| Index: core/fpdfapi/page/cpdf_streamparser.h
|
| diff --git a/core/fpdfapi/page/cpdf_streamparser.h b/core/fpdfapi/page/cpdf_streamparser.h
|
| new file mode 100644
|
| index 0000000000000000000000000000000000000000..ce01dd04ee352ac2d9c346b75226dc31761bee4e
|
| --- /dev/null
|
| +++ b/core/fpdfapi/page/cpdf_streamparser.h
|
| @@ -0,0 +1,60 @@
|
| +// Copyright 2016 PDFium Authors. All rights reserved.
|
| +// Use of this source code is governed by a BSD-style license that can be
|
| +// found in the LICENSE file.
|
| +
|
| +// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
|
| +
|
| +#ifndef CORE_FPDFAPI_PAGE_CPDF_STREAMPARSER_H_
|
| +#define CORE_FPDFAPI_PAGE_CPDF_STREAMPARSER_H_
|
| +
|
| +#include <memory>
|
| +#include <utility>
|
| +
|
| +#include "core/fpdfapi/parser/cpdf_dictionary.h"
|
| +#include "core/fpdfapi/parser/cpdf_document.h"
|
| +#include "core/fpdfapi/parser/cpdf_object.h"
|
| +#include "core/fpdfapi/parser/cpdf_stream.h"
|
| +#include "core/fxcrt/cfx_string_pool_template.h"
|
| +#include "core/fxcrt/cfx_weak_ptr.h"
|
| +
|
| +class CPDF_StreamParser {
|
| + public:
|
| + enum SyntaxType { EndOfData, Number, Keyword, Name, Others };
|
| +
|
| + CPDF_StreamParser(const uint8_t* pData, uint32_t dwSize);
|
| + CPDF_StreamParser(const uint8_t* pData,
|
| + uint32_t dwSize,
|
| + const CFX_WeakPtr<CFX_ByteStringPool>& pPool);
|
| + ~CPDF_StreamParser();
|
| +
|
| + SyntaxType ParseNextElement();
|
| + const uint8_t* GetWordBuf() const { return m_WordBuffer; }
|
| + uint32_t GetWordSize() const { return m_WordSize; }
|
| + uint32_t GetPos() const { return m_Pos; }
|
| + void SetPos(uint32_t pos) { m_Pos = pos; }
|
| + std::unique_ptr<CPDF_Object> GetObject() { return std::move(m_pLastObj); }
|
| + std::unique_ptr<CPDF_Object> ReadNextObject(bool bAllowNestedArray,
|
| + uint32_t dwInArrayLevel);
|
| + std::unique_ptr<CPDF_Stream> ReadInlineStream(
|
| + CPDF_Document* pDoc,
|
| + std::unique_ptr<CPDF_Dictionary> pDict,
|
| + CPDF_Object* pCSObj);
|
| +
|
| + private:
|
| + friend class cpdf_streamparser_ReadHexString_Test;
|
| +
|
| + void GetNextWord(bool& bIsNumber);
|
| + CFX_ByteString ReadString();
|
| + CFX_ByteString ReadHexString();
|
| + bool PositionIsInBounds() const;
|
| +
|
| + const uint8_t* m_pBuf;
|
| + uint32_t m_Size; // Length in bytes of m_pBuf.
|
| + uint32_t m_Pos; // Current byte position within m_pBuf.
|
| + uint8_t m_WordBuffer[256];
|
| + uint32_t m_WordSize;
|
| + std::unique_ptr<CPDF_Object> m_pLastObj;
|
| + CFX_WeakPtr<CFX_ByteStringPool> m_pPool;
|
| +};
|
| +
|
| +#endif // CORE_FPDFAPI_PAGE_CPDF_STREAMPARSER_H_
|
|
|