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/****************************************************************************
* NCSA HDF *
* Software Development Group *
* National Center for Supercomputing Applications *
* University of Illinois at Urbana-Champaign *
* 605 E. Springfield, Champaign IL 61820 *
* *
* For conditions of distribution and use, see the accompanying *
* hdf/COPYING file. *
* *
****************************************************************************/
/*-----------------------------------------------------------------------------
* File: H5Iprivate.h
* Purpose: header file for ID API
*---------------------------------------------------------------------------*/
/* avoid re-inclusion */
#ifndef _H5Iprivate_H
#define _H5Iprivate_H
#include <H5Ipublic.h> /*include Public Definitions */
/* Private headers needed by this file */
#include <H5private.h>
/* Default sizes of the hash-tables for various atom groups */
#define H5I_ERRSTACK_HASHSIZE 64
#define H5I_FILEID_HASHSIZE 64
#define H5I_TEMPID_HASHSIZE 64
#define H5I_DATATYPEID_HASHSIZE 64
#define H5I_DATASPACEID_HASHSIZE 64
#define H5I_DATASETID_HASHSIZE 64
#define H5I_OID_HASHSIZE 64
#define H5I_GROUPID_HASHSIZE 64
#define H5I_ATTRID_HASHSIZE 64
#define H5I_TEMPBUFID_HASHSIZE 64
#define H5I_RAGGED_HASHSIZE 64
#define H5I_REFID_HASHSIZE 64
/* Atom information structure used */
typedef struct H5I_id_info_t {
hid_t id; /* ID for this info */
uintn count; /* ref. count for this atom */
void *obj_ptr; /* pointer associated with the atom */
struct H5I_id_info_t *next; /* link to next atom (in case of hash-clash)*/
} H5I_id_info_t;
/* ID group structure used */
typedef struct {
uintn count; /*# of times this group has been initialized */
uintn reserved; /*# of IDs to reserve for constant IDs */
uintn wrapped; /*whether the id count has wrapped around */
size_t hash_size; /*sizeof the hash table to store the IDs in*/
uintn ids; /*current number of IDs held */
uintn nextid; /*ID to use for the next atom */
herr_t (*free_func)(void*);/*func to call to release object */
H5I_id_info_t **id_list; /*pointer to an array of ptrs to IDs */
} H5I_id_group_t;
/* Type of the function to compare objects & keys */
typedef intn (*H5I_search_func_t) (void * obj, const void * key);
/* Private Functions in H5I.c */
intn H5I_init_group (H5I_type_t grp, size_t hash_size, uintn reserved,
herr_t (*free_func)(void *));
herr_t H5I_destroy_group (H5I_type_t grp);
hid_t H5I_register (H5I_type_t grp, void *object);
void *H5I_object (hid_t id);
H5I_type_t H5I_get_type (hid_t id);
void *H5I_remove (hid_t id);
void *H5I_search (H5I_type_t grp, H5I_search_func_t func, const void *key);
intn H5I_dec_ref (hid_t id);
hid_t H5I_inc_ref (hid_t id);
#endif
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