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