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

Issue 1803723002: Move xfa/src up to xfa/. (Closed) Base URL: https://pdfium.googlesource.com/pdfium.git@master
Patch Set: Rebase to master Created 4 years, 9 months ago
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1 // Copyright 2014 PDFium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
4
5 // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
6
7 #ifndef XFA_SRC_FXBARCODE_COMMON_REEDSOLOMON_BC_REEDSOLOMONGF256POLY_H_
8 #define XFA_SRC_FXBARCODE_COMMON_REEDSOLOMON_BC_REEDSOLOMONGF256POLY_H_
9
10 #include "core/include/fxcrt/fx_basic.h"
11
12 class CBC_ReedSolomonGF256;
13
14 class CBC_ReedSolomonGF256Poly {
15 public:
16 CBC_ReedSolomonGF256Poly(CBC_ReedSolomonGF256* field, int32_t coefficients);
17 CBC_ReedSolomonGF256Poly();
18 virtual ~CBC_ReedSolomonGF256Poly();
19 int32_t GetCoefficients(int32_t degree);
20 CFX_Int32Array* GetCoefficients();
21 int32_t GetDegree();
22 FX_BOOL IsZero();
23 int32_t EvaluateAt(int32_t a);
24 CBC_ReedSolomonGF256Poly* AddOrSubtract(CBC_ReedSolomonGF256Poly* other,
25 int32_t& e);
26 CBC_ReedSolomonGF256Poly* Multiply(CBC_ReedSolomonGF256Poly* other,
27 int32_t& e);
28 CBC_ReedSolomonGF256Poly* Multiply(int32_t scalar, int32_t& e);
29 CBC_ReedSolomonGF256Poly* MultiplyByMonomial(int32_t degree,
30 int32_t coefficient,
31 int32_t& e);
32 CFX_PtrArray* Divide(CBC_ReedSolomonGF256Poly* other, int32_t& e);
33 CBC_ReedSolomonGF256Poly* Clone(int32_t& e);
34 virtual void Init(CBC_ReedSolomonGF256* field,
35 CFX_Int32Array* coefficients,
36 int32_t& e);
37
38 private:
39 CBC_ReedSolomonGF256* m_field;
40 CFX_Int32Array m_coefficients;
41 };
42
43 #endif // XFA_SRC_FXBARCODE_COMMON_REEDSOLOMON_BC_REEDSOLOMONGF256POLY_H_
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