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