HostDVDDriveImpl.cpp revision 26d2a42f095ded346df2e41cc4837cb426b4753a
/** @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 "HostDVDDriveImpl.h"
#include <iprt/cpputils.h>
// constructor / destructor
/////////////////////////////////////////////////////////////////////////////
DEFINE_EMPTY_CTOR_DTOR (HostDVDDrive)
HRESULT HostDVDDrive::FinalConstruct()
{
return S_OK;
}
void HostDVDDrive::FinalRelease()
{
uninit();
}
// public initializer/uninitializer for internal purposes only
/////////////////////////////////////////////////////////////////////////////
/**
* Initializes the host DVD drive object.
*
* @param aName Name of the drive.
* @param aUdi Universal device identifier (currently may be NULL).
* @param aDescription Human-readable drive description (may be NULL).
*
* @return COM result indicator.
*/
HRESULT HostDVDDrive::init (INPTR BSTR aName,
INPTR BSTR aUdi /* = NULL */,
INPTR BSTR aDescription /* = NULL */)
{
ComAssertRet (aName, E_INVALIDARG);
/* Enclose the state transition NotReady->InInit->Ready */
AutoInitSpan autoInitSpan (this);
AssertReturn (autoInitSpan.isOk(), E_FAIL);
unconst (mName) = aName;
unconst (mUdi) = aUdi;
unconst (mDescription) = aDescription;
/* Confirm the successful initialization */
autoInitSpan.setSucceeded();
return S_OK;
}
/**
* Uninitializes the instance and sets the ready flag to FALSE.
* Called either from FinalRelease() or by the parent when it gets destroyed.
*/
void HostDVDDrive::uninit()
{
/* Enclose the state transition Ready->InUninit->NotReady */
AutoUninitSpan autoUninitSpan (this);
if (autoUninitSpan.uninitDone())
return;
unconst (mDescription).setNull();
unconst (mName).setNull();
}
// IHostDVDDrive properties
/////////////////////////////////////////////////////////////////////////////
STDMETHODIMP HostDVDDrive::COMGETTER(Name) (BSTR *aName)
{
if (!aName)
return E_POINTER;
AutoCaller autoCaller (this);
CheckComRCReturnRC (autoCaller.rc());
/* mName is constant during life time, no need to lock */
mName.cloneTo (aName);
return S_OK;
}
STDMETHODIMP HostDVDDrive::COMGETTER(Description) (BSTR *aDescription)
{
if (!aDescription)
return E_POINTER;
AutoCaller autoCaller (this);
CheckComRCReturnRC (autoCaller.rc());
/* mDescription is constant during life time, no need to lock */
mDescription.cloneTo (aDescription);
return S_OK;
}
STDMETHODIMP HostDVDDrive::COMGETTER(Udi) (BSTR *aUdi)
{
if (!aUdi)
return E_POINTER;
AutoCaller autoCaller (this);
CheckComRCReturnRC (autoCaller.rc());
/* mUdi is constant during life time, no need to lock */
mUdi.cloneTo (aUdi);
return S_OK;
}