/*

* Copyright (c) 2002-2007 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 class handles service connections.

*

*/

// INCLUDE FILES

#include <obexbttransportinfo.h>

#include "obexsmbtconnection.h"

#include "debug.h"

_LIT( KBTProtocol, "RFCOMM" );

// ================= MEMBER FUNCTIONS =======================

// ---------------------------------------------------------

// C++ default constructor can NOT contain any code, that

// might leave.

// ---------------------------------------------------------

//

CObexSMBtConnection::CObexSMBtConnection()

    {

    }

// ---------------------------------------------------------

// Constructor

// ---------------------------------------------------------

//

CObexSMBtConnection::CObexSMBtConnection(TAny* aInitParams)    

    :iImplementationInfo((CImplementationInformation *)aInitParams),

     iBtDiscovery(NULL)

    {    

    }

// ---------------------------------------------------------

// Destructor

// ---------------------------------------------------------

//

CObexSMBtConnection::~CObexSMBtConnection()

    {

    // Cleanup

    FLOG(_L("[SRCS]\tserver\tCSrcsBtConnection::~CSrcsBtConnection begin"));

    if(iPasskey)

        {

        iPasskey->Cancel();

	    FLOG(_L("[SRCS]\tserver\tCSrcsBtConnection::~CSrcsBtConnection passkey query cancelled."));

        }

    if ( iBtDiscovery )

        {

        iBtDiscovery->DeleteSdpRecord( iSDPHandle );

        delete iBtDiscovery;

        }

    FTRACE( FPrint( _L( "[SRCS] CSrcsBtConnection::~CSrcsBtConnection: UnregisterSDPSettingsL" ) ) );

    if(iServer)

        {

        iServer->Stop();

	    FLOG(_L("[SRCS]\tserver\tCSrcsBtConnection::~CSrcsBtConnection obex server stopped."));

        }

    // Delete OBEX Server

    if (iServer)

        {

        delete iServer;

        FLOG(_L("[SRCS]\tserver\tCSrcsBtConnection::~CSrcsBtConnection obex server deleted."));

        iServer = NULL;

        }

    // Delete passkey

    delete iPasskey;

    FLOG(_L("[SRCS]\tserver\tCSrcsBtConnection::~CSrcsBtConnection iPasskey deleted."));

    iPasskey = NULL;

    // Delete Service Controller callback

    delete iController;

    FLOG(_L("[SRCS]\tserver\tCSrcsBtConnection::~CSrcsBtConnection service controller deleted."));

    iController = NULL;

    }

// ---------------------------------------------------------

// NewL

// ---------------------------------------------------------

//

CObexSMBtConnection* CObexSMBtConnection::NewL(TAny* aInitParams)

    {

    FLOG(_L("[SRCS]\tserver\tCSrcsBtConnection: NewL"));

    CObexSMBtConnection* self = new (ELeave) CObexSMBtConnection(aInitParams);

    CleanupStack::PushL(self);

    self->ConstructL();

    CleanupStack::Pop();

    return self;

    }

// ---------------------------------------------------------

// ConstructL

// Method to create BT connections.

// ---------------------------------------------------------

//

void CObexSMBtConnection::ConstructL()

    {

    TLex8 lex;

    // Create service controller implementation object

    iController = CSrcsInterface::NewL(iImplementationInfo->ImplementationUid());

    FLOG(_L("[SRCS] CSrcsBtConnection: ConstructL: CSrcsInterface::NewL\t"));	

	  iController->SetMediaType( ESrcsMediaBT );	

    // parsing opaque_data in iImplementationInfo

    TPtrC8 res_string = iImplementationInfo->OpaqueData();

    CObexUtilsOpaqueData res_data(res_string);

    TBuf8<KObexUtilsMaxOpaqueDataStringLen> op_LocalWho;

    TUint	op_Protocol, op_Authenticate, op_Authorise, op_Encrypt;

	  TUint	op_ReceiveMtu(KSRCSDefaultReceiveMtu), op_TransmitMtu(KSRCSDefaultTransmitMtu);

    // skip 1st entry: USB interface string descriptor

    User::LeaveIfError ( res_data.GetString(op_LocalWho) );

    // get 2nd entry: OBEX local who

    User::LeaveIfError ( res_data.GetString(op_LocalWho) );

    // get 3rd to 7th entry

	  // All service ID should be strings !

	  TBuf8<KObexUtilsMaxOpaqueDataStringLen> serviceUUID;

    User::LeaveIfError ( res_data.GetString(serviceUUID) );    

    FTRACE(FPrint(_L("[SRCS] CObexSMBtConnection::ConstructL() serviceUUID Length %d"), serviceUUID.Length()));

    if (serviceUUID.Length() < 6)

        {

        User::Leave( KErrArgument );

        }

    lex.Assign(serviceUUID);

    User::LeaveIfError ( res_data.GetNumber(op_Protocol) );

    User::LeaveIfError ( res_data.GetNumber(op_Authenticate) );

    User::LeaveIfError ( res_data.GetNumber(op_Authorise) );

    User::LeaveIfError ( res_data.GetNumber(op_Encrypt) );

	// Get OBEX packet size:

	if( res_data.GetNumber(op_ReceiveMtu) != KErrNone )

		{

		op_ReceiveMtu = KSRCSDefaultReceiveMtu; // restore default value in case it is modified;

	    FLOG(_L("[SRCS] CSrcsBtConnection: ConstructL: op_ReceiveMtu not specified.\t"));

		}

	if( res_data.GetNumber(op_TransmitMtu) != KErrNone )

		{

		op_TransmitMtu = KSRCSDefaultTransmitMtu; // restore default value in case it is modified;

	    FLOG(_L("[SRCS] CSrcsBtConnection: ConstructL: op_TransmitMtu not specified.\t"));

		}

    FLOG(_L("[SRCS] CSrcsBtConnection: ConstructL: Successfully get all data from opaque_data.\t"));

    // Create CBTEngDiscovery

    FLOG(_L("[SRCS] CSrcsBtConnection: ConstructL: CBTConnection::NewL\t"));

    // For handling Obex Passkey note

    iPasskey = CObexSMPasskey::NewL();

    FLOG(_L("[SRCS] CSrcsBtConnection: ConstructL: CSrcsPasskey::NewL\t"));

    // For showing Error Notes

    // iErrorUi = CErrorUI::NewL();

    // set up the protocol stack...

    TObexBluetoothProtocolInfo aObexBluetoothProtocolInfo;

    aObexBluetoothProtocolInfo.iTransport = KBTProtocol ;

	// Configure security setting

	FLOG(_L("[SRCS] CSrcsBtConnection: ConstructL: Setting Security\t"));

	TBTServiceSecurity sec;

	sec.SetAuthentication(op_Authenticate);

	sec.SetAuthorisation(op_Authorise);

	sec.SetEncryption(op_Encrypt);

	TUint32 serviceUID;

	lex.Inc(2);

	lex.Val(serviceUID,EHex);

	sec.SetUid(TUid::Uid(serviceUID));

	aObexBluetoothProtocolInfo.iAddr.SetSecurity(sec);	

	if (serviceUUID.Length() == 34)

	    {

	    TUint32 HH; TUint32 HL; TUint32 LH; TUint32 LL;

	    lex = serviceUUID.Mid(2, 8);

	    lex.Val(HH, EHex);

	    lex = serviceUUID.Mid(10, 8);

	    lex.Val(HL, EHex);

	    lex = serviceUUID.Mid(18, 8);

	    lex.Val(LH, EHex);

	    lex = serviceUUID.Mid(26, 8);

	    lex.Val(LL, EHex);

        iServiceUUID = TUUID(HH, HL, LH, LL);

	    }

	else

	    {

	    iServiceUUID = TUUID(serviceUID);

	    }

	// Configure Obex packet size

	TObexProtocolPolicy aObexProtocolPolicy;

	aObexProtocolPolicy.SetReceiveMtu( static_cast<TUint16>(op_ReceiveMtu) );

	aObexProtocolPolicy.SetTransmitMtu( static_cast<TUint16>(op_TransmitMtu) );

	FTRACE(FPrint(_L("[SRCS] CSrcsBtConnection: ConstructL: op_ReceiveMtu[%x] op_TransmitMtu[%x]"), 

		aObexProtocolPolicy.ReceiveMtu(), aObexProtocolPolicy.TransmitMtu() ));

	// try to find a available channel to start OBEX server.

    TUint channel=KRfcommPassiveAutoBind;

	aObexBluetoothProtocolInfo.iAddr.SetPort( channel );	

    TRAPD(err,iServer = CObexServer::NewL(aObexBluetoothProtocolInfo, aObexProtocolPolicy);)

	// Try to start server on this channel

    if ( err == KErrNone )

	    {

	    err=iController->SetObexServer( iServer );   

		if ( err == KErrNone )

		    {			

			// Set authentication handler

			iServer->SetCallBack( *this );

			//If there is "local who" field, set it to OBEX server.

			if(op_LocalWho.Size())

			    {

				User::LeaveIfError ( iServer->SetLocalWho( op_LocalWho ) );

				FLOG(_L("[SRCS] CSrcsBtConnection: ConstructL: SetLocalWho\t"));

				}

			FLOG(_L("[SRCS] CSrcsBtConnection: ConstructL: SetObexServer\t"));

		    // Register SDP settings

		    TObexBtTransportInfo *info=(TObexBtTransportInfo*)iServer->TransportInfo();

		    channel=info->iAddr.Port();  		    

		    FTRACE(FPrint(_L("[SRCS] CSrcsBtConnection: ConstructL: CObexServer started on channel %d"), channel));			

		    iBtDiscovery = CBTEngDiscovery::NewL();		    

			User::LeaveIfError ( iBtDiscovery->RegisterSdpRecord(iServiceUUID, channel, iSDPHandle ));				                

			}

		else

		    {

			// Failed to start Obex server. Delete server and try again

			FLOG(_L("[SRCS] CSrcsBtConnection: ConstructL: Failed to start Obex server. Delete server and try again.\t"));

			delete iServer;

			iServer = NULL;

			}

		}

    if ( !iServer )

        {

        // Server did not start.

        FLOG(_L("[SRCS] CSrcsBtConnection: ConstructL: Failed to start Obex server. Leave now! \t"));

        User::Leave( KErrGeneral );

        }

    }

// ---------------------------------------------------------

// GetUserPasswordL(const TDesC& )

// Purpose: Get the Obex password from user with ObexPasskeyNotifier

// Parameters:

// Return value:

// ---------------------------------------------------------

//

void CObexSMBtConnection::GetUserPasswordL( const TDesC& )

    {

    FLOG( _L( "[SRCS] CSrcsBtConnection: GetUserPassword\t" ) );

    iPasskey->StartPassKeyRequestL( iServer );

    }

// ---------------------------------------------------------

// Check if OBEX service is still active.

// @return ETrue:  OBEX service is still active.

//  	   EFalse: OBEX service is inactive.

// ---------------------------------------------------------

//

TBool CObexSMBtConnection::IsOBEXActive()

	{

    FLOG( _L( "[SRCS] CSrcsBtConnection: IsOBEXActive\t" ) );

	return ETrue;	

	}

// End of file