1 // Copyright 2016 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 CORE_FPDFAPI_PARSER_CPDF_SIMPLE_PARSER_H_ 8 #define CORE_FPDFAPI_PARSER_CPDF_SIMPLE_PARSER_H_ 9 10 #include <utility> 11 12 #include "core/fxcrt/fx_string.h" 13 #include "core/fxcrt/fx_system.h" 14 15 class CPDF_SimpleParser { 16 public: 17 CPDF_SimpleParser(const uint8_t* pData, uint32_t dwSize); 18 explicit CPDF_SimpleParser(const ByteStringView& str); 19 20 ByteStringView GetWord(); 21 22 // Find the token and its |nParams| parameters from the start of data, 23 // and move the current position to the start of those parameters. 24 bool FindTagParamFromStart(const ByteStringView& token, int nParams); 25 26 // For testing only. GetCurPos()27 uint32_t GetCurPos() const { return m_dwCurPos; } 28 29 private: 30 std::pair<const uint8_t*, uint32_t> ParseWord(); 31 32 const uint8_t* m_pData; 33 uint32_t m_dwSize; 34 uint32_t m_dwCurPos; 35 }; 36 37 #endif // CORE_FPDFAPI_PARSER_CPDF_SIMPLE_PARSER_H_ 38