diff -r 000000000000 -r b8ed18f6c07b devsound/a3fcharacterisationtest/src/char_a3f_devsound_testbase.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/devsound/a3fcharacterisationtest/src/char_a3f_devsound_testbase.h	Thu Oct 07 22:34:12 2010 +0100
@@ -0,0 +1,133 @@
+// Copyright (c) 2008-2009 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:
+//
+
+#ifndef CHAR_A3F_DEVSOUND_TESTBASE_H
+#define CHAR_A3F_DEVSOUND_TESTBASE_H
+
+// system includes
+#include <testframework.h>
+#include <mmf/server/sounddevice.h>
+
+// user includes
+#include "char_a3f_devsound_compliancesuiteconstants.h"
+
+// forward declaration
+class CA3FDevSoundToneClient;
+class CA3FDevSoundPlayClient;
+class CA3FDevSoundRecordClient;
+
+class CAsyncWriteBufferToFile;
+
+/*
+ Base class for all DevSound test steps in this suite.
+ */
+class RA3FDevSoundTestBase: public RAsyncTestStep, public MDevSoundObserver 
+	{
+public:		
+	// from RAsyncTestStep
+	void KickoffTestL();
+	void CloseTest();
+	void CallStopTest(TInt aError);
+
+protected:
+	RA3FDevSoundTestBase(const TDesC& aTestName);
+	virtual void DoKickoffTestL() = 0;
+	virtual void DoTimerCallback();
+	static TInt TimerCallback(TAny*);
+	void StartTimer(TTimeIntervalMicroSeconds32 aWaitTime);
+	// from MDevSoundObserver
+	void InitializeComplete(TInt aError);
+	void ToneFinished(TInt aError);
+	void BufferToBeFilled(CMMFBuffer* aBuffer);
+	void PlayError(TInt aError);
+	void BufferToBeEmptied(CMMFBuffer* aBuffer);
+	void RecordError(TInt aError);
+	void ConvertError(TInt aError);
+	void DeviceMessage(TUid aMessageType, const TDesC8& aMsg);
+	void SendEventToClient(const TMMFEvent& aEvent);
+	// Executes events of DevSound using a Finite State Machine
+	virtual void Fsm(TMmfDevSoundEvent aDevSoundEvent, TInt aError) = 0;
+
+	void SampleRateFromTIntToTMMFSampleRate(TInt aSampleRate, TMMFSampleRate &aESampleRate);
+	void SampleRateFromTUintToString(TUint aSampleRate, TDes& aStringSampleRate);
+	void ChannelsFromTUintToString(TUint aChannels, TDes& aStringChannels);
+	void EncodingFromStringToTFourCC(const TDesC& aFourCCString);
+	void PrintSupportedCapabilities(TUint aSampleRate,TUint aChannel);
+	
+protected:
+	TBuf<KSizeBuf> iFourCCString;
+	TFourCC iFourCCCode;
+	TMmfDevSoundState iDevSoundState;
+	CA3FDevSoundToneClient* iDevsoundToneClient;
+	CA3FDevSoundPlayClient* iDevsoundPlayClient;
+	CA3FDevSoundRecordClient* iDevsoundRecordClient;
+	CMMFDevSound* iMMFDevSound;
+	CPeriodic* iTimer;
+	CMMFBuffer* iBuffer;
+	// Handle for the audio file for playing and recording
+	RFile iFile;
+	// Handle to a file server session
+	RFs iFs;
+	CAsyncWriteBufferToFile* iAsyncWriteBTFAO;
+	};
+
+class TSampleRateToTMMFSampleRate
+	{
+public:
+	TInt iTIntSampleRate;
+	TMMFSampleRate iTMMFSampleRate;
+	};
+
+class TSampleRateToString
+	{
+public:
+	TUint iTUIntSampleRate;
+	TPtrC iTPtrSampleRate;
+	};
+
+class TChannelsToString
+	{
+public:
+	TUint iTUIntChannels;
+	TPtrC iTPtrChannels;
+	};
+/*
+ *
+ * CAsyncWriteBufferToFile
+ *
+ */
+
+class CAsyncWriteBufferToFile : public CActive
+	{
+public:
+	static CAsyncWriteBufferToFile* NewL(RFile& aFile, CMMFDevSound* aDevSound, RA3FDevSoundTestBase& aTestStep);
+	~CAsyncWriteBufferToFile();
+	void Start(CMMFDataBuffer* aBuffer);
+
+private:
+	CAsyncWriteBufferToFile(RFile& aFile, CMMFDevSound* aDevSound, RA3FDevSoundTestBase& aTestStep);
+	void ConstructL();
+	virtual void DoCancel();
+	virtual void RunL();
+	virtual TInt RunError(TInt aError);
+
+private:
+	RFile& iFile;
+	CMMFDevSound* iDevSound;
+	RA3FDevSoundTestBase& iTestStep;
+	};
+
+#endif	// CHAR_A3F_DEVSOUND_TESTBASE_H
+