/*
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* Copyright (C) 2010 Philippe Gerum <rpm@xenomai.org>.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
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*/
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#ifndef _COPPERPLATE_TIMEROBJ_H
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#define _COPPERPLATE_TIMEROBJ_H
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#include <pthread.h>
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#include <time.h>
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#include <boilerplate/list.h>
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#include <boilerplate/lock.h>
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struct timerobj {
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struct itimerspec itspec;
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void (*handler)(struct timerobj *tmobj);
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timer_t timer;
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pthread_mutex_t lock;
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int cancel_state;
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struct pvholder next;
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};
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static inline int timerobj_lock(struct timerobj *tmobj)
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{
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return write_lock_safe(&tmobj->lock, tmobj->cancel_state);
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}
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static inline int timerobj_unlock(struct timerobj *tmobj)
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{
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return write_unlock_safe(&tmobj->lock, tmobj->cancel_state);
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}
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static inline int timerobj_enabled(const struct timerobj *tmobj)
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{
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return tmobj->handler != NULL;
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}
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#ifdef __cplusplus
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extern "C" {
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#endif
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int timerobj_init(struct timerobj *tmobj);
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void timerobj_destroy(struct timerobj *tmobj);
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int timerobj_start(struct timerobj *tmobj,
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void (*handler)(struct timerobj *tmobj),
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struct itimerspec *it);
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int timerobj_stop(struct timerobj *tmobj);
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int timerobj_pkg_init(void);
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#ifdef __cplusplus
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}
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#endif
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#endif /* _COPPERPLATE_TIMEROBJ_H */
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