81 lines
2.1 KiB
C#
81 lines
2.1 KiB
C#
/*
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KeePass Password Safe - The Open-Source Password Manager
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Copyright (C) 2003-2017 Dominik Reichl <dominik.reichl@t-online.de>
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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using System;
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using System.Collections.Generic;
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using System.Diagnostics;
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using System.IO;
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using System.Text;
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using KeePassLib.Collections;
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using KeePassLib.Utility;
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namespace KeePassLib.Cryptography.KeyDerivation
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{
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public sealed class KdfParameters : VariantDictionary
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{
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private const string ParamUuid = @"$UUID";
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private readonly PwUuid m_puKdf;
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public PwUuid KdfUuid
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{
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get { return m_puKdf; }
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}
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public KdfParameters(PwUuid puKdf)
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{
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if(puKdf == null) throw new ArgumentNullException("puKdf");
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m_puKdf = puKdf;
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SetByteArray(ParamUuid, puKdf.UuidBytes);
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}
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/// <summary>
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/// Unsupported.
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/// </summary>
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public override object Clone()
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{
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throw new NotSupportedException();
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}
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public static byte[] SerializeExt(KdfParameters p)
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{
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return VariantDictionary.Serialize(p);
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}
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public static KdfParameters DeserializeExt(byte[] pb)
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{
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VariantDictionary d = VariantDictionary.Deserialize(pb);
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if(d == null) { Debug.Assert(false); return null; }
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byte[] pbUuid = d.GetByteArray(ParamUuid);
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if((pbUuid == null) || (pbUuid.Length != (int)PwUuid.UuidSize))
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{
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Debug.Assert(false);
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return null;
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}
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PwUuid pu = new PwUuid(pbUuid);
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KdfParameters p = new KdfParameters(pu);
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d.CopyTo(p);
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return p;
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}
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}
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}
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