/*

* All rights reserved.

* This component and the accompanying materials are made available

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

* which accompanies this distribution, and is available

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

*

* Initial Contributors:

* Nokia Corporation - initial contribution.

*

* Contributors:

*

* Description:  Client/server interface for OOM Monitor.

*

*/

#include <coemain.h>

#include <oommonitorsession.h>

#include "oommonitorclientserver.h"

#include "oompanic.h"

#include "OomTraces.h"

EXPORT_C TInt ROomMonitorSession::Connect()

    {

    FUNC_LOG;

    return CreateSession(KMemoryMonitorServerName, TVersion(0,0,0));

    }

EXPORT_C TInt ROomMonitorSession::RequestFreeMemory(TInt aBytesRequested)

    {

    FUNC_LOG;

    TIpcArgs p(aBytesRequested);

    return SendReceive(EOomMonitorRequestFreeMemory, p);

    }

EXPORT_C TInt ROomMonitorSession::RequestOptionalRam(TInt aBytesRequested, TInt aMinimumBytesNeeded, TInt aPluginId, TInt& aBytesAvailable)

    {

    FUNC_LOG;

    TIpcArgs p(aBytesRequested, aMinimumBytesNeeded, aPluginId, aBytesAvailable);

    TInt ret = SendReceive(EOomMonitorRequestOptionalRam, p);

    if (ret >= 0)

        {

        aBytesAvailable = ret;

        ret = KErrNone;

        }

    return ret;

    }

EXPORT_C void ROomMonitorSession::RequestOptionalRam(TInt aBytesRequested, TInt aMinimumBytesNeeded, TInt aPluginId, TRequestStatus& aStatus)

    {

    FUNC_LOG;

    TIpcArgs p(aBytesRequested, aMinimumBytesNeeded, aPluginId);

    SendReceive(EOomMonitorRequestOptionalRam, p, aStatus);

    }

EXPORT_C void ROomMonitorSession::RequestFreeMemory(TInt aBytesRequested, TRequestStatus& aStatus)

    {

    FUNC_LOG;

    TIpcArgs p(aBytesRequested);

    SendReceive(EOomMonitorRequestFreeMemory, p, aStatus);

    }

EXPORT_C void ROomMonitorSession::CancelRequestFreeMemory()

    {

    FUNC_LOG;

    SendReceive(EOomMonitorCancelRequestFreeMemory, TIpcArgs());

    }

EXPORT_C void ROomMonitorSession::ThisAppIsNotExiting(TInt aWgId)

    {

    FUNC_LOG;

    TIpcArgs p(aWgId);

    SendReceive(EOomMonitorThisAppIsNotExiting, p);

    }

EXPORT_C void ROomMonitorSession::SetOomPriority(TOomPriority aPriority)

    {

    FUNC_LOG;

    CCoeEnv* coeEnv = CCoeEnv::Static();

    __ASSERT_DEBUG(coeEnv, OomMonitorPanic(KNoCoeEnvFound));    

    if (coeEnv)

        {

        TInt wgId = coeEnv->RootWin().Identifier();

        TIpcArgs p(wgId);

        switch (aPriority)

            {

            case EOomPriorityNormal:

                SendReceive(EOomMonitorSetPriorityNormal, p);

                break;

            case EOomPriorityHigh:

                SendReceive(EOomMonitorSetPriorityHigh, p);

                break;

            case EOomPriorityBusy:

                SendReceive(EOomMonitorSetPriorityBusy, p);

                break;

            default:

                OomMonitorPanic(KOomInvalidPriority);

                break;

            }

        }

    }