ceph/src/boost/boost/winapi/semaphore.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_SEMAPHORE_HPP_INCLUDED_
  10 #define BOOST_WINAPI_SEMAPHORE_HPP_INCLUDED_
  11
  12 #include <boost/winapi/basic_types.hpp>
  13
  14 #ifdef BOOST_HAS_PRAGMA_ONCE
  15 #pragma once
  16 #endif
  17
  18 #if !defined( BOOST_USE_WINDOWS_H )
  19 extern "C" {
  20
  21 #if BOOST_WINAPI_PARTITION_APP_SYSTEM
  22 #if !defined( BOOST_NO_ANSI_APIS )
  23
  24 BOOST_SYMBOL_IMPORT boost::winapi::HANDLE_ BOOST_WINAPI_WINAPI_CC
  25 CreateSemaphoreA(
  26     ::_SECURITY_ATTRIBUTES* lpSemaphoreAttributes,
  27     boost::winapi::LONG_ lInitialCount,
  28     boost::winapi::LONG_ lMaximumCount,
  29     boost::winapi::LPCSTR_ lpName);
  30
  31 #if BOOST_USE_WINAPI_VERSION >= BOOST_WINAPI_VERSION_WIN6
  32 BOOST_SYMBOL_IMPORT boost::winapi::HANDLE_ BOOST_WINAPI_WINAPI_CC
  33 CreateSemaphoreExA(
  34     ::_SECURITY_ATTRIBUTES* lpSemaphoreAttributes,
  35     boost::winapi::LONG_ lInitialCount,
  36     boost::winapi::LONG_ lMaximumCount,
  37     boost::winapi::LPCSTR_ lpName,
  38     boost::winapi::DWORD_ dwFlags,
  39     boost::winapi::DWORD_ dwDesiredAccess);
  40 #endif
  41
  42 #endif // !defined( BOOST_NO_ANSI_APIS )
  43
  44 BOOST_SYMBOL_IMPORT boost::winapi::HANDLE_ BOOST_WINAPI_WINAPI_CC
  45 CreateSemaphoreW(
  46     ::_SECURITY_ATTRIBUTES* lpSemaphoreAttributes,
  47     boost::winapi::LONG_ lInitialCount,
  48     boost::winapi::LONG_ lMaximumCount,
  49     boost::winapi::LPCWSTR_ lpName);
  50
  51 #if BOOST_USE_WINAPI_VERSION >= BOOST_WINAPI_VERSION_WIN6
  52 BOOST_SYMBOL_IMPORT boost::winapi::HANDLE_ BOOST_WINAPI_WINAPI_CC
  53 CreateSemaphoreExW(
  54     ::_SECURITY_ATTRIBUTES* lpSemaphoreAttributes,
  55     boost::winapi::LONG_ lInitialCount,
  56     boost::winapi::LONG_ lMaximumCount,
  57     boost::winapi::LPCWSTR_ lpName,
  58     boost::winapi::DWORD_ dwFlags,
  59     boost::winapi::DWORD_ dwDesiredAccess);
  60 #endif
  61
  62 BOOST_SYMBOL_IMPORT boost::winapi::BOOL_ BOOST_WINAPI_WINAPI_CC
  63 ReleaseSemaphore(
  64     boost::winapi::HANDLE_ hSemaphore,
  65     boost::winapi::LONG_ lReleaseCount,
  66     boost::winapi::LPLONG_ lpPreviousCount);
  67
  68 #endif // BOOST_WINAPI_PARTITION_APP_SYSTEM
  69
  70 #if BOOST_WINAPI_PARTITION_DESKTOP_SYSTEM
  71
  72 #if !defined( BOOST_NO_ANSI_APIS )
  73 BOOST_SYMBOL_IMPORT boost::winapi::HANDLE_ BOOST_WINAPI_WINAPI_CC
  74 OpenSemaphoreA(
  75     boost::winapi::DWORD_ dwDesiredAccess,
  76     boost::winapi::BOOL_ bInheritHandle,
  77     boost::winapi::LPCSTR_ lpName);
  78 #endif // !defined( BOOST_NO_ANSI_APIS )
  79
  80 BOOST_SYMBOL_IMPORT boost::winapi::HANDLE_ BOOST_WINAPI_WINAPI_CC
  81 OpenSemaphoreW(
  82     boost::winapi::DWORD_ dwDesiredAccess,
  83     boost::winapi::BOOL_ bInheritHandle,
  84     boost::winapi::LPCWSTR_ lpName);
  85
  86 #endif // BOOST_WINAPI_PARTITION_DESKTOP_SYSTEM
  87
  88 } // extern "C"
  89 #endif // !defined( BOOST_USE_WINDOWS_H )
  90
  91 namespace boost {
  92 namespace winapi {
  93
  94 #if BOOST_WINAPI_PARTITION_APP_SYSTEM
  95
  96 using ::ReleaseSemaphore;
  97
  98 #if defined( BOOST_USE_WINDOWS_H )
  99
 100 BOOST_CONSTEXPR_OR_CONST DWORD_ SEMAPHORE_ALL_ACCESS_ = SEMAPHORE_ALL_ACCESS;
 101 BOOST_CONSTEXPR_OR_CONST DWORD_ SEMAPHORE_MODIFY_STATE_ = SEMAPHORE_MODIFY_STATE;
 102
 103 #else // defined( BOOST_USE_WINDOWS_H )
 104
 105 BOOST_CONSTEXPR_OR_CONST DWORD_ SEMAPHORE_ALL_ACCESS_ = 0x001F0003;
 106 BOOST_CONSTEXPR_OR_CONST DWORD_ SEMAPHORE_MODIFY_STATE_ = 0x00000002;
 107
 108 #endif // defined( BOOST_USE_WINDOWS_H )
 109
 110 // Undocumented and not present in Windows SDK. Enables NtQuerySemaphore.
 111 // http://undocumented.ntinternals.net/index.html?page=UserMode%2FUndocumented%20Functions%2FNT%20Objects%2FEvent%2FNtQueryEvent.html
 112 BOOST_CONSTEXPR_OR_CONST DWORD_ SEMAPHORE_QUERY_STATE_ = 0x00000001;
 113
 114 BOOST_CONSTEXPR_OR_CONST DWORD_ semaphore_all_access = SEMAPHORE_ALL_ACCESS_;
 115 BOOST_CONSTEXPR_OR_CONST DWORD_ semaphore_modify_state = SEMAPHORE_MODIFY_STATE_;
 116
 117
 118 #if !defined( BOOST_NO_ANSI_APIS )
 119 BOOST_FORCEINLINE HANDLE_ CreateSemaphoreA(SECURITY_ATTRIBUTES_* lpSemaphoreAttributes, LONG_ lInitialCount, LONG_ lMaximumCount, LPCSTR_ lpName)
 120 {
 121     return ::CreateSemaphoreA(reinterpret_cast< ::_SECURITY_ATTRIBUTES* >(lpSemaphoreAttributes), lInitialCount, lMaximumCount, lpName);
 122 }
 123
 124 #if BOOST_USE_WINAPI_VERSION >= BOOST_WINAPI_VERSION_WIN6
 125 BOOST_FORCEINLINE HANDLE_ CreateSemaphoreExA(SECURITY_ATTRIBUTES_* lpSemaphoreAttributes, LONG_ lInitialCount, LONG_ lMaximumCount, LPCSTR_ lpName, DWORD_ dwFlags, DWORD_ dwDesiredAccess)
 126 {
 127     return ::CreateSemaphoreExA(reinterpret_cast< ::_SECURITY_ATTRIBUTES* >(lpSemaphoreAttributes), lInitialCount, lMaximumCount, lpName, dwFlags, dwDesiredAccess);
 128 }
 129 #endif
 130 #endif // !defined( BOOST_NO_ANSI_APIS )
 131
 132 BOOST_FORCEINLINE HANDLE_ CreateSemaphoreW(SECURITY_ATTRIBUTES_* lpSemaphoreAttributes, LONG_ lInitialCount, LONG_ lMaximumCount, LPCWSTR_ lpName)
 133 {
 134     return ::CreateSemaphoreW(reinterpret_cast< ::_SECURITY_ATTRIBUTES* >(lpSemaphoreAttributes), lInitialCount, lMaximumCount, lpName);
 135 }
 136
 137 #if BOOST_USE_WINAPI_VERSION >= BOOST_WINAPI_VERSION_WIN6
 138 BOOST_FORCEINLINE HANDLE_ CreateSemaphoreExW(SECURITY_ATTRIBUTES_* lpSemaphoreAttributes, LONG_ lInitialCount, LONG_ lMaximumCount, LPCWSTR_ lpName, DWORD_ dwFlags, DWORD_ dwDesiredAccess)
 139 {
 140     return ::CreateSemaphoreExW(reinterpret_cast< ::_SECURITY_ATTRIBUTES* >(lpSemaphoreAttributes), lInitialCount, lMaximumCount, lpName, dwFlags, dwDesiredAccess);
 141 }
 142 #endif
 143
 144 #if !defined( BOOST_NO_ANSI_APIS )
 145 BOOST_FORCEINLINE HANDLE_ create_semaphore(SECURITY_ATTRIBUTES_* lpSemaphoreAttributes, LONG_ lInitialCount, LONG_ lMaximumCount, LPCSTR_ lpName)
 146 {
 147     return winapi::CreateSemaphoreA(lpSemaphoreAttributes, lInitialCount, lMaximumCount, lpName);
 148 }
 149 #endif
 150
 151 BOOST_FORCEINLINE HANDLE_ create_semaphore(SECURITY_ATTRIBUTES_* lpSemaphoreAttributes, LONG_ lInitialCount, LONG_ lMaximumCount, LPCWSTR_ lpName)
 152 {
 153     return winapi::CreateSemaphoreW(lpSemaphoreAttributes, lInitialCount, lMaximumCount, lpName);
 154 }
 155
 156 BOOST_FORCEINLINE HANDLE_ create_anonymous_semaphore(SECURITY_ATTRIBUTES_* lpSemaphoreAttributes, LONG_ lInitialCount, LONG_ lMaximumCount)
 157 {
 158     return winapi::CreateSemaphoreW(lpSemaphoreAttributes, lInitialCount, lMaximumCount, 0);
 159 }
 160
 161 #endif // BOOST_WINAPI_PARTITION_APP_SYSTEM
 162
 163 #if BOOST_WINAPI_PARTITION_DESKTOP_SYSTEM
 164
 165 #if !defined( BOOST_NO_ANSI_APIS )
 166 using ::OpenSemaphoreA;
 167
 168 BOOST_FORCEINLINE HANDLE_ open_semaphore(DWORD_ dwDesiredAccess, BOOL_ bInheritHandle, LPCSTR_ lpName)
 169 {
 170     return ::OpenSemaphoreA(dwDesiredAccess, bInheritHandle, lpName);
 171 }
 172 #endif // !defined( BOOST_NO_ANSI_APIS )
 173
 174 using ::OpenSemaphoreW;
 175
 176 BOOST_FORCEINLINE HANDLE_ open_semaphore(DWORD_ dwDesiredAccess, BOOL_ bInheritHandle, LPCWSTR_ lpName)
 177 {
 178     return ::OpenSemaphoreW(dwDesiredAccess, bInheritHandle, lpName);
 179 }
 180
 181 #endif // BOOST_WINAPI_PARTITION_DESKTOP_SYSTEM
 182
 183 }
 184 }
 185
 186 #endif // BOOST_WINAPI_SEMAPHORE_HPP_INCLUDED_