1 files changed, 35 insertions, 0 deletions
diff --git a/xfa/fxbarcode/common/reedsolomon/BC_ReedSolomonDecoder.h b/xfa/fxbarcode/common/reedsolomon/BC_ReedSolomonDecoder.h
new file mode 100644
index 0000000000..ec14344fe0
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+++ b/xfa/fxbarcode/common/reedsolomon/BC_ReedSolomonDecoder.h
@@ -0,0 +1,35 @@
+// 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 XFA_FXBARCODE_COMMON_REEDSOLOMON_BC_REEDSOLOMONDECODER_H_
+#define XFA_FXBARCODE_COMMON_REEDSOLOMON_BC_REEDSOLOMONDECODER_H_
+
+#include "core/include/fxcrt/fx_basic.h"
+
+class CBC_ReedSolomonGF256;
+class CBC_ReedSolomonGF256Poly;
+
+class CBC_ReedSolomonDecoder {
+ private:
+  CBC_ReedSolomonGF256* m_field;
+
+ public:
+  CBC_ReedSolomonDecoder(CBC_ReedSolomonGF256* field);
+  virtual ~CBC_ReedSolomonDecoder();
+  void Decode(CFX_Int32Array* received, int32_t twoS, int32_t& e);
+  CFX_PtrArray* RunEuclideanAlgorithm(CBC_ReedSolomonGF256Poly* a,
+                                      CBC_ReedSolomonGF256Poly* b,
+                                      int32_t R,
+                                      int32_t& e);
+  CFX_Int32Array* FindErrorLocations(CBC_ReedSolomonGF256Poly* errorLocator,
+                                     int32_t& e);
+  CFX_Int32Array* FindErrorMagnitudes(CBC_ReedSolomonGF256Poly* errorEvaluator,
+                                      CFX_Int32Array* errorLocations,
+                                      FX_BOOL dataMatrix,
+                                      int32_t& e);
+};
+
+#endif  // XFA_FXBARCODE_COMMON_REEDSOLOMON_BC_REEDSOLOMONDECODER_H_