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/*
* $Id: cq.h 13015 2007-03-08 19:07:02Z cbiere $
*
* Copyright (c) 2002-2003, Raphael Manfredi
*
*----------------------------------------------------------------------
* This file is part of gtk-gnutella.
*
* gtk-gnutella 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; either version 2 of the License, or
* (at your option) any later version.
*
* gtk-gnutella 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 gtk-gnutella; if not, write to the Free Software
* Foundation, Inc.:
* 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*----------------------------------------------------------------------
*/
/**
* @ingroup lib
* @file
*
* Callout queue.
*
* @author Raphael Manfredi
* @date 2001-2003
*/
#ifndef _cq_h_
#define _cq_h_
#include "common.h"
struct cqueue;
typedef struct cqueue cqueue_t;
struct cevent;
typedef struct cevent cevent_t;
typedef void (*cq_service_t)(struct cqueue *cq, gpointer udata);
typedef guint64 cq_time_t; /**< Virtual time for callout queue */
/*
* Interface routines.
*/
extern cqueue_t *callout_queue; /* Single global instance */
gdouble callout_queue_coverage(gint old_ticks);
void cq_init(void);
void cq_close(void);
cqueue_t *cq_make(cq_time_t now);
void cq_free(cqueue_t *cq);
cevent_t *cq_insert(cqueue_t *cq, gint delay, cq_service_t fn, gpointer arg);
void cq_expire(cqueue_t *cq, cevent_t *ev);
void cq_cancel(cqueue_t *cq, cevent_t **handle_ptr);
void cq_resched(cqueue_t *cq, cevent_t *handle, gint delay);
void cq_clock(cqueue_t *cq, gint elapsed);
gint cq_ticks(cqueue_t *cq);
#endif /* _cq_h_ */
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