diff --git a/Aaru.Images/AaruFormat/Enums.cs b/Aaru.Images/AaruFormat/Enums.cs
index b4dbfedd6..a58100126 100644
--- a/Aaru.Images/AaruFormat/Enums.cs
+++ b/Aaru.Images/AaruFormat/Enums.cs
@@ -2,6 +2,49 @@ namespace Aaru.Images;
 
 public sealed partial class AaruFormat
 {
+#region Nested type: BlockType
+
+    /// <summary>List of known blocks types (libaaruformat is the reference, not this)</summary>
+    enum BlockType : uint
+    {
+        /// <summary>Block containing data</summary>
+        DataBlock = 0x4B4C4244,
+        /// <summary>Block containing a deduplication table</summary>
+        DeDuplicationTable = 0x2A544444,
+        /// <summary>Block containing the index</summary>
+        Index = 0x58444E49,
+        /// <summary>Block containing the index</summary>
+        Index2 = 0x32584449,
+        /// <summary>Block containing logical geometry</summary>
+        GeometryBlock = 0x4D4F4547,
+        /// <summary>Block containing metadata</summary>
+        MetadataBlock = 0x4154454D,
+        /// <summary>Block containing optical disc tracks</summary>
+        TracksBlock = 0x534B5254,
+        /// <summary>Block containing CICM XML metadata</summary>
+        CicmBlock = 0x4D434943,
+        /// <summary>Block containing contents checksums</summary>
+        ChecksumBlock = 0x4D534B43,
+        /// <summary>Block containing data position measurements</summary>
+        DataPositionMeasurementBlock = 0x2A4D5044,
+        /// <summary>Block containing a snapshot index</summary>
+        SnapshotBlock = 0x50414E53,
+        /// <summary>Block containing how to locate the parent image</summary>
+        ParentBlock = 0x544E5250,
+        /// <summary>Block containing an array of hardware used to create the image</summary>
+        DumpHardwareBlock = 0x2A504D44,
+        /// <summary>Block containing list of files for a tape image</summary>
+        TapeFileBlock = 0x454C4654,
+        /// <summary>Block containing list of partitions for a tape image</summary>
+        TapePartitionBlock = 0x54425054,
+        /// <summary>Block containing list of indexes for Compact Disc tracks</summary>
+        CompactDiscIndexesBlock = 0x58494443,
+        /// <summary>Block containing JSON version of Aaru Metadata</summary>
+        AaruMetadataJsonBlock = 0x444D534A
+    }
+
+#endregion
+
 #region Nested type: SectorStatus
 
     enum SectorStatus : byte