; /* Number of elements in each data block for super block */
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hsize_t start_idx; /* Index of first element in super block */
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hsize_t start_dblk; /* Index of first data block in super block */
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} H5EA_sblk_info_t;
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/* The extensible array header information */
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/* (Each extensible array header has certain information that is shared across
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* all the blocks in that extensible array)
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*/
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typedef struct H5EA_hdr_t {
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/* Information for H5AC cache functions, _must_ be first field in structure */
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H5AC_info_t cache_info;
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/* Extensible array configuration/creation parameters (stored in header) */
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H5EA_create_t cparam; /* Creation parameters for extensible array */
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/* Index block information (stored in header) */
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haddr_t idx_blk_addr; /* Address of index block in header */
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/* Statistics for array (stored in index block, actually) */
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/* (header and index number/size fields not stored) */
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H5EA_stat_t stats; /* Statistics for extensible array */
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/* Data block element buffer factory info (not stored in header) */
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struct {
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size_t nalloc; /* Number of factories allocated */
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H5FL_fac_head_t **fac; /* Array of factories for data block element buffers */
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} elmt_fac;
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/* Computed/cached values (not stored in header) */
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size_t rc; /* Reference count of heap's components using heap header */
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haddr_t addr; /* Address of header in file */
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size_t size; /* Size of header in file */
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H5F_t *f; /* Pointer to file for extensible array */
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size_t file_rc; /* Reference count of files using array header */
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hbool_t pending_delete; /* Array is pending deletion */
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size_t sizeof_addr; /* Size of file addresses */
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size_t sizeof_size; /* Size of file sizes */
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unsigned char arr_off_size; /* Size of array offsets (in bytes) */
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/* Super block information (not stored) */
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size_t nsblks; /* Number of superblocks needed for array */
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H5EA_sblk_info_t *sblk_info; /* Array of information for each super block */
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/* Data block information (not stored) */
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size_t dblk_page_nelmts; /* # of elements per data block page */
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/* Client information (not stored) */
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void *cb_ctx; /* Callback context */
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} H5EA_hdr_t;
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/* The extensible array index block information */
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typedef struct H5EA_iblock_t {
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/* Information for H5AC cache functions, _must_ be first field in structure */
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H5AC_info_t cache_info;
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/* Extensible array information (stored) */
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void *elmts; /* Buffer for elements stored in index block */
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haddr_t *dblk_addrs; /* Buffer for addresses of data blocks in index block */
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haddr_t *sblk_addrs; /* Buffer for addresses of super blocks in index block */
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/* Internal array information (not stored) */
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size_t rc; /* Reference count of objects using this block */
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H5EA_hdr_t *hdr; /* Shared array header info */
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haddr_t addr; /* Address of this index block on disk */
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size_t size; /* Size of index block on disk */
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/* Computed/cached values (not stored) */
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size_t nsblks; /* # of super blocks whose data block addresses are in index block */
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size_t ndblk_addrs; /* Number of pointers to data blocks in index block */
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size_t nsblk_addrs; /* Number of pointers to super blocks in index block */
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} H5EA_iblock_t;
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/* The extensible array super block information */
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typedef struct H5EA_sblock_t {
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/* Information for H5AC cache functions, _must_ be first field in structure */
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H5AC_info_t cache_info;
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/* Extensible array information (stored) */
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hsize_t block_off; /* Offset of the block within the array's address space */
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haddr_t *dblk_addrs; /* Addresses of data blocks in super block */
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uint8_t *page_init; /* Bitmap of whether a data block page is initialized */
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/* Internal array information (not stored) */
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size_t rc; /* Reference count of objects using this block */
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H5EA_hdr_t *hdr; /* Shared array header info */
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H5EA_iblock_t *parent; /* Parent object for super block (index block) */
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haddr_t addr; /* Address of this index block on disk */
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size_t size; /* Size of index block on disk */
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/* Computed/cached values (not stored) */
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unsigned idx; /* Super block index within the extensible array */
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size_t ndblks; /* # of data block addresses that are in super block */
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size_t dblk_nelmts; /* # of elements for data blocks reachable through this super block */
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size_t dblk_npages; /* # of pages in each data block */
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size_t dblk_page_init_size; /* Size of 'page init' bitmask for each data block */
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size_t dblk_page_size; /* Size of a data block page */
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} H5EA_sblock_t;
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/* The extensible array data block information */
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typedef struct H5EA_dblock_t {
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/* Information for H5AC cache functions, _must_ be first field in structure */
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H5AC_info_t cache_info;
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/* Extensible array information (stored) */
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hsize_t block_off; /* Offset of the block within the array's address space */
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void *elmts; /* Buffer for elements stored in data block */
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/* Internal array information (not stored) */
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H5EA_hdr_t *hdr; /* Shared array header info */
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void *parent; /* Parent object for data block (index or super block) */
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haddr_t addr; /* Address of this data block on disk */
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size_t size; /* Size of data block on disk */
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/* Computed/cached values (not stored) */
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size_t nelmts; /* Number of elements in block */
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size_t npages; /* Nummber of pages in a block (zero if not paged) */
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} H5EA_dblock_t;
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/* The extensible array data block page information */
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typedef struct H5EA_dbk_page_t {
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/* Information for H5AC cache functions, _must_ be first field in structure */
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H5AC_info_t cache_info;
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/* Extensible array information (stored) */
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void *elmts; /* Buffer for elements stored in data block page */
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/* Internal array information (not stored) */
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H5EA_hdr_t *hdr; /* Shared array header info */
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H5EA_sblock_t *parent; /* Parent object for data block page (super block) */
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haddr_t addr; /* Address of this data block page on disk */
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size_t size; /* Size of data block page on disk */
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/* Computed/cached values (not stored) */
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/* <none> */
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} H5EA_dblk_page_t;
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/* Extensible array */
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struct H5EA_t {
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H5EA_hdr_t *hdr; /* Pointer to internal extensible array header info */
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H5F_t *f; /* Pointer to file for extensible array */
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};
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/* Metadata cache callback user data types */
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/* Info needed for loading super block */
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typedef struct H5EA_sblock_cache_ud_t {
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H5EA_hdr_t *hdr; /* Shared extensible array information */
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H5EA_iblock_t *parent; /* Pointer to parent object for super block (index block) */
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unsigned sblk_idx; /* Index of super block */
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} H5EA_sblock_cache_ud_t;
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/* Info needed for loading data block */
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typedef struct H5EA_dblock_cache_ud_t {
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H5EA_hdr_t *hdr; /* Shared extensible array information */
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void *parent; /* Pointer to parent object for data block (index or super block) */
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size_t nelmts; /* Number of elements in data block */
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} H5EA_dblock_cache_ud_t;
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/* Info needed for loading data block page */
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typedef struct H5EA_dblk_page_cache_ud_t {
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H5EA_hdr_t *hdr; /* Shared extensible array information */
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H5EA_sblock_t *parent; /* Pointer to parent object for data block page (super block) */
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} H5EA_dblk_page_cache_ud_t;
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#ifdef H5EA_TESTING
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typedef struct H5EA__ctx_cb_t {
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herr_t (*encode)(const void *elmt, size_t nelmts, void *udata); /* Perform action during encode step */
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void *udata; /* User data for encode action */
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} H5EA__ctx_cb_t;
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#endif /* H5EA_TESTING */
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/*****************************/
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/* Package Private Variables */
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/*****************************/
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/* H5EA header inherits cache-like properties from H5AC */
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H5_DLLVAR const H5AC_class_t H5AC_EARRAY_HDR[1];
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/* H5EA index block inherits cache-like properties from H5AC */
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H5_DLLVAR const H5AC_class_t H5AC_EARRAY_IBLOCK[1];
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/* H5EA index block inherits cache-like properties from H5AC */
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H5_DLLVAR const H5AC_class_t H5AC_EARRAY_SBLOCK[1];
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/* H5EA data block inherits cache-like properties from H5AC */
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H5_DLLVAR const H5AC_class_t H5AC_EARRAY_DBLOCK[1];
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/* H5EA data block page inherits cache-like properties from H5AC */
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H5_DLLVAR const H5AC_class_t H5AC_EARRAY_DBLK_PAGE[1];
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/* Internal extensible array testing class */
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H5_DLLVAR const H5EA_class_t H5EA_CLS_TEST[1];
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/* Array of extensible array client ID -> client class mappings */
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extern const H5EA_class_t *const H5EA_client_class_g[H5EA_NUM_CLS_ID];
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/******************************/
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/* Package Private Prototypes */
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/******************************/
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/* Generic routines */
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H5_DLL herr_t H5EA__create_flush_depend(H5AC_info_t *parent_entry,
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H5AC_info_t *child_entry);
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H5_DLL herr_t H5EA__destroy_flush_depend(H5AC_info_t *parent_entry,
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H5AC_info_t *child_entry);
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/* Header routines */
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H5_DLL H5EA_hdr_t *H5EA__hdr_alloc(H5F_t *f);
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H5_DLL herr_t H5EA__hdr_init(H5EA_hdr_t *hdr, void *ctx_udata);
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H5_DLL haddr_t H5EA__hdr_create(H5F_t *f, hid_t dxpl_id, const H5EA_create_t *cparam,
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void *ctx_udata);
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H5_DLL void *H5EA__hdr_alloc_elmts(H5EA_hdr_t *hdr, size_t nelmts);
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H5_DLL herr_t H5EA__hdr_free_elmts(H5EA_hdr_t *hdr, size_t nelmts, void *elmts);
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H5_DLL herr_t H5EA__hdr_incr(H5EA_hdr_t *hdr);
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H5_DLL herr_t H5EA__hdr_decr(H5EA_hdr_t *hdr);
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H5_DLL herr_t H5EA__hdr_fuse_incr(H5EA_hdr_t *hdr);
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H5_DLL size_t H5EA__hdr_fuse_decr(H5EA_hdr_t *hdr);
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H5_DLL herr_t H5EA__hdr_modified(H5EA_hdr_t *hdr);
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H5_DLL H5EA_hdr_t *H5EA__hdr_protect(H5F_t *f, hid_t dxpl_id, haddr_t ea_addr,
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void *ctx_udata, H5AC_protect_t rw);
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H5_DLL herr_t H5EA__hdr_unprotect(H5EA_hdr_t *hdr, hid_t dxpl_id, unsigned cache_flags);
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H5_DLL herr_t H5EA__hdr_delete(H5EA_hdr_t *hdr, hid_t dxpl_id);
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H5_DLL herr_t H5EA__hdr_dest(H5EA_hdr_t *hdr);
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/* Index block routines */
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H5_DLL H5EA_iblock_t *H5EA__iblock_alloc(H5EA_hdr_t *hdr);
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H5_DLL haddr_t H5EA__iblock_create(H5EA_hdr_t *hdr, hid_t dxpl_id,
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hbool_t *stats_changed);
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H5_DLL H5EA_iblock_t *H5EA__iblock_protect(H5EA_hdr_t *hdr, hid_t dxpl_id,
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H5AC_protect_t rw);
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H5_DLL herr_t H5EA__iblock_unprotect(H5EA_iblock_t *iblock, hid_t dxpl_id,
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unsigned cache_flags);
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H5_DLL herr_t H5EA__iblock_delete(H5EA_hdr_t *hdr, hid_t dxpl_id);
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H5_DLL herr_t H5EA__iblock_dest(H5EA_iblock_t *iblock);
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/* Super block routines */
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H5_DLL H5EA_sblock_t *H5EA__sblock_alloc(H5EA_hdr_t *hdr, H5EA_iblock_t *parent,
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unsigned sblk_idx);
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H5_DLL haddr_t H5EA__sblock_create(H5EA_hdr_t *hdr, hid_t dxpl_id,
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H5EA_iblock_t *parent, hbool_t *stats_changed, unsigned sblk_idx);
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H5_DLL H5EA_sblock_t *H5EA__sblock_protect(H5EA_hdr_t *hdr, hid_t dxpl_id,
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H5EA_iblock_t *parent, haddr_t sblk_addr, unsigned sblk_idx, H5AC_protect_t rw);
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H5_DLL herr_t H5EA__sblock_unprotect(H5EA_sblock_t *sblock, hid_t dxpl_id,
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unsigned cache_flags);
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H5_DLL herr_t H5EA__sblock_delete(H5EA_hdr_t *hdr, hid_t dxpl_id,
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H5EA_iblock_t *parent, haddr_t sblk_addr, unsigned sblk_idx);
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H5_DLL herr_t H5EA__sblock_dest(H5EA_sblock_t *sblock);
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/* Data block routines */
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H5_DLL H5EA_dblock_t *H5EA__dblock_alloc(H5EA_hdr_t *hdr, void *parent,
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size_t nelmts);
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H5_DLL haddr_t H5EA__dblock_create(H5EA_hdr_t *hdr, hid_t dxpl_id, void *parent,
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hbool_t *stats_changed, hsize_t dblk_off, size_t nelmts);
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H5_DLL unsigned H5EA__dblock_sblk_idx(const H5EA_hdr_t *hdr, hsize_t idx);
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H5_DLL H5EA_dblock_t *H5EA__dblock_protect(H5EA_hdr_t *hdr, hid_t dxpl_id,
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void *parent, haddr_t dblk_addr, size_t dblk_nelmts, H5AC_protect_t rw);
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H5_DLL herr_t H5EA__dblock_unprotect(H5EA_dblock_t *dblock, hid_t dxpl_id,
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unsigned cache_flags);
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H5_DLL herr_t H5EA__dblock_delete(H5EA_hdr_t *hdr, hid_t dxpl_id, void *parent,
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haddr_t dblk_addr, size_t dblk_nelmts);
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H5_DLL herr_t H5EA__dblock_dest(H5EA_dblock_t *dblock);
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/* Data block page routines */
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H5_DLL H5EA_dblk_page_t *H5EA__dblk_page_alloc(H5EA_hdr_t *hdr, H5EA_sblock_t *parent);
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H5_DLL herr_t H5EA__dblk_page_create(H5EA_hdr_t *hdr, hid_t dxpl_id,
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H5EA_sblock_t *parent, haddr_t addr);
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H5_DLL H5EA_dblk_page_t *H5EA__dblk_page_protect(H5EA_hdr_t *hdr, hid_t dxpl_id,
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H5EA_sblock_t *parent, haddr_t dblk_page_addr, H5AC_protect_t rw);
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H5_DLL herr_t H5EA__dblk_page_unprotect(H5EA_dblk_page_t *dblk_page,
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hid_t dxpl_id, unsigned cache_flags);
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H5_DLL herr_t H5EA__dblk_page_dest(H5EA_dblk_page_t *dblk_page);
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/* Debugging routines for dumping file structures */
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H5_DLL herr_t H5EA__hdr_debug(H5F_t *f, hid_t dxpl_id, haddr_t addr,
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FILE *stream, int indent, int fwidth, const H5EA_class_t *cls, haddr_t obj_addr);
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H5_DLL herr_t H5EA__iblock_debug(H5F_t *f, hid_t dxpl_id, haddr_t addr,
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FILE *stream, int indent, int fwidth, const H5EA_class_t *cls,
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haddr_t hdr_addr, haddr_t obj_addr);
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H5_DLL herr_t H5EA__sblock_debug(H5F_t *f, hid_t dxpl_id, haddr_t addr,
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FILE *stream, int indent, int fwidth, const H5EA_class_t *cls,
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haddr_t hdr_addr, unsigned sblk_idx, haddr_t obj_addr);
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H5_DLL herr_t H5EA__dblock_debug(H5F_t *f, hid_t dxpl_id, haddr_t addr,
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FILE *stream, int indent, int fwidth, const H5EA_class_t *cls,
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haddr_t hdr_addr, size_t dblk_nelmts, haddr_t obj_addr);
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/* Testing routines */
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#ifdef H5EA_TESTING
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H5_DLL herr_t H5EA_get_cparam_test(const H5EA_t *ea, H5EA_create_t *cparam);
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H5_DLL int H5EA_cmp_cparam_test(const H5EA_create_t *cparam1, const H5EA_create_t *cparam2);
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#endif /* H5EA_TESTING */
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#endif /* _H5EApkg_H */
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