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/*-------------------------------------------------------------------------
* Copyright (C) 1997 National Center for Supercomputing Applications.
* All rights reserved.
*
*-------------------------------------------------------------------------
*
* 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...
*/
__DLL__ herr_t H5HL_create(H5F_t *f, size_t size_hint, haddr_t *addr/*out*/);
__DLL__ void *H5HL_read(H5F_t *f, haddr_t addr, size_t offset, size_t size,
void *buf);
__DLL__ const void *H5HL_peek(H5F_t *f, haddr_t addr, size_t offset);
__DLL__ size_t H5HL_insert(H5F_t *f, haddr_t addr, size_t size,
const void *buf);
__DLL__ herr_t H5HL_write(H5F_t *f, haddr_t addr, size_t offset, size_t size,
const void *buf);
__DLL__ herr_t H5HL_remove(H5F_t *f, haddr_t addr, size_t offset, size_t size);
__DLL__ herr_t H5HL_debug(H5F_t *f, haddr_t addr, FILE * stream, intn indent,
intn fwidth);
#endif
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