wlanutilities/wlanqtutilities/wrapper/src/wlanqtutilsesockwrapper_symbian.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) 2009-2010 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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* Private implementation of wrapper for Symbian Esock library.
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*/
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// System includes
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#include <e32base.h>
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#include <es_sock.h>
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#include <in_sock.h>
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#include <extendedconnpref.h>
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// User includes
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#include "wlanqtutilsesockwrapper.h"
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#include "wlanqtutilsesockwrapper_symbian.h"
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#include "OstTraceDefinitions.h"
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#ifdef OST_TRACE_COMPILER_IN_USE
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#include "wlanqtutilsesockwrapper_symbianTraces.h"
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#endif
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/*!
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    \class WlanQtUtilsWlanQtUtilsEsockWrapperPrivate
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    \brief Private implementation of wrapper for Symbian Esock library.
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    Provides functionality to connect and disconnect IAPs.
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*/
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// External function prototypes
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// Local constants
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// ======== LOCAL FUNCTIONS ========
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// ======== MEMBER FUNCTIONS ========
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/*!
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    Constructor.
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    @param [in] wrapper Wrapper to report progress to.
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 */
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WlanQtUtilsEsockWrapperPrivate::WlanQtUtilsEsockWrapperPrivate(
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    WlanQtUtilsEsockWrapper *wrapper) :
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    CActive(EPriorityStandard),
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    iConnectionActive(EFalse),
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    q_ptr(wrapper)
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{
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    OstTraceFunctionEntry1(WLANQTUTILSESOCKWRAPPERPRIVATE_WLANQTUTILSESOCKWRAPPERPRIVATE_ENTRY, this);
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    CActiveScheduler::Add(this);
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    // Establish a session to Socket Server. Errors in Socket Server
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    // connection are fatal so just throw them as exceptions
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    qt_symbian_throwIfError(iSocketServer.Connect());
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    OstTraceFunctionExit1(WLANQTUTILSESOCKWRAPPERPRIVATE_WLANQTUTILSESOCKWRAPPERPRIVATE_EXIT, this);
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}
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/*!
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    Destructor.
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 */
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WlanQtUtilsEsockWrapperPrivate::~WlanQtUtilsEsockWrapperPrivate()
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{
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    OstTraceFunctionEntry1(DUP1_WLANQTUTILSESOCKWRAPPERPRIVATE_WLANQTUTILSESOCKWRAPPERPRIVATE_ENTRY, this);
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    // Close any possibly ongoing connection
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    Cancel();
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    // Close Socket Server session
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    iSocketServer.Close();
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    OstTraceFunctionExit1(DUP1_WLANQTUTILSESOCKWRAPPERPRIVATE_WLANQTUTILSESOCKWRAPPERPRIVATE_EXIT, this);
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}
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/*!
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   Starts connection creation to given IAP.
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   @param [in] iapId IAP ID to connect.
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 */
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void WlanQtUtilsEsockWrapperPrivate::ConnectIap(int iapId)
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{
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    OstTraceFunctionEntry1(WLANQTUTILSESOCKWRAPPERPRIVATE_CONNECTIAP_ENTRY, this);
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    // Cancel a (possibly) ongoing previous request
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    Cancel();
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    OstTrace1(
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        TRACE_NORMAL,
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        WLANQTUTILSESOCKWRAPPERPRIVATE_CONNECTIAP,
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        "WlanQtUtilsEsockWrapperPrivate::connectIap;iapId=%d",
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        iapId );
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    // Open an RConnection object. Errors in RConnection opening are
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    // fatal so just throw them as exceptions
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    qt_symbian_throwIfError(iConnection.Open(iSocketServer));
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    // Create overrides for connection preferences to force opening of the
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    // given IAP without any user prompts.
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    TConnPrefList prefList;
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    TExtendedConnPref prefs;
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    prefs.SetIapId(iapId);
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    prefs.SetNoteBehaviour(TExtendedConnPref::ENoteBehaviourConnSilent);
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    QT_TRAP_THROWING(prefList.AppendL(&prefs));
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    // Start a connection with connection preferences
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    iConnection.Start(prefList, iStatus);
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    iConnectionActive = ETrue;
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    SetActive();
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    OstTraceFunctionExit1(WLANQTUTILSESOCKWRAPPERPRIVATE_CONNECTIAP_EXIT, this);
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}
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/*!
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   Disconnects connection, if one is active.
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 */
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void WlanQtUtilsEsockWrapperPrivate::DisconnectIap()
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{      
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    OstTraceFunctionEntry1(WLANQTUTILSESOCKWRAPPERPRIVATE_DISCONNECTIAP_ENTRY, this);
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    if (iConnectionActive) {
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        OstTrace0(
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            TRACE_NORMAL,
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            WLANQTUTILSESOCKWRAPPERPRIVATE_DISCONNECTIAP_DISCONNECT,
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            "WlanQtUtilsEsockWrapperPrivate::disconnectIap Disconnecting connection");
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        iConnectionActive = EFalse;
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        iConnection.Close();            
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    } else {
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        OstTrace0(
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            TRACE_NORMAL,
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            WLANQTUTILSESOCKWRAPPERPRIVATE_DISCONNECTIAP_IGNORED,
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            "WlanQtUtilsEsockWrapperPrivate::disconnectIap Ignored since no active connection");
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    }
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    OstTraceFunctionExit1(WLANQTUTILSESOCKWRAPPERPRIVATE_DISCONNECTIAP_EXIT, this);
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}
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/*!
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   From CActive: called when async request (RConnection::Start())
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   has been completed.
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 */
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   160
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void WlanQtUtilsEsockWrapperPrivate::RunL()
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{
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    OstTraceFunctionEntry1(WLANQTUTILSESOCKWRAPPERPRIVATE_RUNL_ENTRY, this);
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    OstTrace1(
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        TRACE_NORMAL,
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        WLANQTUTILSESOCKWRAPPERPRIVATE_RUNL,
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        "WlanQtUtilsEsockWrapperPrivate::RunL;iStatus=%d", iStatus.Int());
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    bool success;
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    if (iStatus == KErrNone) {
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        success = true;
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    } else {
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        success = false;
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        iConnectionActive = EFalse;
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    }
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    // Report to public wrapper
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    q_ptr->updateConnection(success, iStatus.Int());
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    OstTraceFunctionExit1(WLANQTUTILSESOCKWRAPPERPRIVATE_RUNL_EXIT, this);
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}
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/*!
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   From CActive: called when active object is cancelled.
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 */
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void WlanQtUtilsEsockWrapperPrivate::DoCancel()
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{
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    OstTraceFunctionEntry1(WLANQTUTILSESOCKWRAPPERPRIVATE_DOCANCEL_ENTRY, this);
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    // Disconnect, if needed.
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    DisconnectIap();
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   194
    
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    OstTraceFunctionExit1(WLANQTUTILSESOCKWRAPPERPRIVATE_DOCANCEL_EXIT, this);
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}