RDriver1 Class Reference

Classes
class	TCaps
class	TConfig
Public Types
typedef TPckgBuf< TConfig >	TConfigBuf
Public Member Functions
TInt	Open ()
TInt	GetConfig (TConfigBuf &aConfig)
TInt	SetConfig (const TConfigBuf &aConfig)
void	SendData (TRequestStatus &aStatus, const TDesC8 &aData)
void	SendDataCancel ()
void	ReceiveData (TRequestStatus &aStatus, TDes8 &aBuffer)
void	ReceiveDataCancel ()
Static Public Member Functions
static const TDesC &	Name ()
static TVersion	VersionRequired ()
Friends
class	DDriver1Channel

Detailed Description

User interface for 'Driver1'

TInt RDriver1::Open ( )

Opens a logical channel to the driver

TInt RDriver1::GetConfig ( TConfigBuf & aConfig )

Gets the current configuration settings.

Parameters:

aConfig

Returns:: KErrNone if successful, otherwise one of the other system wide error codes.

TInt RDriver1::SetConfig ( const TConfigBuf & aConfig )

Sets the current configuration settings.

Parameters:

aConfig

Returns:: KErrInUse if there are outstanding data transfer requests. KErrArgument if any configuration values are invalid. KErrNone otherwise

Sends data to the device. Only one send request may be pending at any time.

Parameters:

	aStatus	The request to be signalled when the data has been sent. The return value will be set to KErrNone on success; or to one of the system wide error codes when an error occurs.
	aData	A descriptor containing the data to be sent.

void RDriver1::SendDataCancel ( )

Cancels a previous SendData request.

Receives data from the device. Only one receive request may be pending at any time.

Parameters:

	aStatus	The request to be signalled when the data has been received. The return value will be set to KErrNone on success; or to one of the system wide error codes when an error occurs.
	aBuffer	A descriptor to which the received data will be written.