wlanutilities/wlansniffer/wlansnifferkeepalive/src/wsfkeepalive.cpp
author Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
Tue, 31 Aug 2010 16:18:40 +0300
branchRCL_3
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permissions -rw-r--r--
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/*
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* Copyright (c) 2010 Nokia Corporation and/or its subsidiary(-ies).
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* All rights reserved.
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* This component and the accompanying materials are made available
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* under the terms of "Eclipse Public License v1.0"
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* which accompanies this distribution, and is available
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* at the URL "http://www.eclipse.org/legal/epl-v10.html".
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*
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* Initial Contributors:
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* Nokia Corporation - initial contribution.
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*
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* Contributors:
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*
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* Description:
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* Main implementation of Wlan Sniffer Keepalive application.
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*/
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// System include files
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#include <rconnmon.h>
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// User include files
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#include "wsfkeepalivetimer.h"
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#include "wsfkeepalivecmm.h"
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#include "wsfkeepaliveconnmon.h"
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#include "wsfkeepaliveconnmondisc.h"
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#include "wsfkeepaliveesock.h"
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#include "wsfkeepalive.h"
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#include "OstTraceDefinitions.h"
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#ifdef OST_TRACE_COMPILER_IN_USE
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#include "wsfkeepaliveTraces.h"
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#endif
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// External function prototypes
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// Local constants
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// We need to poll for client info every 5 seconds
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static const int KKeepalivePollInterval = 5000000;
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// We can close a connection after 5 minutes of inactivity
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static const int KKeepaliveInactivityInterval = 300;
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// UID of Wlan sniffer application
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static const TUid KWlanSnifferUid = { 0x10281CAA };
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// UID of Wlan login application
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static const TUid KWlanloginUid = { 0x2002E6D0 };
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// List of UIDs of clients not considered as "real"
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static const TUid KDiscardedClientUids[] = 
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    {
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        { 0x2002FF5F }, // Sniffer keepalive process, that is, us
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        KWlanSnifferUid, // Sniffer application (wlansniffer.exe)
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        KWlanloginUid, //   Wlan Login application (wlanlogin.exe)
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        { 0x101fD9C5 }  // DHCP server (dhcpserv.exe)
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    };
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// ======== LOCAL FUNCTIONS ========
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// ======== MEMBER FUNCTIONS ========
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CWsfKeepalive* CWsfKeepalive::NewL()
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    {
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    OstTraceFunctionEntry0( CWSFKEEPALIVE_NEWL_ENTRY );
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    CWsfKeepalive* me = new ( ELeave ) CWsfKeepalive();
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    CleanupStack::PushL( me );
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    me->ConstructL();
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    CleanupStack::Pop( me );
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    OstTraceFunctionExit0( CWSFKEEPALIVE_NEWL_EXIT );
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    return me;
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    }
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CWsfKeepalive::~CWsfKeepalive()
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    {
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    OstTraceFunctionEntry0( DUP1_CWSFKEEPALIVE_CWSFKEEPALIVE_ENTRY );
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    delete iEsock;
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    delete iConnMonDisc;
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    delete iCmMgr;
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    delete iConnMon;
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    delete iTimer;
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    OstTraceFunctionExit0( DUP1_CWSFKEEPALIVE_CWSFKEEPALIVE_EXIT );
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    }
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void CWsfKeepalive::TimerExpired( TInt aError )
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    {
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    OstTraceFunctionEntry0( CWSFKEEPALIVE_TIMEREXPIRED_ENTRY );
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    TBool restartTimer = ETrue; // Should we restart timer or not?
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    if ( aError == KErrNone )
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        {
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        // Timer successfully completed, handle it
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        if ( NoRealClients( iConnectionId ) )
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            {
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            TTime now;
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            now.UniversalTime();
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            // Check whether we are moving from EActiveWithClients to
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            // EActiveNoClients
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            if ( iState == EActiveWithClients )
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                {
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                OstTrace0(
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                    TRACE_NORMAL,
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                    CWSFKEEPALIVE_TIMEREXPIRED_RESET,
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                    "CWsfKeepalive::TimerExpired Keepalive time reset" );
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                // Connection had clients, but doesn't anymore. Keepalive
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                // inactivity time starts now
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parents:
diff changeset
   114
                iKeepaliveStart = now;
63be7eb3fc78 Revision: 201029
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parents:
diff changeset
   115
                }
63be7eb3fc78 Revision: 201029
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parents:
diff changeset
   116
            // Check whether keepalive time has been reached
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   117
            else if ( iKeepaliveStart +
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   118
                TTimeIntervalSeconds( KKeepaliveInactivityInterval ) <= now )
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   119
                {
63be7eb3fc78 Revision: 201029
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parents:
diff changeset
   120
                OstTrace0(
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   121
                    TRACE_NORMAL,
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   122
                    CWSFKEEPALIVE_TIMEREXPIRED_DONE,
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   123
                    "CWsfKeepalive::TimerExpired Keepalive time expired" );
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   124
                
63be7eb3fc78 Revision: 201029
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parents:
diff changeset
   125
                // Keepalive time limit expired, connection should be stopped
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   126
                iEsock->Disconnect();
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   127
                iConnMonDisc->Disconnect( iConnectionId );
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   128
                restartTimer = EFalse;
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   129
                }
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   130
            
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   131
            // There are now no real clients for the connection
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   132
            SetState( EActiveNoClients );
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   133
            }
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   134
        else
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   135
            {
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   136
            // One or more real clients are using the connection
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   137
            SetState( EActiveWithClients );
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   138
            }
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   139
        }
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   140
    else
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   141
        {
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   142
        // Timer not successful, probably because we stopped it
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   143
        restartTimer = EFalse;
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   144
        }
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   145
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   146
    if ( restartTimer )
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   147
        {
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   148
        TTimeIntervalMicroSeconds32 interval( KKeepalivePollInterval );
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   149
        iTimer->After( interval );
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   150
        }
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   151
    
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   152
    OstTraceFunctionExit0( CWSFKEEPALIVE_TIMEREXPIRED_EXIT );
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   153
    }
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   154
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   155
void CWsfKeepalive::WlanConnectionOpenedL( TUint aConnectionId, TUint aIapId )
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   156
    {
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   157
    OstTraceFunctionEntry0( CWSFKEEPALIVE_WLANCONNECTIONOPENEDL_ENTRY );
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   158
    
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   159
    OstTraceExt2(
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   160
        TRACE_NORMAL,
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   161
        CWSFKEEPALIVE_WLANCONNECTIONOPENED,
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   162
        "CWsfKeepalive::WlanConnectionOpened;aConnectionId=%u;aIapId=%u",
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   163
        aConnectionId,
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   164
        aIapId );
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   165
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   166
    // We are only interested in connections opened by the Wlan Sniffer
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   167
    if ( OpenedByWlanSniffer( aConnectionId ) )
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   168
        {
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   169
        // Start to monitor this connection, and add us as a user to the
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   170
        // connection
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   171
        iConnectionId = aConnectionId;
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   172
        iIapId = aIapId;
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   173
        iEsock->ConnectL( aIapId );
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   174
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   175
        // Assume there are no real clients yet. Setup timer for polling
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   176
        // when real clients might be added to the connection
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   177
        SetState( EActiveNoClients );
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   178
        iKeepaliveStart.UniversalTime();
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   179
        
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   180
        OstTrace0(
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   181
            TRACE_NORMAL,
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   182
            CWSFKEEPALIVE_WLANCONNECTIONOPENED_RESET,
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   183
            "CWsfKeepalive::WlanConnectionOpened Keepalive time reset" );
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   184
        
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   185
        TTimeIntervalMicroSeconds32 interval( KKeepalivePollInterval );
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   186
        iTimer->After( interval );
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   187
        }
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   188
    
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   189
    OstTraceFunctionExit0( CWSFKEEPALIVE_WLANCONNECTIONOPENEDL_EXIT );
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   190
    }
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   191
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   192
void CWsfKeepalive::WlanConnectionClosed()
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   193
    {
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   194
    OstTraceFunctionEntry0( CWSFKEEPALIVE_WLANCONNECTIONCLOSED_ENTRY );
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   195
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   196
    // No need to monitor anything anymore
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   197
    SetState( EInactive );
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   198
    iConnectionId = KInvalidConnectionId;
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   199
    // Stop also the polling timer
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   200
    iTimer->Stop();
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   201
    
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   202
    OstTrace1(
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   203
        TRACE_NORMAL,
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   204
        CWSFKEEPALIVE_WLANCONNECTIONCLOSED_IAPID,
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   205
        "CWsfKeepalive::WlanConnectionClosed iapId=%d",
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   206
        iIapId );
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   207
    
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   208
    // If connected to hotspot IAP, the IAP must be deleted
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   209
    if ( iCmMgr->GetHotspotInfoL( iIapId ) )
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   210
        {
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   211
        OstTrace0(
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   212
            TRACE_NORMAL,
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   213
            CWSFKEEPALIVE_WLANCONNECTIONCLOSED_HOTSPOTDETECTED,
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   214
            "CWsfKeepalive::WlanConnectionClosed Hotspot IAP detected" );
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   215
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   216
        if ( !iCmMgr->DeleteHotspotIapL( iIapId ) )
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   217
            {
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   218
            OstTrace0(
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   219
                TRACE_NORMAL,
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   220
                CWSFKEEPALIVE_WLANCONNECTIONCLOSED_HOTSPOTDELETEFAILED,
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   221
                "CWsfKeepalive::WlanConnectionClosed Hotspot delete failed" );
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   222
            }
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   223
        iIapId = 0;
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   224
        }
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   225
    
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   226
    OstTraceFunctionExit0( CWSFKEEPALIVE_WLANCONNECTIONCLOSED_EXIT );
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   227
    }
63be7eb3fc78 Revision: 201029
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parents:
diff changeset
   228
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parents:
diff changeset
   229
// ---------------------------------------------------------------------------
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   230
// Default constructor
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   231
// ---------------------------------------------------------------------------
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parents:
diff changeset
   232
//
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parents:
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   233
CWsfKeepalive::CWsfKeepalive() :
63be7eb3fc78 Revision: 201029
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   234
    iConnectionId( KInvalidConnectionId ),
63be7eb3fc78 Revision: 201029
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parents:
diff changeset
   235
    iState( EInactive ),
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   236
    iIapId( 0 )
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parents:
diff changeset
   237
    {
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   238
    OstTraceFunctionEntry0( CWSFKEEPALIVE_CWSFKEEPALIVE_ENTRY );
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   239
    OstTraceFunctionExit0( CWSFKEEPALIVE_CWSFKEEPALIVE_EXIT );
63be7eb3fc78 Revision: 201029
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diff changeset
   240
    }
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   241
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parents:
diff changeset
   242
// ---------------------------------------------------------------------------
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parents:
diff changeset
   243
// Leaving constructor
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   244
// ---------------------------------------------------------------------------
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parents:
diff changeset
   245
//
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   246
void CWsfKeepalive::ConstructL()
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   247
    {
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   248
    OstTraceFunctionEntry0( CWSFKEEPALIVE_CONSTRUCTL_ENTRY );
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   249
    
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   250
    iTimer = CWsfKeepaliveTimer::NewL( *this );
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   251
    iConnMon = CWsfKeepaliveConnMon::NewL( *this );
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   252
    iConnMonDisc = CWsfKeepaliveConnMonDisc::NewL();
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   253
    iEsock = CWsfKeepaliveEsock::NewL();
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   254
    iCmMgr = CWsfKeepaliveCmm::NewL();
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   255
    
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   256
    OstTraceFunctionExit0( CWSFKEEPALIVE_CONSTRUCTL_EXIT );
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   257
    }
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   258
 
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   259
// ---------------------------------------------------------------------------
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   260
// Checks whether the given connection was opened by the Wlan Sniffer
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   261
// application
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   262
// ---------------------------------------------------------------------------
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   263
//
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   264
TBool CWsfKeepalive::OpenedByWlanSniffer( TUint aConnectionId )
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   265
    {
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   266
    OstTraceFunctionEntry0( CWSFKEEPALIVE_OPENEDBYWLANSNIFFER_ENTRY );
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   267
    
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   268
    TBool retVal = EFalse;
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   269
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   270
    // Get all clients of this connection
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   271
    TConnMonClientEnumBuf clientInfo;
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   272
    iConnMon->GetClientInfo( clientInfo, aConnectionId );
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   273
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   274
    // Check whether Wlan sniffer is one of the clients
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   275
    for ( TInt i( 0 ); i < clientInfo().iCount; ++i )
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   276
        {
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   277
        if ( clientInfo().iUid[i] == KWlanSnifferUid )
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   278
            {
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   279
            // Match found, stop looking
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   280
            retVal = ETrue;
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   281
            break;
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   282
            }
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   283
        }
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   284
    
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   285
    OstTraceExt2(
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   286
        TRACE_NORMAL,
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   287
        CWSFKEEPALIVE_OPENEDBYWLANSNIFFER,
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   288
        "CWsfKeepalive::OpenedByWlanSniffer;aConnectionId=%u;retVal=%u",
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   289
        aConnectionId,
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   290
        retVal );
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   291
    
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   292
    OstTraceFunctionExit0( CWSFKEEPALIVE_OPENEDBYWLANSNIFFER_EXIT );
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   293
    return retVal;
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   294
    }
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   295
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   296
// ---------------------------------------------------------------------------
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   297
// Checks whether there are any real clients using the given connection
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   298
// ---------------------------------------------------------------------------
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   299
//
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   300
TBool CWsfKeepalive::NoRealClients( TUint aConnectionId )
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   301
    {
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   302
    OstTraceFunctionEntry0( CWSFKEEPALIVE_NOREALCLIENTS_ENTRY );
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   303
    
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   304
    // Get all clients of this connection
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   305
    TConnMonClientEnumBuf clientInfo;
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   306
    iConnMon->GetClientInfo( clientInfo, aConnectionId );
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   307
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   308
    // Get the client count
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   309
    TInt clientCount = clientInfo().iCount;
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   310
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   311
    TInt discardedClientCount = sizeof( KDiscardedClientUids ) / sizeof( TUid );
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   312
    
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   313
    // Decrease count by each non-real client we must discard
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   314
    for ( TInt i( 0 ); i < clientInfo().iCount; ++i )
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   315
        {
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   316
        for ( TInt j( 0 ); j < discardedClientCount; ++j )
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   317
            {
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   318
            if ( clientInfo().iUid[i] == KDiscardedClientUids[j] )
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   319
                {
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   320
                OstTrace1(
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   321
                    TRACE_NORMAL,
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   322
                    CWSFKEEPALIVE_NOREALCLIENTS_DISCARD,
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   323
                    "CWsfKeepalive::NoRealClients Client discarded;clientInfo().iUid[i].iUid=%x",
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   324
                    clientInfo().iUid[i].iUid );
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   325
                --clientCount;
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   326
                break;
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   327
                }
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   328
            }
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   329
        }
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   330
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   331
    // If we reached zero, there were no real clients
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   332
    TBool retVal = clientCount == 0 ? ETrue : EFalse;
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   333
    OstTraceExt2(
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   334
        TRACE_NORMAL,
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   335
        CWSFKEEPALIVE_NOREALCLIENTS,
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   336
        "CWsfKeepalive::NoRealClients;aConnectionId=%u;retVal=%u",
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   337
        aConnectionId,
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   338
        retVal );
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   339
    
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   340
    OstTraceFunctionExit0( CWSFKEEPALIVE_NOREALCLIENTS_EXIT );
63be7eb3fc78 Revision: 201029
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   341
    return retVal;
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    }
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// ---------------------------------------------------------------------------
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// Sets the given state and traces the transition, if state changed.
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// ---------------------------------------------------------------------------
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//
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void CWsfKeepalive::SetState( TUint aState )
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    {
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    OstTraceFunctionEntry0( CWSFKEEPALIVE_SETSTATE_ENTRY );
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#ifdef OST_TRACE_COMPILER_IN_USE
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    if ( aState != iState )
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        {
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        OstTrace1(
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            TRACE_NORMAL,
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            CWSFKEEPALIVE_SETSTATE,
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            "CWsfKeepalive::SetState;aState=%{State}",
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            aState );
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        }
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#endif
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    iState = aState;
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    OstTraceFunctionExit0( CWSFKEEPALIVE_SETSTATE_EXIT );
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    }