connectivitymodules/SeCon/services/pcd/src/sconsynchandler.cpp
branchRCL_3
changeset 42 0aa8cc770c8a
parent 40 453dfc402455
child 43 4a793f564d72
--- a/connectivitymodules/SeCon/services/pcd/src/sconsynchandler.cpp	Thu Aug 19 10:44:03 2010 +0300
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,1460 +0,0 @@
-/*
-* Copyright (c) 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:  CSconSyncHandler implementation
-*
-*/
-
-
-#include "sconsynchandler.h"
-#include <f32file.h>
-#include <S32MEM.H>
-#include <UTF.H>
-#include <mmf/common/mmfcontrollerpluginresolver.h>
-#include <bautils.h>
-#include <nsmlconstants.h>
-#include <centralrepository.h>
-
-#include "debug.h"
-
-// versions up to 5 must be backward compatible
-const TUint16 KFormatVersionNumber ( 1 );
-
-_LIT8(KCommandListStores, "SYNC: ListStores");
-_LIT8(KCommandOpenStore, "SYNC: OpenStore: ");
-_LIT8(KCommandCloseStore, "SYNC: CloseStore");
-_LIT8(KCommandListChanges, "SYNC: ListChanges");
-_LIT8(KCommandResetChangeInfo, "SYNC: ResetChangeInfo");
-_LIT8(KCommandCommitChanges, "SYNC: CommitChanges: ");
-_LIT8(KCommandReadItems, "SYNC: ReadItems: ");
-_LIT8(KCommandGetParents, "SYNC: GetParents: ");
-_LIT8(KCommandCreateItems, "SYNC: CreateItems");
-_LIT8(KCommandGetCreateItemsResponse, "SYNC: GetCreateItemsResponse");
-_LIT8(KCommandGetCreateItems, "SYNC: GetCreateItems: ");
-_LIT8(KCommandReplaceItems, "SYNC: ReplaceItems");
-_LIT8(KCommandGetReplaceItemsResponse, "SYNC: GetReplaceItemsResponse");
-_LIT8(KCommandGetReplaceItems, "SYNC: GetReplaceItems: ");
-_LIT8(KCommandMoveItems, "SYNC: MoveItems");
-_LIT8(KCommandDeleteItems, "SYNC: DeleteItems: ");
-_LIT8(KCommandSoftDeleteItems, "SYNC: SoftDeleteItems: ");
-_LIT8(KCommandDeleteAllItems, "SYNC: DeleteAllItems");
-_LIT8(KCommandDeleteAllItemsStatus, "SYNC: GetDeleteAllItemsStatus");
-_LIT8(KCommandGetStoreFormat, "SYNC: GetStoreFormat");
-_LIT8(KCommandSetRemoteStoreFormat, "SYNC: SetRemoteStoreFormat");
-_LIT8(KCommandGetRestOfData, "SYNC: GetRestOfData");
-_LIT8(KCommandCancel, "SYNC: Cancel");
-
-
-_LIT(KRemoteFormatStore, "remoteformatstore_0x%08x.dat");
-_LIT(KDataFileExtension, ".tmp");
-
-const TInt KTimeStampLength = 16;
-_LIT8(KTimeStampFormat, "%02d%02d%04dT%02d%02d%02dZ");
-
-const TInt KDefaultExpandSize = 1024;
-
-// Calendar sync specific constants
-const TInt KCalendarDsUid = 0x101F6DDE;
-
-CSconSyncHandler::~CSconSyncHandler()
-    {
-    TRACE_FUNC_ENTRY;
-    Cancel();
-    iSyncSession.Close();
-    delete iResponseData;
-    iFileStream.Close();
-    iCreatedItems.Close();
-    iReplacedItems.Close();
-    iItemsToRead.Close();
-    iFs.Delete( iFileInProgress );
-    ClearCalendarCenrepL();
-    TRACE_FUNC_EXIT;
-    }
-
-CSconSyncHandler::CSconSyncHandler( RFs& aFs ) 
-    : CActive( EPriorityStandard ), iFs(aFs), iCreatedItemUidPckg(iCreatedItemUid)
-    {
-    CActiveScheduler::Add( this );
-    }
-
-CSconSyncHandler* CSconSyncHandler::NewL( RFs& aFs)
-    {
-    TRACE_FUNC_ENTRY;
-    CSconSyncHandler* self = new (ELeave) CSconSyncHandler(aFs);
-    CleanupStack::PushL( self );
-    self->ConstructL();
-    CleanupStack::Pop( self );
-    TRACE_FUNC_EXIT;
-    return self;
-    }
-
-void CSconSyncHandler::ConstructL()
-    {
-    TInt err = iFs.CreatePrivatePath( EDriveC );
-    LOGGER_WRITE_1("CreatePrivatePath err: %d", err);
-    iFs.SetSessionToPrivate( EDriveC );
-    }
-
-void CSconSyncHandler::HandleGetSyncRequestL( const TDesC8& aRequest, RWriteStream& aResult, TInt aMaxObjectSize )
-    {
-    TRACE_FUNC_ENTRY;
-    iMaxObjectSize = aMaxObjectSize;
-    iBytesWrited = 0;
-    LOGGER_WRITE_1("iMaxObjectSize: %d", iMaxObjectSize);
-    if ( !iConnected )
-        {
-        LOGGER_WRITE("Try to connect")
-        User::LeaveIfError( iSyncSession.Connect() );
-        iConnected = ETrue;
-        }
-    
-    if ( aRequest.Compare( KCommandListStores ) == KErrNone )
-        {
-        ListStoresL( aResult );
-        }
-    else if ( aRequest.Find( KCommandOpenStore ) == 0 )
-        {
-        TPtrC8 params = aRequest.Mid( KCommandOpenStore().Length() );
-        OpenStoreL( params, aResult );
-        }
-    else if ( aRequest.Find( KCommandCloseStore ) == 0 )
-        {
-        CloseStoreL( aResult );
-        }
-    else if ( aRequest.Find( KCommandListChanges ) == 0 )
-        {
-        ListChangesL( aResult );
-        }
-    else if ( aRequest.Find( KCommandResetChangeInfo ) == 0 )
-        {
-        ResetChangeInfoL( aResult );
-        }
-    else if ( aRequest.Find( KCommandCommitChanges ) == 0 )
-        {
-        TPtrC8 params = aRequest.Mid( KCommandCommitChanges().Length() );
-        CommitChangesL( params, aResult );
-        }
-    else if ( aRequest.Find( KCommandReadItems ) == 0 )
-        {
-        TPtrC8 params = aRequest.Mid( KCommandReadItems().Length() );
-        ReadItemsL( params, aResult );
-        }
-    else if ( aRequest.Find( KCommandGetParents ) == 0 )
-        {
-        TPtrC8 params = aRequest.Mid( KCommandGetParents().Length() );
-        GetParentsL( params, aResult );
-        }
-    else if ( aRequest.Find( KCommandGetRestOfData ) == 0 )
-        {
-        // Get rest of data
-        ReadNextDataBlockL( aResult );
-        }
-    else if ( aRequest.Find( KCommandGetCreateItemsResponse ) == 0 )
-        {
-        GetCreateItemsResponseL( KNullDesC8(), aResult );
-        }
-    else if ( aRequest.Find( KCommandGetCreateItems ) == 0 )
-        {
-        TPtrC8 params = aRequest.Mid( KCommandGetCreateItems().Length() );
-        GetCreateItemsResponseL( params, aResult );
-        }
-    else if ( aRequest.Find( KCommandGetReplaceItemsResponse ) == 0 )
-        {
-        TPtrC8 params = aRequest.Mid( KCommandGetReplaceItemsResponse().Length() );
-        GetReplaceItemsResponseL( KNullDesC8(), aResult );
-        }
-    else if ( aRequest.Find( KCommandGetReplaceItems ) == 0 )
-        {
-        TPtrC8 params = aRequest.Mid( KCommandGetReplaceItems().Length() );
-        GetReplaceItemsResponseL( params, aResult );
-        }
-    else if ( aRequest.Find( KCommandMoveItems ) == 0 )
-        {
-        TPtrC8 params = aRequest.Mid( KCommandMoveItems().Length() );
-        MoveItemsL( params, aResult );
-        }
-    else if ( aRequest.Find( KCommandDeleteItems ) == 0 )
-        {
-        TPtrC8 params = aRequest.Mid( KCommandDeleteItems().Length() );
-        DeleteItemsL( params, aResult );
-        }
-    else if ( aRequest.Find( KCommandSoftDeleteItems ) == 0 )
-        {
-        TPtrC8 params = aRequest.Mid( KCommandSoftDeleteItems().Length() );
-        SoftDeleteItemsL( params, aResult );
-        }
-    else if ( aRequest.Find( KCommandDeleteAllItems ) == 0 )
-        {
-        DeleteAllItemsL( aResult );
-        }
-    else if ( aRequest.Find( KCommandDeleteAllItemsStatus ) == 0 )
-        {
-        GetDeleteAllItemsStatusL( aResult );
-        }
-    else if ( aRequest.Find( KCommandGetStoreFormat ) == 0 )
-        {
-        GetStoreFormatL( aResult );
-        }
-    else if ( aRequest.Find( KCommandCancel ) == 0 )
-        {
-        CancelOperationsL( aResult );
-        }
-    else    
-        {
-        LOGGER_WRITE("Unknown command");
-        User::Leave( KErrNotSupported );
-        }
-    TRACE_FUNC_EXIT;
-    }
-
-
-void CSconSyncHandler::HandlePutSyncRequestL( const TDesC8& aRequest, RReadStream& aData )
-    {
-    TRACE_FUNC_ENTRY;
-    if ( !iConnected )
-        {
-        LOGGER_WRITE("Try to connect")
-        User::LeaveIfError( iSyncSession.Connect() );
-        iConnected = ETrue;
-        }
-    if ( aRequest.Find( KCommandCreateItems ) == KErrNone )
-        {
-        CreateItemsL( aData );
-        }
-    else if ( aRequest.Find( KCommandReplaceItems ) == 0 )
-        {
-        ReplaceItemsL( aData );
-        }
-    else if ( aRequest.Find( KCommandSetRemoteStoreFormat ) == 0 )
-        {
-        SetRemoteStoreFormatL( aData );
-        }
-    else
-        {
-        LOGGER_WRITE("Unknown command");
-        User::Leave( KErrNotSupported );
-        }
-    TRACE_FUNC_EXIT;
-    }
-
-void CSconSyncHandler::ListStoresL( RWriteStream& aResult )
-    {
-    TRACE_FUNC_ENTRY;
-    RSconDataProviderInfoArray infoArray(5);
-    CleanupResetAndDestroyPushL( infoArray );
-    iSyncSession.ListAllImplementationsL( infoArray );
-    LOGGER_WRITE_1("infoArray.Count(): %d", infoArray.Count());
-    aResult.WriteInt32L( infoArray.Count() );
-    for (TInt i=0; i<infoArray.Count(); i++ )
-        {
-        CSconDataproviderInfo& info = (*infoArray[i]);
-        info.ExternalizeL( aResult );
-        }
-    CleanupStack::PopAndDestroy( &infoArray );
-    TRACE_FUNC_EXIT;
-    }
-
-void CSconSyncHandler::OpenStoreL( const TDesC8& aParams, RWriteStream& aResult )
-    {
-    TRACE_FUNC_ENTRY;
-    LOGGER_WRITE8_1("Params:'%S'", &aParams);
-    
-    const TUint8* ptr = aParams.Ptr();
-    LOGGER_WRITE_1("Params size: %d", aParams.Size())
-    RMemReadStream stream( ptr , aParams.Size() );
-    CleanupClosePushL( stream );
-
-    TInt providerId = stream.ReadInt32L();
-    LOGGER_WRITE_1("Provider Id: 0x%08x", providerId);
-    TInt contextId = stream.ReadInt32L();
-    LOGGER_WRITE_1("Context Id: 0x%08x", contextId);
-    
-    // read utf8 formatted text
-    TInt len = stream.ReadUint16L();
-    
-    LOGGER_WRITE_1("storeName length: %d", len);
-    HBufC8* buf8 = HBufC8::NewLC( len );
-    TPtr8 bufPtr8 = buf8->Des();
-    stream.ReadL( bufPtr8, len );
-    
-    LOGGER_WRITE8_1("storeName8: %S", &bufPtr8);
-    
-    // and convert it to unicode
-    HBufC* storeName = CnvUtfConverter::ConvertToUnicodeFromUtf8L( bufPtr8 ); 
-    CleanupStack::PopAndDestroy( buf8 );
-    CleanupStack::PushL( storeName );
-    
-    TPtr storeNamePtr = storeName->Des();
-    LOGGER_WRITE_1("storeName: %S", &storeNamePtr);
-    
-    if ( providerId == KCalendarDsUid && aParams.Size() >
-            sizeof(TInt32) // providerId
-            + sizeof(TInt32) // contextId
-            + sizeof(TUint16)// storeName len
-            + len )          // storeName
-        {
-        TInt profileId = stream.ReadInt32L();
-        len = stream.ReadUint16L();
-        HBufC8* buffer = HBufC8::NewLC( len );
-        TPtr8 bufferPtr8 = buffer->Des();
-        stream.ReadL( bufferPtr8, len );
-        HBufC* serverId = CnvUtfConverter::ConvertToUnicodeFromUtf8L( bufferPtr8 ); 
-        CleanupStack::PopAndDestroy( buffer );
-        CleanupStack::PushL( serverId );
-        SetCalendarCenrepL( profileId, serverId->Des() );
-        CleanupStack::PopAndDestroy(serverId);
-        }
-    
-    aResult.WriteUint16L( KFormatVersionNumber );
-    TRAPD( err, iSyncSession.OpenDataStoreL( providerId, storeName->Des(), contextId));
-    if ( err == KErrServerTerminated )
-        {
-        // server terminated, try to reconnect
-        iConnected = EFalse;
-        LOGGER_WRITE("Try to re-connect");
-        err = iSyncSession.Connect();
-        LOGGER_WRITE_1("iSyncSession.Connect() err: %d", err);
-        if ( !err )
-            {
-            iConnected = ETrue;
-            TRAP( err, iSyncSession.OpenDataStoreL( providerId, storeName->Des(), contextId));
-            }
-        }
-    
-    CleanupStack::PopAndDestroy( storeName );
-    CleanupStack::PopAndDestroy( &stream );
-    
-    aResult.WriteInt32L( err );
-    
-    if ( err )
-        {
-        LOGGER_WRITE_1("Error: %d", err);
-        LOGGER_WRITE("iSyncSession.CloseDataStore()");
-        iSyncSession.CloseDataStore();
-        ClearCalendarCenrepL();
-        return;
-        }
-    iCurrentDataProviderUid = providerId;
-    iCurrentContextUid = contextId;
-    
-    
-    // Now the store is opened
-    TRAP(err, LoadRemoteStoreFormatL( contextId, providerId ));
-    if ( err )
-        {
-        aResult.WriteUint8L( 1 ); //  Remote store format needed
-        }
-    else
-        {
-        aResult.WriteUint8L( 0 ); //  Remote store format not needed
-        }
-    
-    // return last sync timestamp, if has synced before.
-    TBool hasHistory = iSyncSession.HasSyncHistoryL();
-    TUint8 historyFlag(0);
-    if ( hasHistory )
-        {
-        historyFlag = 1;
-        }
-    aResult.WriteUint8L( historyFlag );
-    
-    if ( hasHistory )
-        {
-        TDateTime timeStamp;
-        TInt err(KErrNone);
-        TRAP(err, iSyncSession.GetSyncTimeStampL( providerId, contextId, timeStamp));
-        LOGGER_WRITE_1("GetSyncTimeStampL err: %d", err);
-        
-        TBuf8<KTimeStampLength> timeStampBuf;
-        
-        timeStampBuf.Format( KTimeStampFormat, 
-                timeStamp.Day()+1,timeStamp.Month()+1, timeStamp.Year(),
-                timeStamp.Hour(), timeStamp.Minute(), timeStamp.Second() );
-        LOGGER_WRITE8_1("timeStamp: %S", &timeStampBuf);
-        aResult.WriteL( timeStampBuf );
-        }
-    
-    
-    //  for testin purposes only
-    /*
-    if (!remoteStoreSetted)
-        {
-        RStringPool pool;
-        pool.OpenL();
-        CleanupClosePushL( pool );
-        CSmlDataStoreFormat* storeFormat(NULL);
-        TRAPD( err, storeFormat = iSyncSession.StoreFormatL( pool ) );
-        CleanupStack::PushL( storeFormat );
-        
-        iSyncSession.SetRemoteStoreFormatL( *storeFormat );
-        SaveRemoteStoreFormatL( *storeFormat, contextId, providerId );
-        
-        CleanupStack::PopAndDestroy( storeFormat );
-        CleanupStack::PopAndDestroy( &pool );
-        }
-    */
-    
-    TRACE_FUNC_EXIT;
-    }
-
-void CSconSyncHandler::LoadRemoteStoreFormatL( TInt aContextId, TInt aProviderId )
-    {
-    TRACE_FUNC_ENTRY;
-    TFileName remoteFormatStore;
-    iFs.SetSessionToPrivate( EDriveC );
-    remoteFormatStore.Format( KRemoteFormatStore, aContextId );
-       
-    CDictionaryFileStore* dictionaryStore =
-        CDictionaryFileStore::OpenLC(iFs, remoteFormatStore, TUid::Uid(0x0001));
-    TBool present = dictionaryStore->IsPresentL( TUid::Uid(aProviderId) );
-    if ( !present )
-        {
-        LOGGER_WRITE("Remote store was not saved");
-        User::Leave( KErrNotFound );
-        }
-    else
-        {
-        RDictionaryReadStream stream;
-        stream.OpenLC( *dictionaryStore, TUid::Uid(aProviderId) );
-        RStringPool stringPool;
-        stringPool.OpenL();
-        CleanupClosePushL( stringPool );
-        CSmlDataStoreFormat* storeFormat = CSmlDataStoreFormat::NewLC(stringPool, stream);
-        iSyncSession.SetRemoteStoreFormatL( *storeFormat );
-        CleanupStack::PopAndDestroy( storeFormat );
-        CleanupStack::PopAndDestroy( &stringPool );
-        CleanupStack::PopAndDestroy(); //OpenLC
-        }
-    CleanupStack::PopAndDestroy( dictionaryStore );
-    TRACE_FUNC_EXIT;
-    }
-
-void CSconSyncHandler::SaveRemoteStoreFormatL( CSmlDataStoreFormat& aStoreFormat, TInt aContextId, TInt aProviderId)
-    {
-    TRACE_FUNC_ENTRY;
-    iFs.SetSessionToPrivate( EDriveC );
-    TFileName remoteFormatStore;
-    remoteFormatStore.Format( KRemoteFormatStore, aContextId );
-    CDictionaryFileStore* dictionaryStore =
-        CDictionaryFileStore::OpenLC(iFs, remoteFormatStore, TUid::Uid(0x0001));
-    
-    RDictionaryWriteStream stream;
-    stream.AssignLC( *dictionaryStore, TUid::Uid(aProviderId) );
-    
-    aStoreFormat.ExternalizeL( stream );
-    stream.CommitL();
-    CleanupStack::PopAndDestroy(); //AssignLC
-    dictionaryStore->CommitL();
-        
-    CleanupStack::PopAndDestroy( dictionaryStore );
-    TRACE_FUNC_EXIT;
-    }
-
-void CSconSyncHandler::CloseStoreL( RWriteStream& aResult )
-    {
-    TRACE_FUNC_ENTRY;
-    iSyncSession.CloseDataStore();
-    ClearCalendarCenrepL();
-    
-    // Get last used timestamp if provider was open
-    if ( iCurrentDataProviderUid != 0 )
-        {
-        TDateTime timeStamp;
-        iSyncSession.GetSyncTimeStampL(iCurrentDataProviderUid, iCurrentContextUid, timeStamp );
-        
-        iCurrentDataProviderUid = 0;
-        iCurrentContextUid = 0;
-        
-        const TInt KTimeStampLength = 16;
-        TBuf8<KTimeStampLength> timeStampBuf;
-        
-        
-        timeStampBuf.Format( KTimeStampFormat, 
-                timeStamp.Day()+1,timeStamp.Month()+1, timeStamp.Year(),
-                timeStamp.Hour(), timeStamp.Minute(), timeStamp.Second() );
-        aResult.WriteL( timeStampBuf );
-        }
-    
-    TRACE_FUNC_EXIT;
-    }
-
-void CSconSyncHandler::ListChangesL( RWriteStream& aResult )
-    {
-    TRACE_FUNC_ENTRY;
-    RArray<TSmlDbItemUid> items;
-    CleanupClosePushL( items );
-    
-    iSyncSession.AddedItemsL( items );
-    LOGGER_WRITE_1("Added items count: %d", items.Count());
-    aResult.WriteInt32L( items.Count() );
-    for (TInt i=0; i<items.Count(); i++ )
-        {
-        aResult.WriteInt32L( items[i] );
-        }
-    
-    items.Reset();
-    iSyncSession.ModifiedItemsL( items );
-    LOGGER_WRITE_1("Modified items count: %d", items.Count());
-    aResult.WriteInt32L( items.Count() );
-    for (TInt i=0; i<items.Count(); i++ )
-        {
-        aResult.WriteInt32L( items[i] );
-        }
-    
-    items.Reset();
-    iSyncSession.MovedItemsL( items );
-    LOGGER_WRITE_1("Moved items count: %d", items.Count());
-    aResult.WriteInt32L( items.Count() );
-    for (TInt i=0; i<items.Count(); i++ )
-        {
-        aResult.WriteInt32L( items[i] );
-        }
-    
-    items.Reset();
-    iSyncSession.DeletedItemsL( items );
-    LOGGER_WRITE_1("Deleted items count: %d", items.Count());
-    aResult.WriteInt32L( items.Count() );
-    for (TInt i=0; i<items.Count(); i++ )
-        {
-        aResult.WriteInt32L( items[i] );
-        }
-    
-    items.Reset();
-    iSyncSession.SoftDeletedItemsL( items );
-    LOGGER_WRITE_1("SoftDeleted items count: %d", items.Count());
-    aResult.WriteInt32L( items.Count() );
-    for (TInt i=0; i<items.Count(); i++ )
-        {
-        aResult.WriteInt32L( items[i] );
-        }
-    CleanupStack::PopAndDestroy( &items );
-    
-    TRACE_FUNC_EXIT;
-    }
-
-void CSconSyncHandler::ResetChangeInfoL( RWriteStream& /*aResult*/ )
-    {
-    TRACE_FUNC_ENTRY;
-    iSyncSession.ResetChangeInfoL();
-    TRACE_FUNC_EXIT;
-    }
-
-void CSconSyncHandler::CommitChangesL( const TDesC8& aParams, RWriteStream& /*aResult*/ )
-    {
-    TRACE_FUNC_ENTRY;
-    const TUint8* ptr = aParams.Ptr();
-    RMemReadStream stream( ptr , aParams.Size() );
-    CleanupClosePushL( stream );
-    
-    TInt itemCount = stream.ReadInt32L();
-    RArray<TSmlDbItemUid> items;
-    CleanupClosePushL( items );
-    for ( TInt i=0; i<itemCount; i++ )
-        {
-        items.AppendL( stream.ReadInt32L() );
-        }
-    
-    if ( items.Count() > 0 )
-        {
-        iSyncSession.CommitChangeInfoL( items );
-        }
-    
-    CleanupStack::PopAndDestroy( &items );
-    CleanupStack::PopAndDestroy( &stream );
-    
-    TRACE_FUNC_EXIT;
-    }
-
-void CSconSyncHandler::ReadItemsL( const TDesC8& aParams, RWriteStream& aResult )
-    {
-    TRACE_FUNC_ENTRY;
-    iItemsToRead.Reset();
-    LOGGER_WRITE_1("aParams length: %d", aParams.Length());
-    
-    const TUint8* ptr = aParams.Ptr();
-    RMemReadStream stream( ptr , aParams.Size() );
-    CleanupClosePushL( stream );
-    
-    // Read item uids from parameter
-    TInt itemCount = stream.ReadInt32L();
-    LOGGER_WRITE_1("Item count: %d", itemCount);
-    for ( TInt i=0; i<itemCount; i++ )
-        {
-        iItemsToRead.AppendL( stream.ReadInt32L() );
-        LOGGER_WRITE_2("Item[%d] = %d", i, iItemsToRead[i] );
-        }
-    CleanupStack::PopAndDestroy( &stream );
-    LOGGER_WRITE( "Items readed ok" );
-    
-    aResult.WriteInt32L( iItemsToRead.Count() );
-    iBytesWrited += sizeof(TInt32);
-    
-    ReadNextDataBlockL( aResult );
-    
-    TRACE_FUNC_EXIT;
-    }
-
-void CSconSyncHandler::GetParentsL( const TDesC8& aParams, RWriteStream& aResult )
-    {
-    TRACE_FUNC_ENTRY;
-    const TUint8* ptr = aParams.Ptr();
-    RMemReadStream stream( ptr , aParams.Size() );
-    CleanupClosePushL( stream );
-    
-    // Read item uids from parameter
-    TInt itemCount = stream.ReadInt32L();
-    aResult.WriteInt32L( itemCount );
-    LOGGER_WRITE_1("Item count: %d", itemCount);
-    for ( TInt i=0; i<itemCount; i++ )
-        {
-        TSmlDbItemUid itemUid = stream.ReadInt32L();
-        TSmlDbItemUid parent(KErrNotFound);
-        aResult.WriteInt32L( itemUid );
-        TInt err = iSyncSession.GetParent( itemUid, parent);
-        LOGGER_WRITE_1("itemUid: %d", itemUid);
-        LOGGER_WRITE_1("err: %d", err);
-        aResult.WriteInt32L( err );
-        if ( err == KErrNone )
-            {
-            LOGGER_WRITE_1("parent: %d", parent);
-            aResult.WriteInt32L( parent );
-            }
-        }
-    CleanupStack::PopAndDestroy( &stream );
-    aResult.CommitL();
-    TRACE_FUNC_EXIT;
-    }
-
-void CSconSyncHandler::ReadNextDataBlockL( RWriteStream& aResult )
-    {
-    TRACE_FUNC_ENTRY;
-    if ( (!iResponseData || iResponseData->Size() == 0 ) && iItemsToRead.Count() == 0 )
-        {
-        // no data
-        LOGGER_WRITE("no more data or items");
-        User::Leave(KErrEof);
-        }
-    
-    if ( iResponseData )
-        {
-        // write data from tempbuffer to response buffer
-        TInt writeLength = iResponseData->Size();
-        if ( writeLength > iMaxObjectSize-iBytesWrited )
-            {
-            writeLength = iMaxObjectSize-iBytesWrited;
-            }
-        aResult.WriteL( iResponseData->Ptr(0), writeLength );
-        iBytesWrited += writeLength;
-        
-        if ( iResponseData->Size()  > writeLength )
-            {
-            iResponseData->Delete(0, writeLength);
-            }
-        else
-            {
-            iResponseData->Reset();
-            }
-        }
-    if ( iBytesWrited == iMaxObjectSize )
-        {
-        // responce buffer is full, return it.
-        LOGGER_WRITE("Stream is full, return it");
-        return;
-        }
-    
-    TBool streamIsFull( EFalse );
-    // Read items from server
-    CBufFlat* dataBuffer = CBufFlat::NewL(KDefaultExpandSize);
-    CleanupStack::PushL( dataBuffer );
-    while ( iItemsToRead.Count() > 0 && !streamIsFull )
-        {
-        if ( iMaxObjectSize-iBytesWrited < sizeof(TUint32) )
-            {
-            streamIsFull = ETrue;
-            LOGGER_WRITE("Stream is full, don't read next item");
-            continue;
-            }
-        ReadItemL( iItemsToRead[0], *dataBuffer );
-        aResult.WriteUint32L( dataBuffer->Size() );
-        iBytesWrited += sizeof( TUint32 );
-        
-        TInt writeLength = dataBuffer->Size();
-        if ( writeLength > iMaxObjectSize-iBytesWrited )
-            {
-            writeLength = iMaxObjectSize-iBytesWrited;
-            LOGGER_WRITE_1("Write only %d bytes", writeLength);
-            }
-        aResult.WriteL( dataBuffer->Ptr(0), writeLength );
-        iBytesWrited += writeLength;
-        
-        if ( dataBuffer->Size()  > writeLength )
-            {
-            // write rest to next data block
-            if ( !iResponseData )
-                {
-                iResponseData = CBufFlat::NewL(KDefaultExpandSize);
-                }
-            iResponseData->Reset();
-            LOGGER_WRITE_1("Save %d bytes for next request", dataBuffer->Size() - writeLength);
-            iResponseData->ResizeL( dataBuffer->Size() - writeLength );
-            iResponseData->Write(0, dataBuffer->Ptr( writeLength ));
-            streamIsFull = ETrue;
-            }
-        
-        iItemsToRead.Remove(0);
-        
-        if ( iBytesWrited == iMaxObjectSize )
-            {
-            // writestream is full
-            LOGGER_WRITE("Stream is full");
-            streamIsFull = ETrue;
-            }
-        
-        }
-    aResult.CommitL();
-    
-    CleanupStack::PopAndDestroy( dataBuffer );
-    TRACE_FUNC_EXIT;
-    }
-
-void CSconSyncHandler::ReadItemL( TSmlDbItemUid aUid, CBufFlat& aItemData )
-    {
-    TRACE_FUNC_ENTRY;
-    aItemData.Reset();
-    CBufFlat* dataBuffer = CBufFlat::NewL(KDefaultExpandSize);
-    CleanupStack::PushL( dataBuffer );
-    TSmlDbItemUid parent(-1);
-    TBool fieldChange(EFalse);
-    
-    TBuf8<256> mimeType;
-    TBuf8<100> mimeVer;
-    TRAPD( err, iSyncSession.OpenItemL( aUid, fieldChange,
-                    parent, mimeType, mimeVer, *dataBuffer ));
-    if ( err )
-        {
-        LOGGER_WRITE_1("Could not read item %d", aUid);
-        // only item uid and errorcode will be writed
-        aItemData.ResizeL( 
-            sizeof(TInt32) +
-            sizeof(TInt32));
-        
-        }
-    else
-        {
-        // reserve memory for all fields
-        aItemData.ResizeL( 
-            sizeof(TInt32) +
-            sizeof(TInt32) +
-            sizeof(TUint8) +
-            sizeof(TInt32) +
-            sizeof(TUint16) +
-            mimeType.Length() +
-            sizeof(TUint16) +
-            mimeVer.Length() +
-            sizeof(TInt32) +
-            dataBuffer->Size()
-            );
-        }
-    
-    RBufWriteStream tempStream( aItemData );
-    CleanupClosePushL( tempStream );
-    tempStream.WriteInt32L( aUid );
-    tempStream.WriteInt32L( err );
-    if ( !err )
-        {
-        tempStream.WriteUint8L( fieldChange );
-        tempStream.WriteInt32L( parent );
-        tempStream.WriteUint16L( mimeType.Length() );
-        tempStream.WriteL( mimeType );
-        tempStream.WriteUint16L( mimeVer.Length() );
-        tempStream.WriteL( mimeVer );
-        tempStream.WriteInt32L( dataBuffer->Size() );
-        tempStream.WriteL( dataBuffer->Ptr(0), dataBuffer->Size() );
-        }
-    tempStream.CommitL();
-    CleanupStack::PopAndDestroy( &tempStream );
-    CleanupStack::PopAndDestroy( dataBuffer );
-    TRACE_FUNC_EXIT;
-    }
-
-void CSconSyncHandler::CreateItemsL( RReadStream& aData )
-    {
-    TRACE_FUNC_ENTRY;
-    delete iResponseData;
-    iResponseData = NULL;
-    iResponseData = CBufFlat::NewL(KDefaultExpandSize);
-    RBufWriteStream responseStream( *iResponseData );
-    CleanupClosePushL( responseStream );
-    // Read item uids from parameter
-    TInt itemCount = aData.ReadInt32L();
-    LOGGER_WRITE_1("itemCount: %d", itemCount);
-    responseStream.WriteInt32L( itemCount );
-    for ( TInt i=0; i<itemCount; i++ )
-        {
-        LOGGER_WRITE("read from aData stream");
-        TInt tempUid = aData.ReadInt32L();
-        
-        TSmlDbItemUid parent = aData.ReadInt32L();
-        
-        TInt len = aData.ReadUint16L();
-        HBufC8* mimeTypeBuf = HBufC8::NewLC( len );
-        TPtr8 mimeTypePtr = mimeTypeBuf->Des();
-        aData.ReadL(mimeTypePtr, len);
-        
-        len = aData.ReadUint16L();
-        HBufC8* mimeVerBuf = HBufC8::NewLC( len );
-        TPtr8 mimeVerPtr = mimeVerBuf->Des();
-        aData.ReadL(mimeVerPtr, len);
-        
-        len = aData.ReadInt32L();
-        HBufC8* dataBuf = HBufC8::NewLC( len );
-        TPtr8 dataPtr = dataBuf->Des();
-        aData.ReadL( dataPtr, len );
-        
-        TSmlDbItemUid newUid(-1);
-        LOGGER_WRITE("read from aData stream -readed ok");
-        TRAPD( err, iSyncSession.CreateItemL(newUid,
-                parent, mimeTypePtr,
-                mimeVerPtr, dataPtr));
-        
-        CleanupStack::PopAndDestroy( dataBuf );
-        CleanupStack::PopAndDestroy( mimeVerBuf );
-        CleanupStack::PopAndDestroy( mimeTypeBuf );
-        LOGGER_WRITE("Write to responseStream");
-        responseStream.WriteInt32L( tempUid );
-        responseStream.WriteInt32L( err );
-        if ( !err )
-            {
-            responseStream.WriteInt32L( newUid );
-            }
-        LOGGER_WRITE("Write to responseStream -writed ok");
-        }
-    
-    responseStream.CommitL();
-    CleanupStack::PopAndDestroy( &responseStream );
-    TRACE_FUNC_EXIT;
-    }
-
-void CSconSyncHandler::GetCreateItemsResponseL( const TDesC8& aParams, RWriteStream& aResult )
-    {
-    TRACE_FUNC_ENTRY;
-    if ( aParams.Length() > 0 )
-        {
-        LOGGER_WRITE_1("params length: %d", aParams.Length());
-        
-        //LOGGER_WRITE8_1("aParams: %S", &aParams);
-        if ( iSyncStatus == EReady )
-            {
-            LOGGER_WRITE("Start creating items from file");
-            iCreatedItems.Reset();
-            const TUint8* ptr = aParams.Ptr();
-            RMemReadStream stream( ptr , aParams.Size() );
-            CleanupClosePushL( stream );
-            TInt filenameLength = stream.ReadInt32L();
-            LOGGER_WRITE_1("filename length: %d", filenameLength );
-            HBufC8* filenameBuf8 = HBufC8::NewLC( /*stream,*/ filenameLength ); // filename
-            TPtr8 filenamePtr = filenameBuf8->Des();
-            stream.ReadL( filenamePtr, filenameLength);
-            LOGGER_WRITE("filename ok");
-            TInt err = CnvUtfConverter::ConvertToUnicodeFromUtf8(iFileInProgress, filenamePtr );
-            LOGGER_WRITE_1("ConvertToUnicodeFromUtf8 err: %d", err);
-            User::LeaveIfError( err );
-            LOGGER_WRITE_1("iFileInProgress: %S", &iFileInProgress);
-            
-            if ( iFileInProgress.RightTPtr(KDataFileExtension().Length()).CompareF(KDataFileExtension) != 0 )
-                {
-                iFileInProgress = KNullDesC();
-                LOGGER_WRITE("File extendion was not correct");
-                User::Leave( KErrAccessDenied );
-                }
-            
-            CleanupStack::PopAndDestroy( filenameBuf8 );
-			
-            LOGGER_WRITE("open file");
-            err = iFileStream.Open(iFs,iFileInProgress, EFileShareReadersOnly);
-            LOGGER_WRITE_1("iFileStream.Open err: %d", err);
-            User::LeaveIfError( err );
-            
-            CleanupStack::PopAndDestroy( &stream );
-            
-            iSyncStatus = ECreatingItemsFromFile;
-            iItemsLeftInStream = iFileStream.ReadInt32L();
-            LOGGER_WRITE_1("iItemsLeftInStream: %d", iItemsLeftInStream);
-            aResult.WriteInt32L( iItemsLeftInStream );
-            aResult.WriteInt32L( 0 ); // completed items since last sync
-            CreateNextItemOnStreamL();
-            iItemsLeftInStream--;
-            }
-        else if ( iSyncStatus == ECreatingItemsFromFile || iSyncStatus == EItemsCreated )
-            {
-            LOGGER_WRITE("Read status");
-            TInt temp = 0;
-            if ( iSyncStatus == ECreatingItemsFromFile )
-                {
-                // one item is on progress, add it to to "left" items.
-                temp = 1;
-                }
-            LOGGER_WRITE_1("left items: %d", iItemsLeftInStream + temp);
-            LOGGER_WRITE_1("completed items: %d", iCreatedItems.Count());
-            aResult.WriteInt32L( iItemsLeftInStream + temp ); // items in progress
-            aResult.WriteInt32L( iCreatedItems.Count() ); // completed items since last get
-            
-            while ( iCreatedItems.Count() > 0 )
-                {
-                aResult.WriteInt32L( iCreatedItems[0].iTemporaryId );
-                aResult.WriteInt32L( iCreatedItems[0].iErrorCode );
-                if ( !iCreatedItems[0].iErrorCode )
-                    {
-                    aResult.WriteInt32L( iCreatedItems[0].iNewUid );
-                    }
-                iCreatedItems.Remove(0);
-                }
-            if ( iSyncStatus == EItemsCreated )
-                {
-                // all done
-                iSyncStatus = EReady;
-                LOGGER_WRITE("iSyncStatus = EReady");
-                }
-            }
-        else
-            {
-            LOGGER_WRITE_1("Wrong sync status: %d", iSyncStatus);
-            User::Leave( KErrInUse );
-            }
-        }
-    else
-        {
-        LOGGER_WRITE("Read response");
-        if ( !iResponseData )
-            {
-            User::Leave( KErrNotReady );
-            }
-        aResult.WriteL( iResponseData->Ptr(0), iResponseData->Size() );
-        delete iResponseData;
-        iResponseData = NULL;
-        }
-    aResult.CommitL();
-    TRACE_FUNC_EXIT;
-    }
-
-void CSconSyncHandler::ReplaceItemsL( RReadStream& aData )
-    {
-    TRACE_FUNC_ENTRY;
-    delete iResponseData;
-    iResponseData = NULL;
-    iResponseData = CBufFlat::NewL(KDefaultExpandSize);
-    RBufWriteStream responseStream( *iResponseData );
-    CleanupClosePushL( responseStream );
-    // Read item uids from parameter
-    TInt itemCount = aData.ReadInt32L();
-    
-    responseStream.WriteInt32L( itemCount );
-    for ( TInt i=0; i<itemCount; i++ )
-        {
-        TSmlDbItemUid uid = aData.ReadInt32L();
-        TSmlDbItemUid parent = aData.ReadInt32L();
-        TBool fieldChange = aData.ReadUint8L();
-        TInt len = aData.ReadInt32L();
-        HBufC8* dataBuf = HBufC8::NewLC( len );
-        TPtr8 dataPtr = dataBuf->Des();
-        aData.ReadL( dataPtr, len );
-        
-        TRAPD( err, iSyncSession.ReplaceItemL(uid, 
-                parent, 
-                fieldChange, dataPtr));
-        CleanupStack::PopAndDestroy( dataBuf );
-        
-        responseStream.WriteInt32L( uid );
-        responseStream.WriteInt32L( err );
-        }
-    responseStream.CommitL();
-    CleanupStack::PopAndDestroy( &responseStream );
-    TRACE_FUNC_EXIT;
-    }
-
-void CSconSyncHandler::GetReplaceItemsResponseL( const TDesC8& aParams, RWriteStream& aResult )
-    {
-    TRACE_FUNC_ENTRY;
-    if ( aParams.Length() > 0 )
-        {
-        LOGGER_WRITE8_1("aParams: %S", &aParams);
-        if ( iSyncStatus == EReady )
-            {
-            LOGGER_WRITE("Start replacing items from file");
-            iReplacedItems.Reset();
-            
-            // create parameter stream reader
-            const TUint8* ptr = aParams.Ptr();
-            RMemReadStream stream( ptr , aParams.Size() );
-            CleanupClosePushL( stream );
-            
-            // read filename
-            TInt filenameLength = stream.ReadInt32L();
-            LOGGER_WRITE_1("filename length: %d", filenameLength );
-            HBufC8* filenameBuf8 = HBufC8::NewLC( filenameLength ); // filename
-            TPtr8 filenamePtr = filenameBuf8->Des();
-            stream.ReadL( filenamePtr, filenameLength);
-            LOGGER_WRITE("filename ok");
-            
-            TInt err = CnvUtfConverter::ConvertToUnicodeFromUtf8(iFileInProgress, filenameBuf8->Des() );
-            LOGGER_WRITE_1("ConvertToUnicodeFromUtf8 err: %d", err);
-            User::LeaveIfError( err );
-            if ( iFileInProgress.RightTPtr(KDataFileExtension().Length()).CompareF(KDataFileExtension) != 0 )
-                {
-                iFileInProgress = KNullDesC();
-                LOGGER_WRITE("File extendion was not correct");
-                User::Leave( KErrAccessDenied );
-                }
-            
-            // open file
-            err = iFileStream.Open(iFs, iFileInProgress, EFileShareReadersOnly);
-            LOGGER_WRITE_1("iFileStream.Open err: %d", err);
-            User::LeaveIfError( err );
-            
-            CleanupStack::PopAndDestroy( filenameBuf8 );
-            CleanupStack::PopAndDestroy( &stream );
-            
-            iSyncStatus = EReplacingItemsFromFile;
-            iItemsLeftInStream = iFileStream.ReadInt32L();
-            LOGGER_WRITE_1("iItemsLeftInStream: %d", iItemsLeftInStream);
-            // write results to return stream
-            aResult.WriteInt32L( iItemsLeftInStream );
-            aResult.WriteInt32L( 0 ); // completed items since last sync
-            ReplaceNextItemOnStreamL();
-            iItemsLeftInStream--;
-            }
-        else if ( iSyncStatus == EReplacingItemsFromFile || iSyncStatus == EItemsReplaced )
-            {
-            LOGGER_WRITE("Read status");
-            TInt temp = 0;
-            if ( iSyncStatus == EReplacingItemsFromFile )
-                {
-                // one item is on progress, add it to to "left" items.
-                temp = 1;
-                }
-            LOGGER_WRITE_1("left items: %d", iItemsLeftInStream + temp);
-            LOGGER_WRITE_1("completed items: %d", iReplacedItems.Count());
-            aResult.WriteInt32L( iItemsLeftInStream + temp ); // items in progress
-            aResult.WriteInt32L( iReplacedItems.Count() ); // completed items since last get
-            //for (TInt i=0; i<iCreatedItems.Count(); i++)
-            while ( iReplacedItems.Count() > 0 )
-                {
-                aResult.WriteInt32L( iReplacedItems[0].iItemUid );
-                aResult.WriteInt32L( iReplacedItems[0].iErrorCode );
-                iReplacedItems.Remove(0);
-                }
-            if ( iSyncStatus == EItemsReplaced )
-                {
-                // all done
-                iSyncStatus = EReady;
-                LOGGER_WRITE("iSyncStatus = EReady");
-                }
-            }
-        }
-    else
-        {
-        if ( !iResponseData )
-            {
-            LOGGER_WRITE("No response data, leave KErrNotReady");
-            User::Leave( KErrNotReady );
-            }
-        aResult.WriteL( iResponseData->Ptr(0), iResponseData->Size() );
-        aResult.CommitL();
-        delete iResponseData;
-        iResponseData = NULL;
-        }
-    aResult.CommitL();
-    
-    
-    
-    TRACE_FUNC_EXIT;
-    }
-
-void CSconSyncHandler::MoveItemsL( const TDesC8& aParams, RWriteStream& aResult )
-    {
-    TRACE_FUNC_ENTRY;  
-    const TUint8* ptr = aParams.Ptr();
-    RMemReadStream stream( ptr , aParams.Size() );
-    CleanupClosePushL( stream );
-    
-    // Read item uids from parameter
-    TInt itemCount = stream.ReadInt32L();
-    aResult.WriteInt32L( itemCount );
-    for ( TInt i=0; i<itemCount; i++ )
-        {
-        TSmlDbItemUid uid = stream.ReadInt32L();
-        TSmlDbItemUid newParent = stream.ReadInt32L();
-        TRAPD( err, iSyncSession.MoveItemL( uid,newParent ));
-        
-        aResult.WriteInt32L( uid );
-        aResult.WriteInt32L( err );
-        }
-    aResult.CommitL();
-    CleanupStack::PopAndDestroy( &stream );
-    TRACE_FUNC_EXIT;
-    }
-
-void CSconSyncHandler::DeleteItemsL( const TDesC8& aParams, RWriteStream& aResult )
-    {
-    TRACE_FUNC_ENTRY;
-    const TUint8* ptr = aParams.Ptr();
-    RMemReadStream stream( ptr , aParams.Size() );
-    CleanupClosePushL( stream );
-    
-    // Read item uids from parameter
-    TInt itemCount = stream.ReadInt32L();
-    aResult.WriteInt32L( itemCount );
-    for ( TInt i=0; i<itemCount; i++ )
-        {
-        TSmlDbItemUid uid = stream.ReadInt32L();
-        
-        TRAPD( err, iSyncSession.DeleteItemL( uid ));
-        
-        aResult.WriteInt32L( uid );
-        aResult.WriteInt32L( err );
-        }
-    aResult.CommitL();
-    CleanupStack::PopAndDestroy( &stream );
-    TRACE_FUNC_EXIT;
-    }
-
-void CSconSyncHandler::SoftDeleteItemsL( const TDesC8& aParams, RWriteStream& aResult )
-    {
-    TRACE_FUNC_ENTRY;
-    const TUint8* ptr = aParams.Ptr();
-    RMemReadStream stream( ptr , aParams.Size() );
-    CleanupClosePushL( stream );
-    
-    // Read item uids from parameter
-    TInt itemCount = stream.ReadInt32L();
-    aResult.WriteInt32L( itemCount );
-    for ( TInt i=0; i<itemCount; i++ )
-        {
-        TSmlDbItemUid uid = stream.ReadInt32L();
-        
-        TRAPD( err, iSyncSession.SoftDeleteItemL( uid ));
-        
-        aResult.WriteInt32L( uid );
-        aResult.WriteInt32L( err );
-        }
-    aResult.CommitL();
-    CleanupStack::PopAndDestroy( &stream );
-    TRACE_FUNC_EXIT;
-    }
-
-void CSconSyncHandler::DeleteAllItemsL( RWriteStream& aResult )
-    {
-    TRACE_FUNC_ENTRY;
-    if ( IsActive() )
-        {
-        LOGGER_WRITE("Warning: Was on active state!");
-        Cancel();
-        }
-    SetActive();
-    iStatus = KRequestPending;
-    iSyncStatus = EDeletingAllItems;
-    iSyncSession.DeleteAllItems( iStatus );
-    aResult.WriteInt32L( KErrNone );
-    TRACE_FUNC_EXIT;
-    }
-
-void CSconSyncHandler::GetDeleteAllItemsStatusL( RWriteStream& aResult )
-    {
-    if ( iSyncStatus == EDeletingAllItems )
-        {
-        LOGGER_WRITE("CSconSyncHandler::GetDeleteAllItemsStatusL - In progress");
-        aResult.WriteInt8L( 1 ); // 1 = in progress
-        }
-    else
-        {
-        LOGGER_WRITE("CSconSyncHandler::GetDeleteAllItemsStatusL - Ready");
-        aResult.WriteInt8L( 0 ); // 0 = ready
-        aResult.WriteInt32L( iStatus.Int() );
-        }
-    }
-
-void CSconSyncHandler::GetStoreFormatL( RWriteStream& aResult )
-    {
-    TRACE_FUNC_ENTRY;
-    RStringPool pool;
-    pool.OpenL();
-    CleanupClosePushL( pool );
-    CSmlDataStoreFormat* storeFormat(NULL);
-    TRAPD( err, storeFormat = iSyncSession.StoreFormatL( pool ) );
-    CleanupStack::PushL( storeFormat );
-    aResult.WriteInt32L( err );
-    if ( !err )
-        {
-        storeFormat->ExternalizeL( aResult );
-        }
-    CleanupStack::PopAndDestroy( storeFormat );
-    CleanupStack::PopAndDestroy( &pool );
-    TRACE_FUNC_EXIT;
-    }
-
-
-void CSconSyncHandler::SetRemoteStoreFormatL( RReadStream& aData )
-    {
-    TRACE_FUNC_ENTRY;
-    RStringPool pool;
-    pool.OpenL();
-    CleanupClosePushL( pool );
-    CSmlDataStoreFormat* serverDataStoreFormat = CSmlDataStoreFormat::NewLC( pool, aData );
-    iSyncSession.SetRemoteStoreFormatL( *serverDataStoreFormat );
-    // Save format for later use
-    TRAPD(err, SaveRemoteStoreFormatL( *serverDataStoreFormat, iCurrentContextUid, iCurrentDataProviderUid ));
-    if ( err )
-        {
-        LOGGER_WRITE_1("SaveRemoteStoreFormatL err: %d", err);
-        }
-    CleanupStack::PopAndDestroy( serverDataStoreFormat );
-    CleanupStack::PopAndDestroy( &pool );
-    TRACE_FUNC_EXIT;
-    }
-
-void CSconSyncHandler::CreateNextItemOnStreamL()
-    {
-    TRACE_FUNC_ENTRY;
-    if ( IsActive() )
-        {
-        LOGGER_WRITE("Warning: Was on active state!");
-        Cancel();
-        }
-    iTemporaryItemUid = iFileStream.ReadInt32L();
-    TSmlDbItemUid parent = iFileStream.ReadInt32L();
-    
-    TInt len = iFileStream.ReadUint16L();
-    HBufC8* mimeTypeBuf = HBufC8::NewLC( len );
-    TPtr8 mimeTypePtr = mimeTypeBuf->Des();
-    iFileStream.ReadL(mimeTypePtr, len);
-    
-    len = iFileStream.ReadUint16L();
-    HBufC8* mimeVerBuf = HBufC8::NewLC( len );
-    TPtr8 mimeVerPtr = mimeVerBuf->Des();
-    iFileStream.ReadL(mimeVerPtr, len);
-    
-    len = iFileStream.ReadInt32L();
-    HBufC8* dataBuf = HBufC8::NewLC( len );
-    TPtr8 dataPtr = dataBuf->Des();
-    iFileStream.ReadL( dataPtr, len );    
-    
-    SetActive();
-    iStatus = KRequestPending;
-    iSyncSession.CreateItemL(iCreatedItemUidPckg,
-            parent, mimeTypePtr,
-            mimeVerPtr, dataPtr, iStatus);
-    
-    CleanupStack::PopAndDestroy( dataBuf );
-    CleanupStack::PopAndDestroy( mimeVerBuf );
-    CleanupStack::PopAndDestroy( mimeTypeBuf );
-    
-   
-    TRACE_FUNC_EXIT;
-    }
-
-void CSconSyncHandler::ReplaceNextItemOnStreamL()
-    {
-    TRACE_FUNC_ENTRY;
-    if ( IsActive() )
-        {
-        LOGGER_WRITE("Warning: Was on active state!");
-        Cancel();
-        }
-    TSmlDbItemUid uid = iFileStream.ReadInt32L();
-    TSmlDbItemUid parent = iFileStream.ReadInt32L();
-    TBool fieldChange = iFileStream.ReadUint8L();
-    TInt len = iFileStream.ReadInt32L();
-    HBufC8* dataBuf = HBufC8::NewLC( len );
-    TPtr8 dataPtr = dataBuf->Des();
-    iFileStream.ReadL( dataPtr, len );
-    
-    iReplacedItem.iItemUid = uid;
-    
-    SetActive();
-    iStatus = KRequestPending;
-    
-    iSyncSession.ReplaceItemL(uid, 
-                parent, 
-                fieldChange, dataPtr, iStatus);
-    
-    CleanupStack::PopAndDestroy( dataBuf );
-   
-    TRACE_FUNC_EXIT;
-    }
-
-void CSconSyncHandler::CancelOperationsL( RWriteStream& aResult )
-    {
-    TRACE_FUNC_ENTRY;
-    Cancel();
-    // all done
-    iFileStream.Close();
-    iTemporaryItemUid = -1;
-    iCreatedItemUid = -1;
-    iSyncStatus = EItemsCreated;
-    iFs.Delete( iFileInProgress );
-    iFileInProgress = KNullDesC();
-    iItemsLeftInStream = 0;
-    _LIT8(KDummyParam, "Cancel");
-    if ( iSyncStatus == EItemsCreated )
-        {
-        GetCreateItemsResponseL( KDummyParam, aResult );
-        }
-    else if ( iSyncStatus == EItemsReplaced )
-        {
-        GetReplaceItemsResponseL( KDummyParam, aResult );
-        }
-    
-    TRACE_FUNC_EXIT;
-    }
-
-void CSconSyncHandler::DoCancel()
-    {
-    TRACE_FUNC_ENTRY;
-    iSyncSession.CancelRequest();
-    Reset();
-    TRACE_FUNC_EXIT;
-    }
-
-void CSconSyncHandler::RunL()
-    {
-    TRACE_FUNC_ENTRY;
-    LOGGER_WRITE_1("iSyncStatus: %d", iSyncStatus);
-    LOGGER_WRITE_1("iStatus: %d", iStatus.Int());
-    if ( iSyncStatus == ECreatingItemsFromFile )
-        {
-        LOGGER_WRITE_1("iTemporaryItemUid: %d", iTemporaryItemUid);
-        LOGGER_WRITE_1("iCreatedItemUid: %d", iCreatedItemUid);
-        TCreatedItem item;
-        item.iTemporaryId = iTemporaryItemUid;
-        item.iErrorCode = iStatus.Int();
-        item.iNewUid = iCreatedItemUid;
-        iCreatedItems.Append( item );
-        if ( iItemsLeftInStream > 0 )
-            {
-            CreateNextItemOnStreamL();
-            iItemsLeftInStream--;
-            LOGGER_WRITE_1("iItemsLeftInStream: %d", iItemsLeftInStream);
-            }
-        else
-            {
-            // all done
-            LOGGER_WRITE("All items added.");
-            iFileStream.Close();
-            iTemporaryItemUid = -1;
-            iCreatedItemUid = -1;
-            iSyncStatus = EItemsCreated;
-            TInt err = iFs.Delete( iFileInProgress );
-            LOGGER_WRITE_2("iFs.Delete( '%S' ) ret: %d", &iFileInProgress, err);
-            iFileInProgress = KNullDesC();
-            }
-        }
-    else if ( iSyncStatus == EReplacingItemsFromFile )
-        {
-        iReplacedItem.iErrorCode = iStatus.Int();
-        iReplacedItems.Append( iReplacedItem );
-        if ( iItemsLeftInStream > 0 )
-            {
-            ReplaceNextItemOnStreamL();
-            iItemsLeftInStream--;
-            LOGGER_WRITE_1("iItemsLeftInStream: %d", iItemsLeftInStream);
-            }
-        else
-            {
-            // all done
-            LOGGER_WRITE("All items replaced.");
-            iFileStream.Close();
-            iSyncStatus = EItemsReplaced;
-            TInt err = iFs.Delete( iFileInProgress );
-            LOGGER_WRITE_2("iFs.Delete( '%S' ) ret: %d", &iFileInProgress, err);
-            iFileInProgress = KNullDesC();
-            }
-        }
-    else if ( iSyncStatus == EDeletingAllItems )
-        {
-        iSyncStatus = EReady;
-        }
-    TRACE_FUNC_EXIT;
-    }
-
-TInt CSconSyncHandler::RunError( TInt aError )
-    {
-    TRACE_FUNC_ENTRY;
-    LOGGER_WRITE_1("aError: %d", aError);
-    LOGGER_WRITE_1("iSyncStatus: %d", iSyncStatus);
-    TInt err( aError );
-    if ( iSyncStatus == ECreatingItemsFromFile )
-        {
-        iSyncStatus = EItemsCreated;
-        iItemsLeftInStream = 0;
-        iFileStream.Close();
-        err = iFs.Delete( iFileInProgress );
-        LOGGER_WRITE_2("iFs.Delete( '%S' ) ret: %d", &iFileInProgress, err);
-        iFileInProgress = KNullDesC();
-        err = KErrNone;
-        }
-    else if ( iSyncStatus == EReplacingItemsFromFile )
-        {
-        iSyncStatus = EItemsReplaced;
-        iItemsLeftInStream = 0;
-        iFileStream.Close();
-        err = iFs.Delete( iFileInProgress );
-        LOGGER_WRITE_2("iFs.Delete( '%S' ) ret: %d", &iFileInProgress, err);
-        iFileInProgress = KNullDesC();
-        err = KErrNone;
-        }
-    else if ( iSyncStatus == EDeletingAllItems )
-        {
-        iSyncStatus = EReady;
-        }
-    
-    TRACE_FUNC_EXIT;
-    return err;
-    }
-
-void CSconSyncHandler::Reset()
-    {
-    TRACE_FUNC_ENTRY;
-    iFileStream.Close();
-    TInt err = iFs.Delete( iFileInProgress );
-    LOGGER_WRITE_2("iFs.Delete( '%S' ) ret: %d", &iFileInProgress, err);
-    iFileInProgress = KNullDesC();
-    iSyncStatus = EReady;
-    TRACE_FUNC_EXIT;
-    }
-
-void CSconSyncHandler::SetCalendarCenrepL( TInt aProfileId, const TDesC& aServerId )
-    {
-    LOGGER_WRITE(" Write cenrep values");
-    CRepository* rep = CRepository::NewLC(KNsmlDsSessionInfoKey);
-    User::LeaveIfError( rep->Set(EDSSessionProfileId, aProfileId) );
-    User::LeaveIfError( rep->Set(EDSSessionProfileName, KNullDesC) );
-    User::LeaveIfError( rep->Set(EDSSessionServerId, aServerId) );
-    CleanupStack::PopAndDestroy(rep);
-    iCalendarCenrepUsed = ETrue;
-    }
-
-void CSconSyncHandler::ClearCalendarCenrepL()
-    {
-    if ( iCalendarCenrepUsed )
-        {
-        LOGGER_WRITE("Calendar sync, clear cenrep values");
-                
-        CRepository* rep = CRepository::NewLC(KNsmlDsSessionInfoKey);
-        rep->Set(EDSSessionProfileId, KErrNotFound);
-        rep->Set(EDSSessionProfileName, KNullDesC);
-        rep->Set(EDSSessionServerId, KNullDesC);
-        CleanupStack::PopAndDestroy(rep);
-        iCalendarCenrepUsed = EFalse;
-        }
-    }
-