I/O device provider interface. More...

Public Member Functions
Construction

virtual	~CL_IODeviceProvider ()
Attributes

virtual int	get_size () const
	Returns the size of data stream.
virtual int	get_position () const
	Returns the position in the data stream.
Operations

virtual int	send (const void *data, int len, bool send_all=true)=0
	Send data to device.
virtual int	receive (void *data, int len, bool receive_all=true)=0
	Receive data from device.
virtual int	peek (void *data, int len)=0
	Peek data from device.
virtual CL_IODeviceProvider *	duplicate ()=0
	Returns a new provider to the same resource.
virtual bool	seek (int position, CL_IODevice::SeekMode mode)
	Seek in data stream.

Detailed Description

I/O device provider interface.

Constructor & Destructor Documentation

virtual CL_IODeviceProvider::~CL_IODeviceProvider ( ) [inline, virtual]

virtual CL_IODeviceProvider* CL_IODeviceProvider::duplicate ( ) [pure virtual]

Returns a new provider to the same resource.

virtual int CL_IODeviceProvider::get_position ( ) const [inline, virtual]

Returns the position in the data stream.

Returns -1 if the position is unknown.

virtual int CL_IODeviceProvider::get_size ( ) const [inline, virtual]

Returns the size of data stream.

Returns -1 if the size is unknown.

virtual int CL_IODeviceProvider::peek	(	void *	data,
		int	len
	)			`[pure virtual]`

Peek data from device.

virtual int CL_IODeviceProvider::receive	(	void *	data,
		int	len,
		bool	receive_all = `true`
	)			`[pure virtual]`

Receive data from device.

virtual bool CL_IODeviceProvider::seek	(	int	position,
		CL_IODevice::SeekMode	mode
	)			`[inline, virtual]`

Seek in data stream.

virtual int CL_IODeviceProvider::send	(	const void *	data,
		int	len,
		bool	send_all = `true`
	)			`[pure virtual]`

Send data to device.

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