/*

* Copyright (c) 2001-2010 Nokia Corporation and/or its subsidiary(-ies).

* All rights reserved.

* This component and the accompanying materials are made available

* under the terms of the License "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:  Tools for plugin handling on Symbian.

*

*/

/*

* %version: 19 %

*/

#include <EapTraceSymbian.h>

#include <EapTypePlugin.h>

#include <ecom.h>

#include "EapPluginTools.h"

#include "EapAutomatic.h"

/** @file */

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

EXPORT_C EapPluginTools::EapPluginTools()

{

	EAP_TRACE_DEBUG_SYMBIAN((_L("EapPluginTools::EapPluginTools(): this=0x%08x.\n"),

		this));

	EAP_TRACE_RETURN_STRING_SYMBIAN(_L("returns: EapPluginTools::EapPluginTools()"));

}

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

EXPORT_C EapPluginTools::~EapPluginTools()

{

	EAP_TRACE_DEBUG_SYMBIAN((_L("EapPluginTools::~EapPluginTools(): this=0x%08x.\n"),

		this));

	EAP_TRACE_RETURN_STRING_SYMBIAN(_L("returns: EapPluginTools::~EapPluginTools()"));

}

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

EXPORT_C void EapPluginTools::CleanupImplArray( TAny* aAny )

{

	RImplInfoPtrArray* implArray = 

		reinterpret_cast<RImplInfoPtrArray*>( aAny );

	implArray->ResetAndDestroy();

	implArray->Close();

}

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

EXPORT_C void EapPluginTools::ListAllEapPluginsL(const TIndexType aIndexType, const TEapExpandedType & aTunnelingEapType, RPointerArray<TEapExpandedType> & aPlugins)

{

	EAP_TRACE_DEBUG_SYMBIAN((_L("EapPluginTools::ListAllEapPluginsL(): this=0x%08x, aTunnelingEapType=0xfe%06x%08x.\n"),

		this,

		aTunnelingEapType.GetVendorId(),

		aTunnelingEapType.GetVendorType()));

	EAP_TRACE_RETURN_STRING_SYMBIAN(_L("returns: EapPluginTools::ListAllEapPluginsL()"));

	aPlugins.Reset();   // Reset this first

	RImplInfoPtrArray aEapArray;

	CleanupStack::PushL( TCleanupItem( CleanupImplArray, &aEapArray ) );

	REComSession::ListImplementationsL( KEapTypeInterfaceUid, aEapArray );

	// Checks which plugins are allowed inside the tunneling EAP-methods and which are allowed outer most EAP-methods.

	for( TInt counter = 0; counter < aEapArray.Count(); counter++ )

	{

		TEapExpandedType plugin_type(aEapArray[counter]->DataType());

		EAP_TRACE_DEBUG_SYMBIAN((_L("EapPluginTools::ListAllEapPluginsL(): aEapArray[%d] EAP-type=0xfe%06x%08x\n"),

			counter,

			plugin_type.GetVendorId(),

			plugin_type.GetVendorType()));

		TBool aNotAllowed(EFalse);

		if (aIndexType == ELan

			&& aTunnelingEapType == (*EapExpandedTypeNone.GetType()))

		{

			// Filter out the EAP types which are NOT allowed outside PEAP, TTLS or FAST on WLAN.

			if( CEapTypePlugin::IsDisallowedOutsidePEAP( *aEapArray[counter] ) )

			{

				EAP_TRACE_DEBUG_SYMBIAN((_L("EapPluginTools::ListAllEapPluginsL(): aEapArray[%d] EAP-type=0xfe%06x%08x, IsDisallowedOutsidePEAP()\n"),

					counter,

					plugin_type.GetVendorId(),

					plugin_type.GetVendorType()));

				aNotAllowed = ETrue;

			}

		}

		else if (aTunnelingEapType == (*EapExpandedTypePeap.GetType())

			|| aTunnelingEapType == (*EapExpandedTypeFast.GetType()))

		{

			// Filter out the EAP types which are NOT allowed inside PEAP or FAST.

			if( CEapTypePlugin::IsDisallowedInsidePEAP( *aEapArray[counter] ) )

			{

				EAP_TRACE_DEBUG_SYMBIAN((_L("EapPluginTools::ListAllEapPluginsL(): aEapArray[%d] EAP-type=0xfe%06x%08x, IsDisallowedInsidePEAP()\n"),

					counter,

					plugin_type.GetVendorId(),

					plugin_type.GetVendorType()));

				aNotAllowed = ETrue;

			}

		}

		else if (aTunnelingEapType == (*EapExpandedTypeTtls.GetType()))

		{

			// Filter out the EAP types which are NOT allowed inside TTLS.

			if( CEapTypePlugin::IsDisallowedInsideTTLS( *aEapArray[counter] ) )

			{

				EAP_TRACE_DEBUG_SYMBIAN((_L("EapPluginTools::ListAllEapPluginsL(): aEapArray[%d] EAP-type=0xfe%06x%08x, IsDisallowedInsideTTLS()\n"),

					counter,

					plugin_type.GetVendorId(),

					plugin_type.GetVendorType()));

				aNotAllowed = ETrue;

			}

		}

		if (aNotAllowed)

		{

			EAP_TRACE_DEBUG_SYMBIAN((_L("EapPluginTools::ListAllEapPluginsL(): Removes EAP-plugin aEapArray[%d] EAP-type=0xfe%06x%08x\n"),

				counter,

				plugin_type.GetVendorId(),

				plugin_type.GetVendorType()));

			// Delete the EAP type, which isn't allowed here from the array.

			delete aEapArray[counter];

			aEapArray.Remove( counter );

			// One item removed from the array. So reduce the item counter.

			counter--;

		}

	}

	// Adds allowed EAP-methods to an array.

	for (TInt ind = 0; ind < aEapArray.Count(); ind++ )

	{

		TEapExpandedType * eap_type = new TEapExpandedType;

		if (eap_type != 0)

		{

			*eap_type = aEapArray[ind]->DataType();

			EAP_TRACE_DEBUG_SYMBIAN((_L("EapPluginTools::ListAllEapPluginsL(): aEapArray[%d] EAP-type=0xfe%06x%08x\n"),

				ind,

				eap_type->GetVendorId(),

				eap_type->GetVendorType()));

			User::LeaveIfError( aPlugins.Append( eap_type ) );

		}

	}

	CleanupStack::PopAndDestroy(&aEapArray);

}

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

EXPORT_C void EapPluginTools::GetPrivatePathL(

	RFs& aFileServerSession,

	TFileName& aPrivateDatabasePathName)

{

	// Reads the private folder. Caller must connect file server before calling this function.

	CleanupClosePushL(aFileServerSession);

	EAP_TRACE_DEBUG_SYMBIAN((_L("EapPluginTools::GetPrivatePathL(): - calls aFileServerSession.PrivatePath()\n")));

	aPrivateDatabasePathName.SetLength(0);

	TInt error = aFileServerSession.PrivatePath(aPrivateDatabasePathName);

	EAP_TRACE_DEBUG_SYMBIAN((_L("EapPluginTools::GetPrivatePathL(): - aFileServerSession.PrivatePath(), error=%d\n"), error));

	User::LeaveIfError(error);

	EAP_TRACE_DATA_DEBUG_SYMBIAN(("aPrivateDatabasePathName",

		aPrivateDatabasePathName.Ptr(),

		aPrivateDatabasePathName.Size()));

	CleanupStack::Pop(&aFileServerSession);

}

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

EXPORT_C void EapPluginTools::GetPrivatePathL(

	TFileName& aPrivateDatabasePathName)

{

	// Reads the private folder.

	RFs aFileServerSession;

	EAP_TRACE_DEBUG_SYMBIAN((_L("EapPluginTools::GetPrivatePathL(): - calls aFileServerSession.Connect()\n")));

	TInt error = aFileServerSession.Connect();

	EAP_TRACE_DEBUG_SYMBIAN((_L("EapPluginTools::GetPrivatePathL(): - aFileServerSession.Connect(), error=%d\n"), error));

	User::LeaveIfError(error);

	EapPluginTools::GetPrivatePathL(

		aFileServerSession,

		aPrivateDatabasePathName);

	aFileServerSession.Close();

}

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

EXPORT_C void EapPluginTools::CreateDatabaseLC(

	RDbNamedDatabase& aDatabase,

	RFs& aFileServerSession,

	TInt& error,

	const TDesC& aDatabaseName,

	TFileName& aPrivateDatabasePathName)

{

	// Caller must connect file server before calling this function.

	// aDatabase is pushed to the cleanup stack even though they may be member

	// variables of the calling class and would be closed in the destructor anyway. This ensures

	// that if they are not member variables they will be closed. Closing the handle twice

	// does no harm.	

	CleanupClosePushL(aFileServerSession);

	CleanupClosePushL(aDatabase);

	// Create the private database in the private folder of EAP-server.

	EapPluginTools::GetPrivatePathL(

		aFileServerSession,

		aPrivateDatabasePathName);

	EAP_TRACE_DEBUG_SYMBIAN((_L("EapPluginTools::CreateDatabaseLC(): - calls aPrivateDatabasePathName.Append()\n")));

	aPrivateDatabasePathName.Append(aDatabaseName);

	EAP_TRACE_DATA_DEBUG_SYMBIAN(("aPrivateDatabasePathName",

		aPrivateDatabasePathName.Ptr(),

		aPrivateDatabasePathName.Size()));

	User::LeaveIfError(error);

	EAP_TRACE_DEBUG_SYMBIAN((_L("EapPluginTools::CreateDatabaseLC(): - calls aDatabase.Create()\n")));

	error = aDatabase.Create(aFileServerSession, aPrivateDatabasePathName);

	EAP_TRACE_DEBUG_SYMBIAN((_L("EapPluginTools::CreateDatabaseLC(): - Created private DB for %S. error=%d, (%d is KErrAlreadyExists)\n"),

		&aDatabaseName,

		error,

		KErrAlreadyExists));

}

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

// End