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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 _BC_READSOLOMONGF256POLY_H_
#define _BC_READSOLOMONGF256POLY_H_
class CBC_ReedSolomonGF256;
class CBC_ReedSolomonGF256Poly {
public:
CBC_ReedSolomonGF256Poly(CBC_ReedSolomonGF256* field, int32_t coefficients);
CBC_ReedSolomonGF256Poly();
virtual ~CBC_ReedSolomonGF256Poly();
int32_t GetCoefficients(int32_t degree);
CFX_Int32Array* GetCoefficients();
int32_t GetDegree();
FX_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);
CFX_PtrArray* Divide(CBC_ReedSolomonGF256Poly* other, int32_t& e);
CBC_ReedSolomonGF256Poly* Clone(int32_t& e);
virtual void Init(CBC_ReedSolomonGF256* field,
CFX_Int32Array* coefficients,
int32_t& e);
private:
CBC_ReedSolomonGF256* m_field;
CFX_Int32Array m_coefficients;
};
#endif
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