Chromium Code Reviews| 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..4298e6bb143f138adeefd2408124d4dceb60a0d8 |
| --- /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(); |
| + uint8_t* GetWordBuf() { return m_WordBuffer; } |
|
dsinclair
2016/11/22 18:13:23
const?
Tom Sepez
2016/11/22 18:36:31
const uint8_t* GWB() const {}
|
| + 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_ |