Refactor image classes and split them to smaller files.

DiscImageChef.DiscImages/DiskCopy42/Structs.cs

@@ -0,0 +1,60 @@
+// /***************************************************************************
+// The Disc Image Chef
+// ----------------------------------------------------------------------------
+//
+// 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 © 2011-2018 Natalia Portillo
+// ****************************************************************************/
+
+namespace DiscImageChef.DiscImages
+{
+    public partial class DiskCopy42
+    {
+        // DiskCopy 4.2 header, big-endian, data-fork, start of file, 84 bytes
+        struct Dc42Header
+        {
+            /// <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;
+        }
+    }
+}