--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/linklayercontrol/networkinterfacemgr/inc/nifif_internal.h	Tue Jan 26 15:23:49 2010 +0200
@@ -0,0 +1,120 @@
+// 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:
+// Network interface (nif) APIs.
+// This file contains all the Internal APIs required to implement a NIF for Symbian OS.
+// 
+//
+
+/**
+ @file nifif_internal.h
+ @internalTechnology
+ @released
+*/
+
+#if !defined(__NIFIF_INTERNAL_H__)
+#define __NIFIF_INTERNAL_H__
+
+#define SYMBIAN_NETWORKING_UPS
+
+class CNifIfBase;
+class CProtocolBase;
+class MNifIfUser
+/**
+ * Interface between nifman and a layer 3 protocol
+ * This interface is used by nifman to perform operations on the layer 3 protocol
+ *
+ * @internalTechnology
+ * @released
+ * @since v5.0
+ */
+	{
+public:
+
+	/**
+	 *
+	 */
+	virtual void IfUserBindFailure(TInt aResult, TAny* aId)=0;
+
+	/**
+	 *
+	 */
+	virtual void IfUserNewInterfaceL(CNifIfBase* aIf, TAny* aId)=0;
+
+	/**
+	 *
+	 */
+	virtual void IfUserInterfaceDown(TInt aResult, CNifIfBase* aIf)=0;
+
+	/**
+	 *
+	 */
+	virtual void IfUserOpenNetworkLayer()=0;
+
+	/**
+	 *
+	 */
+	virtual void IfUserCloseNetworkLayer()=0;
+
+	/**
+	 *
+	 */
+	virtual CProtocolBase* IfUserProtocol()=0;
+
+	/**
+	 *
+	 */
+ 	virtual TBool IfUserIsNetworkLayerActive()=0;
+	};
+
+/**
+ * Option level for the nif - used with Get/SetOpt/Control/Ioctl methods
+ *
+ * @internalTechnology
+ * @released
+ * @since v5.0
+ */
+const TUint KNifOptLevel = 0x191;
+
+/**
+ * Options for controlling a nif through the RSocket::SetOption() and RSocket::GetOption() interface
+ * @defgroup RSocketSetGetOptoptions Options for use with RSocket::SetOption() and RSocket::GetOption()
+ *
+ * @internalTechnology
+ * @released
+ * @since v5.0
+ */
+//@{
+const TUint KNifOptStartInterface = 1;		//< Start the specified nif by CObject-name using Nif::Start
+const TUint KNifOptStopInterface = 2;		//< Stop the specified nif by CObject-name using Nif::Stop
+const TUint KNifOptInterfaceProgress = 3;	//< Fetch the current progress from the interface by CObject-name using Nif::ProgressL()
+//@}
+
+/**
+ * @internalComponent
+ */
+typedef TPckgBuf<MNifIfUser*> TNifIfUser;
+
+#ifdef SYMBIAN_NETWORKING_UPS
+/**
+@internalTechnology
+
+Special NetworkId value to pass in TSoIfConnectionInfo to indicate that the NetworkId
+should be determined from the socket address.  This should only be issued in special
+circumstances (see TCP/IP stack and ESock server for detailed comments).
+*/
+const TUint32 KNetworkIdFromAddress = -1;
+#endif
+
+#endif
+