mirror of
https://github.com/Atmosphere-NX/Atmosphere-libs.git
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60 lines
2.3 KiB
C++
60 lines
2.3 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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#include <stratosphere.hpp>
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#include <stratosphere/windows.hpp>
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#include "os_internal_critical_section_impl.os.windows.hpp"
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#include "os_timeout_helper.hpp"
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#include "os_thread_manager.hpp"
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namespace ams::os::impl {
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struct WindowsConditionVariable {
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CONDITION_VARIABLE cv;
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};
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void InternalConditionVariableImpl::Initialize() {
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::InitializeConditionVariable(std::addressof(util::GetReference(m_windows_cv_storage).cv));
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}
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void InternalConditionVariableImpl::Finalize() {
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/* ... */
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}
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void InternalConditionVariableImpl::Signal() {
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::WakeConditionVariable(std::addressof(util::GetReference(m_windows_cv_storage).cv));
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}
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void InternalConditionVariableImpl::Broadcast() {
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::WakeAllConditionVariable(std::addressof(util::GetReference(m_windows_cv_storage).cv));
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}
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void InternalConditionVariableImpl::Wait(InternalCriticalSection *cs) {
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::SleepConditionVariableCS(std::addressof(util::GetReference(m_windows_cv_storage).cv), std::addressof(util::GetReference(cs->Get()->m_windows_critical_section_storage).cs), INFINITE);
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}
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ConditionVariableStatus InternalConditionVariableImpl::TimedWait(InternalCriticalSection *cs, const TimeoutHelper &timeout_helper) {
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const auto ret = ::SleepConditionVariableCS(std::addressof(util::GetReference(m_windows_cv_storage).cv), std::addressof(util::GetReference(cs->Get()->m_windows_critical_section_storage).cs), timeout_helper.GetTimeLeftOnTarget());
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if (ret == 0) {
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if (::GetLastError() == ERROR_TIMEOUT) {
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return ConditionVariableStatus::TimedOut;
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}
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}
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return ConditionVariableStatus::Success;
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}
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}
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