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/*
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* Copyright (c) 2007-2008 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: ?Description
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*
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*/
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#include <xmlengdom.h>
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#include <liwservicehandler.h>
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#include "hnservicehandler.h"
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#include "hnliwutils.h"
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#include "hnglobals.h"
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#include "hnmdbasekey.h"
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// ======== MEMBER FUNCTIONS ========
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// ---------------------------------------------------------------------------
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//
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// ---------------------------------------------------------------------------
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//
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void CHnServiceHandler::ConstructL(
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const TDesC8& aService, const TDesC8& aInterface,
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const TDesC8& aCommand,
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CLiwGenericParamList* aConstructor,
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CLiwGenericParamList* aServiceCommand )
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{
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iServiceName.CreateL( aService );
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iInterfaceName.CreateL( aInterface );
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iCommandName.CreateL( aCommand );
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iServiceHandler = CLiwServiceHandler::NewL();
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iInput = CLiwGenericParamList::NewL();
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iOutputForAS = CLiwGenericParamList::NewL();
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iServiceInterface = NULL;
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SetServiceInterfaceL( aConstructor );
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// Please note that by setting these two member variables
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// we take ownership of aConstructor and aServiceCommand.
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// No leaving functions may be called in ConstructL from
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// now on.
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iConstructor = aConstructor;
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iCommand = aServiceCommand;
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}
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// ---------------------------------------------------------------------------
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//
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// ---------------------------------------------------------------------------
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//
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EXPORT_C CHnServiceHandler* CHnServiceHandler::NewL(
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const TDesC8& aService, const TDesC8& aInterface,
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const TDesC8& aCommand, TServiceMode aMode,
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CLiwGenericParamList* aConstructor,
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CLiwGenericParamList* aServiceCommand )
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{
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CHnServiceHandler* self = CHnServiceHandler::NewLC( aService, aInterface,
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aCommand, aMode, aConstructor, aServiceCommand );
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CleanupStack::Pop( self );
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return self;
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}
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// ---------------------------------------------------------------------------
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//
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// ---------------------------------------------------------------------------
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//
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EXPORT_C CHnServiceHandler* CHnServiceHandler::NewLC(
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const TDesC8& aService, const TDesC8& aInterface,
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const TDesC8& aCommandName, TServiceMode aMode,
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CLiwGenericParamList* aConstructor,
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CLiwGenericParamList* aServiceCommand )
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{
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CHnServiceHandler* self = new( ELeave ) CHnServiceHandler( aMode );
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CleanupStack::PushL( self );
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self->ConstructL( aService, aInterface, aCommandName, aConstructor,
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aServiceCommand );
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return self;
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}
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// ---------------------------------------------------------------------------
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//
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// ---------------------------------------------------------------------------
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//
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CHnServiceHandler::CHnServiceHandler( TServiceMode aMode ) :
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iMode( aMode )
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{
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}
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// ---------------------------------------------------------------------------
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//
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// ---------------------------------------------------------------------------
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//
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EXPORT_C CHnServiceHandler::~CHnServiceHandler()
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{
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iServiceName.Close();
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iInterfaceName.Close();
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iCommandName.Close();
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if ( iServiceInterface )
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{
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iServiceInterface->Close();
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}
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delete iInput;
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delete iConstructor;
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delete iCommand;
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delete iOutputForAS;
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if ( iServiceHandler )
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{
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iServiceHandler->Reset();
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delete iServiceHandler;
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}
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}
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// ---------------------------------------------------------------------------
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//
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// ---------------------------------------------------------------------------
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//
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EXPORT_C TBool CHnServiceHandler::ServiceHandlerMatchesModel(
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const TDesC8& aService,
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const TDesC8& aInterface,
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const CLiwGenericParamList* aConstructor ) const
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{
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__ASSERT_DEBUG( aConstructor, User::Invariant() );
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TBool ret = ( aInterface == iInterfaceName && aService == iServiceName );
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if ( ret )
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{
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const TInt count = iConstructor->Count();
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ret = ( count == aConstructor->Count() );
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for ( TInt i = 0; ret && i < count; ++i )
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{
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ret = ( ( *iConstructor )[i] == ( *aConstructor )[i] );
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}
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}
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return ret;
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}
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// ---------------------------------------------------------------------------
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//
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// ---------------------------------------------------------------------------
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//
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EXPORT_C void CHnServiceHandler::PrepareForNextExecutionL(
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const TDesC8& aCommand, TServiceMode aMode,
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CLiwGenericParamList* aServiceCommand )
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{
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__ASSERT_DEBUG( aServiceCommand && aServiceCommand != iCommand,
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User::Invariant() );
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{ // braces for scope only
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RBuf8 copy;
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CleanupClosePushL( copy );
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copy.CreateL( aCommand );
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iCommandName.Swap( copy );
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CleanupStack::PopAndDestroy( © );
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}
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iMode = aMode;
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delete iCommand;
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iCommand = aServiceCommand;
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// Ownership of aServiceCommand has been taken. Do not add any piece of
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// code that could leave after this line.
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}
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// ---------------------------------------------------------------------------
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//
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// ---------------------------------------------------------------------------
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//
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EXPORT_C TInt CHnServiceHandler::ExecuteL( MLiwNotifyCallback* aCallback,
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TInt aCmdOptions)
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{
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TInt err( KErrNotSupported );
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if( iServiceInterface )
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{
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err = KErrNotSupported;
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iOutputForAS->Reset();
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iInput->Reset();
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iInput->AppendL( *iCommand );
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switch( iMode )
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{
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case EServiceModeAsynchronous:
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{
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__ASSERT_DEBUG( aCallback , User::Panic( KMatrixPanic , 0 ) );
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TRAP(err, iServiceInterface->ExecuteCmdL(
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iCommandName, *iInput, *iOutputForAS, aCmdOptions, aCallback ) );
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}
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break;
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case EServiceModeSynchronous:
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{
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TRAP(err, iServiceInterface->ExecuteCmdL(
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iCommandName, *iInput, *iOutputForAS, aCmdOptions, NULL ) );
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}
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break;
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}
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}
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return err;
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}
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// ---------------------------------------------------------------------------
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//
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// ---------------------------------------------------------------------------
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//
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EXPORT_C TInt CHnServiceHandler::ExecuteL(
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CLiwGenericParamList& aOutParamList, TRequestStatus& aStatus )
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{
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iClientStatus = &aStatus;
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(*iClientStatus) = KRequestPending;
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iOutputForAO = &aOutParamList;
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TInt err( KErrNotSupported );
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if( iServiceInterface )
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{
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err = KErrNone;
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iInput->Reset();
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iInput->AppendL( *iCommand );
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switch (iMode)
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{
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case EServiceModeAsynchronous:
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{
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TRAP(err, iServiceInterface->ExecuteCmdL(
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iCommandName, *iInput, *iOutputForAO, 0, this ) );
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if ( err != KErrNone )
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{
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User::RequestComplete( iClientStatus, err );
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}
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}
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break;
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case EServiceModeSynchronous:
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{
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TRAP(err, iServiceInterface->ExecuteCmdL(
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iCommandName, *iInput, *iOutputForAO ) );
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User::RequestComplete( iClientStatus, KErrNone );
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}
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break;
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default:
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break;
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}
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}
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else
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{
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// KErrNone ensures that CHnQueryResultCollector::HandleQueryResultsL()
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// is called, empty results are added to list, and
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// CHnMdItem::ResultsCollectedL doesn't get confused
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User::RequestComplete( iClientStatus, KErrNone );
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}
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return err;
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}
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// -----------------------------------------------------------------------------
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//
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// -----------------------------------------------------------------------------
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EXPORT_C TInt CHnServiceHandler::HandleNotifyL(
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TInt /*aCmdId*/,
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TInt /*aEventId*/,
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CLiwGenericParamList& aEventParamList,
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const CLiwGenericParamList& /*aInParamList*/ )
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{
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// reset
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if( iOutputForAO )
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{
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iOutputForAO->Reset();
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iOutputForAO->AppendL( aEventParamList );
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TLiwGenericParam param;
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TInt error(KErrNone);
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param.PushL();
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for (TInt i = 0; i < aEventParamList.Count(); i++)
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{
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if ( param.Name().Compare( KErrorCode8 ) == 0
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&& param.Value().AsTInt32() == KSErrNoMemory )
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{
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error = KErrNoMemory;
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break;
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}
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}
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CleanupStack::PopAndDestroy(¶m);
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User::RequestComplete( iClientStatus, error);
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}
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return KErrNone;
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}
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// -----------------------------------------------------------------------------
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//
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// -----------------------------------------------------------------------------
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TInt CHnServiceHandler::SetServiceInterfaceL(
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CLiwGenericParamList* aConstructor )
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{
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CLiwGenericParamList& inParam = iServiceHandler->InParamListL();
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CLiwGenericParamList& outParam = iServiceHandler->OutParamListL();
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CLiwCriteriaItem* critItem = CLiwCriteriaItem::NewLC( KLiwCmdAsStr,
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iInterfaceName, iServiceName );
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critItem->SetServiceClass( TUid::Uid( KLiwClassBase ) );
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RCriteriaArray critArr;
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CleanupClosePushL( critArr );
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critArr.AppendL( critItem );
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iServiceHandler->AttachL( critArr );
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inParam.AppendL( *aConstructor );
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iServiceHandler->ExecuteServiceCmdL( *critItem, inParam, outParam );
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CleanupStack::PopAndDestroy( &critArr );
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CleanupStack::PopAndDestroy( critItem );
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TInt pos( KErrNone );
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outParam.FindFirst( pos, iInterfaceName );
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if ( pos != KErrNotFound )
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{
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iServiceInterface = outParam[pos].Value().AsInterface();
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}
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return pos;
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}
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// End of file
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