/*

* Copyright (c) 2006 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:  This file defines logging macros for bteng

*

*/

#ifndef BTENG_DEBUG_H

#define BTENG_DEBUG_H

#include "prjconfig.h"

#include <bttypes.h>

#ifdef PRJ_ENABLE_TRACE

#ifdef PRJ_FILE_TRACE

#include <flogger.h>

#else   //PRJ_FILE_TRACE

#include <e32debug.h>

#endif  PRJ_FILE_TRACE

/**

 * Tracing levels definitions.

 * This enables tracing of different levels of information.

 */

_LIT( KBTEngLogFile, "btenglog.txt" );  // Log file

_LIT( KBTEngLogDir, "bt" );             // Log file location

// Print options:

#define KPRINTERROR	 0x00000001         // Print error

#define KPRINTFTRACE 0x00000002         // Print function trace

const TInt KBTEngDebugMask = 0x00000001 | 0x00000002;

/**

 * Handlers below are used for formatting debug prints,

 * to trucate rather than panic the caller.

 */

NONSHARABLE_CLASS( TBTEngOverflowTruncate8 ) : public TDes8Overflow

    {

public:

    void Overflow( TDes8& /*aDes*/ ) {}

    };

NONSHARABLE_CLASS( TBTEngOverflowTruncate16 ) : public TDes16Overflow

    {

public:

    void Overflow( TDes16& /*aDes*/ ) {}

    };

inline void DebugPrint( TRefByValue<const TDesC8> aFmt, ... )

    {

    VA_LIST list;

    VA_START( list, aFmt );

#ifdef PRJ_FILE_TRACE

    RFileLogger::WriteFormat( KBTEngLogDir, KBTEngLogFile, EFileLoggingModeAppend, aFmt, list);

#ifdef MEMTRACE

    TInt size;

    User::Heap().AllocSize( size );

    RFileLogger::WriteFormat( KLogDir, KLogFile, EFileLoggingModeAppend, _L( "[BTEng]\t Memory usage: %d; high: %d" ), size, User::Heap().Size() );

#endif  // MEMTRACE

#else   // PRJ_FILE_TRACE

    TBuf8<0x100> logString;

    TBTEngOverflowTruncate8 overflow;

    logString.AppendFormatList( aFmt, list, &overflow );

    TBuf16<0x100> buf16;

    buf16.Copy( logString );

    TRefByValue<const TDesC16> tmpFmt( _L( "%S" ) );

    RDebug::Print( tmpFmt, &buf16 );

#endif  // PRJ_FILE_TRACE

    }

inline void DebugPrint( TRefByValue<const TDesC16> aFmt, ... )

    {

    VA_LIST list;

    VA_START( list, aFmt );

#ifdef PRJ_FILE_TRACE

    RFileLogger::WriteFormat( KBTEngLogDir, KBTEngLogFile, EFileLoggingModeAppend, aFmt, list );

#ifdef MEMTRACE

    TInt size;

    User::Heap().AllocSize( size );

    RFileLogger::WriteFormat( KLogDir, KLogFile, EFileLoggingModeAppend, _L( "[BTEng]\t Memory usage: %d; high: %d" ), size, User::Heap().Size() );

#endif  // MEMTRACE

#else   // PRJ_FILE_TRACE

    TBuf16<0x100> logString;

    TBTEngOverflowTruncate16 overflow;

    logString.AppendFormatList( aFmt, list, &overflow );

    RDebug::Print( logString );

#endif   // PRJ_FILE_TRACE

    }

inline TBuf8<0x100> DebugFormat( TRefByValue<const TDesC16> aFmt, ... )

    {

    VA_LIST list;

    VA_START( list, aFmt );

    TBuf<0x100> buf;

    TBTEngOverflowTruncate16 overflow;

    buf.AppendFormatList( aFmt, list, &overflow );

    TBuf8<0x100> buf8;

    buf8.Copy( buf );

    return buf8;

    }

inline void DebugPrintToHex( const TDesC8& aDes )

    {

    for( TInt i = 0; i < aDes.Length(); ++i )

        {

        DebugPrint( _L( "[BTENG]\t %02x" ), aDes[i] );

        }

    }

inline void DebugPrintBDAddr(const TBTDevAddr& aAddr)

    {

    TBuf<16> addrdes;

    aAddr.GetReadable(addrdes);

    DebugPrint(_L("[BTENG]\t BD addr %S") , &addrdes);   

    }

_LIT( KTracePrefix, "[BTENG]\t " );

_LIT8( KFuncEntryFormat8, "[BTENG]\t %S >>" );

_LIT8( KFuncEntryArgFormat8, "[BTENG]\t %S >> %S" );

_LIT8( KFuncExitFormat8, "[BTENG]\t %S <<" );

_LIT8( KFuncExitResFormat8, "[BTENG]\t %S << %S" );

#define TRACE_INFO( a ) { if( KBTEngDebugMask & KPRINTFTRACE ) DebugPrint a; }

#define TRACE_ERROR( a ) { if( KBTEngDebugMask & KPRINTERROR ) DebugPrint a; }

#define TRACE_FUNC_ENTRY { if( KBTEngDebugMask & KPRINTFTRACE ) { \

                                TPtrC8 ptr( (TUint8*) __PRETTY_FUNCTION__ ); \

                                DebugPrint( KFuncEntryFormat8, &ptr ); } }

#define TRACE_FUNC_EXIT { if( KBTEngDebugMask & KPRINTFTRACE ) { \

                                TPtrC8 ptr( (TUint8*) __PRETTY_FUNCTION__ ); \

                                DebugPrint( KFuncExitFormat8, &ptr ); } }

#define TRACE_FUNC_ARG( a ) { if( KBTEngDebugMask & KPRINTFTRACE ) { \

                                TPtrC8 func( (TUint8*) __PRETTY_FUNCTION__ ); \

                                TPtrC8 arg( DebugFormat a ); \

                                DebugPrint( KFuncEntryArgFormat8, &func, &arg ); } }

#define TRACE_FUNC_RES( a ) { if( KBTEngDebugMask & KPRINTFTRACE ) { \

                                TPtrC8 func( (TUint8*) __PRETTY_FUNCTION__ ); \

                                TPtrC8 res( DebugFormat a ); \

                                DebugPrint( KFuncExitResFormat8, &func, &res ); } }

#define TRACE_BDADDR( a ) { if( KBTEngDebugMask & KPRINTFTRACE ) DebugPrintBDAddr(a); }

#else // PRJ_ENABLE_TRACE

#define TRACE_INFO( a )

#define TRACE_ERROR( a )

#define TRACE_FUNC_ENTRY

#define TRACE_FUNC_EXIT

#define TRACE_FUNC_ARG( a )

#define TRACE_FUNC_RES( a )

#define TRACE_BDADDR( a )

#endif // PRJ_ENABLE_TRACE

#endif // BTENG_DEBUG_H