If a timer is running while it's deleted it is still register with the event dispatcher. This causes a segmentation fault when the timer time-out and its signal is emitted. Fix this my stopping the timer when it's deleted. Signed-off-by: Niklas Söderlund <niklas.soderlund@ragnatech.se> Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
39 lines
625 B
C++
39 lines
625 B
C++
/* SPDX-License-Identifier: LGPL-2.1-or-later */
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/*
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* Copyright (C) 2019, Google Inc.
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*
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* timer.h - Generic timer
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*/
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#ifndef __LIBCAMERA_TIMER_H__
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#define __LIBCAMERA_TIMER_H__
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#include <cstdint>
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#include <libcamera/signal.h>
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namespace libcamera {
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class Timer
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{
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public:
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Timer();
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~Timer();
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void start(unsigned int msec);
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void stop();
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bool isRunning() const;
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unsigned int interval() const { return interval_; }
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uint64_t deadline() const { return deadline_; }
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Signal<Timer *> timeout;
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private:
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unsigned int interval_;
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uint64_t deadline_;
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};
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} /* namespace libcamera */
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#endif /* __LIBCAMERA_TIMER_H__ */
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