1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
|
#
# Author:: Serdar Sutay (<serdar@chef.io>)
# Copyright:: Copyright 2011-2016, Chef Software Inc.
# License:: Apache License, Version 2.0
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#
require "chef/win32/api"
class Chef
module ReservedNames::Win32
module API
module Synchronization
extend Chef::ReservedNames::Win32::API
ffi_lib "kernel32"
# Constant synchronization functions use to indicate wait
# forever.
INFINITE = 0xFFFFFFFF
# Return codes
# http://msdn.microsoft.com/en-us/library/windows/desktop/ms687032(v=vs.85).aspx
WAIT_FAILED = 0xFFFFFFFF
WAIT_TIMEOUT = 0x00000102
WAIT_OBJECT_0 = 0x00000000
WAIT_ABANDONED = 0x00000080
# Security and access rights for synchronization objects
# http://msdn.microsoft.com/en-us/library/windows/desktop/ms686670(v=vs.85).aspx
DELETE = 0x00010000
READ_CONTROL = 0x00020000
SYNCHRONIZE = 0x00100000
WRITE_DAC = 0x00040000
WRITE_OWNER = 0x00080000
# Mutex specific rights
MUTEX_ALL_ACCESS = 0x001F0001
MUTEX_MODIFY_STATE = 0x00000001
=begin
HANDLE WINAPI CreateMutex(
_In_opt_ LPSECURITY_ATTRIBUTES lpMutexAttributes,
_In_ BOOL bInitialOwner,
_In_opt_ LPCTSTR lpName
);
=end
safe_attach_function :CreateMutexW, [ :LPSECURITY_ATTRIBUTES, :BOOL, :LPCTSTR ], :HANDLE
safe_attach_function :CreateMutexA, [ :LPSECURITY_ATTRIBUTES, :BOOL, :LPCTSTR ], :HANDLE
=begin
DWORD WINAPI WaitForSingleObject(
_In_ HANDLE hHandle,
_In_ DWORD dwMilliseconds
);
=end
safe_attach_function :WaitForSingleObject, [ :HANDLE, :DWORD ], :DWORD
=begin
BOOL WINAPI ReleaseMutex(
_In_ HANDLE hMutex
);
=end
safe_attach_function :ReleaseMutex, [ :HANDLE ], :BOOL
=begin
HANDLE WINAPI OpenMutex(
_In_ DWORD dwDesiredAccess,
_In_ BOOL bInheritHandle,
_In_ LPCTSTR lpName
);
=end
safe_attach_function :OpenMutexW, [ :DWORD, :BOOL, :LPCTSTR ], :HANDLE
safe_attach_function :OpenMutexA, [ :DWORD, :BOOL, :LPCTSTR ], :HANDLE
end
end
end
end
|
