dxd::usb_device::pipe Class Reference

IOKit: USB pipe class. More...

#include <dxd_usb.h>

Inheritance diagram for dxd::usb_device::pipe:

Collaboration diagram for dxd::usb_device::pipe:

Classes
union	isoc_frame

Public Types
enum	direction { in =::kEndpointDescriptorDirectionIn, out =::kEndpointDescriptorDirectionOut }
enum	type {   isoc =::kEndpointDescriptorTransferTypeIsochronous, bulk =::kEndpointDescriptorTransferTypeBulk, interrupt =::kEndpointDescriptorTransferTypeInterrupt, control =::UsbdPipeTypeControl,   isoc =::kEndpointDescriptorTransferTypeIsochronous, bulk =::kEndpointDescriptorTransferTypeBulk, interrupt =::kEndpointDescriptorTransferTypeInterrupt }
enum	type {   isoc =::kEndpointDescriptorTransferTypeIsochronous, bulk =::kEndpointDescriptorTransferTypeBulk, interrupt =::kEndpointDescriptorTransferTypeInterrupt, control =::UsbdPipeTypeControl,   isoc =::kEndpointDescriptorTransferTypeIsochronous, bulk =::kEndpointDescriptorTransferTypeBulk, interrupt =::kEndpointDescriptorTransferTypeInterrupt }

Public Member Functions
os_result	abort ()
	IOKit: abort all outstanding requests and waits until all requests have been finalized. More...
os_result	abort ()
	WDK pipe abort. More...
os_result	clear ()
os_result	clear ()
	WDK pipe stall reset, toggle. More...
direction	direction () const
direction	direction () const
os_result	max_frame_size (unsigned int frame_size)
os_result	max_frame_size (unsigned int frame_size)
	operator::USBD_PIPE_HANDLE () const
	pipe (::IOUSBHostDevice *,::IOUSBHostInterface *iokit_usb_interface, unsigned char address)
	IOKit: USB pipe class constructor. More...
	pipe (const ::DEVICE_OBJECT *wdm_target, const ::USBD_INTERFACE_INFORMATION *usbd_interface, unsigned char address)
	WDK pipe constructor. More...
os_result	read (::IOMemoryDescriptor *memory, uint64_t &sequence, isoc_frame *frame, unsigned int frames) const
	IOKit: USB synchronous irq/bulk read request. More...
os_result	read (::MDL *mdl, uint64_t &sequence, isoc_frame *frame, unsigned int frames)
os_result	receive (::IOMemoryDescriptor *memory)
	IOKit: USB asynchronous irq/bulk receive request. More...
os_result	receive (::IOMemoryDescriptor *memory, uint64_t &sequence, isoc_frame *frame, unsigned int frames)
	IOKit: USB asynchronous isochronous read request. More...
os_result	receive (::MDL *mdl)
	WDK: USB asynchronous irq/bulk receive request. More...
os_result	receive (::MDL *mdl, uint64_t &sequence, isoc_frame *frame, unsigned int frames)
os_result	state () const
	IOKit: IOUSBPipe* implicit cast. More...
os_result	transmit (const ::IOMemoryDescriptor *memory, uint64_t &sequence, isoc_frame *frame, unsigned int frames)
	IOKit: USB asynchronous isochronous write request. More...
os_result	transmit (const ::MDL *mdl)
	WDK: USB asynchronous irq/bulk transmit request. More...
os_result	transmit (const ::MDL *mdl, uint64_t &sequence, isoc_frame *frame, unsigned int frames)
type	type () const
type	type () const
os_result	write (const ::IOMemoryDescriptor *memory) const
	IOKit: USB synchronous irq/bulk write request. More...
os_result	write (const void *data, size_t size) const
template<dx::scope scope_t>
os_result	write (const void *data, size_t size) const
template<typename data_t >
os_result	write (const data_t &data) const
template<dx::scope scope_t, typename data_t >
os_result	write (const data_t &data) const
os_result	write (const ::MDL *mdl) const
	WDK: USB synchronous isochronous write request. More...
os_result	write (const void *data, size_t size) const
template<typename data_t >
os_result	write (const data_t &data) const
virtual	~pipe ()

Public Attributes
unsigned char	address
unsigned short	frame_size =1
unsigned char	interval =1
os_result	status =not_initialized
	USB pipe status. More...

Protected Member Functions
virtual void	received (const void *data, size_t size, int64_t timestamp)
	IOKit: virtual callback indicating a read request has been completed. More...
virtual void	received (const void *data, size_t size, int64_t timestamp, isoc_frame *frame, unsigned int frames)
virtual void	transmitted (void *data, size_t size, int64_t timestamp, isoc_frame *frame, unsigned int frames)
	IOKit: virtual callback indicating a write request has been completed. More...

Detailed Description

IOKit: USB pipe class.

Member Enumeration Documentation

enum dxd::usb_device::pipe::direction

Enumerator
in
out

enum dxd::usb_device::pipe::type

Enumerator
isoc
bulk
interrupt
control
isoc
bulk
interrupt

enum dxd::usb_device::pipe::type

bills "compiler" still does exercises - until it learnt a bit more c++ enums need to go here to be available during rest of class definition.

Enumerator
isoc
bulk
interrupt
control
isoc
bulk
interrupt

Constructor & Destructor Documentation

dxd::usb_device::pipe::pipe ( ::IOUSBHostDevice *  , ::IOUSBHostInterface *  iokit_usb_interface, unsigned char  address  )

inline

IOKit: USB pipe class constructor.

Todo:

evaluate to get isoc.line_size from generic USB descriptor

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dxd::usb_device::pipe::pipe ( const ::DEVICE_OBJECT *  wdm_target, const ::USBD_INTERFACE_INFORMATION *  usbd_interface, unsigned char  address  )

inline

WDK pipe constructor.

iterates thru all endpoints of the interface setting

virtual dxd::usb_device::pipe::~pipe ( )

inline

Member Function Documentation

os_result dxd::usb_device::pipe::abort ( )

inline

IOKit: abort all outstanding requests and waits until all requests have been finalized.

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os_result dxd::usb_device::pipe::abort ( )

inline

WDK pipe abort.

os_result dxd::usb_device::pipe::clear ( )

inline

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os_result dxd::usb_device::pipe::clear ( )

inline

WDK pipe stall reset, toggle.

direction dxd::usb_device::pipe::direction ( ) const

inline

direction dxd::usb_device::pipe::direction ( ) const

inline

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os_result dxd::usb_device::pipe::max_frame_size ( unsigned int  frame_size )

inline

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os_result dxd::usb_device::pipe::max_frame_size ( unsigned int  frame_size )

inline

Todo:

implement WDK USB max_frame_size() bandwidth adjustment

dxd::usb_device::pipe::operator::USBD_PIPE_HANDLE ( ) const

inline

os_result dxd::usb_device::pipe::read ( ::IOMemoryDescriptor *  memory, uint64_t &  sequence, isoc_frame *  frame, unsigned int  frames  ) const

inline

IOKit: USB synchronous irq/bulk read request.

IOKit: USB synchronous isochronous read request

Parameters

memory

memory descriptor of the data to be read

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os_result dxd::usb_device::pipe::read ( ::MDL *  mdl, uint64_t &  sequence, isoc_frame *  frame, unsigned int  frames  )

inline

Parameters

mdl	memory descriptor of the data to be read

os_result dxd::usb_device::pipe::receive ( ::IOMemoryDescriptor *  memory )

inline

IOKit: USB asynchronous irq/bulk receive request.

Parameters

memory

memory descriptor of the data to be read

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os_result dxd::usb_device::pipe::receive ( ::IOMemoryDescriptor *  memory, uint64_t &  sequence, isoc_frame *  frame, unsigned int  frames  )

inline

IOKit: USB asynchronous isochronous read request.

Parameters

memory

memory descriptor of the data to be read

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os_result dxd::usb_device::pipe::receive ( ::MDL *  mdl )

inline

WDK: USB asynchronous irq/bulk receive request.

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os_result dxd::usb_device::pipe::receive ( ::MDL *  mdl, uint64_t &  sequence, isoc_frame *  frame, unsigned int  frames  )

inline

Parameters

mdl	memory descriptor of the data to be read

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virtual void dxd::usb_device::pipe::received ( const void *  data, size_t  size, int64_t  timestamp  )

inlineprotectedvirtual

IOKit: virtual callback indicating a read request has been completed.

virtual void dxd::usb_device::pipe::received ( const void *  data, size_t  size, int64_t  timestamp, isoc_frame *  frame, unsigned int  frames  )

inlineprotectedvirtual

os_result dxd::usb_device::pipe::state ( ) const

inline

IOKit: IOUSBPipe* implicit cast.

IOKit: IOUSBPipe* operator

for internal use only

Deprecated:

If you end-up using this operator in a consolidated driver source, you probably work around the dynax driver framework mechanics and should re-think your design.

Todo:

find out if isInactive() is equivalent to getState()

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os_result dxd::usb_device::pipe::transmit ( const ::IOMemoryDescriptor *  memory, uint64_t &  sequence, isoc_frame *  frame, unsigned int  frames  )

inline

IOKit: USB asynchronous isochronous write request.

Parameters

memory

memory descriptor of the data to be written

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os_result dxd::usb_device::pipe::transmit ( const ::MDL *  mdl )

inline

WDK: USB asynchronous irq/bulk transmit request.

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os_result dxd::usb_device::pipe::transmit ( const ::MDL *  mdl, uint64_t &  sequence, isoc_frame *  frame, unsigned int  frames  )

inline

Parameters

mdl	memory descriptor of the data to be written

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virtual void dxd::usb_device::pipe::transmitted ( void *  data, size_t  size, int64_t  timestamp, isoc_frame *  frame, unsigned int  frames  )

inlineprotectedvirtual

IOKit: virtual callback indicating a write request has been completed.

type dxd::usb_device::pipe::type ( ) const

inline

type dxd::usb_device::pipe::type ( ) const

inline

os_result dxd::usb_device::pipe::write ( const ::IOMemoryDescriptor *  memory ) const

inline

IOKit: USB synchronous irq/bulk write request.

Parameters

memory

memory descriptor of the data to be written

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os_result dxd::usb_device::pipe::write ( const void *  data, size_t  size  ) const

inline

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template<dx::scope scope_t>

os_result dxd::usb_device::pipe::write ( const void *  data, size_t  size  ) const

inline

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template<typename data_t >

os_result dxd::usb_device::pipe::write ( const data_t &  data ) const

inline

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template<dx::scope scope_t, typename data_t >

os_result dxd::usb_device::pipe::write ( const data_t &  data ) const

inline

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os_result dxd::usb_device::pipe::write ( const ::MDL *  mdl ) const

inline

WDK: USB synchronous isochronous write request.

Todo:

return number of written bytes

WDK: USB synchronous irq/bulk write request

Todo:

return number of written bytes

os_result dxd::usb_device::pipe::write ( const void *  data, size_t  size  ) const

inline

template<typename data_t >

os_result dxd::usb_device::pipe::write ( const data_t &  data ) const

inline

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Member Data Documentation

unsigned char dxd::usb_device::pipe::address

unsigned short dxd::usb_device::pipe::frame_size =1

unsigned char dxd::usb_device::pipe::interval =1

os_result dxd::usb_device::pipe::status =not_initialized

USB pipe status.

WDK pipe status.

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

• iokit/dxd_usb.h