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/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
* 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://hdf.ncsa.uiuc.edu/HDF5/doc/Copyright.html. If you do not have *
* access to either file, you may request a copy from hdfhelp@ncsa.uiuc.edu. *
* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
/*-------------------------------------------------------------------------
*
* Created: H5HLprivate.h
* Jul 16 1997
* Robb Matzke <matzke@llnl.gov>
*
* Purpose:
*
* Modifications:
*
*-------------------------------------------------------------------------
*/
#ifndef _H5HLprivate_H
#define _H5HLprivate_H
#include "H5HLpublic.h"
/* Private headers needed by this file. */
#include "H5private.h"
#include "H5Fprivate.h"
/*
* Feature: Define H5HL_DEBUG on the compiler command line if you want to
* diagnostic messages from this layer.
*/
#ifdef NDEBUG
# undef H5HL_DEBUG
#endif
#define H5HL_MAGIC "HEAP" /*heap magic number */
#define H5HL_SIZEOF_MAGIC 4
#define H5HL_ALIGN(X) (((X)+7)&(unsigned)(~0x07)) /*align on 8-byte boundary */
#define H5HL_SIZEOF_HDR(F) \
H5HL_ALIGN(H5HL_SIZEOF_MAGIC + /*heap signature */ \
4 + /*reserved */ \
H5F_SIZEOF_SIZE (F) + /*data size */ \
H5F_SIZEOF_SIZE (F) + /*free list head */ \
H5F_SIZEOF_ADDR (F)) /*data address */
#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 prototypes...
*/
H5_DLL herr_t H5HL_create(H5F_t *f, hid_t dxpl_id, size_t size_hint, haddr_t *addr/*out*/);
H5_DLL void *H5HL_read(H5F_t *f, hid_t dxpl_id, haddr_t addr, size_t offset, size_t size,
void *buf);
H5_DLL const void *H5HL_peek(H5F_t *f, hid_t dxpl_id, haddr_t addr, size_t offset);
H5_DLL size_t H5HL_insert(H5F_t *f, hid_t dxpl_id, haddr_t addr, size_t size,
const void *buf);
H5_DLL herr_t H5HL_write(H5F_t *f, hid_t dxpl_id, haddr_t addr, size_t offset, size_t size,
const void *buf);
H5_DLL herr_t H5HL_remove(H5F_t *f, hid_t dxpl_id, haddr_t addr, size_t offset, size_t size);
H5_DLL herr_t H5HL_debug(H5F_t *f, hid_t dxpl_id, haddr_t addr, FILE * stream, int indent,
int fwidth);
#endif
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