diff -r 5d2360e70d9f -r 4b1e636e8a71 example/clientapi/smf/inc/smfplugins/smfmusic/smfmusicserviceplugin.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/example/clientapi/smf/inc/smfplugins/smfmusic/smfmusicserviceplugin.h	Thu Mar 25 14:44:08 2010 +0530
@@ -0,0 +1,103 @@
+/**
+ * @file	smfmusicserviceplugin.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
+ *
+ * Interface specification for music services
+ */
+
+#ifndef SMFMUSICSERVICEPLUGIN_H_
+#define SMFMUSICSERVICEPLUGIN_H_
+
+#include <smfproviderbase.h>
+#include <smfmusicprofile.h>
+#include <smfvenue.h>
+
+/**
+ * Interface specification for music services. This class provides basic 
+ * functionality to allow application to search for a user or check for
+ * user information etc.
+ *
+ * All of the functionality described here should be implemented by a service
+ * specific plug-in.
+ */
+class SmfMusicServicePlugin : public QObject
+	{
+	Q_OBJECT
+public:
+	/**
+	 * Constructor with default argument
+	 * @param aParent The parent object
+	 */
+	SmfMusicServicePlugin( QObject *aParent = 0 );
+	
+	/**
+	 * Destructor
+	 */
+	~SmfMusicServicePlugin( );
+	
+	/**
+	 * Method to get the provider information
+	 * @return Instance of SmfProviderBase
+	 */
+	virtual SmfProviderBase* getProviderInfo( ) = 0;
+	
+	/**
+	 * Method to get self profile information
+	 * @param aRequest [out] The request data to be sent to network
+	 * @return SmfPluginError Plugin error if any, else SmfPluginErrNone
+	 */
+	virtual SmfPluginError userInfo( SmfPluginRequestData *aRequest ) = 0;
+	
+	/**
+	 * Method to search information about other service users for a 
+	 * particular venue
+	 * @param aVenue The venue which is the search criteria
+	 * @param aRequest [out] The request data to be sent to network
+	 * @param aPageNum The page to be extracted
+	 * @param aItemsPerPage Number of items per page
+	 * @return SmfPluginError Plugin error if any, else SmfPluginErrNone
+	 */
+	virtual SmfPluginError searchUser( const SmfVenue aVenue, 
+			SmfPluginRequestData *aRequest, 
+			const int aPageNum = 0, 
+			const int aItemsPerPage = 10) = 0;
+	
+
+	/**
+	 * Method to get the result for a network request.
+	 * @param aTransportResult The result of transport operation
+	 * @param aReply The QNetworkReply instance for the request
+	 * @param aResult [out] An output parameter to the plugin manager.If the 
+	 * return value is SmfSendRequestAgain, QVariant will be of type 
+	 * SmfPluginRequestData. 
+	 * If last operation was userInfo(), aResult will be of type SmfMusicProfile
+	 * If last operation was searchUser(), aResult will be of type 
+	 * QList<SmfMusicProfile>
+	 * @param aRetType [out] SmfPluginRetType
+	 * @param aIsLastPage [out] true if this the last page, else false
+	 * @return SmfPluginError 
+	 */
+	virtual SmfPluginError responseAvailable( 
+			const SmfTransportResult aTransportResult, 
+			QNetworkReply *aReply, 
+			QVariant* aResult, 
+			SmfPluginRetType aRetType,
+			bool aIsLastPage) = 0;
+	
+	};
+
+Q_DECLARE_INTERFACE( SmfMusicServicePlugin, "org.symbian.smf.plugin.music.service/v1.0" );
+
+#endif /* SMFMUSICSERVICEPLUGIN_H_ */