/*

* Copyright (c) 2002-2009 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          : CTcpResSender.h

* Part of       : ConnectionMgr

* Version       : SIP/4.0 

*

*/

/**

 @internalComponent

*/

#ifndef __CTCPRESSENDER_H__

#define __CTCPRESSENDER_H__

#include <in_sock.h>

#include <e32base.h>

#include "MSIPServerResolverObserver.h"

class CSIPServerResolver;

class CSipConnection;

class COutgoingData;

class MSIPResolvingResult;

class TSIPTransportParams;

class CTcpResponseSender : public CBase, public MSIPServerResolverObserver

	{

public:

	CTcpResponseSender( const TSIPTransportParams& aParams,

	                    CSIPServerResolver& aHostResolver, 

					    CSipConnection& aOwner );

	~CTcpResponseSender();

	void Connected( const TInetAddr& aAddr );

	TBool IsInProgress( COutgoingData& aData );

	void ConnectionFailedL();

	void ResolveL( COutgoingData& aData );

	TBool CancelSend( TRequestStatus &aStatus );

	void SetData( COutgoingData* aData );

	static const TInt iSenderOffset;

	TSglQueLink iSenderLink;

public: // From MSIPServerResolverObserver

    void CompletedL();

	void ErrorOccured( TInt aError );

private:

	void SendL();

	void CompleteRequest( TRequestStatus* aStatus, TInt aReason );

	MSIPResolvingResult* FirstUnfailedResult();

	TBool IndexWithinBounds();

	const TSIPTransportParams& iTransportParams;

	CSIPServerResolver& iHostResolver;

	CSipConnection* iOwner;

	COutgoingData* iData;

	RPointerArray<MSIPResolvingResult> iResultArray;

	TInt iCurrentIndex;

	TBool iSending;

	TBool iResolving;

private: //For testing purposes

#ifdef CPPUNIT_TEST

	friend class CTcpResponseHandlerTest;

#endif

	};

#endif // end of __CTCPRESSENDER_H__

// End of File