diff options
Diffstat (limited to 'src/System.Private.CoreLib/shared/Interop/Windows/Kernel32/Interop.Mutex.cs')
-rw-r--r-- | src/System.Private.CoreLib/shared/Interop/Windows/Kernel32/Interop.Mutex.cs | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/src/System.Private.CoreLib/shared/Interop/Windows/Kernel32/Interop.Mutex.cs b/src/System.Private.CoreLib/shared/Interop/Windows/Kernel32/Interop.Mutex.cs new file mode 100644 index 000000000..cbb306e4f --- /dev/null +++ b/src/System.Private.CoreLib/shared/Interop/Windows/Kernel32/Interop.Mutex.cs @@ -0,0 +1,24 @@ +// Licensed to the .NET Foundation under one or more agreements. +// The .NET Foundation licenses this file to you under the MIT license. +// See the LICENSE file in the project root for more information. + +using Microsoft.Win32.SafeHandles; +using System; +using System.Runtime.InteropServices; + +internal static partial class Interop +{ + internal static partial class Kernel32 + { + internal const uint CREATE_MUTEX_INITIAL_OWNER = 0x1; + + [DllImport(Interop.Libraries.Kernel32, EntryPoint = "OpenMutexW", SetLastError = true, CharSet = CharSet.Unicode)] + internal static extern SafeWaitHandle OpenMutex(uint desiredAccess, bool inheritHandle, string name); + + [DllImport(Interop.Libraries.Kernel32, EntryPoint = "CreateMutexExW", SetLastError = true, CharSet = CharSet.Unicode)] + internal static extern SafeWaitHandle CreateMutexEx(IntPtr lpMutexAttributes, string name, uint flags, uint desiredAccess); + + [DllImport(Interop.Libraries.Kernel32, SetLastError = true)] + internal static extern bool ReleaseMutex(SafeWaitHandle handle); + } +} |