--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/inc/mnatfwconnectivityobserver.h Tue Feb 02 01:04:58 2010 +0200
@@ -0,0 +1,99 @@
+/*
+* Copyright (c) 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:
+*
+*/
+
+
+
+
+#ifndef M_NATFWCONNECTIVITYOBSERVER_H
+#define M_NATFWCONNECTIVITYOBSERVER_H
+
+#include <e32base.h>
+
+class CNATFWCandidatePair;
+class CNATFWCandidate;
+
+/**
+ * Observer interface for clients to receive events from NATFW.
+ *
+ * @lib natconfw.lib
+ * @since S60 v3.2
+ */
+class MNATFWConnectivityObserver
+ {
+
+public:
+
+ /** NAT connectivity framework events. */
+ enum TNATFWConnectivityEvent
+ {
+ /** Completing event for CreateSessionL. */
+ ESessionCreated = 0x0001,
+
+ /** This event is triggered when a new local candidate has been
+ found. Eventdata is an instance of CNATFWCandidate class. Ownership
+ of the candidate is transferred. */
+ ELocalCandidateFound = 0x0002,
+
+ /** Completing event for FetchCandidate(s). */
+ EFetchingCompleted = 0x0004,
+
+ /** Completing event for SetReceivingStateL. */
+ EReceivingActivated = 0x0008,
+
+ /** Completing event for SetReceivingStateL. */
+ EReceivingDeactivated = 0x0010,
+
+ /** Completing event for SetSendingStateL. */
+ ESendingActivated = 0x0020,
+
+ /** Completing event for SetSendingStateL. */
+ ESendingDeactivated = 0x0040,
+
+ /** This event is triggered when a new working ICE candidate pair
+ has been found. Eventdata is an instance of CNATFWCandidatePair class.
+ Ownership of the candidate pair is transferred.*/
+ ECandidatePairFound = 0x0080,
+
+ /** Completing event for PerformConnectivityChecksL. */
+ EConnChecksCompleted = 0x0100,
+
+ /** This event is triggered when an error within a stream has occured
+ and no asynchnorous operation is ongoing. Error during asynchronous
+ operation is reported by completing that operation with error code.*/
+ EGeneralError = 0x0200,
+
+ /** Defines all the supported events. Can only be used for registering
+ and unregistering observers for events.*/
+ EAllEvents = 0x03ff
+
+ };
+
+ /**
+ * Notifies about NAT connectivity framework events.
+ *
+ * @since S60 v3.2
+ * @param aSessionId The session identifier
+ * @param aStreamId The stream identifier
+ * @param aEvent The event
+ * @param aError The error code
+ * @param aEventData Optional event data specified by particular event
+ */
+ virtual void EventOccured( TUint aSessionId, TUint aStreamId,
+ TNATFWConnectivityEvent aEvent, TInt aError, TAny* aEventData ) = 0;
+ };
+
+#endif // M_NATFWCONNECTIVITYOBSERVER_H