HardDiskAttachmentImpl.cpp revision e214bb78026c1d64078b34ca9504d3f5abbc52ef
/** @file
*
* VirtualBox COM class implementation
*/
/*
* Copyright (C) 2006-2007 Sun Microsystems, Inc.
*
* This file is part of VirtualBox Open Source Edition (OSE), as
* available from http://www.virtualbox.org. This file is free software;
* you can redistribute it and/or modify it under the terms of the GNU
* General Public License (GPL) as published by the Free Software
* Foundation, in version 2 as it comes in the "COPYING" file of the
* VirtualBox OSE distribution. VirtualBox OSE is distributed in the
* hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
*
* Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa
* Clara, CA 95054 USA or visit http://www.sun.com if you need
* additional information or have any questions.
*/
#include "HardDiskAttachmentImpl.h"
#include "Logging.h"
// constructor / destructor
/////////////////////////////////////////////////////////////////////////////
HRESULT HardDiskAttachment::FinalConstruct()
{
return S_OK;
}
void HardDiskAttachment::FinalRelease()
{
uninit();
}
// public initializer/uninitializer for internal purposes only
/////////////////////////////////////////////////////////////////////////////
/**
* Initializes the hard disk attachment object.
*
* @param aHD Hard disk object.
* @param aController Controller the hard disk is attached to.
* @param aPort Port number.
* @param aDevice Device number on the port.
* @param aImplicit Wether the attachment contains an implicitly created diff.
*/
HRESULT HardDiskAttachment::init(HardDisk *aHD, IN_BSTR aController, LONG aPort,
LONG aDevice, bool aImplicit /*= false*/)
{
AssertReturn (aHD, E_INVALIDARG);
/* Enclose the state transition NotReady->InInit->Ready */
AutoInitSpan autoInitSpan (this);
AssertReturn (autoInitSpan.isOk(), E_FAIL);
m.hardDisk = aHD;
unconst (m.controller) = aController;
unconst (m.port) = aPort;
unconst (m.device) = aDevice;
m.implicit = aImplicit;
/* Confirm a successful initialization when it's the case */
autoInitSpan.setSucceeded();
return S_OK;
}
/**
* Uninitializes the instance.
* Called from FinalRelease().
*/
void HardDiskAttachment::uninit()
{
/* Enclose the state transition Ready->InUninit->NotReady */
AutoUninitSpan autoUninitSpan (this);
if (autoUninitSpan.uninitDone())
return;
}
// IHardDiskAttachment properties
/////////////////////////////////////////////////////////////////////////////
STDMETHODIMP HardDiskAttachment::COMGETTER(HardDisk) (IHardDisk **aHardDisk)
{
CheckComArgOutPointerValid(aHardDisk);
AutoCaller autoCaller (this);
CheckComRCReturnRC (autoCaller.rc());
AutoReadLock alock (this);
m.hardDisk.queryInterfaceTo (aHardDisk);
return S_OK;
}
STDMETHODIMP HardDiskAttachment::COMGETTER(Controller) (BSTR *aController)
{
CheckComArgOutPointerValid(aController);
AutoCaller autoCaller (this);
CheckComRCReturnRC (autoCaller.rc());
/* m.controller is constant during life time, no need to lock */
m.controller.cloneTo(aController);
return S_OK;
}
STDMETHODIMP HardDiskAttachment::COMGETTER(Port) (LONG *aPort)
{
CheckComArgOutPointerValid(aPort);
AutoCaller autoCaller (this);
CheckComRCReturnRC (autoCaller.rc());
/* m.port is constant during life time, no need to lock */
*aPort = m.port;
return S_OK;
}
STDMETHODIMP HardDiskAttachment::COMGETTER(Device) (LONG *aDevice)
{
CheckComArgOutPointerValid(aDevice);
AutoCaller autoCaller (this);
CheckComRCReturnRC (autoCaller.rc());
/* m.device is constant during life time, no need to lock */
*aDevice = m.device;
return S_OK;
}
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