/*

 * Copyright (c) 2007-2009 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: 

 * Example Code

 * No changes necessary to support User Prompt Service

 *

 */

 #include <e32cmn.h>

 #include "tmsgclient.h"

 static TInt StartServer()

 	{

 	const TUidType serverUid(KNullUid,KNullUid,KMsgServerUid3);

 	RProcess server;

 	TInt r=server.Create(KMsgServerImg,KNullDesC,serverUid);

 	if (r!=KErrNone)

 		return r;

 	TRequestStatus stat;

 	server.Rendezvous(stat);

 	if (stat!=KRequestPending)

 		server.Kill(0);		// abort startup

 	else

 		server.Resume();	// logon OK - start the server

 	User::WaitForRequest(stat);		// wait for start or death

 	r=(server.ExitType()==EExitPanic) ? KErrGeneral : stat.Int();

 	server.Close();

 	return r;

 	}

 EXPORT_C TInt RMsgSession::Connect()

 	{

 	TInt retry=2;

 	for (;;)

 		{

 		TVersion version(KMsgServerVersionMajor, KMsgServerVersionMinor, KMsgServerVersionBuild);

 		TInt r=CreateSession(KMsgServerName, version);

 		if (r!=KErrNotFound && r!=KErrServerTerminated)

 			return r;

 		if (--retry==0)

 			return r;

 		r=StartServer();

 		if (r!=KErrNone && r!=KErrAlreadyExists)

 			return r;

 		}

 	}

 EXPORT_C void RMsgSession::SendMsg(const TDesC& aTo, const TDesC& aBody, TRequestStatus& aStatus) const

 /**

  Sends a message

  @param aTo		The recipient of the message.

  @param	aBody	The message body.	

  @param aStatus	The server completes this request object when it has finished handling the request. 

  */

 	{

 	aStatus = KRequestPending;

 	SendReceive(ESendMsg, TIpcArgs(&aTo, &aBody), aStatus);

 	}

 EXPORT_C void RMsgSession::CancelSendMsg() const

 /**

  Cancels an active call to SendMsg

  */

 	{

 	SendReceive(ECancelSendMsg);

 	}