Files
Aaru/Aaru.Images/DiskCopy42/Structs.cs

63 lines
2.6 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 DiskCopy 4.2 disk images.
//
// --[ 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 © 2011-2025 Natalia Portillo
// ****************************************************************************/
namespace Aaru.Images;
public sealed partial class DiskCopy42
{
#region Nested type: Header
// DiskCopy 4.2 header, big-endian, data-fork, start of file, 84 bytes
struct Header
{
/// <summary>0x00, 64 bytes, pascal string, disk name or "-not a Macintosh disk-", filled with garbage</summary>
public string DiskName;
/// <summary>0x40, size of data in bytes (usually sectors*512)</summary>
public uint DataSize;
/// <summary>0x44, size of tags in bytes (usually sectors*12)</summary>
public uint TagSize;
/// <summary>0x48, checksum of data bytes</summary>
public uint DataChecksum;
/// <summary>0x4C, checksum of tag bytes</summary>
public uint TagChecksum;
/// <summary>0x50, format of disk, see constants</summary>
public byte Format;
/// <summary>0x51, format of sectors, see constants</summary>
public byte FmtByte;
/// <summary>0x52, is disk image valid? always 0x01</summary>
public byte Valid;
/// <summary>0x53, reserved, always 0x00</summary>
public byte Reserved;
}
#endregion
}