Inheritance diagram for RestoreDataIterator:

Collaboration diagram for RestoreDataIterator:

Public Member Functions
	RestoreDataIterator (const RestoreMetaData &, void(*free_data_callback)())
bool	readFragmentHeader (int &res, Uint32 *fragmentId)
bool	validateFragmentFooter ()
const TupleS *	getNextTuple (int &res)
TableS *	getCurrentTable ()
Public Member Functions inherited from BackupFile
bool	readHeader ()
bool	validateFooter ()
const char *	getPath () const
const char *	getFilename () const
Uint32	getNodeId () const
const BackupFormat::FileHeader &	getFileHeader () const
bool	Twiddle (const AttributeDesc const attr_desc, AttributeData attr_data)
Uint64	get_file_size () const
Uint64	get_file_pos () const

Protected Member Functions
virtual void	reset_buffers ()
int	readTupleData_old (Uint32 *buf_ptr, Uint32 dataLength)
int	readTupleData_packed (Uint32 *buf_ptr, Uint32 dataLength)
int	readVarData (Uint32 buf_ptr, Uint32 ptr, Uint32 dataLength)
int	readVarData_drop6 (Uint32 buf_ptr, Uint32 ptr, Uint32 dataLength)
Protected Member Functions inherited from BackupFile
bool	openFile ()
void	setCtlFile (Uint32 nodeId, Uint32 backupId, const char *path)
void	setDataFile (const BackupFile &bf, Uint32 no)
void	setLogFile (const BackupFile &bf, Uint32 no)
Uint32	buffer_get_ptr (void **p_buf_ptr, Uint32 size, Uint32 nmemb)
Uint32	buffer_read (void *ptr, Uint32 size, Uint32 nmemb)
Uint32	buffer_get_ptr_ahead (void **p_buf_ptr, Uint32 size, Uint32 nmemb)
Uint32	buffer_read_ahead (void *ptr, Uint32 size, Uint32 nmemb)
void	setName (const char path, const char name)
	BackupFile (void(*free_data_callback)()=0)

Additional Inherited Members
Protected Attributes inherited from BackupFile
ndbzio_stream	m_file
char	m_path [PATH_MAX]
char	m_fileName [PATH_MAX]
bool	m_hostByteOrder
BackupFormat::FileHeader	m_fileHeader
BackupFormat::FileHeader	m_expectedFileHeader
Uint32	m_nodeId
void *	m_buffer
void *	m_buffer_ptr
Uint32	m_buffer_sz
Uint32	m_buffer_data_left
Uint64	m_file_size
Uint64	m_file_pos
UtilBuffer	m_twiddle_buffer
bool	m_is_undolog
void(*	free_data_callback )()

Detailed Description

Definition at line 417 of file Restore.hpp.

Member Function Documentation

const TupleS * RestoreDataIterator::getNextTuple ( int & res )

Informing buffer reader that it does not need to cache "old" data here would be clever... But I can't find a good/easy way to do this

Definition at line 922 of file Restore.cpp.

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int RestoreDataIterator::readTupleData_packed	(	Uint32 *	buf_ptr,
		Uint32	dataLength
	)

protected

Unpack READ_PACKED header

Twiddle READ_BACKED header

Iterate through attributes...

Handle padding

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