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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 files COPYING and Copyright.html. COPYING can be found at the root *
* of the source code distribution tree; Copyright.html can be found at the *
* root level of an installed copy of the electronic HDF5 document set and *
* is linked from the top-level documents page. It can also be found at *
* http://hdfgroup.org/HDF5/doc/Copyright.html. If you do not have *
* access to either file, you may request a copy from help@hdfgroup.org. *
* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
/*
* Programmer:
*
* Purpose: This file contains declarations which are visible only within
* the H5FA package. Source files outside the H5FA package should
* include H5FAprivate.h instead.
*/
#if !(defined(H5FA_PACKAGE) | defined(H5FA_MODULE))
#error "Do not include this file outside the H5FA package!"
#endif
#ifndef _H5FApkg_H
#define _H5FApkg_H
/* Get package's private header */
#include "H5FAprivate.h"
/* Other private headers needed by this file */
#include "H5ACprivate.h" /* Metadata cache */
#include "H5FLprivate.h" /* Free Lists */
/**************************/
/* Package Private Macros */
/**************************/
/* Define this to display debugging information for the Fixed Array layer */
/* #define H5FA_DEBUG */
/* If this package header is being included in one of the H5FA modules, define
* the proper control macros for the generic FUNC_ENTER/LEAVE and error
* reporting macros.
*/
#ifdef H5FA_MODULE
#define H5_MY_PKG H5FA
#define H5_MY_PKG_ERR H5E_FARRAY
#define H5_MY_PKG_INIT NO
#endif /* H5FA_MODULE */
/* Fill value for fixed array test class */
#ifdef H5FA_TESTING
#define H5FA_TEST_FILL ((uint64_t)ULLONG_MAX)
#endif /* H5FA_TESTING */
/* Size of checksum information (on disk) */
#define H5FA_SIZEOF_CHKSUM 4
/* "Standard" size of prefix information for fixed array metadata */
#define H5FA_METADATA_PREFIX_SIZE(c) ( \
H5_SIZEOF_MAGIC /* Signature */ \
+ 1 /* Version */ \
+ 1 /* Array type */ \
+ ((c) ? H5FA_SIZEOF_CHKSUM : 0) /* Metadata checksum */ \
)
/* Size of the Fixed Array header on disk */
#define H5FA_HEADER_SIZE(sizeof_addr, sizeof_size) ( \
/* General metadata fields */ \
H5FA_METADATA_PREFIX_SIZE(TRUE) \
\
/* General array information */ \
+ 1 /* Element Size */ \
+ 1 /* Log2(Max. # of elements in data block page) - i.e. # of bits needed to store max. # of elements in data block page */ \
\
/* Fixed Array statistics fields */ \
+ (sizeof_size) /* # of elements in the fixed array */ \
\
/* Fixed Array Header specific fields */ \
+ (sizeof_addr) /* File address of Fixed Array data block */ \
)
/* Size of the fixed array header on disk (via file pointer) */
#define H5FA_HEADER_SIZE_FILE(f) ( \
H5FA_HEADER_SIZE(H5F_SIZEOF_ADDR(f), H5F_SIZEOF_SIZE(f)) \
)
/* Size of the fixed array header on disk (via fixed array header) */
#define H5FA_HEADER_SIZE_HDR(h) ( \
H5FA_HEADER_SIZE((h)->sizeof_addr, (h)->sizeof_size) \
)
/* Size of the Fixed Array data block prefix on disk */
#define H5FA_DBLOCK_PREFIX_SIZE(d) ( \
/* General metadata fields */ \
H5FA_METADATA_PREFIX_SIZE(TRUE) \
\
/* Sanity-checking fields */ \
+ (d)->hdr->sizeof_addr /* File address of Fixed Array header owning the data block */ \
\
/* Fixed Array Data Block specific fields */ \
+ (d)->dblk_page_init_size /* Fixed array data block 'page init' bitmasks (can be 0 if no pages) */ \
)
/* Size of the Fixed Array data block on disk */
#define H5FA_DBLOCK_SIZE(d) ( \
/* Data block prefix size */ \
H5FA_DBLOCK_PREFIX_SIZE(d) \
\
/* Fixed Array Elements|Pages of Elements*/ \
+ ((d)->hdr->cparam.nelmts * (size_t)(d)->hdr->cparam.raw_elmt_size) \
+ ((d)->npages * H5FA_SIZEOF_CHKSUM) /* Checksum */ \
)
/* Size of the Fixed Array data block page on disk */
#define H5FA_DBLK_PAGE_SIZE(h, nelmts) ( \
/* Fixed Array Data Block Page */ \
+ (nelmts * (size_t)(h)->cparam.raw_elmt_size) /* Elements in data block page */ \
+ H5FA_SIZEOF_CHKSUM /* Checksum for each page */ \
)
/****************************/
/* Package Private Typedefs */
/****************************/
/* The Fixed Array header information */
typedef struct H5FA_hdr_t {
/* Information for H5AC cache functions, _must_ be first field in structure */
H5AC_info_t cache_info;
/* Fixed array configuration/creation parameters (stored in header) */
H5FA_create_t cparam; /* Creation parameters for Fixed Array */
/* Fixed Array data block information (stored in header) */
haddr_t dblk_addr; /* Address of Fixed Array Data block */
/* Statistics for Fixed Array (stored in header) */
H5FA_stat_t stats; /* Statistcs for Fixed Array */
/* Computed/cached values (not stored in header) */
size_t rc; /* Reference count of the header */
haddr_t addr; /* Address of header in file */
size_t size; /* Size of header in file */
H5F_t *f; /* Pointer to file for fixed array */
size_t file_rc; /* Reference count of files using array header */
hbool_t pending_delete; /* Array is pending deletion */
size_t sizeof_addr; /* Size of file addresses */
size_t sizeof_size; /* Size of file sizes */
/* Client information (not stored) */
void *cb_ctx; /* Callback context */
} H5FA_hdr_t;
/* The fixed array data block information */
typedef struct H5FA_dblock_t {
/* Information for H5AC cache functions, _must_ be first field in structure */
H5AC_info_t cache_info;
/* Fixed array information (stored) */
uint8_t *dblk_page_init;/* Bitmap of whether a data block page is initialized */
void *elmts; /* Buffer for elements stored in data block */
/* Internal array information (not stored) */
H5FA_hdr_t *hdr; /* Shared array header info */
/* Computed/cached values (not stored) */
haddr_t addr; /* Address of this data block on disk */
hsize_t size; /* Size of data block on disk */
size_t npages; /* Nummber of pages in data block (zero if not paged) */
size_t last_page_nelmts; /* Nummber of elements in last page, if paged */
/* Fixed Array data block information (not stored) */
size_t dblk_page_nelmts; /* # of elements per data block page */
size_t dblk_page_size; /* Size of a data block page */
size_t dblk_page_init_size; /* Size of 'page init' bitmask */
} H5FA_dblock_t;
/* The fixed array data block page information */
typedef struct H5FA_dbk_page_t {
/* Information for H5AC cache functions, _must_ be first field in structure */
H5AC_info_t cache_info;
/* Fixed array information (stored) */
void *elmts; /* Buffer for elements stored in data block page */
/* Internal array information (not stored) */
H5FA_hdr_t *hdr; /* Shared array header info */
/* Computed/cached values (not stored) */
haddr_t addr; /* Address of this data block page on disk */
size_t size; /* Size of data block page on disk */
size_t nelmts; /* Number of elements in data block page */
} H5FA_dblk_page_t;
/* Fixed array */
struct H5FA_t {
H5FA_hdr_t *hdr; /* Pointer to internal fixed array header info */
H5F_t *f; /* Pointer to file for fixed array */
};
/* Metadata cache callback user data types */
/* Info needed for loading data block */
typedef struct H5FA_dblock_cache_ud_t {
H5FA_hdr_t *hdr; /* Shared fixed array information */
} H5FA_dblock_cache_ud_t;
/* Info needed for loading data block page */
typedef struct H5FA_dblk_page_cache_ud_t {
H5FA_hdr_t *hdr; /* Shared fixed array information */
size_t nelmts; /* Number of elements in data block page */
} H5FA_dblk_page_cache_ud_t;
/*****************************/
/* Package Private Variables */
/*****************************/
/* H5FA header inherits cache-like properties from H5AC */
H5_DLLVAR const H5AC_class_t H5AC_FARRAY_HDR[1];
/* H5FA data block inherits cache-like properties from H5AC */
H5_DLLVAR const H5AC_class_t H5AC_FARRAY_DBLOCK[1];
/* H5FA data block page inherits cache-like properties from H5AC */
H5_DLLVAR const H5AC_class_t H5AC_FARRAY_DBLK_PAGE[1];
/* Internal fixed array testing class */
H5_DLLVAR const H5FA_class_t H5FA_CLS_TEST[1];
/* Array of fixed array client ID -> client class mappings */
extern const H5FA_class_t *const H5FA_client_class_g[H5FA_NUM_CLS_ID];
/******************************/
/* Package Private Prototypes */
/******************************/
/* Header routines */
H5_DLL H5FA_hdr_t *H5FA__hdr_alloc(H5F_t *f);
H5_DLL herr_t H5FA__hdr_init(H5FA_hdr_t *hdr, void *ctx_udata);
H5_DLL haddr_t H5FA__hdr_create(H5F_t *f, hid_t dxpl_id, const H5FA_create_t *cparam, void *ctx_udata);
H5_DLL void *H5FA__hdr_alloc_elmts(H5FA_hdr_t *hdr, size_t nelmts);
H5_DLL herr_t H5FA__hdr_free_elmts(H5FA_hdr_t *hdr, size_t nelmts, void *elmts);
H5_DLL herr_t H5FA__hdr_incr(H5FA_hdr_t *hdr);
H5_DLL herr_t H5FA__hdr_decr(H5FA_hdr_t *hdr);
H5_DLL herr_t H5FA__hdr_fuse_incr(H5FA_hdr_t *hdr);
H5_DLL size_t H5FA__hdr_fuse_decr(H5FA_hdr_t *hdr);
H5_DLL herr_t H5FA__hdr_modified(H5FA_hdr_t *hdr);
H5_DLL H5FA_hdr_t *H5FA__hdr_protect(H5F_t *f, hid_t dxpl_id, haddr_t fa_addr,
void *ctx_udata, H5AC_protect_t rw);
H5_DLL herr_t H5FA__hdr_unprotect(H5FA_hdr_t *hdr, hid_t dxpl_id, unsigned cache_flags);
H5_DLL herr_t H5FA__hdr_delete(H5FA_hdr_t *hdr, hid_t dxpl_id);
H5_DLL herr_t H5FA__hdr_dest(H5FA_hdr_t *hdr);
/* Data block routines */
H5_DLL H5FA_dblock_t *H5FA__dblock_alloc(H5FA_hdr_t *hdr);
H5_DLL haddr_t H5FA__dblock_create(H5FA_hdr_t *hdr, hid_t dxpl_id, hbool_t *hdr_dirty);
H5_DLL unsigned H5FA__dblock_sblk_idx(const H5FA_hdr_t *hdr, hsize_t idx);
H5_DLL H5FA_dblock_t *H5FA__dblock_protect(H5FA_hdr_t *hdr, hid_t dxpl_id,
haddr_t dblk_addr, H5AC_protect_t rw);
H5_DLL herr_t H5FA__dblock_unprotect(H5FA_dblock_t *dblock, hid_t dxpl_id,
unsigned cache_flags);
H5_DLL herr_t H5FA__dblock_delete(H5FA_hdr_t *hdr, hid_t dxpl_id,
haddr_t dblk_addr);
H5_DLL herr_t H5FA__dblock_dest(H5FA_dblock_t *dblock);
/* Data block page routines */
H5_DLL herr_t H5FA__dblk_page_create(H5FA_hdr_t *hdr, hid_t dxpl_id,
haddr_t addr, size_t nelmts);
H5_DLL H5FA_dblk_page_t *H5FA__dblk_page_alloc(H5FA_hdr_t *hdr, size_t nelmts);
H5_DLL H5FA_dblk_page_t *H5FA__dblk_page_protect(H5FA_hdr_t *hdr, hid_t dxpl_id,
haddr_t dblk_page_addr, size_t dblk_page_nelmts, H5AC_protect_t rw);
H5_DLL herr_t H5FA__dblk_page_unprotect(H5FA_dblk_page_t *dblk_page,
hid_t dxpl_id, unsigned cache_flags);
H5_DLL herr_t H5FA__dblk_page_dest(H5FA_dblk_page_t *dblk_page);
/* Debugging routines for dumping file structures */
H5_DLL herr_t H5FA__hdr_debug(H5F_t *f, hid_t dxpl_id, haddr_t addr,
FILE *stream, int indent, int fwidth, const H5FA_class_t *cls, haddr_t obj_addr);
H5_DLL herr_t H5FA__dblock_debug(H5F_t *f, hid_t dxpl_id, haddr_t addr,
FILE *stream, int indent, int fwidth, const H5FA_class_t *cls,
haddr_t hdr_addr, haddr_t obj_addr);
/* Testing routines */
#ifdef H5FA_TESTING
H5_DLL herr_t H5FA_get_cparam_test(const H5FA_t *ea, H5FA_create_t *cparam);
H5_DLL int H5FA_cmp_cparam_test(const H5FA_create_t *cparam1, const H5FA_create_t *cparam2);
#endif /* H5FA_TESTING */
#endif /* _H5FApkg_H */
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