source: vbox/trunk/src/VBox/Main/include/StorageControllerImpl.h@ 30714

/* $Id: StorageControllerImpl.h 30714 2010-07-07 16:20:03Z vboxsync $ */

/** @file
 *
 * VBox StorageController COM Class declaration.
 */

/*
 * Copyright (C) 2008 Oracle Corporation
 *
 * This file is part of VirtualBox Open Source Edition (OSE), as
 * available from http://www.215389.xyz. 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.
 */

#ifndef ____H_STORAGECONTROLLERIMPL
#define ____H_STORAGECONTROLLERIMPL

#include "VirtualBoxBase.h"

class ATL_NO_VTABLE StorageController :
    public VirtualBoxBase,
    public VirtualBoxSupportTranslation<StorageController>,
    VBOX_SCRIPTABLE_IMPL(IStorageController)
{
public:

    VIRTUALBOXBASE_ADD_ERRORINFO_SUPPORT(StorageController, IStorageController)

    DECLARE_NOT_AGGREGATABLE (StorageController)

    DECLARE_PROTECT_FINAL_CONSTRUCT()

    BEGIN_COM_MAP(StorageController)
        COM_INTERFACE_ENTRY  (ISupportErrorInfo)
        COM_INTERFACE_ENTRY  (IStorageController)
        COM_INTERFACE_ENTRY2 (IDispatch, IStorageController)
    END_COM_MAP()

    StorageController() { };
    ~StorageController() { };

    HRESULT FinalConstruct();
    void FinalRelease();

    // public initializer/uninitializer for internal purposes only
    HRESULT init(Machine *aParent,
                 const Utf8Str &aName,
                 StorageBus_T aBus,
                 ULONG aInstance);
    HRESULT init(Machine *aParent,
                 StorageController *aThat,
                 bool aReshare = false);
    HRESULT initCopy(Machine *aParent,
                     StorageController *aThat);
    void uninit();

    // IStorageController properties
    STDMETHOD(COMGETTER(Name)) (BSTR *aName);
    STDMETHOD(COMGETTER(Bus)) (StorageBus_T *aBus);
    STDMETHOD(COMGETTER(ControllerType)) (StorageControllerType_T *aControllerType);
    STDMETHOD(COMSETTER(ControllerType)) (StorageControllerType_T aControllerType);
    STDMETHOD(COMGETTER(MaxDevicesPerPortCount)) (ULONG *aMaxDevices);
    STDMETHOD(COMGETTER(MinPortCount)) (ULONG *aMinPortCount);
    STDMETHOD(COMGETTER(MaxPortCount)) (ULONG *aMaxPortCount);
    STDMETHOD(COMGETTER(PortCount)) (ULONG *aPortCount);
    STDMETHOD(COMSETTER(PortCount)) (ULONG aPortCount);
    STDMETHOD(COMGETTER(Instance)) (ULONG *aInstance);
    STDMETHOD(COMSETTER(Instance)) (ULONG aInstance);
    STDMETHOD(COMGETTER(UseHostIOCache)) (BOOL *fUseHostIOCache);
    STDMETHOD(COMSETTER(UseHostIOCache)) (BOOL fUseHostIOCache);

    // StorageController methods
    STDMETHOD(GetIDEEmulationPort) (LONG DevicePosition, LONG *aPortNumber);
    STDMETHOD(SetIDEEmulationPort) (LONG DevicePosition, LONG aPortNumber);

    // public methods only for internal purposes

    const Utf8Str &getName() const;
    StorageControllerType_T getControllerType() const;
    StorageBus_T getStorageBus() const;
    ULONG getInstance() const;

    void rollback();
    void commit();

    // public methods for internal purposes only
    // (ensure there is a caller and a read lock before calling them!)

    void unshare();

    /** @note this doesn't require a read lock since mParent is constant. */
    Machine* getMachine();

    ComObjPtr<StorageController> getPeer();

private:

    void printList();

    struct Data;
    Data *m;
};

#endif //!____H_STORAGECONTROLLERIMPL
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