ceph/src/boost/boost/winapi/condition_variable.hpp

   1 /*
   2  * Copyright 2010 Vicente J. Botet Escriba
   3  * Copyright 2015 Andrey Semashev
   4  *
   5  * Distributed under the Boost Software License, Version 1.0.
   6  * See http://www.boost.org/LICENSE_1_0.txt
   7  */
   8
   9 #ifndef BOOST_WINAPI_CONDITION_VARIABLE_HPP_INCLUDED_
  10 #define BOOST_WINAPI_CONDITION_VARIABLE_HPP_INCLUDED_
  11
  12 #include <boost/winapi/config.hpp>
  13
  14 #ifdef BOOST_HAS_PRAGMA_ONCE
  15 #pragma once
  16 #endif
  17
  18 #if BOOST_USE_WINAPI_VERSION >= BOOST_WINAPI_VERSION_WIN6
  19
  20 #include <boost/winapi/basic_types.hpp>
  21
  22 #if !defined( BOOST_USE_WINDOWS_H )
  23 extern "C" {
  24 struct _RTL_CONDITION_VARIABLE;
  25 struct _RTL_CRITICAL_SECTION;
  26 struct _RTL_SRWLOCK;
  27
  28 BOOST_SYMBOL_IMPORT boost::winapi::VOID_ BOOST_WINAPI_WINAPI_CC
  29 InitializeConditionVariable(::_RTL_CONDITION_VARIABLE* ConditionVariable);
  30
  31 BOOST_SYMBOL_IMPORT boost::winapi::VOID_ BOOST_WINAPI_WINAPI_CC
  32 WakeConditionVariable(::_RTL_CONDITION_VARIABLE* ConditionVariable);
  33
  34 BOOST_SYMBOL_IMPORT boost::winapi::VOID_ BOOST_WINAPI_WINAPI_CC
  35 WakeAllConditionVariable(::_RTL_CONDITION_VARIABLE* ConditionVariable);
  36
  37 BOOST_SYMBOL_IMPORT boost::winapi::BOOL_ BOOST_WINAPI_WINAPI_CC
  38 SleepConditionVariableCS(
  39     ::_RTL_CONDITION_VARIABLE* ConditionVariable,
  40     ::_RTL_CRITICAL_SECTION* CriticalSection,
  41     boost::winapi::DWORD_ dwMilliseconds);
  42
  43 BOOST_SYMBOL_IMPORT boost::winapi::BOOL_ BOOST_WINAPI_WINAPI_CC
  44 SleepConditionVariableSRW(
  45     ::_RTL_CONDITION_VARIABLE* ConditionVariable,
  46     ::_RTL_SRWLOCK* SRWLock,
  47     boost::winapi::DWORD_ dwMilliseconds,
  48     boost::winapi::ULONG_ Flags);
  49 }
  50 #endif
  51
  52 namespace boost {
  53 namespace winapi {
  54
  55 typedef struct BOOST_MAY_ALIAS _RTL_CONDITION_VARIABLE {
  56     PVOID_ Ptr;
  57 } CONDITION_VARIABLE_, *PCONDITION_VARIABLE_;
  58
  59 #if defined( BOOST_USE_WINDOWS_H )
  60 #define BOOST_WINAPI_CONDITION_VARIABLE_INIT CONDITION_VARIABLE_INIT
  61 #else
  62 #define BOOST_WINAPI_CONDITION_VARIABLE_INIT {0}
  63 #endif
  64
  65 struct _RTL_CRITICAL_SECTION;
  66 struct _RTL_SRWLOCK;
  67
  68 BOOST_FORCEINLINE VOID_ InitializeConditionVariable(PCONDITION_VARIABLE_ ConditionVariable)
  69 {
  70     ::InitializeConditionVariable(reinterpret_cast< ::_RTL_CONDITION_VARIABLE* >(ConditionVariable));
  71 }
  72
  73 BOOST_FORCEINLINE VOID_ WakeConditionVariable(PCONDITION_VARIABLE_ ConditionVariable)
  74 {
  75     ::WakeConditionVariable(reinterpret_cast< ::_RTL_CONDITION_VARIABLE* >(ConditionVariable));
  76 }
  77
  78 BOOST_FORCEINLINE VOID_ WakeAllConditionVariable(PCONDITION_VARIABLE_ ConditionVariable)
  79 {
  80     ::WakeAllConditionVariable(reinterpret_cast< ::_RTL_CONDITION_VARIABLE* >(ConditionVariable));
  81 }
  82
  83 BOOST_FORCEINLINE BOOL_ SleepConditionVariableCS(
  84     PCONDITION_VARIABLE_ ConditionVariable,
  85     _RTL_CRITICAL_SECTION* CriticalSection,
  86     DWORD_ dwMilliseconds)
  87 {
  88     return ::SleepConditionVariableCS(
  89         reinterpret_cast< ::_RTL_CONDITION_VARIABLE* >(ConditionVariable),
  90         reinterpret_cast< ::_RTL_CRITICAL_SECTION* >(CriticalSection),
  91         dwMilliseconds);
  92 }
  93
  94 BOOST_FORCEINLINE BOOL_ SleepConditionVariableSRW(
  95     PCONDITION_VARIABLE_ ConditionVariable,
  96     _RTL_SRWLOCK* SRWLock,
  97     DWORD_ dwMilliseconds,
  98     ULONG_ Flags)
  99 {
 100     return ::SleepConditionVariableSRW(
 101         reinterpret_cast< ::_RTL_CONDITION_VARIABLE* >(ConditionVariable),
 102         reinterpret_cast< ::_RTL_SRWLOCK* >(SRWLock),
 103         dwMilliseconds,
 104         Flags);
 105 }
 106
 107 #if defined( BOOST_USE_WINDOWS_H )
 108 BOOST_CONSTEXPR_OR_CONST ULONG_ CONDITION_VARIABLE_LOCKMODE_SHARED_ = CONDITION_VARIABLE_LOCKMODE_SHARED;
 109 #else // defined( BOOST_USE_WINDOWS_H )
 110 BOOST_CONSTEXPR_OR_CONST ULONG_ CONDITION_VARIABLE_LOCKMODE_SHARED_ = 0x00000001;
 111 #endif // defined( BOOST_USE_WINDOWS_H )
 112
 113 BOOST_CONSTEXPR_OR_CONST ULONG_ condition_variable_lockmode_shared = CONDITION_VARIABLE_LOCKMODE_SHARED_;
 114
 115 }
 116 }
 117
 118 #endif // BOOST_USE_WINAPI_VERSION >= BOOST_WINAPI_VERSION_WIN6
 119
 120 #endif // BOOST_WINAPI_CONDITION_VARIABLE_HPP_INCLUDED_