alarm.h

/*
 * Copyright (C) 2011 Philippe Gerum <rpm@xenomai.org>.
 *
 * 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 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 _XENOMAI_ALCHEMY_ALARM_H
#define _XENOMAI_ALCHEMY_ALARM_H
 
#include <stdint.h>
#include <alchemy/timer.h>
#include <alchemy/compat.h>
 
struct RT_ALARM {
        uintptr_t handle;
};
 
typedef struct RT_ALARM RT_ALARM;
 
struct RT_ALARM_INFO {
        unsigned long expiries;
        char name[XNOBJECT_NAME_LEN];
        int active;
};
 
typedef struct RT_ALARM_INFO RT_ALARM_INFO;
 
#ifdef __cplusplus
extern "C" {
#endif
 
CURRENT_DECL(int, rt_alarm_create(RT_ALARM *alarm,
                                  const char *name,
                                  void (*handler)(void *arg),
                                  void *arg));
 
CURRENT_DECL(int, rt_alarm_delete(RT_ALARM *alarm));
 
int rt_alarm_start(RT_ALARM *alarm,
                   RTIME value,
                   RTIME interval);
 
int rt_alarm_stop(RT_ALARM *alarm);
 
int rt_alarm_inquire(RT_ALARM *alarm,
                     RT_ALARM_INFO *info);
 
#ifdef __cplusplus
}
#endif
 
#endif /* _XENOMAI_ALCHEMY_ALARM_H */