/**

 * Copyright (c) 2010 Sasken Communication Technologies Ltd.

 * All rights reserved.

 * This component and the accompanying materials are made available

 * under the terms of the "Eclipse Public License v1.0" 

 * which accompanies  this distribution, and is available

 * at the URL "http://www.eclipse.org/legal/epl-v10.html"

 *

 * Initial Contributors:

 * Chandradeep Gandhi, Sasken Communication Technologies Ltd - Initial contribution

 *

 * Contributors:

 * Manasij Roy, Nalina Hariharan

 */

#ifndef SMFCLIENTSYMBIANSESSION_H_

#define SMFCLIENTSYMBIANSESSION_H_

#include <e32cmn.h>

#include <QByteArray>

#include <QString>

#include <QVariant>

#include <QList>

#include <smfglobal.h>

/**

 * Corresponds to client session in Symbian

 */

class RSmfClientSymbianSession : public RSessionBase

{

public:

	/**

	 * Constructs

	 */

	RSmfClientSymbianSession();

	/**

	 * Creates the server process if not already running and creates session

	 * @return Error code while creating server process/ creating session

	 */

    TInt connectToServer();

	/**

	 * Version

	 */

    TVersion Version() const{return TVersion(0,0,1);};

    void Close(){};

	bool isConnected();

	bool connected;

    /**

     * Calls SendReceive with requestType opcode and packaged data

     * depending on requestType

     */

    TInt sendRequest(SmfRequestTypeID requestType);

	/**

	 * Sends sync request to the Smf server - overloaded

	 */

	TPtr8 sendSyncRequest(QByteArray& aSerializedData, 

			QString aInterfaceName, 

			SmfRequestTypeID aRequestType, 

			TInt maxSize);

	/**

	 * Sends DSM related sync request to the Smf server

	 */

	TPtr8 sendDSMSyncRequest(SmfRequestTypeID aRequestType,	

			QByteArray& aSerializedData,

			SmfError aErr, TInt maxSize = 0 );

	/**

	 * Sends synchronous requests to the Smf server

	 */

	TPtr8 sendSyncRequest( QString aInterfaceName, 

			SmfRequestTypeID aRequestType,

			TInt maxSize, QByteArray& aSerializedData );

	/**

	 * Sends async request to the Smf server

	 * @param aSerializedData Serialized data to be sent to the server.

	 * Consists of provider Info(SmfProvider*)+ Other common class data

	 * (when applicable)-serialized

	 * @param aInterfaceName Name of the interface

	 * @param aStatus TRequestStatus

	 * @param maxSize Size of the data to be allocated. This info is sent to the server

	 */

	void sendAsyncRequest(QByteArray& aSerializedData,

			QString aInterfaceName, SmfRequestTypeID aRequestType,

			TRequestStatus& aStatus, TInt aMaxAllocation);

    /**

     * Returns data,used to return back the data received from server

     */

    TPtr8 getData()

		{

		 return iDataPtr8;

		}

    TInt getLastRequest()

    	{

    	return iLastRequest;

    	}

	TPtr8 iDataPtr8;

	TPtr iDataPtr16;

private:

	/**

	 * Following are to form message body.

	 */

	QByteArray iBaseProvider;

    TBuf8<525> iProviderSymbian;

    TBuf<125> iInterfaceSymbian;

    TBuf8<125> iInterfaceSymbian8;

    QString iInterfaceName;

    HBufC* iIntfNameBuffer;

    TPtr iIntfNamePtr;

    HBufC* iBuffer16;

    TPtr iPtrToXtraInfo;

    TPtr iPtrProvider;

	QByteArray iInterfaceNamebyte;

	TBuf<100> iDSMErr;

	HBufC8* iProviderBuf8;

	TPtr8 iPtrProvider8;

	HBufC8* iIntfNameBuffer8;

	TPtr8 iIntfNamePtr8;

	HBufC8* iBuffer8;

	HBufC8* iXtraInfoBuf8;

	TPtr8 iPtrToXtraInfo8;

	HBufC8* iSlot0Buffer8;

	TPtr8 iPtr8ToSlot0;

	TInt iMaxMessageSize;

	TInt iMaxSize;

	/**

	 * Last request opcode

	 */

	TInt iLastRequest;

private:

	QList<QVariant*> result;

	};

#endif /* SMFCLIENTSYMBIANSESSION_H_ */