1 /*

     2 * Copyright (c) 2009-2010 Nokia Corporation and/or its subsidiary(-ies).

     3 * All rights reserved.

     4 * This component and the accompanying materials are made available

     5 * under the terms of "Eclipse Public License v1.0"

     6 * which accompanies this distribution, and is available

     7 * at the URL "http://www.eclipse.org/legal/epl-v10.html".

     8 *

     9 * Initial Contributors:

    10 * Nokia Corporation - initial contribution.

    11 *

    12 * Contributors:

    13 *

    14 * Description:

    15 * WLAN Sniffer application main class implementation.

    16 */

    17 

    18 // System includes

    19 

    20 #include <QProcess>

    21 #include <QLocale>

    22 #include <HbTranslator>

    23 

    24 // User includes

    25 

    26 #include "wlansnifferengine.h"

    27 #include "wlansniffermainwindow.h"

    28 #include "wlansniffer.h"

    29 

    30 #include "OstTraceDefinitions.h"

    31 #ifdef OST_TRACE_COMPILER_IN_USE

    32 #include "wlansnifferTraces.h"

    33 #endif

    34 

    35 /*!

    36     \class WlanSniffer

    37     \brief WLAN Sniffer main class implementation.

    38 */

    39 

    40 // External function prototypes

    41 

    42 // Local constants

    43 

    44 // ======== LOCAL FUNCTIONS ========

    45 

    46 // ======== MEMBER FUNCTIONS ========

    47 

    48 /*!

    49     Constructor.

    50     

    51     @param [in] argc Parameter count.

    52     @param [in] argv Parameters. 

    53  */

    54 

    55 WlanSniffer::WlanSniffer(int argc, char* argv[]) :

    56     HbApplication(argc, argv),

    57     mEngine(new WlanSnifferEngine(this)),

    58     mTranslator(new HbTranslator()),

    59     mMainWindow(0)

    60 {

    61     OstTraceFunctionEntry0(WLANSNIFFER_WLANSNIFFER_ENTRY);

    62     

    63     // Install also common localization

    64     mTranslator->loadCommon();

    65     

    66     mMainWindow = QSharedPointer<WlanSnifferMainWindow>(

    67         new WlanSnifferMainWindow(mEngine));

    68     

    69     // Connect exit handling

    70     bool connectStatus = connect(

    71         mEngine,

    72         SIGNAL(exitTriggered()),

    73         this,

    74         SLOT(exitApplication()));

    75     Q_ASSERT(connectStatus);

    76 

    77     // Start the Wlan Sniffer Keepalive process, if not started yet

    78     // The purpose of the process is to manage Wlan links opened

    79     // by this application, and the process should be running always

    80     // after the first launch of this application.

    81     if (findKeepaliveProcess() == false) {

    82         QProcess::startDetached("wlansnifferkeepalive");

    83     }

    84     

    85     OstTraceFunctionExit0(WLANSNIFFER_WLANSNIFFER_EXIT);

    86 }

    87 

    88 /*!

    89     Destructor.

    90  */

    91 

    92 WlanSniffer::~WlanSniffer()

    93 {

    94     OstTraceFunctionEntry0(WLANSNIFFER_WLANSNIFFERDESTR_ENTRY);

    95     OstTraceFunctionExit0(WLANSNIFFER_WLANSNIFFERDESTR_EXIT);

    96 }

    97 

    98 /*!

    99     Function for finding possible running keepalive process.

   100     

   101     @return TRUE if a keepalive process was found running.

   102  */

   103 

   104 bool WlanSniffer::findKeepaliveProcess()

   105 {

   106     OstTraceFunctionEntry0(WLANSNIFFER_FINDKEEPALIVEPROCESS_ENTRY);

   107     

   108     // Try to search the keepalive process

   109     bool found = false;

   110     TFileName executableName;

   111     executableName.Copy(_L("wlansnifferkeepalive*"));

   112     TFindProcess processSearch;

   113     TFullName processFullName;

   114     while (processSearch.Next(processFullName) == KErrNone) {

   115         if (processFullName.Match(executableName) != KErrNotFound) { 

   116             found = true;

   117             break;

   118         }

   119     }

   120     

   121     OstTraceExt1(

   122         TRACE_NORMAL,

   123         WLANSNIFFER_FINDKEEPALIVEPROCESS_RESULT,

   124         "WlanSniffer::findKeepaliveProcess;found=%hhu",

   125         found);

   126     

   127     OstTraceFunctionExit0(WLANSNIFFER_FINDKEEPALIVEPROCESS_EXIT);

   128     return found;

   129 }

   130 

   131 /*!

   132     Slot for handling application exit.

   133  */

   134 

   135 void WlanSniffer::exitApplication()

   136 {

   137     OstTraceFunctionEntry0(WLANSNIFFER_EXITAPPLICATION_ENTRY);

   138     

   139     exit();

   140 

   141     OstTraceFunctionExit0(WLANSNIFFER_EXITAPPLICATION_EXIT);

   142 }