| // 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; | |
| class CBC_ReedSolomonGF256Poly : public CFX_Object | |
| { | |
| public: | |
| CBC_ReedSolomonGF256Poly(CBC_ReedSolomonGF256* field, FX_INT32 coefficients); | |
| CBC_ReedSolomonGF256Poly(); | |
| virtual ~CBC_ReedSolomonGF256Poly(); | |
| FX_INT32 GetCoefficients(FX_INT32 degree); | |
| CFX_Int32Array* GetCoefficients(); | |
| FX_INT32 GetDegree(); | |
| FX_BOOL IsZero(); | |
| FX_INT32 EvaluateAt(FX_INT32 a); | |
| CBC_ReedSolomonGF256Poly* AddOrSubtract(CBC_ReedSolomonGF256Poly* other, FX_INT32 &e); | |
| CBC_ReedSolomonGF256Poly* Multiply(CBC_ReedSolomonGF256Poly* other, FX_INT32 &e); | |
| CBC_ReedSolomonGF256Poly* Multiply(FX_INT32 scalar, FX_INT32 &e); | |
| CBC_ReedSolomonGF256Poly* MultiplyByMonomial(FX_INT32 degree, FX_INT32 coefficient, FX_INT32 &e); | |
| CFX_PtrArray* Divide(CBC_ReedSolomonGF256Poly *other, FX_INT32 &e); | |
| CBC_ReedSolomonGF256Poly* Clone(FX_INT32 &e); | |
| virtual void Init(CBC_ReedSolomonGF256* field, CFX_Int32Array* coefficients, FX_INT32 &e); | |
| private: | |
| CBC_ReedSolomonGF256* m_field; | |
| CFX_Int32Array m_coefficients; | |
| }; | |
| #endif |