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- // srw_lock.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_SRW_LOCK_HPP
- #define BOOST_DETAIL_WINAPI_SRW_LOCK_HPP
- #include <boost/detail/winapi/config.hpp>
- #ifdef BOOST_HAS_PRAGMA_ONCE
- #pragma once
- #endif
- #if BOOST_USE_WINAPI_VERSION < BOOST_WINAPI_VERSION_WIN6 \
- || (defined(_MSC_VER) && _MSC_VER < 1600)
- // Windows SDK 6.0A, which is used by MSVC 9, does not have TryAcquireSRWLock* neither in headers nor in .lib files,
- // although the functions are present in later SDKs since Windows API version 6.
- #define BOOST_WINAPI_NO_TRY_ACQUIRE_SRWLOCK
- #endif
- #if BOOST_USE_WINAPI_VERSION >= BOOST_WINAPI_VERSION_WIN6
- #include <boost/detail/winapi/basic_types.hpp>
- #if !defined( BOOST_USE_WINDOWS_H )
- extern "C" {
- struct _RTL_SRWLOCK;
- BOOST_SYMBOL_IMPORT boost::detail::winapi::VOID_ WINAPI
- InitializeSRWLock(::_RTL_SRWLOCK* SRWLock);
- BOOST_SYMBOL_IMPORT boost::detail::winapi::VOID_ WINAPI
- ReleaseSRWLockExclusive(::_RTL_SRWLOCK* SRWLock);
- BOOST_SYMBOL_IMPORT boost::detail::winapi::VOID_ WINAPI
- ReleaseSRWLockShared(::_RTL_SRWLOCK* SRWLock);
- BOOST_SYMBOL_IMPORT boost::detail::winapi::VOID_ WINAPI
- AcquireSRWLockExclusive(::_RTL_SRWLOCK* SRWLock);
- BOOST_SYMBOL_IMPORT boost::detail::winapi::VOID_ WINAPI
- AcquireSRWLockShared(::_RTL_SRWLOCK* SRWLock);
- #if !defined( BOOST_WINAPI_NO_TRY_ACQUIRE_SRWLOCK )
- BOOST_SYMBOL_IMPORT boost::detail::winapi::BOOLEAN_ WINAPI
- TryAcquireSRWLockExclusive(::_RTL_SRWLOCK* SRWLock);
- BOOST_SYMBOL_IMPORT boost::detail::winapi::BOOLEAN_ WINAPI
- TryAcquireSRWLockShared(::_RTL_SRWLOCK* SRWLock);
- #endif
- }
- #endif
- namespace boost {
- namespace detail {
- namespace winapi {
- typedef struct BOOST_DETAIL_WINAPI_MAY_ALIAS _RTL_SRWLOCK {
- PVOID_ Ptr;
- } SRWLOCK_, *PSRWLOCK_;
- #if defined( BOOST_USE_WINDOWS_H )
- #define BOOST_DETAIL_WINAPI_SRWLOCK_INIT SRWLOCK_INIT
- #else
- #define BOOST_DETAIL_WINAPI_SRWLOCK_INIT {0}
- #endif
- BOOST_FORCEINLINE VOID_ InitializeSRWLock(PSRWLOCK_ SRWLock)
- {
- ::InitializeSRWLock(reinterpret_cast< ::_RTL_SRWLOCK* >(SRWLock));
- }
- BOOST_FORCEINLINE VOID_ ReleaseSRWLockExclusive(PSRWLOCK_ SRWLock)
- {
- ::ReleaseSRWLockExclusive(reinterpret_cast< ::_RTL_SRWLOCK* >(SRWLock));
- }
- BOOST_FORCEINLINE VOID_ ReleaseSRWLockShared(PSRWLOCK_ SRWLock)
- {
- ::ReleaseSRWLockShared(reinterpret_cast< ::_RTL_SRWLOCK* >(SRWLock));
- }
- BOOST_FORCEINLINE VOID_ AcquireSRWLockExclusive(PSRWLOCK_ SRWLock)
- {
- ::AcquireSRWLockExclusive(reinterpret_cast< ::_RTL_SRWLOCK* >(SRWLock));
- }
- BOOST_FORCEINLINE VOID_ AcquireSRWLockShared(PSRWLOCK_ SRWLock)
- {
- ::AcquireSRWLockShared(reinterpret_cast< ::_RTL_SRWLOCK* >(SRWLock));
- }
- #if !defined( BOOST_WINAPI_NO_TRY_ACQUIRE_SRWLOCK )
- BOOST_FORCEINLINE BOOLEAN_ TryAcquireSRWLockExclusive(PSRWLOCK_ SRWLock)
- {
- return ::TryAcquireSRWLockExclusive(reinterpret_cast< ::_RTL_SRWLOCK* >(SRWLock));
- }
- BOOST_FORCEINLINE BOOLEAN_ TryAcquireSRWLockShared(PSRWLOCK_ SRWLock)
- {
- return ::TryAcquireSRWLockShared(reinterpret_cast< ::_RTL_SRWLOCK* >(SRWLock));
- }
- #endif
- }
- }
- }
- #endif // BOOST_USE_WINAPI_VERSION >= BOOST_WINAPI_VERSION_WIN6
- #endif // BOOST_DETAIL_WINAPI_SRW_LOCK_HPP
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