DiskReadView Class Reference

#include <DiskView.h>

Collaboration diagram for DiskReadView:

Public Member Functions
	DiskReadView (DiskReadView &&other) noexcept
DiskReadView &	operator= (DiskReadView &&other) noexcept
	DiskReadView (const DiskReadView &)=delete
DiskReadView &	operator= (const DiskReadView &)=delete
	operator bool () const
const void *	data () const
size_t	size () const
bool	truncate (size_t length)
bool	copyTo (void *destination, size_t length, size_t offset=0) const
template<typename T >
bool	readAt (T &into, size_t offset=0) const
void	reset ()

Static Public Member Functions
static DiskReadView	borrowed (const void *data, size_t size)

Private Member Functions
	DiskReadView (Disk *owner, uint64_t location, BufferView view, bool writable, DiskUse &&use)

Private Attributes
Disk *	m_Owner
uint64_t	m_Location
const uint8_t *	m_Data
size_t	m_Size
bool	m_Writable
DiskUse	m_Use

Friends
class	Disk
class	DiskWriteView

Detailed Description

Owns a cache reference. Pointers obtained from a view expire with the view. Callers retain their enclosing I/O termination scope across blocking operations.

Definition at line 15 of file DiskView.h.

Constructor & Destructor Documentation

DiskReadView() [1/3]

DiskReadView::DiskReadView

(

)

Definition at line 24 of file Disk.cc.

DiskReadView() [2/3]

DiskReadView::DiskReadView ( DiskReadView &&  other )

noexcept

Definition at line 36 of file Disk.cc.

~DiskReadView()

DiskReadView::~DiskReadView

(

)

Definition at line 56 of file Disk.cc.

DiskReadView() [3/3]

DiskReadView::DiskReadView ( Disk *  owner, uint64_t  location, BufferView  view, bool  writable, DiskUse &&  use  )

private

Definition at line 27 of file Disk.cc.

Member Function Documentation

borrowed()

DiskReadView DiskReadView::borrowed ( const void *  data, size_t  size  )

static

For immutable storage whose lifetime exceeds the view, such as a zero page.

Definition at line 60 of file Disk.cc.

copyTo()

bool DiskReadView::copyTo ( void *  destination, size_t  length, size_t  offset = 0  ) const

inline

Definition at line 42 of file DiskView.h.

data()

const void * DiskReadView::data ( ) const

inline

Definition at line 30 of file DiskView.h.

operator bool()

DiskReadView::operator bool ( ) const

inlineexplicit

Definition at line 27 of file DiskView.h.

operator=()

DiskReadView & DiskReadView::operator= ( DiskReadView &&  other )

noexcept

Definition at line 40 of file Disk.cc.

readAt()

template<typename T >

bool DiskReadView::readAt ( T &  into, size_t  offset = 0  ) const

inline

Definition at line 50 of file DiskView.h.

reset()

void DiskReadView::reset

(

)

Definition at line 69 of file Disk.cc.

size()

size_t DiskReadView::size ( ) const

inline

Definition at line 33 of file DiskView.h.

truncate()

bool DiskReadView::truncate ( size_t  length )

inline

Definition at line 36 of file DiskView.h.

Friends And Related Symbol Documentation

Disk

friend class Disk

friend

Definition at line 61 of file DiskView.h.

DiskWriteView

friend class DiskWriteView

friend

Definition at line 62 of file DiskView.h.

Member Data Documentation

m_Data

const uint8_t* DiskReadView::m_Data

private

Definition at line 67 of file DiskView.h.

m_Location

uint64_t DiskReadView::m_Location

private

Definition at line 66 of file DiskView.h.

m_Owner

Disk* DiskReadView::m_Owner

private

Definition at line 65 of file DiskView.h.

m_Size

size_t DiskReadView::m_Size

private

Definition at line 68 of file DiskView.h.

m_Use

DiskUse DiskReadView::m_Use

private

Definition at line 70 of file DiskView.h.

m_Writable

bool DiskReadView::m_Writable

private

Definition at line 69 of file DiskView.h.

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

• DiskView.h
• Disk.cc