1*3ac0a46fSAndroid Build Coastguard Worker // Copyright 2014 The PDFium Authors 2*3ac0a46fSAndroid Build Coastguard Worker // Use of this source code is governed by a BSD-style license that can be 3*3ac0a46fSAndroid Build Coastguard Worker // found in the LICENSE file. 4*3ac0a46fSAndroid Build Coastguard Worker 5*3ac0a46fSAndroid Build Coastguard Worker // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com 6*3ac0a46fSAndroid Build Coastguard Worker 7*3ac0a46fSAndroid Build Coastguard Worker #ifndef FXBARCODE_COMMON_REEDSOLOMON_BC_REEDSOLOMON_H_ 8*3ac0a46fSAndroid Build Coastguard Worker #define FXBARCODE_COMMON_REEDSOLOMON_BC_REEDSOLOMON_H_ 9*3ac0a46fSAndroid Build Coastguard Worker 10*3ac0a46fSAndroid Build Coastguard Worker #include <memory> 11*3ac0a46fSAndroid Build Coastguard Worker #include <vector> 12*3ac0a46fSAndroid Build Coastguard Worker 13*3ac0a46fSAndroid Build Coastguard Worker #include "core/fxcrt/unowned_ptr.h" 14*3ac0a46fSAndroid Build Coastguard Worker 15*3ac0a46fSAndroid Build Coastguard Worker class CBC_ReedSolomonGF256; 16*3ac0a46fSAndroid Build Coastguard Worker class CBC_ReedSolomonGF256Poly; 17*3ac0a46fSAndroid Build Coastguard Worker 18*3ac0a46fSAndroid Build Coastguard Worker class CBC_ReedSolomonEncoder { 19*3ac0a46fSAndroid Build Coastguard Worker public: 20*3ac0a46fSAndroid Build Coastguard Worker explicit CBC_ReedSolomonEncoder(CBC_ReedSolomonGF256* field); 21*3ac0a46fSAndroid Build Coastguard Worker ~CBC_ReedSolomonEncoder(); 22*3ac0a46fSAndroid Build Coastguard Worker 23*3ac0a46fSAndroid Build Coastguard Worker bool Encode(std::vector<int32_t>* toEncode, size_t ecBytes); 24*3ac0a46fSAndroid Build Coastguard Worker 25*3ac0a46fSAndroid Build Coastguard Worker private: 26*3ac0a46fSAndroid Build Coastguard Worker CBC_ReedSolomonGF256Poly* BuildGenerator(size_t degree); 27*3ac0a46fSAndroid Build Coastguard Worker 28*3ac0a46fSAndroid Build Coastguard Worker UnownedPtr<CBC_ReedSolomonGF256> const m_field; 29*3ac0a46fSAndroid Build Coastguard Worker std::vector<std::unique_ptr<CBC_ReedSolomonGF256Poly>> m_cachedGenerators; 30*3ac0a46fSAndroid Build Coastguard Worker }; 31*3ac0a46fSAndroid Build Coastguard Worker 32*3ac0a46fSAndroid Build Coastguard Worker #endif // FXBARCODE_COMMON_REEDSOLOMON_BC_REEDSOLOMON_H_ 33