Kenneth Hsu
54c4f9224d
When the code following the await can be executed on any thread, it's recommended to use ConfigureAwait(false) to avoid unnecessary context switching and potential deadlocks.
56 lines
2.0 KiB
C#
56 lines
2.0 KiB
C#
// Copyright (C) 2016, The Duplicati Team
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// http://www.duplicati.com, info@duplicati.com
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//
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// This library is free software; you can redistribute it and/or modify
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// it under the terms of the GNU Lesser General Public License as
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// published by the Free Software Foundation; either version 2.1 of the
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// License, or (at your option) any later version.
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//
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// This library is distributed in the hope that it will be useful, but
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// WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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// Lesser General Public License for more details.
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//
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// You should have received a copy of the GNU Lesser General Public
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// License along with this library; if not, write to the Free Software
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// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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using System;
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using CoCoL;
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using System.IO;
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using System.Threading.Tasks;
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using Duplicati.Library.Interface;
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namespace Duplicati.Library.Main.Operation.Backup
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{
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internal struct StreamProcessResult
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{
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public string Streamhash;
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public long Streamlength;
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public long Blocksetid;
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}
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internal struct StreamBlock
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{
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public string Path;
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public Stream Stream;
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public bool IsMetadata;
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public CompressionHint Hint;
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public TaskCompletionSource<StreamProcessResult> Result;
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public static async Task<StreamProcessResult> ProcessStream(IWriteChannel<StreamBlock> channel, string path, Stream stream, bool isMetadata, CompressionHint hint)
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{
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var tcs = new TaskCompletionSource<StreamProcessResult>();
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await channel.WriteAsync(new StreamBlock()
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{
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Path = path,
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Stream = stream,
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IsMetadata = isMetadata,
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Hint = hint,
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Result = tcs
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});
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return await tcs.Task.ConfigureAwait(false);
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}
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}
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}
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