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

/*
 * Copyright (c) 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_common.hpp>

namespace ams::kern {

    /* NOTE: We inherit KWorkerTask from KSynchronizationObject in order to devirtualize DoWorkerTask, which is exclusive to KThread/KProcess. */
    /* This should be reverted, if Nintendo adds new types of worker tasks in the future. */

    /* Nintendo has class KWorkerTask { ... } with identical interface but DoWorkerTask() virtual. */

    class KWorkerTask : public KSynchronizationObject {
        private:
            KWorkerTask *m_next_task;
        public:
            constexpr ALWAYS_INLINE explicit KWorkerTask(util::ConstantInitializeTag) : KSynchronizationObject(util::ConstantInitialize), m_next_task(nullptr) { /* ... */  }

            ALWAYS_INLINE explicit KWorkerTask() : m_next_task(nullptr) { /* ... */  }

            constexpr ALWAYS_INLINE KWorkerTask *GetNextTask() const { return m_next_task; }
            constexpr ALWAYS_INLINE void SetNextTask(KWorkerTask *task) { m_next_task = task; }

            void DoWorkerTask();
    };

}