1 // Copyright (c) 2006-2009 Nokia Corporation and/or its subsidiary(-ies).

     2 // All rights reserved.

     3 // This component and the accompanying materials are made available

     4 // under the terms of "Eclipse Public License v1.0"

     5 // which accompanies this distribution, and is available

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

     7 //

     8 // Initial Contributors:

     9 // Nokia Corporation - initial contribution.

    10 //

    11 // Contributors:

    12 //

    13 // Description:

    14 //

    15 

    16 /**

    17  @file

    18  @internalComponent

    19 */

    20 

    21 #ifndef CMTPUSBCONTAINER_H

    22 #define CMTPUSBCONTAINER_H

    23 

    24 #include <mtp/cmtptypecompoundbase.h>

    25 

    26 /**

    27 Defines the MTP USB device class generic bulk container dataset.

    28 @internalComponent

    29  

    30 */

    31 class CMTPUsbContainer : public CMTPTypeCompoundBase

    32     {

    33 

    34 public:

    35 

    36     /**

    37     MTP USB generic bulk container dataset element identifiers.

    38     */

    39     enum TElements

    40         {

    41         /**

    42         The Container Length field element.

    43         */

    44         EContainerLength,

    45         

    46         /**

    47         The Container Type field element.

    48         */

    49         EContainerType,

    50         

    51         /**

    52         The Codeh field element.

    53         */

    54         ECode,

    55         

    56         /**

    57         The TransactionID field element.

    58         */

    59         ETransactionID,

    60         

    61         /**

    62         The Payload field element.

    63         */

    64         EPayload,

    65         

    66         /**

    67         The number of elements.

    68         */

    69         ENumElements

    70         };

    71      

    72 public:

    73     

    74     IMPORT_C static CMTPUsbContainer* NewL();

    75     IMPORT_C ~CMTPUsbContainer();

    76     

    77     IMPORT_C MMTPType* Payload() const;

    78     IMPORT_C void SetPayloadL(MMTPType* aPayload);

    79      

    80 public: // From MMTPType

    81 

    82     IMPORT_C TUint Type() const;

    83         

    84 private: // From CMTPTypeCompoundBase

    85     

    86     const TElementInfo& ElementInfo(TInt aElementId) const;

    87     

    88 private:

    89 

    90     CMTPUsbContainer();        

    91     void ConstructL();   

    92     

    93 private: // Owned

    94         

    95     /**

    96     Data chunk identifiers.

    97     */

    98     enum TChunkIds

    99         {

   100         /**

   101         The flat data chunk ID.

   102         */

   103         EIdFlatChunk,

   104         

   105         /**

   106         The EMTPExtensions element data chunk ID.

   107         */

   108         EIdPayloadChunk,

   109         

   110         /**

   111         The number of data chunks.

   112         */

   113         EIdNumChunks

   114         };

   115     

   116     /**

   117     The flat data chunk comprising the header elements EContainerLength to 

   118     ETransactionId.

   119     */

   120     RMTPTypeCompoundFlatChunk                       iChunkHeader;

   121     

   122     /**

   123     The dataset element metadata table content.

   124     */

   125     static const CMTPTypeCompoundBase::TElementInfo iElementMetaData[];

   126     

   127     /**

   128     The dataset element metadata table.

   129     */

   130     const TFixedArray<TElementInfo, ENumElements>   iElementInfo;

   131     

   132     /**

   133     The size in bytes of the header data chunk.

   134     */

   135     static const TUint                              KFlatChunkSize;

   136     

   137 private: // Not owned

   138 

   139     MMTPType*                                       iPayload;

   140     };

   141     

   142 #endif // CMTPUSBCONTAINER_H