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/*
* valerie_notifier.h -- Unit Status Notifier Handling
* Copyright (C) 2002-2003 Ushodaya Enterprises Limited
* Author: Charles Yates <charles.yates@pandora.be>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library 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 General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#ifndef _VALERIE_NOTIFIER_H_
#define _VALERIE_NOTIFIER_H_
/* System header files */
#include <pthread.h>
/* Application header files */
#include "valerie_status.h"
#ifdef __cplusplus
extern "C"
{
#endif
#define MAX_UNITS 16
/** Status notifier definition.
*/
typedef struct
{
pthread_mutex_t mutex;
pthread_cond_t cond;
valerie_status_t last;
valerie_status_t store[ MAX_UNITS ];
}
*valerie_notifier, valerie_notifier_t;
extern valerie_notifier valerie_notifier_init( );
extern void valerie_notifier_get( valerie_notifier, valerie_status, int );
extern int valerie_notifier_wait( valerie_notifier, valerie_status );
extern void valerie_notifier_put( valerie_notifier, valerie_status );
extern void valerie_notifier_disconnected( valerie_notifier );
extern void valerie_notifier_close( valerie_notifier );
#ifdef __cplusplus
}
#endif
#endif
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