Atmosphere/libraries/libstratosphere/source/os/impl/os_timeout_helper_impl.os.windows.hpp

39 lines
1.4 KiB
C++

/*
* 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 <stratosphere.hpp>
#include "os_tick_manager.hpp"
namespace ams::os::impl {
using TargetTimeSpan = DWORD;
class TimeoutHelperImpl {
public:
static TargetTimeSpan ConvertToImplTime(Tick tick) {
constexpr s64 MaxTime = std::numeric_limits<s64>::max() - TimeSpan::FromMilliSeconds(1).GetNanoSeconds();
constexpr auto Ratio = TimeSpan::FromMilliSeconds(1);
constexpr auto NanoS = TimeSpan::FromNanoSeconds(1);
const auto time = TimeSpan::FromNanoSeconds(std::min<s64>(MaxTime, impl::GetTickManager().ConvertToTimeSpan(tick).GetNanoSeconds()));
return static_cast<TargetTimeSpan>((time + Ratio - NanoS).GetMilliSeconds());
}
static void Sleep(TimeSpan tm);
};
}