CNfcType1Connection Class Reference

#include <mw/nfctype1connection.h>

Link against: nfctagextension.lib

class CNfcType1Connection : public CActive, public MNfcConnection

Inherits from

CNfcType1Connection
- CActive
  - CBase
- MNfcConnection

Public Member Functions
	~CNfcType1Connection()
virtual IMPORT_C TInt	Activate(TInt)
virtual IMPORT_C void	CancelRawModeAccess()
virtual IMPORT_C TNfcConnectionInfo::TNfcConnectionMode	ConnectionMode()
virtual IMPORT_C void	Deactivate()
IMPORT_C TInt	GetHeader(TDes8 &)
virtual IMPORT_C TBool	IsActivated()
IMPORT_C TInt	IsWritable(const TInt, TBool &)
IMPORT_C TInt	LockBlock(const TInt)
IMPORT_C CNfcType1Connection *	NewL(RNfcServer &)
IMPORT_C CNfcType1Connection *	NewLC(RNfcServer &)
virtual IMPORT_C void	RawModeAccess(TRequestStatus &, const TDesC8 &, TDes8 &, TTimeIntervalMicroSeconds32 &)
IMPORT_C void	Read(TRequestStatus &, TDes8 &, TUint, const TNfcType1Address &)
IMPORT_C void	ReadCancel()
IMPORT_C void	ReadOTP(TRequestStatus &, TDes8 &)
IMPORT_C void	Write(TRequestStatus &, const TDesC8 &, const TNfcType1Address &)
IMPORT_C void	WriteCancel()
IMPORT_C void	WriteOTP(TRequestStatus &, const TDesC8 &)

Inherited Attributes
	CActive::iStatus

Inherited Enumerations
	CActive:TPriority

Inherited Functions
	CActive::CActive(TInt)
	CActive::Cancel()
	CActive::Deque()
	CActive::Extension_(TUint,TAny &,TAny )
	CActive::IsActive()const
	CActive::IsAdded()const
	CActive::Priority()const
	CActive::RunError(TInt)
	CActive::SetActive()
	CActive::SetPriority(TInt)
	CActive::~CActive()
	CBase::CBase()
	CBase::Delete(CBase *)
	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()
	MNfcConnection::~MNfcConnection()

Detailed Description

This class provides access to a NFC Forum Type 1 tag.

{nfctagextension.lib}

Since: S60 ?S60_version

Constructor & Destructor Documentation

~CNfcType1Connection ( )

IMPORT_C

~CNfcType1Connection

(

)

Destructor.

Member Function Documentation

Activate ( TInt )

IMPORT_C TInt

Activate

(

TInt

aHandle

)

[virtual]

Reimplemented from MNfcConnection::Activate(TInt)

See also: MNfcConnection

CancelRawModeAccess ( )

IMPORT_C void

CancelRawModeAccess

(

)

[virtual]

Reimplemented from MNfcConnection::CancelRawModeAccess()

See also: MNfcConnection

ConnectionMode ( )

IMPORT_C TNfcConnectionInfo::TNfcConnectionMode

ConnectionMode

(

)

[virtual]

Reimplemented from MNfcConnection::ConnectionMode()

See also: MNfcConnection

Deactivate ( )

IMPORT_C void

Deactivate

(

)

[virtual]

Reimplemented from MNfcConnection::Deactivate()

See also: MNfcConnection

GetHeader ( TDes8 & )

IMPORT_C TInt

GetHeader

(

TDes8 &

aHeader

)

Gets the 2 header ROM bytes.

Parameters
aHeader	Descriptor, which contains bytes of HR0 and HR1. The first byte of argument will be reserved for HR0 and the last byte will be reserved for HR1.

Return Values

KErrArgument	aHeader size was too small.
KErrDisconnected	No tag in field.
KErrNone	The operation is successfully completed.
KErrServerTerminated	Server connection is terminated.

IsActivated ( )

IMPORT_C TBool

IsActivated

(

)

[virtual]

Reimplemented from MNfcConnection::IsActivated()

See also: MNfcConnection

IsWritable ( const TInt, TBool & )

IMPORT_C TInt	IsWritable	(	const TInt	aBlockNumber,
			TBool &	aWritable
		)

Checks whether a given block is writable. Currently no support for dynamic memory area.

Parameters
aBlockNumber	Blocknumber to block which writable status will be checked.
aWritable	Return value. ETrue when the block is writable. EFalse The block is not writable.

Return Values

KErrDisconnected	No tag in field.
KErrNone	The operation is successfully completed.
KErrNotSupported	aBlock parameter is invalid
KErrServerTerminated	Server connection is terminated.

LockBlock ( const TInt )

IMPORT_C TInt

LockBlock

(

const TInt

aBlockNumber

)

Locks a block. Currently no support for dynamic memory area.

Parameters
aBlockNumber	Number of a block which will be locked.

Return Values

KErrArgument	aBlockNumber parameter is invalid.
KErrDisconnected	No tag in field.
KErrNone	The operation is successfully completed.
KErrNotSupported	aBlockNumber parameter is invalid.
KErrServerTerminated	Server connection is terminated.

NewL ( RNfcServer & )

IMPORT_C CNfcType1Connection *

NewL

(

RNfcServer &

aNfcServer

)

[static]

Creates a new instance of this class. May leave with one of the system wide error codes.

Parameters
aNfcServer	Reference to NFC Server.

Return Value: Pointer to the newly created instance.

NewLC ( RNfcServer & )

IMPORT_C CNfcType1Connection *

NewLC

(

RNfcServer &

aNfcServer

)

[static]

Creates a new instance of this class. May leave with one of the system wide error codes.

Parameters
aNfcServer	Reference to NFC Server.

Return Value: Pointer to the newly created instance.

RawModeAccess ( TRequestStatus &, const TDesC8 &, TDes8 &, TTimeIntervalMicroSeconds32 & )

IMPORT_C void	RawModeAccess	(	TRequestStatus &	aStatus,
			const TDesC8 &	aCommand,
			TDes8 &	aResponse,
			TTimeIntervalMicroSeconds32 &	aTimeout
		)	[virtual]

Reimplemented from MNfcConnection::RawModeAccess(TRequestStatus &,const TDesC8 &,TDes8 &,TTimeIntervalMicroSeconds32 &)

See also: MNfcConnection

Read ( TRequestStatus &, TDes8 &, TUint, const TNfcType1Address & )

IMPORT_C void	Read	(	TRequestStatus &	aStatus,
			TDes8 &	aBuffer,
			TUint	aAmount,
			const TNfcType1Address &	aAddress
		)

Reads data from the target NFC Forum Type 1 tag.

Only one write/read command can be requested at a time.

Parameters
aStatus	The client's request status.
aBuffer	Descriptor for data.
aAmount	Length of data to be read.
aAddress	Address where the read operation will start.

Return Value: Return values for aStatus:

Return Values

KErrArgument	aBuffer size was too small.
KErrDisconnected	No tag in field.
KErrInUse	The request is issued before the previous one is completed.
KErrNone	The operation is successfully completed.
KErrServerTerminated	Server connection is terminated.

ReadCancel ( )

IMPORT_C void

ReadCancel

(

)

Cancels any read request.

ReadOTP ( TRequestStatus &, TDes8 & )

IMPORT_C void	ReadOTP	(	TRequestStatus &	aStatus,
			TDes8 &	aBuffer
		)

Reads the Type1's OTP bits and return them in a byte array containing the 6 OTP bytes in the following order: OTP0, OTP1, OTP2, OTP3, OTP4, OTP5.

Only one write/read command can be requested at a time.

Parameters
aStatus	The client's request status.
aBuffer	Descriptor where read data is written to.

Return Value: Return values for aStatus:

Return Values

KErrArgument	aBuffer size was too small.
KErrDisconnected	No tag in field.
KErrInUse	The request is issued before the previous one is completed.
KErrNone	The operation is successfully completed.
KErrServerTerminated	Server connection is terminated.
KErrServerTerminated	The server connection is terminated.

Write ( TRequestStatus &, const TDesC8 &, const TNfcType1Address & )

IMPORT_C void	Write	(	TRequestStatus &	aStatus,
			const TDesC8 &	aBuffer,
			const TNfcType1Address &	aAddress
		)

Writes data to the target NFC Forum Type 1 tag. Only one write/read command can be requested at a time.

Parameters
aStatus	The client's request status.
aBuffer	Descriptor which contains data to be written.
aAddress	The address where the write operation will start. See NFC Forum Type 1 specification for restrictions.

Return Value: Return values for aStatus:

Return Values

KErrArgument	Writing failed due to tag type specific restrictions
KErrDisconnected	No tag in field. Or block is locked and cannot be written.
KErrInUse	The request is issued before the previous one is completed.
KErrNone	The operation is successfully completed.
KErrServerTerminated	Server connection is terminated.

WriteCancel ( )

IMPORT_C void

WriteCancel

(

)

Cancels any write request.

WriteOTP ( TRequestStatus &, const TDesC8 & )

IMPORT_C void	WriteOTP	(	TRequestStatus &	aStatus,
			const TDesC8 &	aOtpArray
		)

Writes the OTP bytes.

Only one write/read command can be requested at a time.

Parameters
aStatus	The client's request status.
aOtpArray	The byte array containing OTP bits in 6 bytes in the following order: OTP0, OTP1, ... , OTP5

Return Value: Return values for aStatus:

Return Values

KErrArgument	Writing failed due to tag type specific restrictions
KErrDisconnected	No tag in field.
KErrInUse	The request is issued before the previous one is completed.
KErrNone	The operation is successfully completed.
KErrServerTerminated	Server connection is terminated.