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https://github.com/Atmosphere-NX/Atmosphere
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8cb77ac136
namespace sts::ams -> ams::exosphere, ams::. This is to facilitate future use of ams:: namespace code in mesosphere, as we'll want to include ams::util, ams::result, ams::svc...
78 lines
2.6 KiB
C++
78 lines
2.6 KiB
C++
/*
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* Copyright (c) 2018-2019 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 WaitableObjectList;
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class WaitableManagerImpl;
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class WaitableHolderBase {
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public:
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util::IntrusiveListNode manager_node;
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util::IntrusiveListNode object_list_node;
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private:
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WaitableManagerImpl *manager = nullptr;
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public:
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/* Gets whether the held waitable is currently signaled. */
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virtual TriBool IsSignaled() const = 0;
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/* Adds to manager's object list, returns is signaled. */
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virtual TriBool LinkToObjectList() = 0;
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/* Removes from the manager's object list. */
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virtual void UnlinkFromObjectList() = 0;
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/* Gets handle to output, returns INVALID_HANDLE on failure. */
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virtual Handle GetHandle() const = 0;
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/* Gets the amount of time remaining until this wakes up. */
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virtual u64 GetWakeupTime() const {
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return U64_MAX;
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}
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/* Interface with manager. */
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void SetManager(WaitableManagerImpl *m) {
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this->manager = m;
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}
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WaitableManagerImpl *GetManager() const {
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return this->manager;
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}
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bool IsLinkedToManager() const {
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return this->manager != nullptr;
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}
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};
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class WaitableHolderOfUserObject : public WaitableHolderBase {
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public:
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/* All user objects have no handle to wait on. */
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virtual Handle GetHandle() const override {
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return INVALID_HANDLE;
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}
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};
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class WaitableHolderOfKernelObject : public WaitableHolderBase {
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public:
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/* All kernel objects have native handles, and thus don't have object list semantics. */
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virtual TriBool LinkToObjectList() override {
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return TriBool::Undefined;
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}
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virtual void UnlinkFromObjectList() override {
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/* ... */
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}
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};
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}
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