blob: 5c9ae6cce64dbb4b3b0aa40a3d740b12cc5a12b2 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
|
// 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, 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
|
