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76 lines
3.0 KiB
C#
76 lines
3.0 KiB
C#
// /***************************************************************************
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// Aaru Data Preservation Suite
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// ----------------------------------------------------------------------------
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//
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// Filename : Amiga.cs
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// Author(s) : Natalia Portillo <claunia@claunia.com>
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//
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// Component : Device structures decoders.
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//
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// --[ Description ] ----------------------------------------------------------
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//
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// Decodes Commodore Amiga floppy structures.
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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 © 2011-2023 Natalia Portillo
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// ****************************************************************************/
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using System.Diagnostics.CodeAnalysis;
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using System.Runtime.InteropServices;
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namespace Aaru.Decoders.Floppy;
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/// <summary>Methods and structures for Commodore Amiga decoding</summary>
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[SuppressMessage("ReSharper", "InconsistentNaming")]
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[SuppressMessage("ReSharper", "MemberCanBeInternal")]
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[SuppressMessage("ReSharper", "MemberCanBePrivate.Global")]
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[SuppressMessage("ReSharper", "UnusedMember.Global")]
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[SuppressMessage("ReSharper", "UnusedType.Global")]
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public static class Amiga
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{
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#region Nested type: Sector
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public struct Sector
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{
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/// <summary>Set to 0x00</summary>
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[MarshalAs(UnmanagedType.ByValArray, SizeConst = 2)]
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public byte[] zero;
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/// <summary>Set to 0xA1</summary>
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[MarshalAs(UnmanagedType.ByValArray, SizeConst = 2)]
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public byte[] sync;
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/// <summary>Set to 0xFF</summary>
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public byte amiga;
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/// <summary>Track number</summary>
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public byte track;
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/// <summary>Sector number</summary>
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public byte sector;
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/// <summary>Remaining sectors til end of writing</summary>
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public byte remaining;
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/// <summary>OS dependent tag</summary>
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[MarshalAs(UnmanagedType.ByValArray, SizeConst = 16)]
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public byte[] label;
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/// <summary>Checksum from <see cref="amiga" /> to <see cref="label" /></summary>
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public uint headerChecksum;
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/// <summary>Checksum from <see cref="data" /></summary>
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public uint dataChecksum;
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[MarshalAs(UnmanagedType.ByValArray, SizeConst = 512)]
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public byte[] data;
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}
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#endregion
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} |