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Atmosphere/libraries/libstratosphere/include/stratosphere/os/os_event.hpp

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/*
* Copyright (c) 2018-2019 Atmosphère-NX
*
* This program is free software; you can redistribute it and/or modify it
* under the terms and conditions of the GNU General Public License,
* version 2, as published by the Free Software Foundation.
*
* This program is distributed in the hope 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/>.
*/
#pragma once
#include "os_mutex.hpp"
#include "os_condvar.hpp"
#include "os_timeout_helper.hpp"
namespace ams::os {
namespace impl {
class WaitableObjectList;
class WaitableHolderOfEvent;
}
class Event {
friend class impl::WaitableHolderOfEvent;
NON_COPYABLE(Event);
NON_MOVEABLE(Event);
private:
util::TypedStorage<impl::WaitableObjectList, sizeof(util::IntrusiveListNode), alignof(util::IntrusiveListNode)> waitable_object_list_storage;
Mutex lock;
ConditionVariable cv;
u64 counter = 0;
bool auto_clear;
bool signaled;
public:
Event(bool a = true, bool s = false);
~Event();
void Signal();
void Reset();
void Wait();
bool TryWait();
bool TimedWait(u64 ns);
};
}