diff -r 000000000000 -r e686773b3f54 phonebookui/Phonebook2/inc/Pbk2IPCPackage.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/phonebookui/Phonebook2/inc/Pbk2IPCPackage.h	Tue Feb 02 10:12:17 2010 +0200
@@ -0,0 +1,142 @@
+/*
+* Copyright (c) 2005-2007 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:  Phonebook 2 generic IPC package.
+*
+*/
+
+
+#ifndef PBK2IPCPACKAGE_H
+#define PBK2IPCPACKAGE_H
+
+//  INCLUDES
+#include <e32std.h>
+
+//  FORWARD DECLARATIONS
+class RDesWriteStream;
+class RDesReadStream;
+
+//  CLASS DECLARATION
+
+/**
+ * Phonebook 2 generic IPC package.
+ * Utility class for IPC transfer of buffers.
+ * Responsible for externalizing and internalizing buffers.
+ * The buffer may consists of multiple subbuffers.
+ * Before the buffer is written to the stream, it will be converted to
+ * 8-bit format, if necessary.
+ */
+class Pbk2IPCPackage
+    {
+    public: //Interface
+
+        /**
+         * Writes buffer's data to a stream.
+         *
+         * @param aBuffer       The buffer to write.
+         * @param aWriteStream  The stream to write to.
+         */
+        IMPORT_C static void ExternalizeL(
+                HBufC8*& aBuffer,
+                RDesWriteStream& aWriteStream );
+
+        /**
+         * Writes buffer's data to a stream.
+         *
+         * @param aBuffer       The buffer to write.
+         * @param aWriteStream  The stream to write to.
+         */
+        IMPORT_C static void ExternalizeL(
+                HBufC*& aBuffer,
+                RDesWriteStream& aWriteStream );
+
+        /**
+         * Reads data from the stream.
+         *
+         * @param aBuffer       Buffer to write the data.
+         * @param aReadStream   The stream to read from.
+         */
+        IMPORT_C static void InternalizeL(
+                HBufC8*& aBuffer,
+                RDesReadStream& aReadStream );
+
+        /**
+         * Reads data from the stream.
+         *
+         * @param aBuffer       Buffer to write the data.
+         * @param aReadStream   The stream to read from.
+         */
+        IMPORT_C static void InternalizeL(
+                HBufC*& aBuffer,
+                RDesReadStream& aReadStream );
+
+        /**
+         * Reads data from the specific position of the stream.
+         *
+         * @param aBuffer       Buffer to write the data.
+         * @param aReadStream   The stream to read from.
+         * @param aPosition     The position where to read.
+         */
+        IMPORT_C static void InternalizeL(
+                HBufC8*& aBuffer,
+                RDesReadStream& aReadStream,
+                const TInt aPosition );
+
+        /**
+         * Reads data from the specific position of the stream.
+         *
+         * @param aBuffer       Buffer to write the data.
+         * @param aReadStream   The stream to read from.
+         * @param aPosition     The position where to read.
+         */
+        IMPORT_C static void InternalizeL(
+                HBufC*& aBuffer,
+                RDesReadStream& aReadStream,
+                const TInt aPosition );
+
+        /**
+         * Counts buffer's size in the package.
+         *
+         * @param aBuffer   Buffer to inspect.
+         * @return  Size of the buffer.
+         */
+        IMPORT_C static TInt CountPackageSize(
+                HBufC8* aBuffer );
+
+        /**
+         * Counts buffer's size in the package.
+         *
+         * @param aBuffer   Buffer to inspect.
+         * @return  Size of the buffer.
+         */
+        IMPORT_C static TInt CountPackageSize(
+                HBufC* aBuffer );
+
+    private: // Implementation
+        static void FindPositionL(
+            RDesReadStream& aReadStream,
+            const TInt aPosition );
+
+    private: // Data types
+
+        /// Buffer type
+        enum TBuffer
+            {
+            EBuffer8Bit,    // 8-bit buffer
+            EBuffer16Bit    // 16-bit buffer
+            };
+    };
+
+#endif // PBK2IPCPACKAGE_H
+
+// End of File