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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. *
* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
/*
* This file contains private information about the H5RC module
*/
#ifndef _H5RCprivate_H
#define _H5RCprivate_H
/**************************************/
/* Public headers needed by this file */
/**************************************/
#ifdef LATER
#include "H5RCpublic.h"
#endif /* LATER */
/***************************************/
/* Private headers needed by this file */
/***************************************/
#include "H5private.h"
/************/
/* Typedefs */
/************/
/* Typedef for function to release object when reference count drops to zero */
typedef herr_t (*H5RC_free_func_t)(void *o);
/* Typedef for reference counted objects */
typedef struct H5RC_t {
void *o; /* Object to be reference counted */
size_t n; /* Reference count of number of pointers sharing object */
H5RC_free_func_t free_func; /* Function to free object */
} H5RC_t;
/**********/
/* Macros */
/**********/
#define H5RC_INC(rc) ((rc)->n++)
#define H5RC_DEC(rc) (H5RC_decr(rc))
#define H5RC_GET_OBJ(rc) ((rc)->o)
/********************/
/* Private routines */
/********************/
H5_DLL H5RC_t *H5RC_create(void *s, H5RC_free_func_t free_func);
H5_DLL herr_t H5RC_decr(H5RC_t *rc);
#endif /* _H5RSprivate_H */
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