// Copyright 2014 PDFium Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
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#ifndef CORE_FXCRT_XML_INT_H_
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#define CORE_FXCRT_XML_INT_H_
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#include <algorithm>
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#include "core/fxcrt/include/fx_stream.h"
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class CFX_UTF8Decoder;
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class CXML_Element;
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class CXML_DataBufAcc : public IFX_BufferRead {
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public:
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CXML_DataBufAcc(const uint8_t* pBuffer, size_t size);
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~CXML_DataBufAcc() override;
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// IFX_BufferRead
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void Release() override;
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FX_BOOL IsEOF() override;
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FX_FILESIZE GetPosition() override;
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size_t ReadBlock(void* buffer, size_t size) override;
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FX_BOOL ReadNextBlock(FX_BOOL bRestart = FALSE) override;
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const uint8_t* GetBlockBuffer() override;
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size_t GetBlockSize() override;
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FX_FILESIZE GetBlockOffset() override;
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protected:
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const uint8_t* m_pBuffer;
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size_t m_dwSize;
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size_t m_dwCurPos;
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};
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class CXML_DataStmAcc : public IFX_BufferRead {
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public:
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explicit CXML_DataStmAcc(IFX_FileRead* pFileRead);
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~CXML_DataStmAcc() override;
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// IFX_BufferRead
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void Release() override;
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FX_BOOL IsEOF() override;
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FX_FILESIZE GetPosition() override;
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size_t ReadBlock(void* buffer, size_t size) override;
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FX_BOOL ReadNextBlock(FX_BOOL bRestart = FALSE) override;
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const uint8_t* GetBlockBuffer() override;
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size_t GetBlockSize() override;
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FX_FILESIZE GetBlockOffset() override;
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protected:
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IFX_FileRead* m_pFileRead;
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uint8_t* m_pBuffer;
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FX_FILESIZE m_nStart;
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size_t m_dwSize;
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};
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class CXML_Parser {
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public:
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CXML_Parser();
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~CXML_Parser();
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FX_BOOL Init(uint8_t* pBuffer, size_t size);
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FX_BOOL Init(IFX_FileRead* pFileRead);
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FX_BOOL Init(IFX_BufferRead* pBuffer);
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FX_BOOL Init(FX_BOOL bOwndedStream);
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FX_BOOL ReadNextBlock();
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FX_BOOL IsEOF();
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FX_BOOL HaveAvailData();
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void SkipWhiteSpaces();
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void GetName(CFX_ByteString& space, CFX_ByteString& name);
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void GetAttrValue(CFX_WideString& value);
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uint32_t GetCharRef();
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void GetTagName(CFX_ByteString& space,
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CFX_ByteString& name,
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FX_BOOL& bEndTag,
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FX_BOOL bStartTag = FALSE);
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void SkipLiterals(const CFX_ByteStringC& str);
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CXML_Element* ParseElement(CXML_Element* pParent, FX_BOOL bStartTag = FALSE);
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void InsertContentSegment(FX_BOOL bCDATA,
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const CFX_WideStringC& content,
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CXML_Element* pElement);
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void InsertCDATASegment(CFX_UTF8Decoder& decoder, CXML_Element* pElement);
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IFX_BufferRead* m_pDataAcc;
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FX_BOOL m_bOwnedStream;
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FX_FILESIZE m_nOffset;
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FX_BOOL m_bSaveSpaceChars;
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const uint8_t* m_pBuffer;
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size_t m_dwBufferSize;
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FX_FILESIZE m_nBufferOffset;
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size_t m_dwIndex;
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};
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void FX_XML_SplitQualifiedName(const CFX_ByteStringC& bsFullName,
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CFX_ByteStringC& bsSpace,
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CFX_ByteStringC& bsName);
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#endif // CORE_FXCRT_XML_INT_H_
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