From 6c6b6537669ab2da6c8f88292a12d68b50543bf9 Mon Sep 17 00:00:00 2001
From: Kris Dekeyser <kris.dekeyser@kuleuven.be>
Date: Fri, 4 Jul 2025 01:32:32 +0200
Subject: [PATCH] JPEG: added support for extra data in APP0 section

Apple Multi-Picture Format JPEGs often have 4 extra bytes in the APP0 section. The pattern now skips any extra bytes beyond the fixed APP0 data.
---
 patterns/jpeg.hexpat | 1 +
 1 file changed, 1 insertion(+)

diff --git a/patterns/jpeg.hexpat b/patterns/jpeg.hexpat
index 1e7269f6..76860bfc 100644
--- a/patterns/jpeg.hexpat
+++ b/patterns/jpeg.hexpat
@@ -145,6 +145,7 @@ struct Segment {
             u16 length;
             if (marker == Marker::APP0) {
                 APP0 data;
+                u8 xtra_data[length - sizeof(length) - sizeof(data)];
             } else if (marker == Marker::APP14) {
                 APP14 data;
             } else if (marker == Marker::COM) {