PtexReader.cpp: validate mesh_type in header on open

Signed-off-by: matt rice <[email protected]>
wdas · Apr 20, 2024 · 3017a4c · 3017a4c
1 parent ea6890e
commit 3017a4c
Showing 1 changed file with 8 additions and 0 deletions.
diff --git a/src/ptex/PtexReader.cpp b/src/ptex/PtexReader.cpp
@@ -169,6 +169,14 @@ bool PtexReader::open(const char* pathArg, Ptex::String& error)
         closeFP();
         return 0;
     }
+    if (!(_header.meshtype == mt_triangle || _header.meshtype == mt_quad)) {
+        std::stringstream s;
+        s << "Invalid mesh type (" << _header.meshtype << "): " << pathArg;
+	error = s.str();
+	_ok = 0;
+	closeFP();
+	return 0;
+    }
     _pixelsize = _header.pixelSize();
     _errorPixel.resize(_pixelsize);