Collapse all Symbian^3 Product Developer Library

conn::CHeapWrapper Class Reference

class conn::CHeapWrapper : public CBase

This class is instantiated to ensure that data is passed over the Global Shared Heap by a common interface

Inherits from

conn::CHeapWrapper
- CBase

Public Member Functions
	~CHeapWrapper()
THeapWrapperHeader &	Header(const RChunk &)
CHeapWrapper *	NewL()
TPtrC8 &	ReadBufferL(const RChunk &)
TInt	ResetHeap(const RChunk &)
TPtr8 &	WriteBufferL(const RChunk &)

Private Member Functions
	CHeapWrapper()
TPtr8 &	Buffer(const RChunk &)
void	CleanReadBuffer()

Inherited Functions
	CBase::CBase()
	CBase::Delete(CBase *)
	CBase::Extension_(TUint,TAny &,TAny )
	CBase::operator new(TUint)
	CBase::operator new(TUint,TAny *)
	CBase::operator new(TUint,TLeave)
	CBase::operator new(TUint,TLeave,TUint)
	CBase::operator new(TUint,TUint)
	CBase::~CBase()

Private Attributes
TPtrC8 *	iReadBuf

Constructor & Destructor Documentation

CHeapWrapper()

CHeapWrapper

(

)

[private, inline]

C++ constructor initialises read buffer pointer to NULL

~CHeapWrapper()

~CHeapWrapper

(

)

virtual C++ destructor

Member Functions Documentation

Buffer(const RChunk &)

TPtr8 &

Buffer

(

const RChunk &

aChunk

)

[private]

Parameters

const RChunk & aChunk

The RChunk to interrogate for the heap information

CleanReadBuffer()

void

CleanReadBuffer

(

)

[private]

Delete and NULL the read buffer if necessary

Header(const RChunk &)

THeapWrapperHeader &

Header

(

const RChunk &

aChunk

)

const

Getter for the protocol structure

Parameters

const RChunk & aChunk

The RChunk to interrogate for the heap information

NewL()

CHeapWrapper *

NewL

(

)

[static]

Symbian 1st phase constructor

ReadBufferL(const RChunk &)

TPtrC8 &

ReadBufferL

(

const RChunk &

aChunk

)

Getter for the GSH descriptor

Parameters

const RChunk & aChunk

The RChunk to interrogate for the heap information

ResetHeap(const RChunk &)

TInt

ResetHeap

(

const RChunk &

aChunk

)

Reset all of the protocol data in the stack if we're the first users

Parameters

const RChunk & aChunk

The RChunk to interrogate for the heap information

WriteBufferL(const RChunk &)

TPtr8 &

WriteBufferL

(

const RChunk &

aChunk

)

Lock the heap and return a reference to the descriptor on the GSH

Parameters

const RChunk & aChunk

The RChunk to interrogate for the heap information

Member Data Documentation

TPtrC8 * iReadBuf

TPtrC8 *

iReadBuf

[private]

Pointer to the global buffer