// 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:

 // Interface Manager API

 // 

 //

 /**

  @file nifman_internal.h

 */

 #if !defined(__NIFMAN_INTERNAL_H__)

 #define __NIFMAN_INTERNAL_H__

 #include <es_prot.h>

 #ifdef SYMBIAN_ENABLE_SPLIT_HEADERS

 #include <es_prot_internal.h>

 #include <es_sock_partner.h>

 #endif

 /**

 Static internal API class

 @internalComponent

 */

 enum TNifSocketState { ENifBuffers2048=-4, ENifBuffers1024, ENifBuffers512, 

 					   ENifSocketNull=-1,

                        ENifSocketCreated=0, ENifSocketOpen=3, ENifSocketConnected=4,

 					   ENifSocketError=9 };

 class MNifIfUser;

 class MNifIfNotify;

 class CNifIfBase;

 class CNifAgentBase;

 class CSockSession;

 class CConnectionProvdBase;

 /**

 @internalTechnology

 */

 class MConnectionNotify;

 class CConnectionProvdBase;

 class Nif

 	{

 public:

 	/** Network protocol support */

 	IMPORT_C static void BindL(MNifIfUser& aUser, TAny* aId, TDes& aResult, const TDesC& aName=TPtrC(0,0));

 	IMPORT_C static void NetworkLayerClosed(MNifIfUser& aUser);

 	IMPORT_C static void StartL(TDes& aResult, const TDesC& aName=TPtrC());

 	IMPORT_C static void Stop(const TDesC& aName=TPtrC());

 	IMPORT_C static CNifIfBase* CreateInterfaceL(const TDesC& aName, MNifIfNotify* aNotify);

 	IMPORT_C static CNifAgentBase* CreateAgentL(const TDesC& aAgentName, const TBool aNewInstance = EFalse);

 	IMPORT_C static void CheckInstalledMBufManagerL();

 	IMPORT_C static CProtocolBase* IsProtocolLoaded(const TDesC& aName);

 	IMPORT_C static void CheckInstalledL();

 	IMPORT_C static TInt SetSocketState(TNifSocketState aState, CServProviderBase* aProvd);

 	IMPORT_C static void ProgressL(TNifProgress& aProgress, const TDesC& aName=TPtrC());

 	IMPORT_C static void Stop(TAny* aId, CNifIfBase* aIf=0);

 	IMPORT_C static void ProgressL(TNifProgress& aProgress, TAny* aId, CNifIfBase* aIf=0);

 	IMPORT_C static CConnectionProvdBase* NewConnectionL(MConnectionNotify* aConnection, TUint aId);

 	/** deprecated function */

 	IMPORT_C static CNifIfBase* CreateInterfaceL(const TDesC& aName);

 	};

 #ifdef _DEBUG

 /**

 Debug-only option level used to pass test-only option names onto PPP.

 @internalTechnology

 */

 const TUint KCOLLinkLayerTestLevel = 325;

 #endif

 /**

 @internalTechnology

 @released 9.1

 */

 const TUint KNifSessionSetConnectionAttempt = KConnInternalOptionBit|8;

 /**

 @internalTechnology

 @released 9.1

 */

 const TUint KNifSessionGetConnectionAttempt = KConnInternalOptionBit|9;

 /**

 @internalTechnology

 @released Argus

 */

 const TUint KNifSessionSetConnectionProvider = KConnInternalOptionBit|10;

 /**

 @internalTechnology

 @released

 @ref RConnection::Ioctl

 */

 const TUint KConnSetDhcpRawOptionData = KConnWriteUserDataBit|KConnReadUserDataBit|103;

 #endif // __NIFMAN_H__