Refactor image classes and split them to smaller files.

DiscImageChef.DiscImages/Apple2MG/Structs.cs

@@ -0,0 +1,114 @@
+// /***************************************************************************
+// The Disc Image Chef
+// ----------------------------------------------------------------------------
+//
+// Filename       : Structs.cs
+// Author(s)      : Natalia Portillo <claunia@claunia.com>
+//
+// Component      : Disk image plugins.
+//
+// --[ Description ] ----------------------------------------------------------
+//
+//     Contains structures for XGS emulator 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
+// ****************************************************************************/
+
+using System.Diagnostics.CodeAnalysis;
+using System.Runtime.InteropServices;
+
+namespace DiscImageChef.DiscImages
+{
+    public partial class Apple2Mg
+    {
+        [SuppressMessage("ReSharper", "NotAccessedField.Local")]
+        [StructLayout(LayoutKind.Sequential, Pack = 1)]
+        struct A2ImgHeader
+        {
+            /// <summary>
+            ///     Offset 0x00, magic
+            /// </summary>
+            public uint Magic;
+            /// <summary>
+            ///     Offset 0x04, disk image creator ID
+            /// </summary>
+            public uint Creator;
+            /// <summary>
+            ///     Offset 0x08, header size, constant 0x0040
+            /// </summary>
+            public ushort HeaderSize;
+            /// <summary>
+            ///     Offset 0x0A, disk image version
+            /// </summary>
+            public ushort Version;
+            /// <summary>
+            ///     Offset 0x0C, disk image format
+            /// </summary>
+            public SectorOrder ImageFormat;
+            /// <summary>
+            ///     Offset 0x10, flags and volume number
+            /// </summary>
+            public uint Flags;
+            /// <summary>
+            ///     Offset 0x14, blocks for ProDOS, 0 otherwise
+            /// </summary>
+            public uint Blocks;
+            /// <summary>
+            ///     Offset 0x18, offset to data
+            /// </summary>
+            public uint DataOffset;
+            /// <summary>
+            ///     Offset 0x1C, data size in bytes
+            /// </summary>
+            public uint DataSize;
+            /// <summary>
+            ///     Offset 0x20, offset to optional comment
+            /// </summary>
+            public uint CommentOffset;
+            /// <summary>
+            ///     Offset 0x24, length of optional comment
+            /// </summary>
+            public uint CommentSize;
+            /// <summary>
+            ///     Offset 0x28, offset to creator specific chunk
+            /// </summary>
+            public uint CreatorSpecificOffset;
+            /// <summary>
+            ///     Offset 0x2C, creator specific chunk size
+            /// </summary>
+            public uint CreatorSpecificSize;
+            /// <summary>
+            ///     Offset 0x30, reserved, should be zero
+            /// </summary>
+            public uint Reserved1;
+            /// <summary>
+            ///     Offset 0x34, reserved, should be zero
+            /// </summary>
+            public uint Reserved2;
+            /// <summary>
+            ///     Offset 0x38, reserved, should be zero
+            /// </summary>
+            public uint Reserved3;
+            /// <summary>
+            ///     Offset 0x3C, reserved, should be zero
+            /// </summary>
+            public uint Reserved4;
+        }
+    }
+}