diff -r 000000000000 -r 094583676ce7 PECengine/AttributeLibrary2/Src/PEngAttributeStoreIDCodec.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/PECengine/AttributeLibrary2/Src/PEngAttributeStoreIDCodec.cpp	Thu Dec 17 08:41:52 2009 +0200
@@ -0,0 +1,128 @@
+/*
+* 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:  Codec to code attribute type and presence id.
+*
+*/
+
+// INCLUDE FILES
+#include    "PEngAttributeStoreIDCodec.h"
+#include    <E32Base.h>
+
+
+//CONSTS
+const TUint32 KAttributeLibraryUid = 0x101FB0E2;
+
+
+
+// ============================ MEMBER FUNCTIONS ===============================
+// -----------------------------------------------------------------------------
+// PEngAttributeStoreIDCodec::GenerateStoreIdL()
+// -----------------------------------------------------------------------------
+//
+HBufC* PEngAttributeStoreIDCodec::GenerateStoreIdL( TUint32 aAttributeType,
+                                                    const TDesC& aPresenceId )
+    {
+    TInt storeIdLength = aPresenceId.Length() + 4; //2 x TUInt32 ==> 4 x 16bytes
+    HBufC* storeIdBuf = HBufC::NewL( storeIdLength );
+    TPtr storeId( storeIdBuf->Des() );
+
+
+    storeId.Append( ( TUint16* ) &KAttributeLibraryUid, 2 );  //TUInt32 ==> 2 x 16bytes
+    storeId.Append( ( TUint16* ) &aAttributeType, 2 ); //TUInt32 ==> 2 x 16bytes
+    storeId.Append( aPresenceId );
+    return storeIdBuf;
+    }
+
+
+// -----------------------------------------------------------------------------
+// PEngAttributeStoreIDCodec::ResolveStoreId()
+// -----------------------------------------------------------------------------
+//
+TInt PEngAttributeStoreIDCodec::ResolveStoreId( const TDesC& aStoreId,
+                                                TUint32& aAttributeType,
+                                                TPtrC& aPresenceId )
+
+    {
+    if ( aStoreId.Length() < 4 )
+        {
+        return KErrCorrupt;
+        }
+
+    TUint32 sidUid = *( TUint32* ) aStoreId.Ptr();
+    if ( sidUid != KAttributeLibraryUid )
+        {
+        return KErrCorrupt;
+        }
+
+
+    aAttributeType = *( TUint32* ) aStoreId.Mid( 2 ).Ptr();
+    aPresenceId.Set( aStoreId.Mid( 4 ) );
+
+    return KErrNone;
+    }
+
+
+
+
+// -----------------------------------------------------------------------------
+// PEngAttributeStoreIDCodec::AttributeTypePresentInStoreId()
+// -----------------------------------------------------------------------------
+//
+TBool PEngAttributeStoreIDCodec::AttributeTypePresentInStoreId( const TDesC& aStoreId,
+                                                                TUint32 aAttributeType )
+    {
+    if ( aStoreId.Length() >= 4 )
+        {
+        //valid store id
+        TUint32 sidUid = *( TUint32* ) aStoreId.Ptr();
+        if ( sidUid == KAttributeLibraryUid )
+            {
+            TUint32 attributeType = *( TUint32* ) aStoreId.Mid( 2 ).Ptr();
+            if ( attributeType == aAttributeType )
+                {
+                return ETrue;
+                }
+            }
+        }
+
+    return EFalse;
+    }
+
+
+
+// -----------------------------------------------------------------------------
+// PEngAttributeStoreIDCodec::PresenceIdPresentInStoreId()
+// -----------------------------------------------------------------------------
+//
+TBool PEngAttributeStoreIDCodec::PresenceIdPresentInStoreId( const TDesC& aStoreId,
+                                                             const TDesC& aPresenceId )
+    {
+    if ( aStoreId.Length() >= 4 )
+        {
+        //valid store id
+        TPtrC storeIdPresenceIdPart = aStoreId.Mid( 4 );
+        if ( aPresenceId.Compare( storeIdPresenceIdPart ) == 0 )
+            {
+            return ETrue;
+            }
+        }
+
+    return EFalse;
+    }
+
+
+
+//  End of File
+
+