From 6e9ee0aaffb6f338551d9fc8fd447e1fe5a03603 Mon Sep 17 00:00:00 2001
From: Jeod <47716344+JeodC@users.noreply.github.com>
Date: Tue, 21 Jul 2026 07:51:22 -0400
Subject: BK: Add romhack guards for extraction and soundfontctl factory

---
 src/factories/DisplayListFactory.cpp | 10 ++++++++++
 1 file changed, 10 insertions(+)

(limited to 'src/factories/DisplayListFactory.cpp')

diff --git a/src/factories/DisplayListFactory.cpp b/src/factories/DisplayListFactory.cpp
index ce4e77d..2d6d48e 100644
--- a/src/factories/DisplayListFactory.cpp
+++ b/src/factories/DisplayListFactory.cpp
@@ -523,6 +523,16 @@ std::optional<std::shared_ptr<IParsedData>> DListFactory::parse(std::vector<uint
     size_t length = 0;
 
     while (processing) {
+        // Some DLs can jump to offsets that never reach a G_ENDDL; stop at
+        // the buffer edge instead of reading past it and synthesize the terminator.
+        if (reader.GetBaseAddress() + 2 * sizeof(uint32_t) > segment.size) {
+            SPDLOG_WARN("DL at 0x{:X} ran off the end of its buffer without G_ENDDL; truncating",
+                        GetSafeNode<uint32_t>(node, "offset"));
+            gfxs.push_back(static_cast<uint32_t>(GBI(G_ENDDL)) << 24);
+            gfxs.push_back(0);
+            break;
+        }
+
         auto w0 = reader.ReadUInt32();
         auto w1 = reader.ReadUInt32();
 
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