--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/installationservices/swi/inc/swi/sishash.h Thu Dec 17 08:51:10 2009 +0200
@@ -0,0 +1,145 @@
+/*
+* Copyright (c) 2004-2009 Nokia Corporation and/or its subsidiary(-ies).
+* All rights reserved.
+* This component and the accompanying materials are made available
+* under the terms of the License "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:
+* Definition of the Swi::Sis::CHash#
+*
+*/
+
+
+/**
+ @file
+ @released
+ @internalTechnology
+*/
+
+#ifndef __SISHASH_H__
+#define __SISHASH_H__
+
+#include <e32base.h>
+#include "sisfield.h"
+#include "sisblob.h"
+
+namespace Swi
+{
+namespace Sis
+ {
+
+ class TPtrProvider;
+
+/**
+ * This class represents a Sishash. Sishash is a basic structure found in files.
+ * It is described in SGL.GT0188.251.
+ *
+ * @released
+ * @publishedPartner
+ */
+class CHash : public CField
+ {
+public:
+
+ /**
+ * This creates a new CHash object.
+ *
+ * @param aDataProvider An instance of a MSisDataProvider to read the entity from.
+ * @param aTypeReadBehaviour Whether we need to check the sis type or not.
+ *
+ * @return An instance of CHash representing the data read.
+ */
+ IMPORT_C static CHash* NewL(MSisDataProvider& aDataProvider, TInt64& aBytesRead, TReadTypeBehaviour aTypeReadBehaviour = EReadType);
+
+ /**
+ * This creates a new CHash object and places it on the cleanup stack.
+ *
+ * @param aDataProvider An instance of a MSisDataProvider to read the entity from.
+ * @param aTypeReadBehaviour Whether we need to check the sis type or not.
+ *
+ * @return An instance of CHash representing the data read.
+ */
+ IMPORT_C static CHash* NewLC(MSisDataProvider& aDataProvider, TInt64& aBytesRead, TReadTypeBehaviour aTypeReadBehaviour = EReadType);
+
+ /**
+ * This creates a new CHash object in place.
+ *
+ * @param aDataProvider An instance of a TPtrProvider to read the entity from.
+ * @param aTypeReadBehaviour Whether we need to check the sis type or not.
+ *
+ * @return An instance of CHash representing the data read.
+ */
+
+ IMPORT_C static CHash* NewL(TPtrProvider& aDataProvider, TInt64& aBytesRead, TReadTypeBehaviour aTypeReadBehaviour = EReadType);
+
+ /**
+ * This creates a new CHash object in place and places it on the cleanup stack.
+ *
+ * @param aDataProvider An instance of a TPtrProvider to read the entity from.
+ * @param aTypeReadBehaviour Whether we need to check the sis type or not.
+ *
+ * @return An instance of CHash representing the data read.
+ */
+
+ IMPORT_C static CHash* NewLC(TPtrProvider& aDataProvider, TInt64& aBytesRead, TReadTypeBehaviour aTypeReadBehaviour = EReadType);
+
+ IMPORT_C virtual ~CHash();
+
+public: // Accessor
+
+ inline TSISHashAlgorithm Algorithm() const;
+
+ inline const TDesC8& Data() const;
+
+private:
+
+ CHash();
+
+ /**
+ * The second-phase constructor.
+ *
+ * @param aDataProvider An instance of a MSisDataProvider to read the entity from.
+ * @param aTypeReadBehaviour Whether we need to check the sis type or not.
+ */
+ void ConstructL(MSisDataProvider& aDataProvider, TInt64& aBytesRead, TReadTypeBehaviour aTypeReadBehaviour);
+
+ /**
+ * The second-phase constructor.
+ *
+ * @param aDataProvider An instance of a TPtrProvider to read the entity from.
+ * @param aTypeReadBehaviour Whether we need to check the sis type or not.
+ */
+
+ void ConstructL(TPtrProvider& aDataProvider, TInt64& aBytesRead, TReadTypeBehaviour aTypeReadBehaviour);
+
+private:
+ TSISHashAlgorithm iAlgorithm;
+
+ CBlob* iBlob;
+ };
+
+// inline functions from CHash
+
+TSISHashAlgorithm CHash::Algorithm() const
+ {
+ return iAlgorithm;
+ }
+
+const TDesC8& CHash::Data() const
+ {
+ return iBlob->Data();
+ }
+
+ } // namespace Sis
+} //namespace Swi
+
+
+
+#endif