// Copyright (c) 2007-2009 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:

//

#include "tavsrcUtils.h"

#include "tavsrcConsole.h"

#include <bluetoothav.h>

#include <btextnotifiers.h>

#include <f32file.h>

#include <e32math.h>

void TTavsrcUtils::RegisterSinkSDPRecordL(RSdpDatabase& aDB, TSdpServRecordHandle& aRecHandle,

										  TBool aHeadphone, TBool aSpeaker, TBool aRecorder,

										  TBool aAmp)

	{

	CSdpAttrValue* attrVal = 0;

	CSdpAttrValueDES* attrValDES = 0;

	// Set Attr 1 (service class list) to list with UUID = Audio Sink

	aDB.CreateServiceRecordL(TUUID(KAudioSinkUUID), aRecHandle);

	// Protocol Descriptor List

	attrValDES = CSdpAttrValueDES::NewDESL(0);

	CleanupStack::PushL(attrValDES);

	attrValDES->StartListL()

		->BuildDESL()

			->StartListL()

			->BuildUUIDL(TUUID(TUint16(KL2CAPUUID))) // L2CAP

			->BuildUintL(TSdpIntBuf<TUint16>(KAVDTP)) // PSM = AVDTP

			->EndListL()

		->BuildDESL()

			->StartListL()

			->BuildUUIDL(TUUID(TUint16(KAvdtpUUID))) // Avdtp UUID

			->BuildUintL(TSdpIntBuf<TUint16>(0x0100)) // Version

			->EndListL()

		->EndListL();

	aDB.UpdateAttributeL(aRecHandle, KSdpAttrIdProtocolDescriptorList, *attrValDES);

	CleanupStack::PopAndDestroy(attrValDES);

	attrValDES = 0;

	//BrowseGroupList

	/*

	This has been added in order to be interoperable with remote devices which only look for the 

	service in the PublicBrowseGroup (the root of the browse hierarchy). This is not a mandatory feature. 

	*/

	attrValDES = CSdpAttrValueDES::NewDESL(0);

	CleanupStack::PushL(attrValDES);

	attrValDES->StartListL()

		->BuildUUIDL(TUUID(TUint16(KPublicBrowseGroupUUID))) // Public browse group (the root)

	    ->EndListL();

	aDB.UpdateAttributeL(aRecHandle, KSdpAttrIdBrowseGroupList, *attrValDES); //attribute 5

	CleanupStack::PopAndDestroy(attrValDES);

	attrValDES = NULL;

	// Language

	attrValDES = CSdpAttrValueDES::NewDESL(0);

	CleanupStack::PushL(attrValDES);

	attrValDES->StartListL()

		->BuildUintL(TSdpIntBuf<TUint16>(KLanguageEnglish))

		->BuildUintL(TSdpIntBuf<TUint16>(KSdpAttrIdCharacterEncodingUTF8))

		->BuildUintL(TSdpIntBuf<TUint16>(KSdpAttrIdBasePrimaryLanguage))

	->EndListL();

	aDB.UpdateAttributeL(aRecHandle, KSdpAttrIdLanguageBaseAttributeIDList, *attrValDES);

	CleanupStack::PopAndDestroy(attrValDES);

	attrValDES = 0;

	// BT Profile Description

	attrValDES = CSdpAttrValueDES::NewDESL(0);

	CleanupStack::PushL(attrValDES);

	attrValDES->StartListL()

		->BuildDESL()->StartListL()

			->BuildUUIDL(KAdvancedAudioDistributionUUID)

			->BuildUintL(TSdpIntBuf<TUint16>(0x0100)) // version

		->EndListL()

	->EndListL();

	aDB.UpdateAttributeL(aRecHandle, KSdpAttrIdBluetoothProfileDescriptorList, *attrValDES);

	CleanupStack::PopAndDestroy(attrValDES);

	attrValDES = 0;

	// provider name

	attrVal = CSdpAttrValueString::NewStringL(_L8("Symbian Software Ltd"));

	CleanupStack::PushL(attrVal);

	aDB.UpdateAttributeL(aRecHandle, KSdpAttrIdBasePrimaryLanguage + KSdpAttrIdOffsetProviderName, *attrVal);

	CleanupStack::PopAndDestroy(attrVal);

	attrVal = 0;

	// service name

	attrVal = CSdpAttrValueString::NewStringL(_L8("Advanced audio distribution sink"));

	CleanupStack::PushL(attrVal);

	aDB.UpdateAttributeL(aRecHandle, KSdpAttrIdBasePrimaryLanguage + KSdpAttrIdOffsetServiceName, *attrVal);

	CleanupStack::PopAndDestroy(attrVal);

	attrVal = 0;

	// service description

	attrVal = CSdpAttrValueString::NewStringL(_L8("kick back and listen to some fine tunes with this neat service"));

	CleanupStack::PushL(attrVal);

	aDB.UpdateAttributeL(aRecHandle, KSdpAttrIdBasePrimaryLanguage + KSdpAttrIdOffsetServiceDescription, *attrVal);

	CleanupStack::PopAndDestroy(attrVal);

	attrVal = 0;

	// supported features

	TUint16 supportedFeatures = aHeadphone ? 1:0;

	supportedFeatures|=aSpeaker ? 2:0;

	supportedFeatures|=aRecorder ? 4:0;

	supportedFeatures|=aAmp ? 8:0;

	attrVal = CSdpAttrValueUint::NewUintL(TSdpIntBuf<TUint16>(supportedFeatures));

	CleanupStack::PushL(attrVal);

	aDB.UpdateAttributeL(aRecHandle, KSdpAttrIdSupportedFeatures, *attrVal);	

	CleanupStack::PopAndDestroy(attrVal);

	attrVal = 0;

	}

void TTavsrcUtils::RegisterSourceSDPRecordL(RSdpDatabase& aDB, TSdpServRecordHandle& aRecHandle,

											TBool aPlayer, TBool aMic, TBool aTuner, TBool aMixer)

	{

	CSdpAttrValue* attrVal = 0;

	CSdpAttrValueDES* attrValDES = 0;

	// Set Attr 1 (service class list) to list with UUID = Audio Sink

	aDB.CreateServiceRecordL(TUUID(KAudioSourceUUID), aRecHandle);

	// Protocol Descriptor List

	attrValDES = CSdpAttrValueDES::NewDESL(0);

	CleanupStack::PushL(attrValDES);

	attrValDES->StartListL()

		->BuildDESL()

			->StartListL()

			->BuildUUIDL(TUUID(TUint16(KL2CAPUUID))) // L2CAP

			->BuildUintL(TSdpIntBuf<TUint16>(KAVDTP)) // PSM = AVDTP

			->EndListL()

		->BuildDESL()

			->StartListL()

			->BuildUUIDL(TUUID(TUint16(KAvdtpUUID))) // Avdtp UUID

			->BuildUintL(TSdpIntBuf<TUint16>(0x0100)) // Version

			->EndListL()

		->EndListL();

	aDB.UpdateAttributeL(aRecHandle, KSdpAttrIdProtocolDescriptorList, *attrValDES);

	CleanupStack::PopAndDestroy(attrValDES);

	attrValDES = 0;

	//BrowseGroupList

	/*

	This has been added in order to be interoperable with remote devices which only look for the 

	service in the PublicBrowseGroup (the root of the browse hierarchy). This is not a mandatory feature. 

	*/

	attrValDES = CSdpAttrValueDES::NewDESL(0);

	CleanupStack::PushL(attrValDES);

	attrValDES->StartListL()

		->BuildUUIDL(TUUID(TUint16(KPublicBrowseGroupUUID))) // Public browse group (the root)

	    ->EndListL();

	aDB.UpdateAttributeL(aRecHandle, KSdpAttrIdBrowseGroupList, *attrValDES); //attribute 5

	CleanupStack::PopAndDestroy(attrValDES);

	attrValDES = NULL;

	// Language

	attrValDES = CSdpAttrValueDES::NewDESL(0);

	CleanupStack::PushL(attrValDES);

	attrValDES->StartListL()

		->BuildUintL(TSdpIntBuf<TUint16>(KLanguageEnglish))

		->BuildUintL(TSdpIntBuf<TUint16>(KSdpAttrIdCharacterEncodingUTF8))

		->BuildUintL(TSdpIntBuf<TUint16>(KSdpAttrIdBasePrimaryLanguage))

	->EndListL(); 

	aDB.UpdateAttributeL(aRecHandle, KSdpAttrIdLanguageBaseAttributeIDList, *attrValDES);

	CleanupStack::PopAndDestroy(attrValDES);

	attrValDES = 0;

	// BT Profile Description

	attrValDES = CSdpAttrValueDES::NewDESL(0);

	CleanupStack::PushL(attrValDES);

	attrValDES->StartListL()

		->BuildDESL()->StartListL()

			->BuildUUIDL(KAdvancedAudioDistributionUUID)

			->BuildUintL(TSdpIntBuf<TUint16>(0x0100)) // version

		->EndListL()

	->EndListL(); 

	aDB.UpdateAttributeL(aRecHandle, KSdpAttrIdBluetoothProfileDescriptorList, *attrValDES);

	CleanupStack::PopAndDestroy(attrValDES);

	attrValDES = 0;

	// provider name

	attrVal = CSdpAttrValueString::NewStringL(_L8("Symbian Software Ltd"));

	CleanupStack::PushL(attrVal);

	aDB.UpdateAttributeL(aRecHandle, KSdpAttrIdBasePrimaryLanguage + KSdpAttrIdOffsetProviderName, *attrVal);

	CleanupStack::PopAndDestroy(attrVal);

	attrVal = 0;

	// service name

	attrVal = CSdpAttrValueString::NewStringL(_L8("Advanced audio distribution source"));

	CleanupStack::PushL(attrVal);

	aDB.UpdateAttributeL(aRecHandle, KSdpAttrIdBasePrimaryLanguage + KSdpAttrIdOffsetServiceName, *attrVal);

	CleanupStack::PopAndDestroy(attrVal);

	attrVal = 0;

	// service description

	attrVal = CSdpAttrValueString::NewStringL(_L8("plug your wireless cans into me!"));

	CleanupStack::PushL(attrVal);

	aDB.UpdateAttributeL(aRecHandle, KSdpAttrIdBasePrimaryLanguage + KSdpAttrIdOffsetServiceDescription, *attrVal);

	CleanupStack::PopAndDestroy(attrVal);

	attrVal = 0;

	// supported features									

	TUint16 supportedFeatures = aPlayer ? 1:0;

	supportedFeatures|=aMic ? 2:0;

	supportedFeatures|=aTuner ? 4:0;

	supportedFeatures|=aMixer ? 8:0;

	attrVal = CSdpAttrValueUint::NewUintL(TSdpIntBuf<TUint16>(supportedFeatures));

	CleanupStack::PushL(attrVal);

	aDB.UpdateAttributeL(aRecHandle, KSdpAttrIdSupportedFeatures, *attrVal);	

	CleanupStack::PopAndDestroy(attrVal);

	attrVal = 0;

	}

TInt TTavsrcUtils::GetIntFromUser(CConsoleBase& aConsole)

	{

	TBuf<4> inpb;

	aConsole.Printf(_L(":"));

	TInt x = aConsole.WhereX();

	TInt y = aConsole.WhereY();

	TRequestStatus stat;

	TChar ch(0); // set it to anything to prevent warning

	while ((ch!='\n')&&(ch!='\r') && inpb.Length()==0)

		{

		aConsole.Read(stat);

		User::WaitForRequest(stat);

		ch = aConsole.KeyCode();

		if ((ch=='\b') && (inpb.Length()>0))

			{

			inpb.Delete(inpb.Length()-1,1);

			}

		if ((inpb.Length()<4)&&((ch>='0')&&(ch<='9')))

			{

			inpb.Append(ch);

			}

		aConsole.SetPos(x,y);

		aConsole.Printf(_L("%S"),&inpb);

		}

	TLex lex(inpb);

	TInt res;

	return (lex.Val(res)==KErrNone) ? res : 0;

	}

TBool TTavsrcUtils::GetYNFromUser(CConsoleBase& aConsole, const TDesC& aDes)

	{

	TBuf<4> inpb;

	aConsole.Printf(_L("%S (y/n):"),&aDes);

	TRequestStatus stat;

	TChar ch(0); // set it to anything to prevent warning

	while ((ch!='n')&&(ch!='y'))

		{

		aConsole.Read(stat);

		User::WaitForRequest(stat);

		ch = aConsole.KeyCode();

		}

	aConsole.Printf(_L("%c"), static_cast<TUint>(ch));

	return (ch=='y') ? ETrue : EFalse;

	}

void TTavsrcUtils::GetDeviceAddressL(TBTDevAddr& aAddr)

	{

	//Ask user which device address we should connect to...

	RNotifier notify;

	User::LeaveIfError(notify.Connect());

	TBTDeviceSelectionParamsPckg pckg;

	TBTDeviceResponseParamsPckg resPckg;

	TRequestStatus stat;

	notify.StartNotifierAndGetResponse(stat, KDeviceSelectionNotifierUid, pckg, resPckg);

	User::WaitForRequest(stat);

	notify.CancelNotifier(KDeviceSelectionNotifierUid);

	notify.Close();

	User::LeaveIfError(stat.Int()); 

	aAddr = resPckg().BDAddr();

	}

TInt TTavsrcUtils::GetCodecSettingsFromSBCFile(RFile& aFile, TInt aPos, TInt& aChannelMode,

							TInt& aNumChannels, TInt& aNumSubbands, TInt& aBlkLen,

							TInt& aBitPool, TInt& aFreq, TInt& aAllocMethod)

	{

	TInt err = KErrNone;

	TBuf8<4> header;

	aFile.Read(aPos, header);

	TInt syncWord = header[0];

	__ASSERT_ALWAYS(syncWord==0x9C, User::Invariant());

	TInt sampleFreq = (header[1]&0xC0)>>6;

	TInt blockLen = (header[1]&0x30)>>4;

	aChannelMode = (header[1]&0x0C)>>2;

	aAllocMethod = (header[1]&0x02)>>1;

	TInt subBands = (header[1]&0x01);

	aBitPool = header[2];

	aNumChannels = (aChannelMode==0) ? 1 : 2;

	aNumSubbands = (subBands==1) ? 8 : 4;

	switch (sampleFreq)

		{

		case 0x00:

			aFreq = 16000;

			break; 

		case 0x01:

			aFreq = 32000;

			break; 

		case 0x02:

			aFreq = 44100;

			break; 

		case 0x03:

			aFreq = 48000;

			break; 

		}

	switch (blockLen)

		{

		case 0x00:

			aBlkLen = 4;

			break; 

		case 0x01:

			aBlkLen = 8;

			break; 

		case 0x02:

			aBlkLen = 12;

			break; 

		case 0x03:

			aBlkLen = 16;

			break; 

		}

	return err;

	}

TInt TTavsrcUtils::GetCodecSettingsFromSBCFile(const TDesC& aFileName, TInt& aChannelMode,

							TInt& aNumChannels, TInt& aNumSubbands, TInt& aBlkLen,

							TInt& aBitPool, TInt& aFreq, TInt& aAllocMethod)

	{

	TInt err = KErrNone;

	RFs fileserver;

	RFile file;

	err = fileserver.Connect();

	if (!err) 

		{

		err = file.Open(fileserver,aFileName,EFileRead | EFileShareReadersOnly);			

		}

	if (err)

		{

		return err;			

		}

	err = GetCodecSettingsFromSBCFile(file, 0, aChannelMode, aNumChannels, aNumSubbands,

										aBlkLen, aBitPool, aFreq, aAllocMethod);	

	file.Close();

	fileserver.Close();

	return err;

	}

TInt TTavsrcUtils::CEIL(TReal aX)

	{

	TReal frac;

	Math::Frac(frac,aX);

	return (frac < 0.5) ? aX :aX+1;

	}