secureswitools/swisistools/source/sisxlibrary/sharedcount.h
changeset 0 ba25891c3a9e
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/secureswitools/swisistools/source/sisxlibrary/sharedcount.h	Thu Dec 17 08:51:10 2009 +0200
@@ -0,0 +1,104 @@
+/*
+* 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: 
+* Note: This file may contain code to generate corrupt files for test purposes.
+* Such code is excluded from production builds by use of compiler defines;
+* it is recommended that such code should be removed if this code is ever published publicly.
+* counter for smart ponters. See CElement.
+*
+*/
+
+
+/**
+ @file 
+ @internalComponent
+ @released
+*/
+
+#ifndef __SHAREDCOUNT_H__
+#define __SHAREDCOUNT_H__
+
+
+#include <functional>
+#include "actualcounterbase.h"
+
+
+
+
+
+class CSharedCount
+	{
+    friend inline bool operator == (CSharedCount const& aLeft, CSharedCount const& aRight);
+    friend inline bool operator < (CSharedCount const& aLeft, CSharedCount const& aRight);
+
+private:
+    CCounterBase* iBase;
+
+public:
+    CSharedCount ();
+    CSharedCount (CSharedCount const& aInitialiser);
+    ~CSharedCount ();
+
+    template <class P> CSharedCount (P aP) : iBase (0)
+		{
+		iBase = new CActualCounterBase <P> (aP);
+		}
+
+    CSharedCount & operator = (CSharedCount const& aInitialiser); 
+    void swap (CSharedCount & asc); 
+    long UseCount () const; 
+
+	};
+
+
+
+inline CSharedCount::CSharedCount () :
+		iBase (0)
+	{
+	}
+
+inline CSharedCount::~CSharedCount () 
+	{
+    if (iBase != NULL) 
+		{
+		iBase -> Release ();
+		}
+	}
+
+inline CSharedCount::CSharedCount (CSharedCount const& aInitialiser) :
+		iBase (aInitialiser.iBase) 
+	{
+    if (iBase != NULL) 
+		{
+		iBase -> AddRef ();
+		}
+	}
+
+inline long CSharedCount::UseCount () const 
+	{
+	return (iBase != NULL) ? iBase -> UseCount (): 0;
+	}
+
+inline bool operator == (CSharedCount const& aLeft, CSharedCount const& aRight)
+	{
+    return aLeft.iBase == aRight.iBase;
+	}
+
+inline bool operator < (CSharedCount const& aLeft, CSharedCount const& aRight)
+	{
+    return std::less <CCounterBase*> () (aLeft.iBase, aRight.iBase);
+	}
+
+
+#endif // __SHAREDCOUNT_H__