62 lines
2.1 KiB
C#
62 lines
2.1 KiB
C#
// ==++==
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//
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// Copyright (c) Microsoft Corporation. All rights reserved.
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//
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// ==--==
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/*============================================================
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**
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** Enum: FileShare
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**
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** <OWNER>[....]</OWNER>
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**
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**
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** Purpose: Enum describing how to share files with other
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** processes - ie, whether two processes can simultaneously
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** read from the same file.
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**
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**
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===========================================================*/
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using System;
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namespace System.IO {
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// Contains constants for controlling file sharing options while
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// opening files. You can specify what access other processes trying
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// to open the same file concurrently can have.
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//
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// Note these values currently match the values for FILE_SHARE_READ,
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// FILE_SHARE_WRITE, and FILE_SHARE_DELETE in winnt.h
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//
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[Serializable]
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[Flags]
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[System.Runtime.InteropServices.ComVisible(true)]
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public enum FileShare
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{
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// No sharing. Any request to open the file (by this process or another
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// process) will fail until the file is closed.
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None = 0,
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// Allows subsequent opening of the file for reading. If this flag is not
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// specified, any request to open the file for reading (by this process or
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// another process) will fail until the file is closed.
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Read = 1,
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// Allows subsequent opening of the file for writing. If this flag is not
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// specified, any request to open the file for writing (by this process or
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// another process) will fail until the file is closed.
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Write = 2,
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// Allows subsequent opening of the file for writing or reading. If this flag
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// is not specified, any request to open the file for writing or reading (by
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// this process or another process) will fail until the file is closed.
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ReadWrite = 3,
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// Open the file, but allow someone else to delete the file.
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Delete = 4,
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// Whether the file handle should be inheritable by child processes.
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// Note this is not directly supported like this by Win32.
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Inheritable = 0x10,
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}
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}
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