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/*
ChibiOS/RT - Copyright (C) 2006-2007 Giovanni Di Sirio.
This file is part of ChibiOS/RT.
ChibiOS/RT 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 3 of the License, or
(at your option) any later version.
ChibiOS/RT 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, see <http://www.gnu.org/licenses/>.
*/
/**
* @file evtimer.h
* @{
* Event Timer definitions.
* @see evtimer.c
*/
#ifndef _EVTIMER_H_
#define _EVTIMER_H_
/**
* Event timer structure.
*/
typedef struct {
VirtualTimer et_vt;
EventSource et_es;
systime_t et_interval;
} EvTimer;
#ifdef __cplusplus
extern "C" {
#endif
void evtStart(EvTimer *etp);
void evtStop(EvTimer *etp);
#ifdef __cplusplus
}
#endif
/**
* Initializes an @p EvTimer structure.
* @param etp the EvTimer structure to be initialized
* @param time the interval in system ticks
*/
#define evtInit(etp, time) { \
chEvtInit(&(etp)->et_es); \
(etp)->et_vt.vt_func = NULL; \
(etp)->et_interval = (time); \
}
#endif /* _EVTIMER_H_ */
/** @} */
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