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69 lines
3.2 KiB
69 lines
3.2 KiB
/* Copyright (C) 2008-2016 Peter Palotas, Jeffrey Jangli, Alexandr Normuradov
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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using System;
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using System.Diagnostics.CodeAnalysis;
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namespace Alphaleonis.Win32.Filesystem
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{
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/// <summary>Flags that specify how a file or directory is to be copied.</summary>
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[Flags]
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public enum CopyOptions
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{
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/// <summary>No CopyOptions used, this allows overwriting the file.</summary>
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None = 0,
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/// <summary>COPY_FILE_FAIL_IF_EXISTS
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/// <para>The copy operation fails immediately if the target file already exists.</para>
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/// </summary>
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FailIfExists = 1,
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/// <summary>COPY_FILE_RESTARTABLE
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/// <para>
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/// Progress of the copy is tracked in the target file in case the copy fails. The failed copy can be restarted at a later time by specifying the same values
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/// forexisting file name and new file name as those used in the call that failed. This can significantly slow down the copy operation as the new file may be
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/// flushed multiple times during the copy operation.
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/// </para>
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/// </summary>
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[SuppressMessage("Microsoft.Naming", "CA1704:IdentifiersShouldBeSpelledCorrectly", MessageId = "Restartable")]
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Restartable = 2,
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/// <summary>COPY_FILE_OPEN_SOURCE_FOR_WRITE
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/// <para>The file is copied and the original file is opened for write access.</para>
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/// </summary>
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OpenSourceForWrite = 4,
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/// <summary>COPY_FILE_ALLOW_DECRYPTED_DESTINATION
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/// <para>An attempt to copy an encrypted file will succeed even if the destination copy cannot be encrypted.</para>
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/// </summary>
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AllowDecryptedDestination = 8,
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/// <summary>COPY_FILE_COPY_SYMLINK
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/// <para>If the source file is a symbolic link, the destination file is also a symbolic link pointing to the same file that the source symbolic link is pointing to.</para>
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/// </summary>
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CopySymbolicLink = 2048,
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/// <summary>COPY_FILE_NO_BUFFERING
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/// <para>The copy operation is performed using unbuffered I/O, bypassing system I/O cache resources. Recommended for very large file transfers.</para>
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/// </summary>
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NoBuffering = 4096
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}
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}
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