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141 lines
2.9 KiB
141 lines
2.9 KiB
// |
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// detail/win_thread.hpp |
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// ~~~~~~~~~~~~~~~~~~~~~ |
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// |
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// Copyright (c) 2003-2011 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 BOOST_ASIO_DETAIL_WIN_THREAD_HPP |
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#define BOOST_ASIO_DETAIL_WIN_THREAD_HPP |
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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 <boost/asio/detail/config.hpp> |
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#if defined(BOOST_WINDOWS) && !defined(UNDER_CE) |
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#include <boost/asio/detail/noncopyable.hpp> |
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#include <boost/asio/detail/socket_types.hpp> |
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#include <boost/asio/detail/push_options.hpp> |
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namespace boost { |
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namespace asio { |
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namespace detail { |
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BOOST_ASIO_DECL unsigned int __stdcall win_thread_function(void* arg); |
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#if defined(WINVER) && (WINVER < 0x0500) |
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BOOST_ASIO_DECL void __stdcall apc_function(ULONG data); |
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#else |
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BOOST_ASIO_DECL void __stdcall apc_function(ULONG_PTR data); |
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#endif |
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template <typename T> |
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class win_thread_base |
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{ |
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public: |
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static bool terminate_threads() |
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{ |
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return ::InterlockedExchangeAdd(&terminate_threads_, 0) != 0; |
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} |
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static void set_terminate_threads(bool b) |
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{ |
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::InterlockedExchange(&terminate_threads_, b ? 1 : 0); |
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} |
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private: |
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static long terminate_threads_; |
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}; |
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template <typename T> |
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long win_thread_base<T>::terminate_threads_ = 0; |
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class win_thread |
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: private noncopyable, |
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public win_thread_base<win_thread> |
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{ |
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public: |
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// Constructor. |
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template <typename Function> |
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win_thread(Function f, unsigned int stack_size = 0) |
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: thread_(0), |
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exit_event_(0) |
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{ |
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start_thread(new func<Function>(f), stack_size); |
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} |
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// Destructor. |
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BOOST_ASIO_DECL ~win_thread(); |
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// Wait for the thread to exit. |
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BOOST_ASIO_DECL void join(); |
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private: |
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friend BOOST_ASIO_DECL unsigned int __stdcall win_thread_function(void* arg); |
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#if defined(WINVER) && (WINVER < 0x0500) |
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friend BOOST_ASIO_DECL void __stdcall apc_function(ULONG); |
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#else |
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friend BOOST_ASIO_DECL void __stdcall apc_function(ULONG_PTR); |
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#endif |
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class func_base |
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{ |
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public: |
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virtual ~func_base() {} |
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virtual void run() = 0; |
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::HANDLE entry_event_; |
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::HANDLE exit_event_; |
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}; |
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struct auto_func_base_ptr |
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{ |
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func_base* ptr; |
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~auto_func_base_ptr() { delete ptr; } |
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}; |
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template <typename Function> |
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class func |
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: public func_base |
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{ |
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public: |
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func(Function f) |
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: f_(f) |
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{ |
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} |
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virtual void run() |
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{ |
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f_(); |
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} |
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private: |
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Function f_; |
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}; |
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BOOST_ASIO_DECL void start_thread(func_base* arg, unsigned int stack_size); |
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::HANDLE thread_; |
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::HANDLE exit_event_; |
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}; |
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} // namespace detail |
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} // namespace asio |
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} // namespace boost |
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#include <boost/asio/detail/pop_options.hpp> |
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#if defined(BOOST_ASIO_HEADER_ONLY) |
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# include <boost/asio/detail/impl/win_thread.ipp> |
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#endif // defined(BOOST_ASIO_HEADER_ONLY) |
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#endif // defined(BOOST_WINDOWS) && !defined(UNDER_CE) |
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#endif // BOOST_ASIO_DETAIL_WIN_THREAD_HPP
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