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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. *
* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
/*-------------------------------------------------------------------------
*
* Created: H5HLprivate.h
* Jul 16 1997
* Robb Matzke
*
* Purpose: Private declarations for the H5HL (local heap) package.
*
*-------------------------------------------------------------------------
*/
#ifndef H5HLprivate_H
#define H5HLprivate_H
/* Private headers needed by this file. */
#include "H5private.h" /* Generic Functions */
#include "H5ACprivate.h" /* Metadata cache */
#include "H5Fprivate.h" /* File access */
/*
* Feature: Define H5HL_DEBUG on the compiler command line if you want to
* enable diagnostic messages from this layer.
*/
#ifdef NDEBUG
#undef H5HL_DEBUG
#endif
#define H5HL_ALIGN(X) ((((unsigned)X) + 7) & (unsigned)(~0x07)) /* align on 8-byte boundary */
#define H5HL_SIZEOF_FREE(F) \
H5HL_ALIGN(H5F_SIZEOF_SIZE(F) + /* ptr to next free block */ \
H5F_SIZEOF_SIZE(F)) /* size of this free block */
/****************************/
/* Library Private Typedefs */
/****************************/
/* Typedef for local heap in memory (defined in H5HLpkg.h) */
typedef struct H5HL_t H5HL_t;
/*
* Library prototypes
*/
H5_DLL herr_t H5HL_create(H5F_t *f, size_t size_hint, haddr_t *addr /*out*/);
H5_DLL herr_t H5HL_delete(H5F_t *f, haddr_t addr);
H5_DLL herr_t H5HL_get_size(H5F_t *f, haddr_t addr, size_t *size);
H5_DLL herr_t H5HL_heapsize(H5F_t *f, haddr_t addr, hsize_t *heap_size);
H5_DLL herr_t H5HL_insert(H5F_t *f, H5HL_t *heap, size_t size, const void *buf, size_t *offset);
H5_DLL void * H5HL_offset_into(const H5HL_t *heap, size_t offset);
H5_DLL H5HL_t *H5HL_protect(H5F_t *f, haddr_t addr, unsigned flags);
H5_DLL herr_t H5HL_remove(H5F_t *f, H5HL_t *heap, size_t offset, size_t size);
H5_DLL herr_t H5HL_unprotect(H5HL_t *heap);
/* Debugging routines for dumping file structures */
H5_DLL herr_t H5HL_debug(H5F_t *f, haddr_t addr, FILE *stream, int indent, int fwidth);
#endif /* H5HLprivate_H */
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