VBACompressionChunk Class Reference

#include <vbaexport.hxx>

Collaboration diagram for VBACompressionChunk:

Public Member Functions
	VBACompressionChunk (SvStream &rCompressedStream, const sal_uInt8 *pData, std::size_t nChunkSize)
void	write ()

Private Member Functions
void	compressTokenSequence ()
void	compressToken (size_t index, sal_uInt8 &nFlagByte)
sal_uInt16	CopyToken (size_t nLength, size_t nOffset)
void	match (size_t &rLength, size_t &rOffset)
void	CopyTokenHelp (sal_uInt16 &rLengthMask, sal_uInt16 &rOffsetMask, sal_uInt16 &rBitCount, sal_uInt16 &rMaximumLength)
void	writeRawChunk ()
sal_uInt16	handleHeader (bool bCompressed)

Static Private Member Functions
static void	PackCompressedChunkSize (size_t nSize, sal_uInt16 &rHeader)
static void	PackCompressedChunkFlag (bool bCompressed, sal_uInt16 &rHeader)
static void	PackCompressedChunkSignature (sal_uInt16 &rHeader)
static void	SetFlagBit (size_t index, bool bVal, sal_uInt8 &rFlag)

Private Attributes
SvStream &	mrCompressedStream
const sal_uInt8 *	mpUncompressedData
sal_uInt8 *	mpCompressedChunkStream
std::size_t	mnChunkSize
sal_uInt64	mnCompressedCurrent
sal_uInt64	mnCompressedEnd
sal_uInt64	mnDecompressedCurrent
sal_uInt64	mnDecompressedEnd

Detailed Description

Definition at line 53 of file vbaexport.hxx.

Constructor & Destructor Documentation

VBACompressionChunk()

VBACompressionChunk::VBACompressionChunk	(	SvStream &	rCompressedStream,
		const sal_uInt8 *	pData,
		std::size_t	nChunkSize
	)

Definition at line 85 of file vbaexport.cxx.

References pData.

Member Function Documentation

compressToken()

void VBACompressionChunk::compressToken ( size_t  index, sal_uInt8 &  nFlagByte  )

private

Definition at line 195 of file vbaexport.cxx.

References CopyToken(), index, match(), mnCompressedCurrent, mnCompressedEnd, mnDecompressedCurrent, mpCompressedChunkStream, mpUncompressedData, nLength, nToken, SetFlagBit(), and setUInt16().

Referenced by compressTokenSequence().

compressTokenSequence()

void VBACompressionChunk::compressTokenSequence ( )

private

Definition at line 178 of file vbaexport.cxx.

References compressToken(), index, mnCompressedCurrent, mnCompressedEnd, mnDecompressedCurrent, mnDecompressedEnd, and mpCompressedChunkStream.

Referenced by write().

CopyToken()

sal_uInt16 VBACompressionChunk::CopyToken ( size_t  nLength, size_t  nOffset  )

private

Definition at line 239 of file vbaexport.cxx.

References CopyTokenHelp(), nBitCount, nLength, and nToken.

Referenced by compressToken().

CopyTokenHelp()

void VBACompressionChunk::CopyTokenHelp ( sal_uInt16 &  rLengthMask, sal_uInt16 &  rOffsetMask, sal_uInt16 &  rBitCount, sal_uInt16 &  rMaximumLength  )

private

Definition at line 295 of file vbaexport.cxx.

References mnDecompressedCurrent.

Referenced by CopyToken(), and match().

handleHeader()

sal_uInt16 VBACompressionChunk::handleHeader ( bool  bCompressed )

private

Definition at line 103 of file vbaexport.cxx.

References mnCompressedCurrent, PackCompressedChunkFlag(), PackCompressedChunkSignature(), and PackCompressedChunkSize().

Referenced by write().

match()

void VBACompressionChunk::match ( size_t &  rLength, size_t &  rOffset  )

private

Definition at line 254 of file vbaexport.cxx.

References CopyTokenHelp(), mnChunkSize, mnDecompressedCurrent, mpUncompressedData, and nBitCount.

Referenced by compressToken().

PackCompressedChunkFlag()

void VBACompressionChunk::PackCompressedChunkFlag ( bool  bCompressed, sal_uInt16 &  rHeader  )

staticprivate

Definition at line 163 of file vbaexport.cxx.

Referenced by handleHeader().

PackCompressedChunkSignature()

void VBACompressionChunk::PackCompressedChunkSignature ( sal_uInt16 &  rHeader )

staticprivate

Definition at line 171 of file vbaexport.cxx.

Referenced by handleHeader().

PackCompressedChunkSize()

void VBACompressionChunk::PackCompressedChunkSize ( size_t  nSize, sal_uInt16 &  rHeader  )

staticprivate

Definition at line 155 of file vbaexport.cxx.

Referenced by handleHeader().

SetFlagBit()

void VBACompressionChunk::SetFlagBit ( size_t  index, bool  bVal, sal_uInt8 &  rFlag  )

staticprivate

Definition at line 231 of file vbaexport.cxx.

References index.

Referenced by compressToken().

write()

void VBACompressionChunk::write

(

)

Definition at line 116 of file vbaexport.cxx.

References compressTokenSequence(), handleHeader(), mnChunkSize, mnCompressedCurrent, mnCompressedEnd, mnDecompressedCurrent, mnDecompressedEnd, mpCompressedChunkStream, mrCompressedStream, SvStream::Seek(), setUInt16(), SvStream::Tell(), SvStream::WriteBytes(), writeRawChunk(), and SvStream::WriteUInt16().

Referenced by VBACompression::write().

writeRawChunk()

void VBACompressionChunk::writeRawChunk ( )

private

Definition at line 325 of file vbaexport.cxx.

References namespaces::i, mnChunkSize, mpUncompressedData, mrCompressedStream, SvStream::WriteBytes(), and SvStream::WriteUInt8().

Referenced by write().

Member Data Documentation

mnChunkSize

std::size_t VBACompressionChunk::mnChunkSize

private

Definition at line 67 of file vbaexport.hxx.

Referenced by match(), write(), and writeRawChunk().

mnCompressedCurrent

sal_uInt64 VBACompressionChunk::mnCompressedCurrent

private

Definition at line 70 of file vbaexport.hxx.

Referenced by compressToken(), compressTokenSequence(), handleHeader(), and write().

mnCompressedEnd

sal_uInt64 VBACompressionChunk::mnCompressedEnd

private

Definition at line 73 of file vbaexport.hxx.

Referenced by compressToken(), compressTokenSequence(), and write().

mnDecompressedCurrent

sal_uInt64 VBACompressionChunk::mnDecompressedCurrent

private

Definition at line 76 of file vbaexport.hxx.

Referenced by compressToken(), compressTokenSequence(), CopyTokenHelp(), match(), and write().

mnDecompressedEnd

sal_uInt64 VBACompressionChunk::mnDecompressedEnd

private

Definition at line 79 of file vbaexport.hxx.

Referenced by compressTokenSequence(), and write().

mpCompressedChunkStream

sal_uInt8* VBACompressionChunk::mpCompressedChunkStream

private

Definition at line 64 of file vbaexport.hxx.

Referenced by compressToken(), compressTokenSequence(), and write().

mpUncompressedData

const sal_uInt8* VBACompressionChunk::mpUncompressedData

private

Definition at line 63 of file vbaexport.hxx.

Referenced by compressToken(), match(), and writeRawChunk().

mrCompressedStream

SvStream& VBACompressionChunk::mrCompressedStream

private

Definition at line 62 of file vbaexport.hxx.

Referenced by write(), and writeRawChunk().

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The documentation for this class was generated from the following files:

• vbaexport.hxx
• vbaexport.cxx