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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://support.hdfgroup.org/ftp/HDF5/releases.  *
 * 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 <matzke@llnl.gov>
 *
 * Purpose:
 *
 * Modifications:
 *
 *-------------------------------------------------------------------------
 */
#ifndef _H5HLprivate_H
#define _H5HLprivate_H

/* Include package's public header */
#include "H5HLpublic.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
 *	    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, hid_t dxpl_id, size_t size_hint, haddr_t *addr /*out*/);
H5_DLL H5HL_t *H5HL_protect(H5F_t *f, hid_t dxpl_id, haddr_t addr, H5AC_protect_t rw);
H5_DLL void *  H5HL_offset_into(const H5HL_t *heap, size_t offset);
H5_DLL herr_t  H5HL_remove(H5F_t *f, hid_t dxpl_id, H5HL_t *heap, size_t offset, size_t size);
H5_DLL herr_t  H5HL_unprotect(H5HL_t *heap);
H5_DLL size_t  H5HL_insert(H5F_t *f, hid_t dxpl_id, H5HL_t *heap, size_t size, const void *buf);
H5_DLL herr_t  H5HL_delete(H5F_t *f, hid_t dxpl_id, haddr_t addr);
H5_DLL herr_t  H5HL_get_size(H5F_t *f, hid_t dxpl_id, haddr_t addr, size_t *size);
H5_DLL herr_t  H5HL_heapsize(H5F_t *f, hid_t dxpl_id, haddr_t addr, hsize_t *heap_size);

/* Debugging functions */
H5_DLL herr_t H5HL_debug(H5F_t *f, hid_t dxpl_id, haddr_t addr, FILE *stream, int indent, int fwidth);
#endif