Add XML comments to public entities.

Structs/Filesystems.cs

@@ -227,6 +227,9 @@ namespace Aaru.CommonTypes.Structs
         }
     }
 
+    /// <summary>
+    /// Information about a volume
+    /// </summary>
     public class FileSystemInfo
     {
         /// <summary>Blocks for this filesystem</summary>
@@ -246,25 +249,53 @@ namespace Aaru.CommonTypes.Structs
         /// <summary>Filesystem type</summary>
         public string Type;
 
+        /// <summary>
+        /// Initializes an empty instance of this structure
+        /// </summary>
         public FileSystemInfo() => Id = new FileSystemId();
 
+        /// <summary>
+        /// Gets a clone of this structure
+        /// </summary>
+        /// <returns>Clone of this structure</returns>
         public FileSystemInfo ShallowCopy() => (FileSystemInfo)MemberwiseClone();
     }
 
+    /// <summary>
+    /// Stores a filesystem volume unique identifier or serial number
+    /// </summary>
     [StructLayout(LayoutKind.Explicit)]
     public struct FileSystemId
     {
+        /// <summary>
+        /// Set to <c>true</c> if the identifier is a 32-bit integer
+        /// </summary>
         [FieldOffset(0)]
         public bool IsInt;
+        /// <summary>
+        /// Set to <c>true</c> if the identifier is a 64-bit integer
+        /// </summary>
         [FieldOffset(1)]
         public bool IsLong;
+        /// <summary>
+        /// Set to <c>true</c> if the identifier is a GUID
+        /// </summary>
         [FieldOffset(2)]
         public bool IsGuid;
 
+        /// <summary>
+        /// Identifier as a 32-bit integer
+        /// </summary>
         [FieldOffset(3)]
         public uint Serial32;
+        /// <summary>
+        /// Identifier as a 64-bit integer
+        /// </summary>
         [FieldOffset(3)]
         public ulong Serial64;
+        /// <summary>
+        /// Identifier as a GUID
+        /// </summary>
         [FieldOffset(3)]
         public Guid uuid;
     }