--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/realtimenetprots/sipfw/SIP/Transaction/src/RestoreTransactionState.h	Tue Feb 02 01:03:15 2010 +0200
@@ -0,0 +1,101 @@
+/*
+* Copyright (c) 2006-2009 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:
+* Name          : RestoreTransactionState.h
+* Part of       : Transaction
+* Version       : SIP/5.0
+*
+*/
+
+
+
+
+/**
+ @internalComponent
+*/
+
+#ifndef RESTORETRANSACTIONSTATE_H
+#define RESTORETRANSACTIONSTATE_H
+
+// INCLUDES
+#include <e32base.h>
+
+// FORWARD DECLARATIONS
+class CClientTransaction;
+class CTransactionState;
+class CTransactionTimer;
+
+
+/**
+ * This class is used for changing the state of a client transaction back to
+ * its previous state, if passing a SIP response to the UAC leaves.
+ */
+class TRestoreTransactionState
+	{
+public: // Constructor
+
+	/**
+	 * Constructor
+	 *
+	 * @param aTransaction Client transaction, whose state will be restored
+	 * @param aState State which the transaction will enter
+	 * @param aTimer Timer to stop when state is restored. If NULL, then timer
+	 *		  is not stopped. Ownership is not transferred.
+	 * @param aTimer2 Timer to stop when state is restored. If NULL, then timer
+	 *		  is not stopped. Ownership is not transferred.
+	 */
+	TRestoreTransactionState(CClientTransaction& aTransaction,
+                             const CTransactionState& aState,
+                       		 CTransactionTimer* aTimer = NULL,
+                       		 CTransactionTimer* aTimer2 = NULL);
+
+public: // New functions
+
+    /**
+	 * Returns a TCleanupItem which can be pushed into CleanupStack.
+	 *
+     * @return TCleanupItem
+	 */
+	TCleanupItem CleanupItem();
+
+    /**
+	 * When CleanupStack destroys the TCleanupItem, this function is called.
+     * The state of iTransaction is restored to iState.
+	 *
+	 * @pre aRestoreState != NULL
+	 *
+	 * @param aRestoreState Pointer to a TRestoreTransactionState containing
+     *  the information required to restore transaction's state. Ownership is
+     *  not transferred.
+	 */
+	static void Restore(TAny* aRestoreState);
+
+private: // Data
+
+    //Transaction
+	CClientTransaction& iTransaction;
+
+    //State, which the transaction will enter if TCleanupItem is destroyed
+    const CTransactionState& iState;
+
+    //Timer that is stopped when restoring is done. Not owned.
+    CTransactionTimer* iTimer;
+    
+    //Timer that is stopped when restoring is done. Not owned.
+    CTransactionTimer* iTimer2;
+	};
+
+#endif // end of RESTORETRANSACTIONSTATE_H
+
+// End of File