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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 // Original code is licensed as follows: | 6 // Original code is licensed as follows: |
7 /* | 7 /* |
8 * Copyright 2012 ZXing authors | 8 * Copyright 2012 ZXing authors |
9 * | 9 * |
10 * Licensed under the Apache License, Version 2.0 (the "License"); | 10 * Licensed under the Apache License, Version 2.0 (the "License"); |
11 * you may not use this file except in compliance with the License. | 11 * you may not use this file except in compliance with the License. |
12 * You may obtain a copy of the License at | 12 * You may obtain a copy of the License at |
13 * | 13 * |
14 * http://www.apache.org/licenses/LICENSE-2.0 | 14 * http://www.apache.org/licenses/LICENSE-2.0 |
15 * | 15 * |
16 * Unless required by applicable law or agreed to in writing, software | 16 * Unless required by applicable law or agreed to in writing, software |
17 * distributed under the License is distributed on an "AS IS" BASIS, | 17 * distributed under the License is distributed on an "AS IS" BASIS, |
18 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | 18 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
19 * See the License for the specific language governing permissions and | 19 * See the License for the specific language governing permissions and |
20 * limitations under the License. | 20 * limitations under the License. |
21 */ | 21 */ |
22 | 22 |
23 #include "xfa/src/fxbarcode/pdf417/BC_PDF417Common.h" | 23 #include "xfa/fxbarcode/pdf417/BC_PDF417Common.h" |
24 #include "xfa/src/fxbarcode/pdf417/BC_PDF417ECModulusGF.h" | 24 #include "xfa/fxbarcode/pdf417/BC_PDF417ECModulusGF.h" |
25 #include "xfa/src/fxbarcode/pdf417/BC_PDF417ECModulusPoly.h" | 25 #include "xfa/fxbarcode/pdf417/BC_PDF417ECModulusPoly.h" |
26 #include "xfa/src/fxbarcode/utils.h" | 26 #include "xfa/fxbarcode/utils.h" |
27 | 27 |
28 CBC_PDF417ECModulusGF* CBC_PDF417ECModulusGF::PDF417_GF = NULL; | 28 CBC_PDF417ECModulusGF* CBC_PDF417ECModulusGF::PDF417_GF = NULL; |
29 void CBC_PDF417ECModulusGF::Initialize(int32_t& e) { | 29 void CBC_PDF417ECModulusGF::Initialize(int32_t& e) { |
30 PDF417_GF = | 30 PDF417_GF = |
31 new CBC_PDF417ECModulusGF(CBC_PDF417Common::NUMBER_OF_CODEWORDS, 3, e); | 31 new CBC_PDF417ECModulusGF(CBC_PDF417Common::NUMBER_OF_CODEWORDS, 3, e); |
32 } | 32 } |
33 void CBC_PDF417ECModulusGF::Finalize() { | 33 void CBC_PDF417ECModulusGF::Finalize() { |
34 delete PDF417_GF; | 34 delete PDF417_GF; |
35 } | 35 } |
36 CBC_PDF417ECModulusGF::CBC_PDF417ECModulusGF(int32_t modulus, | 36 CBC_PDF417ECModulusGF::CBC_PDF417ECModulusGF(int32_t modulus, |
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111 } | 111 } |
112 int32_t CBC_PDF417ECModulusGF::multiply(int32_t a, int32_t b) { | 112 int32_t CBC_PDF417ECModulusGF::multiply(int32_t a, int32_t b) { |
113 if (a == 0 || b == 0) { | 113 if (a == 0 || b == 0) { |
114 return 0; | 114 return 0; |
115 } | 115 } |
116 return m_expTable[(m_logTable[a] + m_logTable[b]) % (m_modulus - 1)]; | 116 return m_expTable[(m_logTable[a] + m_logTable[b]) % (m_modulus - 1)]; |
117 } | 117 } |
118 int32_t CBC_PDF417ECModulusGF::getSize() { | 118 int32_t CBC_PDF417ECModulusGF::getSize() { |
119 return m_modulus; | 119 return m_modulus; |
120 } | 120 } |
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