ZipHandler Class Reference

Handles zipping and unzipping of files. More...

Protected Member Functions
bool	initUnZipArchive (const char *, const char *)
bool	unZipFile (const char *srcfnm, const char *fnm, const char *path)
bool	extractNextFile ()
int	readLocalFileHeader ()
bool	openStreamToWrite ()
bool	doZUnCompress ()
bool	readEndOfCentralDirHeader ()
bool	readCentralDirHeader (ObjectSet< ZipFileInfo > *zfileinfo=0)
bool	readZIP64EndOfCentralDirLocator ()
bool	readZIP64EndOfCentralDirRecord ()
bool	readXtraFldForZIP64 (const char *, int)
bool	readAndSetFileAttr ()
bool	initMakeZip (const char *, const BufferStringSet &)
bool	initAppend (const char *, const char *)
bool	compressNextFile ()
bool	doZCompress ()
int	openStrmToRead (const char *src)
bool	setLocalFileHeader ()
bool	setLocalFileHeaderForDir ()
bool	setLocalFileHeaderForLink ()
bool	setZIP64Header ()
bool	setEndOfArchiveHeaders ()
bool	setCentralDirHeader ()
bool	setEndOfCentralDirHeader (od_int64, od_uint32)
bool	setZIP64EndOfDirRecord (od_int64)
bool	setZIP64EndOfDirLocator (od_int64)
od_uint32	setExtFileAttr (od_uint32)
const BufferStringSet &	getAllFileNames ()
od_int64	getCumulativeFileCount () const
int	getCumulativeFileCount (int) const
void	setCompLevel (CompLevel)
od_int64	getTotalSize () const
od_int64	getNrDoneSize () const
bool	reportReadError (const char *filenm=0) const
bool	reportWriteError (const char *filenm=0) const
bool	reportStrmReadError (od_istream *, const char *) const
void	closeInputStream ()
void	closeOutputStream ()

Protected Attributes
uiString	errormsg_
BufferStringSet	allfilenames_
BufferString	srcfile_
od_uint16	srcfnmsize_
BufferString	destbasepath_
BufferString	destfile_
od_int64	compfilesize_
od_int64	uncompfilesize_
od_uint16	compmethod_
CompLevel	complevel_
int	curnrlevels_
int	curinputidx_
int	curfileidx_
od_int64	initialfilecount_
TypeSet< od_int64 >	cumulativefilecounts_
od_uint16	lastmodtime_
od_uint16	lastmoddate_
od_uint32	crc_
od_stream_Pos	offsetofcentraldir_
od_stream_Pos	offsetoflocalheader_
od_int64	totalsize_
od_int64	nrdonesize_
od_ostream *	ostrm_
od_istream *	istrm_

Private Types
enum	CompLevel {   NoComp =0, SuperFast =1, Fast =3, Normal =6,   Maximum =9 }

Private Member Functions
	ZipHandler ()
	~ZipHandler ()
const uiString	errorMsg () const
bool	getArchiveInfo (const char *, ObjectSet< ZipFileInfo > &)
bool	getFileList (const char *, BufferStringSet &)
od_uint16	dateInDosFormat (const char *) const
od_uint16	timeInDosFormat (const char *) const
bool	setTimeDateModified (const char *, od_uint16, od_uint16) const
bool	getBitValue (const unsigned char byte, int bitposition) const
void	setBitValue (unsigned char &byte, int bitposition, bool value) const

Friends
class(ZipHandler) public	Zipper
class	UnZipper

Detailed Description

Handles zipping and unzipping of files.

Member Enumeration Documentation

enum ZipHandler::CompLevel

private

Enumerator
NoComp
SuperFast
Fast
Normal
Maximum

Constructor & Destructor Documentation

ZipHandler::ZipHandler ( )

inlineprivate

ZipHandler::~ZipHandler ( )

private

Member Function Documentation

void ZipHandler::closeInputStream ( )

protected

void ZipHandler::closeOutputStream ( )

protected

bool ZipHandler::compressNextFile ( )

protected

od_uint16 ZipHandler::dateInDosFormat ( const char *  ) const

private

bool ZipHandler::doZCompress ( )

protected

bool ZipHandler::doZUnCompress ( )

protected

const uiString ZipHandler::errorMsg ( ) const

private

bool ZipHandler::extractNextFile ( )

protected

const BufferStringSet& ZipHandler::getAllFileNames ( )

inlineprotected

bool ZipHandler::getArchiveInfo ( const char *  , ObjectSet< ZipFileInfo > &    )

private

bool ZipHandler::getBitValue ( const unsigned char  byte, int  bitposition  ) const

private

od_int64 ZipHandler::getCumulativeFileCount ( ) const

inlineprotected

int ZipHandler::getCumulativeFileCount ( int  ) const

protected

bool ZipHandler::getFileList ( const char *  , BufferStringSet &    )

private

od_int64 ZipHandler::getNrDoneSize ( ) const

inlineprotected

od_int64 ZipHandler::getTotalSize ( ) const

inlineprotected

bool ZipHandler::initAppend ( const char *  , const char *    )

protected

bool ZipHandler::initMakeZip ( const char *  , const BufferStringSet &    )

protected

bool ZipHandler::initUnZipArchive ( const char *  , const char *    )

protected

bool ZipHandler::openStreamToWrite ( )

protected

int ZipHandler::openStrmToRead ( const char *  src )

protected

bool ZipHandler::readAndSetFileAttr ( )

protected

bool ZipHandler::readCentralDirHeader ( ObjectSet< ZipFileInfo > *  zfileinfo = 0 )

protected

bool ZipHandler::readEndOfCentralDirHeader ( )

protected

int ZipHandler::readLocalFileHeader ( )

protected

bool ZipHandler::readXtraFldForZIP64 ( const char *  , int    )

protected

bool ZipHandler::readZIP64EndOfCentralDirLocator ( )

protected

bool ZipHandler::readZIP64EndOfCentralDirRecord ( )

protected

bool ZipHandler::reportReadError ( const char *  filenm = 0 ) const

protected

bool ZipHandler::reportStrmReadError ( od_istream *  , const char *    ) const

protected

bool ZipHandler::reportWriteError ( const char *  filenm = 0 ) const

protected

void ZipHandler::setBitValue ( unsigned char &  byte, int  bitposition, bool  value  ) const

private

bool ZipHandler::setCentralDirHeader ( )

protected

void ZipHandler::setCompLevel ( CompLevel  )

protected

bool ZipHandler::setEndOfArchiveHeaders ( )

protected

bool ZipHandler::setEndOfCentralDirHeader ( od_int64  , od_uint32    )

protected

od_uint32 ZipHandler::setExtFileAttr ( od_uint32  )

protected

bool ZipHandler::setLocalFileHeader ( )

protected

bool ZipHandler::setLocalFileHeaderForDir ( )

protected

bool ZipHandler::setLocalFileHeaderForLink ( )

protected

bool ZipHandler::setTimeDateModified ( const char *  , od_uint16  , od_uint16    ) const

private

bool ZipHandler::setZIP64EndOfDirLocator ( od_int64  )

protected

bool ZipHandler::setZIP64EndOfDirRecord ( od_int64  )

protected

bool ZipHandler::setZIP64Header ( )

protected

od_uint16 ZipHandler::timeInDosFormat ( const char *  ) const

private

bool ZipHandler::unZipFile ( const char *  srcfnm, const char *  fnm, const char *  path  )

protected

Friends And Related Function Documentation

friend class UnZipper

friend

friend class (ZipHandler) public Zipper

friend

Member Data Documentation

BufferStringSet ZipHandler::allfilenames_

protected

od_int64 ZipHandler::compfilesize_

protected

CompLevel ZipHandler::complevel_

protected

od_uint16 ZipHandler::compmethod_

protected

od_uint32 ZipHandler::crc_

protected

TypeSet<od_int64> ZipHandler::cumulativefilecounts_

protected

int ZipHandler::curfileidx_

protected

int ZipHandler::curinputidx_

protected

int ZipHandler::curnrlevels_

protected

BufferString ZipHandler::destbasepath_

protected

BufferString ZipHandler::destfile_

protected

uiString ZipHandler::errormsg_

mutableprotected

od_int64 ZipHandler::initialfilecount_

protected

od_istream* ZipHandler::istrm_

protected

od_uint16 ZipHandler::lastmoddate_

protected

od_uint16 ZipHandler::lastmodtime_

protected

od_int64 ZipHandler::nrdonesize_

protected

od_stream_Pos ZipHandler::offsetofcentraldir_

protected

od_stream_Pos ZipHandler::offsetoflocalheader_

protected

od_ostream* ZipHandler::ostrm_

protected

BufferString ZipHandler::srcfile_

protected

od_uint16 ZipHandler::srcfnmsize_

protected

od_int64 ZipHandler::totalsize_

protected

od_int64 ZipHandler::uncompfilesize_

protected