1// Copyright 2014 PDFium Authors. All rights reserved.
2// Use of this source code is governed by a BSD-style license that can be
3// found in the LICENSE file.
4
5// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
6
7#ifndef XFA_FXBARCODE_COMMON_REEDSOLOMON_BC_REEDSOLOMON_H_
8#define XFA_FXBARCODE_COMMON_REEDSOLOMON_BC_REEDSOLOMON_H_
9
10#include "core/fxcrt/fx_basic.h"
11
12class CBC_ReedSolomonGF256;
13class CBC_ReedSolomonGF256Poly;
14
15class CBC_ReedSolomonEncoder {
16 public:
17  explicit CBC_ReedSolomonEncoder(CBC_ReedSolomonGF256* field);
18  virtual ~CBC_ReedSolomonEncoder();
19
20  void Encode(CFX_ArrayTemplate<int32_t>* toEncode,
21              int32_t ecBytes,
22              int32_t& e);
23  virtual void Init();
24
25 private:
26  CBC_ReedSolomonGF256Poly* BuildGenerator(int32_t degree, int32_t& e);
27
28  CBC_ReedSolomonGF256* m_field;
29  CFX_ArrayTemplate<CBC_ReedSolomonGF256Poly*> m_cachedGenerators;
30};
31
32#endif  // XFA_FXBARCODE_COMMON_REEDSOLOMON_BC_REEDSOLOMON_H_
33