filemanager/bkupengine/src/MMCScBkupSBEUtils.cpp
changeset 0 6a9f87576119
child 20 efe289f793e7
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/filemanager/bkupengine/src/MMCScBkupSBEUtils.cpp	Mon Jan 18 20:09:41 2010 +0200
@@ -0,0 +1,524 @@
+/*
+* Copyright (c) 2005 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: MMCScBkupSBEUtils implementation
+*
+*
+*/
+
+#include "MMCScBkupSBEUtils.h"
+
+// System includes
+#include <e32property.h>
+#include <connect/sbdefs.h>
+#include "CMMCScBkupDataOwnerInfo.h"
+
+// Namespaces
+using namespace conn;
+
+
+
+// ========================= MEMBER FUNCTIONS ================================
+
+// ---------------------------------------------------------------------------
+// MMCScBkupSBEUtils::SecureIdFromGenericL()
+// 
+// 
+// ---------------------------------------------------------------------------
+TSecureId MMCScBkupSBEUtils::SecureIdFromGenericL(const CSBGenericDataType& aGeneric)
+    {
+    TSecureId ret = 0;
+    CSBGenericDataType* nonConstOriginal = const_cast<CSBGenericDataType*>(&aGeneric);
+    const TSBDerivedType type = aGeneric.DerivedTypeL();
+    //
+    switch(type)
+        {
+    case ESIDDerivedType:
+        {
+        CSBSecureId* temp = CSBSecureId::NewL( nonConstOriginal );
+        CleanupStack::PushL( temp );
+        ret = temp->SecureIdL();
+        CleanupStack::PopAndDestroy( temp );
+        break;
+        }
+    case ESIDTransferDerivedType:
+        {
+        // First make a generic transfer type object...
+        CSBGenericTransferType* transferTypeTemp = CSBGenericTransferType::NewL( nonConstOriginal->Externalise() );
+        CleanupStack::PushL(transferTypeTemp);
+
+        // Now make instance transfer type
+        CSBSIDTransferType* temp = CSBSIDTransferType::NewL( transferTypeTemp );
+        CleanupStack::PushL(temp);
+
+        // Now get the result
+        ret = temp->SecureIdL();
+
+        // Tidy up
+        CleanupStack::PopAndDestroy(2, transferTypeTemp);
+        break;
+        }
+    case EPackageDerivedType:
+        {
+        CSBPackageId* temp = CSBPackageId::NewL( nonConstOriginal );
+        CleanupStack::PushL( temp );
+        ret = temp->SecureIdL();
+        CleanupStack::PopAndDestroy( temp );
+        break;
+        }
+    case EPackageTransferDerivedType:
+    case EJavaDerivedType:
+    case EJavaTransferDerivedType:
+    default:
+        __BREAKPOINT();
+        User::Leave(KErrNotSupported);
+        break;
+       }
+    //
+    return ret;
+    }
+
+
+// ---------------------------------------------------------------------------
+// MMCScBkupSBEUtils::PackageIdFromGenericL()
+// 
+// 
+// ---------------------------------------------------------------------------
+TUid MMCScBkupSBEUtils::PackageIdFromGenericL(const CSBGenericDataType& aGeneric)
+    {
+    TUid ret = KNullUid;
+    CSBGenericDataType* nonConstOriginal = const_cast<CSBGenericDataType*>(&aGeneric);
+    const TSBDerivedType type = aGeneric.DerivedTypeL();
+    //
+    switch(type)
+        {
+    case EPackageDerivedType:
+        {
+        CSBPackageId* temp = CSBPackageId::NewL( nonConstOriginal );
+        CleanupStack::PushL(temp);
+        ret = temp->PackageIdL();
+        CleanupStack::PopAndDestroy(temp);
+        break;
+        }
+    case EPackageTransferDerivedType:
+        {
+        // First make a generic transfer type object...
+        CSBGenericTransferType* transferTypeTemp = CSBGenericTransferType::NewL( nonConstOriginal->Externalise() );
+        CleanupStack::PushL(transferTypeTemp);
+
+        // Now make instance transfer type
+        CSBPackageTransferType* temp = CSBPackageTransferType::NewL( transferTypeTemp );
+        CleanupStack::PushL(temp);
+
+        // Now get the result
+        ret = temp->PackageIdL();
+
+        // Tidy up
+        CleanupStack::PopAndDestroy(2, transferTypeTemp);
+        break;
+        }
+    case ESIDDerivedType:
+    case ESIDTransferDerivedType:
+    case EJavaDerivedType:
+    case EJavaTransferDerivedType:
+    default:
+        __BREAKPOINT();
+        User::Leave(KErrNotSupported);
+        break;
+       }
+    //
+    return ret;
+    }
+
+
+// ---------------------------------------------------------------------------
+// MMCScBkupSBEUtils::JavaHashFromGenericLC()
+// 
+// 
+// ---------------------------------------------------------------------------
+HBufC* MMCScBkupSBEUtils::JavaHashFromGenericLC(const CSBGenericDataType& aGeneric)
+    {
+    HBufC* ret = NULL;
+    CSBGenericDataType* nonConstOriginal = const_cast<CSBGenericDataType*>(&aGeneric);
+    const TSBDerivedType type = aGeneric.DerivedTypeL();
+    //
+    switch(type)
+        {
+    case EJavaDerivedType:
+        {
+        CSBJavaId* temp = CSBJavaId::NewL( nonConstOriginal );
+        CleanupStack::PushL(temp);
+        ret = temp->SuiteHashL().AllocL();
+        CleanupStack::PopAndDestroy(temp);
+        CleanupStack::PushL( ret );
+        break;
+        }
+    case EJavaTransferDerivedType:
+        {
+        // First make a generic transfer type object...
+        CSBGenericTransferType* transferTypeTemp = CSBGenericTransferType::NewL( nonConstOriginal->Externalise() );
+        CleanupStack::PushL(transferTypeTemp);
+
+        // Now make a instance transfer type
+        CSBJavaTransferType* temp = CSBJavaTransferType::NewL( transferTypeTemp );
+        CleanupStack::PushL(temp);
+
+        // Now get the result
+        ret = temp->SuiteHashL().AllocL();
+
+        // Tidy up
+        CleanupStack::PopAndDestroy(2, transferTypeTemp);
+        CleanupStack::PushL( ret );
+        break;
+        }
+    case ESIDDerivedType:
+    case ESIDTransferDerivedType:
+    case EPackageDerivedType:
+    case EPackageTransferDerivedType:
+    default:
+        __BREAKPOINT();
+        User::Leave(KErrNotSupported);
+        break;
+       }
+    //
+    if  ( ret == NULL )
+        {
+        ret = KNullDesC().AllocLC();
+        }
+    //
+    return ret;
+    }
+
+
+// ---------------------------------------------------------------------------
+// MMCScBkupSBEUtils::CopyLC()
+// 
+// 
+// ---------------------------------------------------------------------------
+CSBGenericDataType* MMCScBkupSBEUtils::CopyLC(const CSBGenericDataType& aToBeCopied)
+    {
+    CSBGenericDataType* ret = NULL;
+
+    // Have to do this through poor implementation of SBE API 
+    CSBGenericDataType* nonConstOriginal = const_cast<CSBGenericDataType*>(&aToBeCopied);
+    //
+    const TSBDerivedType type = nonConstOriginal->DerivedTypeL();
+    switch(type)
+        {
+    case ESIDDerivedType:
+        ret = CSBSecureId::NewL(nonConstOriginal);
+        break;
+    case EPackageDerivedType:
+        ret = CSBPackageId::NewL(nonConstOriginal);
+        break;
+    case EJavaDerivedType:
+        ret = CSBJavaId::NewL(nonConstOriginal);
+        break;
+    case ESIDTransferDerivedType:
+    case EPackageTransferDerivedType:
+    case EJavaTransferDerivedType:
+        {
+        // Must first create a generic transfer type object... sigh...
+        CSBGenericTransferType* transferType = CSBGenericTransferType::NewL( nonConstOriginal->Externalise() );
+        CleanupStack::PushL( transferType );
+        switch(type)
+            {
+        case ESIDTransferDerivedType:
+            ret = CSBSIDTransferType::NewL( transferType );
+            break;
+        case EPackageTransferDerivedType:
+            ret = CSBPackageTransferType::NewL( transferType );
+            break;
+        case EJavaTransferDerivedType:
+            ret = CSBJavaTransferType::NewL( transferType );
+            break;
+        default:
+            break;
+            }
+        CleanupStack::PopAndDestroy( transferType );
+        }
+    default:
+        break;
+       }
+    //
+    if  (!ret)
+        {
+        __BREAKPOINT();
+        User::Leave(KErrNotSupported);
+        }
+    CleanupStack::PushL(ret);
+    return ret;
+    }
+
+
+// ---------------------------------------------------------------------------
+// MMCScBkupSBEUtils::TransferTypeLC()
+// 
+// 
+// ---------------------------------------------------------------------------
+CSBGenericTransferType* MMCScBkupSBEUtils::TransferTypeLC( const CSBGenericDataType& aDT, TDriveNumber aDrive, 
+    TTransferDataType aTransferType, TInt aVersion )
+    {
+    CSBGenericTransferType* ret = NULL;
+
+    // Have to do this through poor implementation of SBE API 
+    CSBGenericDataType* nonConstOriginal = const_cast< CSBGenericDataType* >( &aDT );
+    //
+    const TSBDerivedType type = nonConstOriginal->DerivedTypeL();
+    switch( type )
+        {
+    case ESIDDerivedType:
+    case ESIDTransferDerivedType:
+        {
+        const TSecureId secureId = SecureIdFromGenericL( aDT );
+        ret = CSBSIDTransferType::NewL( secureId, aDrive, aTransferType );
+        break;
+        }
+
+    case EPackageDerivedType:
+        {
+        TSecureId secureId = SecureIdFromGenericL( aDT );
+        if( secureId.iId == KNullUid.iUid && aVersion > CMMCScBkupDataOwnerInfo::EStreamFormatVersionFirst )
+            {
+            secureId = MMCScBkupSBEUtils::PackageIdFromGenericL( aDT );
+            }
+        ret = CSBSIDTransferType::NewL( secureId, aDrive, aTransferType );
+        break;
+        }
+
+    default:
+    case EPackageTransferDerivedType:
+    case EJavaDerivedType:
+    case EJavaTransferDerivedType:
+        __BREAKPOINT();
+        User::Leave( KErrNotSupported );
+        break;
+        }
+    //
+    CleanupStack::PushL( ret );
+    return ret;
+    }
+
+
+// ---------------------------------------------------------------------------
+// MMCScBkupSBEUtils::TransferTypeLC()
+// 
+// 
+// ---------------------------------------------------------------------------
+CSBGenericTransferType* MMCScBkupSBEUtils::TransferTypeLC(const CSBGenericDataType& aDT, TDriveNumber aDrive, 
+    TPackageDataType aDataType, TInt /*aVersion*/)
+    {
+    CSBGenericTransferType* ret = NULL;
+
+    // Have to do this through poor implementation of SBE API 
+    CSBGenericDataType* nonConstOriginal = const_cast<CSBGenericDataType*>(&aDT);
+    //
+    const TSBDerivedType type = nonConstOriginal->DerivedTypeL();
+    switch(type)
+        {
+    case EPackageDerivedType:
+    case EPackageTransferDerivedType:
+        {
+        const TUid packageId = PackageIdFromGenericL(aDT);
+        ret = CSBPackageTransferType::NewL(packageId, aDrive, aDataType);
+        break;
+        }
+
+    default:
+    case ESIDDerivedType:
+    case ESIDTransferDerivedType:
+    case EJavaDerivedType:
+    case EJavaTransferDerivedType:
+        __BREAKPOINT();
+        User::Leave(KErrNotSupported);
+        break;
+        }
+    //
+    CleanupStack::PushL(ret);
+    return ret;
+    }
+
+
+// ---------------------------------------------------------------------------
+// MMCScBkupSBEUtils::TransferTypeLC()
+// 
+// 
+// ---------------------------------------------------------------------------
+CSBGenericTransferType* MMCScBkupSBEUtils::TransferTypeLC(const CSBGenericDataType& aDT, TDriveNumber aDrive, 
+    TJavaTransferType aDataType, TInt /*aVersion*/)
+    {
+    CSBGenericTransferType* ret = NULL;
+
+    // Have to do this through poor implementation of SBE API 
+    CSBGenericDataType* nonConstOriginal = const_cast<CSBGenericDataType*>(&aDT);
+    //
+    const TSBDerivedType type = nonConstOriginal->DerivedTypeL();
+    switch(type)
+        {
+    case EJavaDerivedType:
+    case EJavaTransferDerivedType:
+        {
+        HBufC* hash = JavaHashFromGenericLC( aDT );
+        ret = CSBJavaTransferType::NewL( *hash, aDrive, aDataType );
+        CleanupStack::PopAndDestroy( hash );
+        break;
+        }
+
+    default:
+    case ESIDDerivedType:
+    case ESIDTransferDerivedType:
+    case EPackageDerivedType:
+    case EPackageTransferDerivedType:
+        __BREAKPOINT();
+        User::Leave(KErrNotSupported);
+        break;
+        }
+    //
+    CleanupStack::PushL(ret);
+    return ret;
+    }
+
+
+// ---------------------------------------------------------------------------
+// MMCScBkupSBEUtils::PhoneIsInBackupOrRestoreModeL()
+// 
+// 
+// ---------------------------------------------------------------------------
+TBool MMCScBkupSBEUtils::PhoneIsInBackupOrRestoreModeL()
+    {
+    TBool backupInProgress = EFalse;
+    //
+    TInt value = 0;
+    const TInt error = RProperty::Get( KUidSystemCategory, KUidBackupRestoreKey, value );
+    User::LeaveIfError( error );
+    //
+    const TBURPartType partType = static_cast< TBURPartType >( value & KBURPartTypeMask );
+    if  (value != 0)
+        {
+        switch(partType)
+            {
+        case EBURUnset:
+        case EBURNormal:
+            break;
+        case EBURBackupFull:
+        case EBURBackupPartial:
+        case EBURRestoreFull:
+        case EBURRestorePartial:
+            backupInProgress = ETrue;
+            break;
+            }
+        }
+    //
+    return backupInProgress;
+    }
+
+
+// ---------------------------------------------------------------------------
+// MMCScBkupSBEUtils::EndBackupOrRestoreL()
+// 
+// 
+// ---------------------------------------------------------------------------
+void MMCScBkupSBEUtils::EndBackupOrRestoreL( CSBEClient& aSBEClient )
+    {
+    TDriveList nullDriveList;
+    aSBEClient.SetBURModeL( nullDriveList, EBURNormal, ENoBackup);
+    }
+
+
+// ---------------------------------------------------------------------------
+// MMCScBkupSBEUtils::HasSystemDataL()
+// 
+// 
+// ---------------------------------------------------------------------------
+TBool MMCScBkupSBEUtils::HasSystemDataL( const CDataOwnerInfo& aDataOwner )
+    {
+    const TSBDerivedType type = aDataOwner.Identifier().DerivedTypeL();
+    const TBool systemDataType = ( type == EPackageDerivedType || 
+                                   type == EPackageTransferDerivedType );
+    const TBool hasSystemData = ( aDataOwner.CommonSettings() & EHasSystemFiles );
+    //
+    return ( systemDataType && hasSystemData );
+    }
+
+
+// ---------------------------------------------------------------------------
+// MMCScBkupSBEUtils::HasJavaDataL()
+// 
+// 
+// ---------------------------------------------------------------------------
+TBool MMCScBkupSBEUtils::HasJavaDataL( const CDataOwnerInfo& aDataOwner )
+    {
+    const TSBDerivedType type = aDataOwner.Identifier().DerivedTypeL();
+    const TBool javaDataType = ( type == EJavaDerivedType || 
+                                 type == EJavaTransferDerivedType );
+    const TBool hasSystemData = ( aDataOwner.CommonSettings() & EHasSystemFiles );
+
+    // Java abuses the "has system files flag" - this has been confirmed
+    // with Symbian.
+    return ( javaDataType && hasSystemData );
+    }
+
+
+// ---------------------------------------------------------------------------
+// MMCScBkupSBEUtils::HasPassiveDataL()
+// 
+// 
+// ---------------------------------------------------------------------------
+TBool MMCScBkupSBEUtils::HasPassiveDataL( const CDataOwnerInfo& aDataOwner )
+    {
+    const TSBDerivedType type = aDataOwner.Identifier().DerivedTypeL();
+    const TBool passiveDataType = ( type == ESIDDerivedType || 
+                                    type == ESIDTransferDerivedType ||
+                                    type == EPackageDerivedType || 
+                                    type == EPackageTransferDerivedType );
+    const TBool hasPassiveData = ( aDataOwner.CommonSettings() & EPassiveBUR );
+    //
+    return ( passiveDataType && hasPassiveData );
+    }
+
+
+// ---------------------------------------------------------------------------
+// MMCScBkupSBEUtils::HasActiveDataL()
+// 
+// 
+// ---------------------------------------------------------------------------
+TBool MMCScBkupSBEUtils::HasActiveDataL( const CDataOwnerInfo& aDataOwner )
+    {
+    const TSBDerivedType type = aDataOwner.Identifier().DerivedTypeL();
+    const TBool activeDataType = ( type == ESIDDerivedType || 
+                                   type == ESIDTransferDerivedType ||
+                                   type == EPackageDerivedType || 
+                                   type == EPackageTransferDerivedType );
+    const TBool hasActiveData = ( aDataOwner.CommonSettings() & EActiveBUR );
+    //
+    return ( activeDataType && hasActiveData );
+    }
+
+
+// ---------------------------------------------------------------------------
+// MMCScBkupSBEUtils::HasPublicDataL()
+// 
+// 
+// ---------------------------------------------------------------------------
+TBool MMCScBkupSBEUtils::HasPublicDataL( const CDataOwnerInfo& aDataOwner )
+    {
+    const TSBDerivedType type = aDataOwner.Identifier().DerivedTypeL();
+    const TBool publicDataType = ( type == ESIDDerivedType || 
+                                   type == ESIDTransferDerivedType ||
+                                   type == EPackageDerivedType || 
+                                   type == EPackageTransferDerivedType );
+    const TBool hasPublicData = ( aDataOwner.PassiveSettings() & EHasPublicFiles );
+    //
+    return ( hasPublicData && publicDataType );
+    }
+