From f88be86978af5ebb92bc9f11e99015afc6b6c4f7 Mon Sep 17 00:00:00 2001
From: Jan Tuomi <jans.tuomi@gmail.com>
Date: Wed, 21 Feb 2024 14:19:14 +0200
Subject: Initial impl of step

---
 atk16_utils/pad_bin.py | 3 +++
 1 file changed, 3 insertions(+)

(limited to 'atk16_utils/pad_bin.py')

diff --git a/atk16_utils/pad_bin.py b/atk16_utils/pad_bin.py
index 9f014d1..1c3c24d 100644
--- a/atk16_utils/pad_bin.py
+++ b/atk16_utils/pad_bin.py
@@ -14,6 +14,9 @@ def pad_binary(file_path, target_size) -> int:
   # Calculate needed padding
   padding_size = target_size - current_size
 
+  if padding_size < 0:
+    raise ValueError(f"File is larger than the target size ({current_size} > {target_size}).")
+
   # Append zeros if needed
   if padding_size > 0:
     with open(file_path, 'ab') as file:
-- 
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