185 lines
6.3 KiB
C++
185 lines
6.3 KiB
C++
|
// critical_section.hpp --------------------------------------------------------------//
|
||
|
|
||
|
// Copyright 2010 Vicente J. Botet Escriba
|
||
|
// Copyright 2015 Andrey Semashev
|
||
|
|
||
|
// Distributed under the Boost Software License, Version 1.0.
|
||
|
// See http://www.boost.org/LICENSE_1_0.txt
|
||
|
|
||
|
|
||
|
#ifndef BOOST_DETAIL_WINAPI_CRITICAL_SECTION_HPP
|
||
|
#define BOOST_DETAIL_WINAPI_CRITICAL_SECTION_HPP
|
||
|
|
||
|
#include <boost/detail/winapi/basic_types.hpp>
|
||
|
#include <boost/detail/winapi/detail/cast_ptr.hpp>
|
||
|
|
||
|
#ifdef BOOST_HAS_PRAGMA_ONCE
|
||
|
#pragma once
|
||
|
#endif
|
||
|
|
||
|
#if !defined( BOOST_USE_WINDOWS_H )
|
||
|
|
||
|
extern "C" {
|
||
|
#if !defined( BOOST_WINAPI_IS_MINGW )
|
||
|
struct _RTL_CRITICAL_SECTION;
|
||
|
|
||
|
BOOST_SYMBOL_IMPORT boost::detail::winapi::VOID_ WINAPI
|
||
|
InitializeCriticalSection(::_RTL_CRITICAL_SECTION* lpCriticalSection);
|
||
|
|
||
|
BOOST_SYMBOL_IMPORT boost::detail::winapi::VOID_ WINAPI
|
||
|
EnterCriticalSection(::_RTL_CRITICAL_SECTION* lpCriticalSection);
|
||
|
|
||
|
BOOST_SYMBOL_IMPORT boost::detail::winapi::VOID_ WINAPI
|
||
|
LeaveCriticalSection(::_RTL_CRITICAL_SECTION* lpCriticalSection);
|
||
|
|
||
|
#if BOOST_USE_WINAPI_VERSION >= 0x0403
|
||
|
BOOST_SYMBOL_IMPORT boost::detail::winapi::BOOL_ WINAPI
|
||
|
InitializeCriticalSectionAndSpinCount(
|
||
|
::_RTL_CRITICAL_SECTION* lpCriticalSection,
|
||
|
boost::detail::winapi::DWORD_ dwSpinCount);
|
||
|
|
||
|
#if BOOST_USE_WINAPI_VERSION >= BOOST_WINAPI_VERSION_WIN6
|
||
|
BOOST_SYMBOL_IMPORT boost::detail::winapi::BOOL_ WINAPI
|
||
|
InitializeCriticalSectionEx(
|
||
|
::_RTL_CRITICAL_SECTION* lpCriticalSection,
|
||
|
boost::detail::winapi::DWORD_ dwSpinCount,
|
||
|
boost::detail::winapi::DWORD_ Flags);
|
||
|
#endif
|
||
|
|
||
|
BOOST_SYMBOL_IMPORT boost::detail::winapi::DWORD_ WINAPI
|
||
|
SetCriticalSectionSpinCount(
|
||
|
::_RTL_CRITICAL_SECTION* lpCriticalSection,
|
||
|
boost::detail::winapi::DWORD_ dwSpinCount);
|
||
|
#endif
|
||
|
|
||
|
#if BOOST_USE_WINAPI_VERSION >= BOOST_WINAPI_VERSION_NT4
|
||
|
BOOST_SYMBOL_IMPORT boost::detail::winapi::BOOL_ WINAPI
|
||
|
TryEnterCriticalSection(::_RTL_CRITICAL_SECTION* lpCriticalSection);
|
||
|
#endif
|
||
|
|
||
|
BOOST_SYMBOL_IMPORT boost::detail::winapi::VOID_ WINAPI
|
||
|
DeleteCriticalSection(::_RTL_CRITICAL_SECTION* lpCriticalSection);
|
||
|
|
||
|
#else // defined( BOOST_WINAPI_IS_MINGW )
|
||
|
|
||
|
// MinGW uses a different name for the structure
|
||
|
struct _CRITICAL_SECTION;
|
||
|
|
||
|
BOOST_SYMBOL_IMPORT boost::detail::winapi::VOID_ WINAPI
|
||
|
InitializeCriticalSection(::_CRITICAL_SECTION* lpCriticalSection);
|
||
|
|
||
|
BOOST_SYMBOL_IMPORT boost::detail::winapi::VOID_ WINAPI
|
||
|
EnterCriticalSection(::_CRITICAL_SECTION* lpCriticalSection);
|
||
|
|
||
|
BOOST_SYMBOL_IMPORT boost::detail::winapi::VOID_ WINAPI
|
||
|
LeaveCriticalSection(::_CRITICAL_SECTION* lpCriticalSection);
|
||
|
|
||
|
#if BOOST_USE_WINAPI_VERSION >= 0x0403
|
||
|
BOOST_SYMBOL_IMPORT boost::detail::winapi::BOOL_ WINAPI
|
||
|
InitializeCriticalSectionAndSpinCount(
|
||
|
::_CRITICAL_SECTION* lpCriticalSection,
|
||
|
boost::detail::winapi::DWORD_ dwSpinCount);
|
||
|
|
||
|
#if BOOST_USE_WINAPI_VERSION >= BOOST_WINAPI_VERSION_WIN6
|
||
|
BOOST_SYMBOL_IMPORT boost::detail::winapi::BOOL_ WINAPI
|
||
|
InitializeCriticalSectionEx(
|
||
|
::_CRITICAL_SECTION* lpCriticalSection,
|
||
|
boost::detail::winapi::DWORD_ dwSpinCount,
|
||
|
boost::detail::winapi::DWORD_ Flags);
|
||
|
#endif
|
||
|
|
||
|
BOOST_SYMBOL_IMPORT boost::detail::winapi::DWORD_ WINAPI
|
||
|
SetCriticalSectionSpinCount(
|
||
|
::_CRITICAL_SECTION* lpCriticalSection,
|
||
|
boost::detail::winapi::DWORD_ dwSpinCount);
|
||
|
#endif
|
||
|
|
||
|
#if BOOST_USE_WINAPI_VERSION >= BOOST_WINAPI_VERSION_NT4
|
||
|
BOOST_SYMBOL_IMPORT boost::detail::winapi::BOOL_ WINAPI
|
||
|
TryEnterCriticalSection(::_CRITICAL_SECTION* lpCriticalSection);
|
||
|
#endif
|
||
|
|
||
|
BOOST_SYMBOL_IMPORT boost::detail::winapi::VOID_ WINAPI
|
||
|
DeleteCriticalSection(::_CRITICAL_SECTION* lpCriticalSection);
|
||
|
|
||
|
#endif // defined( BOOST_WINAPI_IS_MINGW )
|
||
|
}
|
||
|
#endif
|
||
|
|
||
|
namespace boost {
|
||
|
namespace detail {
|
||
|
namespace winapi {
|
||
|
|
||
|
struct _RTL_CRITICAL_SECTION_DEBUG;
|
||
|
|
||
|
#pragma pack(push, 8)
|
||
|
|
||
|
typedef struct BOOST_DETAIL_WINAPI_MAY_ALIAS _RTL_CRITICAL_SECTION {
|
||
|
_RTL_CRITICAL_SECTION_DEBUG* DebugInfo;
|
||
|
LONG_ LockCount;
|
||
|
LONG_ RecursionCount;
|
||
|
HANDLE_ OwningThread;
|
||
|
HANDLE_ LockSemaphore;
|
||
|
ULONG_PTR_ SpinCount;
|
||
|
} CRITICAL_SECTION_, *PCRITICAL_SECTION_;
|
||
|
|
||
|
#pragma pack(pop)
|
||
|
|
||
|
BOOST_FORCEINLINE VOID_ InitializeCriticalSection(CRITICAL_SECTION_* lpCriticalSection)
|
||
|
{
|
||
|
::InitializeCriticalSection(winapi::detail::cast_ptr(lpCriticalSection));
|
||
|
}
|
||
|
|
||
|
BOOST_FORCEINLINE VOID_ EnterCriticalSection(CRITICAL_SECTION_* lpCriticalSection)
|
||
|
{
|
||
|
::EnterCriticalSection(winapi::detail::cast_ptr(lpCriticalSection));
|
||
|
}
|
||
|
|
||
|
BOOST_FORCEINLINE VOID_ LeaveCriticalSection(CRITICAL_SECTION_* lpCriticalSection)
|
||
|
{
|
||
|
::LeaveCriticalSection(winapi::detail::cast_ptr(lpCriticalSection));
|
||
|
}
|
||
|
|
||
|
#if BOOST_USE_WINAPI_VERSION >= 0x0403
|
||
|
BOOST_FORCEINLINE BOOL_ InitializeCriticalSectionAndSpinCount(CRITICAL_SECTION_* lpCriticalSection, DWORD_ dwSpinCount)
|
||
|
{
|
||
|
return ::InitializeCriticalSectionAndSpinCount(winapi::detail::cast_ptr(lpCriticalSection), dwSpinCount);
|
||
|
}
|
||
|
|
||
|
// CRITICAL_SECTION_NO_DEBUG_INFO is defined for WINAPI_FAMILY_PARTITION(WINAPI_PARTITION_APP)
|
||
|
const DWORD_ CRITICAL_SECTION_NO_DEBUG_INFO_ = 0x01000000;
|
||
|
const DWORD_ CRITICAL_SECTION_FLAG_NO_DEBUG_INFO_ = CRITICAL_SECTION_NO_DEBUG_INFO_;
|
||
|
const DWORD_ CRITICAL_SECTION_FLAG_DYNAMIC_SPIN_ = 0x02000000; // undocumented
|
||
|
const DWORD_ CRITICAL_SECTION_FLAG_STATIC_INIT_ = 0x04000000; // undocumented
|
||
|
|
||
|
#if BOOST_USE_WINAPI_VERSION >= BOOST_WINAPI_VERSION_WIN6
|
||
|
BOOST_FORCEINLINE BOOL_ InitializeCriticalSectionEx(CRITICAL_SECTION_* lpCriticalSection, DWORD_ dwSpinCount, DWORD_ Flags)
|
||
|
{
|
||
|
return ::InitializeCriticalSectionEx(winapi::detail::cast_ptr(lpCriticalSection), dwSpinCount, Flags);
|
||
|
}
|
||
|
#endif // BOOST_USE_WINAPI_VERSION >= BOOST_WINAPI_VERSION_WIN6
|
||
|
|
||
|
BOOST_FORCEINLINE DWORD_ SetCriticalSectionSpinCount(CRITICAL_SECTION_* lpCriticalSection, DWORD_ dwSpinCount)
|
||
|
{
|
||
|
return ::SetCriticalSectionSpinCount(winapi::detail::cast_ptr(lpCriticalSection), dwSpinCount);
|
||
|
}
|
||
|
#endif // BOOST_USE_WINAPI_VERSION >= 0x0403
|
||
|
|
||
|
#if BOOST_USE_WINAPI_VERSION >= BOOST_WINAPI_VERSION_NT4
|
||
|
BOOST_FORCEINLINE BOOL_ TryEnterCriticalSection(CRITICAL_SECTION_* lpCriticalSection)
|
||
|
{
|
||
|
return ::TryEnterCriticalSection(winapi::detail::cast_ptr(lpCriticalSection));
|
||
|
}
|
||
|
#endif // BOOST_USE_WINAPI_VERSION >= BOOST_WINAPI_VERSION_NT4
|
||
|
|
||
|
BOOST_FORCEINLINE VOID_ DeleteCriticalSection(CRITICAL_SECTION_* lpCriticalSection)
|
||
|
{
|
||
|
::DeleteCriticalSection(winapi::detail::cast_ptr(lpCriticalSection));
|
||
|
}
|
||
|
|
||
|
}
|
||
|
}
|
||
|
}
|
||
|
|
||
|
#endif // BOOST_DETAIL_WINAPI_CRITICAL_SECTION_HPP
|