diff -r 5d2360e70d9f -r 4b1e636e8a71 example/clientapi/smf/inc/smfplugins/smfprovider/smfproviderbase.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/example/clientapi/smf/inc/smfplugins/smfprovider/smfproviderbase.h	Thu Mar 25 14:44:08 2010 +0530
@@ -0,0 +1,286 @@
+/**
+ * @file	smfproviderbase.h
+ * @author  Nalina Hariharan, Sasken Communication Technologies Ltd - Initial contribution
+ * @version 1.0
+ *
+ * @section LICENSE
+ *
+ * Copyright (c) 2010 Sasken Communication Technologies Ltd. 
+ * All rights reserved.
+ * This component and the accompanying materials are made available 
+ * under the terms of the "{License}" 
+ * which accompanies  this distribution, and is available 
+ * at the URL "{LicenseUrl}".
+ * 
+ * @section 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 <QNetworkAccessManager>
+
+
+/**
+ * The enumeration used to track the plugin methods return type
+ */
+enum SmfPluginRetType
+	{
+	SmfSendRequestAgain = 0,
+	SmfRequestComplete
+	};
+
+/**
+ * The enumeration used to indicate result of transport to the plugins
+ */
+enum SmfTransportResult
+	{
+	SmfNoError = 0,
+	SmfNetworkTimeOut,
+	SmfIAPChanged,
+	SmfUnknownError
+	};
+
+/**
+ * The enumeration used to denote errors reported by plugin
+ * Smf can't continue without handling these errors
+ */
+enum SmfPluginError
+	{
+	SmfPluginErrNone = 0, 
+	SmfPluginErrTooManyRequest,
+	SmfPluginErrRequestQuotaExceeded,
+	SmfPluginErrInvalidRequest,
+	SmfPluginErrUserNotLoggedIn,
+	SmfPluginErrAuthenticationExpired,
+	SmfPluginErrPermissionDenied,
+	SmfPluginErrInvalidApplication,
+	SmfPluginErrServiceUnavailable,
+	SmfPluginErrServiceTemporaryUnavailable,
+	SmfPluginErrFormatNotSupported, 
+	SmfPluginErrDataSizeExceeded  
+	};
+
+
+/**
+ * The enumeration used to indicate the type of network operation done
+ */
+enum SmfRequestOperation
+	{
+	SmfContactGetFriends = 0,
+	SmfContactGetFollowers,
+	SmfContactSearch,
+	SmfContactGerGroups,
+	SmfContactSearchInGroup,
+	SmfContactGetPosts,
+	SmfContactUpdatePost,
+	SmfContactUpdatePostDirected,
+	SmfContactPostAppearence,
+	SmfMusicGetLyrics,
+	SmfMusicGetSubtitle,
+	SmfMusicGetEventsOnLoc,
+	SmfMusicGetVenueOnLoc,
+	SmfMusicGetEventsOnVenue,
+	SmfMusicPostEvents,
+	SmfMusicGetRecommendations,
+	SmfMusicGetTracks,
+	SmfMusicGetTrackInfo,
+	SmfMusicGetStores,
+	SmfMusicPostCurrentPlaying,
+	SmfMusicGetUserInfo,
+	SmfMusicSearchUser,
+	SmfMusicGetPlaylists,
+	SmfMusicGetPlaylistsOfUser,
+	SmfMusicAddToPlaylist,
+	SmfMusicPostCurrentPlayingPlaylist,
+	SmfPictureGetPictures,
+	SmfPictureDescription,
+	SmfPictureUpload,
+	SmfPictureMultiUpload,
+	SmfPicturePostComment
+	
+	};
+
+
+/**
+ * The structure used to track the data usage of each plugins
+ */
+struct SmfPluginDataUsage
+	{
+	/**
+	 * Application that called the plugin
+	 */
+	QString iAppName;
+	
+	/**
+	 * Interface implemented by the plugin
+	 */
+	QString iInterfaceName;
+	
+	/**
+	 * The service provider
+	 */
+	QString iServiceProviderName;
+	
+	/**
+	 * number of bytes sent for this plugin
+	 */
+	uint iBytesSent;
+	
+	/**
+	 * number of bytes received for this plugin
+	 */
+	uint iBytesReceived;
+	
+	};
+
+
+/**
+ * The structure used to hold the request created by the plugins
+ */
+struct SmfPluginRequestData
+	{
+	/**
+	 * Indicates the type of operation performed, like getting Friends 
+	 * list, upload image etc
+	 */
+	SmfRequestOperation iRequestType;
+	
+	/**
+	 * The QNetworkRequest that has to be filled up by the plugins
+	 */
+	QNetworkRequest *iNetworkRequest;
+	
+	/**
+	 * The data to be posted in case of HTTP POST operation
+	 */
+	QBuffer *iPostData;
+	
+	/**
+	 * The type of HTTP transaction, like GET, POST etc
+	 */
+	QNetworkAccessManager::Operation iHttpOperationType;
+	
+	};
+
+/**
+ * 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 );
+	
+	/**
+	 * Destructor
+	 */
+	~SmfProviderBase( );
+
+	/**
+	 * Method to get the Localisable name of the service.
+	 * @return The Localisable name of the service.
+	 */
+	QString serviceName( );
+	
+	/**
+	 * Method to get the Logo of the service
+	 * @return The Logo of the service
+	 */
+	QImage serviceIcon( );
+	
+	/**
+	 * Method to get the Readable service description
+	 * @return The Readable service description
+	 */
+	QString description( );
+	
+	/**
+	 * Method to get the Website of the service
+	 * @return The Website of the service
+	 */
+	QUrl serviceUrl( );
+	
+	/**
+	 * Method to get the URL of the Application providing this service
+	 * @return The URL of the Application providing this service
+	 */
+	QUrl applicationUrl( );
+	
+	/**
+	 * Method to get the Icon of the application
+	 * @return The Icon of the application
+	 */
+	QImage applicationIcon( );
+	
+	/**
+	 * Method to get the Plugin specific ID
+	 * @return The Plugin specific ID
+	 */
+	uint pluginId( );
+	
+	/**
+	 * 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 
+	 */
+	uint authenticationApp( QString &aProgram, QStringList & aArguments, 
+			QIODevice::OpenModeFlag aMode = QIODevice::ReadWrite );	
+	
+	/**
+	 * 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( );
+	
+	/**
+	 * Method to get the data usage of each plugin
+	 * @param aUsage The data usage structure
+	 */
+	void getDataUsage( SmfPluginDataUsage &aUsage );
+	
+	/**
+	 * Method to get the reference count for loading.
+	 * The reference count increased with each load request and decreased 
+	 * with each unload request
+	 * @return The reference count value for loading of the plugins
+	 */
+	uint getLoadRefCount( );
+	
+private:
+	QString m_serviceName;	// the Localisable name of the service
+	QImage m_serviceIcon;	// the Logo of the service
+	QString m_description;	// the Readable service description
+	QUrl m_serviceUrl;		// the Website of the service
+	QUrl m_applicationUrl; 	// URL of the Application providing this service
+	QImage m_applicationIcon;	//Icon of the application
+	uint m_pluginId;		// The Plugin specific ID
+	uint m_authenticationAppId; // ID of the authentication application for this service
+	QString m_registrationId; 	// unique registration ID provided by the 
+							// Smf for authorised plugins
+	SmfPluginDataUsage m_usage;	//data usage of each plugin
+	uint m_loadRefCount;	// reference count increased with each load request 
+							// and decreased with each unload request
+	};
+
+#endif /* SMFPROVIDERBASE_H_ */