Minor checks and comments

3 files changed, 3 insertions, 2 deletions

diff --git a/FdsDiskFile.cs b/FdsDiskFile.cs
index 88e3dce..e972fd2 100644
--- a/FdsDiskFile.cs
+++ b/FdsDiskFile.cs
@@ -4,7 +4,7 @@ using System.Linq;
 namespace com.clusterrr.Famicom.Containers

 {

     /// <summary>

-    /// FDS file - header and data

+    /// File on FDS disk - header and data

     /// </summary>

     public class FdsDiskFile

     {

@@ -55,6 +55,7 @@ namespace com.clusterrr.Famicom.Containers
                 HeaderBlock.FileSize = (ushort)DataBlock.Data.Count();

             }

         }

+

         /// <summary>

         /// Construcor

         /// </summary>

diff --git a/FdsDiskSide.cs b/FdsDiskSide.cs
index 1a373d9..0d08639 100644
--- a/FdsDiskSide.cs
+++ b/FdsDiskSide.cs
@@ -89,7 +89,6 @@ namespace com.clusterrr.Famicom.Containers
         public byte FileAmount { get => fileAmountBlock.FileAmount; set => fileAmountBlock.FileAmount = value; }

 

         readonly IList<FdsDiskFile> files;

-

         /// <summary>

         /// Files on disk

         /// </summary>

diff --git a/FdsFile.cs b/FdsFile.cs
index 35e12a5..000849b 100644
--- a/FdsFile.cs
+++ b/FdsFile.cs
@@ -39,6 +39,7 @@ namespace com.clusterrr.Famicom.Containers
         {

             if (data[0] == (byte)'F' && data[1] == (byte)'D' && data[2] == (byte)'S' && data[3] == 0x1A)

                 data = data.Skip(16).ToArray(); // skip header

+            if (data.Length % 65500 != 0) throw new InvalidDataException("Invalid FDS image: the size must be divisible by 65500");

             for (int i = 0; i < data.Length; i += 65500)

             {

                 var sideData = data.Skip(i).Take(66500).ToArray();