1 /*

     2 * Copyright (c) 2006 Nokia Corporation and/or its subsidiary(-ies).

     3 * All rights reserved.

     4 * This component and the accompanying materials are made available

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

     6 * which accompanies this distribution, and is available

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

     8 *

     9 * Initial Contributors:

    10 * Nokia Corporation - initial contribution.

    11 *

    12 * Contributors:

    13 *

    14 * Description:    Common data structures shared by IP protocol livetv*

    15 */

    16 

    17 

    18 

    19 

    20 #ifndef __IPTV_SMARTVISION_DATA_STRUCTURES

    21 #define __IPTV_SMARTVISION_DATA_STRUCTURES

    22 enum TIptvSmartVisionServiceType

    23     {

    24     ELiveTv = 0,

    25     EVod,

    26     EServiceDiscovery

    27     };

    28     

    29 struct SIptvSmartVisionServiceDiscovery

    30 	{

    31 	TBuf8<255> iAddress;

    32 	TIptvSmartVisionServiceType iServiceType;

    33 	};

    34 

    35 /**

    36  * This enum identifies different kind of messages

    37  * in message queue that UI listens to

    38  */

    39 enum TIptvQueueMsg

    40 	{

    41 	EEPGUpdateCompleted,   /**< LiveTV metadata update finished, possibly with error */

    42 	EEPGUpdateStarted,	   /**< LiveTV metadata update started */

    43 	EChannelDataModified,  /**< LiveTV channel object has been changed */

    44 	EChannelIconDownloaded,

    45 	EIapUp,                /**< Internet access point is up in CR engine */

    46 	EIapDown,              /**< Internet access point is down in CR engine */

    47 	EStartingConnection,

    48 	EBothAudioVideoExists,

    49 	EAudioOnly,            /**< LiveTV stream contains only audio, no video */

    50 	EVideoOnly,            /**< LiveTV stream contains only video, no audio */

    51 	ENoAudioOrVideo,       /**< LiveTV stream contains both audio and video */

    52 	EAuthenticationFailed, /**< RTSP server said 401 to common recording engine */

    53 	EScheduleCompleted,

    54 	ECRROPSDPReady,         /**< Common recording engine has SDP file ready for ROP */

    55 	EConnectionError	    /**< Unable to open connection in RTP engine & CR engine */

    56 	} ;

    57 /**

    58  * This structure is sent over message queue where

    59  * ui sits listening

    60  */

    61 struct SIptvQueueEntry

    62 	{

    63 	TIptvQueueMsg iMsg ;        /**< Identifies the message */

    64 	TUint iServiceId ;          /**< Service provider that this message is about */

    65 	TInt64 iModifiedChannelId ; /**< In case of EChannelDataModified the channel id */

    66 	TInt iErr ;                 /**< May be used to pass error value related to message */

    67 	};

    68 

    69 /**

    70  * This structure is used when downloading channel icons

    71  */

    72 struct SIptvChannelIconEntry

    73 	{

    74 	TUint32 iServiceId ;          /**< Service provider that this message is about */

    75 	TInt64 iChannelId ; 

    76 	TBuf8<256> iLogoPath;

    77 	};

    78 

    79 /**  

    80 * Version of CleanupXxxxPushL() that can be used to 'ResetAndDestroy'

    81 * the supplied object if the clean-up stack unwinds.

    82 */

    83 

    84 template <class T>

    85 class CleanupResetAndDestroy

    86     {

    87     public:

    88         inline static void PushL( T& aRef );

    89     private:

    90         static void ResetAndDestroy( TAny *aPtr );

    91     };

    92     

    93 template <class T>

    94     inline void CleanupResetAndDestroyPushL( T& aRef );

    95 

    96 template <class T>

    97 inline void CleanupResetAndDestroy<T>::PushL( T& aRef )

    98      {

    99      CleanupStack::PushL( TCleanupItem( &ResetAndDestroy, &aRef ) );

   100      }

   101 

   102 template <class T>

   103 void CleanupResetAndDestroy<T>::ResetAndDestroy( TAny *aPtr )

   104     {

   105     ( static_cast<T*>( aPtr ) )->ResetAndDestroy();

   106     }

   107     

   108 template <class T>

   109 inline void CleanupResetAndDestroyPushL( T& aRef )

   110     {

   111     CleanupResetAndDestroy<T>::PushL( aRef );

   112     }

   113     

   114 /**

   115  * Name of the queue that is used in creating and opening the queue

   116  */

   117 _LIT(KIptvUiMsgQueueName, "IPTV_MSG_Q_UI") ; 

   118 

   119 _LIT(KIptvUiEPGMsgQueueName, "IPTV_EPG_MSG_QUEUE" );

   120 

   121 #endif //__IPTV_SMARTVISION_DATA_STRUCTURES