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CSRTPPacketRTP Class Reference

class CSRTPPacketRTP : public CSRTPPacket

Contains general RTP-specific packet routines

Inherits from

CSRTPPacketRTP
- CSRTPPacket
  - CBase

Public Member Functions
TPtrC8	AuthenticationTag()
void	CountSenderPacketIndex()
HBufC8 *	CreateDecryptedPacketL(TUint8 *)
HBufC8 *	CreateEncryptedPacketL(TUint8 *)
TUint32	GetSenderROC()
TPtrC8	MasterKeyIdentifier()
CSRTPPacketRTP *	NewL(const TDesC8 &, CSRTPCryptoHandler &)
TUint64	PacketIndex()
TUint16	SequenceNumber()
void	SetPacketIndex(TUint64)
void	UpdateHeaderLengthL()

Protected Member Functions
	CSRTPPacketRTP(const TDesC8 &, CSRTPCryptoHandler &)
	~CSRTPPacketRTP()
void	ConstructL()
TBool	TagWithROCLengthL()
void	UpdatePayloadLength()

Private Member Functions
TUint	CountDecryptedPacketSize()
TUint	CountEncryptedPacketSizeL()
void	UpdateSequenceNumber()

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()
	CSRTPPacket::CSRTPPacket(const TDesC8 &,CSRTPCryptoHandler &)
	CSRTPPacket::CopyHeaderAndPayloadL(TUint,TUint8 *)
	CSRTPPacket::GetSequenceNumber()
	CSRTPPacket::Get_Concatenated_MDataL(TBool)
	CSRTPPacket::HeaderAndPayload()
	CSRTPPacket::HeaderLength()
	CSRTPPacket::Payload()
	CSRTPPacket::PayloadLength()
	CSRTPPacket::UpdatePayload()
	CSRTPPacket::UpdatePayloadLengthL()
	CSRTPPacket::~CSRTPPacket()

Private Attributes
TUint64	iPacketIndex
TUint32	iSenderROC
TUint16	iSequenceNumber

Inherited Attributes
	CSRTPPacket::iDataP
	CSRTPPacket::iHandler
	CSRTPPacket::iHeaderLength
	CSRTPPacket::iPacket
	CSRTPPacket::iPayload
	CSRTPPacket::iPayloadLength

Constructor & Destructor Documentation

CSRTPPacketRTP(const TDesC8 &, CSRTPCryptoHandler &)

CSRTPPacketRTP	(	const TDesC8 &	aPacket,
		CSRTPCryptoHandler &	aHandler
	)	[protected]

Parameters

const TDesC8 & aPacket
CSRTPCryptoHandler & aHandler

~CSRTPPacketRTP()

~CSRTPPacketRTP

(

)

[protected]

Member Functions Documentation

AuthenticationTag()

TPtrC8

AuthenticationTag

(

)

[virtual]

virtual function for getting the authentication tag implemented in CSRTPPacketSRTP.

ConstructL()

void

ConstructL

(

)

[protected]

CountDecryptedPacketSize()

TUint

CountDecryptedPacketSize

(

)

[private]

Count size of the decrypted packet

CountEncryptedPacketSizeL()

TUint

CountEncryptedPacketSizeL

(

)

[private]

Count size of the encrypted packet

CountSenderPacketIndex()

void

CountSenderPacketIndex

(

)

[virtual]

Count sender packet index.

CreateDecryptedPacketL(TUint8 *)

HBufC8 *

CreateDecryptedPacketL

(

TUint8 *

aDecryptedPayloadPtr

)

[virtual]

virtual function for creating decrypted packet.

leave: KErrNone if success, system-wide error code otherwise

Parameters

TUint8 * aDecryptedPayloadPtr

decrypted payload to be copied

CreateEncryptedPacketL(TUint8 *)

HBufC8 *

CreateEncryptedPacketL

(

TUint8 *

aEncryptedPayloadPtr

)

[virtual]

Create encrypted packet.

leave: KErrNone if success, system-wide error code otherwise

Parameters

TUint8 * aEncryptedPayloadPtr

encrypted payload to be copied

GetSenderROC()

TUint32

GetSenderROC

(

)

[virtual]

Get Sender Roll-Over Counter from RTP/SRTP packets defined by RCC mode

MasterKeyIdentifier()

TPtrC8

MasterKeyIdentifier

(

)

[virtual]

virtual function for getting the master key identifier implemented in CSRTPPacketSRTP.

NewL(const TDesC8 &, CSRTPCryptoHandler &)

CSRTPPacketRTP *	NewL	(	const TDesC8 &	aPacket,
			CSRTPCryptoHandler &	aHandler
		)	[static]

Parameters

const TDesC8 & aPacket
CSRTPCryptoHandler & aHandler

PacketIndex()

TUint64

PacketIndex

(

)

[virtual]

Get packet index.

SequenceNumber()

TUint16

SequenceNumber

(

)

[virtual]

Get sequence number.

SetPacketIndex(TUint64)

void

SetPacketIndex

(

TUint64

aPacketIndex

)

[virtual]

Set packet index.

Parameters

TUint64 aPacketIndex

new packet index

TagWithROCLengthL()

TBool

TagWithROCLengthL

(

)

[protected]

UpdateHeaderLengthL()

void

UpdateHeaderLengthL

(

)

UpdatePayloadLength()

void

UpdatePayloadLength

(

)

[protected]

Update payload length information

UpdateSequenceNumber()

void

UpdateSequenceNumber

(

)

[private]

Read sequence number and update class member

Member Data Documentation

TUint64 iPacketIndex

TUint64

iPacketIndex

[private]

TUint32 iSenderROC

TUint32

iSenderROC

[private]

TUint16 iSequenceNumber

TUint16

iSequenceNumber

[private]