1 files changed, 26 insertions, 0 deletions
diff --git a/xfa/src/fxbarcode/pdf417/BC_PDF417ECErrorCorrection.h b/xfa/src/fxbarcode/pdf417/BC_PDF417ECErrorCorrection.h
new file mode 100644
index 0000000000..4ce8eda7d6
--- /dev/null
+++ b/xfa/src/fxbarcode/pdf417/BC_PDF417ECErrorCorrection.h
@@ -0,0 +1,26 @@
+// Copyright 2014 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef _BC_PDF417ECERRORCORRECTION_H_
+#define _BC_PDF417ECERRORCORRECTION_H_
+class CBC_PDF417ECModulusGF;
+class CBC_PDF417ECModulusPoly;
+class CBC_PDF417ECErrorCorrection;
+class CBC_PDF417ECErrorCorrection : public CFX_Object
+{
+public:
+    CBC_PDF417ECErrorCorrection();
+    virtual ~CBC_PDF417ECErrorCorrection();
+    static void Initialize(FX_INT32 &e);
+    static void Finalize();
+    static FX_INT32 decode(CFX_Int32Array &received, FX_INT32 numECCodewords, CFX_Int32Array &erasures, FX_INT32 &e);
+private:
+    static CBC_PDF417ECModulusGF* m_field;
+    static CFX_PtrArray* runEuclideanAlgorithm(CBC_PDF417ECModulusPoly* a, CBC_PDF417ECModulusPoly* b, FX_INT32 R, FX_INT32 &e);
+    static CFX_Int32Array* findErrorLocations(CBC_PDF417ECModulusPoly* errorLocator, FX_INT32 &e);
+    static CFX_Int32Array* findErrorMagnitudes(CBC_PDF417ECModulusPoly* errorEvaluator, CBC_PDF417ECModulusPoly* errorLocator, CFX_Int32Array &errorLocations, FX_INT32 &e);
+};
+#endif