From db2a6f63ff00df5c4e0dbaa52444cdb1e013cfe4 Mon Sep 17 00:00:00 2001
From: Matt Nadareski <mnadareski@outlook.com>
Date: Fri, 18 Sep 2026 10:44:56 -0400
Subject: [PATCH] Allow sizeless ROMs if there's a SHA-1 or SHA-256

---
 SabreTools.Metadata.DatFiles/DatFile.cs | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/SabreTools.Metadata.DatFiles/DatFile.cs b/SabreTools.Metadata.DatFiles/DatFile.cs
index 541cc66e..ed3cb5e8 100644
--- a/SabreTools.Metadata.DatFiles/DatFile.cs
+++ b/SabreTools.Metadata.DatFiles/DatFile.cs
@@ -684,6 +684,14 @@ namespace SabreTools.Metadata.DatFiles
             if (rom.CRC32 != "null")
                 return rom;
 
+            // If the item has a SHA-1 but no size
+            if (rom.Size is null && rom.SHA1 is not null)
+                return rom;
+
+            // If the item has a SHA-256 but no size
+            if (rom.Size is null && rom.SHA256 is not null)
+                return rom;
+
             // If the Rom has "null" characteristics, ensure all fields
             rom.Name = rom.Name == "null" ? "-" : rom.Name;
             rom.Size = 0;