1 /*

     2 * Copyright (c) 2007 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 "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:  Part of SyncML Data Synchronization Plug In Adapter

    15 *

    16 */

    17 

    18 #include <hash.h>

    19 #include <utf.h>

    20 #include "snapshotitem.h"

    21 #include "logger.h"

    22 

    23 

    24 // -----------------------------------------------------------------------------

    25 // TSnapshotItem::TSnapshotItem

    26 // C++ default constructor can NOT contain any code, that might leave

    27 // -----------------------------------------------------------------------------

    28 TSnapshotItem::TSnapshotItem() : TNSmlSnapshotItem()

    29     {

    30     }

    31 

    32 // -----------------------------------------------------------------------------

    33 // TSnapshotItem::TSnapshotItem

    34 // Constructor, takes item id as a parameter

    35 // -----------------------------------------------------------------------------

    36 TSnapshotItem::TSnapshotItem( const TSmlDbItemUid& aItemId,

    37     const TSmlDbItemUid& aParent )

    38 : TNSmlSnapshotItem( aItemId )

    39     {

    40     SetParentId( aParent );

    41     }

    42 

    43 // -----------------------------------------------------------------------------

    44 // TSnapshotItem::ExternalizeL

    45 // Writes the contents of this class and it's base to stream

    46 // -----------------------------------------------------------------------------

    47 void TSnapshotItem::ExternalizeL( RWriteStream& aStream ) const

    48     {

    49     TNSmlSnapshotItem::ExternalizeL( aStream );

    50     TPckgBuf<THashValue> nameBuf(iHash);

    51 	aStream << nameBuf;

    52     }

    53 

    54 // -----------------------------------------------------------------------------

    55 // TSnapshotItem::InternalizeL

    56 // Reads the contents of this class and it's base from stream

    57 // -----------------------------------------------------------------------------

    58 void TSnapshotItem::InternalizeL( RReadStream& aStream )

    59     {

    60     TNSmlSnapshotItem::InternalizeL( aStream );

    61     TPckgBuf<THashValue> nameBuf;

    62 	aStream >> nameBuf;

    63 	iHash = nameBuf();

    64     }

    65 

    66 // -----------------------------------------------------------------------------

    67 // TSnapshotItem::CreateHashL

    68 // Create hash value from name and url

    69 // -----------------------------------------------------------------------------

    70 

    71 void TSnapshotItem::CreateHashL( const TDesC& aName , const TDesC& aUrl )

    72     {

    73     CMessageDigest* hash = CMessageDigestFactory::NewDigestLC( CMessageDigest::EMD5 );

    74     HBufC8* tempBuf = CnvUtfConverter::ConvertFromUnicodeToUtf8L( aName );

    75     CleanupStack::PushL( tempBuf );

    76     hash->Update( tempBuf->Des() );

    77     CleanupStack::PopAndDestroy( tempBuf );

    78     tempBuf = NULL;

    79     tempBuf = CnvUtfConverter::ConvertFromUnicodeToUtf8L( aUrl );

    80     hash->Update( tempBuf->Des() );

    81     iHash.Copy( hash->Final() );

    82     delete tempBuf;

    83     tempBuf = NULL;

    84     CleanupStack::PopAndDestroy( hash );

    85     }

    86 

    87 // -----------------------------------------------------------------------------

    88 // TSnapshotItem::Hash

    89 // Gets Hash

    90 // -----------------------------------------------------------------------------

    91 const TDesC8& TSnapshotItem::Hash() const

    92     {

    93     return iHash;

    94     }