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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_SRC_FXBARCODE_PDF417_BC_PDF417ECMODULUSGF_H_ | 7 #ifndef XFA_SRC_FXBARCODE_PDF417_BC_PDF417ECMODULUSGF_H_ |
8 #define XFA_SRC_FXBARCODE_PDF417_BC_PDF417ECMODULUSGF_H_ | 8 #define XFA_SRC_FXBARCODE_PDF417_BC_PDF417ECMODULUSGF_H_ |
9 | 9 |
10 class CBC_PDF417ECModulusPoly; | 10 class CBC_PDF417ECModulusPoly; |
11 class CBC_PDF417Common; | |
12 class CBC_PDF417ECModulusGF { | 11 class CBC_PDF417ECModulusGF { |
13 public: | 12 public: |
14 CBC_PDF417ECModulusGF(int32_t modulus, int32_t generator, int32_t& e); | 13 CBC_PDF417ECModulusGF(int32_t modulus, int32_t generator, int32_t& e); |
15 virtual ~CBC_PDF417ECModulusGF(); | 14 virtual ~CBC_PDF417ECModulusGF(); |
16 static void Initialize(int32_t& e); | 15 static void Initialize(int32_t& e); |
17 static void Finalize(); | 16 static void Finalize(); |
18 CBC_PDF417ECModulusPoly* getZero(); | 17 CBC_PDF417ECModulusPoly* getZero(); |
19 CBC_PDF417ECModulusPoly* getOne(); | 18 CBC_PDF417ECModulusPoly* getOne(); |
20 CBC_PDF417ECModulusPoly* buildMonomial(int32_t degree, | 19 CBC_PDF417ECModulusPoly* buildMonomial(int32_t degree, |
21 int32_t coefficient, | 20 int32_t coefficient, |
22 int32_t& e); | 21 int32_t& e); |
23 int32_t add(int32_t a, int32_t b); | 22 int32_t add(int32_t a, int32_t b); |
24 int32_t subtract(int32_t a, int32_t b); | 23 int32_t subtract(int32_t a, int32_t b); |
25 int32_t exp(int32_t a); | 24 int32_t exp(int32_t a); |
26 int32_t log(int32_t a, int32_t& e); | 25 int32_t log(int32_t a, int32_t& e); |
27 int32_t inverse(int32_t a, int32_t& e); | 26 int32_t inverse(int32_t a, int32_t& e); |
28 int32_t multiply(int32_t a, int32_t b); | 27 int32_t multiply(int32_t a, int32_t b); |
29 int32_t getSize(); | 28 int32_t getSize(); |
30 static CBC_PDF417ECModulusGF* PDF417_GF; | 29 static CBC_PDF417ECModulusGF* PDF417_GF; |
31 | 30 |
32 private: | 31 private: |
33 CFX_Int32Array m_expTable; | 32 CFX_Int32Array m_expTable; |
34 CFX_Int32Array m_logTable; | 33 CFX_Int32Array m_logTable; |
35 CBC_PDF417ECModulusPoly* m_zero; | 34 CBC_PDF417ECModulusPoly* m_zero; |
36 CBC_PDF417ECModulusPoly* m_one; | 35 CBC_PDF417ECModulusPoly* m_one; |
37 int32_t m_modulus; | 36 int32_t m_modulus; |
38 }; | 37 }; |
39 | 38 |
40 #endif // XFA_SRC_FXBARCODE_PDF417_BC_PDF417ECMODULUSGF_H_ | 39 #endif // XFA_SRC_FXBARCODE_PDF417_BC_PDF417ECMODULUSGF_H_ |
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