diff -r 86af6c333601 -r 0446eb7b28aa smf/inc/smfplugins/base/smfproviderbase.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/smf/inc/smfplugins/base/smfproviderbase.h	Thu Apr 15 15:35:36 2010 +0530
@@ -0,0 +1,162 @@
+/**
+ * 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
+ * 
+ * Description:
+ * The Provider Base class is the class that has to be contained as a member 
+ * in all Plug-in Interfaces.
+ *
+ */
+
+#ifndef SMFPROVIDERBASE_H_
+#define SMFPROVIDERBASE_H_
+
+#include <QImage>
+#include <QUrl>
+#include <QBuffer>
+#include <smfglobal.h>
+#include <qdatastream.h>
+#include <QSharedData>
+
+class SmfProviderBasePrivate;
+
+/**
+ * @ingroup smf_plugin_group
+ * The Provider Base class is the class that has to be contained as a member 
+ * in all Plug-in Interfaces.
+ * 
+ * All of plug-ins should contain this class as a member and should also 
+ * contain a public method to get instance of this class. 
+ */
+class SmfProviderBase : public QObject
+	{
+	Q_OBJECT
+
+public:
+	/**
+	 * Constructor with default argument
+	 * @param aParent The parent object
+	 */
+	SmfProviderBase( QObject* aParent = 0 );
+	
+	/**
+	 * Copy Constructor
+	 * @param aOther The reference object
+	 */
+	SmfProviderBase( const SmfProviderBase &aOther );
+	
+	/**
+	 * Destructor
+	 */
+	~SmfProviderBase( );
+
+	/**
+	 * Method to get the Localisable name of the service.
+	 * @return The Localisable name of the service.
+	 */
+	QString serviceName( ) const;
+	
+	/**
+	 * Method to get the Logo of the service
+	 * @return The Logo of the service
+	 */
+	QImage serviceIcon( ) const;
+	
+	/**
+	 * Method to get the Readable service description
+	 * @return The Readable service description
+	 */
+	QString description( ) const;
+	
+	/**
+	 * Method to get the Website of the service
+	 * @return The Website of the service
+	 */
+	QUrl serviceUrl( ) const;
+	
+	/**
+	 * Method to get the URL of the Application providing this service
+	 * @return The URL of the Application providing this service
+	 */
+	QUrl applicationUrl( ) const;
+	
+	/**
+	 * Method to get the Icon of the application
+	 * @return The Icon of the application
+	 */
+	QImage applicationIcon( ) const;
+	
+	/**
+	 * Method to get the Plugin specific ID
+	 * @return The Plugin specific ID
+	 */
+	QString pluginId( ) const;
+	
+	/**
+	 * Method to get the ID of the authentication application 
+	 * for this service
+	 * @param aProgram The authentication application name
+	 * @param aArguments List of arguments required for authentication app
+	 * @param aMode Strting mode for authentication application
+	 * @return The ID of the authentication application 
+	 */
+	QString authenticationApp( QString &aProgram, QStringList & aArguments, 
+			QIODevice::OpenModeFlag aMode = QIODevice::ReadWrite ) const;
+	
+	/**
+	 * Method to get the unique registration ID provided by the 
+	 * Smf for authorised plugins
+	 * @return The unique registration ID/token provided by the Smf for 
+	 * authorised plugins
+	 */
+	QString smfRegistrationId( ) const;
+	
+	/**
+	 * Method to get the data usage of each plugin
+	 * @return The data usage structure
+	 */
+	SmfPluginDataUsage getDataUsage( ) const;
+	
+private:
+	QSharedDataPointer<SmfProviderBasePrivate> d;
+
+	friend QDataStream &operator<<( QDataStream &aDataStream, 
+			const SmfProviderBase &aProviderBase );
+
+	friend QDataStream &operator>>( QDataStream &aDataStream, 
+			SmfProviderBase &aProviderBase );
+	
+	};
+
+
+/**
+ * Method for Externalization. Writes the SmfProviderBase object to 
+ * the stream and returns a reference to the stream.
+ * @param aDataStream Stream to be written
+ * @param aProviderBase The SmfProviderBase object to be externalized
+ * @return reference to the written stream
+ */
+QDataStream &operator<<( QDataStream &aDataStream, 
+		const SmfProviderBase &aProviderBase );
+
+/**
+ * Method for Internalization. Reads a SmfProviderBase object from 
+ * the stream and returns a reference to the stream.
+ * @param aDataStream Stream to be read
+ * @param aProviderBase The SmfProviderBase object to be internalized
+ * @return reference to the stream
+ */
+QDataStream &operator>>( QDataStream &aDataStream, 
+		SmfProviderBase &aProviderBase);
+
+#endif /* SMFPROVIDERBASE_H_ */