sl@0: // Copyright (c) 2004-2009 Nokia Corporation and/or its subsidiary(-ies).
sl@0: // All rights reserved.
sl@0: // This component and the accompanying materials are made available
sl@0: // under the terms of "Eclipse Public License v1.0"
sl@0: // which accompanies this distribution, and is available
sl@0: // at the URL "http://www.eclipse.org/legal/epl-v10.html".
sl@0: //
sl@0: // Initial Contributors:
sl@0: // Nokia Corporation - initial contribution.
sl@0: //
sl@0: // Contributors:
sl@0: //
sl@0: // Description:
sl@0: //
sl@0: 
sl@0: #include <f32file.h>
sl@0: #include <e32math.h>
sl@0: #include <s32mem.h> 
sl@0: #include "MmfDevSoundProxy.h"
sl@0: #include "MmfDevSoundServerStart.h"
sl@0: #include "MmfBase.hrh"
sl@0: #include "MmfAudioClientServer.h"
sl@0: #include <mmf/plugin/mmfdevsoundcustominterface.hrh>
sl@0: #include <ecom/ecom.h>
sl@0: 
sl@0: 
sl@0: /**
sl@0: @internalTechnology
sl@0: 
sl@0: This function raises a panic
sl@0: 
sl@0: @param	aError
sl@0: 		one of the several panic codes that may be raised by this dll
sl@0: 
sl@0: @panic	EMMFDevSoundProxyPlayDataWithoutInitialize is raised when playdata is called without initialization
sl@0: @panic	EMMFDevSoundProxyRecordDataWithoutInitialize is raised when recorddata is called without initialization
sl@0: @panic	EMMFDevSoundProxyConvertDataWithoutInitialize is raised when convertdata is called without initialization
sl@0: */
sl@0: GLDEF_C void Panic(TMMFDevSoundProxyPanicCodes aPanicCode)
sl@0: 	{
sl@0: 	User::Panic(KMMFDevSoundProxyPanicCategory, aPanicCode);
sl@0: 	}
sl@0: 	
sl@0: EXPORT_C RMMFDevSoundProxy::RMMFDevSoundProxy()
sl@0:  : iBuffer(NULL), iSeqName(NULL), iMsgQueueHandle(NULL), iAudioServerProxy (NULL)
sl@0:  	{ 		
sl@0:  	}
sl@0: 	
sl@0: EXPORT_C void RMMFDevSoundProxy::Close()
sl@0: 	{
sl@0: 	RMmfSessionBase::Close();
sl@0: 	iState = EIdle;
sl@0: 	if(iAudioServerProxy)
sl@0: 		{
sl@0: 		iAudioServerProxy->Close();
sl@0: 		delete iAudioServerProxy;	
sl@0: 		}
sl@0: 	delete iBuffer;
sl@0: 	delete iSeqName;
sl@0: 	}
sl@0: 
sl@0: EXPORT_C TInt RMMFDevSoundProxy::Open(RHandleBase& aMsgQueueHandle)
sl@0: 	{
sl@0: 	TInt err = KErrNone;
sl@0: 	iMsgQueueHandle = &aMsgQueueHandle;
sl@0: 	TRAP(err, iSeqName = HBufC::NewL(KMaxFixedSequenceNameLength));
sl@0: 	if(err == KErrNone)
sl@0: 		{
sl@0: 		TRAP(err, iAudioServerProxy = new (ELeave) RMMFAudioServerProxy());	
sl@0: 		if(err == KErrNone)
sl@0: 			{
sl@0: 			err = iAudioServerProxy->Open();
sl@0: 			if(err == KErrNone)
sl@0: 				{
sl@0: 				err = SetReturnedHandle(iAudioServerProxy->GetDevSoundSessionHandle());	
sl@0: 				}
sl@0: 			}
sl@0: 		}
sl@0: 	if(err)
sl@0: 		{
sl@0: 		Close();
sl@0: 		}
sl@0: 			
sl@0: 	return err;
sl@0: 	}
sl@0: EXPORT_C TInt RMMFDevSoundProxy::SetDevSoundInfo()
sl@0: 	{
sl@0: 	return SendReceive(EMMFAudioLaunchRequests);
sl@0: 	}
sl@0: 
sl@0: EXPORT_C TInt RMMFDevSoundProxy::InitializeL(TMMFState aMode)
sl@0: 	{
sl@0: 	TMMFDevSoundProxySettings set;
sl@0: 	set.iMode = aMode;
sl@0: 	TMMFDevSoundProxySettingsPckg pckg(set);
sl@0: 	TIpcArgs args(&pckg, *iMsgQueueHandle);
sl@0: 	return RSessionBase::SendReceive(EMMFDevSoundProxyInitialize1, args);
sl@0: 	}
sl@0: 
sl@0: EXPORT_C TInt RMMFDevSoundProxy::InitializeL(TUid aHWDev, TMMFState aMode)
sl@0: 	{
sl@0: 	TMMFDevSoundProxySettings set;
sl@0: 	set.iHWDev = aHWDev;
sl@0: 	set.iMode = aMode;
sl@0: 	TMMFDevSoundProxySettingsPckg pckg(set);
sl@0: 	TIpcArgs args(&pckg, *iMsgQueueHandle);
sl@0: 	return RSessionBase::SendReceive(EMMFDevSoundProxyInitialize2, args);
sl@0: 	}
sl@0: 
sl@0: EXPORT_C TInt RMMFDevSoundProxy::InitializeL(TFourCC aDesiredFourCC, TMMFState aMode)
sl@0: 	{
sl@0: 	TMMFDevSoundProxySettings set;
sl@0: 	set.iDesiredFourCC = aDesiredFourCC;
sl@0: 	set.iMode = aMode;
sl@0: 	TMMFDevSoundProxySettingsPckg pckg(set);
sl@0: 	TIpcArgs args(&pckg, *iMsgQueueHandle);
sl@0: 	return RSessionBase::SendReceive(EMMFDevSoundProxyInitialize4, args);
sl@0: 	}
sl@0: 
sl@0: EXPORT_C TMMFCapabilities RMMFDevSoundProxy::Capabilities()
sl@0: 	{
sl@0: 	TMMFDevSoundProxySettings set;
sl@0: 	TMMFDevSoundProxySettingsPckg pckg(set);
sl@0: 	SendReceiveResult(EMMFDevSoundProxyCapabilities,KNullDesC8,KNullDesC8,pckg);
sl@0: 	return pckg().iCaps;
sl@0: 	}
sl@0: 
sl@0: EXPORT_C TMMFCapabilities RMMFDevSoundProxy::Config()
sl@0: 	{
sl@0: 	TMMFDevSoundProxySettings set;
sl@0: 	TMMFDevSoundProxySettingsPckg pckg(set);
sl@0: 	SendReceiveResult(EMMFDevSoundProxyConfig,KNullDesC8,KNullDesC8,pckg);
sl@0: 	return pckg().iConfig;
sl@0: 	}
sl@0: 
sl@0: EXPORT_C TInt RMMFDevSoundProxy::SetConfigL(const TMMFCapabilities& aConfig)
sl@0: 	{
sl@0: 	TMMFDevSoundProxySettings set;
sl@0: 	set.iConfig = aConfig;
sl@0: 	TMMFDevSoundProxySettingsPckg pckg(set);
sl@0: 	TInt err = SendReceive(EMMFDevSoundProxySetConfig, pckg);
sl@0: 	User::LeaveIfError(err);	
sl@0: 	return err;
sl@0: 	}
sl@0: 
sl@0: EXPORT_C TInt RMMFDevSoundProxy::MaxVolume()
sl@0: 	{
sl@0: 	TMMFDevSoundProxySettings set;
sl@0: 	TMMFDevSoundProxySettingsPckg pckg(set);
sl@0: 	SendReceiveResult(EMMFDevSoundProxyMaxVolume,KNullDesC8,KNullDesC8,pckg);
sl@0: 	return pckg().iMaxVolume;
sl@0: 	}
sl@0: 
sl@0: EXPORT_C TInt RMMFDevSoundProxy::Volume()
sl@0: 	{
sl@0: 	TMMFDevSoundProxySettings set;
sl@0: 	TMMFDevSoundProxySettingsPckg pckg(set);
sl@0: 	SendReceiveResult(EMMFDevSoundProxyVolume,KNullDesC8,KNullDesC8,pckg);
sl@0: 	return pckg().iVolume;
sl@0: 	}
sl@0: 
sl@0: EXPORT_C TInt RMMFDevSoundProxy::SetVolume(TInt aVolume)
sl@0: 	{
sl@0: 	TMMFDevSoundProxySettings set;
sl@0: 	set.iVolume = aVolume;
sl@0: 	TMMFDevSoundProxySettingsPckg pckg(set);
sl@0: 	return SendReceive(EMMFDevSoundProxySetVolume, pckg);
sl@0: 	}
sl@0: 
sl@0: EXPORT_C TInt RMMFDevSoundProxy::MaxGain()
sl@0: 	{
sl@0: 	TMMFDevSoundProxySettings set;
sl@0: 	TMMFDevSoundProxySettingsPckg pckg(set);
sl@0: 	SendReceiveResult(EMMFDevSoundProxyMaxGain,KNullDesC8,KNullDesC8,pckg);
sl@0: 	return pckg().iMaxGain;
sl@0: 	}
sl@0: 
sl@0: EXPORT_C TInt RMMFDevSoundProxy::Gain()
sl@0: 	{
sl@0: 	TMMFDevSoundProxySettings set;
sl@0: 	TMMFDevSoundProxySettingsPckg pckg(set);
sl@0: 	SendReceiveResult(EMMFDevSoundProxyGain,KNullDesC8,KNullDesC8,pckg);
sl@0: 	return pckg().iGain;
sl@0: 	}
sl@0: 
sl@0: EXPORT_C TInt RMMFDevSoundProxy::SetGain(TInt aGain)
sl@0: 	{
sl@0: 	TMMFDevSoundProxySettings set;
sl@0: 	set.iGain = aGain;
sl@0: 	TMMFDevSoundProxySettingsPckg pckg(set);
sl@0: 	return SendReceive(EMMFDevSoundProxySetGain, pckg);
sl@0: 	}
sl@0: 
sl@0: EXPORT_C void RMMFDevSoundProxy::GetPlayBalanceL(TInt& aLeftPercentage, TInt& aRightPercentage)
sl@0: 	{
sl@0: 	TMMFDevSoundProxySettings set;
sl@0: 	TMMFDevSoundProxySettingsPckg pckg(set);
sl@0: 	User::LeaveIfError(SendReceiveResult(EMMFDevSoundProxyPlayBalance,KNullDesC8,KNullDesC8,pckg));
sl@0: 	aLeftPercentage = pckg().iLeftPercentage;
sl@0: 	aRightPercentage = pckg().iRightPercentage;
sl@0: 	}
sl@0: 
sl@0: EXPORT_C void RMMFDevSoundProxy::SetPlayBalanceL(TInt aLeftPercentage, TInt aRightPercentage)
sl@0: 	{
sl@0: 	TMMFDevSoundProxySettings set;
sl@0: 	set.iLeftPercentage = aLeftPercentage;
sl@0: 	set.iRightPercentage = aRightPercentage;
sl@0: 	TMMFDevSoundProxySettingsPckg pckg(set);
sl@0: 	User::LeaveIfError(SendReceive(EMMFDevSoundProxySetPlayBalance, pckg));
sl@0: 	}
sl@0: 
sl@0: EXPORT_C void RMMFDevSoundProxy::GetRecordBalanceL(TInt& aLeftPercentage, TInt& aRightPercentage)
sl@0: 	{
sl@0: 	TMMFDevSoundProxySettings set;
sl@0: 	TMMFDevSoundProxySettingsPckg pckg(set);
sl@0: 	User::LeaveIfError(SendReceiveResult(EMMFDevSoundProxyRecordBalance,KNullDesC8,KNullDesC8,pckg));
sl@0: 	aLeftPercentage = pckg().iLeftPercentage;
sl@0: 	aRightPercentage = pckg().iRightPercentage;
sl@0: 	}
sl@0: 
sl@0: EXPORT_C void RMMFDevSoundProxy::SetRecordBalanceL(TInt aLeftPercentage, TInt aRightPercentage)
sl@0: 	{
sl@0: 	TMMFDevSoundProxySettings set;
sl@0: 	set.iLeftPercentage = aLeftPercentage;
sl@0: 	set.iRightPercentage = aRightPercentage;
sl@0: 	TMMFDevSoundProxySettingsPckg pckg(set);
sl@0: 	User::LeaveIfError(SendReceive(EMMFDevSoundProxySetRecordBalance, pckg));
sl@0: 	}
sl@0: 
sl@0: EXPORT_C void RMMFDevSoundProxy::PlayInitL()
sl@0: 	{
sl@0: 	User::LeaveIfError(SendReceive(EMMFDevSoundProxyPlayInit));
sl@0: 	iState = EPlaying;
sl@0: 	}
sl@0: 
sl@0: EXPORT_C void RMMFDevSoundProxy::RecordInitL()
sl@0: 	{
sl@0: 	User::LeaveIfError(SendReceive(EMMFDevSoundProxyRecordInit));
sl@0: 	iState = ERecording;
sl@0: 	}
sl@0: 
sl@0: EXPORT_C void RMMFDevSoundProxy::PlayData()
sl@0: 	{
sl@0: 	__ASSERT_ALWAYS(iState == EPlaying, Panic(EMMFDevSoundProxyPlayDataWithoutInitialize));
sl@0: 
sl@0: 	TMMFDevSoundProxyHwBuf set;
sl@0: 	set.iLastBuffer = iBuffer->LastBuffer();	
sl@0: 	TMMFDevSoundProxyHwBufPckg pckg(set);
sl@0: 	SendReceive(EMMFDevSoundProxyPlayData, pckg, iBuffer->Data());
sl@0: 	}
sl@0: 
sl@0: EXPORT_C void RMMFDevSoundProxy::RecordData()
sl@0: 	{
sl@0: 	__ASSERT_ALWAYS(iState == ERecording, Panic(EMMFDevSoundProxyRecordDataWithoutInitialize));
sl@0: 	SendReceive(EMMFDevSoundProxyRecordData);
sl@0: 	}
sl@0: 
sl@0: EXPORT_C void RMMFDevSoundProxy::Stop()
sl@0: 	{
sl@0: 	SendReceive(EMMFDevSoundProxyStop);
sl@0: 	iState = EIdle;
sl@0: 	}
sl@0: 
sl@0: EXPORT_C void RMMFDevSoundProxy::Pause()
sl@0: 	{
sl@0: 	SendReceive(EMMFDevSoundProxyPause);
sl@0: 	}
sl@0: 
sl@0: EXPORT_C void RMMFDevSoundProxy::PlayToneL(TInt aFrequency, const TTimeIntervalMicroSeconds& aDuration)
sl@0: 	{
sl@0: 	TMMFDevSoundProxySettings set;
sl@0: 	set.iFrequencyOne = aFrequency;
sl@0: 	set.iDuration = aDuration;
sl@0: 	TMMFDevSoundProxySettingsPckg pckg(set);
sl@0: 	User::LeaveIfError(SendReceive(EMMFDevSoundProxyPlayTone, pckg));
sl@0: 	}
sl@0: 
sl@0: EXPORT_C void RMMFDevSoundProxy::PlayDualToneL(TInt aFrequencyOne, TInt aFrequencyTwo, const TTimeIntervalMicroSeconds& aDuration)
sl@0: 	{
sl@0: 	TMMFDevSoundProxySettings set;
sl@0: 	set.iFrequencyOne = aFrequencyOne;
sl@0: 	set.iFrequencyTwo = aFrequencyTwo;
sl@0: 	set.iDuration = aDuration;
sl@0: 	TMMFDevSoundProxySettingsPckg pckg(set);
sl@0: 	User::LeaveIfError(SendReceive(EMMFDevSoundProxyPlayDualTone, pckg));
sl@0: 	}
sl@0: 
sl@0: EXPORT_C void RMMFDevSoundProxy::PlayDTMFStringL(const TDesC& aDTMFString)
sl@0: 	{
sl@0: 	User::LeaveIfError(SendReceive(EMMFDevSoundProxyPlayDTMFString, aDTMFString));
sl@0: 	}
sl@0: 
sl@0: EXPORT_C void RMMFDevSoundProxy::PlayToneSequenceL(const TDesC8& aData)
sl@0: 	{
sl@0: 	User::LeaveIfError(SendReceive(EMMFDevSoundProxyPlayToneSequence, aData));
sl@0: 	}
sl@0: 
sl@0: EXPORT_C void RMMFDevSoundProxy::PlayFixedSequenceL(TInt aSequenceNumber)
sl@0: 	{
sl@0: 	TPckgBuf<TInt> seqNum(aSequenceNumber);	
sl@0: 	User::LeaveIfError(SendReceive(EMMFDevSoundProxyPlayFixedSequence, seqNum));
sl@0: 	}
sl@0: 
sl@0: EXPORT_C void RMMFDevSoundProxy::SetDTMFLengths(TTimeIntervalMicroSeconds32& aToneOnLength,
sl@0: 											    TTimeIntervalMicroSeconds32& aToneOffLength,
sl@0: 											    TTimeIntervalMicroSeconds32& aPauseLength)
sl@0: 	{
sl@0: 	TMMFDevSoundProxySettings set;
sl@0: 	set.iToneOnLength = aToneOnLength;
sl@0: 	set.iToneOffLength = aToneOffLength;
sl@0: 	set.iPauseLength = aPauseLength;
sl@0: 	TMMFDevSoundProxySettingsPckg pckg(set);
sl@0: 	SendReceive(EMMFDevSoundProxySetDTMFLengths, pckg);
sl@0: 	}
sl@0: 
sl@0: EXPORT_C void RMMFDevSoundProxy::SetVolumeRamp(const TTimeIntervalMicroSeconds& aRampDuration)
sl@0: 	{
sl@0: 	TMMFDevSoundProxySettings set;
sl@0: 	set.iDuration = aRampDuration;
sl@0: 	TMMFDevSoundProxySettingsPckg pckg(set);
sl@0: 	SendReceive(EMMFDevSoundProxySetVolumeRamp, pckg);
sl@0: 	}
sl@0: 
sl@0: EXPORT_C void RMMFDevSoundProxy::GetSupportedInputDataTypesL(RArray<TFourCC>& aSupportedDataTypes, const TMMFPrioritySettings& aPrioritySettings)
sl@0: 	{
sl@0: 	aSupportedDataTypes.Reset();
sl@0: 
sl@0: 	TMMFPrioritySettings prioritySet = aPrioritySettings;
sl@0: 	TMMFPrioritySettingsPckg pckg(prioritySet);
sl@0: 
sl@0: 	TPckgBuf<TInt> numberOfElementsPckg;
sl@0: 	User::LeaveIfError(SendReceiveResult(EMMFDevSoundProxyGetSupportedInputDataTypes, pckg, KNullDesC8, numberOfElementsPckg));
sl@0: 
sl@0: 	HBufC8* buf = HBufC8::NewLC(numberOfElementsPckg()*sizeof(TFourCC));
sl@0: 	TPtr8 ptr = buf->Des();
sl@0: 
sl@0: 	
sl@0: 	User::LeaveIfError(SendReceiveResult(EMMFDevSoundProxyCopyFourCCArrayData,KNullDesC8,KNullDesC8,ptr));
sl@0: 	RDesReadStream stream(ptr);
sl@0: 	CleanupClosePushL(stream);
sl@0: 
sl@0: 	for (TInt i=0; i<numberOfElementsPckg(); i++)
sl@0: 		{
sl@0: 		TInt err = aSupportedDataTypes.Append(stream.ReadInt32L());
sl@0: 		if (err)
sl@0: 			{//note we don't destroy array because we don't own it
sl@0: 			//but we do reset it as it is incomplete
sl@0: 			aSupportedDataTypes.Reset();
sl@0: 			User::Leave(err);
sl@0: 			}
sl@0: 		}
sl@0: 	CleanupStack::PopAndDestroy(2, buf);//stream, buf
sl@0: 	}
sl@0: 
sl@0: 
sl@0: EXPORT_C void RMMFDevSoundProxy::GetSupportedOutputDataTypesL(RArray<TFourCC>& aSupportedDataTypes, const TMMFPrioritySettings& aPrioritySettings)
sl@0: 	{
sl@0: 	aSupportedDataTypes.Reset();
sl@0: 
sl@0: 	TMMFPrioritySettings prioritySet = aPrioritySettings;
sl@0: 	TMMFPrioritySettingsPckg pckg(prioritySet);
sl@0: 
sl@0: 	TPckgBuf<TInt> numberOfElementsPckg;
sl@0: 	User::LeaveIfError(SendReceiveResult(EMMFDevSoundProxyGetSupportedOutputDataTypes, pckg, KNullDesC8, numberOfElementsPckg));
sl@0: 
sl@0: 	HBufC8* buf = HBufC8::NewLC(numberOfElementsPckg()*sizeof(TFourCC));
sl@0: 	TPtr8 ptr = buf->Des();
sl@0: 
sl@0: 	
sl@0: 	User::LeaveIfError(SendReceiveResult(EMMFDevSoundProxyCopyFourCCArrayData,KNullDesC8,KNullDesC8,ptr));
sl@0: 	RDesReadStream stream(ptr);
sl@0: 	CleanupClosePushL(stream);
sl@0: 
sl@0: 	for (TInt i=0; i<numberOfElementsPckg(); i++)
sl@0: 		{
sl@0: 		TInt err = aSupportedDataTypes.Append(stream.ReadInt32L());
sl@0: 		if (err)
sl@0: 			{//note we don't destroy array because we don't own it
sl@0: 			//but we do reset it as it is incomplete
sl@0: 			aSupportedDataTypes.Reset();
sl@0: 			User::Leave(err);
sl@0: 			}
sl@0: 		}
sl@0: 	CleanupStack::PopAndDestroy(2, buf);//stream, buf
sl@0: 	}
sl@0: 
sl@0: EXPORT_C TInt RMMFDevSoundProxy::SamplesRecorded()
sl@0: 	{
sl@0: 	TPckgBuf<TInt> numSamples;	
sl@0: 	SendReceiveResult(EMMFDevSoundProxySamplesRecorded, KNullDesC8, KNullDesC8, numSamples);
sl@0: 	return numSamples();
sl@0: 	}
sl@0: 
sl@0: EXPORT_C TInt RMMFDevSoundProxy::SamplesPlayed()
sl@0: 	{
sl@0: 	TPckgBuf<TInt> numSamples;	
sl@0: 	SendReceiveResult(EMMFDevSoundProxySamplesPlayed, KNullDesC8, KNullDesC8, numSamples);
sl@0: 	return numSamples();
sl@0: 	}
sl@0: 
sl@0: EXPORT_C void RMMFDevSoundProxy::SetToneRepeats(TInt aRepeatCount, const TTimeIntervalMicroSeconds& aRepeatTrailingSilence)
sl@0: 	{
sl@0: 	TPckgBuf<TInt> countRepeat(aRepeatCount);
sl@0: 	TPckgBuf<TTimeIntervalMicroSeconds> repeatTS(aRepeatTrailingSilence);	
sl@0: 	SendReceive(EMMFDevSoundProxySetToneRepeats, countRepeat, repeatTS);
sl@0: 	}
sl@0: 
sl@0: EXPORT_C void RMMFDevSoundProxy::SetPrioritySettings(const TMMFPrioritySettings& aPrioritySettings)
sl@0: 	{
sl@0: 	TPckgBuf<TMMFPrioritySettings> prioritySet(aPrioritySettings);
sl@0: 	SendReceive(EMMFDevSoundProxySetPrioritySettings, prioritySet);
sl@0: 	}
sl@0: 
sl@0: EXPORT_C const TDesC& RMMFDevSoundProxy::FixedSequenceName(TInt aSequenceNumber)
sl@0: 	{
sl@0: 	TPckgBuf<TInt> seqNum(aSequenceNumber);
sl@0: 	TPtr SeqNamePtr = iSeqName->Des();
sl@0: 	SeqNamePtr.FillZ();
sl@0: 	SendReceiveResult(EMMFDevSoundProxyFixedSequenceName, seqNum, KNullDesC8, SeqNamePtr);
sl@0: 	return *iSeqName;
sl@0: 	}
sl@0: 
sl@0: EXPORT_C TAny* RMMFDevSoundProxy::CustomInterface(TUid /*aInterfaceId*/)
sl@0: 	{
sl@0: 	// No custom interfaces are supported at the moment so return NULL.
sl@0: 	//TO DO
sl@0: 	return NULL;
sl@0: 	}
sl@0: 
sl@0: EXPORT_C TInt RMMFDevSoundProxy::FixedSequenceCount()
sl@0: 	{
sl@0: 	TPckgBuf<TInt> fixSeqCountPckg;
sl@0: 	SendReceiveResult(EMMFDevSoundProxyFixedSequenceCount, fixSeqCountPckg);
sl@0: 	return fixSeqCountPckg();
sl@0: 	}
sl@0: 
sl@0: EXPORT_C TInt RMMFDevSoundProxy::BufferToBeFilledData(TMMFDevSoundProxyHwBufPckg& aSetPckg)
sl@0: 	{
sl@0: 	// Note that there will only ever be one of these requests outstanding per session
sl@0: 	return SendReceiveResult(EMMFDevSoundProxyBTBFData, aSetPckg);
sl@0: 	}
sl@0: 	
sl@0: EXPORT_C TInt RMMFDevSoundProxy::BufferToBeEmptiedData(TMMFDevSoundProxyHwBufPckg& aSetPckg)
sl@0: 	{
sl@0: 	// Note that there will only ever be one of these requests outstanding per session
sl@0: 	return SendReceiveResult(EMMFDevSoundProxyBTBEData, aSetPckg);	
sl@0: 	}
sl@0: 
sl@0: EXPORT_C void RMMFDevSoundProxy::SetBuffer(CMMFDataBuffer* aBuffer)
sl@0: 	{
sl@0: 	if(iBuffer)
sl@0: 		{
sl@0: 		delete iBuffer;
sl@0: 		}
sl@0: 	iBuffer = aBuffer;
sl@0: 	}
sl@0: 
sl@0: EXPORT_C TInt RMMFDevSoundProxy::GetRecordedBufferL(CMMFDataBuffer& aBuffer)
sl@0: 	{
sl@0: 	return SendReceiveResult(EMMFDevSoundProxyGetRecordedBuffer, aBuffer.Data());
sl@0: 	}
sl@0: 	
sl@0: EXPORT_C TInt RMMFDevSoundProxy::RegisterAsClient(TUid aEventType, const TDesC8& aNotificationRegistrationData)
sl@0: 	{
sl@0: 	TMMFDevSoundProxySettings set;
sl@0: 	set.iNotificationEventUid = aEventType;
sl@0: 	TMMFDevSoundProxySettingsPckg pckg(set);
sl@0: 	return SendReceive(EMMFDevSoundProxyRequestResourceNotification, pckg, aNotificationRegistrationData);
sl@0: 	}
sl@0: 
sl@0: EXPORT_C TInt RMMFDevSoundProxy::CancelRegisterAsClient(TUid aEventType)
sl@0: 	{
sl@0: 	TMMFDevSoundProxySettings set;
sl@0: 	set.iNotificationEventUid = aEventType;
sl@0: 	TMMFDevSoundProxySettingsPckg pckg(set);
sl@0: 	return SendReceiveResult(EMMFDevSoundProxyCancelRequestResourceNotification, pckg);
sl@0: 	}
sl@0: 	
sl@0: EXPORT_C TInt RMMFDevSoundProxy::GetResourceNotificationData(TUid aEventType, TDes8& aNotificationData)
sl@0: 	{
sl@0: 	TMMFDevSoundProxySettings set;
sl@0: 	set.iNotificationEventUid = aEventType;
sl@0: 	TMMFDevSoundProxySettingsPckg pckg(set);
sl@0: 	return SendReceiveResult(EMMFDevSoundProxyGetResourceNotificationData, pckg,KNullDesC8,aNotificationData);
sl@0: 	}
sl@0: 
sl@0: EXPORT_C TInt RMMFDevSoundProxy::WillResumePlay()
sl@0: 	{
sl@0: 	return SendReceive(EMMFDevSoundProxyWillResumePlay);
sl@0: 	}
sl@0: 
sl@0: EXPORT_C TInt RMMFDevSoundProxy::EmptyBuffers()
sl@0: 	{
sl@0: 	return SendReceive(EMMFDevSoundProxyEmptyBuffers);
sl@0: 	}
sl@0: 
sl@0: EXPORT_C TInt RMMFDevSoundProxy::GetTimePlayed(TTimeIntervalMicroSeconds& aTime)
sl@0: 	{
sl@0: 	TTimeIntervalMicroSeconds time(0);
sl@0: 	TPckgBuf<TTimeIntervalMicroSeconds> timePckg(time);
sl@0: 	TInt err = SendReceiveResult(EMMFDevSoundProxyGetTimePlayed, KNullDesC8, KNullDesC8, timePckg);
sl@0: 	if(err==KErrNone)
sl@0: 		{
sl@0: 		aTime = timePckg();
sl@0: 		}
sl@0: 	return err;
sl@0: 	}
sl@0: 	
sl@0: // implementation of a simple CustomCommand() scheme
sl@0: EXPORT_C TInt RMMFDevSoundProxy::SyncCustomCommand(TUid aUid, const TDesC8& aParam1, const TDesC8& aParam2, TDes8* aOutParam)
sl@0: 	{
sl@0: 	// the UID of the custom command is passed as an integer so as maintain consistency with the async methods below
sl@0: 	TInt command = aUid.iUid;
sl@0: 	
sl@0: 	if (aOutParam==NULL)
sl@0: 		{
sl@0: 		return SendReceive(EMMFDevSoundProxySyncCustomCommand, command, aParam1, aParam2);
sl@0: 		}
sl@0: 	else
sl@0: 		{
sl@0: 		return SendReceiveResult(EMMFDevSoundProxySyncCustomCommandResult, command, aParam1, aParam2, *aOutParam);		
sl@0: 		}
sl@0: 	}
sl@0: 
sl@0: EXPORT_C void RMMFDevSoundProxy::AsyncCustomCommand(TUid aUid, TRequestStatus& aStatus, const TDesC8& aParam1, const TDesC8& aParam2, TDes8* aOutParam)
sl@0: 	{
sl@0: 	// this seemingly only allows 1 simultaneous async call. Need an array of TRequestStatus for more than one call.
sl@0: 	// the UID of the custom command is passed as an integer so as to prevent the need of a consistent UID array.
sl@0: 	TInt command = aUid.iUid;
sl@0: 
sl@0: 	if (aOutParam==NULL)
sl@0: 		{
sl@0: 		SendReceive(EMMFDevSoundProxyAsyncCustomCommand, command, aParam1, aParam2, aStatus);
sl@0: 		}
sl@0: 	else
sl@0: 		{
sl@0: 		SendReceiveResult(EMMFDevSoundProxyAsyncCustomCommandResult, command, aParam1, aParam2, *aOutParam, aStatus);		
sl@0: 		}
sl@0: 	}
sl@0: 
sl@0: EXPORT_C TInt RMMFDevSoundProxy::SetClientThreadInfo(TThreadId& aTid)
sl@0: 	{
sl@0: 	TPckgBuf<TThreadId> threadId(aTid);
sl@0: 	return SendReceive(EMMFDevSoundProxySetClientThreadInfo, threadId);
sl@0: 	}