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