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Side by Side Diff: xfa/fxbarcode/common/reedsolomon/BC_ReedSolomonGF256Poly.h

Issue 1937513002: Replace CFX_PtrArray with typesafe CFX_ArrayTemplate, part 8 (Closed) Base URL: https://pdfium.googlesource.com/pdfium.git@master
Patch Set: Flip if/else. Created 4 years, 7 months ago
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1 // Copyright 2014 PDFium Authors. All rights reserved. 1 // Copyright 2014 PDFium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be 2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file. 3 // found in the LICENSE file.
4 4
5 // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com 5 // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
6 6
7 #ifndef XFA_FXBARCODE_COMMON_REEDSOLOMON_BC_REEDSOLOMONGF256POLY_H_ 7 #ifndef XFA_FXBARCODE_COMMON_REEDSOLOMON_BC_REEDSOLOMONGF256POLY_H_
8 #define XFA_FXBARCODE_COMMON_REEDSOLOMON_BC_REEDSOLOMONGF256POLY_H_ 8 #define XFA_FXBARCODE_COMMON_REEDSOLOMON_BC_REEDSOLOMONGF256POLY_H_
9 9
10 #include "core/fxcrt/include/fx_basic.h" 10 #include "core/fxcrt/include/fx_basic.h"
11 11
12 class CBC_ReedSolomonGF256; 12 class CBC_ReedSolomonGF256;
13 13
14 class CBC_ReedSolomonGF256Poly { 14 class CBC_ReedSolomonGF256Poly final {
15 public: 15 public:
16 CBC_ReedSolomonGF256Poly(CBC_ReedSolomonGF256* field, int32_t coefficients); 16 CBC_ReedSolomonGF256Poly(CBC_ReedSolomonGF256* field, int32_t coefficients);
17 CBC_ReedSolomonGF256Poly(); 17 CBC_ReedSolomonGF256Poly();
18 virtual ~CBC_ReedSolomonGF256Poly(); 18 ~CBC_ReedSolomonGF256Poly();
19 void Init(CBC_ReedSolomonGF256* field,
20 CFX_Int32Array* coefficients,
21 int32_t& e);
22
19 int32_t GetCoefficients(int32_t degree); 23 int32_t GetCoefficients(int32_t degree);
20 CFX_Int32Array* GetCoefficients(); 24 CFX_Int32Array* GetCoefficients();
21 int32_t GetDegree(); 25 int32_t GetDegree();
22 FX_BOOL IsZero(); 26 FX_BOOL IsZero();
23 int32_t EvaluateAt(int32_t a); 27 int32_t EvaluateAt(int32_t a);
24 CBC_ReedSolomonGF256Poly* AddOrSubtract(CBC_ReedSolomonGF256Poly* other, 28 CBC_ReedSolomonGF256Poly* AddOrSubtract(CBC_ReedSolomonGF256Poly* other,
25 int32_t& e); 29 int32_t& e);
26 CBC_ReedSolomonGF256Poly* Multiply(CBC_ReedSolomonGF256Poly* other, 30 CBC_ReedSolomonGF256Poly* Multiply(CBC_ReedSolomonGF256Poly* other,
27 int32_t& e); 31 int32_t& e);
28 CBC_ReedSolomonGF256Poly* Multiply(int32_t scalar, int32_t& e); 32 CBC_ReedSolomonGF256Poly* Multiply(int32_t scalar, int32_t& e);
29 CBC_ReedSolomonGF256Poly* MultiplyByMonomial(int32_t degree, 33 CBC_ReedSolomonGF256Poly* MultiplyByMonomial(int32_t degree,
30 int32_t coefficient, 34 int32_t coefficient,
31 int32_t& e); 35 int32_t& e);
32 CFX_PtrArray* Divide(CBC_ReedSolomonGF256Poly* other, int32_t& e); 36 CFX_ArrayTemplate<CBC_ReedSolomonGF256Poly*>* Divide(
37 CBC_ReedSolomonGF256Poly* other,
38 int32_t& e);
39
33 CBC_ReedSolomonGF256Poly* Clone(int32_t& e); 40 CBC_ReedSolomonGF256Poly* Clone(int32_t& e);
34 virtual void Init(CBC_ReedSolomonGF256* field,
35 CFX_Int32Array* coefficients,
36 int32_t& e);
37 41
38 private: 42 private:
39 CBC_ReedSolomonGF256* m_field; 43 CBC_ReedSolomonGF256* m_field;
40 CFX_Int32Array m_coefficients; 44 CFX_Int32Array m_coefficients;
41 }; 45 };
42 46
43 #endif // XFA_FXBARCODE_COMMON_REEDSOLOMON_BC_REEDSOLOMONGF256POLY_H_ 47 #endif // XFA_FXBARCODE_COMMON_REEDSOLOMON_BC_REEDSOLOMONGF256POLY_H_
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