// Copyright (c) 2004-2009 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 HCI_LOGGER_BT_SNOOP_H

#define HCI_LOGGER_BT_SNOOP_H

#include <e32base.h>

#include <e32std.h>

#include <f32file.h>

#include <bluetooth/hciframelogger.h>

enum TBtSnoopLoggerPanicCodes

	{

	EBtSnoopLoggerPanicNoMyLibHandle,

	EBtSnoopLoggerPanicHandleAlreadyExists,

	EBtSnoopLoggerPanicRefCountTooLow,

	EBtSnoopLoggerPanicHasntBeenInitialised,

	EBtSnoopLoggerPanicShouldNotBeInitialised,

	};

class TBtSnoopPacketRecord

	{

public:

	TUint32	iOriginalLength;

	TUint32	iIncludedLength;

	TUint32	iPacketFlags;

	TUint32	iCumulativeDrops;

	TInt64	iTimestampMicroseconds;

	};

class CHCILoggerFileCloseTimer;

class CHCILoggerBufferedFrame;

class CHCILoggerBtSnoop : public CBase, private MHCIFrameLogger

	{

public:

	IMPORT_C static MHCIFrameLogger* GetInstanceL();

	static CHCILoggerBtSnoop* NewLC();

	~CHCILoggerBtSnoop();

private:

	// From MHCIFrameLogger

	virtual void SetLibrary(RLibrary& aLib);

	virtual void GetLibrary(RLibrary& aLib);

	virtual void Release();

	virtual void Initialise(TInt aType);

	virtual void LogFrame(TUint aFrameFlags, const TDesC8& aDesc);

	void DoInitialise(TInt aType);

	CHCILoggerBtSnoop();

	void ConstructL();

	TInt OpenFile();

	TInt FileWriteHeader();

	void FileWriteRecord(const TBtSnoopPacketRecord& aRecord, const TDesC8& aBufferedData, const TDesC8& aNewData);

	void FileWriteRecord(const TBtSnoopPacketRecord& aRecord, const TDesC8& aNewData); // overload

private:

	TInt iRefCount;

	RLibrary iMyLib;

	TBool iInitialised;

	RFs iFs;

	RFile iLogFile;

	CHCILoggerFileCloseTimer* iFileCloseTimer;

	RPointerArray<CHCILoggerBufferedFrame> iBuffers;

	TTime iCurrentTime;

	TUint iDatalinkType;

	TUint iCumulativeDrops;

	};

class CHCILoggerFileCloseTimer : public CTimer

	{

public:

	static CHCILoggerFileCloseTimer* NewL(RFile& aLogFile);

	void RunL();

	void DoCancel();

	void ResetTimer();

	~CHCILoggerFileCloseTimer();

private:

	CHCILoggerFileCloseTimer(RFile& aLogFile);

	void ConstructL();

private:

	RFile& iLogFile;

	};

class CHCILoggerBufferedFrame : public CBase

	{

public:

	CHCILoggerBufferedFrame();

	~CHCILoggerBufferedFrame();

	void BufferData(const TDesC8& aDesc);

	void Reset();

	TInt OriginalLength() const;

	TDesC8& Buffer() const;

private:

	TInt iOriginalLength;

	HBufC8* iBuffer;

	};

#endif // HCI_LOGGER_BT_SNOOP_H