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Diffstat (limited to 'boost/detail/winapi/init_once.hpp')
-rw-r--r-- | boost/detail/winapi/init_once.hpp | 123 |
1 files changed, 123 insertions, 0 deletions
diff --git a/boost/detail/winapi/init_once.hpp b/boost/detail/winapi/init_once.hpp new file mode 100644 index 0000000000..4c0597961e --- /dev/null +++ b/boost/detail/winapi/init_once.hpp @@ -0,0 +1,123 @@ +// init_once.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_INIT_ONCE_HPP +#define BOOST_DETAIL_WINAPI_INIT_ONCE_HPP + +#include <boost/detail/winapi/config.hpp> + +#ifdef BOOST_HAS_PRAGMA_ONCE +#pragma once +#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" { +#if defined( BOOST_WINAPI_IS_MINGW_W64 ) +struct _RTL_RUN_ONCE; +#else +union _RTL_RUN_ONCE; +#endif + +typedef boost::detail::winapi::BOOL_ +(WINAPI *PINIT_ONCE_FN) ( + ::_RTL_RUN_ONCE* InitOnce, + boost::detail::winapi::PVOID_ Parameter, + boost::detail::winapi::PVOID_ *Context); + +BOOST_SYMBOL_IMPORT boost::detail::winapi::VOID_ WINAPI +InitOnceInitialize(::_RTL_RUN_ONCE* InitOnce); + +BOOST_SYMBOL_IMPORT boost::detail::winapi::BOOL_ WINAPI +InitOnceExecuteOnce( + ::_RTL_RUN_ONCE* InitOnce, + ::PINIT_ONCE_FN InitFn, + boost::detail::winapi::PVOID_ Parameter, + boost::detail::winapi::LPVOID_ *Context); + +BOOST_SYMBOL_IMPORT boost::detail::winapi::BOOL_ WINAPI +InitOnceBeginInitialize( + ::_RTL_RUN_ONCE* lpInitOnce, + boost::detail::winapi::DWORD_ dwFlags, + boost::detail::winapi::PBOOL_ fPending, + boost::detail::winapi::LPVOID_ *lpContext); + +BOOST_SYMBOL_IMPORT boost::detail::winapi::BOOL_ WINAPI +InitOnceComplete( + ::_RTL_RUN_ONCE* lpInitOnce, + boost::detail::winapi::DWORD_ dwFlags, + boost::detail::winapi::LPVOID_ lpContext); +} +#endif + +namespace boost { +namespace detail { +namespace winapi { + +typedef union BOOST_DETAIL_WINAPI_MAY_ALIAS _RTL_RUN_ONCE { + PVOID_ Ptr; +} INIT_ONCE_, *PINIT_ONCE_, *LPINIT_ONCE_; + +extern "C" { +typedef BOOL_ (WINAPI *PINIT_ONCE_FN_) (PINIT_ONCE_ lpInitOnce, PVOID_ Parameter, PVOID_ *Context); +} + +BOOST_FORCEINLINE VOID_ InitOnceInitialize(PINIT_ONCE_ lpInitOnce) +{ + ::InitOnceInitialize(reinterpret_cast< ::_RTL_RUN_ONCE* >(lpInitOnce)); +} + +BOOST_FORCEINLINE BOOL_ InitOnceExecuteOnce(PINIT_ONCE_ lpInitOnce, PINIT_ONCE_FN_ InitFn, PVOID_ Parameter, LPVOID_ *Context) +{ + return ::InitOnceExecuteOnce(reinterpret_cast< ::_RTL_RUN_ONCE* >(lpInitOnce), reinterpret_cast< ::PINIT_ONCE_FN >(InitFn), Parameter, Context); +} + +BOOST_FORCEINLINE BOOL_ InitOnceBeginInitialize(PINIT_ONCE_ lpInitOnce, DWORD_ dwFlags, PBOOL_ fPending, LPVOID_ *lpContext) +{ + return ::InitOnceBeginInitialize(reinterpret_cast< ::_RTL_RUN_ONCE* >(lpInitOnce), dwFlags, fPending, lpContext); +} + +BOOST_FORCEINLINE BOOL_ InitOnceComplete(PINIT_ONCE_ lpInitOnce, DWORD_ dwFlags, LPVOID_ lpContext) +{ + return ::InitOnceComplete(reinterpret_cast< ::_RTL_RUN_ONCE* >(lpInitOnce), dwFlags, lpContext); +} + +#if defined( BOOST_USE_WINDOWS_H ) + +#define BOOST_DETAIL_WINAPI_INIT_ONCE_STATIC_INIT INIT_ONCE_STATIC_INIT +const DWORD_ INIT_ONCE_ASYNC_ = INIT_ONCE_ASYNC; +const DWORD_ INIT_ONCE_CHECK_ONLY_ = INIT_ONCE_CHECK_ONLY; +const DWORD_ INIT_ONCE_INIT_FAILED_ = INIT_ONCE_INIT_FAILED; +const DWORD_ INIT_ONCE_CTX_RESERVED_BITS_ = INIT_ONCE_CTX_RESERVED_BITS; + +#else // defined( BOOST_USE_WINDOWS_H ) + +#define BOOST_DETAIL_WINAPI_INIT_ONCE_STATIC_INIT {0} +const DWORD_ INIT_ONCE_ASYNC_ = 0x00000002UL; +const DWORD_ INIT_ONCE_CHECK_ONLY_ = 0x00000001UL; +const DWORD_ INIT_ONCE_INIT_FAILED_ = 0x00000004UL; +const DWORD_ INIT_ONCE_CTX_RESERVED_BITS_ = 2; + +#endif // defined( BOOST_USE_WINDOWS_H ) + +const DWORD_ init_once_async = INIT_ONCE_ASYNC_; +const DWORD_ init_once_check_only = INIT_ONCE_CHECK_ONLY_; +const DWORD_ init_once_init_failed = INIT_ONCE_INIT_FAILED_; +const DWORD_ init_once_ctx_reserved_bits = INIT_ONCE_CTX_RESERVED_BITS_; + +} +} +} + +#endif // BOOST_USE_WINAPI_VERSION >= BOOST_WINAPI_VERSION_WIN6 + +#endif // BOOST_DETAIL_WINAPI_INIT_ONCE_HPP |