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Diffstat (limited to 'Duplicati/Library/Utility/HashAlgorithmHelper.cs')
-rw-r--r--Duplicati/Library/Utility/HashAlgorithmHelper.cs39
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diff --git a/Duplicati/Library/Utility/HashAlgorithmHelper.cs b/Duplicati/Library/Utility/HashAlgorithmHelper.cs
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+// Copyright (C) 2017, The Duplicati Team
+// http://www.duplicati.com, info@duplicati.com
+//
+// This library is free software; you can redistribute it and/or modify
+// it under the terms of the GNU Lesser General Public License as
+// published by the Free Software Foundation; either version 2.1 of the
+// License, or (at your option) any later version.
+//
+// This library is distributed in the hope that it will be useful, but
+// WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+// Lesser General Public License for more details.
+//
+// You should have received a copy of the GNU Lesser General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+using System;
+using System.Collections.Generic;
+using System.Security.Cryptography;
+
+namespace Duplicati.Library.Utility
+{
+ /// <summary>
+ /// This class helps picking the fastest hash algorithm implementation,
+ /// which is what <seealso cref="System.Security.Cryptography.HashAlgorithm.Create()"/> should do, but does not.
+ /// </summary>
+ public static class HashAlgorithmHelper
+ {
+ /// <summary>
+ /// Create the hash algorithm with the specified name.
+ /// </summary>
+ /// <returns>The hash algorithm.</returns>
+ /// <param name="name">The name of the algorithm to create.</param>
+ public static HashAlgorithm Create(string name)
+ {
+ return FasterHashing.FasterHash.Create(name);
+ }
+ }
+}