fusb_ephandle_ra_wb Class Reference

generic implementation of fusb_ephandle using only libusb More...

#include <fusb_ra_wb.h>

Inheritance diagram for fusb_ephandle_ra_wb:

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Collaboration diagram for fusb_ephandle_ra_wb:

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List of all members.

Public Member Functions
	fusb_ephandle_ra_wb (fusb_devhandle_ra_wb *dh, int endpoint, bool input_p, int block_size=0, int nblocks=0)
virtual	~fusb_ephandle_ra_wb ()
virtual bool	start ()
	begin streaming i/o
virtual bool	stop ()
	stop streaming i/o
virtual int	write (const void *buffer, int nbytes)
virtual int	read (void *buffer, int nbytes)
virtual void	wait_for_completion ()

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Detailed Description

generic implementation of fusb_ephandle using only libusb

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Constructor & Destructor Documentation

fusb_ephandle_ra_wb::fusb_ephandle_ra_wb	(	fusb_devhandle_ra_wb *	dh,
		int	endpoint,
		bool	input_p,
		int	block_size = 0,
		int	nblocks = 0
	)

fusb_ephandle_ra_wb::~fusb_ephandle_ra_wb

(

)

[virtual]

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Member Function Documentation

int fusb_ephandle_ra_wb::read	(	void *	buffer,
		int	nbytes
	)			[virtual]

Returns:

number of bytes read or -1 if error. number of bytes read will be <= nbytes. Will block if no input available.

Implements fusb_ephandle.

References fusb_ephandle::d_endpoint, fusb_ephandle::d_input_p, fusb_ephandle::d_started, and fusb_devhandle::get_usb_dev_handle().

Referenced by start().

bool fusb_ephandle_ra_wb::start

(

)

[virtual]

begin streaming i/o

Implements fusb_ephandle.

References fusb_ephandle::d_block_size, fusb_ephandle::d_endpoint, fusb_ephandle::d_input_p, fusb_ephandle::d_nblocks, fusb_ephandle::d_started, fusb_devhandle::get_usb_dev_handle(), read(), and write().

bool fusb_ephandle_ra_wb::stop

(

)

[virtual]

stop streaming i/o

Implements fusb_ephandle.

References fusb_ephandle::d_endpoint, fusb_ephandle::d_input_p, fusb_ephandle::d_started, and fusb_devhandle::get_usb_dev_handle().

void fusb_ephandle_ra_wb::wait_for_completion

(

)

[virtual]

Implements fusb_ephandle.

References fusb_ephandle::d_block_size, fusb_ephandle::d_endpoint, fusb_ephandle::d_input_p, fusb_ephandle::d_nblocks, and fusb_devhandle::get_usb_dev_handle().

int fusb_ephandle_ra_wb::write	(	const void *	buffer,
		int	nbytes
	)			[virtual]

Returns:

nbytes if write was successfully enqueued, else -1. Will block if no free buffers available.

Implements fusb_ephandle.

References fusb_ephandle::d_endpoint, fusb_ephandle::d_input_p, fusb_ephandle::d_started, and fusb_devhandle::get_usb_dev_handle().

Referenced by start().

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

• fusb_ra_wb.h
• fusb_ra_wb.cc