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// 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 FXBARCODE_COMMON_REEDSOLOMON_BC_REEDSOLOMONGF256POLY_H_
#define FXBARCODE_COMMON_REEDSOLOMON_BC_REEDSOLOMONGF256POLY_H_
#include <vector>
#include "core/fxcrt/fx_basic.h"
class CBC_ReedSolomonGF256;
class CBC_ReedSolomonGF256Poly final {
public:
CBC_ReedSolomonGF256Poly(CBC_ReedSolomonGF256* field, int32_t coefficients);
CBC_ReedSolomonGF256Poly();
~CBC_ReedSolomonGF256Poly();
void Init(CBC_ReedSolomonGF256* field,
std::vector<int32_t>* coefficients,
int32_t& e);
int32_t GetCoefficients(int32_t degree);
std::vector<int32_t>* GetCoefficients();
int32_t GetDegree();
bool IsZero();
int32_t EvaluateAt(int32_t a);
CBC_ReedSolomonGF256Poly* AddOrSubtract(CBC_ReedSolomonGF256Poly* other,
int32_t& e);
CBC_ReedSolomonGF256Poly* Multiply(CBC_ReedSolomonGF256Poly* other,
int32_t& e);
CBC_ReedSolomonGF256Poly* Multiply(int32_t scalar, int32_t& e);
CBC_ReedSolomonGF256Poly* MultiplyByMonomial(int32_t degree,
int32_t coefficient,
int32_t& e);
std::vector<CBC_ReedSolomonGF256Poly*>* Divide(
CBC_ReedSolomonGF256Poly* other,
int32_t& e);
CBC_ReedSolomonGF256Poly* Clone(int32_t& e);
private:
CBC_ReedSolomonGF256* m_field;
std::vector<int32_t> m_coefficients;
};
#endif // FXBARCODE_COMMON_REEDSOLOMON_BC_REEDSOLOMONGF256POLY_H_
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