Bump version

SabreTools.Models/AACS/CopyrightRecord.cs

@@ -5,7 +5,6 @@ namespace SabreTools.Models.AACS
     /// <summary>
     /// This record type is undocumented but found in real media key blocks
     /// </summary>
-    [StructLayout(LayoutKind.Sequential)]
     public sealed class CopyrightRecord : Record
     {
         /// <summary>

SabreTools.Models/AACS/DriveRevocationListRecord.cs

@@ -21,6 +21,6 @@ namespace SabreTools.Models.AACS
         /// <summary>
         /// Revocation list entries
         /// </summary>
-        public DriveRevocationSignatureBlock?[]? SignatureBlocks { get; set; }
+        public DriveRevocationSignatureBlock[]? SignatureBlocks { get; set; }
     }
 }

SabreTools.Models/AACS/DriveRevocationSignatureBlock.cs

@@ -12,6 +12,6 @@ namespace SabreTools.Models.AACS
         /// A list of 8-byte Host Drive List Entry fields, the length of this
         /// list being equal to the number in the signature block.
         /// </summary>
-        public DriveRevocationListEntry?[]? EntryFields { get; set; }
+        public DriveRevocationListEntry[]? EntryFields { get; set; }
     }
 }

SabreTools.Models/AACS/ExplicitSubsetDifferenceRecord.cs

@@ -6,6 +6,6 @@ namespace SabreTools.Models.AACS
         /// <summary>
         /// In this record, each subset-difference is encoded with 5 bytes.
         /// </summary>
-        public SubsetDifference?[]? SubsetDifferences { get; set; }
+        public SubsetDifference[]? SubsetDifferences { get; set; }
     }
 }

SabreTools.Models/AACS/HostRevocationListRecord.cs

@@ -24,6 +24,6 @@ namespace SabreTools.Models.AACS
         /// <summary>
         /// Revocation list entries
         /// </summary>
-        public HostRevocationSignatureBlock?[]? SignatureBlocks { get; set; }
+        public HostRevocationSignatureBlock[]? SignatureBlocks { get; set; }
     }
 }

SabreTools.Models/AACS/HostRevocationSignatureBlock.cs

@@ -12,6 +12,6 @@ namespace SabreTools.Models.AACS
         /// A list of 8-byte Host Revocation List Entry fields, the length of this
         /// list being equal to the number in the signature block.
         /// </summary>
-        public HostRevocationListEntry?[]? EntryFields { get; set; }
+        public HostRevocationListEntry[]? EntryFields { get; set; }
     }
 }

SabreTools.Models/AACS/MediaKeyBlock.cs

@@ -9,6 +9,6 @@ namespace SabreTools.Models.AACS
         /// <summary>
         /// Records
         /// </summary>
-        public Record?[]? Records { get; set; }
+        public Record[]? Records { get; set; }
     }
 }

SabreTools.Models/ArchiveDotOrg/Files.cs

@@ -7,6 +7,6 @@ namespace SabreTools.Models.ArchiveDotOrg
     public class Files
     {
         [XmlElement("file")]
-        public File?[]? File { get; set; }
+        public File[]? File { get; set; }
     }
 }

SabreTools.Models/AttractMode/MetadataFile.cs

@@ -8,6 +8,6 @@ namespace SabreTools.Models.AttractMode
         [Required]
         public string[]? Header { get; set; }
 
-        public Row?[]? Row { get; set; }
+        public Row[]? Row { get; set; }
     }
 }

SabreTools.Models/BDPlus/SVM.cs

@@ -1,3 +1,5 @@
+using System.Runtime.InteropServices;
+
 namespace SabreTools.Models.BDPlus
 {
     /// <see href="https://github.com/mwgoldsmith/bdplus/blob/master/src/libbdplus/bdsvm/loader.c"/>
@@ -6,40 +8,39 @@ namespace SabreTools.Models.BDPlus
         /// <summary>
         /// "BDSVM_CC"
         /// </summary>
-        /// <remarks>8 bytes</remarks>
-        public string? Signature { get; set; }
+        [MarshalAs(UnmanagedType.ByValTStr, SizeConst = 8)]
+        public string? Signature;
 
         /// <summary>
         /// Unknown data
         /// </summary>
-        /// <remarks>5 bytes</remarks>
-        public byte[]? Unknown1 { get; set; }
+        [MarshalAs(UnmanagedType.ByValArray, SizeConst = 5)]
+        public byte[]? Unknown1 = new byte[5];
 
         /// <summary>
         /// Version year
         /// </summary>
-        public ushort Year { get; set; }
+        public ushort Year;
 
         /// <summary>
         /// Version month
         /// </summary>
-        public byte Month { get; set; }
+        public byte Month;
 
         /// <summary>
         /// Version day
         /// </summary>
-        public byte Day { get; set; }
+        public byte Day;
 
         /// <summary>
         /// Unknown data
         /// </summary>
-        /// <remarks>4 bytes</remarks>
-        public byte[]? Unknown2 { get; set; }
+        public uint Unknown2;
 
         /// <summary>
         /// Length
         /// </summary>
-        public uint Length { get; set; }
+        public uint Length;
 
         /// <summary>
         /// Length bytes of data

SabreTools.Models/BSP/BspFile.cs

@@ -34,6 +34,11 @@ namespace SabreTools.Models.BSP
         /// </summary>
         public VerticesLump? VerticesLump { get; set; }
 
+        /// <summary>
+        /// LUMP_VISIBILITY [4]
+        /// </summary>
+        public VisibilityLump? VisibilityLump { get; set; }
+
         /// <summary>
         /// LUMP_NODES [5]
         /// </summary>

SabreTools.Models/BSP/BspHeader.cs

@@ -17,6 +17,7 @@ namespace SabreTools.Models.BSP
         /// Lumps
         /// </summary>
         /// <remarks>15 entries</remarks>
-        public BspLumpEntry[]? Lumps { get; set; }
+        [MarshalAs(UnmanagedType.ByValArray, SizeConst = Constants.BSP_HEADER_LUMPS)]
+        public BspLumpEntry[]? Lumps;
     }
 }

SabreTools.Models/BSP/BspModel.cs

@@ -27,17 +27,17 @@ namespace SabreTools.Models.BSP
         /// <summary>
         /// Defines bounding box
         /// </summary>
-        public Vector3D Mins;
+        public Vector3D? Mins;
 
         /// <summary>
         /// Defines bounding box
         /// </summary>
-        public Vector3D Maxs;
+        public Vector3D? Maxs;
 
         /// <summary>
         /// Coordinates to move the coordinate system
         /// </summary>
-        public Vector3D OriginVector;
+        public Vector3D? OriginVector;
 
         /// <summary>
         /// Index into nodes array

SabreTools.Models/BSP/BspTexinfo.cs

@@ -22,7 +22,7 @@ namespace SabreTools.Models.BSP
         /// <summary>
         /// S-vector
         /// </summary>
-        public Vector3D SVector;
+        public Vector3D? SVector;
 
         /// <summary>
         /// Texture shift in the S direction
@@ -32,7 +32,7 @@ namespace SabreTools.Models.BSP
         /// <summary>
         /// T-vector
         /// </summary>
-        public Vector3D TVector;
+        public Vector3D? TVector;
 
         /// <summary>
         /// Texture shift in the T direction

SabreTools.Models/BSP/ColorRGBExp32.cs

@@ -7,7 +7,7 @@ namespace SabreTools.Models.BSP
     /// </summary>
     /// <see href="https://developer.valvesoftware.com/wiki/BSP_(Source)"/> 
     [StructLayout(LayoutKind.Sequential)]
-    public struct ColorRGBExp32
+    public class ColorRGBExp32
     {
         public byte Red;
 

SabreTools.Models/BSP/CompressedLightCube.cs

@@ -8,7 +8,7 @@ namespace SabreTools.Models.BSP
     /// </summary>
     /// <see href="https://developer.valvesoftware.com/wiki/BSP_(Source)"/> 
     [StructLayout(LayoutKind.Sequential)]
-    public struct CompressedLightCube
+    public class CompressedLightCube
     {
         [MarshalAs(UnmanagedType.ByValArray, SizeConst = 6)]
         public ColorRGBExp32[]? Colors;

SabreTools.Models/BSP/DispInfo.cs

@@ -25,7 +25,7 @@ namespace SabreTools.Models.BSP
         /// <summary>
         /// Start position used for orientation
         /// </summary>
-        public Vector3D startPosition;
+        public Vector3D? StartPosition;
 
         /// <summary>
         /// Index into LUMP_DISP_VERTS.

SabreTools.Models/BSP/DispVert.cs

@@ -18,7 +18,7 @@ namespace SabreTools.Models.BSP
         /// <summary>
         /// Vector field defining displacement volume.
         /// </summary>
-        public Vector3D Vec;
+        public Vector3D? Vec;
 
         /// <summary>
         /// Displacement distances.

SabreTools.Models/BSP/LeafAmbientLighting.cs

@@ -16,7 +16,7 @@ namespace SabreTools.Models.BSP
     [StructLayout(LayoutKind.Sequential)]
     public sealed class LeafAmbientLighting
     {
-        public CompressedLightCube Cube;
+        public CompressedLightCube? Cube;
 
         /// <summary>
         /// Fixed point fraction of leaf bounds

SabreTools.Models/BSP/LightmapLump.cs

@@ -13,6 +13,6 @@ namespace SabreTools.Models.BSP
         /// Lightmap RGB values
         /// </summary>
         /// <remarks>Array of 3-byte values</remarks>
-        public byte[,]? Lightmap { get; set; }
+        public byte[][]? Lightmap { get; set; }
     }
 }

SabreTools.Models/BSP/OccluderData.cs

@@ -27,12 +27,12 @@ namespace SabreTools.Models.BSP
         /// <summary>
         /// Minima of all vertices
         /// </summary>
-        public Vector3D Mins;
+        public Vector3D? Mins;
 
         /// <summary>
         /// Maxima of all vertices
         /// </summary>
-        public Vector3D Maxs;
+        public Vector3D? Maxs;
 
         /// <remarks>Since v1</remarks>
         public int Area;

SabreTools.Models/BSP/OcclusionLump.cs

@@ -41,6 +41,6 @@ namespace SabreTools.Models.BSP
         /// <summary>
         /// <see cref="VertexIndexCount">
         /// </summary>
-        public int[]? VertexIndices;
+        public int[]? VertexIndicies;
     }
 }

SabreTools.Models/BSP/Overlay.cs

@@ -41,8 +41,8 @@ namespace SabreTools.Models.BSP
         [MarshalAs(UnmanagedType.ByValArray, SizeConst = 4)]
         public Vector3D[]? UVPoints = new Vector3D[4];
 
-        public Vector3D Origin;
+        public Vector3D? Origin;
 
-        public Vector3D BasisNormal;
+        public Vector3D? BasisNormal;
     }
 }

SabreTools.Models/BSP/PakfileLump.cs

@@ -0,0 +1,43 @@
+namespace SabreTools.Models.BSP
+{
+    /// <summary>
+    /// The Pakfile lump (Lump 40) is a special lump that can contains
+    /// multiple files which are embedded into the bsp file. Usually,
+    /// they contain special texture (.vtf) and material (.vmt) files
+    /// which are used to store the reflection maps from env_cubemap
+    /// entities in the map; these files are built and placed in the
+    /// Pakfile lump when the buildcubemaps console command is executed.
+    /// The Pakfile can optionally contain such things as custom textures
+    /// and prop models used in the map, and are placed into the bsp file
+    /// by using the BSPZIP program (or alternate programs such as Pakrat).
+    /// These files are integrated into the game engine's file system
+    /// and will be loaded preferentially before externally located
+    /// files are used.
+    /// 
+    /// The format of the Pakfile lump is identical to that used by the
+    /// Zip compression utility when no compression is specified (i.e.,
+    /// the individual files are stored in uncompressed format). In some
+    /// branches, such as , LZMA compression can be used as well. If the
+    /// Pakfile lump is extracted and written to a file, it can therefore
+    /// be opened with WinZip and similar programs.
+    /// 
+    /// The header public/zip_uncompressed.h defines the structures
+    /// present in the Pakfile lump. The last element in the lump is a
+    /// ZIP_EndOfCentralDirRecord structure. This points to an array of
+    /// ZIP_FileHeader structures immediately preceeding it, one for each
+    /// file present in the Pak. Each of these headers then point to
+    /// ZIP_LocalFileHeader structures that are followed by that file's
+    /// data. 
+    /// 
+    /// The Pakfile lump is usually the last element of the bsp file.
+    /// </summary>
+    /// <see href="https://developer.valvesoftware.com/wiki/BSP_(Source)"/> 
+    public sealed class PakfileLump
+    {
+        /// <summary>
+        /// Pakfile data
+        /// </summary>
+        /// TODO: Split and/or decompress data?
+        public byte[]? Data;
+    }
+}

SabreTools.Models/BSP/PhysCollideLump.cs

@@ -0,0 +1,11 @@
+namespace SabreTools.Models.BSP
+{
+    /// <see href="https://developer.valvesoftware.com/wiki/BSP_(Source)"/>
+    public sealed class PhysCollideLump : Lump
+    {
+        /// <summary>
+        /// Models
+        /// </summary>
+        public PhysModel[]? Models { get; set; }
+    }
+}

SabreTools.Models/BSP/PhysModel.cs

@@ -0,0 +1,42 @@
+using System.Runtime.InteropServices;
+
+namespace SabreTools.Models.BSP
+{
+    /// <summary>
+    /// The physcollide lump (Lump 29) contains physics data for the world.
+    /// </summary>
+    /// <see href="https://developer.valvesoftware.com/wiki/BSP_(Source)"/>
+    [StructLayout(LayoutKind.Sequential)]
+    public sealed class PhysModel
+    {
+        /// <summary>
+        /// Perhaps the index of the model to which this physics model applies?
+        /// </summary>
+        public int ModelIndex;
+
+        /// <summary>
+        /// Total size of the collision data sections
+        /// </summary>
+        public int DataSize;
+
+        /// <summary>
+        /// Size of the text section
+        /// </summary>
+        public int KeydataSize;
+
+        /// <summary>
+        /// Number of collision data sections
+        /// </summary>
+        public int SolidCount;
+
+        /// <summary>
+        /// Collision data of length <see cref="SolidCount"/> 
+        /// </summary>
+        public PhysSolid[]? Solids;
+
+        /// <summary>
+        /// Key data of size <see cref="KeydataSize"/> 
+        /// </summary>
+        public byte[]? TextData;
+    }
+}

SabreTools.Models/BSP/PhysSolid.cs

@@ -0,0 +1,25 @@
+using System.Runtime.InteropServices;
+
+namespace SabreTools.Models.BSP
+{
+    /// <summary>
+    /// The last two parts appear to be identical to the PHY file format,
+    /// which means their exact contents are unknown. Note that the
+    /// compactsurfaceheader_t structure contains the data size of each
+    /// collision data section (including the rest of the header)
+    /// </summary>
+    /// <see href="https://developer.valvesoftware.com/wiki/BSP_(Source)"/>
+    [StructLayout(LayoutKind.Sequential)]
+    public sealed class PhysSolid
+    {
+        /// <summary>
+        /// Size of the collision data
+        /// </summary>
+        public int Size;
+
+        /// <summary>
+        /// Collision data of length <see cref="Size"/> 
+        /// </summary>
+        public byte[]? CollisionData;
+    }
+}

SabreTools.Models/BSP/Plane.cs

@@ -25,7 +25,7 @@ namespace SabreTools.Models.BSP
         /// <summary>
         /// The planes normal vector
         /// </summary>
-        public Vector3D NormalVector;
+        public Vector3D? NormalVector;
 
         /// <summary>
         /// Plane equation is: vNormal * X = fDist

SabreTools.Models/BSP/QAngle.cs

@@ -8,10 +8,10 @@ namespace SabreTools.Models.BSP
     /// from the cardinal Z axis.
     /// </summary>
     [StructLayout(LayoutKind.Sequential)]
-    public struct QAngle
+    public class QAngle
     {
-        public float X { get; set; }
-        public float Y { get; set; }
-        public float Z { get; set; }
+        public float X;
+        public float Y;
+        public float Z;
     }
 }

SabreTools.Models/BSP/StaticPropDictLump.cs

@@ -19,6 +19,6 @@ namespace SabreTools.Models.BSP
         /// Model name
         /// </summary>
         /// <remarks>[dictEntries][128]</remarks>
-        public char[,]? Name;
+        public char[][]? Name;
     }
 }

SabreTools.Models/BSP/StaticPropLump.cs

@@ -39,12 +39,12 @@ namespace SabreTools.Models.BSP
         /// <summary>
         /// Origin
         /// </summary>
-        public Vector3D Origin;
+        public Vector3D? Origin;
 
         /// <summary>
         /// Orientation (pitch yaw roll)
         /// </summary>
-        public QAngle Angles;
+        public QAngle? Angles;
 
         #endregion
 
@@ -90,7 +90,7 @@ namespace SabreTools.Models.BSP
         /// <summary>
         /// For lighting
         /// </summary>
-        public Vector3D LightingOrigin;
+        public Vector3D? LightingOrigin;
 
         #endregion
 
@@ -151,7 +151,7 @@ namespace SabreTools.Models.BSP
         /// <summary>
         /// Per instance color and alpha modulation
         /// </summary>
-        public ColorRGBExp32 DiffuseModulation;
+        public ColorRGBExp32? DiffuseModulation;
 
         #endregion
 

SabreTools.Models/BSP/Texdata.cs

@@ -16,7 +16,7 @@ namespace SabreTools.Models.BSP
         /// <summary>
         /// RGB reflectivity
         /// </summary>
-        public Vector3D Reflectivity;
+        public Vector3D? Reflectivity;
 
         /// <summary>
         /// Index into TexdataStringTable

SabreTools.Models/BSP/VbspFile.cs

@@ -153,7 +153,7 @@ namespace SabreTools.Models.BSP
         /// <summary>
         /// LUMP_DISPINFO [26]
         /// </summary>
-        public DispInfosLump? DispInfoLump { get; set; }
+        public DispInfosLump? DispInfosLump { get; set; }
 
         /// <summary>
         /// LUMP_ORIGINALFACES [27]
@@ -166,8 +166,10 @@ namespace SabreTools.Models.BSP
         /// TODO: Find definition and implement
         // public PhysDispLump? PhysDispLump { get; set; }
 
-        // TODO: Implement Lump 29
-        // https://developer.valvesoftware.com/wiki/BSP_(Source)#Physics
+        /// <summary>
+        /// LUMP_PHYSCOLLIDE [29]
+        /// </summary>
+        public PhysCollideLump? PhysCollideLump { get; set; }
 
         /// <summary>
         /// LUMP_VERTNORMALS [30]
@@ -190,7 +192,7 @@ namespace SabreTools.Models.BSP
         /// <summary>
         /// LUMP_DISP_VERTS [33]
         /// </summary>
-        public DispVertsLump? DispVertLump { get; set; }
+        public DispVertsLump? DispVertsLump { get; set; }
 
         /// <summary>
         /// LUMP_DISP_LIGHTMAP_SAMPLE_POSITIONS [34]
@@ -227,8 +229,10 @@ namespace SabreTools.Models.BSP
         /// TODO: Find definition and implement
         // public PrimIndicesLump? PrimIndicesLump { get; set; }
 
-        // TODO: Implement Lump 40
-        // https://developer.valvesoftware.com/wiki/BSP_(Source)#Pakfile
+        /// <summary>
+        /// LUMP_PAKFILE [40]
+        /// </summary>
+        public PakfileLump? PakfileLump { get; set; }
 
         /// <summary>
         /// LUMP_CLIPPORTALVERTS [41]
@@ -239,7 +243,7 @@ namespace SabreTools.Models.BSP
         /// <summary>
         /// LUMP_CUBEMAPS [42]
         /// </summary>
-        public CubemapsLump? CubemapLump { get; set; }
+        public CubemapsLump? CubemapsLump { get; set; }
 
         /// <summary>
         /// LUMP_TEXDATA_STRING_DATA [43]
@@ -304,7 +308,7 @@ namespace SabreTools.Models.BSP
         /// <summary>
         /// LUMP_WORLDLIGHTS_HDR [54]
         /// </summary>
-        public WorldLightsLump? WorldLightsLump { get; set; }
+        public WorldLightsLump? HDRWorldLightsLump { get; set; }
 
         /// <summary>
         /// LUMP_LEAF_AMBIENT_LIGHTING_HDR [55]
@@ -353,7 +357,7 @@ namespace SabreTools.Models.BSP
         // public PhysLevelLump? PhysLevelLump { get; set; }
 
         /// <summary>
-        /// LUMP_DISP_MULTIBLEND [64]
+        /// LUMP_DISP_MULTIBLEND [63]
         /// </summary>
         /// TODO: Find definition and implement
         // public DispMultiBlendLump? DispMultiBlendLump { get; set; }

SabreTools.Models/BSP/VbspLeaf.cs

@@ -83,7 +83,7 @@ namespace SabreTools.Models.BSP
         /// <summary>
         /// Precaculated light info for entities.
         /// </summary>
-        public CompressedLightCube AmbientLighting;
+        public CompressedLightCube? AmbientLighting;
 
         #endregion
 

SabreTools.Models/BSP/VbspModel.cs

@@ -15,17 +15,17 @@ namespace SabreTools.Models.BSP
         /// <summary>
         /// Bounding box
         /// </summary>
-        public Vector3D Mins;
+        public Vector3D? Mins;
 
         /// <summary>
         /// Bounding box
         /// </summary>
-        public Vector3D Maxs;
+        public Vector3D? Maxs;
 
         /// <summary>
         /// For sounds or lights
         /// </summary>
-        public Vector3D OriginVector;
+        public Vector3D? OriginVector;
 
         /// <summary>
         /// Index into nodes

SabreTools.Models/BSP/VbspTexinfo.cs

@@ -22,7 +22,7 @@ namespace SabreTools.Models.BSP
         /// <summary>
         /// Texture S-vector
         /// </summary>
-        public Vector3D TextureSVector;
+        public Vector3D? TextureSVector;
 
         /// <summary>
         /// Texture shift in the S direction
@@ -32,7 +32,7 @@ namespace SabreTools.Models.BSP
         /// <summary>
         /// Texture T-vector
         /// </summary>
-        public Vector3D TextureTVector;
+        public Vector3D? TextureTVector;
 
         /// <summary>
         /// Texture shift in the T direction
@@ -42,7 +42,7 @@ namespace SabreTools.Models.BSP
         /// <summary>
         /// Lightmap S-vector
         /// </summary>
-        public Vector3D LightmapSVector;
+        public Vector3D? LightmapSVector;
 
         /// <summary>
         /// Lightmap shift in the S direction
@@ -52,7 +52,7 @@ namespace SabreTools.Models.BSP
         /// <summary>
         /// Lightmap T-vector
         /// </summary>
-        public Vector3D LightmapTVector;
+        public Vector3D? LightmapTVector;
 
         /// <summary>
         /// Lightmap shift in the T direction

SabreTools.Models/BSP/Vector3D.cs

@@ -8,10 +8,10 @@ namespace SabreTools.Models.BSP
     /// spec and the code of the hlbsp project.
     /// </summary>
     [StructLayout(LayoutKind.Sequential)]
-    public struct Vector3D
+    public class Vector3D
     {
-        public float X { get; set; }
-        public float Y { get; set; }
-        public float Z { get; set; }
+        public float X;
+        public float Y;
+        public float Z;
     }
 }

SabreTools.Models/BSP/VisibilityLump.cs

@@ -17,6 +17,6 @@ namespace SabreTools.Models.BSP
         public int NumClusters { get; set; }
 
         /// <remarks>[numclusters][2]</remarks>
-        public int[,]? ByteOffsets { get; set; }
+        public int[][]? ByteOffsets { get; set; }
     }
 }

SabreTools.Models/BSP/WorldLight.cs

@@ -14,14 +14,14 @@ namespace SabreTools.Models.BSP
     [StructLayout(LayoutKind.Sequential)]
     public sealed class WorldLight
     {
-        public Vector3D Origin;
+        public Vector3D? Origin;
 
-        public Vector3D Intensity;
+        public Vector3D? Intensity;
 
         /// <summary>
         /// For surfaces and spotlights
         /// </summary>
-        public Vector3D Normal;
+        public Vector3D? Normal;
 
         public int Cluster;
 

SabreTools.Models/ClrMamePro/MetadataFile.cs

@@ -6,6 +6,6 @@ namespace SabreTools.Models.ClrMamePro
         public ClrMamePro? ClrMamePro { get; set; }
 
         /// <remarks>game, machine, resource, set</remarks>
-        public GameBase?[]? Game { get; set; }
+        public GameBase[]? Game { get; set; }
     }
 }

SabreTools.Models/Compression/Quantum/Model.cs

@@ -10,7 +10,7 @@ namespace SabreTools.Models.Compression.Quantum
         /// order in the table, and with every symbol in the table
         /// having a frequency of 1
         /// </remarks>
-        public ModelSymbol?[]? Symbols { get; set; }
+        public ModelSymbol[]? Symbols { get; set; }
 
         /// <remarks>
         /// The initial total frequency is equal to the number of entries

SabreTools.Models/CueSheets/CueFile.cs

@@ -25,6 +25,6 @@ namespace SabreTools.Models.CueSheets
         /// <summary>
         /// List of TRACK in FILE
         /// </summary>
-        public CueTrack?[]? Tracks { get; set; }
+        public CueTrack[]? Tracks { get; set; }
     }
 }

SabreTools.Models/CueSheets/CueSheet.cs

@@ -36,6 +36,6 @@ namespace SabreTools.Models.CueSheets
         /// <summary>
         /// List of FILE in cuesheet
         /// </summary>
-        public CueFile?[]? Files { get; set; }
+        public CueFile[]? Files { get; set; }
     }
 }

SabreTools.Models/CueSheets/CueTrack.cs

@@ -53,7 +53,7 @@ namespace SabreTools.Models.CueSheets
         /// List of INDEX in TRACK
         /// </summary>
         /// <remarks>Must start with 0 or 1 and then sequential</remarks>
-        public CueIndex?[]? Indices { get; set; }
+        public CueIndex[]? Indices { get; set; }
 
         /// <summary>
         /// POSTGAP

SabreTools.Models/GCF/File.cs

@@ -21,7 +21,7 @@ namespace SabreTools.Models.GCF
         /// <summary>
         /// Block entries data
         /// </summary>
-        public BlockEntry?[]? BlockEntries { get; set; }
+        public BlockEntry[]? BlockEntries { get; set; }
 
         /// <summary>
         /// Fragmentation map header data
@@ -31,7 +31,7 @@ namespace SabreTools.Models.GCF
         /// <summary>
         /// Fragmentation map data
         /// </summary>
-        public FragmentationMap?[]? FragmentationMaps { get; set; }
+        public FragmentationMap[]? FragmentationMaps { get; set; }
 
         /// <summary>
         /// Block entry map header data
@@ -43,7 +43,7 @@ namespace SabreTools.Models.GCF
         /// Block entry map data
         /// </summary>
         /// <remarks>Part of version 5 but not version 6.</remarks>
-        public BlockEntryMap?[]? BlockEntryMaps { get; set; }
+        public BlockEntryMap[]? BlockEntryMaps { get; set; }
 
         /// <summary>
         /// Directory header data
@@ -53,7 +53,7 @@ namespace SabreTools.Models.GCF
         /// <summary>
         /// Directory entries data
         /// </summary>
-        public DirectoryEntry?[]? DirectoryEntries { get; set; }
+        public DirectoryEntry[]? DirectoryEntries { get; set; }
 
         /// <summary>
         /// Directory names data
@@ -63,22 +63,22 @@ namespace SabreTools.Models.GCF
         /// <summary>
         /// Directory info 1 entries data
         /// </summary>
-        public DirectoryInfo1Entry?[]? DirectoryInfo1Entries { get; set; }
+        public DirectoryInfo1Entry[]? DirectoryInfo1Entries { get; set; }
 
         /// <summary>
         /// Directory info 2 entries data
         /// </summary>
-        public DirectoryInfo2Entry?[]? DirectoryInfo2Entries { get; set; }
+        public DirectoryInfo2Entry[]? DirectoryInfo2Entries { get; set; }
 
         /// <summary>
         /// Directory copy entries data
         /// </summary>
-        public DirectoryCopyEntry?[]? DirectoryCopyEntries { get; set; }
+        public DirectoryCopyEntry[]? DirectoryCopyEntries { get; set; }
 
         /// <summary>
         /// Directory local entries data
         /// </summary>
-        public DirectoryLocalEntry?[]? DirectoryLocalEntries { get; set; }
+        public DirectoryLocalEntry[]? DirectoryLocalEntries { get; set; }
 
         /// <summary>
         /// Directory map header data
@@ -88,7 +88,7 @@ namespace SabreTools.Models.GCF
         /// <summary>
         /// Directory map entries data
         /// </summary>
-        public DirectoryMapEntry?[]? DirectoryMapEntries { get; set; }
+        public DirectoryMapEntry[]? DirectoryMapEntries { get; set; }
 
         /// <summary>
         /// Checksum header data
@@ -103,12 +103,12 @@ namespace SabreTools.Models.GCF
         /// <summary>
         /// Checksum map entries data
         /// </summary>
-        public ChecksumMapEntry?[]? ChecksumMapEntries { get; set; }
+        public ChecksumMapEntry[]? ChecksumMapEntries { get; set; }
 
         /// <summary>
         /// Checksum entries data
         /// </summary>
-        public ChecksumEntry?[]? ChecksumEntries { get; set; }
+        public ChecksumEntry[]? ChecksumEntries { get; set; }
 
         /// <summary>
         /// Data block header data

SabreTools.Models/InstallShieldCabinet/Cabinet.cs

@@ -40,7 +40,7 @@ namespace SabreTools.Models.InstallShieldCabinet
         /// <summary>
         /// Standard file descriptors
         /// </summary>
-        public FileDescriptor?[]? FileDescriptors { get; set; }
+        public FileDescriptor[]? FileDescriptors { get; set; }
 
         #endregion
 
@@ -54,7 +54,7 @@ namespace SabreTools.Models.InstallShieldCabinet
         /// <summary>
         /// File groups
         /// </summary>
-        public FileGroup?[]? FileGroups { get; set; }
+        public FileGroup[]? FileGroups { get; set; }
 
         #endregion
 
@@ -68,7 +68,7 @@ namespace SabreTools.Models.InstallShieldCabinet
         /// <summary>
         /// Components
         /// </summary>
-        public Component?[]? Components { get; set; }
+        public Component[]? Components { get; set; }
 
         #endregion
     }

SabreTools.Models/LinearExecutable/EntryTableBundle.cs

@@ -51,6 +51,6 @@
         /// <summary>
         /// Table entries in the bundle
         /// </summary>
-        public EntryTableEntry?[]? TableEntries { get; set; }
+        public EntryTableEntry[]? TableEntries { get; set; }
     }
 }

SabreTools.Models/LinearExecutable/Executable.cs

@@ -23,69 +23,69 @@ namespace SabreTools.Models.LinearExecutable
         /// <summary>
         /// Object table
         /// </summary>
-        public ObjectTableEntry?[]? ObjectTable { get; set; }
+        public ObjectTableEntry[]? ObjectTable { get; set; }
 
         /// <summary>
         /// Object page map
         /// </summary>
-        public ObjectPageMapEntry?[]? ObjectPageMap { get; set; }
+        public ObjectPageMapEntry[]? ObjectPageMap { get; set; }
 
         // TODO: Object iterate data map table (Undefined)
 
         /// <summary>
         /// Resource table
         /// </summary>
-        public ResourceTableEntry?[]? ResourceTable { get; set; }
+        public ResourceTableEntry[]? ResourceTable { get; set; }
 
         /// <summary>
         /// Resident Name table
         /// </summary>
-        public ResidentNamesTableEntry?[]? ResidentNamesTable { get; set; }
+        public ResidentNamesTableEntry[]? ResidentNamesTable { get; set; }
 
         /// <summary>
         /// Entry table
         /// </summary>
-        public EntryTableBundle?[]? EntryTable { get; set; }
+        public EntryTableBundle[]? EntryTable { get; set; }
 
         /// <summary>
         /// Module format directives table (optional)
         /// </summary>
-        public ModuleFormatDirectivesTableEntry?[]? ModuleFormatDirectivesTable { get; set; }
+        public ModuleFormatDirectivesTableEntry[]? ModuleFormatDirectivesTable { get; set; }
 
         /// <summary>
         /// Verify record directive table (optional)
         /// </summary>
-        public VerifyRecordDirectiveTableEntry?[]? VerifyRecordDirectiveTable { get; set; }
+        public VerifyRecordDirectiveTableEntry[]? VerifyRecordDirectiveTable { get; set; }
 
         /// <summary>
         /// Fix-up page table
         /// </summary>
-        public FixupPageTableEntry?[]? FixupPageTable { get; set; }
+        public FixupPageTableEntry[]? FixupPageTable { get; set; }
 
         /// <summary>
         /// Fix-up record table
         /// </summary>
-        public FixupRecordTableEntry?[]? FixupRecordTable { get; set; }
+        public FixupRecordTableEntry[]? FixupRecordTable { get; set; }
 
         /// <summary>
         /// Import module name table
         /// </summary>
-        public ImportModuleNameTableEntry?[]? ImportModuleNameTable { get; set; }
+        public ImportModuleNameTableEntry[]? ImportModuleNameTable { get; set; }
 
         /// <summary>
         /// Import procedure name table
         /// </summary>
-        public ImportModuleProcedureNameTableEntry?[]? ImportModuleProcedureNameTable { get; set; }
+        public ImportModuleProcedureNameTableEntry[]? ImportModuleProcedureNameTable { get; set; }
 
         /// <summary>
         /// Per-Page checksum table
         /// </summary>
-        public PerPageChecksumTableEntry?[]? PerPageChecksumTable { get; set; }
+        public PerPageChecksumTableEntry[]? PerPageChecksumTable { get; set; }
 
         /// <summary>
         /// Non-Resident Name table
         /// </summary>
-        public NonResidentNamesTableEntry?[]? NonResidentNamesTable { get; set; }
+        public NonResidentNamesTableEntry[]? NonResidentNamesTable { get; set; }
 
         // TODO: Non-resident directives data (Undefined)
 

SabreTools.Models/LinearExecutable/NonResidentNamesTableEntry.cs

@@ -1,4 +1,6 @@
-namespace SabreTools.Models.LinearExecutable
+using System.Runtime.InteropServices;
+
+namespace SabreTools.Models.LinearExecutable
 {
     /// <summary>
     /// The resident and non-resident name tables define the ASCII names and ordinal
@@ -25,6 +27,7 @@
     /// </summary>
     /// <see href="https://faydoc.tripod.com/formats/exe-LE.htm"/>
     /// <see href="http://www.edm2.com/index.php/LX_-_Linear_eXecutable_Module_Format_Description"/>
+    [StructLayout(LayoutKind.Sequential)]
     public sealed class NonResidentNamesTableEntry
     {
         /// <summary>
@@ -39,7 +42,7 @@
         /// signifies that additional information is contained in the linear EXE module and
         /// will be used in the future for parameter type checking.
         /// </remarks>
-        public byte Length { get; set; } // TODO: Remove in lieu of AnsiBStr
+        public byte Length { get; set; }
 
         /// <summary>
         /// ASCII String.

SabreTools.Models/MSDOS/Executable.cs

@@ -24,6 +24,6 @@ namespace SabreTools.Models.MSDOS
         /// make the loader add start segment address to the value at offset
         /// 1*0x10+0x1A=0x2A within the program data.
         /// </summary>
-        public RelocationEntry?[]? RelocationTable { get; set; }
+        public RelocationEntry[]? RelocationTable { get; set; }
     }
 }

SabreTools.Models/MicrosoftCabinet/CFFOLDER.cs

@@ -51,6 +51,6 @@
         /// <summary>
         /// Data blocks associated with this folder
         /// </summary>
-        public CFDATA?[]? DataBlocks { get; set; }
+        public CFDATA[]? DataBlocks { get; set; }
     }
 }

SabreTools.Models/MicrosoftCabinet/Cabinet.cs

@@ -17,11 +17,11 @@
         /// <summary>
         /// One or more CFFOLDER entries
         /// </summary>
-        public CFFOLDER?[]? Folders { get; set; }
+        public CFFOLDER[]? Folders { get; set; }
 
         /// <summary>
         /// A series of one or more cabinet file (CFFILE) entries
         /// </summary>
-        public CFFILE?[]? Files { get; set; }
+        public CFFILE[]? Files { get; set; }
     }
 }

SabreTools.Models/MoPaQ/Archive.cs

@@ -37,12 +37,12 @@
         /// <summary>
         /// Hash Table (optional)
         /// </summary>
-        public HashEntry?[]? HashTable { get; set; }
+        public HashEntry[]? HashTable { get; set; }
 
         /// <summary>
         /// Block Table (optional)
         /// </summary>
-        public BlockEntry?[]? BlockTable { get; set; }
+        public BlockEntry[]? BlockTable { get; set; }
 
         /// <summary>
         /// Hi-Block Table (optional)

SabreTools.Models/N3DS/CIA.cs

@@ -25,7 +25,7 @@ namespace SabreTools.Models.N3DS
         /// <remarks>
         /// https://www.3dbrew.org/wiki/CIA#Certificate_Chain
         /// </remarks>
-        public Certificate?[]? CertificateChain { get; set; }
+        public Certificate[]? CertificateChain { get; set; }
 
         /// <summary>
         /// Ticket
@@ -40,7 +40,7 @@ namespace SabreTools.Models.N3DS
         /// <summary>
         /// Content file data
         /// </summary>
-        public NCCHHeader?[]? Partitions { get; set; }
+        public NCCHHeader[]? Partitions { get; set; }
 
         /// <summary>
         /// Content file data

SabreTools.Models/N3DS/Cart.cs

@@ -23,21 +23,21 @@ namespace SabreTools.Models.N3DS
         /// <summary>
         /// NCCH partitions
         /// </summary>
-        public NCCHHeader?[]? Partitions { get; set; }
+        public NCCHHeader[]? Partitions { get; set; }
 
         /// <summary>
         /// NCCH extended headers
         /// </summary>
-        public NCCHExtendedHeader?[]? ExtendedHeaders { get; set; }
+        public NCCHExtendedHeader[]? ExtendedHeaders { get; set; }
 
         /// <summary>
         /// ExeFS headers associated with each partition
         /// </summary>
-        public ExeFSHeader?[]? ExeFSHeaders { get; set; }
+        public ExeFSHeader[]? ExeFSHeaders { get; set; }
 
         /// <summary>
         /// RomFS headers associated with each partition
         /// </summary>
-        public RomFSHeader?[]? RomFSHeaders { get; set; }
+        public RomFSHeader[]? RomFSHeaders { get; set; }
     }
 }

SabreTools.Models/N3DS/ExeFSHeader.cs

@@ -16,7 +16,7 @@
         /// <summary>
         /// File headers (10 headers maximum, 16 bytes each)
         /// </summary>
-        public ExeFSFileHeader?[]? FileHeaders { get; set; }
+        public ExeFSFileHeader[]? FileHeaders { get; set; }
 
         /// <summary>
         /// Reserved

SabreTools.Models/N3DS/NCSDHeader.cs

@@ -46,7 +46,7 @@
         /// <summary>
         /// Offset & Length partition table, in media units
         /// </summary>
-        public PartitionTableEntry?[]? PartitionsTable { get; set; }
+        public PartitionTableEntry[]? PartitionsTable { get; set; }
 
         #endregion
 

SabreTools.Models/N3DS/Ticket.cs

@@ -173,6 +173,6 @@ namespace SabreTools.Models.N3DS
         /// <remarks>
         /// https://www.3dbrew.org/wiki/Ticket#Certificate_Chain
         /// </remarks>
-        public Certificate?[]? CertificateChain { get; set; }
+        public Certificate[]? CertificateChain { get; set; }
     }
 }

SabreTools.Models/N3DS/TitleMetadata.cs

@@ -136,13 +136,13 @@ namespace SabreTools.Models.N3DS
         /// <summary>
         /// There are 64 of these records, usually only the first is used.
         /// </summary>
-        public ContentInfoRecord?[]? ContentInfoRecords { get; set; }
+        public ContentInfoRecord[]? ContentInfoRecords { get; set; }
 
         /// <summary>
         /// There is one of these for each content contained in this title.
         /// (Determined by "Content Count" in the TMD Header).
         /// </summary>
-        public ContentChunkRecord?[]? ContentChunkRecords { get; set; }
+        public ContentChunkRecord[]? ContentChunkRecords { get; set; }
 
         /// <summary>
         /// Certificate chain
@@ -150,6 +150,6 @@ namespace SabreTools.Models.N3DS
         /// <remarks>
         /// https://www.3dbrew.org/wiki/Title_metadata#Certificate_Chain
         /// </remarks>
-        public Certificate?[]? CertificateChain { get; set; }
+        public Certificate[]? CertificateChain { get; set; }
     }
 }

SabreTools.Models/NCF/File.cs

@@ -21,7 +21,7 @@ namespace SabreTools.Models.NCF
         /// <summary>
         /// Directory entries data
         /// </summary>
-        public DirectoryEntry?[]? DirectoryEntries { get; set; }
+        public DirectoryEntry[]? DirectoryEntries { get; set; }
 
         /// <summary>
         /// Directory names data
@@ -31,22 +31,22 @@ namespace SabreTools.Models.NCF
         /// <summary>
         /// Directory info 1 entries data
         /// </summary>
-        public DirectoryInfo1Entry?[]? DirectoryInfo1Entries { get; set; }
+        public DirectoryInfo1Entry[]? DirectoryInfo1Entries { get; set; }
 
         /// <summary>
         /// Directory info 2 entries data
         /// </summary>
-        public DirectoryInfo2Entry?[]? DirectoryInfo2Entries { get; set; }
+        public DirectoryInfo2Entry[]? DirectoryInfo2Entries { get; set; }
 
         /// <summary>
         /// Directory copy entries data
         /// </summary>
-        public DirectoryCopyEntry?[]? DirectoryCopyEntries { get; set; }
+        public DirectoryCopyEntry[]? DirectoryCopyEntries { get; set; }
 
         /// <summary>
         /// Directory local entries data
         /// </summary>
-        public DirectoryLocalEntry?[]? DirectoryLocalEntries { get; set; }
+        public DirectoryLocalEntry[]? DirectoryLocalEntries { get; set; }
 
         /// <summary>
         /// Unknown header data
@@ -56,7 +56,7 @@ namespace SabreTools.Models.NCF
         /// <summary>
         /// Unknown entries data
         /// </summary>
-        public UnknownEntry?[]? UnknownEntries { get; set; }
+        public UnknownEntry[]? UnknownEntries { get; set; }
 
         /// <summary>
         /// Checksum header data
@@ -71,11 +71,11 @@ namespace SabreTools.Models.NCF
         /// <summary>
         /// Checksum map entries data
         /// </summary>
-        public ChecksumMapEntry?[]? ChecksumMapEntries { get; set; }
+        public ChecksumMapEntry[]? ChecksumMapEntries { get; set; }
 
         /// <summary>
         /// Checksum entries data
         /// </summary>
-        public ChecksumEntry?[]? ChecksumEntries { get; set; }
+        public ChecksumEntry[]? ChecksumEntries { get; set; }
     }
 }

SabreTools.Models/NewExecutable/PerSegmentData.cs

@@ -18,6 +18,6 @@
         /// <summary>
         /// A table of relocation records follows.
         /// </summary>
-        public RelocationRecord?[]? RelocationRecords { get; set; }
+        public RelocationRecord[]? RelocationRecords { get; set; }
     }
 }

SabreTools.Models/NewExecutable/ResourceTable.cs

@@ -23,7 +23,7 @@ namespace SabreTools.Models.NewExecutable
         /// <summary>
         /// A table of resource type information blocks follows.
         /// </summary>
-        public ResourceTypeInformationEntry?[]? ResourceTypes { get; set; }
+        public ResourceTypeInformationEntry[]? ResourceTypes { get; set; }
 
         /// <summary>
         /// Resource type and name strings are stored at the end of the

SabreTools.Models/NewExecutable/ResourceTypeInformationEntry.cs

@@ -29,6 +29,6 @@
         /// <summary>
         /// A table of resources for this type follows.
         /// </summary>
-        public ResourceTypeResourceEntry?[]? Resources { get; set; }
+        public ResourceTypeResourceEntry[]? Resources { get; set; }
     }
 }

SabreTools.Models/Nitro/Cart.cs

@@ -28,6 +28,6 @@ namespace SabreTools.Models.Nitro
         /// <summary>
         /// File allocation table
         /// </summary>
-        public FileAllocationTableEntry?[]? FileAllocationTable { get; set; }
+        public FileAllocationTableEntry[]? FileAllocationTable { get; set; }
     }
 }

SabreTools.Models/Nitro/NameTable.cs

@@ -15,11 +15,11 @@ namespace SabreTools.Models.Nitro
         /// <summary>
         /// Folder allocation table
         /// </summary>
-        public FolderAllocationTableEntry?[]? FolderAllocationTable { get; set; }
+        public FolderAllocationTableEntry[]? FolderAllocationTable { get; set; }
 
         /// <summary>
         /// Name list
         /// </summary>
-        public NameListEntry?[]? NameList { get; set; }
+        public NameListEntry[]? NameList { get; set; }
     }
 }

SabreTools.Models/PAK/File.cs

@@ -14,6 +14,6 @@ namespace SabreTools.Models.PAK
         /// <summary>
         /// Deserialized directory items data
         /// </summary>
-        public DirectoryItem?[]? DirectoryItems { get; set; }
+        public DirectoryItem[]? DirectoryItems { get; set; }
     }
 }

SabreTools.Models/PFF/Archive.cs

@@ -14,7 +14,7 @@ namespace SabreTools.Models.PFF
         /// <summary>
         /// Segments
         /// </summary>
-        public Segment?[]? Segments { get; set; }
+        public Segment[]? Segments { get; set; }
 
         /// <summary>
         /// Footer

SabreTools.Models/PIC/DiscInformation.cs

@@ -29,6 +29,6 @@
         /// <summary>
         /// Disc information and emergency brake units
         /// </summary>
-        public DiscInformationUnit?[]? Units { get; set; }
+        public DiscInformationUnit[]? Units { get; set; }
     }
 }

SabreTools.Models/PKZIP/Archive.cs

@@ -17,7 +17,7 @@ namespace SabreTools.Models.PKZIP
         /// Encryption headers, may appear second in each group
         /// </summary>
         /// TODO: Determine the model for the encryption headers
-        public byte[]?[]? EncryptionHeaders { get; set; }
+        public byte[][]? EncryptionHeaders { get; set; }
 
         /// <summary>
         /// File data, appears after the encryption header
@@ -28,12 +28,12 @@ namespace SabreTools.Models.PKZIP
         /// <summary>
         /// Data descriptors, appears after the file data
         /// </summary>
-        public DataDescriptor?[]? DataDescriptors { get; set; }
+        public DataDescriptor[]? DataDescriptors { get; set; }
 
         /// <summary>
         /// ZIP64 Data descriptors, appears after the file data
         /// </summary>
-        public DataDescriptor64?[]? ZIP64DataDescriptors { get; set; }
+        public DataDescriptor64[]? ZIP64DataDescriptors { get; set; }
 
         #endregion
 

SabreTools.Models/PlayJ/AudioFile.cs

@@ -40,7 +40,7 @@ namespace SabreTools.Models.PlayJ
         /// <summary>
         /// Data files (V2 only)
         /// </summary>
-        public DataFile?[]? DataFiles { get; set; }
+        public DataFile[]? DataFiles { get; set; }
 
         // After the data files is a block starting with 0x00000001
         // This block then contains highly repeating data, possible audio samples?

SabreTools.Models/PlayJ/Playlist.cs

@@ -13,6 +13,6 @@ namespace SabreTools.Models.PlayJ
         /// <summary>
         /// Embedded audio files / headers
         /// </summary>
-        public AudioFile?[]? AudioFiles { get; set; }
+        public AudioFile[]? AudioFiles { get; set; }
     }
 }

SabreTools.Models/PortableExecutable/AssemblyManifest.cs

@@ -12,10 +12,10 @@ namespace SabreTools.Models.PortableExecutable
         #region Group
 
         [XmlElement("assemblyIdentity")]
-        public AssemblyIdentity?[]? AssemblyIdentities { get; set; }
+        public AssemblyIdentity[]? AssemblyIdentities { get; set; }
 
         [XmlElement("noInheritable")]
-        public AssemblyNoInheritable?[]? NoInheritables { get; set; }
+        public AssemblyNoInheritable[]? NoInheritables { get; set; }
 
         #endregion
 
@@ -31,19 +31,19 @@ namespace SabreTools.Models.PortableExecutable
         //public AssemblyNoInheritable NoInheritable { get; set; }
 
         [XmlElement("comInterfaceExternalProxyStub")]
-        public AssemblyCOMInterfaceExternalProxyStub?[]? COMInterfaceExternalProxyStub { get; set; }
+        public AssemblyCOMInterfaceExternalProxyStub[]? COMInterfaceExternalProxyStub { get; set; }
 
         [XmlElement("dependency")]
-        public AssemblyDependency?[]? Dependency { get; set; }
+        public AssemblyDependency[]? Dependency { get; set; }
 
         [XmlElement("file")]
-        public AssemblyFile?[]? File { get; set; }
+        public AssemblyFile[]? File { get; set; }
 
         [XmlElement("clrClass")]
-        public AssemblyCommonLanguageRuntimeClass?[]? CLRClass { get; set; }
+        public AssemblyCommonLanguageRuntimeClass[]? CLRClass { get; set; }
 
         [XmlElement("clrSurrogate")]
-        public AssemblyCommonLanguageSurrogateClass?[]? CLRSurrogate { get; set; }
+        public AssemblyCommonLanguageSurrogateClass[]? CLRSurrogate { get; set; }
 
         #endregion
 
@@ -94,7 +94,7 @@ namespace SabreTools.Models.PortableExecutable
         public string? Description { get; set; }
 
         [XmlElement("progid")]
-        public AssemblyProgID?[]? ProgIDs { get; set; }
+        public AssemblyProgID[]? ProgIDs { get; set; }
     }
 
     /// <see href="https://learn.microsoft.com/en-us/windows/win32/sbscs/manifest-file-schema"/>
@@ -166,7 +166,7 @@ namespace SabreTools.Models.PortableExecutable
         public string? ThreadingModel { get; set; }
 
         [XmlElement("progid")]
-        public AssemblyProgID?[]? ProgIDs { get; set; }
+        public AssemblyProgID[]? ProgIDs { get; set; }
     }
 
     /// <see href="https://learn.microsoft.com/en-us/windows/win32/sbscs/manifest-file-schema"/>
@@ -199,7 +199,7 @@ namespace SabreTools.Models.PortableExecutable
         public AssemblyIdentity? AssemblyIdentity { get; set; }
 
         [XmlElement("bindingRedirect")]
-        public AssemblyBindingRedirect?[]? BindingRedirect { get; set; }
+        public AssemblyBindingRedirect[]? BindingRedirect { get; set; }
     }
 
     /// <see href="https://learn.microsoft.com/en-us/windows/win32/sbscs/manifest-file-schema"/>
@@ -255,16 +255,16 @@ namespace SabreTools.Models.PortableExecutable
         #region Group
 
         [XmlElement("comClass")]
-        public AssemblyCOMClass?[]? COMClass { get; set; }
+        public AssemblyCOMClass[]? COMClass { get; set; }
 
         [XmlElement("comInterfaceProxyStub")]
-        public AssemblyCOMInterfaceProxyStub?[]? COMInterfaceProxyStub { get; set; }
+        public AssemblyCOMInterfaceProxyStub[]? COMInterfaceProxyStub { get; set; }
 
         [XmlElement("typelib")]
-        public AssemblyTypeLib?[]? Typelib { get; set; }
+        public AssemblyTypeLib[]? Typelib { get; set; }
 
         [XmlElement("windowClass")]
-        public AssemblyWindowClass?[]? WindowClass { get; set; }
+        public AssemblyWindowClass[]? WindowClass { get; set; }
 
         #endregion
     }

SabreTools.Models/PortableExecutable/BaseRelocationBlock.cs

@@ -46,6 +46,6 @@
         ///                    in the Page RVA field for the block. This offset
         ///                    specifies where the base relocation is to be applied. 
         /// </summary>
-        public BaseRelocationTypeOffsetFieldEntry?[]? TypeOffsetFieldEntries { get; set; }
+        public BaseRelocationTypeOffsetFieldEntry[]? TypeOffsetFieldEntries { get; set; }
     }
 }

SabreTools.Models/PortableExecutable/DebugTable.cs

@@ -33,6 +33,6 @@
         /// file and is not mapped into the run-time address space). If it is mapped,
         /// the RVA is its address.
         /// </summary>
-        public DebugDirectoryEntry?[]? DebugDirectoryTable { get; set; }
+        public DebugDirectoryEntry[]? DebugDirectoryTable { get; set; }
     }
 }

SabreTools.Models/PortableExecutable/DialogBoxResource.cs

@@ -31,7 +31,7 @@
         /// box. The cdit member specifies the number of DLGITEMTEMPLATE structures in the template.
         /// These DLGITEMTEMPLATE structures must be aligned on DWORD boundaries.
         /// </summary>
-        public DialogItemTemplate?[]? DialogItemTemplates { get; set; }
+        public DialogItemTemplate[]? DialogItemTemplates { get; set; }
 
         /// <summary>
         /// Following the DLGTEMPLATEEX header in an extended dialog box template is one or more
@@ -39,7 +39,7 @@
         /// member of the DLGITEMTEMPLATEEX structure specifies the number of DLGITEMTEMPLATEEX
         /// structures that follow in the template.
         /// </summary>
-        public DialogItemTemplateExtended?[]? ExtendedDialogItemTemplates { get; set; }
+        public DialogItemTemplateExtended[]? ExtendedDialogItemTemplates { get; set; }
 
         #endregion
     }

SabreTools.Models/PortableExecutable/Executable.cs

@@ -40,12 +40,12 @@ namespace SabreTools.Models.PortableExecutable
         /// <summary>
         /// Section table
         /// </summary>
-        public SectionHeader?[]? SectionTable { get; set; }
+        public SectionHeader[]? SectionTable { get; set; }
 
         /// <summary>
         /// COFF symbol table
         /// </summary>
-        public COFFSymbolTableEntry?[]? COFFSymbolTable { get; set; }
+        public COFFSymbolTableEntry[]? COFFSymbolTable { get; set; }
 
         /// <summary>
         /// COFF string table
@@ -55,7 +55,7 @@ namespace SabreTools.Models.PortableExecutable
         /// <summary>
         /// Attribute certificate table
         /// </summary>
-        public AttributeCertificateTableEntry?[]? AttributeCertificateTable { get; set; }
+        public AttributeCertificateTableEntry[]? AttributeCertificateTable { get; set; }
 
         /// <summary>
         /// Delay-load directory table
@@ -71,7 +71,7 @@ namespace SabreTools.Models.PortableExecutable
         /// <summary>
         /// Base relocation table (.reloc)
         /// </summary>
-        public BaseRelocationBlock?[]? BaseRelocationTable { get; set; }
+        public BaseRelocationBlock[]? BaseRelocationTable { get; set; }
 
         /// <summary>
         /// Debug table (.debug*)

SabreTools.Models/PortableExecutable/ExportTable.cs

@@ -27,7 +27,7 @@
         /// can import a symbol by using an index to this table (an ordinal) or, optionally, by
         /// using the public name that corresponds to the ordinal if a public name is defined.
         /// </summary>
-        public ExportAddressTableEntry?[]? ExportAddressTable { get; set; }
+        public ExportAddressTableEntry[]? ExportAddressTable { get; set; }
 
         /// <summary>
         /// An array of pointers to the public export names, sorted in ascending order.

SabreTools.Models/PortableExecutable/FontGroupHeader.cs

@@ -16,6 +16,6 @@
         /// A structure that contains a unique ordinal identifier for each font in the resource. The DE
         /// member is a placeholder for the variable-length array of DIRENTRY structures.
         /// </summary>
-        public DirEntry?[]? DE { get; set; }
+        public DirEntry[]? DE { get; set; }
     }
 }

SabreTools.Models/PortableExecutable/ImportTable.cs

@@ -23,23 +23,23 @@ namespace SabreTools.Models.PortableExecutable
         /// The import information begins with the import directory table, which describes the
         /// remainder of the import information. 
         /// </summary>
-        public ImportDirectoryTableEntry?[]? ImportDirectoryTable { get; set; }
+        public ImportDirectoryTableEntry[]? ImportDirectoryTable { get; set; }
 
         /// <summary>
         /// An import lookup table is an array of 32-bit numbers for PE32 or an array of 64-bit
         /// numbers for PE32+.
         /// </summary>
-        public Dictionary<int, ImportLookupTableEntry?[]?>? ImportLookupTables { get; set; }
+        public Dictionary<int, ImportLookupTableEntry[]?>? ImportLookupTables { get; set; }
 
         /// <summary>
         /// These addresses are the actual memory addresses of the symbols, although technically
         /// they are still called "virtual addresses".
         /// </summary>
-        public Dictionary<int, ImportAddressTableEntry?[]?>? ImportAddressTables { get; set; }
+        public Dictionary<int, ImportAddressTableEntry[]?>? ImportAddressTables { get; set; }
 
         /// <summary>
         /// One hint/name table suffices for the entire import section.
         /// </summary>
-        public HintNameTableEntry?[]? HintNameTable { get; set; }
+        public HintNameTableEntry[]? HintNameTable { get; set; }
     }
 }

SabreTools.Models/PortableExecutable/MenuResource.cs

@@ -17,6 +17,6 @@
         /// <summary>
         /// Menu items
         /// </summary>
-        public MenuItem?[]? MenuItems { get; set; }
+        public MenuItem[]? MenuItems { get; set; }
     }
 }

SabreTools.Models/PortableExecutable/MessageResourceData.cs

@@ -17,7 +17,7 @@ namespace SabreTools.Models.PortableExecutable
         /// <summary>
         /// An array of structures. The array is the size indicated by the NumberOfBlocks member.
         /// </summary>
-        public MessageResourceBlock?[]? Blocks { get; set; }
+        public MessageResourceBlock[]? Blocks { get; set; }
 
         /// <summary>
         /// Message resource entries

SabreTools.Models/PortableExecutable/ResourceDirectoryTable.cs

@@ -54,6 +54,6 @@
         /// strings to identify Type, Name, or Language entries (depending on the
         /// level of the table).
         /// </summary>
-        public ResourceDirectoryEntry?[]? Entries { get; set; }
+        public ResourceDirectoryEntry[]? Entries { get; set; }
     }
 }

SabreTools.Models/PortableExecutable/SectionHeader.cs

@@ -100,11 +100,11 @@
         /// <summary>
         /// COFF Relocations (Object Only)
         /// </summary>
-        public COFFRelocation?[]? COFFRelocations { get; set; }
+        public COFFRelocation[]? COFFRelocations { get; set; }
 
         /// <summary>
         /// COFF Line Numbers (Deprecated)
         /// </summary>
-        public COFFLineNumber?[]? COFFLineNumbers { get; set; }
+        public COFFLineNumber[]? COFFLineNumbers { get; set; }
     }
 }

SabreTools.Models/PortableExecutable/SecuROMAddD.cs

@@ -56,6 +56,6 @@ namespace SabreTools.Models.PortableExecutable
         /// <summary>
         /// Entry table
         /// </summary>
-        public SecuROMAddDEntry?[]? Entries { get; set; }
+        public SecuROMAddDEntry[]? Entries { get; set; }
     }
 }

SabreTools.Models/PortableExecutable/StringFileInfo.cs

@@ -38,6 +38,6 @@
         /// member indicates the appropriate language and code page for displaying the text in
         /// that StringTable structure.
         /// </summary>
-        public StringTable?[]? Children { get; set; }
+        public StringTable[]? Children { get; set; }
     }
 }

SabreTools.Models/PortableExecutable/StringTable.cs

@@ -41,6 +41,6 @@
         /// <summary>
         /// An array of one or more StringData structures.
         /// </summary>
-        public StringData?[]? Children { get; set; }
+        public StringData[]? Children { get; set; }
     }
 }

SabreTools.Models/PortableExecutable/VarFileInfo.cs

@@ -36,6 +36,6 @@
         /// <summary>
         /// Typically contains a list of languages that the application or DLL supports.
         /// </summary>
-        public VarData?[]? Children { get; set; }
+        public VarData[]? Children { get; set; }
     }
 }

SabreTools.Models/Quantum/Archive.cs

@@ -14,7 +14,7 @@ namespace SabreTools.Models.Quantum
         /// <summary>
         /// This is immediately followed by the list of files
         /// </summary>
-        public FileDescriptor?[]? FileList { get; set; }
+        public FileDescriptor[]? FileList { get; set; }
 
         /// <summary>
         /// Immediately following the list of files is the compressed data

SabreTools.Models/SFFS/StarForceFileSystem.cs

@@ -23,11 +23,11 @@
         /// <summary>
         /// Files
         /// </summary>
-        public FileEntry?[]? Files { get; set; }
+        public FileEntry[]? Files { get; set; }
 
         /// <summary>
         /// File headers
         /// </summary>
-        public FileHeader?[]? FileHeaders { get; set; }
+        public FileHeader[]? FileHeaders { get; set; }
     }
 }

SabreTools.Models/SGA/Archive.cs

@@ -0,0 +1,19 @@
+namespace SabreTools.Models.SGA
+{
+    /// <summary>
+    /// SGA game archive
+    /// </summary>
+    /// <see href="https://github.com/RavuAlHemio/hllib/blob/master/HLLib/SGAFile.h"/>
+    public sealed class Archive
+    {
+        /// <summary>
+        ///Header data
+        /// </summary>
+        public Header? Header { get; set; }
+
+        /// <summary>
+        /// Directory data
+        /// </summary>
+        public Directory? Directory { get; set; }
+    }
+}

SabreTools.Models/SGA/Directory.cs

@@ -1,5 +1,50 @@
+using System.Collections.Generic;
+
 namespace SabreTools.Models.SGA
 {
     /// <see href="https://github.com/RavuAlHemio/hllib/blob/master/HLLib/SGAFile.h"/>
-    public abstract class Directory { }
+    public abstract class Directory
+    {
+        /// <summary>
+        /// Source SGA file
+        /// </summary>
+        public Archive? File { get; set; }
+    }
+
+    /// <summary>
+    /// Specialization File7 and up where the CRC moved to the header and the CRC is of the compressed data and there are stronger hashes.
+    /// </summary>
+    /// <see href="https://github.com/RavuAlHemio/hllib/blob/master/HLLib/SGAFile.h"/>
+    public class Directory<THeader, TDirectoryHeader, TSection, TFolder, TFile, U> : Directory
+        where THeader : Header
+        where TDirectoryHeader : DirectoryHeader<U>
+        where TSection : Section<U>
+        where TFolder : Folder<U>
+        where TFile : File
+    {
+        /// <summary>
+        /// Directory header data
+        /// </summary>
+        public TDirectoryHeader? DirectoryHeader { get; set; }
+
+        /// <summary>
+        /// Sections data
+        /// </summary>
+        public TSection[]? Sections { get; set; }
+
+        /// <summary>
+        /// Folders data
+        /// </summary>
+        public TFolder[]? Folders { get; set; }
+
+        /// <summary>
+        /// Files data
+        /// </summary>
+        public TFile[]? Files { get; set; }
+
+        /// <summary>
+        /// String table data
+        /// </summary>
+        public Dictionary<long, string?>? StringTable { get; set; }
+    }
 }

SabreTools.Models/SGA/Directory4.cs

@@ -1,5 +1,5 @@
 namespace SabreTools.Models.SGA
 {
     /// <see href="https://github.com/RavuAlHemio/hllib/blob/master/HLLib/SGAFile.h"/>
-    public sealed class Directory4 : SpecializedDirectory<Header4, DirectoryHeader4, Section4, Folder4, File4, ushort> { }
+    public sealed class Directory4 : Directory<Header4, DirectoryHeader4, Section4, Folder4, File4, ushort> { }
 }

SabreTools.Models/SGA/Directory5.cs

@@ -1,5 +1,5 @@
 namespace SabreTools.Models.SGA
 {
     /// <see href="https://github.com/RavuAlHemio/hllib/blob/master/HLLib/SGAFile.h"/>
-    public sealed class Directory5 : SpecializedDirectory<Header4, DirectoryHeader5, Section5, Folder5, File4, uint> { }
+    public sealed class Directory5 : Directory<Header4, DirectoryHeader5, Section5, Folder5, File4, uint> { }
 }

SabreTools.Models/SGA/Directory6.cs

@@ -1,5 +1,5 @@
 namespace SabreTools.Models.SGA
 {
     /// <see href="https://github.com/RavuAlHemio/hllib/blob/master/HLLib/SGAFile.h"/>
-    public sealed class Directory6 : SpecializedDirectory<Header6, DirectoryHeader5, Section5, Folder5, File6, uint> { }
+    public sealed class Directory6 : Directory<Header6, DirectoryHeader5, Section5, Folder5, File6, uint> { }
 }

SabreTools.Models/SGA/Directory7.cs

@@ -1,5 +1,5 @@
 namespace SabreTools.Models.SGA
 {
     /// <see href="https://github.com/RavuAlHemio/hllib/blob/master/HLLib/SGAFile.h"/>
-    public sealed class Directory7 : SpecializedDirectory<Header6, DirectoryHeader7, Section5, Folder5, File7, uint> { }
+    public sealed class Directory7 : Directory<Header6, DirectoryHeader7, Section5, Folder5, File7, uint> { }
 }

SabreTools.Models/SGA/DirectoryHeader.cs

@@ -1,5 +1,11 @@
 namespace SabreTools.Models.SGA
 {
+    /// <see href="https://github.com/RavuAlHemio/hllib/blob/master/HLLib/SGAFile.h"/>
+    public abstract class DirectoryHeader
+    {
+        // All logic lives in the typed version
+    }
+
     /// <see href="https://github.com/RavuAlHemio/hllib/blob/master/HLLib/SGAFile.h"/>
     public abstract class DirectoryHeader<T>
     {

SabreTools.Models/SGA/DirectoryHeader5.cs

@@ -1,5 +1,5 @@
 namespace SabreTools.Models.SGA
 {
     /// <see href="https://github.com/RavuAlHemio/hllib/blob/master/HLLib/SGAFile.h"/>
-    public class DirectoryHeader5 : DirectoryHeader<uint> { }
+    public sealed class DirectoryHeader5 : DirectoryHeader<uint> { }
 }

SabreTools.Models/SGA/DirectoryHeader7.cs

@@ -1,7 +1,7 @@
 namespace SabreTools.Models.SGA
 {
     /// <see href="https://github.com/RavuAlHemio/hllib/blob/master/HLLib/SGAFile.h"/>
-    public sealed class DirectoryHeader7 : DirectoryHeader5
+    public sealed class DirectoryHeader7 : DirectoryHeader<uint>
     {
         public uint HashTableOffset { get; set; }
 

SabreTools.Models/SGA/File.cs

@@ -1,19 +1,22 @@
 namespace SabreTools.Models.SGA
 {
-    /// <summary>
-    /// SGA game archive
-    /// </summary>
     /// <see href="https://github.com/RavuAlHemio/hllib/blob/master/HLLib/SGAFile.h"/>
-    public sealed class File
+    public abstract class File
     {
-        /// <summary>
-        ///Header data
-        /// </summary>
-        public Header? Header { get; set; }
+        public uint NameOffset { get; set; }
 
-        /// <summary>
-        /// Directory data
-        /// </summary>
-        public Directory? Directory { get; set; }
+        public string? Name { get; set; }
+
+        public uint Offset { get; set; }
+
+        public uint SizeOnDisk { get; set; }
+
+        public uint Size { get; set; }
+
+        public uint TimeModified { get; set; }
+
+        public byte Dummy0 { get; set; }
+
+        public byte Type { get; set; }
     }
 }

SabreTools.Models/SGA/File4.cs

@@ -1,22 +1,5 @@
 namespace SabreTools.Models.SGA
 {
     /// <see href="https://github.com/RavuAlHemio/hllib/blob/master/HLLib/SGAFile.h"/>
-    public class File4
-    {
-        public uint NameOffset { get; set; }
-
-        public string? Name { get; set; }
-
-        public uint Offset { get; set; }
-
-        public uint SizeOnDisk { get; set; }
-
-        public uint Size { get; set; }
-
-        public uint TimeModified { get; set; }
-
-        public byte Dummy0 { get; set; }
-
-        public byte Type { get; set; }
-    }
+    public sealed class File4 : File { }
 }