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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_INT_H_
#define CORE_FXCRT_XML_INT_H_
#include <algorithm>
#include "core/fxcrt/fx_stream.h"
class CFX_UTF8Decoder;
class CXML_Element;
class CXML_DataBufAcc : public IFX_BufferRead {
public:
CXML_DataBufAcc(const uint8_t* pBuffer, size_t size);
~CXML_DataBufAcc() override;
// IFX_BufferRead
void Release() override;
FX_BOOL IsEOF() override;
FX_FILESIZE GetPosition() override;
size_t ReadBlock(void* buffer, size_t size) override;
FX_BOOL ReadNextBlock(FX_BOOL bRestart = FALSE) override;
const uint8_t* GetBlockBuffer() override;
size_t GetBlockSize() override;
FX_FILESIZE GetBlockOffset() override;
protected:
const uint8_t* m_pBuffer;
size_t m_dwSize;
size_t m_dwCurPos;
};
class CXML_DataStmAcc : public IFX_BufferRead {
public:
explicit CXML_DataStmAcc(IFX_SeekableReadStream* pFileRead);
~CXML_DataStmAcc() override;
// IFX_BufferRead
void Release() override;
FX_BOOL IsEOF() override;
FX_FILESIZE GetPosition() override;
size_t ReadBlock(void* buffer, size_t size) override;
FX_BOOL ReadNextBlock(FX_BOOL bRestart = FALSE) override;
const uint8_t* GetBlockBuffer() override;
size_t GetBlockSize() override;
FX_FILESIZE GetBlockOffset() override;
protected:
IFX_SeekableReadStream* m_pFileRead;
uint8_t* m_pBuffer;
FX_FILESIZE m_nStart;
size_t m_dwSize;
};
class CXML_Parser {
public:
CXML_Parser();
~CXML_Parser();
FX_BOOL Init(uint8_t* pBuffer, size_t size);
FX_BOOL Init(IFX_SeekableReadStream* pFileRead);
FX_BOOL Init(IFX_BufferRead* pBuffer);
FX_BOOL Init(FX_BOOL bOwndedStream);
FX_BOOL ReadNextBlock();
FX_BOOL IsEOF();
FX_BOOL HaveAvailData();
void SkipWhiteSpaces();
void GetName(CFX_ByteString& space, CFX_ByteString& name);
void GetAttrValue(CFX_WideString& value);
uint32_t GetCharRef();
void GetTagName(CFX_ByteString& space,
CFX_ByteString& name,
FX_BOOL& bEndTag,
FX_BOOL bStartTag = FALSE);
void SkipLiterals(const CFX_ByteStringC& str);
CXML_Element* ParseElement(CXML_Element* pParent, FX_BOOL bStartTag = FALSE);
void InsertContentSegment(FX_BOOL bCDATA,
const CFX_WideStringC& content,
CXML_Element* pElement);
void InsertCDATASegment(CFX_UTF8Decoder& decoder, CXML_Element* pElement);
IFX_BufferRead* m_pDataAcc;
FX_BOOL m_bOwnedStream;
FX_FILESIZE m_nOffset;
FX_BOOL m_bSaveSpaceChars;
const uint8_t* m_pBuffer;
size_t m_dwBufferSize;
FX_FILESIZE m_nBufferOffset;
size_t m_dwIndex;
};
void FX_XML_SplitQualifiedName(const CFX_ByteStringC& bsFullName,
CFX_ByteStringC& bsSpace,
CFX_ByteStringC& bsName);
#endif // CORE_FXCRT_XML_INT_H_
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