ebml::ioBase Class Reference

Base class for file-like IO operations. More...

#include <io.h>

Inheritance diagram for ebml::ioBase:

Public Member Functions
	ioBase ()
virtual	~ioBase ()
size_t	read (char *, size_t)
size_t	write (const char *, size_t)
off_t	seek (off_t, int whence=SEEK_SET)
virtual bool	seekable ()=0
off_t	tell ()
virtual size_t	read (char *, off_t, size_t)=0
virtual size_t	write (const char *, off_t, size_t)=0
void	close ()
bool	closed () const
virtual void	truncate ()=0
virtual void	truncate (off_t)=0
virtual struct stat	stat ()=0
std::unique_lock< std::recursive_mutex >	acquireLock ()

Protected Member Functions
virtual size_t	_read (char *, size_t)=0
virtual size_t	_write (const char *, size_t)=0
virtual off_t	_seek (off_t, int)=0
virtual off_t	_tell ()=0
virtual void	_close ()=0
	ioBase (const ioBase &)
ioBase &	operator= (const ioBase &)

Protected Attributes
off_t	_pos
bool	_closed = 0
bool	_close_on_dealloc = 0

Detailed Description

Base class for file-like IO operations.

Provides a common interface for reading, writing, seeking, and other file operations. Derived classes must implement the low-level functions.

See also

ebml::io<T>

Constructor & Destructor Documentation

ioBase() [1/2]

ebml::ioBase::ioBase ( )

inline

~ioBase()

ebml::ioBase::~ioBase ( )

virtual

ioBase() [2/2]

ebml::ioBase::ioBase ( const ioBase &  )

protected

Member Function Documentation

_close()

virtual void ebml::ioBase::_close ( )

protectedpure virtual

_read()

virtual size_t ebml::ioBase::_read ( char *  , size_t    )

protectedpure virtual

_seek()

virtual off_t ebml::ioBase::_seek ( off_t  , int    )

protectedpure virtual

_tell()

virtual off_t ebml::ioBase::_tell ( )

protectedpure virtual

_write()

virtual size_t ebml::ioBase::_write ( const char *  , size_t    )

protectedpure virtual

acquireLock()

std::unique_lock<std::recursive_mutex> ebml::ioBase::acquireLock ( )

inline

close()

void ebml::ioBase::close

(

)

closed()

bool ebml::ioBase::closed

(

)

const

operator=()

ioBase& ebml::ioBase::operator= ( const ioBase &  )

protected

read() [1/2]

size_t ebml::ioBase::read	(	char *	dest,
		size_t	size
	)

read() [2/2]

virtual size_t ebml::ioBase::read ( char *  , off_t  , size_t    )

pure virtual

Implemented in ebml::io< T >, ebml::io< T >, ebml::io< T >, ebml::io< T >, and ebml::io< T >.

seek()

off_t ebml::ioBase::seek	(	off_t	pos,
		int	whence = SEEK_SET
	)

seekable()

virtual bool ebml::ioBase::seekable ( )

pure virtual

Implemented in ebml::io< T >, ebml::io< T >, ebml::io< T >, ebml::io< T >, ebml::io< T >, ebml::io< T >, ebml::io< T >, ebml::io< T >, ebml::io< T >, and ebml::io< T >.

stat()

virtual struct stat ebml::ioBase::stat ( )

pure virtual

Implemented in ebml::io< T >, ebml::io< T >, ebml::io< T >, ebml::io< T >, ebml::io< T >, ebml::io< T >, ebml::io< T >, ebml::io< T >, ebml::io< T >, and ebml::io< T >.

tell()

off_t ebml::ioBase::tell

(

)

truncate() [1/2]

virtual void ebml::ioBase::truncate ( )

pure virtual

Implemented in ebml::io< T >, ebml::io< T >, ebml::io< T >, ebml::io< T >, ebml::io< T >, ebml::io< T >, and ebml::io< T >.

truncate() [2/2]

virtual void ebml::ioBase::truncate ( off_t  )

pure virtual

Implemented in ebml::io< T >, ebml::io< T >, ebml::io< T >, ebml::io< T >, ebml::io< T >, ebml::io< T >, and ebml::io< T >.

write() [1/2]

size_t ebml::ioBase::write	(	const char *	src,
		size_t	size
	)

write() [2/2]

virtual size_t ebml::ioBase::write ( const char *  , off_t  , size_t    )

pure virtual

Implemented in ebml::io< T >, ebml::io< T >, ebml::io< T >, ebml::io< T >, and ebml::io< T >.

Member Data Documentation

_close_on_dealloc

bool ebml::ioBase::_close_on_dealloc = 0

protected

_closed

bool ebml::ioBase::_closed = 0

protected

_pos

off_t ebml::ioBase::_pos

protected

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

• src/libebml_ng/io.h
• src/libebml_ng/io.cpp