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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| 
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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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| 
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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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| 
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| #include "asio/detail/config.hpp"
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| 
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| #if defined(ASIO_WINDOWS)
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| 
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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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| 
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| #include "asio/detail/push_options.hpp"
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| 
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| namespace asio {
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| namespace detail {
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| 
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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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| 
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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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| 
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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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| 
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| } // namespace detail
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| } // namespace asio
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| 
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| #include "asio/detail/pop_options.hpp"
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| 
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| #endif // defined(ASIO_WINDOWS)
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| 
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| #endif // ASIO_DETAIL_IMPL_WIN_EVENT_IPP
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