mirror of
https://github.com/matrix-construct/construct
synced 2024-12-30 17:34:04 +01:00
65 lines
2 KiB
C++
65 lines
2 KiB
C++
/*
|
|
* Copyright (C) 2016 Charybdis Development Team
|
|
* Copyright (C) 2016 Jason Volk <jason@zemos.net>
|
|
*
|
|
* Permission to use, copy, modify, and/or distribute this software for any
|
|
* purpose with or without fee is hereby granted, provided that the above
|
|
* copyright notice and this permission notice is present in all copies.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
|
|
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
|
|
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
|
|
* DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
|
|
* INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
|
|
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
|
|
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
|
|
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
|
|
* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
|
|
* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
|
|
* POSSIBILITY OF SUCH DAMAGE.
|
|
*/
|
|
|
|
#pragma once
|
|
#define HAVE_IRCD_JS_TIMER_H
|
|
|
|
namespace ircd {
|
|
namespace js {
|
|
|
|
struct timer
|
|
{
|
|
using steady_clock = std::chrono::steady_clock;
|
|
using time_point = steady_clock::time_point;
|
|
using callback = std::function<void () noexcept>;
|
|
|
|
private:
|
|
struct state
|
|
{
|
|
uint32_t sem;
|
|
bool running;
|
|
};
|
|
|
|
std::mutex mutex;
|
|
std::condition_variable cond;
|
|
bool finished;
|
|
callback timeout;
|
|
|
|
time_point started;
|
|
std::atomic<microseconds> limit;
|
|
std::atomic<struct state> state;
|
|
|
|
void handle(std::unique_lock<std::mutex> &lock);
|
|
void worker();
|
|
std::thread thread;
|
|
|
|
public:
|
|
void set(const microseconds &limit); // Set the time limit (only when not started)
|
|
void set(const callback &timeout); // Set the callback (only when not started)
|
|
bool cancel(); // Cancel (stop) the timer
|
|
time_point start(); // Start the timer
|
|
|
|
timer(const callback &timeout);
|
|
~timer() noexcept;
|
|
};
|
|
|
|
} // namespace js
|
|
} // namespace timer
|