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// Copyright 2014 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_FXCRT_XML_CXML_PARSER_H_
#define CORE_FXCRT_XML_CXML_PARSER_H_
#include <algorithm>
#include <memory>
#include "core/fxcrt/fx_stream.h"
#include "core/fxcrt/xml/cxml_databufacc.h"
class CFX_UTF8Decoder;
class CXML_Element;
class CXML_Parser {
public:
CXML_Parser();
~CXML_Parser();
bool Init(const uint8_t* pBuffer, size_t size);
bool ReadNextBlock();
bool IsEOF();
bool HaveAvailData();
void SkipWhiteSpaces();
void GetName(ByteString* space, ByteString* name);
WideString GetAttrValue();
uint32_t GetCharRef();
void GetTagName(bool bStartTag,
bool* bEndTag,
ByteString* space,
ByteString* name);
void SkipLiterals(const ByteStringView& str);
std::unique_ptr<CXML_Element> ParseElement(CXML_Element* pParent,
bool bStartTag);
void InsertContentSegment(bool bCDATA,
const WideStringView& content,
CXML_Element* pElement);
void InsertCDATASegment(CFX_UTF8Decoder& decoder, CXML_Element* pElement);
private:
std::unique_ptr<CXML_Element> ParseElementInternal(CXML_Element* pParent,
bool bStartTag,
int nDepth);
std::unique_ptr<CXML_DataBufAcc> m_pDataAcc;
FX_FILESIZE m_nOffset;
const uint8_t* m_pBuffer;
size_t m_dwBufferSize;
FX_FILESIZE m_nBufferOffset;
size_t m_dwIndex;
};
#endif // CORE_FXCRT_XML_CXML_PARSER_H_
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