diff -r 000000000000 -r 307788aac0a8 realtimenetprots/sipfw/SIP/sipapi/src/sipdialogstate.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/realtimenetprots/sipfw/SIP/sipapi/src/sipdialogstate.h	Tue Feb 02 01:03:15 2010 +0200
@@ -0,0 +1,247 @@
+/*
+* Copyright (c) 2003-2009 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        : sipdialogstate.h
+* Part of     : SIPAPI
+* Interface   : 
+* Version     :
+*
+*/
+
+
+
+
+/**
+ @internalComponent
+*/
+
+#ifndef CSIPDIALOGSTATE_H
+#define CSIPDIALOGSTATE_H
+
+// INCLUDES
+/*#include <e32base.h>
+#include <stringpool.h>*/
+#include "sipdialog.h"
+#include "_sipcodecdefs.h"
+
+// FORWARD DECLARATIONS
+class CSIPMessageElements;
+class CSIPResponseElements;
+class CSIPClientTransaction;
+class CSIPServerTransaction;
+class CSIPDialogAssocImplementation;
+class CSIPInviteDialogAssoc;
+class CSIPNotifyDialogAssoc;
+class CSIPSubscribeDialogAssoc;
+class CSIPReferDialogAssoc;
+class CSIPRefresh;
+class CConnectionCallback;
+
+// CLASS DECLARATION
+
+/*
+ * Base class for all dialog states.
+ */
+class CDialogState : public CBase
+	{
+public: // Destructor
+
+	virtual ~CDialogState();
+
+public: // New functions
+
+    virtual CSIPDialog::TState State() const = 0;
+
+    virtual CSIPClientTransaction*
+        SendNonTargetRefreshRequestL(const CSIPDialogImplementation& aDialog,
+                                     CSIPDialogAssocImplementation& aAssoc,
+                                     RStringF aMethod,
+                                     CSIPMessageElements* aElements) const;
+
+    virtual CSIPClientTransaction*
+        SendInviteL(const CSIPDialogImplementation& aDialog,
+                    CSIPInviteDialogAssoc& aAssoc,
+                    CSIPMessageElements* aElements) const;
+
+    virtual CSIPClientTransaction*
+        SendPrackL(CSIPInviteDialogAssoc& aAssoc,
+                   CSIPMessageElements* aElements) const;
+
+    virtual CSIPClientTransaction*
+        SendUpdateL(CSIPInviteDialogAssoc& aAssoc,
+                    CSIPMessageElements* aElements) const;
+
+    virtual void SendAckL(CSIPInviteDialogAssoc& aAssoc,
+                          const CSIPClientTransaction& aTransaction,
+			              CSIPMessageElements* aElements) const;
+
+    virtual CSIPClientTransaction*
+        SendByeL(CSIPInviteDialogAssoc& aAssoc,
+                 CSIPMessageElements* aElements) const;
+
+	virtual CSIPClientTransaction*
+		SendNotifyL(CSIPNotifyDialogAssoc& aAssoc,
+                    CSIPMessageElements* aElements) const;
+
+	virtual CSIPClientTransaction*
+		SendReferL(const CSIPDialogImplementation& aDialog,
+				   CSIPReferDialogAssoc& aAssoc,
+                   CSIPMessageElements* aElements) const;
+                    	 
+    virtual void SendResponseL(CSIPDialogImplementation& aDialog,
+                               const CSIPResponseElements& aElements,
+						       TUint32 aRequestId,
+                               TBool aAffectsDialogState,
+                               TBool aTargetRefresh) const;
+
+    virtual void ConnectionLost(CSIPDialogImplementation& aDialog) const = 0;
+
+    virtual CSIPClientTransaction*
+        SendSubscribeL(const CSIPDialogImplementation& aDialog,
+                       CSIPSubscribeDialogAssoc& aAssoc,
+                       CSIPMessageElements* aElements,
+                       CSIPRefresh* aRefresh) const;
+                       
+	virtual CSIPClientTransaction*
+        UpdateL(const CSIPDialogImplementation& aDialog,
+                CSIPSubscribeDialogAssoc& aAssoc,
+                CSIPMessageElements* aElements) const;
+
+    virtual CSIPClientTransaction*
+        SendUnsubscribeL(CSIPSubscribeDialogAssoc& aAssoc,
+                         CSIPMessageElements* aElements) const;
+
+    virtual TBool
+        IncomingResponseL(CSIPDialogImplementation& aDialog,
+                          CSIPResponseElements* aElements,
+		                  TUint32 aRequestId,
+                          TUint32 aDialogId,
+                          CConnectionCallback& aCallback) const;
+
+    virtual TBool
+        IncomingResponseL(CSIPDialogImplementation& aDialog,
+                          CSIPResponseElements* aElements,
+		                  TUint32 aRequestId,
+                          TUint32 aRefreshId,
+                          TUint32 aDialogId,
+                          CConnectionCallback& aCallback) const;
+
+    virtual TBool
+        IncomingRequestL(CSIPDialogImplementation& aDialog,
+                         CSIPServerTransaction* aTransaction,
+                         CConnectionCallback& aCallback) const;                                  
+
+    virtual TBool ErrorOccured(CSIPDialogImplementation& aDialog,
+                               TInt aError,
+                               TUint32 aRequestId,
+                               CConnectionCallback& aCallback) const;
+
+    virtual TBool ErrorOccured(CSIPDialogImplementation& aDialog,
+                               TInt aError,
+                               TUint32 aRefreshId,
+                               TUint32 aRequestId,
+                               CConnectionCallback& aCallback) const;
+
+protected: // New functions
+
+    TBool HandleErrorOccurred(CSIPDialogImplementation& aDialog,
+                              TInt aError,
+                              TUint32 aRequestId,
+                              CConnectionCallback& aCallback,
+                              CDialogState& aTerminated) const;
+
+    TBool HandleRefreshErrorOccurred(CSIPDialogImplementation& aDialog,
+                              		 TInt aError,                              
+                              		 TUint32 aRefreshId,
+                              		 CConnectionCallback& aCallback,
+                              		 CDialogState& aTerminated) const;
+
+    TBool RequestReceivedL(CSIPDialogImplementation& aDialog,
+                           CSIPServerTransaction* aTransaction,                               
+                           CConnectionCallback& aCallback) const;
+
+    void SendResponseWithinDialogL(CSIPDialogImplementation& aDialog,
+                                   const CSIPResponseElements& aElements,
+				    		       TUint32 aRequestId,
+                                   TBool aTargetRefresh) const;
+
+    /**
+	* A response within dialog has been been received. The response might
+    * create a new dialog if INVITE has forked.
+    *
+    * @param aDialog Dialog instance
+    * @param aElements Response elements
+    * @param aRequestId Identifies the transaction    
+    * @param aDialogId DialogId
+    * @param aCallback For selecting a callback function and its parameters
+    * @param aEarly Early state of dialog state machine
+    * @param aConfirmed Confirmed state of dialog state machine
+    * @param aTerminated Terminated state of dialog state machine    
+    *
+    * @return ETrue if the caller should make a callback function call,
+    *   EFalse otherwise
+	*/
+    TBool IncomingResponseWithinDialogL(CSIPDialogImplementation& aDialog,
+                                      CSIPResponseElements* aElements,
+		                              TUint32 aRequestId,
+                                      TUint32 aDialogId,
+                                      CConnectionCallback& aCallback,
+                                      const CDialogState& aEarly,
+                                      const CDialogState& aConfirmed,
+                                      const CDialogState& aTerminated) const;
+
+    CSIPInviteDialogAssoc*
+        CheckIfForkingL(CSIPDialogImplementation& aDialog,
+                        TUint32 aDialogId,
+                        CSIPResponseElements* aElements,
+                        CSIPClientTransaction& aTransaction) const;
+
+    CSIPInviteDialogAssoc*
+        CreateForkedInviteAssocLC(CSIPDialogImplementation& aDialog,
+                                  CSIPResponseElements& aElements) const;
+
+    /**
+	* A response to a refreshed request has been received.
+    *
+    * @param aDialog Dialog instance
+    * @param aElements Response elements
+    * @param aRequestId Identifies the transaction
+    * @param aRefreshId Identifies the refresh
+    * @param aCallback For selecting a callback function and its parameters
+    * @param aEarly Early state of dialog state machine
+    * @param aConfirmed Confirmed state of dialog state machine
+    * @param aTerminated Terminated state of dialog state machine    
+    *
+    * @return ETrue if the caller should make a callback function call,
+    *   EFalse otherwise
+	*/
+    TBool ResponseToRefreshL(CSIPDialogImplementation& aDialog,
+                             CSIPResponseElements* aElements,
+                             TUint32 aRequestId,
+                             TUint32 aRefreshId,
+                             CConnectionCallback& aCallback,
+                             const CDialogState& aEarly,
+                             const CDialogState& aConfirmed,
+                             const CDialogState& aTerminated) const;
+
+private: // New functions
+
+	CSIPClientTransaction* InvalidStateL() const;
+
+private: // For testing purposes
+
+    UNIT_TEST(CSIP_Test)
+	};
+
+#endif