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CNullCipher Class Reference

class CNullCipher : public CStreamCipher

Stream cipher that does no encryption or decryption, but simply returns the data given to it. From CBlockTransformation

Inherits from

CNullCipher
- CStreamCipher
  - CSymmetricCipher
    - CBase

Public Member Functions
TInt	KeySize (void)
IMPORT_C CNullCipher *	NewL (void)
IMPORT_C CNullCipher *	NewLC (void)
void	Reset (void)

Protected Member Functions
	CNullCipher ()
void	DoProcess ( TDes8 &)

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()
	CStreamCipher::BlockSize(void)const
	CStreamCipher::MaxFinalOutputLength(TInt)const
	CStreamCipher::MaxOutputLength(TInt)const
	CStreamCipher::Process(const TDesC8 &,TDes8 &)
	CStreamCipher::ProcessFinalL(const TDesC8 &,TDes8 &)

Constructor & Destructor Documentation

CNullCipher()

CNullCipher

(

)

[protected]

Member Functions Documentation

DoProcess(TDes8 &)

void

DoProcess

(

TDes8 &

aData

)

[protected, virtual]

DoProcess() pure virtual function, to be implemented by subclasses.

Parameters

TDes8 & aData

On input, text to be processed; on return, processed text.

KeySize(void)

TInt

KeySize

(

void

)

const [virtual]

Gets the key size in bits.

Parameters

void

NewL(void)

IMPORT_C CNullCipher *

NewL

(

void

)

[static]

Creates a new CNullCipher object.

Parameters

void

NewLC(void)

IMPORT_C CNullCipher *

NewLC

(

void

)

[static]

Creates a new CNullCipher object.

The returned pointer is put onto the cleanup stack.

Parameters

void

Reset(void)

void

Reset

(

void

)

[virtual]

Resets the cipher back to its original state. Clears all its buffers.

Parameters

void