77 lines
1.8 KiB
C++
77 lines
1.8 KiB
C++
//
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// detail/win_event.ipp
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// ~~~~~~~~~~~~~~~~~~~~
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//
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// Copyright (c) 2003-2023 Christopher M. Kohlhoff (chris at kohlhoff dot com)
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//
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// Distributed under the Boost Software License, Version 1.0. (See accompanying
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// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
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//
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#ifndef ASIO_DETAIL_IMPL_WIN_EVENT_IPP
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#define ASIO_DETAIL_IMPL_WIN_EVENT_IPP
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#if defined(_MSC_VER) && (_MSC_VER >= 1200)
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# pragma once
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#endif // defined(_MSC_VER) && (_MSC_VER >= 1200)
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#include "asio/detail/config.hpp"
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#if defined(ASIO_WINDOWS)
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#include "asio/detail/throw_error.hpp"
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#include "asio/detail/win_event.hpp"
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#include "asio/error.hpp"
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#include "asio/detail/push_options.hpp"
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namespace asio {
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namespace detail {
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win_event::win_event()
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: state_(0)
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{
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#if defined(ASIO_WINDOWS_APP)
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events_[0] = ::CreateEventExW(0, 0,
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CREATE_EVENT_MANUAL_RESET, EVENT_ALL_ACCESS);
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#else // defined(ASIO_WINDOWS_APP)
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events_[0] = ::CreateEventW(0, true, false, 0);
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#endif // defined(ASIO_WINDOWS_APP)
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if (!events_[0])
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{
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DWORD last_error = ::GetLastError();
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asio::error_code ec(last_error,
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asio::error::get_system_category());
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asio::detail::throw_error(ec, "event");
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}
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#if defined(ASIO_WINDOWS_APP)
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events_[1] = ::CreateEventExW(0, 0, 0, EVENT_ALL_ACCESS);
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#else // defined(ASIO_WINDOWS_APP)
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events_[1] = ::CreateEventW(0, false, false, 0);
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#endif // defined(ASIO_WINDOWS_APP)
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if (!events_[1])
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{
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DWORD last_error = ::GetLastError();
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::CloseHandle(events_[0]);
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asio::error_code ec(last_error,
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asio::error::get_system_category());
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asio::detail::throw_error(ec, "event");
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}
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}
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win_event::~win_event()
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{
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::CloseHandle(events_[0]);
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::CloseHandle(events_[1]);
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}
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} // namespace detail
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} // namespace asio
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#include "asio/detail/pop_options.hpp"
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#endif // defined(ASIO_WINDOWS)
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#endif // ASIO_DETAIL_IMPL_WIN_EVENT_IPP
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