diff -r 3785f754ee62 -r 5360b7ddc251 upnpavcontroller/upnpavcontrollerserver/inc/upnpplaybacksession.h
--- a/upnpavcontroller/upnpavcontrollerserver/inc/upnpplaybacksession.h	Fri Sep 17 08:31:21 2010 +0300
+++ b/upnpavcontroller/upnpavcontrollerserver/inc/upnpplaybacksession.h	Mon Nov 01 12:37:49 2010 +0200
@@ -1,1233 +1,628 @@
-/*
-* Copyright (c) 2006 Nokia Corporation and/or its subsidiary(-ies).
-* All rights reserved.
-* This component and the accompanying materials are made available
-* under the terms of "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:
-* Nokia Corporation - initial contribution.
-*
-* Contributors:
-*
-* Description:      implements playback state machinery for media renderer
-*
-*/
-
-
-
-
-
-
-
-#ifndef C_UPNPPLAYBACKSESSION_H
-#define C_UPNPPLAYBACKSESSION_H
-
-// INCLUDE FILES
-// System
-#include <e32base.h>
-
-// upnp stack api
-#include <upnpavcontrolpointobserver.h>
-
-// upnpframework / avcontroller api
-#include "upnpavcontroller.h"
-#include "upnpavrenderingsessionobserver.h"
-
-// FORWARD DECLARATIONS
-class MUPnPAVMediaObserver;
-class CUpnpItem;
-class CUpnpObject;
-class CUPnPFileSharingActive;
-class RUpnpMediaServerClient;
-class CUpnpAVRequest;
-class CUpnpAVDeviceExtended;
-class TUnsolicitedEventC;
-class CUPnPXMLEventParser;
-class CUpnpAVControllerServer;
-class CUpnpAttribute;
-class CUpnpAVControlPoint;
-class CUPnPPeriodic;
-
-/**
- * Implements the server side playback session. Provides functionality to
- * Set URI/Next URI, control playback and to get position info.
- *
- * @since S60 v3.1
- */
-class CUPnPPlaybackSession :    public CBase,
-                                public MUpnpAVControlPointObserver
-    {
-
-private:
-	
-    /**
-     * Defines current playback state.
-     */
-    enum TPlaybackState
-        {
-        EUninitialized = 0,
-        EStopped,
-        EPlaying,
-        EPaused,
-        EPlaySent
-        };
-        
-    enum TMuteState
-        {
-        EUnknown    = -1,
-        ENotMuted   = 0,
-        EMuted      = 1
-        };    
-
-public:
-
-    /**
-     * Static 1st phase constructor.
-     *
-     * @param aControlPoint AV Control Point reference
-     * @param aClient S60 Media Server session reference
-     * @param aDispatcher observer callback disparcher reference
-     * @param aRepository device repository
-     * @param aSessionId session id
-     * @param aUuid device Uuid
-     * @return new instance
-     */
-    static CUPnPPlaybackSession* NewL
-        (
-        RUpnpMediaServerClient& aClient,
-        CUpnpAVControllerServer& aServer,
-        TInt aSessionId,   
-        const TDesC8& aUuid
-        );
-    
-    /**
-     * Destructor
-     */
-    virtual ~CUPnPPlaybackSession();
-    
-private:
-
-    /**
-     * Private constructor.
-     *
-     * @param aControlPoint AV Control Point reference
-     * @param aClient S60 Media Server session reference
-     * @param aDispatcher observer callback disparcher reference
-     * @param aRepository device repository
-     * @param aSessionId session id
-     * @param aUuid device Uuid
-     */
-    CUPnPPlaybackSession
-        (
-        RUpnpMediaServerClient& aClient,
-        CUpnpAVControllerServer& aServer,
-        TInt aSessionId
-        );    
-    
-    /**
-     * 2nd phase construct
-     *
-     * @param aUuid device Uuid
-     */
-    void ConstructL( const TDesC8& aUuid );
-  
-protected: // From MUpnpAVControlPointObserver
-
-    /**
-     * Observer callback for rendering control Set Volume.
-     * @since Series 60 2.6
-     * @param aUuid Source device UUID. 
-     * @param aSessionId 
-     * @param aErr UPnP error code.
-     * @param aInstance rendering instance.
-     * @param aChannel audio channel.
-     * @param aDesiredVolume 
-     */
-    void RcSetVolumeResponse(
-        const TDesC8& aUuid,
-        TInt aSessionId,
-        TInt aErr, 
-        const TDesC8& aInstance, 
-        const TDesC8& aChannel, 
-        const TDesC8& aDesiredVolume);
-        
-    /**
-     * Observer callback for rendering control Get Volume.
-     * @since Series 60 2.6
-     * @param aUuid Source device UUID. 
-     * @param aSessionId 
-     * @param aErr UPnP error code.
-     * @param aInstance rendering instance.
-     * @param aChannel audio channel.
-     * @param aCurrentVolume 
-     */
-    void RcVolumeResponse(
-        const TDesC8& aUuid,
-        TInt aSessionId,
-        TInt aErr, 
-        const TDesC8& aInstance, 
-        const TDesC8& aChannel, 
-        const TDesC8& aCurrentVolume);
-         
-    /**
-     * Observer callback for rendering control Set Mute.
-     * @since Series 60 2.6
-     * @param aUuid Source device UUID. 
-     * @param aSessionId 
-     * @param aErr UPnP error code.
-     * @param aInstance rendering instance.
-     * @param aChannel audio channel.
-     * @param aDesiredMute 
-     */
-    void RcSetMuteResponse(
-        const TDesC8& aUuid,
-        TInt aSessionId,
-        TInt aErr, 
-        const TDesC8& aInstance, 
-        const TDesC8& aChannel, 
-        const TDesC8& aDesiredMute);
-        
-    /**
-     * Observer callback for rendering control Get Mute.
-     * @since Series 60 2.6
-     * @param aUuid Source device UUID. 
-     * @param aSessionId 
-     * @param aErr UPnP error code.
-     * @param aInstance rendering instance.
-     * @param aChannel audio channel.
-     * @param aCurrentMute 
-     */
-    void RcMuteResponse(
-        const TDesC8& aUuid,
-        TInt aSessionId,
-        TInt aErr, 
-        const TDesC8& aInstance, 
-        const TDesC8& aChannel, 
-        const TDesC8& aCurrentMute); 
-
-
-    /**
-     * Observer callback for rendering control AV set transport uri.
-     * @since Series 60 2.6
-     * @param aUuid Source device UUID. 
-     * @param aSessionId 
-     * @param aErr UPnP error code.
-     * @param aInstance rendering instance.
-     * @param aCurrentUri Current transport URI.
-     * @param Current transport URI Metadata. 
-     */
-    void AvtSetTransportUriResponse(
-        const TDesC8& aUuid,
-        TInt aSessionId,
-        TInt aErr,
-        const TDesC8& aInstanceId,
-        const TDesC8& aCurrentUri,
-        const TDesC8& aCurrentUriMetaData);
-        
-    /**
-     * Observer callback for rendering control AV set next transport uri.
-     * @since Series 60 2.6
-     * @param aUuid Source device UUID. 
-     * @param aSessionId 
-     * @param aErr UPnP error code.
-     * @param aInstance rendering instance.
-     * @param aCurrentUri Current transport URI.
-     * @param Current transport URI Metadata. 
-     */
-    virtual void AvtSetNextTransportUriResponse(
-        const TDesC8& aUuid,
-        TInt aSessionId,
-        TInt aErr,
-        const TDesC8& aInstanceId,
-        const TDesC8& aNextUri,
-        const TDesC8& aNextUriMetaData);
-        
-    /**
-     * Observer callback for rendering control AV get media info response.
-     * @since Series 60 2.6
-     * @param aUuid Source device UUID. 
-     * @param aSessionId 
-     * @param aErr UPnP error code.
-     * @param aInstance rendering instance.
-     * @param aNrTracks Number of tracks.
-     * @param aMediaDuration 
-     * @param aCurrentUri Current transport URI.
-     * @param aCurrentUriMetaData Metadata of current trransport uri. 
-     * @param aNextUri Next transport URI.
-     * @param aNextUriMetaData Metadata of next trransport uri.
-     * @param aPlayMedium
-     * @param aRecordMedium
-     * @param aWriteStatus
-     */
-    void AvtMediaInfoResponse(
-        const TDesC8& aUuid,
-        TInt aSessionId,
-        TInt aErr,
-        const TDesC8& aInstanceId,
-        const TDesC8& aNrTracks,
-        const TDesC8& aMediaDuration,
-        const TDesC8& aCurrentUri,
-        const TDesC8& aCurrentUriMetaData,
-        const TDesC8& aNextUri,
-        const TDesC8& aNextUriMetaData,
-        const TDesC8& aPlayMedium,
-        const TDesC8& aRecordMedium,
-        const TDesC8& aWriteStatus);
-        
-    /**
-     * Observer callback for rendering control AV get transport info response.
-     * @since Series 60 2.6
-     * @param aUuid Source device UUID. 
-     * @param aSessionId
-     * @param aErr UPnP error code.
-     * @param aInstance rendering instance.
-     * @param aCurrenTransportState
-     * @param aCurrentTransportStatus
-     * @param aCurrentUri aCurrentSpeed
-     */
-    void AvtGetTransportInfoResponse(
-        const TDesC8& aUuid,
-        TInt aSessionId,
-        TInt aErr,
-        const TDesC8& aInstanceId,
-        const TDesC8& aCurrenTransportState,
-        const TDesC8& aCurrentTransportStatus,
-        const TDesC8& aCurrentSpeed);
-        
-    /**
-     * Observer callback for rendering control AV get position info response.
-     * @since Series 60 2.6
-     * @param aUuid Source device UUID. 
-     * @param aSessionId 
-     * @param aErr UPnP error code.
-     * @param aTrack rendering instance.
-     * @param aTrackDuration 
-     * @param aTrackMetaData
-     * @param aTrackURI
-     * @param aRelTime
-     * @param aAbsTime
-     * @param aRelCount
-     * @param aAbsCount
-     */
-    void AvtPositionInfoResponse(
-        const TDesC8& aUuid,
-        TInt aSessionId,
-        TInt aErr,
-        const TDesC8& aInstanceId,
-        const TDesC8& aTrack,
-        const TDesC8& aTrackDuration,
-        const TDesC8& aTrackMetaData,
-        const TDesC8& aTrackURI,
-        const TDesC8& aRelTime,
-        const TDesC8& aAbsTime,
-        const TDesC8& aRelCount,
-        const TDesC8& aAbsCount);
-        
-    /**
-     * Observer callback for rendering control AV get device
-     * capabilities response.
-     * @since Series 60 2.6
-     * @param aUuid Source device UUID. 
-     * @param aSessionId 
-     * @param aErr UPnP error code.
-     * @param aPlayMedia
-     * @param aRecMedia 
-     * @param aRecQualityModes
-     */
-    void AvtDeviceCapabilitiesResponse(
-        const TDesC8& aUuid,
-        TInt aSessionId,
-        TInt aErr,
-        const TDesC8& aInstanceId,
-        const TDesC8& aPlayMedia,
-        const TDesC8& aRecMedia,
-        const TDesC8& aRecQualityMode);
-        
-    /**
-     * Observer callback for rendering control AV get transport
-     * settings response.
-     * @since Series 60 2.6
-     * @param aUuid Source device UUID. 
-     * @param aSessionId
-     * @param aInstanceId
-     * @param aErr UPnP error code.        
-     * @param aPlayMode
-     * @param aRecQualityMode
-     */
-    void AvtTransportSettingsResponse(
-        const TDesC8& aUuid,
-        TInt aSessionId,
-        TInt aErr,
-        const TDesC8& aInstanceId,
-        const TDesC8& aPlayMode,
-        const TDesC8& aRecQualityMode);
-        
-    /**
-     * Observer callback for rendering control AV Stop response.
-     * @since Series 60 2.6
-     * @param aUuid Source device UUID. 
-     * @param aSessionId 
-     * @param aErr UPnP error code.
-     */
-    void AvtStopResponse(
-        const TDesC8& aUuid,
-        TInt aSessionId,
-        TInt aErr,
-        const TDesC8& aInstanceId);
-        
-    /**
-     * Observer callback for rendering control AV Play response.
-     * @since Series 60 2.6
-     * @param aUuid Source device UUID. 
-     * @param aSessionId 
-     * @param aErr UPnP error code.
-     * @param aSpeed
-     */
-    void AvtPlayResponse(
-        const TDesC8& aUuid,
-        TInt aSessionId,
-        TInt aErr,
-        const TDesC8& aInstanceId,
-        const TDesC8& aSpeed);
-    
-    /**
-     * Observer callback for rendering control AV Pause response.
-     * @since Series 60 2.6
-     * @param aUuid Source device UUID. 
-     * @param aSessionId 
-     * @param aErr UPnP error code.
-     */
-    void AvtPauseResponse(
-        const TDesC8& aUuid,
-        TInt aSessionId,
-        TInt aErr,
-        const TDesC8& aInstanceId);
-        
-    /**
-     * Observer callback for rendering control AV Record response.
-     * @since Series 60 2.6
-     * @param aUuid Source device UUID. 
-     * @param aSessionId 
-     * @param aErr UPnP error code.
-     */
-    void AvtRecordResponse(
-        const TDesC8& aUuid,
-        TInt aSessionId,
-        TInt aErr,
-        const TDesC8& aInstanceId);
-        
-    /**
-     * Observer callback for rendering control AV Seek response.
-     * @since Series 60 2.6
-     * @param aSessionId 
-     * @param aErr UPnP error code.
-     * @param aUnit
-     * @param aTarget
-     */
-    void AvtSeekResponse(
-        const TDesC8& aUuid,
-        TInt aSessionId,
-        TInt aErr,
-        const TDesC8& aInstanceId,
-        const TDesC8& aUnit,
-        const TDesC8& aTarget);
-        
-    /**
-     * Observer callback for rendering control AV Next response.
-     * @since Series 60 2.6
-     * @param aUuid Source device UUID. 
-     * @param aSessionId 
-     * @param aErr UPnP error code.
-     */
-    void AvtNextResponse(
-        const TDesC8& aUuid,
-        TInt aSessionId,
-        TInt aErr,
-        const TDesC8& aInstanceId);
-        
-    /**
-     * Observer callback for rendering control AV Previous response.
-     * @since Series 60 2.6
-     * @param aUuid Source device UUID. 
-     * @param aSessionId 
-     * @param aErr UPnP error code.
-     */
-    void AvtPreviousResponse(
-        const TDesC8& aUuid,
-        TInt aSessionId,
-        TInt aErr,
-        const TDesC8& aInstanceId);
-    
-    /**
-     * Observer callback for rendering control AV setplay mode response.
-     * @since Series 60 2.6
-     * @param aUuid Source device UUID. 
-     * @param aSessionId 
-     * @param aErr UPnP error code.
-     * @param aNewPlayMode
-     */
-    void AvtSetPlayModeResponse(
-        const TDesC8& aUuid,
-        TInt aSessionId,
-        TInt aErr,
-        const TDesC8& aInstanceId,
-        const TDesC8& aNewPlayMode);
-        
-    /**
-     * Observer callback for rendering control AV set record qualityresponse.
-     * @since Series 60 2.6
-     * @param aUuid Source device UUID. 
-     * @param aSessionId 
-     * @param aErr UPnP error code.
-     * @param aNewRecordQuality
-     */
-    void AvtSetRecordModeResponse(
-        const TDesC8& aUuid,
-        TInt aSessionId,
-        TInt aErr,
-        const TDesC8& aInstanceId,
-        const TDesC8& aNewRecordQuality);
-        
-    /**
-     * Observer callback for Content Directory GetSearchCapabilities function.
-     * @since Series 60 2.6
-     * @param aUuid Source device UUID. 
-     * @param aSessionId 
-     * @param aErr UPnP error code.
-     * @param aSearchCaps
-     */
-    void CdsSearchCapabilitiesResponse(
-        const TDesC8& aUuid,
-        TInt aSessionId,
-        TInt aErr,
-        const TDesC8& aSearchCaps);
-        
-    /**
-     * Observer callback for Content Directory GetSortCapabilities function.
-     * @since Series 60 2.6
-     * @param aUuid Source device UUID. 
-     * @param aSessionId 
-     * @param aErr UPnP error code.
-     * @param aSortCaps
-     */
-    void CdsSortCapabilitiesResponse(
-        const TDesC8& aUuid,
-        TInt aSessionId,
-        TInt aErr,
-        const TDesC8& aSortCaps);
-
-    /**
-     * Observer callback for Content Directory GetSystemUpdateID function.
-     * @since Series 60 2.6
-     * @param aSessionId 
-     * @param aErr UPnP error code.
-     * @param aSystemUpdateId
-     */
-    void CdsSystemUpdateIdResponse(
-        const TDesC8& aUuid,
-        TInt aSessionId,
-        TInt aErr,
-        TInt aSystemUpdateId);
-    /**
-    * Observer callback for Content Directory Browse function.
-    * @since Series 60 2.6
-    * @param aUuid Source device UUID. 
-    * @param aSessionId 
-    * @param aErr UPnP error code.
-    * @param aObjectID
-    * @param aBrowseFlag
-    * @param aFilter
-    * @param aIndex
-    * @param arequest
-    * @param aSortCriteria
-    * @param aResult
-    * @param aReturned
-    * @param aMatches
-    * @param aUpdateID
-    */
-    
-    void CdsBrowseResponse(
-        const TDesC8& aUuid,
-        TInt aSessionId,
-        TInt aErr,
-        const TDesC8& aObjectID,
-        const TDesC8&  aBrowseFlag,
-        const TDesC8&  aFilter,
-        TInt aIndex,
-        TInt aRequest,
-        const TDesC8&  aSortCriteria,
-        const TDesC8&  aResult,
-        TInt aReturned,
-        TInt aMatches,
-        const TDesC8&  aUpdateID);
-        
-    /**
-     * Observer callback for Content Directory Search function.
-     * @since Series 60 2.6
-     * @param aUuid Source device UUID. 
-     * @param aSessionId 
-     * @param aErr UPnP error code.
-     * @param aContainerId
-     * @param aSearchCriteria
-     * @param aFilter
-     * @param aIndex
-     * @param arequest
-     * @param aSortCriteria
-     * @param aResult
-     * @param aReturned
-     * @param aMatches
-     * @param aUpdateID
-     */
-     
-    void CdsSearchResponse(
-        const TDesC8& aUuid,
-        TInt aSessionId,
-        TInt aErr,
-        const TDesC8& aContainerId,
-        const TDesC8& aSearchCriteria,
-        const TDesC8& aFilter,
-        TInt aIndex,
-        TInt aRequest,
-        const TDesC8& aSortCriteria,
-        const TDesC8& aResult,
-        TInt aReturned,
-        TInt aMatches,
-        const TDesC8& aUpdateID);
-        
-    /**
-     * Observer callback for Content Directory DestroyObject function.
-     * @since Series 60 2.6
-     * @param aUuid Source device UUID. 
-     * @param aSessionId 
-     * @param aErr UPnP error code.
-     * @param aObjectId
-     */
-    void CdsDestroyObjectResponse(
-        const TDesC8& aUuid,
-        TInt aSessionId,
-        TInt aErr,
-        const TDesC8& aObjectId );
-        
-    /**
-     * Observer callback for Content Directory UpdateObject function.
-     * @since Series 60 2.6
-     * @param aUuid Source device UUID. 
-     * @param aSessionId 
-     * @param aErr UPnP error code.
-     * @param aObjectId
-     * @param aCurrentTagValue
-     * @param aNewTagValue
-     */
-    void CdsUpdateObjectResponse(
-        const TDesC8& aUuid,
-        TInt aSessionId,
-        TInt aErr,
-        const TDesC8& aObjectId,
-        const TDesC8& aCurrentTagValue,
-        const TDesC8& aNewTagValue );
-        
-    /**
-     * Observer callback for Content Directory ImportResource function.
-     * @since Series 60 2.6
-     * @param aUuid Source device UUID. 
-     * @param aSessionId 
-     * @param aErr UPnP error code.
-     * @param aSourceURI
-     * @param aDestinationURI
-     * @param aTransferId
-     */       
-    void CdsImportResponse(
-        const TDesC8& aUuid,
-        TInt aSessionId,
-        TInt aErr,
-        const TDesC8& aSourceURI,
-        const TDesC8& aDestinationURI,
-        const TDesC8& aTransferId );
-        
-    /**
-     * Observer callback for Content Directory ExportResource function.
-     * @since Series 60 2.6
-     * @param aUuid Source device UUID. 
-     * @param aSessionId 
-     * @param aErr UPnP error code.
-     * @param aSourceURI
-     * @param aDestinationURI
-     * @param aTransferId
-     */       
-    void CdsExportResponse(
-        const TDesC8& aUuid,
-        TInt aSessionId,
-        TInt aErr,
-        const TDesC8& aSourceURI,
-        const TDesC8& aDestinationURI,
-        const TDesC8& aTransferId );
-        
-    /**
-     * Observer callback for Content Directory StopTransfer function.
-     * @since Series 60 2.6
-     * @param aUuid Source device UUID. 
-     * @param aSessionId 
-     * @param aErr UPnP error code.
-     * @param aSourceURI
-     * @param aDestinationURI
-     * @param aTransferId
-     */       
-    void CdsStopTransferResponse(
-        const TDesC8& aUuid,
-        TInt aSessionId,
-        TInt aErr,
-        const TDesC8& aTransferId );
-    
-    /**
-     * Observer callback for Content Directory GetTransferProgress function.
-     * @since Series 60 2.6
-     * @param aUuid Source device UUID. 
-     * @param aSessionId 
-     * @param aErr UPnP error code.
-     * @param aTransferId
-     * @param aTransferStatus
-     * @param aTransferTotal
-     */         
-    virtual void CdsCTransferProgressResponse(
-        const TDesC8& aUuid,
-        TInt aSessionId,
-        TInt aErr,
-        const TDesC8& aTransferId,
-        const TDesC8& aTransferStatus,
-        const TDesC8& aTransferLength,            
-        const TDesC8& aTransferTotal );
-        
-    /**
-     * Observer callback for Content Directory DeleteResource function.
-     * @since Series 60 2.6
-     * @param aUuid Source device UUID. 
-     * @param aSessionId 
-     * @param aErr UPnP error code.
-     * @param aResourceUri Resource to be deleted.
-     */ 
-    void CdsDeleteResourceResponse(
-        const TDesC8& aUuid,
-        TInt aSessionId,
-        TInt aErr,
-        const TDesC8& aResourceUri );
-        
-    /**
-     * Observer callback for Content Directory CreateReference function.
-     * @since Series 60 2.6
-     * @param aUuid Source device UUID. 
-     * @param aSessionId 
-     * @param aErr UPnP error code.
-     * @param aContainerId Destination folder.
-     * @param aObjectId Source object.
-     * @param aNewId Created reference.
-     */ 
-    void CdsCreateReferenceResponse(
-        const TDesC8& aUuid,
-        TInt aSessionId,
-        TInt aErr,
-        const TDesC8& aContainerId, 
-        const TDesC8& aObjectId, 
-        const TDesC8& aNewId );
-        
-    /**
-     * Observer callback for Content Directory CreateReference function.
-     * @since Series 60 2.6
-     * @param aUuid Source device UUID. 
-     * @param aSessionId 
-     * @param aErr UPnP error code.
-     * @param aContainerID Container in which new object is created.
-     * @param aElements Elements for item creation.
-     * @param aObjectID New objects ID.
-     * @param aResult Result of the action.
-     */ 
-    void CdsCreateObjectResponse(
-        const TDesC8& aUuid,
-        TInt aSessionId,
-        TInt aErr,
-        const TDesC8& aContainerID, 
-        const TDesC8& aElements, 
-        const TDesC8& aObjectID, 
-        const TDesC8& aResult );
-        
-
-    /**
-     * Observer callback for Connection Manager GetProtocolInfo function.
-     * @since Series 60 2.6
-     * @param aUuid Source device UUID. 
-     * @param aSessionId 
-     * @param aErr UPnP error code.
-     * @param aSource
-     * @param aSink
-     */ 
-    void CmProtocolInfoResponse(
-        const TDesC8& aUuid,
-        TInt aSessionId,
-        TInt aErr,
-        const TDesC8& aSource, 
-        const TDesC8& aSink );
-    
-    /**
-     * Observer callback for Connection Manager PrepareForConnection 
-     * function.
-     * @since Series 60 2.6
-     * @param aUuid Source device UUID. 
-     * @param aSessionId 
-     * @param aErr UPnP error code.
-     * @param aRemoteProtocolInfo
-     * @param aPeerConnectionManager
-     * @param aPeerConnectionId
-     * @param aDirection
-     * @param aConnection
-     * @param aTransport
-     * @param aRsc
-     */        
-    void CmPrepareResponse(
-        const TDesC8& aUuid,
-        TInt aSessionId,
-        TInt aErr,
-        const TDesC8& aRemoteProtocolInfo,
-        const TDesC8& aPeerConnectionManager,
-        const TDesC8& aPeerConnectionId,
-        const TDesC8& aDirection,
-        TInt aConnection,
-        TInt aTransport,
-        TInt aRsc );
-    
-    /**
-     * Observer callback for Connection Manager ConnectionComplete 
-     * function.
-     * @since Series 60 2.6
-     * @param aUuid Source device UUID. 
-     * @param aSessionId 
-     * @param aErr UPnP error code.
-     * @param aConnection
-     */         
-    void CmComplete(
-        const TDesC8& aUuid,
-        TInt aSessionId,
-        TInt aErr,
-        TInt aConnection );
-        
-    /**
-     * Observer callback for Connection Manager GetCurrentConnectionIDs
-     * function.
-     * @since Series 60 2.6
-     * @param aUuid Source device UUID. 
-     * @param aSessionId 
-     * @param aErr UPnP error code.
-     * @param aConnection
-     */         
-    void CmCurrentConnections(
-        const TDesC8& aUuid,
-        TInt aSessionId,
-        TInt aErr,
-        const TDesC8& aConnections);
-        
-    /**
-     * Observer callback for Connection Manager GetCurrentConnectionInfo
-     * function.
-     * @since Series 60 2.6
-     * @param aUuid Source device UUID. 
-     * @param aSessionId 
-     * @param aErr UPnP error code.
-     * @param rscId
-     * @param aProtocolInfo
-     * @param aPeerConnectionManager
-     * @param peerId
-     * @param aStatus
-     */   
-    void CmCurrentInfo(
-        const TDesC8& aUuid,
-        TInt aSessionId,
-        TInt aErr,
-        TInt rscId, 
-        TInt transportId, 
-        const TDesC8& aProtocolInfo,
-        const TDesC8& aPeerConnectionManager, 
-        TInt peerId, 
-        const TDesC8& aDirection, 
-        const TDesC8& aStatus );
-
-    //*****************************************************************
-    //Functions for UPnP event handling
-    //*****************************************************************
-    /**
-     * Content Directory SystemUpdateId event handler.
-     * @since Series 60 2.6
-     * @param aUuid Device UUID.
-     * @param aSystemUpdateId Device systemUpdateId.
-     */
-    void CdsUpdateEvent(
-            const TDesC8& aUuid,
-            TInt aSystemUpdateId
-            );
-            
-    /**
-     * Content Directory ContainerUpdateIDs event handler.
-     * @since Series 60 2.6
-     * @param aUuid Device UUID.
-     * @param aConteinerIds Device container update ids.
-     */
-    void CdsContainerEvent(
-            const TDesC8& aUuid,
-            const TDesC8& aConteinerIds
-            );
-            
-    /**
-     * Content Directory TransferIDs event handler.
-     * @since Series 60 2.6
-     * @param aUuid Device UUID.
-     * @param aTransferIds Device transfer ids.
-     */
-    void CdsTransferEvent(
-            const TDesC8& aUuid,
-            const TDesC8& aTransferIds
-            );
-            
-    /**
-     * Rendering Control LastChange event handler.
-     * @since Series 60 2.6
-     * @param aUuid Device UUID.
-     * @param aLastChange Device LastChange statevariable.
-     */
-    void RcLastChangeEvent(
-            const TDesC8& aUuid,
-            const TDesC8& aLastChange
-            );
-            
-    /**
-     * AV Transport LastChange event handler.
-     * @since Series 60 2.6
-     * @param aUuid Device UUID.
-     * @param aLastChange Device LastChange statevariable.
-     */
-    void AvtLastChangeEvent(
-            const TDesC8& aUuid,
-            const TDesC8& aLastChange
-            );
-    /**
-     * Connection Manager SourceEvent event handler.
-     * @since Series 60 2.6
-     * @param aUuid Device UUID.
-     * @param aSource Device's source info.
-     */
-    void CmSourceEvent(
-            const TDesC8& aUuid,
-            const TDesC8& aSource
-            );
-            
-    /**
-     * Connection Manager SinkEvent event handler.
-     * @since Series 60 2.6
-     * @param aUuid Device UUID.
-     * @param aSink Device's sink info.
-     */
-    void CmSinkEvent(
-            const TDesC8& aUuid,
-            const TDesC8& aSink
-            );
-            
-    /**
-     * Connection Manager ConnectionsEvent event handler.
-     * @since Series 60 2.6
-     * @param aUuid Device UUID.
-     * @param aConnections Devices connections.
-     */
-    void CmConnectionsEvent(
-            const TDesC8& aUuid,
-            const TDesC8& aConnections
-            );
-    //*****************************************************************
-    // Device and http functions.
-    //*****************************************************************
-    /**
-     * Handles HTTP messages.
-     * @since Series 60 2.6
-     * @param aMessage Incoming HTTP message.
-     */
-    void HttpResponseL( CUpnpHttpMessage* aMessage );
-
-public:
-
-    /**
-     * Handles UPnP device discoveries.
-     * @since Series 60 2.6
-     * @param aDevice Device that is discovered.
-     */
-    void DeviceDiscoveredL( CUpnpDevice* aDevice );
-
-    /**
-     * Handles UPnP device disappears.
-     * @since Series 60 2.6
-     * @param aDevice Device that disappeared.
-     */
-    void DeviceDisappearedL( CUpnpDevice* aDevice );    
-   
-public: // New functions
-    
-    /**
-     * Device disappeared callback
-     *
-     * @param aDevice disappeared device
-     */
-    void DeviceDisappearedL( CUpnpAVDeviceExtended& aDevice );
-    
-    /**
-     * Sets Uuid of the local Media Server
-     *
-     * @param aUuid device Uuid
-     */
-    void SetLocalMSUuidL( const TDesC8& aUuid );
-
-    /**
-     * Returns session id
-     *
-     * @return session id
-     */
-    TInt SessionId() const;
-        
-    /**
-     * See upnpavcontrollerimpl.h
-     */
-    void EventRequestL( const RMessage2& aMessage );
-    
-    /**
-     * See upnpavcontrollerimpl.h
-     */
-    void CancelEventRequestL();
-    
-    /**
-     * See upnpavcontrollerimpl.h
-     */
-    void SetURIL( const RMessage2& aMessage );
-    
-    /**
-     * See upnpavcontrollerimpl.h
-     */
-    void CancelSetURIL();
-    
-    /**
-     * See upnpavcontrollerimpl.h
-     */
-    void SetNextURIL( const RMessage2& aMessage );
-    
-    /**
-     * See upnpavcontrollerimpl.h
-     */
-    void CancelSetNextURIL();
-
-    /**
-     * See upnpavcontrollerimpl.h
-     */
-    void PlayL( const RMessage2& aMessage );
-    
-    /**
-     * See upnpavcontrollerimpl.h
-     */
-    void CancelPlayL();
-
-    /**
-     * See upnpavcontrollerimpl.h
-     */
-    void StopL( const RMessage2& aMessage );
-    
-    /**
-     * See upnpavcontrollerimpl.h
-     */
-    void CancelStopL();
-
-    /**
-     * See upnpavcontrollerimpl.h
-     */
-    void PauseL( const RMessage2& aMessage );
-    
-    /**
-     * See upnpavcontrollerimpl.h
-     */
-    void CancelPauseL();
-    
-    /**
-     * See upnpavcontrollerimpl.h
-     */
-    void SetVolumeL( const RMessage2& aMessage );
-    
-    /**
-     * See upnpavcontrollerimpl.h
-     */
-    void CancelSetVolumeL();
-    
-    /**
-     * See upnpavcontrollerimpl.h
-     */
-    void GetVolumeL( const RMessage2& aMessage );
-    
-    /**
-     * See upnpavcontrollerimpl.h
-     */
-    void CancelGetVolumeL();
-    
-    /**
-     * See upnpavcontrollerimpl.h
-     */
-    void SetMuteL( const RMessage2& aMessage );
-    
-    /**
-     * See upnpavcontrollerimpl.h
-     */
-    void CancelSetMuteL();
-    
-    /**
-     * See upnpavcontrollerimpl.h
-     */
-    void GetMuteL( const RMessage2& aMessage );
-    
-    /**
-     * See upnpavcontrollerimpl.h
-     */
-    void CancelGetMuteL();
-    
-    /**
-     * See upnpavcontrollerimpl.h
-     */
-    void GetPositionInfoL( const RMessage2& aMessage );
-    
-    /**
-     * See upnpavcontrollerimpl.h
-     */
-    void CancelGetPositionInfoL();
-    
-    /**
-     * See upnpavcontrollerimpl.h
-     */
-    void DeviceDisappearedRequestL( const RMessage2& aMessage );
-    
-    /**
-     * See upnpavcontrollerimpl.h
-     */
-    void CancelDeviceDisappearedRequestL();        
-    
-    /**
-     * Returns device Uuid
-     */
-    const TDesC8& Uuid() const;     
-    
-private:
-
-    /**
-     * Parses a browse response and returns the importuri
-     *
-     * @param aResponse browse response
-     * @return importuri (ownership is transferred) 
-     */
-    HBufC8* ParseBrowseResponseL( const TDesC8& aResponse );
-    
-    /**
-     * Encodes given xml-document
-     *
-     * @param aResult xml-document
-     * @return encoded xml-document
-     */
-    HBufC8* EncodeXmlL( const TDesC8& aResult );
-    
-    /**
-     * Reset function
-     */
-    void ResetL();
-    
-    /**
-     * Reads object from a message
-     *
-     * @param aMessage message from client
-     * @param aSlot message slot numer
-     * @param aObj object pointer
-     */
-    void ReadObjFromMessageL( const RMessage2& aMessage, TInt aSlot,
-        CUpnpObject* aObj );        
-
-    /**
-     * Reads request from a message
-     *
-     * @param aMessage message from client
-     * @param aSlot message slot numer
-     * @param aReq request pointer
-     */
-    void ReadReqFromMessageL( const RMessage2& aMessage, TInt aSlot,
-        CUpnpAVRequest* aReq );
-        
-    void ValidateProtocolInfoL( const CUpnpAttribute& aProtocolInfo );        
-   
-    /**
-     * Send Play action if it has been requested.
-     */   
-    void SendPlayIfNeededL();
-    
-   /**
-     * Play delay timer callback
-     *
-     * @param TAny* aPtr this pointer for callback
-     * @return TInt
-     */
-    static TInt PlayDelayTimeExpired( TAny* aPtr );
-        
-
-private:
-
-    CUpnpAVControllerServer&    iServer;
-    
-    RUpnpMediaServerClient&     iMediaServer; // Not own
-    
-    CUPnPFileSharingActive*     iFileSharing; // Own
-    
-    TInt                        iSessionId;
-    
-    TInt                        iInstanceId;
-
-    TInt                        iIPSessionIdCommand;
-    
-    TInt                        iIPSessionIdSetting;
-
-    TBool                       iEventingActive;
-    
-    RMessage2*                  iCommandMessage; // Own
-    
-    RMessage2*                  iSettingMessage; // Own
-    
-    RMessage2*                  iDeviceMessage; // Own
-        
-    CUpnpAVDeviceExtended*      iDevice;
-    
-    HBufC8*                     iLocalMediaServerUuid; // Own
-    
-    CUpnpItem*                  iSharedItem; // Own
-    
-    TBool                       iItemShared;
-    
-    CUpnpItem*                  iNextSharedItem; // Own    
-    
-    TBool                       iNextItemShared;
-        
-    RMessage2*                  iEventMessage; // Own
-    
-    TPlaybackState              iPlaybackState;
-    
-    CUPnPXMLEventParser*        iEventParser;
-    
-    RArray<TUnsolicitedEventC>  iEventQue; // Own
-    
-    TMuteState                  iMuteState;
-    
-    TInt                        iVolume;
-    
-    // iPlayDelayTimer is started when we set transporturi.    
-    // The meaning of the timer is to delay the sending of play action in 
-    // order to achieve better IOP with some HW renderers like Kiss DP1600.
-    CUPnPPeriodic*              iPlayDelayTimer; // Own
-
-    // iPlayRequested will be set to ETrue if the playdelay timer is running    
-    // and somebody requests play action in the meantime
-    TBool                       iPlayRequested;
-    };
-
-#endif // C_UPNPPLAYBACKSESSION_H
+/*
+* Copyright (c) 2006-2009 Nokia Corporation and/or its subsidiary(-ies).
+* All rights reserved.
+* This component and the accompanying materials are made available
+* under the terms of "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:
+* Nokia Corporation - initial contribution.
+*
+* Contributors:
+*
+* Description:      implements playback state machinery for media renderer
+*
+*/
+
+#ifndef C_UPNPPLAYBACKSESSION_H
+#define C_UPNPPLAYBACKSESSION_H
+
+// INCLUDE FILES
+// System
+#include <e32base.h>
+
+// dlnasrv / avcontroller api
+#include "upnpavcontroller.h"
+#include "upnpavrenderingsessionobserver.h"
+#include "upnpavtevent.h"
+
+// dlnasrv / avcontroller server internal
+#include "upnpavtimer.h"
+#include "upnpavcontrolpointobserver.h"
+
+// FORWARD DECLARATIONS
+class CUpnpItem;
+class CUpnpObject;
+class CUpnpDevice;
+class CUpnpAVRequest;
+class CUpnpAVDeviceExtended;
+class TUnsolicitedEventC;
+class CUPnPXMLEventParser;
+class CUpnpAVControllerServer;
+class CUpnpAttribute;
+
+/**
+ * Implements the server side playback session. Provides functionality to
+ * Set URI, control playback and to get position info.
+ *
+ * @since S60 v3.1
+ */
+class CUPnPPlaybackSession : public CBase,
+                             private MUpnpAVControlPointObserver,
+                             private MUPnPAVTimerCallback
+    {
+
+private:
+
+    /**
+     * Defines current playback state.
+     */
+    enum TPlaybackState
+        {
+        EUninitialized = -1,
+        ENoMedia,
+        EStopped,
+        EPlaying,
+        EPaused,
+        EHalted // Go to this state if rendering is interrupted by another CP
+        };
+  
+    /**
+     * Defines the event we are expecting to get.
+     */
+    enum TExpectedEvent
+        {
+        EEventNone = 0,
+        EEventStopped,
+        EEventAVTransportUri,
+        EEventPlaying,
+        EEventPaused
+        };
+    
+    /**
+     * Defines current mute state.
+     */
+    enum TMuteState
+        {
+        EUnknown    = -1,
+        ENotMuted   = 0,
+        EMuted      = 1
+        };    
+
+public:
+
+    /**
+     * Static 1st phase constructor.
+     *
+     * @param aControlPoint AV Control Point reference
+     * @param aDispatcher observer callback disparcher reference
+     * @param aRepository device repository
+     * @param aSessionId session id
+     * @param aUuid device Uuid
+     * @return new instance
+     */
+    static CUPnPPlaybackSession* NewL
+        (
+        CUpnpAVControllerServer& aServer,
+        TInt aSessionId,   
+        const TDesC8& aUuid
+        );
+    
+    /**
+     * Destructor
+     */
+    virtual ~CUPnPPlaybackSession();
+    
+private:
+
+    /**
+     * Private constructor.
+     *
+     * @param aControlPoint AV Control Point reference
+     * @param aDispatcher observer callback disparcher reference
+     * @param aRepository device repository
+     * @param aSessionId session id
+     * @param aUuid device Uuid
+     */
+    CUPnPPlaybackSession
+        (
+        CUpnpAVControllerServer& aServer,
+        TInt aSessionId
+        );    
+    
+    /**
+     * 2nd phase construct
+     *
+     * @param aUuid device Uuid
+     */
+    void ConstructL( const TDesC8& aUuid );
+  
+private: // From MUpnpAVControlPointObserver
+
+    void ActionResponseL(CUpnpAction* aAction );
+    void StateUpdatedL(CUpnpService* aService);
+    void HttpResponseL(CUpnpHttpMessage* aMessage);
+    void DeviceDiscoveredL(CUpnpDevice* aDevice);
+    void DeviceDisappearedL(CUpnpDevice* aDevice);
+
+private: // network event handling
+
+    /**
+     * Handles response for RenderingControl SetVolume command
+     */
+    void RcSetVolumeResponse(
+        TInt aErr, 
+        const TDesC8& aDesiredVolume );
+
+    /**
+     * Handles response for RenderingControl GetVolume command
+     */
+    void RcVolumeResponse(
+        TInt aErr, 
+        const TDesC8& aCurrentVolume);
+
+    /**
+     * Handles response for RenderingControl SetMute command
+     */
+    void RcSetMuteResponse(
+        TInt aErr, 
+        const TDesC8& aDesiredMute );
+
+    /**
+     * Handles response for RenderingControl GetMute command
+     */
+    void RcMuteResponse(
+        TInt aErr, 
+        const TDesC8& aCurrentMute );
+
+    /**
+     * Handles response for AVTransport SetTransportURI command
+     */
+    void AvtSetTransportUriResponse(
+        TInt aErr );
+
+    /**
+     * Handles response for AVTransport GetMediaInfo command
+     */
+    void AvtGetMediaInfoResponse(
+        TInt aErr,
+        const TDesC8& aCurrentURI );
+    
+    /**
+     * Handles response for AVTransport GetTransportInfo command
+     */
+    void AvtGetTransportInfoResponse(
+        TInt aErr,
+        const TDesC8& aCurrenTransportState );
+
+    /**
+     * Handles response for AVTransport GetPositionInfo command
+     */
+    void AvtPositionInfoResponse(
+        TInt aErr,
+        const TDesC8& aTrackDuration,
+        const TDesC8& aRelTime );
+
+    /**
+     * Handles response for AVTransport Stop command
+     */
+    void AvtStopResponse(
+        TInt aErr );
+
+    /**
+     * Handles response for AVTransport Play command
+     */
+    void AvtPlayResponse(
+        TInt aErr );
+
+    /**
+     * Handles response for AVTransport Pause command
+     */
+    void AvtPauseResponse(
+        TInt aErr );
+
+    /**
+     * Handles response for AVTransport Seek command
+     */
+    void AvtSeekResponse(
+        TInt aErr );
+
+    /**
+     * Handles response for ConnectionManager Prepare command
+     */
+    void CmPrepareResponse(
+        TInt aErr,
+        TInt aConnection,
+        TInt aTransport,
+        TInt aRsc );
+
+    /**
+     * Processes a state change in RenderingControl
+     */
+    void RcLastChangeEvent(
+        const TDesC8& aLastChange );
+
+    /**
+     * Processes a state change in AVTransport
+     */
+    void AvtLastChangeEvent(
+        const TDesC8& aLastChange );
+
+
+private: // From MUPnPAVTimerCallback
+    
+    // see upnpavtimer.h
+    void UPnPAVTimerCallback( CUPnPAVTimer::TAVTimerType aType );
+    
+
+public: // New functions
+    
+    /**
+     * Device disappeared callback
+     *
+     * @param aDevice disappeared device
+     */
+    void DeviceDisappearedL( CUpnpAVDeviceExtended& aDevice );
+    
+    /**
+     * Sets Uuid of the local Media Server
+     *
+     * @param aUuid device Uuid
+     */
+    void SetLocalMSUuidL( const TDesC8& aUuid );
+
+    /**
+     * Returns session id
+     *
+     * @return session id
+     */
+    TInt SessionId() const;
+        
+    /**
+     * See upnpavcontrollerimpl.h
+     */
+    void EventRequestL( const RMessage2& aMessage );
+    
+    /**
+     * See upnpavcontrollerimpl.h
+     */
+    void CancelEventRequestL();
+    
+    /**
+     * See upnpavcontrollerimpl.h
+     */
+    void SetURIL( const RMessage2& aMessage );
+    
+    /**
+     * See upnpavcontrollerimpl.h
+     */
+    void CancelSetURIL();
+    
+    /**
+     * See upnpavcontrollerimpl.h
+     */
+    void SetNextURIL( const RMessage2& aMessage );
+    
+    /**
+     * See upnpavcontrollerimpl.h
+     */
+    void CancelSetNextURIL();
+
+    /**
+     * See upnpavcontrollerimpl.h
+     */
+    void PlayL( const RMessage2& aMessage );
+    
+    /**
+     * See upnpavcontrollerimpl.h
+     */
+    void CancelPlayL();
+
+    /**
+     * See upnpavcontrollerimpl.h
+     */
+    void StopL( const RMessage2& aMessage );
+    
+    /**
+     * See upnpavcontrollerimpl.h
+     */
+    void CancelStopL();
+
+    /**
+     * See upnpavcontrollerimpl.h
+     */
+    void PauseL( const RMessage2& aMessage );
+    
+    /**
+     * See upnpavcontrollerimpl.h
+     */
+    void CancelPauseL();
+    
+    /**
+     * See upnpavcontrollerimpl.h
+     */
+    void SetVolumeL( const RMessage2& aMessage );
+    
+    /**
+     * See upnpavcontrollerimpl.h
+     */
+    void CancelSetVolumeL();
+    
+    /**
+     * See upnpavcontrollerimpl.h
+     */
+    void GetVolumeL( const RMessage2& aMessage );
+    
+    /**
+     * See upnpavcontrollerimpl.h
+     */
+    void CancelGetVolumeL();
+    
+    /**
+     * See upnpavcontrollerimpl.h
+     */
+    void SetMuteL( const RMessage2& aMessage );
+    
+    /**
+     * See upnpavcontrollerimpl.h
+     */
+    void CancelSetMuteL();
+    
+    /**
+     * See upnpavcontrollerimpl.h
+     */
+    void GetMuteL( const RMessage2& aMessage );
+    
+    /**
+     * See upnpavcontrollerimpl.h
+     */
+    void CancelGetMuteL();
+    
+    /**
+     * See upnpavcontrollerimpl.h
+     */
+    void GetPositionInfoL( const RMessage2& aMessage );
+    
+    /**
+     * See upnpavcontrollerimpl.h
+     */
+    void CancelGetPositionInfoL();
+    
+    /**
+     * See upnpavcontrollerimpl.h
+     */
+    void SeekRelTimeL( const RMessage2& aMessage );
+    
+    /**
+     * See upnpavcontrollerimpl.h
+     */
+    void CancelSeekRelTimeL();
+
+    /**
+     * See upnpavcontrollerimpl.h
+     */
+    void GetRendererStateL( const RMessage2& aMessage );
+    
+    /**
+     * See upnpavcontrollerimpl.h
+     */
+    void DeviceDisappearedRequestL( const RMessage2& aMessage );
+    
+    /**
+     * See upnpavcontrollerimpl.h
+     */
+    void CancelDeviceDisappearedRequestL();        
+    
+    /**
+     * Returns device Uuid
+     */
+    const TDesC8& Uuid() const;     
+    
+private:
+
+    /**
+     * Encodes given xml-document
+     *
+     * @param aResult xml-document
+     * @return encoded xml-document
+     */
+    HBufC8* EncodeXmlL( const TDesC8& aResult );
+    
+    /**
+     * Reset function
+     */
+    void ResetL();
+    
+    /**
+     * Reads object from a message
+     *
+     * @param aMessage message from client
+     * @param aSlot message slot numer
+     * @param aObj object pointer
+     */
+    void ReadObjFromMessageL( const RMessage2& aMessage, TInt aSlot,
+        CUpnpObject* aObj );        
+
+    /**
+     * Reads request from a message
+     *
+     * @param aMessage message from client
+     * @param aSlot message slot numer
+     * @param aReq request pointer
+     */
+    void ReadReqFromMessageL( const RMessage2& aMessage, TInt aSlot,
+        CUpnpAVRequest* aReq );
+        
+    /**
+     * Validates protocolinfo.
+     *
+     * @param aProtocolInfo
+     */
+    void ValidateProtocolInfoL( const CUpnpAttribute& aProtocolInfo );        
+        
+    /**
+     * Checks if we have a valid connection with Media Renderer
+     *
+     * @param aProtocolInfo items protocolinfo
+     * @return ETrue if we have a valid connection
+     */
+    TBool CheckConnectionL( const TDesC8& aProtocolInfo );
+    
+    /**
+     * Sends AVTransportUri-action
+     */
+    void SendAVTransportUriActionL();
+    
+    /**
+     * removes DNLA.ORG* flags profile id etc. from protocol info of 
+     * res element
+     */
+    void RemoveDlnaFlagsFromResElementsL();
+    
+    /**
+     * removes dlna profile id (DLNA.ORG_PN=*) from protocol info of 
+     * res element
+     */
+    void RemoveDlnaProfileFromResElementsL();
+
+    /**
+     * Sends GetMediaInfo-action
+     */
+    void SendGetMediaInfoActionL();
+    
+    /**
+     * Sends GetAVTransportUri-action
+     */
+    void SendGetTransportInfoActionL();
+        
+    /**
+     * Handles "PLAYING" event
+     */
+    void PlayingEventReceived();
+    
+    /**
+     * Handles "STOPPED" event
+     */
+    void StoppedEventReceived();
+    
+    /**
+     * Handles "PAUSED" event
+     */
+    void PausedEventReceived();
+    
+    /**
+     * Handles "NO_MEDIA_PRESENT" event
+     */
+    void NoMediaEventReceived();
+    
+    /**
+     * Handles AVTransportUri event
+     */
+    void AVTransportUriEventReceived( const TDesC8& aUri,
+        CUPnPAVTEvent::TTransportState aTransportState );
+    
+    /**
+     * Propagates an event to the client (complete or queu).
+     */
+    void PropagateEvent( TUnsolicitedEventC event );
+    
+    /**
+     * Stops possible playback.
+     */
+    void EmergencyStopL();
+    
+    /**
+     * Returns CUpnpDevice from control point.
+     */
+    const CUpnpDevice* CpDeviceL();
+    
+    /**
+     * Propagates (transition) state to clients.
+     */
+    void PropagateState( CUPnPAVTEvent::TTransportState aTransportState );
+    
+    /**
+     * Responds to requested stop command.
+     */
+    void RespondToStopRequest();
+    
+private:
+
+    CUpnpAVControllerServer&    iServer;
+    
+    TInt                        iSessionId;
+    
+    TInt                        iAVTInstanceId;
+    
+    TInt                        iRCInstanceId;
+    
+    TInt                        iConnectionId;
+    
+    TInt                        iIPSessionIdCommand;
+    
+    TInt                        iIPSessionIdSetting;
+
+    TBool                       iEventingActive;
+    
+    RMessage2*                  iCommandMessage; // Own
+    
+    RMessage2*                  iSettingMessage; // Own
+    
+    RMessage2*                  iDeviceMessage; // Own
+        
+    CUpnpAVDeviceExtended*      iDevice;
+    
+    HBufC8*                     iLocalMediaServerUuid; // Own
+        
+    RMessage2*                  iEventMessage; // Own
+    
+    RMessage2*                  iInitialEventMsg; // Own
+    
+    TPlaybackState              iPlaybackState;
+    
+    CUPnPXMLEventParser*        iEventParser;
+    
+    RArray<TUnsolicitedEventC>  iEventQue; // Own
+    
+    TMuteState                  iMuteState;
+    
+    TInt                        iVolume;
+    
+    /**
+     * Protocol info for currently played item.    
+     * Own.
+     */
+    CUpnpDlnaProtocolInfo*      iPInfoForPrevious;
+    
+    /**
+     * Uri for currently played item.  
+     * Own.
+     */
+    HBufC8*                     iCurrentUri;
+    
+    TBool                       iCheckForHijackedRenderer;
+    
+    /**
+     * Currently played item.
+     * Own.
+     */
+    CUpnpItem*                  iCurrentItem;
+    
+    /**
+     * Fail safe timer.
+     * Own.
+     */
+    CUPnPAVTimer*               iTimer;
+    
+    TExpectedEvent              iExpectedEvent;
+     
+    TBool                       iInitialEventReceived;
+    
+    HBufC8*                     iUuid;
+    
+    CUPnPAVTEvent::TTransportState iPreviousTransportState;
+    
+    };
+
+#endif // C_UPNPPLAYBACKSESSION_H