os/mm/devsound/sounddevbt/src/server/Policy/MmfBtAudioPolicyProxy.cpp
author sl@SLION-WIN7.fritz.box
Fri, 15 Jun 2012 03:10:57 +0200
changeset 0 bde4ae8d615e
permissions -rw-r--r--
First public contribution.
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// Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).
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// All rights reserved.
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// This component and the accompanying materials are made available
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// under the terms of "Eclipse Public License v1.0"
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// which accompanies this distribution, and is available
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// at the URL "http://www.eclipse.org/legal/epl-v10.html".
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//
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// Initial Contributors:
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// Nokia Corporation - initial contribution.
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//
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// Contributors:
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//
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// Description:
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//
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#include <f32file.h>
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#include <e32math.h>
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#include "MmfBtAudioPolicyProxy.h"
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#include "MmfBtAudioPolicyStart.h"
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#include "../../../inc/common/mmfBtBase.hrh"
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#include "mdasound.h"
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#include "MmfBtDevSoundInfo.h"
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#include "MmfBtAudioPolicyServer.h"
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EXPORT_C TInt RMMFAudioPolicyProxy::Open(RServer2& aPolicyServerHandle)
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	{
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	TServerStart start(aPolicyServerHandle);
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	TInt err = KErrNone;
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	if(aPolicyServerHandle.Handle())
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		{
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		// Server is already running and attempt to create a session
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		// 4 message slots
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		err = CreateSession(aPolicyServerHandle, TVersion(KMMFAudioPolicyVersion,
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														KMMFAudioPolicyMinorVersionNumber,
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														KMMFAudioPolicyBuildVersionNumber));
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		if(err != KErrNone)
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			{
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			return err;	
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			}
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		}
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	else
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		{
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		TThreadFunction serverFunc = CMMFAudioPolicyServer::StartThread;
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		RThread server;
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		err = server.Create(_L(""),serverFunc, KAudioPolicyServerStackSize,
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						KAudioPolicyServerInitHeapSize, KAudioPolicyServerMaxHeapSize,
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						&start, EOwnerProcess);
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		if(err != KErrNone)
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			return err;
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			// Synchronise with the server
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		TRequestStatus reqStatus;
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		server.Rendezvous(reqStatus);
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		if (reqStatus!=KRequestPending)
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			{
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			server.Kill(0);
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			}
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		else 
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			{
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			// Start the test harness
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			server.Resume();
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			// Server will call the reciprocal static synchronise call
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			}
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		User::WaitForRequest(reqStatus); // wait for start or death
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		server.Close();
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		if(reqStatus.Int() != KErrNone)
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			{
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			return reqStatus.Int();
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			}
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		err = CreateSession(aPolicyServerHandle, TVersion(KMMFAudioPolicyVersion,
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								 KMMFAudioPolicyMinorVersionNumber,
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								 KMMFAudioPolicyBuildVersionNumber));
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		}
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	return err;		
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	}
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EXPORT_C TInt RMMFAudioPolicyProxy::SetDevSoundInfo(TMMFDevSoundInfo& aDevSoundInfo)
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	{
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	TMMFDevSoundInfoPckg psPckg(aDevSoundInfo);
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	return SendReceive(EMMFPolicySetDevSoundInfo, psPckg);
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	}
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EXPORT_C void RMMFAudioPolicyProxy::MakeRequest(TMMFAudioPolicyPrioritySettings& aPrioritySettings)
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	{
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	iPsPckg().iState = aPrioritySettings.iState;
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	iPsPckg().iPref = aPrioritySettings.iPref;
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	iPsPckg().iPriority = aPrioritySettings.iPriority;
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	iPsPckg().iCapabilities = aPrioritySettings.iCapabilities;
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	SendReceive(EMMFPolicyMakeRequest, iPsPckg);
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	}
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EXPORT_C TInt RMMFAudioPolicyProxy::UpdateState(TMMFAudioPolicyPrioritySettings& aPrioritySettings)
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	{
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	TMMFAudioPolicyPrioritySettingsPckg psPckg(aPrioritySettings);
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	return SendReceive(EMMFPolicyUpdateState, psPckg);
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	}
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EXPORT_C void RMMFAudioPolicyProxy::ReceiveEvents(TMMFAudioPolicyEventPckg& aEventPckg, TRequestStatus& aStatus)
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	{
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	SendReceiveResult(EMMFPolicyReceiveEvents, aEventPckg, aStatus);
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	}
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EXPORT_C TInt RMMFAudioPolicyProxy::CancelReceiveEvents()
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	{
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	return SendReceive(EMMFPolicyCancelReceiveEvents);
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	}
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EXPORT_C TInt RMMFAudioPolicyProxy::GetPlayFormatsSupported(RMdaDevSound::TSoundFormatsSupportedBuf& aPlayFormatsSupported) 
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	{
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	RMdaDevSound::TSoundFormatsSupportedBuf playFormatsSupported;
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	TInt err = SendReceiveResult(EMMFPolicyGetPlayFormatsSupported, playFormatsSupported);
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	if (!err)
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		aPlayFormatsSupported = playFormatsSupported;
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	return  err;
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	}
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EXPORT_C TInt RMMFAudioPolicyProxy::GetRecordFormatsSupported(RMdaDevSound::TSoundFormatsSupportedBuf& aRecordFormatsSupported) 
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	{
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	RMdaDevSound::TSoundFormatsSupportedBuf recordFormatsSupported;
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	TInt err = SendReceiveResult(EMMFPolicyGetRecordFormatsSupported, recordFormatsSupported);
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	if (!err)
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		aRecordFormatsSupported = recordFormatsSupported;
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	return  err;
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	}
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EXPORT_C TInt RMMFAudioPolicyProxy::GetPlayFormat(RMdaDevSound::TCurrentSoundFormatBuf& aPlayFormat) 
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	{
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	RMdaDevSound::TCurrentSoundFormatBuf playFormat;
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	TInt err = SendReceiveResult(EMMFPolicyGetPlayFormat, playFormat);
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	if (!err)
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		aPlayFormat = playFormat;
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	return  err;
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	}
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EXPORT_C TInt RMMFAudioPolicyProxy::GetRecordFormat(RMdaDevSound::TCurrentSoundFormatBuf& aRecordFormat) 
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	{
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	RMdaDevSound::TCurrentSoundFormatBuf recordFormat;
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	TInt err = SendReceiveResult(EMMFPolicyGetRecordFormat, recordFormat);
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	if (!err)
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		aRecordFormat = recordFormat;
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	return  err;
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	}
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EXPORT_C TInt RMMFAudioPolicyProxy::LaunchRequests()
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	{
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	return SendReceive(EMMFPolicyLaunchRequests);
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	}
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EXPORT_C TInt RMMFAudioPolicyProxy::RequestResourceNotification(TUid aNotificationEventUid, const TDesC8& aNotificationDelay)
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	{
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	TUid eventType = KNullUid;
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	TMMFAudioPolicyResourceNotificationSettingsPckg pckg;
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	pckg().iNotificationUid = eventType;
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	TInt err = SendReceiveResult(EMMFPolicyGetResourceNotificationEvent, pckg);
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	eventType = pckg().iNotificationUid;
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	if(!err)
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		{
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		if(eventType != aNotificationEventUid )
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			{
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			pckg().iNotificationUid = aNotificationEventUid;
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			pckg().iNotificationDelay = aNotificationDelay;
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			return SendReceive(EMMFPolicyRequestResourceNotification, pckg);		
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			}
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		else
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			{
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			return KErrAlreadyExists;
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			}
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		}
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	return err;	
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	}
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EXPORT_C TInt RMMFAudioPolicyProxy::CancelRequestResourceNotification(TUid aNotificationEventUid)
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	{
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	TUid eventType = KNullUid;
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	TMMFAudioPolicyResourceNotificationSettingsPckg pckg;
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	pckg().iNotificationUid = eventType;
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	TInt err = SendReceiveResult(EMMFPolicyGetResourceNotificationEvent, pckg);
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	eventType = pckg().iNotificationUid;
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	if(!err)
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		{
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		if(eventType == aNotificationEventUid )
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			{
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			pckg().iNotificationUid = aNotificationEventUid;
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			return SendReceive(EMMFPolicyCancelRequestResourceNotification, pckg);	
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			}
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		else
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			{
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			return KErrCancel;
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			}
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		}
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	return err;
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	}
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EXPORT_C TInt RMMFAudioPolicyProxy::StopNotification()
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	{
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	return SendReceive(EMMFPolicyStopNotification);
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	}
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EXPORT_C TInt RMMFAudioPolicyProxy::IsRegisteredResourceNotification(TUid aEventType)
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	{
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	TUid eventType = KNullUid;
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	TMMFAudioPolicyResourceNotificationSettingsPckg pckg;
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	pckg().iNotificationUid = eventType;
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	TInt err = SendReceiveResult(EMMFPolicyGetResourceNotificationEvent, pckg);
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	if(err != KErrNone)
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		{
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		return err;
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		}
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	eventType = pckg().iNotificationUid;
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	if(eventType == aEventType)
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		{
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		return KErrNone;
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		}
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	return KErrNotSupported;
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	}
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