windows-xp/Source/XPSP1/NT/base/cluster/mgmt/cluscfg/w2kproxy/cresourcephysicaldisk.cpp

//////////////////////////////////////////////////////////////////////////////
//
//  Copyright (c) 2000-2001 Microsoft Corporation
//
//  Module Name:
//      CResourcePhysicalDisk.cpp
//
//  Description:
//      CResourcePhysicalDisk implementation.
//
//  Maintained By:
//      Galen Barbee (GalenB)   02-AUG-2000
//
//////////////////////////////////////////////////////////////////////////////


//////////////////////////////////////////////////////////////////////////////
// Include Files
//////////////////////////////////////////////////////////////////////////////
#include "pch.h"
#include "CResourcePhysicalDisk.h"
#include "CResourcePhysicalDiskPartition.h"


//////////////////////////////////////////////////////////////////////////////
// Constant Definitions
//////////////////////////////////////////////////////////////////////////////

DEFINE_THISCLASS("CResourcePhysicalDisk")


//////////////////////////////////////////////////////////////////////////////
//++
//
//  CResourcePhysicalDiskPartition::S_HrCreateInstance()
//
//  Description:
//      Create a CResourcePhysicalDisk instance.
//
//  Arguments:
//      ppunkOut
//
//  Return Values:
//      S_OK
//          Success.
//
//      E_POINTER
//          A passed in argument is NULL.
//
//      E_OUTOFMEMORY
//          Out of memory.
//
//      Other HRESULT error.
//
//--
//////////////////////////////////////////////////////////////////////////////
HRESULT
CResourcePhysicalDisk::S_HrCreateInstance(
    IUnknown ** ppunkOut,
    IUnknown *  punkOuterIn,
    HCLUSTER *  phClusterIn,
    CLSID *     pclsidMajorIn,
    LPCWSTR     pcszNameIn
    )
{
    TraceFunc( "" );

    HRESULT hr;

    CResourcePhysicalDisk * pcc = NULL;

    Assert( ppunkOut != NULL );
    if ( ppunkOut == NULL )
        goto InvalidArg;

    pcc = new CResourcePhysicalDisk;
    if ( pcc == NULL )
    {
        hr = THR( E_OUTOFMEMORY );
        goto Cleanup;
    } // if:

    hr = STHR( pcc->HrInit( punkOuterIn, phClusterIn, pclsidMajorIn, pcszNameIn ) );
    if ( FAILED( hr ) )
        goto Cleanup;
	if ( hr == S_FALSE )
	{
		*ppunkOut = NULL;
		goto Cleanup;
	}

    hr = THR( pcc->TypeSafeQI( IUnknown, ppunkOut ) );

Cleanup:
    if ( pcc != NULL )
    {
        pcc->Release( );
    } // if:

    HRETURN( hr );

InvalidArg:
    hr = THR( E_INVALIDARG );
    goto Cleanup;

} //*** CResourcePhysicalDisk::S_HrCreateInitializedInstance()


//////////////////////////////////////////////////////////////////////////////
//++
//
//  CResourcePhysicalDisk::CResourcePhysicalDisk()
//
//  Description:
//      Constructor of the CResourcePhysicalDisk class. This initializes
//      the m_cRef variable to 1 instead of 0 to account of possible
//      QueryInterface failure in DllGetClassObject.
//
//  Arguments:
//      None.
//
//  Return Value:
//      None.
//
//  Remarks:
//      None.
//
//--
//////////////////////////////////////////////////////////////////////////////
CResourcePhysicalDisk::CResourcePhysicalDisk( void )
    : m_cRef( 1 )
{
    TraceFunc( "" );

    InterlockedIncrement( &g_cObjects );

    Assert( m_cRef == 1 );
    Assert( m_punkOuter == NULL );
    Assert( m_pcccb == NULL );
    Assert( m_phCluster == NULL );
    Assert( m_pclsidMajor == NULL );
    //  Assert( m_cplResource );
    //  Assert( m_cplResourceRO );
    //  Assert( m_cpvlDiskInfo );
    Assert( m_dwFlags == 0 );
    Assert( m_cParitions == 0 );
    Assert( m_ppPartitions == NULL );
    Assert( m_ulCurrent == 0 );

    TraceFuncExit();

} //*** CResourcePhysicalDisk::CResourcePhysicalDisk()


//////////////////////////////////////////////////////////////////////////////
//++
//
//  CResourcePhysicalDisk::CResourcePhysicalDisk()
//
//  Description:
//      Destructor of the CResourcePhysicalDisk class.
//
//  Arguments:
//      None.
//
//  Return Value:
//      None.
//
//  Remarks:
//      None.
//
//--
//////////////////////////////////////////////////////////////////////////////
CResourcePhysicalDisk::~CResourcePhysicalDisk( void )
{
    TraceFunc( "" );

    //  m_cRef - noop

    if ( m_punkOuter != NULL )
    {
        m_punkOuter->Release( );
    }

    if ( m_pcccb != NULL )
    {
        m_pcccb->Release();
    } // if:

    // m_phCluster - DO NOT CLOSE!

    // m_pclsidMajor - noop

    // m_cplResource - has its own dtor

    // m_cplResourceRO - has its own dtor

    // m_cpvlDiskInfo - has its own dtor

    // m_dwFlags - noop

    if ( m_ppPartitions != NULL )
    {
        while( m_cParitions != 0 )
        {
            m_cParitions --;

            if ( m_ppPartitions[ m_cParitions ] != NULL )
            {
                m_ppPartitions[ m_cParitions ]->Release( );
            }
        }

        TraceFree( m_ppPartitions );
    }

    // m_ulCurrent

    InterlockedDecrement( &g_cObjects );

    TraceFuncExit();

} //*** CResourcePhysicalDisk::~CResourcePhysicalDisk()


//////////////////////////////////////////////////////////////////////////////
//++
//
//  CResourcePhysicalDisk::HrInit()
//
//  Description:
//
//  Arguments:
//
//  Return Value:
//
//  Remarks:
//      None.
//
//--
//////////////////////////////////////////////////////////////////////////////
HRESULT
CResourcePhysicalDisk::HrInit(
    IUnknown *  punkOuterIn,
    HCLUSTER *  phClusterIn,
    CLSID *     pclsidMajorIn,
    LPCWSTR     pcszNameIn
    )
{
    TraceFunc( "" );

    HRESULT hr;
    DWORD   sc;
    DWORD   cb;
    ULONG   cPartition;

    HRESOURCE hResource = NULL;
    IUnknown * punk = NULL;

    //
    //  Gather information from the input parameters.
    //

    if ( punkOuterIn != NULL )
    {
        m_punkOuter = punkOuterIn;
        m_punkOuter->AddRef( );
    }

    if ( phClusterIn == NULL )
        goto InvalidArg;

    m_phCluster = phClusterIn;

    if ( pclsidMajorIn != NULL )
    {
        m_pclsidMajor = pclsidMajorIn;
    }
    else
    {
        m_pclsidMajor = (CLSID *) &TASKID_Major_Client_And_Server_Log;
    }

    if ( pcszNameIn == NULL )
        goto InvalidArg;

    //
    //  See if we can callback.
    //

    hr = THR( m_punkOuter->TypeSafeQI( IClusCfgCallback, &m_pcccb ) );
    if ( FAILED( hr ) )
        goto Cleanup;

    //
    // Retrieve the properties.
    //

    hResource = OpenClusterResource( *m_phCluster, pcszNameIn );
    if ( hResource == NULL )
    {
        hr = HRESULT_FROM_WIN32( TW32( GetLastError( ) ) );
        SSR_W2KPROXY_STATUS( TASKID_Major_Client_And_Server_Log, TASKID_Minor_HrInit_OpenClusterResource_Failed, hr );
        goto Cleanup;
    }

    sc = TW32( m_cplResource.ScGetResourceProperties( hResource, CLUSCTL_RESOURCE_GET_COMMON_PROPERTIES ) );
    if ( sc != ERROR_SUCCESS )
    {
        hr = HRESULT_FROM_WIN32( sc );
        SSR_W2KPROXY_STATUS( TASKID_Major_Client_And_Server_Log, TASKID_Minor_HrInit_ScGetResourceProperties_Failed, hr );
        goto Cleanup;
    }

    //
    //  We only handle Physical Disk resources.
    //

    sc = TW32( m_cplResource.ScMoveToPropertyByName( L"Type" ) );
    if ( sc != ERROR_SUCCESS )
    {
        hr = HRESULT_FROM_WIN32( sc );
        SSR_W2KPROXY_STATUS( TASKID_Major_Client_And_Server_Log, TASKID_Minor_HrInit_ScMoveToPropertyByName_Failed, hr );
        goto Cleanup;
    }

    Assert( m_cplResource.CbhCurrentValue( ).pSyntax->dw == CLUSPROP_SYNTAX_LIST_VALUE_SZ );

    if ( _wcsicmp( m_cplResource.CbhCurrentValue( ).pStringValue->sz, L"Physical Disk" ) != 0 )
    {
        //
        //  The resource isn't a physical disk.
        //

        hr = S_FALSE;
        goto Cleanup;
    }

    sc = TW32( m_cplResourceRO.ScGetResourceProperties( hResource, CLUSCTL_RESOURCE_GET_RO_COMMON_PROPERTIES ) );
    if ( sc != ERROR_SUCCESS )
    {
        hr = HRESULT_FROM_WIN32( sc );
        SSR_W2KPROXY_STATUS( TASKID_Major_Client_And_Server_Log, TASKID_Minor_HrInit_ScGetResourceProperties_Failed, hr );
        goto Cleanup;
    }

    sc = TW32( m_cpvlDiskInfo.ScGetResourceValueList( hResource, CLUSCTL_RESOURCE_STORAGE_GET_DISK_INFO ) );
    if ( sc != ERROR_SUCCESS )
    {
        hr = HRESULT_FROM_WIN32( sc );
        SSR_W2KPROXY_STATUS( TASKID_Major_Client_And_Server_Log, TASKID_Minor_HrInit_ScGetResourceValueList_Failed, hr );
        goto Cleanup;
    }

    sc = TW32( ClusterResourceControl( hResource, NULL, CLUSCTL_RESOURCE_GET_FLAGS, NULL, NULL, &m_dwFlags, sizeof(m_dwFlags), &cb ) );
    if ( sc != ERROR_SUCCESS )
    {
        hr = HRESULT_FROM_WIN32( sc );
        SSR_W2KPROXY_STATUS( TASKID_Major_Client_And_Server_Log, TASKID_Minor_HrInit_ClusterResourceControl_Failed, hr );
        goto Cleanup;
    }
    Assert( cb == sizeof(m_dwFlags) );

    //
    //  Figure out how many partitions there are.
    //

    m_cParitions = 0;

    sc = TW32( m_cpvlDiskInfo.ScMoveToFirstValue() );
    if ( sc != ERROR_SUCCESS )
    {
        hr = HRESULT_FROM_WIN32( sc );
        SSR_W2KPROXY_STATUS( TASKID_Major_Client_And_Server_Log, TASKID_HrInit_ScMoveToFirstValue_Failed, hr );
        goto Cleanup;
    } // if:

    do
    {
        if ( m_cpvlDiskInfo.CbhCurrentValue().pSyntax->dw == CLUSPROP_SYNTAX_PARTITION_INFO )
        {
            m_cParitions ++;
        }

        // Move to the next item.
        sc = m_cpvlDiskInfo.ScCheckIfAtLastValue();
        if ( sc == ERROR_NO_MORE_ITEMS )
        {
           break;
        } // if:

        sc = TW32( m_cpvlDiskInfo.ScMoveToNextValue() );
        if ( sc != ERROR_SUCCESS )
        {
            hr = HRESULT_FROM_WIN32( sc );
            SSR_W2KPROXY_STATUS( TASKID_Major_Client_And_Server_Log, TASKID_HrInit_ScMoveToNextValue_Failed, hr );
            goto Cleanup;
        }

    } while( sc == ERROR_SUCCESS );

    //
    //  Allocate the array to store pointers to the partition objects.
    //

    m_ppPartitions = (IClusCfgPartitionInfo **) TraceAlloc( 0, m_cParitions * sizeof(IClusCfgPartitionInfo *) );
    if ( m_ppPartitions == NULL )
        goto OutOfMemory;

    //
    //  Now loop again creating partition objects.
    //

    cPartition = 0;

    sc = TW32( m_cpvlDiskInfo.ScMoveToFirstValue() );
    if ( sc != ERROR_SUCCESS )
    {
        hr = HRESULT_FROM_WIN32( sc );
        SSR_W2KPROXY_STATUS( TASKID_Major_Client_And_Server_Log, TASKID_HrInit_ScMoveToFirstValue_Failed, hr );
        goto Cleanup;
    } // if:

    do
    {
        if ( m_cpvlDiskInfo.CbhCurrentValue().pSyntax->dw == CLUSPROP_SYNTAX_PARTITION_INFO )
        {
            // Create the object
            hr = THR( CResourcePhysicalDiskPartition::S_HrCreateInstance( &punk ) );
            if ( FAILED( hr ) )
            {
                SSR_W2KPROXY_STATUS( TASKID_Major_Client_And_Server_Log, TASKID_HrInit_Create_CResourcePhysicalDiskPartition_Failed, hr );
                goto Cleanup;
            }

            hr = THR( punk->TypeSafeQI( IClusCfgPartitionInfo, &m_ppPartitions[ cPartition ] ) );
            if ( FAILED( hr ) )
            {
                SSR_W2KPROXY_STATUS( TASKID_Major_Client_And_Server_Log, TASKID_HrInit_QI_Failed, hr );
                goto Cleanup;
            }

            punk->Release( );
            punk = NULL;

            cPartition ++;
        }

        // Move to the next item.
        sc = m_cpvlDiskInfo.ScCheckIfAtLastValue();
        if ( sc == ERROR_NO_MORE_ITEMS )
        {
           break;
        } // if:

        sc = TW32( m_cpvlDiskInfo.ScMoveToNextValue() );
        if ( sc != ERROR_SUCCESS )
        {
            hr = HRESULT_FROM_WIN32( sc );
            SSR_W2KPROXY_STATUS( TASKID_Major_Client_And_Server_Log, TASKID_HrInit_ScMoveToNextValue2_Failed, hr );
            goto Cleanup;
        }

    } while( sc == ERROR_SUCCESS && cPartition < m_cParitions );

    hr = S_OK;

Cleanup:
    if ( hResource != NULL )
    {
        BOOL bRet;
        bRet = CloseClusterResource( hResource );
        Assert( bRet );
    }
    if ( punk != NULL )
    {
        punk->Release( );
    }

    HRETURN( hr );

InvalidArg:
    hr = THR( E_INVALIDARG );
    SSR_W2KPROXY_STATUS( TASKID_Major_Client_And_Server_Log, TASKID_Minor_W2KProxy_PhysDisk_HrInit_InvalidArg, hr );
    goto Cleanup;

OutOfMemory:
    hr = E_OUTOFMEMORY;
    SSR_W2KPROXY_STATUS( TASKID_Major_Client_And_Server_Log, TASKID_Minor_HrInit_OutOfMemory, hr );
    goto Cleanup;

} //*** CResourcePhysicalDisk::HrInit()


//*************************************************************************//


/////////////////////////////////////////////////////////////////////////////
// CResourcePhysicalDisk -- IUknkown interface.
/////////////////////////////////////////////////////////////////////////////


//////////////////////////////////////////////////////////////////////////////
//++
//
//  CResourcePhysicalDisk:: [INKNOWN] QueryInterface()
//
//  Description:
//      Query this object for the passed in interface.
//
//  Arguments:
//      IN  REFIID  riid,
//          Id of interface requested.
//
//      OUT void ** ppv
//          Pointer to the requested interface.
//
//  Return Value:
//      S_OK
//          If the interface is available on this object.
//
//      E_NOINTERFACE
//          If the interface is not available.
//
//  Remarks:
//      None.
//
//--
//////////////////////////////////////////////////////////////////////////////
STDMETHODIMP
CResourcePhysicalDisk::QueryInterface(
    REFIID riid,
    LPVOID *ppv
    )
{
    TraceQIFunc( riid, ppv );

    HRESULT hr = E_NOINTERFACE;

    if ( IsEqualIID( riid, IID_IUnknown ) )
    {
        *ppv = static_cast< IClusCfgManagedResourceInfo * >( this );
        hr   = S_OK;
    } // if: IUnknown
    else if ( IsEqualIID( riid, IID_IClusCfgManagedResourceInfo ) )
    {
        *ppv = TraceInterface( __THISCLASS__, IClusCfgManagedResourceInfo, this, 0 );
        hr = S_OK;
    }
    else if ( IsEqualIID( riid, IID_IEnumClusCfgPartitions ) )
    {
        *ppv = TraceInterface( __THISCLASS__, IEnumClusCfgPartitions, this, 0 );
        hr = S_OK;
    }

    if ( SUCCEEDED( hr ) )
    {
        ((IUnknown*) *ppv)->AddRef( );
    } // if: success

    QIRETURN_IGNORESTDMARSHALLING( hr, riid );

} //*** CConfigClusApi::QueryInterface( )

//////////////////////////////////////////////////////////////////////////////
//++
//
//  STDMETHODIMP_( ULONG )
//  CResourcePhysicalDisk:: [IUNKNOWN] AddRef()
//
//  Description:
//      Increment the reference count of this object by one.
//
//  Arguments:
//      None.
//
//  Return Value:
//      The new reference count.
//
//  Remarks:
//      None.
//
//--
//////////////////////////////////////////////////////////////////////////////
STDMETHODIMP_(ULONG)
CResourcePhysicalDisk::AddRef( void )
{
    TraceFunc( "[IUnknown]" );

    InterlockedIncrement( &m_cRef );

    RETURN( m_cRef );

} //*** CResourcePhysicalDisk::AddRef()


//////////////////////////////////////////////////////////////////////////////
//++
//
//  STDMETHODIMP_( ULONG )
//  CResourcePhysicalDisk:: [IUNKNOWN] Release()
//
//  Description:
//      Decrement the reference count of this object by one.
//
//  Arguments:
//      None.
//
//  Return Value:
//      The new reference count.
//
//  Remarks:
//      None.
//
//--
//////////////////////////////////////////////////////////////////////////////
STDMETHODIMP_(ULONG)
CResourcePhysicalDisk::Release( void )
{
    TraceFunc( "[IUnknown]" );

    InterlockedDecrement( &m_cRef );

    if ( m_cRef )
        RETURN( m_cRef );

    TraceDo( delete this );

    RETURN( 0 );

} //*** CResourcePhysicalDisk::Release()


//*************************************************************************//


/////////////////////////////////////////////////////////////////////////////
// CResourcePhysicalDisk -- IClusCfgManagedResourceInfo interface.
/////////////////////////////////////////////////////////////////////////////


//////////////////////////////////////////////////////////////////////////////
//++
//
//  CResourcePhysicalDisk::GetName()
//
//  Description:
//
//  Arguments:
//
//  Return Value:
//
//  Remarks:
//      None.
//
//--
//////////////////////////////////////////////////////////////////////////////
STDMETHODIMP
CResourcePhysicalDisk::GetName(
    BSTR * pbstrNameOut
    )
{
    TraceFunc( "[IClusCfgManagedResourceInfo]" );

    HRESULT hr;
    DWORD   sc;

    if ( pbstrNameOut == NULL )
        goto InvalidPointer;

    //
    //  "Major Version"
    //

    sc = TW32( m_cplResourceRO.ScMoveToPropertyByName( L"Name" ) );
    if ( sc != ERROR_SUCCESS )
    {
        hr = HRESULT_FROM_WIN32( sc );
        SSR_W2KPROXY_STATUS( TASKID_Major_Client_And_Server_Log, TASKID_Minor_GetName_ScMoveToPropertyByName_MajorVersion_Failed, hr );
        goto Cleanup;
    } // if:

    Assert( m_cplResourceRO.CbhCurrentValue( ).pSyntax->dw == CLUSPROP_SYNTAX_LIST_VALUE_SZ );

    *pbstrNameOut = SysAllocString( m_cplResourceRO.CbhCurrentValue( ).pStringValue->sz );
    if ( *pbstrNameOut == NULL )
        goto OutOfMemory;

    hr = S_OK;

Cleanup:
    HRETURN( hr );

InvalidPointer:
    hr = THR( E_INVALIDARG );
    SSR_W2KPROXY_STATUS( TASKID_Major_Client_And_Server_Log, TASKID_Minor_GetName_InvalidPointer, hr );
    goto Cleanup;

OutOfMemory:
    hr = E_OUTOFMEMORY;
    SSR_W2KPROXY_STATUS( TASKID_Major_Client_And_Server_Log, TASKID_Minor_GetName_OutOfMemory, hr );
    goto Cleanup;

} //*** CResourcePhysicalDisk::GetName()


//////////////////////////////////////////////////////////////////////////////
//++
//
//  CResourcePhysicalDisk::GetUID()
//
//  Description:
//
//  Arguments:
//
//  Return Value:
//
//  Remarks:
//      None.
//
//--
//////////////////////////////////////////////////////////////////////////////
STDMETHODIMP
CResourcePhysicalDisk::GetUID(
    BSTR * pbstrUIDOut
    )
{
    TraceFunc( "[IClusCfgManagedResourceInfo]" );

    HRESULT hr;
    DWORD   sc;
    UCHAR   TargetId;
    UCHAR   Lun;

    WCHAR   sz[ 32 ];

    if ( pbstrUIDOut == NULL )
        goto InvalidPointer;

    // loop through all the properties.
    sc = TW32( m_cpvlDiskInfo.ScMoveToFirstValue() );
    if ( sc != ERROR_SUCCESS )
    {
        hr = HRESULT_FROM_WIN32( sc );
        SSR_W2KPROXY_STATUS( TASKID_Major_Client_And_Server_Log, TASKID_Minor_GetUID_ScMoveToFirstValue_Failed, hr );
        goto Cleanup;
    } // if:

    do
    {
        if ( m_cpvlDiskInfo.CbhCurrentValue().pSyntax->dw == CLUSPROP_SYNTAX_SCSI_ADDRESS )
            break;  // found it!

        // Move to the next item.
        sc = m_cpvlDiskInfo.ScCheckIfAtLastValue();
        if ( sc == ERROR_NO_MORE_ITEMS )
        {
           break;
        } // if:

        sc = TW32( m_cpvlDiskInfo.ScMoveToNextValue() );
        if ( sc != ERROR_SUCCESS )
        {
            hr = HRESULT_FROM_WIN32( sc );
            SSR_W2KPROXY_STATUS( TASKID_Major_Client_And_Server_Log, TASKID_Minor_GetUID_ScMoveToNextValue_Failed, hr );
            goto Cleanup;
        }

    } while( sc == ERROR_SUCCESS );

    TargetId = m_cpvlDiskInfo.CbhCurrentValue().pScsiAddressValue->TargetId;
    Lun = m_cpvlDiskInfo.CbhCurrentValue().pScsiAddressValue->Lun;

    // Print the UID identical to the others.
    _snwprintf( sz, ARRAYSIZE( sz ), L"SCSI Tid %ld, SCSI Lun %ld", TargetId, Lun );

    *pbstrUIDOut = TraceSysAllocString( sz );
    if ( *pbstrUIDOut == NULL )
        goto OutOfMemory;

    hr = S_OK;

Cleanup:
    HRETURN( hr );

InvalidPointer:
    hr = THR( E_POINTER );
    SSR_W2KPROXY_STATUS( TASKID_Major_Client_And_Server_Log, TASKID_Minor_GetUID_InvalidPointer, hr );
    goto Cleanup;

OutOfMemory:
    hr = E_OUTOFMEMORY;
    SSR_W2KPROXY_STATUS( TASKID_Major_Client_And_Server_Log, TASKID_Minor_GetUID_OutOfMemory, hr );
    goto Cleanup;

} //*** CResourcePhysicalDisk::GetUID()


//////////////////////////////////////////////////////////////////////////////
//++
//
//  CResourcePhysicalDisk::IsManaged()
//
//  Description:
//
//  Arguments:
//
//  Return Value:
//      S_OK
//          Is managed.
//
//      S_FALSE
//          Is not managed.
//
//  Remarks:
//      None.
//
//--
//////////////////////////////////////////////////////////////////////////////
STDMETHODIMP
CResourcePhysicalDisk::IsManaged( void )
{
    TraceFunc( "[IClusCfgManagedResourceInfo]" );

    HRESULT hr = S_OK;

    HRETURN( hr );

} //*** CResourcePhysicalDisk::IsManaged()


//////////////////////////////////////////////////////////////////////////////
//++
//
//  CResourcePhysicalDisk::IsQuorumDevice()
//
//  Description:
//
//  Arguments:
//
//  Return Value:
//      S_OK
//          Is quorum device.
//
//      S_FALSE
//          Is not quorum device.
//
//  Remarks:
//      None.
//
//--
//////////////////////////////////////////////////////////////////////////////
STDMETHODIMP
CResourcePhysicalDisk::IsQuorumDevice( void )
{
    TraceFunc( "[IClusCfgManagedResourceInfo]" );

    HRESULT hr;

    if ( m_dwFlags & CLUS_FLAG_CORE )
    {
        hr = S_OK;
    } // if:
    else
    {
        hr = S_FALSE;
    } // else:

    HRETURN( hr );

} //*** CResourcePhysicalDisk::IsQuorumDevice()


//////////////////////////////////////////////////////////////////////////////
//++
//
//  CResourcePhysicalDisk::IsQuorumCapable()
//
//  Description:
//
//  Arguments:
//
//  Return Value:
//      S_OK
//          Is quorum capable device.
//
//      S_FALSE
//          Is not quorum capable device.
//
//  Remarks:
//      None.
//
//--
//////////////////////////////////////////////////////////////////////////////
STDMETHODIMP
CResourcePhysicalDisk::IsQuorumCapable( void )
{
    TraceFunc( "[IClusCfgManagedResourceInfo]" );

    HRESULT hr = S_OK;

    HRETURN( hr );

} //*** CResourcePhysicalDisk::IsQuorumCapable()


//////////////////////////////////////////////////////////////////////////////
//++
//
//  CResourcePhysicalDisk::GetDriveLetterMappings()
//
//  Description:
//
//  Arguments:
//
//  Return Value:
//
//  Remarks:
//      None.
//
//--
//////////////////////////////////////////////////////////////////////////////
STDMETHODIMP
CResourcePhysicalDisk::GetDriveLetterMappings(
    SDriveLetterMapping * pdlmDriveLetterMappingOut
    )
{
    TraceFunc( "[IClusCfgManagedResourceInfo]" );

    HRESULT hr = S_FALSE;

    if ( pdlmDriveLetterMappingOut == NULL )
    {
        hr = THR( E_POINTER );
    } // if:

    ZeroMemory( pdlmDriveLetterMappingOut, sizeof(*pdlmDriveLetterMappingOut) );

    HRETURN( hr );

} //*** CResourcePhysicalDisk::GetDriveLetterMappings()

//
// KB:  Some of these methods are supported in a limited sense for compatability.
//      Those methods compare the request with the current data and succeede if they
//      match, and fail otherwise.  All other methods assert and fail when called.
//      If they are used, appropriate handling should be done in the upper level,
//      And the THR removed from that section of code.
//

//////////////////////////////////////////////////////////////////////////////
//++
//
//  CResourcePhysicalDisk::SetDriveLetterMappings()
//
//  Description:
//
//  Arguments:
//
//  Return Value:
//
//  Remarks:
//      None.
//
//--
//////////////////////////////////////////////////////////////////////////////
STDMETHODIMP
CResourcePhysicalDisk::SetDriveLetterMappings(
    SDriveLetterMapping dlmDriveLetterMappingIn
    )
{
    TraceFunc( "[IClusCfgManagedResourceInfo]" );

    HRESULT hr = THR( E_NOTIMPL );

    HRETURN( hr );

} //*** CResourcePhysicalDisk::SetDriveLetterMappings()

//////////////////////////////////////////////////////////////////////////////
//++
//
//  CResourcePhysicalDisk::IsDeviceJoinable()
//
//  Description:
//
//  Arguments:
//
//  Return Value:
//      S_OK
//          Is Joinable device.
//
//      S_FALSE
//          Is not quorum capable device.
//
//  Remarks:
//      None.
//
//--
//////////////////////////////////////////////////////////////////////////////
STDMETHODIMP
CResourcePhysicalDisk::IsDeviceJoinable( void )
{
    TraceFunc( "[IClusCfgManagedResourceInfo]" );

    HRESULT hr = S_OK;

    HRETURN( hr );

} //*** CResourcePhysicalDisk::IsDeviceJoinable()


//////////////////////////////////////////////////////////////////////////////
//++
//
//  CResourcePhysicalDisk::SetDeviceJoinable()
//
//  Description:
//
//  Arguments:
//
//  Return Value:
//      S_OK
//          Is Joinable device.
//
//      S_FALSE
//          Is not quorum capable device.
//
//  Remarks:
//      This function should never be called.
//
//--
//////////////////////////////////////////////////////////////////////////////
STDMETHODIMP
CResourcePhysicalDisk::SetDeviceJoinable( BOOL fIsJoinableIn )
{
    TraceFunc( "[IClusCfgManagedResourceInfo]" );

    HRETURN( THR( E_NOTIMPL ) );

} //*** CResourcePhysicalDisk::SetDeviceJoinable()


//////////////////////////////////////////////////////////////////////////////
//++
//
//  CResourcePhysicalDisk::SetName()
//
//  Description:
//
//  Arguments:
//
//  Return Value:
//
//  Remarks:
//      None.
//
//--
//////////////////////////////////////////////////////////////////////////////
STDMETHODIMP
CResourcePhysicalDisk::SetName(
    LPCWSTR pcszNameIn
    )
{
    TraceFunc1( "[IClusCfgManagedResourceInfo] pcszNameIn = '%ls'", pcszNameIn == NULL ? L"<null>" : pcszNameIn );

    HRESULT hr = S_FALSE;

    HRETURN( hr );

} //*** CResourcePhysicalDisk::SetName()


//////////////////////////////////////////////////////////////////////////////
//++
//
//  CResourcePhysicalDisk::SetManaged()
//
//  Description:
//
//  Arguments:
//
//  Return Value:
//
//  Remarks:
//      None.
//
//--
//////////////////////////////////////////////////////////////////////////////
STDMETHODIMP
CResourcePhysicalDisk::SetManaged(
    BOOL fIsManagedIn
    )
{
    TraceFunc( "[IClusCfgManagedResourceInfo]" );

    HRESULT hr = S_OK;

    Assert( fIsManagedIn );

    if ( !fIsManagedIn )
    {
        hr = THR( E_FAIL );
    }

    HRETURN( hr );

} //*** CResourcePhysicalDisk::SetManaged()


//////////////////////////////////////////////////////////////////////////////
//++
//
//  CResourcePhysicalDisk::SetQuorumedDevice()
//
//  Description:
//
//  Arguments:
//
//  Return Value:
//
//  Remarks:
//      None.
//
//--
//////////////////////////////////////////////////////////////////////////////
STDMETHODIMP
CResourcePhysicalDisk::SetQuorumedDevice(
    BOOL fIsQuorumDeviceIn
    )
{
    TraceFunc( "[IClusCfgManagedResourceInfo]" );

    HRESULT hr;

    if ( m_dwFlags & CLUS_FLAG_CORE )
    {
        if ( fIsQuorumDeviceIn )
        {
            hr = S_OK;
        }
        else
        {
            hr = THR( E_FAIL );
        }
    }
    else
    {
        if ( !fIsQuorumDeviceIn )
        {
            hr = S_OK;
        }
        else
        {
            hr = THR( E_FAIL );
        }
    }

    HRETURN( hr );

} //*** CResourcePhysicalDisk::SetQuorumedDevice()


//*************************************************************************//


/////////////////////////////////////////////////////////////////////////////
// CResourcePhysicalDisk -- IEnumClusCfgPartitions interface.
/////////////////////////////////////////////////////////////////////////////


//////////////////////////////////////////////////////////////////////////////
//++
//
//  CResourcePhysicalDisk::Next()
//
//  Description:
//
//  Arguments:
//
//  Return Value:
//
//  Remarks:
//      None.
//
//--
//////////////////////////////////////////////////////////////////////////////
STDMETHODIMP
CResourcePhysicalDisk::Next(
    ULONG                       cNumberRequestedIn,
    IClusCfgPartitionInfo **    rgpPartitionInfoOut,
    ULONG *                     pcNumberFetchedOut
    )
{
    TraceFunc( "[IEnumClusCfgPartitions]" );

    HRESULT hr;
    ULONG   cFetched = min(cNumberRequestedIn, m_cParitions - m_ulCurrent);

    if ( rgpPartitionInfoOut == NULL )
        goto InvalidPointer;

    for ( ; cFetched < cNumberRequestedIn; cFetched++, m_ulCurrent++ )
    {
        hr = THR( (m_ppPartitions[ m_ulCurrent ])->TypeSafeQI( IClusCfgPartitionInfo,
                                                               &rgpPartitionInfoOut[ cFetched ]
                                                               ) );
        if ( FAILED( hr ) )
        {
            SSR_W2KPROXY_STATUS( TASKID_Major_Client_And_Server_Log, TASKID_Minor_Next_QI_Failed, hr );
            goto Cleanup;
        }
    }

    if ( cFetched < cNumberRequestedIn )
    {
        hr = S_FALSE;
    }
    else
    {
        hr = S_OK;
    }

Cleanup:
    if ( FAILED( hr ) )
    {
        while ( cFetched != 0 );
        {
            cFetched --;

            rgpPartitionInfoOut[ cFetched ]->Release( );
        }
    }

    if ( pcNumberFetchedOut != NULL )
    {
        *pcNumberFetchedOut = cFetched;
    }

    HRETURN( hr );

InvalidPointer:
    hr = THR( E_POINTER );
    SSR_W2KPROXY_STATUS( TASKID_Major_Client_And_Server_Log, TASKID_Minor_W2kProxy_PhysDisk_Next_InvalidPointer, hr );
    goto Cleanup;

} //*** CResourcePhysicalDisk::Next()


//////////////////////////////////////////////////////////////////////////////
//++
//
//  CResourcePhysicalDisk::Reset()
//
//  Description:
//
//  Arguments:
//
//  Return Value:
//
//  Remarks:
//      None.
//
//--
//////////////////////////////////////////////////////////////////////////////
STDMETHODIMP
CResourcePhysicalDisk::Reset( void )
{
    TraceFunc( "[IEnumClusCfgPartitions]" );

    HRESULT hr = S_OK;

    m_ulCurrent = 0;

    HRETURN( hr );

} //*** CResourcePhysicalDisk::Reset()


//////////////////////////////////////////////////////////////////////////////
//++
//
//  CResourcePhysicalDisk::Skip()
//
//  Description:
//
//  Arguments:
//
//  Return Value:
//
//  Remarks:
//      None.
//
//--
//////////////////////////////////////////////////////////////////////////////
STDMETHODIMP
CResourcePhysicalDisk::Skip(
    ULONG cNumberToSkipIn
    )
{
    TraceFunc( "[IEnumClusCfgPartitions]" );

    HRESULT hr = S_OK;

    m_ulCurrent += cNumberToSkipIn;

    if ( m_ulCurrent >= m_cParitions )
    {
        hr = S_FALSE;
        m_ulCurrent = m_cParitions;
    }
    else
    {
        hr = S_OK;
    }

    HRETURN( hr );

} //*** CResourcePhysicalDisk::Skip()


//////////////////////////////////////////////////////////////////////////////
//++
//
//  CResourcePhysicalDisk::Clone()
//
//  Description:
//
//  Arguments:
//
//  Return Value:
//
//  Remarks:
//      None.
//
//--
//////////////////////////////////////////////////////////////////////////////
STDMETHODIMP
CResourcePhysicalDisk::Clone( IEnumClusCfgPartitions ** ppEnumPartitions )
{
    TraceFunc( "[IEnumClusCfgPartitions]" );

    HRESULT hr = THR( E_NOTIMPL );

    HRETURN( hr );

} //*** CResourcePhysicalDisk::Clone()



//////////////////////////////////////////////////////////////////////////////
//++
//
//  CResourcePhysicalDisk::Count()
//
//  Description:
//
//  Arguments:
//
//  Return Value:
//
//  Remarks:
//      None.
//
//--
//////////////////////////////////////////////////////////////////////////////
STDMETHODIMP
CResourcePhysicalDisk::Count(  DWORD * pnCountOut  )
{
    TraceFunc( "[IEnumClusCfgPartitions]" );

    HRESULT hr = THR( S_OK );

    if ( pnCountOut == NULL )
    {
        hr = THR( E_POINTER );
        goto Cleanup;
    }

    *pnCountOut = m_cParitions;

Cleanup:

    HRETURN( hr );

} //*** CResourcePhysicalDisk::Count()



//****************************************************************************
//
// IClusCfgCallback
//
//****************************************************************************


//////////////////////////////////////////////////////////////////////////////
//++
//
//  CResourcePhysicalDisk::SendStatusReport()
//
//  Description:
//
//  Arguments:
//
//  Return Value:
//
//  Remarks:
//      None.
//
//--
//////////////////////////////////////////////////////////////////////////////
STDMETHODIMP
CResourcePhysicalDisk::SendStatusReport(
      LPCWSTR    pcszNodeNameIn
    , CLSID      clsidTaskMajorIn
    , CLSID      clsidTaskMinorIn
    , ULONG      ulMinIn
    , ULONG      ulMaxIn
    , ULONG      ulCurrentIn
    , HRESULT    hrStatusIn
    , LPCWSTR    pcszDescriptionIn
    , FILETIME * pftTimeIn
    , LPCWSTR    pcszReferenceIn
    )
{
    TraceFunc( "[IClusCfgCallback]" );

    HRESULT     hr = S_OK;

    if ( m_pcccb != NULL )
    {
        hr = THR( m_pcccb->SendStatusReport( pcszNodeNameIn,
                                             clsidTaskMajorIn,
                                             clsidTaskMinorIn,
                                             ulMinIn,
                                             ulMaxIn,
                                             ulCurrentIn,
                                             hrStatusIn,
                                             pcszDescriptionIn,
                                             pftTimeIn,
                                             pcszReferenceIn
                                             ) );
    } // if:

    HRETURN( hr );

}  //*** CResourcePhysicalDisk::SendStatusReport()