dcmofw/dcmoclient/src/dcmoclient.cpp
author Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
Thu, 17 Dec 2009 09:07:52 +0200
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/*
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* Copyright (c) 2009 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:  DCMO Client implementation
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*
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*/
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#include <e32svr.h>
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#include <featmgr.h>
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#include "dcmoclientserver.h"
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#include "dcmoconst.h"
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#include "dcmoclient.h"
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#include "dcmodebug.h"
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// Standard server startup code
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// 
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static TInt StartServerL()
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	{
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	RDEBUG("DCMOServer: Starting server...");
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	// EPOC and EKA 2 is easy, we just create a new server process. Simultaneous
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	// launching of two such processes should be detected when the second one
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	// attempts to create the server object, failing with KErrAlreadyExists.
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	RProcess server;
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	TInt r=server.Create(KDCMOServerName,KNullDesC);
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	if (r!=KErrNone)
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		{
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		RDEBUG_2("DCMOClient: server start failed %d",r);
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		return r;
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		}
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	TRequestStatus stat;
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	server.Rendezvous(stat);
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	if (stat!=KRequestPending)
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		server.Kill(0);		// abort startup
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	else
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		server.Resume();	// logon OK - start the server
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	RDEBUG("DCMOClient: Started");
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	User::WaitForRequest(stat);		// wait for start or death
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	// we can't use the 'exit reason' if the server panicked as this
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	// is the panic 'reason' and may be '0' which cannot be distinguished
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	// from KErrNone
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	r=(server.ExitType()==EExitPanic) ? KErrGeneral : stat.Int();
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	server.Close();
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	return r;
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	}
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// ---------------------------------------------------------------------------
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// RDCMOClient::NewL() 
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// ---------------------------------------------------------------------------	
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EXPORT_C RDCMOClient* RDCMOClient::NewL()
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	{
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	RDEBUG(" RDCMOClient::NewL--Begin");
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	FeatureManager::InitializeLibL();
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	TBool featureSupport = FeatureManager::FeatureSupported( KFeatureIdFfRuntimeDeviceCapabilityConfiguration );
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	FeatureManager::UnInitializeLib();
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	if ( ! featureSupport )  
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  {
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		// feature is not supported
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		RDEBUG(" RDCMOClient::NewL-- DCMO Feature is Not Supported" );	
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		User::Leave(KErrNotSupported);
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	}
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	RDCMOClient* self = new( ELeave ) RDCMOClient( );
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	CleanupStack::PushL( self );
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	TInt err = self->OpenL();
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  CleanupStack::Pop();
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  RDEBUG_2(" RDCMOClient::NewL--End error as %d",err);  	
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  return self;
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	}
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// -----------------------------------------------------------------------------
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// RDCMOClient::~RDCMOClient()
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// Destructor.
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// -----------------------------------------------------------------------------
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//
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RDCMOClient::~RDCMOClient()
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{
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    Close();
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}	
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// ---------------------------------------------------------------------------
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// RDCMOClient::OpenL()
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// ---------------------------------------------------------------------------
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TInt RDCMOClient::OpenL()
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	{	
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	RDEBUG("RDCMOClient::OpenL()- Begin");
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	TInt res = KErrNone;	
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	res = CreateSession( KDCMOServerName,TVersion(KDCMOServerMajorVersionNumber, KDCMOServerMinorVersionNumber, KDCMOServerBuildVersionNumber), KDCMOServerMessageSlotNumber );
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	if ( res == KErrNotFound || res == KErrServerTerminated )
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		{
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		RDEBUG("RDCMOClient::OpenL()- session not created");
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		res = StartServerL();
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		User::LeaveIfError( res );
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		res = CreateSession( KDCMOServerName,TVersion(KDCMOServerMajorVersionNumber, KDCMOServerMinorVersionNumber, KDCMOServerBuildVersionNumber), KDCMOServerMessageSlotNumber );
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		}
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	User::LeaveIfError( res );
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	RDEBUG_2("RDCMOClient::OpenL()- End with Errorcode as %d",res);	
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	return res;
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	}
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// ---------------------------------------------------------------------------
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// RDCMOClient::Close()
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// ---------------------------------------------------------------------------
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void RDCMOClient::Close()
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	{
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	RDEBUG(" RDCMOClient::Close");
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	RSessionBase::Close();  //basecall
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	}
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// ----------------------------------------------------------------------------
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// RDCMOClient::GetDCMOIntAttributeValue()
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// ----------------------------------------------------------------------------	
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TDCMOStatus RDCMOClient::GetDCMOIntAttributeValue(TDes& aCategory, TDCMONode aId, TInt& aValue)
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	{		
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    RDEBUG(" RDCMOClient::GetDCMOIntAttributeValue--Begin");
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	TPckg<TDCMONode> p(aId);
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	TPckg<TInt> intValue(aValue);
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	TDCMOStatus status(EDcmoSuccess);
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	TPckg<TDCMOStatus> statusValue(status);
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	TInt err = SendReceive( EDcmoGetAttrInt, TIpcArgs(&aCategory, &p, &intValue, &statusValue));
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	if(err != KErrNone)
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	    status = EDcmoFail;  	
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	RDEBUG_2(" RDCMOClient::GetDCMOIntAttributeValue--End error as %d",err);
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	return status;
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	}
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// ----------------------------------------------------------------------------
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// RDCMOClient::GetDCMOStrAttributeValue()
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// ----------------------------------------------------------------------------	
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TDCMOStatus RDCMOClient::GetDCMOStrAttributeValue(TDes& aCategory, TDCMONode aId, TDes& aStrValue)
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	{		
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	RDEBUG(" RDCMOClient::GetDCMOStrAttributeValue--Begin");
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	TPckg<TDCMONode> p(aId);
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	TDCMOStatus status(EDcmoSuccess);
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	TPckg<TDCMOStatus> statusValue(status);
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	TInt err = SendReceive( EDcmoGetAttrStr, TIpcArgs(&aCategory, &p, &aStrValue, &statusValue));
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	if(err != KErrNone)
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	    status = EDcmoFail;
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	RDEBUG_2(" RDCMOClient::GetDCMOStrAttributeValue--End error as %d",err);
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	return status;
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	}
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// ----------------------------------------------------------------------------
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// RDCMOClient::SetDCMOIntAttributeValue()
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// ----------------------------------------------------------------------------	
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TDCMOStatus RDCMOClient::SetDCMOIntAttributeValue(TDes& aCategory, TDCMONode aId, TInt aValue)
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	{		
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	RDEBUG(" RDCMOClient::SetDCMOIntAttributeValue--Begin");
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	TPckg<TDCMONode> p(aId);
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	TPckg<TInt> intValue(aValue);
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	TDCMOStatus status(EDcmoSuccess);
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	TPckg<TDCMOStatus> statusValue(status);
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	TInt err = SendReceive( EDcmoSetAttrInt, TIpcArgs(&aCategory, &p, &intValue, &statusValue));
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	if(err != KErrNone)
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	    status = EDcmoFail;
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	RDEBUG_2(" RDCMOClient::SetDCMOIntAttributeValue--End error as %d",err);
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	return status;
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	}
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// ----------------------------------------------------------------------------
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// RDCMOClient::SetDCMOStrAttributeValue()
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// ----------------------------------------------------------------------------	
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TDCMOStatus RDCMOClient::SetDCMOStrAttributeValue(TDes& aCategory, TDCMONode aId, TDes& aStrValue)
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	{		
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	RDEBUG(" RDCMOClient::SetDCMOStrAttributeValue--Begin");
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	TPckg<TDCMONode> p(aId);
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	TDCMOStatus status(EDcmoSuccess);
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	TPckg<TDCMOStatus> statusValue(status);
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	TInt err = SendReceive( EDcmoSetAttrStr, TIpcArgs(&aCategory, &p, &aStrValue, &statusValue));
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	if(err != KErrNone)
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	    status = EDcmoFail;
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	RDEBUG_2(" RDCMOClient::SetDCMOStrAttributeValue--End error as %d",err);
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	return status;
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	}	
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// ----------------------------------------------------------------------------
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// RDCMOClient::SearchByGroupValue()
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// ----------------------------------------------------------------------------	
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void RDCMOClient::SearchByGroupValue(TDes& aGroup, TDes& aAdapterList)
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	{		
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	RDEBUG(" RDCMOClient::SearchByGroupValue--Begin");
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	TInt err = SendReceive( EDcmoSearchAdapter, TIpcArgs(&aGroup, &aAdapterList));
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	RDEBUG_2(" RDCMOClient::SearchByGroupValue--End error as %d",err);
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	}