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.
os_result	abort ()
	WDK pipe abort.
os_result	clear ()
os_result	clear ()
	WDK pipe stall reset, toggle.
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.
	pipe (const ::DEVICE_OBJECT *wdm_target, const ::USBD_INTERFACE_INFORMATION *usbd_interface, unsigned char address)
	WDK pipe constructor.
os_result	read (::IOMemoryDescriptor *memory, uint64_t &sequence, isoc_frame *frame, unsigned int frames) const
	IOKit: USB synchronous irq/bulk read request.
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.
os_result	receive (::IOMemoryDescriptor *memory, uint64_t &sequence, isoc_frame *frame, unsigned int frames)
	IOKit: USB asynchronous isochronous read request.
os_result	receive (::MDL *mdl)
	WDK: USB asynchronous irq/bulk receive request.
os_result	receive (::MDL *mdl, uint64_t &sequence, isoc_frame *frame, unsigned int frames)
os_result	state () const
	IOKit: IOUSBPipe* implicit cast.
os_result	transmit (const ::MDL *mdl)
	WDK: USB asynchronous irq/bulk transmit request.
os_result	transmit (const ::MDL *mdl, uint64_t &sequence, isoc_frame *frame, unsigned int frames)
os_result	transmit (const::IOMemoryDescriptor *memory, uint64_t &sequence, isoc_frame *frame, unsigned int frames)
	IOKit: USB asynchronous isochronous write request.
type	type () const
type	type () 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
template<typename data_t >
os_result	write (const data_t &data) const
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
os_result	write (const void *data, size_t size) const
os_result	write (const::IOMemoryDescriptor *memory) const
	IOKit: USB synchronous irq/bulk write request.
os_result	write (const::MDL *mdl) const
	WDK: USB synchronous isochronous write request.
virtual	~pipe ()

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

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.
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.

Detailed Description

IOKit: USB pipe class.

Member Enumeration Documentation

direction

enum dxd::usb_device::pipe::direction

Enumerator
in
out

type [1/2]

enum dxd::usb_device::pipe::type

Enumerator
isoc
bulk
interrupt
control
isoc
bulk
interrupt

type [2/2]

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

pipe() [1/2]

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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pipe() [2/2]

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

~pipe()

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

inlinevirtual

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Member Function Documentation

abort() [1/2]

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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abort() [2/2]

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

inline

WDK pipe abort.

clear() [1/2]

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

inline

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clear() [2/2]

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

inline

WDK pipe stall reset, toggle.

direction() [1/2]

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

inline

direction() [2/2]

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

inline

max_frame_size() [1/2]

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

inline

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max_frame_size() [2/2]

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

inline

Todo

implement WDK USB max_frame_size() bandwidth adjustment

operator::USBD_PIPE_HANDLE()

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

inline

read() [1/2]

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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read() [2/2]

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

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receive() [1/4]

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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receive() [2/4]

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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receive() [3/4]

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

inline

WDK: USB asynchronous irq/bulk receive request.

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receive() [4/4]

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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received() [1/2]

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.

received() [2/2]

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

inlineprotectedvirtual

state()

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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transmit() [1/3]

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

inline

WDK: USB asynchronous irq/bulk transmit request.

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transmit() [2/3]

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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transmit() [3/3]

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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transmitted()

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() [1/2]

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

inline

type() [2/2]

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

inline

write() [1/8]

template<typename data_t >

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

inline

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write() [2/8]

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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write() [3/8]

template<typename data_t >

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

inline

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write() [4/8]

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

inline

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write() [5/8]

template<dx::scope scope_t>

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

inline

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write() [6/8]

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

inline

write() [7/8]

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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write() [8/8]

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

Member Data Documentation

address

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

frame_size

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

interval

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

status

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 files:

• iokit/dxd_usb.h
• wdk/dxd_usb.h