boost/thread/win32/thread_data.hpp
#ifndef BOOST_THREAD_PTHREAD_THREAD_DATA_HPP
#define BOOST_THREAD_PTHREAD_THREAD_DATA_HPP
// 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)
// (C) Copyright 2008 Anthony Williams
// (C) Copyright 2011-2012 Vicente J. Botet Escriba
#include <boost/thread/detail/config.hpp>
#include <boost/thread/thread_time.hpp>
#include <boost/thread/win32/thread_primitives.hpp>
#include <boost/thread/win32/thread_heap_alloc.hpp>
#include <boost/thread/detail/platform_time.hpp>
#include <boost/predef/platform.h>
#include <boost/intrusive_ptr.hpp>
#ifdef BOOST_THREAD_USES_CHRONO
#include <boost/chrono/system_clocks.hpp>
#endif
#include <map>
#include <vector>
#include <utility>
#include <boost/config/abi_prefix.hpp>
#ifdef BOOST_MSVC
#pragma warning(push)
#pragma warning(disable:4251)
#endif
namespace boost
{
class condition_variable;
class mutex;
class thread_attributes {
public:
thread_attributes() BOOST_NOEXCEPT {
val_.stack_size = 0;
//val_.lpThreadAttributes=0;
}
~thread_attributes() {
}
// stack size
void set_stack_size(std::size_t size) BOOST_NOEXCEPT {
val_.stack_size = size;
}
std::size_t get_stack_size() const BOOST_NOEXCEPT {
return val_.stack_size;
}
//void set_security(LPSECURITY_ATTRIBUTES lpThreadAttributes)
//{
// val_.lpThreadAttributes=lpThreadAttributes;
//}
//LPSECURITY_ATTRIBUTES get_security()
//{
// return val_.lpThreadAttributes;
//}
struct win_attrs {
std::size_t stack_size;
//LPSECURITY_ATTRIBUTES lpThreadAttributes;
};
typedef win_attrs native_handle_type;
native_handle_type* native_handle() {return &val_;}
const native_handle_type* native_handle() const {return &val_;}
private:
win_attrs val_;
};
namespace detail
{
struct shared_state_base;
struct tss_cleanup_function;
struct thread_exit_callback_node;
struct tss_data_node
{
typedef void(*cleanup_func_t)(void*);
typedef void(*cleanup_caller_t)(cleanup_func_t, void*);
cleanup_caller_t caller;
cleanup_func_t func;
void* value;
tss_data_node(cleanup_caller_t caller_,cleanup_func_t func_,void* value_):
caller(caller_),func(func_),value(value_)
{}
};
struct thread_data_base;
void intrusive_ptr_add_ref(thread_data_base * p);
void intrusive_ptr_release(thread_data_base * p);
struct BOOST_THREAD_DECL thread_data_base
{
long count;
// Win32 threading APIs are not available in store apps so
// use abstraction on top of Windows::System::Threading.
#if BOOST_PLAT_WINDOWS_RUNTIME
detail::win32::scoped_winrt_thread thread_handle;
#else
detail::win32::handle_manager thread_handle;
#endif
boost::detail::thread_exit_callback_node* thread_exit_callbacks;
unsigned id;
std::map<void const*,boost::detail::tss_data_node> tss_data;
typedef std::vector<std::pair<condition_variable*, mutex*>
//, hidden_allocator<std::pair<condition_variable*, mutex*> >
> notify_list_t;
notify_list_t notify;
//#ifndef BOOST_NO_EXCEPTIONS
typedef std::vector<shared_ptr<shared_state_base> > async_states_t;
async_states_t async_states_;
//#endif
//#if defined BOOST_THREAD_PROVIDES_INTERRUPTIONS
// These data must be at the end so that the access to the other fields doesn't change
// when BOOST_THREAD_PROVIDES_INTERRUPTIONS is defined
// Another option is to have them always
detail::win32::handle_manager interruption_handle;
bool interruption_enabled;
//#endif
thread_data_base():
count(0),
thread_handle(),
thread_exit_callbacks(0),
id(0),
tss_data(),
notify()
//#ifndef BOOST_NO_EXCEPTIONS
, async_states_()
//#endif
//#if defined BOOST_THREAD_PROVIDES_INTERRUPTIONS
, interruption_handle(create_anonymous_event(detail::win32::manual_reset_event,detail::win32::event_initially_reset))
, interruption_enabled(true)
//#endif
{}
virtual ~thread_data_base();
friend void intrusive_ptr_add_ref(thread_data_base * p)
{
BOOST_INTERLOCKED_INCREMENT(&p->count);
}
friend void intrusive_ptr_release(thread_data_base * p)
{
if(!BOOST_INTERLOCKED_DECREMENT(&p->count))
{
detail::heap_delete(p);
}
}
#if defined BOOST_THREAD_PROVIDES_INTERRUPTIONS
void interrupt()
{
BOOST_VERIFY(winapi::SetEvent(interruption_handle)!=0);
}
#endif
typedef detail::win32::handle native_handle_type;
virtual void run()=0;
virtual void notify_all_at_thread_exit(condition_variable* cv, mutex* m)
{
notify.push_back(std::pair<condition_variable*, mutex*>(cv, m));
}
//#ifndef BOOST_NO_EXCEPTIONS
void make_ready_at_thread_exit(shared_ptr<shared_state_base> as)
{
async_states_.push_back(as);
}
//#endif
};
BOOST_THREAD_DECL thread_data_base* get_current_thread_data();
typedef boost::intrusive_ptr<detail::thread_data_base> thread_data_ptr;
}
namespace this_thread
{
void BOOST_THREAD_DECL yield() BOOST_NOEXCEPT;
bool BOOST_THREAD_DECL interruptible_wait(detail::win32::handle handle_to_wait_for, detail::internal_platform_timepoint const &timeout);
#if defined BOOST_THREAD_USES_DATETIME
template<typename TimeDuration>
BOOST_SYMBOL_VISIBLE void sleep(TimeDuration const& rel_time)
{
interruptible_wait(detail::win32::invalid_handle_value, detail::internal_platform_clock::now() + detail::platform_duration(rel_time));
}
inline BOOST_SYMBOL_VISIBLE void sleep(system_time const& abs_time)
{
const detail::real_platform_timepoint ts(abs_time);
detail::platform_duration d(ts - detail::real_platform_clock::now());
while (d > detail::platform_duration::zero())
{
d = (std::min)(d, detail::platform_milliseconds(BOOST_THREAD_POLL_INTERVAL_MILLISECONDS));
interruptible_wait(detail::win32::invalid_handle_value, detail::internal_platform_clock::now() + d);
d = ts - detail::real_platform_clock::now();
}
}
#endif
#ifdef BOOST_THREAD_USES_CHRONO
template <class Rep, class Period>
void sleep_for(const chrono::duration<Rep, Period>& d)
{
interruptible_wait(detail::win32::invalid_handle_value, detail::internal_platform_clock::now() + detail::platform_duration(d));
}
template <class Duration>
void sleep_until(const chrono::time_point<chrono::steady_clock, Duration>& t)
{
sleep_for(t - chrono::steady_clock::now());
}
template <class Clock, class Duration>
void sleep_until(const chrono::time_point<Clock, Duration>& t)
{
typedef typename common_type<Duration, typename Clock::duration>::type common_duration;
common_duration d(t - Clock::now());
while (d > common_duration::zero())
{
d = (std::min)(d, common_duration(chrono::milliseconds(BOOST_THREAD_POLL_INTERVAL_MILLISECONDS)));
sleep_for(d);
d = t - Clock::now();
}
}
#endif
namespace no_interruption_point
{
bool BOOST_THREAD_DECL non_interruptible_wait(detail::win32::handle handle_to_wait_for, detail::internal_platform_timepoint const &timeout);
#if defined BOOST_THREAD_USES_DATETIME
template<typename TimeDuration>
BOOST_SYMBOL_VISIBLE void sleep(TimeDuration const& rel_time)
{
non_interruptible_wait(detail::win32::invalid_handle_value, detail::internal_platform_clock::now() + detail::platform_duration(rel_time));
}
inline BOOST_SYMBOL_VISIBLE void sleep(system_time const& abs_time)
{
const detail::real_platform_timepoint ts(abs_time);
detail::platform_duration d(ts - detail::real_platform_clock::now());
while (d > detail::platform_duration::zero())
{
d = (std::min)(d, detail::platform_milliseconds(BOOST_THREAD_POLL_INTERVAL_MILLISECONDS));
non_interruptible_wait(detail::win32::invalid_handle_value, detail::internal_platform_clock::now() + d);
d = ts - detail::real_platform_clock::now();
}
}
#endif
#ifdef BOOST_THREAD_USES_CHRONO
template <class Rep, class Period>
void sleep_for(const chrono::duration<Rep, Period>& d)
{
non_interruptible_wait(detail::win32::invalid_handle_value, detail::internal_platform_clock::now() + detail::platform_duration(d));
}
template <class Duration>
void sleep_until(const chrono::time_point<chrono::steady_clock, Duration>& t)
{
sleep_for(t - chrono::steady_clock::now());
}
template <class Clock, class Duration>
void sleep_until(const chrono::time_point<Clock, Duration>& t)
{
typedef typename common_type<Duration, typename Clock::duration>::type common_duration;
common_duration d(t - Clock::now());
while (d > common_duration::zero())
{
d = (std::min)(d, common_duration(chrono::milliseconds(BOOST_THREAD_POLL_INTERVAL_MILLISECONDS)));
sleep_for(d);
d = t - Clock::now();
}
}
#endif
}
}
}
#ifdef BOOST_MSVC
#pragma warning(pop)
#endif
#include <boost/config/abi_suffix.hpp>
#endif