Files
Aaru/Aaru.Images/UDIF/Structs.cs

110 lines
4.4 KiB
C#

// /***************************************************************************
// Aaru Data Preservation Suite
// ----------------------------------------------------------------------------
//
// Filename : Structs.cs
// Author(s) : Natalia Portillo <claunia@claunia.com>
//
// Component : Disk image plugins.
//
// --[ Description ] ----------------------------------------------------------
//
// Contains structures for Apple Universal Disk Image Format.
//
// --[ License ] --------------------------------------------------------------
//
// 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, see <http://www.gnu.org/licenses/>.
//
// ----------------------------------------------------------------------------
// Copyright © 2011-2021 Natalia Portillo
// ****************************************************************************/
using System;
using System.Runtime.InteropServices;
namespace Aaru.DiscImages
{
public sealed partial class Udif
{
[StructLayout(LayoutKind.Sequential, Pack = 1)]
struct Footer
{
public uint signature;
public uint version;
public uint headerSize;
public uint flags;
public readonly ulong runningDataForkOff;
public readonly ulong dataForkOff;
public ulong dataForkLen;
public readonly ulong rsrcForkOff;
public readonly ulong rsrcForkLen;
public uint segmentNumber;
public uint segmentCount;
public Guid segmentId;
public uint dataForkChkType;
public uint dataForkChkLen;
public uint dataForkChk;
[MarshalAs(UnmanagedType.ByValArray, SizeConst = 124)]
public readonly byte[] reserved1;
public ulong plistOff;
public ulong plistLen;
[MarshalAs(UnmanagedType.ByValArray, SizeConst = 120)]
public readonly byte[] reserved2;
public readonly uint masterChkType;
public readonly uint masterChkLen;
public readonly uint masterChk;
[MarshalAs(UnmanagedType.ByValArray, SizeConst = 124)]
public readonly byte[] reserved3;
public uint imageVariant;
public ulong sectorCount;
[MarshalAs(UnmanagedType.ByValArray, SizeConst = 12)]
public readonly byte[] reserved4;
}
[StructLayout(LayoutKind.Sequential, Pack = 1)]
struct BlockHeader
{
public uint signature;
public uint version;
public readonly ulong sectorStart;
public ulong sectorCount;
public readonly ulong dataOffset;
public readonly uint buffers;
public readonly uint descriptor;
public readonly uint reserved1;
public readonly uint reserved2;
public readonly uint reserved3;
public readonly uint reserved4;
public readonly uint reserved5;
public readonly uint reserved6;
public uint checksumType;
public uint checksumLen;
public uint checksum;
[MarshalAs(UnmanagedType.ByValArray, SizeConst = 124)]
public readonly byte[] reservedChk;
public uint chunks;
}
[StructLayout(LayoutKind.Sequential, Pack = 1)]
struct BlockChunk
{
public uint type;
public readonly uint comment;
public ulong sector;
public ulong sectors;
public ulong offset;
public ulong length;
}
}
}