mirror of
https://github.com/Atmosphere-NX/Atmosphere-libs.git
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82 lines
2.9 KiB
C++
82 lines
2.9 KiB
C++
/*
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* Copyright (c) Atmosphère-NX
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms and conditions of the GNU General Public License,
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* version 2, as published by the Free Software Foundation.
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*
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* This program is distributed in the hope it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#pragma once
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#include <stratosphere.hpp>
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namespace ams::os::impl {
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class MultiWaitObjectList;
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class MultiWaitImpl;
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class MultiWaitHolderBase {
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private:
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MultiWaitImpl *m_multi_wait = nullptr;
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public:
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util::IntrusiveListNode m_multi_wait_node;
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util::IntrusiveListNode m_object_list_node;
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public:
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/* Gets whether the held object is currently signaled. */
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virtual TriBool IsSignaled() const = 0;
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/* Adds to multi wait's object list, returns is signaled. */
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virtual TriBool AddToObjectList() = 0;
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/* Removes from the multi wait's object list. */
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virtual void RemoveFromObjectList() = 0;
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/* Gets whether waitable has a native handle, writes to output if it does. */
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virtual bool GetNativeHandle(os::NativeHandle *) const = 0;
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/* Gets the amount of time remaining until this wakes up. */
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virtual TimeSpan GetAbsoluteTimeToWakeup() const {
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return TimeSpan::FromNanoSeconds(std::numeric_limits<s64>::max());
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}
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/* Interface with multi wait. */
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ALWAYS_INLINE void SetMultiWait(MultiWaitImpl *m) {
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m_multi_wait = m;
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}
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ALWAYS_INLINE MultiWaitImpl *GetMultiWait() const {
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return m_multi_wait;
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}
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ALWAYS_INLINE bool IsLinked() const { return m_multi_wait != nullptr; }
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ALWAYS_INLINE bool IsNotLinked() const { return m_multi_wait == nullptr; }
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};
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class MultiWaitHolderOfUserWaitObject : public MultiWaitHolderBase {
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public:
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/* All user objects have no handle to wait on. */
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virtual bool GetNativeHandle(os::NativeHandle *) const override final {
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return false;
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}
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};
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class MultiWaitHolderOfNativeWaitObject : public MultiWaitHolderBase {
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public:
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/* All native objects have native handles, and thus don't have object list semantics. */
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virtual TriBool AddToObjectList() override final {
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return TriBool::Undefined;
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}
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virtual void RemoveFromObjectList() override final {
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/* ... */
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}
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};
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}
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