--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/networkprotocolmodules/suplprotocolmodule/SuplConnectionManager/inc/observers.h	Tue Feb 02 01:50:39 2010 +0200
@@ -0,0 +1,75 @@
+// Copyright (c) 2008-2009 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:
+//
+
+/**
+ @file
+ @internalComponent
+ @deprecated 
+*/
+#ifndef OBSERVERS_H_
+#define OBSERVERS_H_
+
+#include "suplmessagebase.h"
+
+#include <es_sock.h>
+#include <in_sock.h>
+
+
+/** Used to uniquely identify a session with a SUPL server
+ */
+typedef TUint32 TSuplLocalSessionId;
+
+/** Socket Writer Observer mixin definition.
+This class is implemented by observers of the Socket Writer, which invokes
+methods in this class to make the observers aware of events that occurred on their
+network sessions.
+*/
+class MSuplSocketObserver
+	{
+public:
+	
+	enum TSuplConnectionError
+	{
+		EUndefinedConnectionError,
+		EFailedToSend,
+		EFailedToRead,
+		ESocketError,
+		EDisconnected,
+		EFailedToHandshake,
+		EFailedCertCheck,
+		ETimeOut,
+		EFailedToDecode,
+		ETooMuchDataRead,
+		ELastErrorCode
+	};
+	
+	/** Notification of success in the stablishment of a connection (per-session so that the
+	    connection manager doesn't notify sessions that already knew the connection was up)
+	*/
+	virtual void Connected(const TSuplLocalSessionId& sessionId, TInetAddr& aAddr) = 0;
+	
+	/** This method reports to the observer that an error has occurred in the socket that
+	   it is not possible to recover from.
+	   The observer should relay the error to all the users of this socket.
+	*/
+	virtual void ConnectionError(const TInt& aError, const TInt aSocketWriterIndex, const TSuplLocalSessionId& sessionId, TBool& aDelete) = 0;
+	
+	/** This method reports to the observer that a message has been received
+		(ownership of the message is transferred)
+	*/
+	virtual void MessageReceived(CSuplMessageBase* aSuplMessage) = 0;
+};
+
+#endif /*OBSERVERS_H_*/