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1 | // mutex.hpp --------------------------------------------------------------// |
2 | ||
3 | // Copyright 2010 Vicente J. Botet Escriba | |
4 | // Copyright 2015 Andrey Semashev | |
5 | ||
6 | // Distributed under the Boost Software License, Version 1.0. | |
7 | // See http://www.boost.org/LICENSE_1_0.txt | |
8 | ||
9 | ||
10 | #ifndef BOOST_DETAIL_WINAPI_MUTEX_HPP | |
11 | #define BOOST_DETAIL_WINAPI_MUTEX_HPP | |
12 | ||
13 | #include <boost/detail/winapi/basic_types.hpp> | |
14 | #include <boost/predef/platform.h> | |
15 | ||
16 | #ifdef BOOST_HAS_PRAGMA_ONCE | |
17 | #pragma once | |
18 | #endif | |
19 | ||
20 | #if !defined( BOOST_USE_WINDOWS_H ) | |
21 | extern "C" { | |
22 | #if !defined( BOOST_NO_ANSI_APIS ) | |
23 | #if !defined( BOOST_PLAT_WINDOWS_RUNTIME_AVALIABLE ) | |
24 | BOOST_SYMBOL_IMPORT boost::detail::winapi::HANDLE_ WINAPI | |
25 | CreateMutexA( | |
26 | ::_SECURITY_ATTRIBUTES* lpMutexAttributes, | |
27 | boost::detail::winapi::BOOL_ bInitialOwner, | |
28 | boost::detail::winapi::LPCSTR_ lpName); | |
29 | #endif | |
30 | ||
31 | #if BOOST_USE_WINAPI_VERSION >= BOOST_WINAPI_VERSION_WIN6 | |
32 | BOOST_SYMBOL_IMPORT boost::detail::winapi::HANDLE_ WINAPI | |
33 | CreateMutexExA( | |
34 | ::_SECURITY_ATTRIBUTES* lpMutexAttributes, | |
35 | boost::detail::winapi::LPCSTR_ lpName, | |
36 | boost::detail::winapi::DWORD_ dwFlags, | |
37 | boost::detail::winapi::DWORD_ dwDesiredAccess); | |
38 | #endif | |
39 | ||
40 | BOOST_SYMBOL_IMPORT boost::detail::winapi::HANDLE_ WINAPI | |
41 | OpenMutexA( | |
42 | boost::detail::winapi::DWORD_ dwDesiredAccess, | |
43 | boost::detail::winapi::BOOL_ bInheritHandle, | |
44 | boost::detail::winapi::LPCSTR_ lpName); | |
45 | #endif | |
46 | ||
47 | #if !defined( BOOST_PLAT_WINDOWS_RUNTIME_AVALIABLE ) | |
48 | BOOST_SYMBOL_IMPORT boost::detail::winapi::HANDLE_ WINAPI | |
49 | CreateMutexW( | |
50 | ::_SECURITY_ATTRIBUTES* lpMutexAttributes, | |
51 | boost::detail::winapi::BOOL_ bInitialOwner, | |
52 | boost::detail::winapi::LPCWSTR_ lpName); | |
53 | #endif | |
54 | ||
55 | #if BOOST_USE_WINAPI_VERSION >= BOOST_WINAPI_VERSION_WIN6 | |
56 | BOOST_SYMBOL_IMPORT boost::detail::winapi::HANDLE_ WINAPI | |
57 | CreateMutexExW( | |
58 | ::_SECURITY_ATTRIBUTES* lpMutexAttributes, | |
59 | boost::detail::winapi::LPCWSTR_ lpName, | |
60 | boost::detail::winapi::DWORD_ dwFlags, | |
61 | boost::detail::winapi::DWORD_ dwDesiredAccess); | |
62 | #endif | |
63 | ||
64 | BOOST_SYMBOL_IMPORT boost::detail::winapi::HANDLE_ WINAPI | |
65 | OpenMutexW( | |
66 | boost::detail::winapi::DWORD_ dwDesiredAccess, | |
67 | boost::detail::winapi::BOOL_ bInheritHandle, | |
68 | boost::detail::winapi::LPCWSTR_ lpName); | |
69 | ||
70 | BOOST_SYMBOL_IMPORT boost::detail::winapi::BOOL_ WINAPI | |
71 | ReleaseMutex(boost::detail::winapi::HANDLE_ hMutex); | |
72 | } | |
73 | #endif | |
74 | ||
75 | namespace boost { | |
76 | namespace detail { | |
77 | namespace winapi { | |
78 | ||
79 | #if !defined( BOOST_NO_ANSI_APIS ) | |
80 | using ::OpenMutexA; | |
81 | #endif | |
82 | using ::OpenMutexW; | |
83 | using ::ReleaseMutex; | |
84 | ||
85 | #if defined( BOOST_USE_WINDOWS_H ) | |
86 | ||
87 | const DWORD_ MUTEX_ALL_ACCESS_ = MUTEX_ALL_ACCESS; | |
88 | const DWORD_ MUTEX_MODIFY_STATE_ = MUTEX_MODIFY_STATE; | |
89 | #if BOOST_USE_WINAPI_VERSION >= BOOST_WINAPI_VERSION_WIN6 | |
90 | const DWORD_ CREATE_MUTEX_INITIAL_OWNER_ = CREATE_MUTEX_INITIAL_OWNER; | |
91 | #endif | |
92 | ||
93 | #else // defined( BOOST_USE_WINDOWS_H ) | |
94 | ||
95 | const DWORD_ MUTEX_ALL_ACCESS_ = 0x001F0001; | |
96 | const DWORD_ MUTEX_MODIFY_STATE_ = 0x00000001; | |
97 | #if BOOST_USE_WINAPI_VERSION >= BOOST_WINAPI_VERSION_WIN6 | |
98 | const DWORD_ CREATE_MUTEX_INITIAL_OWNER_ = 0x00000001; | |
99 | #endif | |
100 | ||
101 | #endif // defined( BOOST_USE_WINDOWS_H ) | |
102 | ||
103 | const DWORD_ mutex_all_access = MUTEX_ALL_ACCESS_; | |
104 | const DWORD_ mutex_modify_state = MUTEX_MODIFY_STATE_; | |
105 | #if BOOST_USE_WINAPI_VERSION >= BOOST_WINAPI_VERSION_WIN6 | |
106 | const DWORD_ create_mutex_initial_owner = CREATE_MUTEX_INITIAL_OWNER_; | |
107 | #endif | |
108 | ||
109 | #if !defined( BOOST_NO_ANSI_APIS ) | |
110 | BOOST_FORCEINLINE HANDLE_ CreateMutexA(SECURITY_ATTRIBUTES_* lpMutexAttributes, BOOL_ bInitialOwner, LPCSTR_ lpName) | |
111 | { | |
112 | #if BOOST_PLAT_WINDOWS_RUNTIME && BOOST_USE_WINAPI_VERSION >= BOOST_WINAPI_VERSION_WIN6 | |
113 | const DWORD_ flags = bInitialOwner ? create_mutex_initial_owner : 0u; | |
114 | return ::CreateMutexExA(reinterpret_cast< ::_SECURITY_ATTRIBUTES* >(lpMutexAttributes), lpName, flags, mutex_all_access); | |
115 | #else | |
116 | return ::CreateMutexA(reinterpret_cast< ::_SECURITY_ATTRIBUTES* >(lpMutexAttributes), bInitialOwner, lpName); | |
117 | #endif | |
118 | } | |
119 | ||
120 | #if BOOST_USE_WINAPI_VERSION >= BOOST_WINAPI_VERSION_WIN6 | |
121 | BOOST_FORCEINLINE HANDLE_ CreateMutexExA( | |
122 | SECURITY_ATTRIBUTES_* lpMutexAttributes, | |
123 | LPCSTR_ lpName, | |
124 | DWORD_ dwFlags, | |
125 | DWORD_ dwDesiredAccess) | |
126 | { | |
127 | return ::CreateMutexExA(reinterpret_cast< ::_SECURITY_ATTRIBUTES* >(lpMutexAttributes), lpName, dwFlags, dwDesiredAccess); | |
128 | } | |
129 | #endif | |
130 | #endif | |
131 | ||
132 | BOOST_FORCEINLINE HANDLE_ CreateMutexW(SECURITY_ATTRIBUTES_* lpMutexAttributes, BOOL_ bInitialOwner, LPCWSTR_ lpName) | |
133 | { | |
134 | #if BOOST_PLAT_WINDOWS_RUNTIME && BOOST_USE_WINAPI_VERSION >= BOOST_WINAPI_VERSION_WIN6 | |
135 | const DWORD_ flags = bInitialOwner ? create_mutex_initial_owner : 0u; | |
136 | return ::CreateMutexExW(reinterpret_cast< ::_SECURITY_ATTRIBUTES* >(lpMutexAttributes), lpName, flags, mutex_all_access); | |
137 | #else | |
138 | return ::CreateMutexW(reinterpret_cast< ::_SECURITY_ATTRIBUTES* >(lpMutexAttributes), bInitialOwner, lpName); | |
139 | #endif | |
140 | } | |
141 | ||
142 | #if BOOST_USE_WINAPI_VERSION >= BOOST_WINAPI_VERSION_WIN6 | |
143 | BOOST_FORCEINLINE HANDLE_ CreateMutexExW( | |
144 | SECURITY_ATTRIBUTES_* lpMutexAttributes, | |
145 | LPCWSTR_ lpName, | |
146 | DWORD_ dwFlags, | |
147 | DWORD_ dwDesiredAccess) | |
148 | { | |
149 | return ::CreateMutexExW(reinterpret_cast< ::_SECURITY_ATTRIBUTES* >(lpMutexAttributes), lpName, dwFlags, dwDesiredAccess); | |
150 | } | |
151 | #endif | |
152 | ||
153 | #if !defined( BOOST_NO_ANSI_APIS ) | |
154 | BOOST_FORCEINLINE HANDLE_ create_mutex(SECURITY_ATTRIBUTES_* lpAttributes, BOOL_ bInitialOwner, LPCSTR_ lpName) | |
155 | { | |
156 | return winapi::CreateMutexA(lpAttributes, bInitialOwner, lpName); | |
157 | } | |
158 | ||
159 | BOOST_FORCEINLINE HANDLE_ open_mutex(DWORD_ dwDesiredAccess, BOOL_ bInheritHandle, LPCSTR_ lpName) | |
160 | { | |
161 | return ::OpenMutexA(dwDesiredAccess, bInheritHandle, lpName); | |
162 | } | |
163 | #endif | |
164 | ||
165 | BOOST_FORCEINLINE HANDLE_ create_mutex(SECURITY_ATTRIBUTES_* lpAttributes, BOOL_ bInitialOwner, LPCWSTR_ lpName) | |
166 | { | |
167 | return winapi::CreateMutexW(lpAttributes, bInitialOwner, lpName); | |
168 | } | |
169 | ||
170 | BOOST_FORCEINLINE HANDLE_ open_mutex(DWORD_ dwDesiredAccess, BOOL_ bInheritHandle, LPCWSTR_ lpName) | |
171 | { | |
172 | return ::OpenMutexW(dwDesiredAccess, bInheritHandle, lpName); | |
173 | } | |
174 | ||
175 | BOOST_FORCEINLINE HANDLE_ create_anonymous_mutex(SECURITY_ATTRIBUTES_* lpAttributes, BOOL_ bInitialOwner) | |
176 | { | |
177 | return winapi::CreateMutexW(lpAttributes, bInitialOwner, 0); | |
178 | } | |
179 | ||
180 | } | |
181 | } | |
182 | } | |
183 | ||
184 | #endif // BOOST_DETAIL_WINAPI_MUTEX_HPP |