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/*
* Dkresource.h
*
* $Id: Dkresource.h,v 1.3 2009/04/07 22:00:54 source Exp $
*
* Resource Management
*
* This file is part of the OpenLink Software Virtuoso Open-Source (VOS)
* project.
*
* Copyright (C) 1998-2006 OpenLink Software
*
* This project is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
* Free Software Foundation; only version 2 of the License, dated June 1991.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*
*/
#ifndef _DKRESOURCE_H
#define _DKRESOURCE_H
typedef void *(*rc_constr_t) (void *cdata);
typedef void (*rc_destr_t) (void *item);
typedef struct
{
uint32 rc_fill;
uint32 rc_size;
void ** rc_items;
void * rc_client_data;
rc_constr_t rc_constructor;
rc_destr_t rc_destructor;
rc_destr_t rc_clear_func;
dk_mutex_t * rc_mtx;
/* Monitoring */
uint32 rc_gets;
uint32 rc_stores;
uint32 rc_n_empty;
uint32 rc_n_full;
uint32 rc_max_size;
} resource_t;
/* Dkresource.c */
resource_t *resource_allocate (uint32 sz, rc_constr_t constructor, rc_destr_t destructor, rc_destr_t clear_func, void *client_data);
resource_t *resource_allocate_primitive (uint32 sz, int max_sz);
void resource_no_sem (resource_t * rc);
void *resource_get (resource_t * rc);
void *resource_get_1 (resource_t * rc, int make_new);
int resource_store (resource_t * rc, void *item);
unsigned long resource_clear (resource_t * rc, rc_destr_t destruct);
void _resource_adjust (resource_t * rc);
#endif
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