fusb_ephandle_linux Class Reference

linux specific implementation of fusb_ephandle using usbdevice_fs More...

#include <fusb_linux.h>

Inheritance diagram for fusb_ephandle_linux:

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Collaboration diagram for fusb_ephandle_linux:

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List of all members.

Public Member Functions
	fusb_ephandle_linux (fusb_devhandle_linux *dh, int endpoint, bool input_p, int block_size=0, int nblocks=0)
virtual	~fusb_ephandle_linux ()
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 ()
void	free_list_add (usbdevfs_urb *urb)
void	completed_list_add (usbdevfs_urb *urb)
usbdevfs_urb *	free_list_get ()
usbdevfs_urb *	completed_list_get ()

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Detailed Description

linux specific implementation of fusb_ephandle using usbdevice_fs

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Constructor & Destructor Documentation

fusb_ephandle_linux::fusb_ephandle_linux	(	fusb_devhandle_linux *	dh,
		int	endpoint,
		bool	input_p,
		int	block_size = 0,
		int	nblocks = 0
	)

References fusb_ephandle::d_block_size, fusb_ephandle::d_endpoint, fusb_ephandle::d_input_p, fusb_ephandle::d_nblocks, and MINIMIZE_TX_BUFFERING.

fusb_ephandle_linux::~fusb_ephandle_linux

(

)

[virtual]

References completed_list_get(), free_list_get(), and stop().

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Member Function Documentation

void fusb_ephandle_linux::completed_list_add

(

usbdevfs_urb *

urb

)

Referenced by fusb_devhandle_linux::_reap().

usbdevfs_urb * fusb_ephandle_linux::completed_list_get

(

)

Referenced by stop(), and ~fusb_ephandle_linux().

void fusb_ephandle_linux::free_list_add

(

usbdevfs_urb *

urb

)

Referenced by stop().

usbdevfs_urb * fusb_ephandle_linux::free_list_get

(

)

Referenced by start(), and ~fusb_ephandle_linux().

int fusb_ephandle_linux::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_input_p, and fusb_ephandle::d_started.

bool fusb_ephandle_linux::start

(

)

[virtual]

begin streaming i/o

Implements fusb_ephandle.

References fusb_ephandle::d_input_p, fusb_ephandle::d_nblocks, fusb_ephandle::d_started, and free_list_get().

bool fusb_ephandle_linux::stop

(

)

[virtual]

stop streaming i/o

Implements fusb_ephandle.

References fusb_devhandle_linux::_cancel_pending_rqsts(), fusb_devhandle_linux::_reap(), completed_list_get(), fusb_ephandle::d_nblocks, fusb_ephandle::d_started, and free_list_add().

Referenced by ~fusb_ephandle_linux().

void fusb_ephandle_linux::wait_for_completion

(

)

[virtual]

Implements fusb_ephandle.

References fusb_devhandle_linux::_wait_for_completion().

int fusb_ephandle_linux::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_input_p, and fusb_ephandle::d_started.

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

• fusb_linux.h
• fusb_linux.cc