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/*------------------------------------------------------------------------
* Copyright 2007-2009 (c) Jeff Brown <spadix@users.sourceforge.net>
*
* This file is part of the ZBar Bar Code Reader.
*
* The ZBar Bar Code Reader is free software; you can redistribute it
* and/or modify it under the terms of the GNU Lesser Public License as
* published by the Free Software Foundation; either version 2.1 of
* the License, or (at your option) any later version.
*
* The ZBar Bar Code Reader 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 Lesser Public License for more details.
*
* You should have received a copy of the GNU Lesser Public License
* along with the ZBar Bar Code Reader; if not, write to the Free
* Software Foundation, Inc., 51 Franklin St, Fifth Floor,
* Boston, MA 02110-1301 USA
*
* http://sourceforge.net/projects/zbar
*------------------------------------------------------------------------*/
#ifndef _ZBAR_EVENT_H_
#define _ZBAR_EVENT_H_
#include "config.h"
#include "mutex.h"
#include "timer.h"
/* platform synchronization "event" abstraction
*/
#if defined(_WIN32)
#include <windows.h>
typedef HANDLE zbar_event_t;
#else
#ifdef HAVE_LIBPTHREAD
#include <pthread.h>
#endif
typedef struct zbar_event_s {
int state;
#ifdef HAVE_LIBPTHREAD
pthread_cond_t cond;
#endif
int pollfd;
} zbar_event_t;
#endif
extern int _zbar_event_init(zbar_event_t *);
extern void _zbar_event_destroy(zbar_event_t *);
extern void _zbar_event_trigger(zbar_event_t *);
extern int _zbar_event_wait(zbar_event_t *, zbar_mutex_t *, zbar_timer_t *);
#endif
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