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46 lines
1.9 KiB
C#
46 lines
1.9 KiB
C#
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// /***************************************************************************
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// The Disc Image Chef
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// ----------------------------------------------------------------------------
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//
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// Filename : Helpers.cs
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// Author(s) : Natalia Portillo <claunia@claunia.com>
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//
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// Component : Disk image plugins.
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//
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// --[ Description ] ----------------------------------------------------------
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//
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// Contains helpers for Apridisk disk images.
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//
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// --[ License ] --------------------------------------------------------------
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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, see <http://www.gnu.org/licenses/>.
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//
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// ----------------------------------------------------------------------------
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// Copyright © 2011-2018 Natalia Portillo
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// ****************************************************************************/
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namespace DiscImageChef.DiscImages
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{
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public partial class Apridisk
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{
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(ushort cylinder, byte head, byte sector) LbaToChs(ulong lba)
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{
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ushort cylinder = (ushort)(lba / (imageInfo.Heads * imageInfo.SectorsPerTrack));
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byte head = (byte)(lba / imageInfo.SectorsPerTrack % imageInfo.Heads);
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byte sector = (byte)(lba % imageInfo.SectorsPerTrack + 1);
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return (cylinder, head, sector);
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}
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}
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}
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