userlibandfileserver/fileserver/shostmassstorage/server/controller/cusbmssuspendresume.cpp
// Copyright (c) 2008-2010 Nokia Corporation and/or its subsidiary(-ies).
// All rights reserved.
// This component and the accompanying materials are made available
// under the terms of the License "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:
//
/**
@file
@internalTechnology
*/
#include <e32base.h>
#include <d32usbdi.h>
#include <d32usbtransfers.h>
#include "msctypes.h"
#include "shared.h"
#include "msgservice.h"
#include "botmsctypes.h"
#include "mprotocol.h"
#include "mtransport.h"
#include "cusbhostmslogicalunit.h"
#include "cusbhostmsdevice.h"
#include "cbulkonlytransport.h"
#include "cusbmssuspendresume.h"
#include "OstTraceDefinitions.h"
#ifdef OST_TRACE_COMPILER_IN_USE
#include "cusbmssuspendresumeTraces.h"
#endif
void CUsbMsIfaceSuspendResume::RunL()
{
iDevice->ResumeCompletedL();
if(iCancelSuspend)
{
OstTrace0(TRACE_SHOSTMASSSTORAGE_SUSPEND, CUSBMSSUSPENDRESUME_10,
"SUSPEND/RESUME completed.");
User::RequestComplete(iDeviceStatus, iStatus.Int());
iDeviceStatus = NULL;
}
else
{
OstTrace0(TRACE_SHOSTMASSSTORAGE_SUSPEND, CUSBMSSUSPENDRESUME_11,
"REMOTE WAKEUP");
iDevice->DoHandleRemoteWakeupL();
}
}
/**
Cancellation of outstanding request
*/
void CUsbMsIfaceSuspendResume::DoCancel()
{
}
TInt CUsbMsIfaceSuspendResume::RunError(TInt aError)
{
OstTrace1(TRACE_SHOSTMASSSTORAGE_SUSPEND, CUSBMSSUSPENDRESUME_12,
"Error = %d", aError);
return KErrNone;
}
void CUsbMsIfaceSuspendResume::Resume(TRequestStatus& aStatus)
{
OstTrace0(TRACE_SHOSTMASSSTORAGE_SUSPEND, CUSBMSSUSPENDRESUME_13,
"RESUME");
iCancelSuspend = ETrue;
aStatus = KRequestPending;
iDeviceStatus = &aStatus;
iTransport->Resume();
}
void CUsbMsIfaceSuspendResume::Suspend()
{
OstTrace0(TRACE_SHOSTMASSSTORAGE_SUSPEND, CUSBMSSUSPENDRESUME_14,
"SUSPEND");
if(!IsActive())
SetActive();
iCancelSuspend = EFalse;
iTransport->Suspend(iStatus);
}
CUsbMsIfaceSuspendResume* CUsbMsIfaceSuspendResume::NewL(MTransport *aTransport, CUsbHostMsDevice *aDevice)
{
return new (ELeave) CUsbMsIfaceSuspendResume(aTransport, aDevice);
}
CUsbMsIfaceSuspendResume::CUsbMsIfaceSuspendResume(MTransport* aTransport, CUsbHostMsDevice* aDevice)
: CActive(EPriorityHigh),
iTransport(aTransport),
iDevice(aDevice),
iCancelSuspend(EFalse)
{
CActiveScheduler::Add(this);
}
CUsbMsIfaceSuspendResume::~CUsbMsIfaceSuspendResume()
{
Cancel();
}