Atmosphere/libraries/libmesosphere/include/mesosphere/kern_k_synchronization_object.hpp

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/*
* Copyright (c) 2018-2020 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 <mesosphere/kern_k_auto_object.hpp>
#include <mesosphere/kern_slab_helpers.hpp>
#include <mesosphere/kern_k_linked_list.hpp>
namespace ams::kern {
class KThread;
class KSynchronizationObject : public KAutoObjectWithList {
MESOSPHERE_AUTOOBJECT_TRAITS(KSynchronizationObject, KAutoObject);
public:
using ThreadList = KLinkedList<KThread>;
using iterator = ThreadList::iterator;
private:
ThreadList thread_list;
protected:
constexpr ALWAYS_INLINE explicit KSynchronizationObject() : KAutoObjectWithList(), thread_list() { MESOSPHERE_ASSERT_THIS(); }
virtual ~KSynchronizationObject() { MESOSPHERE_ASSERT_THIS(); }
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virtual void OnFinalizeSynchronizationObject() { MESOSPHERE_ASSERT_THIS(); }
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void NotifyAvailable();
void NotifyAbort(Result abort_reason);
public:
virtual void Finalize() override;
virtual bool IsSignaled() const = 0;
virtual void DebugWaiters();
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iterator RegisterWaitingThread(KThread *thread);
iterator UnregisterWaitingThread(iterator it);
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iterator begin();
iterator end();
};
}