// Copyright (c) 1997-2009 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 "rasdef.h"

TInt Util::GetCommaSepToken(TLex& aLex, TPtrC& aPtr)

	{

	aPtr.Set(NULL,0);

	TChar ch;

	while(!aLex.Eos() && (ch = aLex.Peek(), ch==','))

		aLex.Inc();

	if(aLex.Eos())

		return KErrNone;

	aLex.Mark();		

	while (!aLex.Eos() && (ch = aLex.Peek(), ch!=','))

		aLex.Inc();

	aPtr.Set(aLex.MarkedToken());

	return KErrNone;

	}

TInt Util::GetCommHandshake(const TDesC& aDes, TUint& aHandshake)

	{

	TLex lex(aDes);	

	TPtrC des;

	TUint hs = 0;	

	for (;;)

		{

		TInt ret = GetCommaSepToken(lex, des);

		if (ret!=KErrNone)

			return ret;

		if (des.Length()>0)

			{

         _LIT(KXonXoff, "XON/XOFF");

         _LIT(KRtsCts,  "RTS/CTS");

         _LIT(KDtrDsr,  "DTR/DSR");

         _LIT(KDcd,  "DCD");

			if (!des.CompareF(KXonXoff))

				hs |= (KConfigObeyXoff | KConfigSendXoff);

			else if (!des.CompareF(KRtsCts))

				hs |= (KConfigObeyCTS);

			else if (!des.CompareF(KDtrDsr))

				hs |= (KConfigObeyDSR | KConfigFailDSR);

			else if (!des.CompareF(KDcd))

				hs |= (KConfigObeyDCD);

			else

				return KErrArgument;

			}

		else

			break;

		}

	aHandshake = hs;

	return KErrNone;

	}

TInt Util::GetCommFormat(const TDesC& aDes, TDataBits& aDataBits, TStopBits& aStopBits, TParity& aParity)

	{

	switch (aDes[0])

		{

	case '5':

		aDataBits = EData5;

		break;

	case '6':

		aDataBits = EData6;

		break;

	case '7':

		aDataBits = EData7;

		break;

	case '8':

		aDataBits = EData8;

		break;

	default:

		return KErrArgument;

		}

	switch (aDes[1])

		{

	case 'N':

		aParity = EParityNone;

		break;

	case 'E':

		aParity = EParityEven;

		break;

	case 'O':

		aParity = EParityOdd;

		break;

	case 'M':

		aParity = EParityMark;

		break;

	case 'S':

		aParity = EParitySpace;

		break;

	default:

		return KErrArgument;

		}

	switch (aDes[2])

		{

	case '1':

		aStopBits = EStop1;

		break;

	case '2':

		aStopBits = EStop2;

		break;

	default:

		return KErrArgument;

		}

	return KErrNone;

	}

TInt Util::GetCommSpeed(TInt aSpeed, TBps& aBps)

	{

	switch (aSpeed)

		{

	case 50:

		aBps = EBps50;

		break;

	case 75:

		aBps = EBps75;

		break;

	case 110:

		aBps = EBps110;

		break;

	case 134:

		aBps = EBps134;

		break;

	case 150:

		aBps = EBps150;

		break;

	case 300:

		aBps = EBps300;

		break;

	case 600:

		aBps = EBps600;

		break;

	case 1200:

		aBps = EBps1200;

		break;

	case 1800:

		aBps = EBps1800;

		break;

	case 2000:

		aBps = EBps2000;

		break;

	case 2400:

		aBps = EBps2400;

		break;

	case 3600:

		aBps = EBps3600;

		break;

	case 4800:

		aBps = EBps4800;

		break;

	case 7200:

		aBps = EBps7200;

		break;

	case 9600:

		aBps = EBps9600;

		break;

	case 19200:

		aBps = EBps19200;

		break;

	case 38400:

		aBps = EBps38400;

		break;

	case 57600:

		aBps = EBps57600;

		break;

	case 115200:

		aBps = EBps115200;

		break;

	default:

		return KErrArgument;

		}

	return KErrNone;

	}

#if defined (__WINS__)

_LIT(PDD_NAME,"ECDRV");

_LIT(LDD_NAME,"ECOMM");

#else

_LIT(PDD_NAME,"EUART1");

_LIT(PDD2_NAME,"EUART2");

_LIT(LDD_NAME,"ECOMM");

#endif

void Util::CommInit()

	{

	User::LoadPhysicalDevice(PDD_NAME);

#ifdef PDD2_NAME

	User::LoadPhysicalDevice(PDD2_NAME);

#endif

	User::LoadLogicalDevice(LDD_NAME);

 	// When bootstrapping C32 we have to avoid the PhBkSyncServer being started, since

 	// it needs a different CommDB

 	_LIT(KPhbkSyncCMI, "phbsync.cmi");

    StartC32WithCMISuppressions(KPhbkSyncCMI);

	}