1114 lines
25 KiB
C++
1114 lines
25 KiB
C++
//////////////////////////////////////////////////////////////////////////////
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//
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// Copyright (c) 2000-2001 Microsoft Corporation
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//
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// Module Name:
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// CEnumLocalQuorum.cpp
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//
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// Description:
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// This file contains the definition of the CEnumLocalQuorum
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// class.
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//
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// The class CEnumLocalQuorum is the enumeration of cluster
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// local quorum devices. It implements the IEnumClusCfgManagedResources
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// interface.
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//
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// Documentation:
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//
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// Header File:
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// CEnumLocalQuorum.h
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//
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// Maintained By:
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// Galen Barbee (GalenB) 18-DEC-2000
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//
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//////////////////////////////////////////////////////////////////////////////
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//////////////////////////////////////////////////////////////////////////////
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// Include Files
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//////////////////////////////////////////////////////////////////////////////
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#include "pch.h"
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#include <PropList.h>
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#include "CEnumLocalQuorum.h"
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#include "CLocalQuorum.h"
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//////////////////////////////////////////////////////////////////////////////
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// Constant Definitions
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//////////////////////////////////////////////////////////////////////////////
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DEFINE_THISCLASS( "CEnumLocalQuorum" );
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//*************************************************************************//
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/////////////////////////////////////////////////////////////////////////////
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// CEnumLocalQuorum class
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/////////////////////////////////////////////////////////////////////////////
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//////////////////////////////////////////////////////////////////////////////
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//++
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//
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// CEnumLocalQuorum::S_HrCreateInstance
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//
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// Description:
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// Create a CEnumLocalQuorum instance.
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//
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// Arguments:
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// None.
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//
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// Return Values:
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// S_OK
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// Success.
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//
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// E_POINTER
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// The passed in ppunk is NULL.
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//
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// other HRESULTs
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// Object creation failed.
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//
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//--
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//////////////////////////////////////////////////////////////////////////////
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HRESULT
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CEnumLocalQuorum::S_HrCreateInstance( IUnknown ** ppunkOut )
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{
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TraceFunc( "" );
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HRESULT hr;
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CEnumLocalQuorum * pccpd = NULL;
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if ( ppunkOut == NULL )
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{
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hr = THR( E_POINTER );
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goto Cleanup;
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} // if:
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pccpd = new CEnumLocalQuorum();
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if ( pccpd == NULL )
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{
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hr = THR( E_OUTOFMEMORY );
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goto Cleanup;
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} // if: error allocating object
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hr = THR( pccpd->HrInit() );
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if ( FAILED( hr ) )
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{
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goto Cleanup;
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} // if: HrInit() failed
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hr = THR( pccpd->TypeSafeQI( IUnknown, ppunkOut ) );
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Cleanup:
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if ( FAILED( hr ) )
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{
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LogMsg( L"[SRV] CEnumLocalQuorum::S_HrCreateInstance() failed. (hr = %#08x)", hr );
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} // if:
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if ( pccpd != NULL )
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{
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pccpd->Release();
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} // if:
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HRETURN( hr );
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} //*** CEnumLocalQuorum::S_HrCreateInstance
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//////////////////////////////////////////////////////////////////////////////
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//++
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//
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// IUnknown *
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// CEnumLocalQuorum::S_RegisterCatIDSupport
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//
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// Description:
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// Registers/unregisters this class with the categories that it belongs
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// to.
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//
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// Arguments:
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// IN ICatRegister * picrIn
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// Used to register/unregister our CATID support.
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//
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// IN BOOL fCreateIn
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// When true we are registering the server. When false we are
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// un-registering the server.
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//
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// Return Values:
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// S_OK
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// Success.
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//
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// E_INVALIDARG
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// The passed in ICatRgister pointer was NULL.
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//
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// other HRESULTs
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// Registration/Unregistration failed.
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//
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//--
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//////////////////////////////////////////////////////////////////////////////
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HRESULT
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CEnumLocalQuorum::S_RegisterCatIDSupport(
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ICatRegister * picrIn,
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BOOL fCreateIn
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)
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{
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TraceFunc( "" );
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HRESULT hr = S_OK;
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CATID rgCatIds[ 1 ];
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if ( picrIn == NULL )
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{
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hr = THR( E_INVALIDARG );
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goto Cleanup;
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} // if:
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rgCatIds[ 0 ] = CATID_EnumClusCfgManagedResources;
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if ( fCreateIn )
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{
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hr = THR( picrIn->RegisterClassImplCategories( CLSID_EnumLocalQuorum, 1, rgCatIds ) );
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} // if:
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Cleanup:
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HRETURN( hr );
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} //*** CEnumLocalQuorum::S_RegisterCatIDSupport
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/////////////////////////////////////////////////////////////////////////////
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//++
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//
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// CEnumLocalQuorum:HrNodeResourceCallback
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//
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// Description:
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// Called by CClusterUtils::HrEnumNodeResources when it finds a
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// resource for this node.
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//
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// Arguments:
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//
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//
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// Return Value:
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// S_OK
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// Success.
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//
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// Win32 Error
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// something failed.
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//
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// Remarks:
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// None.
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//
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//--
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//////////////////////////////////////////////////////////////////////////////
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HRESULT
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CEnumLocalQuorum::HrNodeResourceCallback(
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HCLUSTER hClusterIn,
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HRESOURCE hResourceIn
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)
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{
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TraceFunc( "" );
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HRESULT hr = S_OK;
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DWORD sc;
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CClusPropList cplPriv;
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CClusPropList cplCommonRO;
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CLUSPROP_BUFFER_HELPER cpbh;
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BOOL fIsQuorum;
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IUnknown * punk = NULL;
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IClusCfgManagedResourceInfo * pcccmri = NULL;
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hr = STHR( HrIsResourceOfType( hResourceIn, L"Local Quorum" ) );
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if ( FAILED( hr ) )
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{
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goto Cleanup;
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} // if:
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//
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// If this resource is not a local quorum then we simply want to
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// skip it.
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//
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if ( hr == S_FALSE )
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{
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goto Cleanup;
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} // if:
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hr = STHR( HrIsCoreResource( hResourceIn ) );
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if ( FAILED( hr ) )
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{
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goto Cleanup;
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} // if:
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fIsQuorum = ( hr == S_OK );
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LOG_STATUS_REPORT_STRING( L"This node owns a local quorum resource. It '%1!ws!' the quorum.", fIsQuorum ? L"is" : L"is not", hr );
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hr = THR( CLocalQuorum::S_HrCreateInstance( &punk ) );
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if ( FAILED( hr ) )
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{
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goto Cleanup;
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} // if:
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hr = THR( HrSetInitialize( punk, m_picccCallback, m_lcid ) );
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if ( FAILED( hr ) )
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{
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goto Cleanup;
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} // if:
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hr = THR( punk->TypeSafeQI( IClusCfgManagedResourceInfo, &pcccmri ) );
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if ( FAILED( hr ) )
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{
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goto Cleanup;
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} // if:
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hr = THR( pcccmri->SetQuorumedDevice( fIsQuorum ) );
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if ( FAILED( hr ) )
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{
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goto Cleanup;
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} // if:
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// Find out if the Debug flag is set....
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sc = TW32( cplPriv.ScGetResourceProperties( hResourceIn, CLUSCTL_RESOURCE_GET_PRIVATE_PROPERTIES ) );
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if ( sc != ERROR_SUCCESS )
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{
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goto MakeHr;
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} // if:
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sc = cplPriv.ScMoveToPropertyByName( L"Debug" );
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if ( sc == ERROR_NO_MORE_ITEMS )
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{
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hr = THR( pcccmri->SetDeviceJoinable( false ) );
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if ( FAILED( hr ) )
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{
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goto Cleanup;
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} // if:
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} // if:
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else if ( sc == ERROR_SUCCESS )
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{
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cpbh = cplPriv.CbhCurrentValue();
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Assert( cpbh.pSyntax->dw == CLUSPROP_SYNTAX_LIST_VALUE_DWORD );
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hr = THR( pcccmri->SetDeviceJoinable( !( cpbh.pDwordValue->dw == 0 ) ) );
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if ( FAILED( hr ) )
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{
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goto Cleanup;
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} // if:
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} // else if:
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else
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{
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TW32( sc );
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goto MakeHr;
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} // else:
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// get the name of this resource.
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sc = TW32( cplCommonRO.ScGetResourceProperties( hResourceIn, CLUSCTL_RESOURCE_GET_RO_COMMON_PROPERTIES ) );
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if ( sc != ERROR_SUCCESS )
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{
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goto MakeHr;
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} // if:
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sc = cplCommonRO.ScMoveToPropertyByName( L"Name" );
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if ( sc == ERROR_SUCCESS )
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{
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cpbh = cplCommonRO.CbhCurrentValue();
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Assert( cpbh.pSyntax->dw == CLUSPROP_SYNTAX_LIST_VALUE_SZ );
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hr = THR( pcccmri->SetName( cpbh.pStringValue->sz ) );
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if ( FAILED( hr ) )
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{
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goto Cleanup;
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} // if:
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} // if:
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else
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{
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TW32( sc );
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goto MakeHr;
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} // else:
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hr = THR( HrAddResourceToArray( punk ) );
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goto Cleanup;
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MakeHr:
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hr = HRESULT_FROM_WIN32( sc );
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Cleanup:
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if ( pcccmri != NULL )
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{
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pcccmri->Release();
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} // if:
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if ( punk != NULL )
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{
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punk->Release();
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} // if:
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HRETURN( hr );
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} //*** CEnumLocalQuorum::HrNodeResourceCallback
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//*************************************************************************//
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/////////////////////////////////////////////////////////////////////////////
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// CEnumLocalQuorum class -- Private Methods.
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/////////////////////////////////////////////////////////////////////////////
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//////////////////////////////////////////////////////////////////////////////
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//++
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//
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// CEnumLocalQuorum::CEnumLocalQuorum
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//
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// Description:
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// Constructor of the CEnumLocalQuorum class. This initializes
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// the m_cRef variable to 1 instead of 0 to account of possible
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// QueryInterface failure in DllGetClassObject.
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//
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// Arguments:
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// None.
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//
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// Return Value:
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// None.
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//
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// Remarks:
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// None.
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//
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//--
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//////////////////////////////////////////////////////////////////////////////
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CEnumLocalQuorum::CEnumLocalQuorum( void )
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: m_cRef( 1 )
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, m_lcid( LOCALE_NEUTRAL )
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{
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TraceFunc( "" );
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// Increment the count of components in memory so the DLL hosting this
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// object cannot be unloaded.
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InterlockedIncrement( &g_cObjects );
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Assert( m_picccCallback == NULL );
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Assert( m_prgQuorums == NULL );
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Assert( m_idxNext == 0 );
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Assert( m_idxEnumNext == 0 );
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Assert( m_bstrNodeName == NULL );
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Assert( !m_fEnumLoaded );
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Assert( m_cQuorumCount == 0 );
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TraceFuncExit();
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} //*** CEnumLocalQuorum::CEnumLocalQuorum
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|
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//////////////////////////////////////////////////////////////////////////////
|
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//++
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//
|
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// CEnumLocalQuorum::~CEnumLocalQuorum
|
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//
|
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// Description:
|
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// Desstructor of the CEnumLocalQuorum class.
|
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//
|
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// Arguments:
|
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// None.
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//
|
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// Return Value:
|
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// None.
|
|
//
|
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// Remarks:
|
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// None.
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//
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//--
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//////////////////////////////////////////////////////////////////////////////
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CEnumLocalQuorum::~CEnumLocalQuorum( void )
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{
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TraceFunc( "" );
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ULONG idx;
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|
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if ( m_picccCallback != NULL )
|
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{
|
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m_picccCallback->Release();
|
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} // if:
|
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|
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for ( idx = 0; idx < m_idxNext; idx++ )
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{
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if ( (*m_prgQuorums)[ idx ] != NULL )
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{
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((*m_prgQuorums)[ idx ])->Release();
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} // end if:
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} // for:
|
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TraceFree( m_prgQuorums );
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TraceSysFreeString( m_bstrNodeName );
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// There's going to be one less component in memory. Decrement component count.
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InterlockedDecrement( &g_cObjects );
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TraceFuncExit();
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} //*** CEnumLocalQuorum::~CEnumLocalQuorum
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|
|
|
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//////////////////////////////////////////////////////////////////////////////
|
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//++
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//
|
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// CEnumLocalQuorum::HrInit
|
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//
|
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// Description:
|
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// Initialize this component.
|
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//
|
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// Arguments:
|
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// None.
|
|
//
|
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// Return Value:
|
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//
|
|
//
|
|
// Remarks:
|
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// None.
|
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//
|
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//--
|
|
//////////////////////////////////////////////////////////////////////////////
|
|
HRESULT
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CEnumLocalQuorum::HrInit( void )
|
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{
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TraceFunc( "" );
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HRETURN( S_OK );
|
|
|
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} //*** CEnumLocalQuorum::HrInit
|
|
|
|
|
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//////////////////////////////////////////////////////////////////////////////
|
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//++
|
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//
|
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// CEnumLocalQuorum::HrLoadResources
|
|
//
|
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// Description:
|
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// Initialize this component.
|
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//
|
|
// Arguments:
|
|
// None.
|
|
//
|
|
// Return Value:
|
|
//
|
|
//
|
|
// Remarks:
|
|
// None.
|
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//
|
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//--
|
|
//////////////////////////////////////////////////////////////////////////////
|
|
HRESULT
|
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CEnumLocalQuorum::HrLoadResources( void )
|
|
{
|
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TraceFunc( "" );
|
|
|
|
HRESULT hr = S_OK;
|
|
|
|
//
|
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// If the node is clustered then load any local quorum resources
|
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// that we own.
|
|
//
|
|
hr = STHR( HrIsNodeClustered() );
|
|
if ( hr == S_OK )
|
|
{
|
|
hr = THR( HrEnumNodeResources( m_bstrNodeName ) );
|
|
if ( FAILED( hr ) )
|
|
{
|
|
goto Cleanup;
|
|
} // if:
|
|
|
|
//
|
|
// If this node doesn't own an instance of this resource then we need
|
|
// to create a dummy resource for MiddleTier analysis.
|
|
//
|
|
if ( m_idxNext == 0 )
|
|
{
|
|
LogMsg( L"[SRV] This node does not own a local quorum resource. Creating a dummy resource." );
|
|
hr = THR( HrCreateDummyObject() );
|
|
} // if:
|
|
} // if:
|
|
else if ( hr == S_FALSE )
|
|
{
|
|
//
|
|
// If this node isn't clustered then we need to create a dummy resource
|
|
// for MiddleTier analysis.
|
|
//
|
|
LogMsg( L"[SRV] This node is not clustered. Creating a dummy local quorum resource." );
|
|
hr = THR( HrCreateDummyObject() );
|
|
} // else if:
|
|
|
|
Cleanup:
|
|
|
|
HRETURN( hr );
|
|
|
|
} //*** CEnumLocalQuorum::HrLoadResources
|
|
|
|
|
|
/////////////////////////////////////////////////////////////////////////////
|
|
//++
|
|
//
|
|
// CEnumLocalQuorum:HrAddResourceToArray
|
|
//
|
|
// Description:
|
|
// Add the passed in local quorum to the array of punks that holds the
|
|
// list of local quorums.
|
|
//
|
|
// Arguments:
|
|
//
|
|
//
|
|
// Return Value:
|
|
// S_OK
|
|
// Success
|
|
//
|
|
// E_OUTOFMEMORY
|
|
// Couldn't allocate memeory.
|
|
//
|
|
// Remarks:
|
|
// None.
|
|
//
|
|
//--
|
|
//////////////////////////////////////////////////////////////////////////////
|
|
HRESULT
|
|
CEnumLocalQuorum::HrAddResourceToArray( IUnknown * punkIn )
|
|
{
|
|
TraceFunc( "" );
|
|
Assert( punkIn != NULL );
|
|
|
|
HRESULT hr = S_OK;
|
|
IUnknown * ((*prgpunks)[]) = NULL;
|
|
|
|
prgpunks = (IUnknown *((*)[])) TraceReAlloc( m_prgQuorums, sizeof( IUnknown * ) * ( m_idxNext + 1 ), HEAP_ZERO_MEMORY );
|
|
if ( prgpunks == NULL )
|
|
{
|
|
hr = THR( E_OUTOFMEMORY );
|
|
STATUS_REPORT( TASKID_Major_Find_Devices, TASKID_Minor_HrAddResourceToArray, IDS_ERROR_OUTOFMEMORY, hr );
|
|
goto Cleanup;
|
|
} // if:
|
|
|
|
m_prgQuorums = prgpunks;
|
|
|
|
(*m_prgQuorums)[ m_idxNext++ ] = punkIn;
|
|
punkIn->AddRef();
|
|
m_cQuorumCount += 1;
|
|
|
|
Cleanup:
|
|
|
|
HRETURN( hr );
|
|
|
|
} //*** CEnumLocalQuorum::HrAddResourceToArray
|
|
|
|
|
|
//////////////////////////////////////////////////////////////////////////////
|
|
//++
|
|
//
|
|
// CEnumLocalQuorum::HrCreateDummyObject
|
|
//
|
|
// Description:
|
|
// Create a dummy object so the MiddleTier will be happy.
|
|
//
|
|
// Arguments:
|
|
// None.
|
|
//
|
|
// Return Value:
|
|
//
|
|
// Remarks:
|
|
// None.
|
|
//
|
|
//--
|
|
//////////////////////////////////////////////////////////////////////////////
|
|
HRESULT
|
|
CEnumLocalQuorum::HrCreateDummyObject( void )
|
|
{
|
|
TraceFunc( "" );
|
|
|
|
HRESULT hr = S_OK;
|
|
IUnknown * punk = NULL;
|
|
|
|
hr = THR( CLocalQuorum::S_HrCreateInstance( &punk ) );
|
|
if ( FAILED( hr ) )
|
|
{
|
|
goto Cleanup;
|
|
} // if:
|
|
|
|
hr = THR( HrSetInitialize( punk, m_picccCallback, m_lcid ) );
|
|
if ( FAILED( hr ) )
|
|
{
|
|
goto Cleanup;
|
|
} // if:
|
|
|
|
hr = THR( HrAddResourceToArray( punk ) );
|
|
|
|
Cleanup:
|
|
|
|
if ( punk != NULL )
|
|
{
|
|
punk->Release();
|
|
} // if:
|
|
|
|
HRETURN( hr );
|
|
|
|
} //*** CEnumLocalQuorum::HrCreateDummyObject
|
|
|
|
|
|
//*************************************************************************//
|
|
|
|
|
|
/////////////////////////////////////////////////////////////////////////////
|
|
// CEnumLocalQuorum -- IUknkown interface.
|
|
/////////////////////////////////////////////////////////////////////////////
|
|
|
|
|
|
//////////////////////////////////////////////////////////////////////////////
|
|
//++
|
|
//
|
|
// STDMETHODIMP_( ULONG )
|
|
// CEnumLocalQuorum:: [IUNKNOWN] AddRef
|
|
//
|
|
// Description:
|
|
// Increment the reference count of this object by one.
|
|
//
|
|
// Arguments:
|
|
// None.
|
|
//
|
|
// Return Value:
|
|
// The new reference count.
|
|
//
|
|
// Remarks:
|
|
// None.
|
|
//
|
|
//--
|
|
//////////////////////////////////////////////////////////////////////////////
|
|
STDMETHODIMP_( ULONG )
|
|
CEnumLocalQuorum::AddRef( void )
|
|
{
|
|
TraceFunc( "[IUnknown]" );
|
|
|
|
InterlockedIncrement( & m_cRef );
|
|
|
|
RETURN( m_cRef );
|
|
|
|
} //*** CEnumLocalQuorum::AddRef
|
|
|
|
|
|
//////////////////////////////////////////////////////////////////////////////
|
|
//++
|
|
//
|
|
// STDMETHODIMP_( ULONG )
|
|
// CEnumLocalQuorum:: [IUNKNOWN] Release
|
|
//
|
|
// Description:
|
|
// Decrement the reference count of this object by one.
|
|
//
|
|
// Arguments:
|
|
// None.
|
|
//
|
|
// Return Value:
|
|
// The new reference count.
|
|
//
|
|
// Remarks:
|
|
// None.
|
|
//
|
|
//--
|
|
//////////////////////////////////////////////////////////////////////////////
|
|
STDMETHODIMP_( ULONG )
|
|
CEnumLocalQuorum::Release( void )
|
|
{
|
|
TraceFunc( "[IUnknown]" );
|
|
|
|
LONG cRef;
|
|
|
|
cRef = InterlockedDecrement( &m_cRef );
|
|
if ( cRef == 0 )
|
|
{
|
|
TraceDo( delete this );
|
|
} // if: reference count equal to zero
|
|
|
|
RETURN( cRef );
|
|
|
|
} //*** CEnumLocalQuorum::Release
|
|
|
|
|
|
//////////////////////////////////////////////////////////////////////////////
|
|
//++
|
|
//
|
|
// CEnumLocalQuorum:: [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
|
|
CEnumLocalQuorum::QueryInterface( REFIID riid, void ** ppv )
|
|
{
|
|
TraceQIFunc( riid, ppv );
|
|
|
|
HRESULT hr = E_NOINTERFACE;
|
|
|
|
if ( IsEqualIID( riid, IID_IUnknown ) )
|
|
{
|
|
*ppv = static_cast< IEnumClusCfgManagedResources * >( this );
|
|
hr = S_OK;
|
|
} // if: IUnknown
|
|
else if ( IsEqualIID( riid, IID_IEnumClusCfgManagedResources ) )
|
|
{
|
|
*ppv = TraceInterface( __THISCLASS__, IEnumClusCfgManagedResources, this, 0 );
|
|
hr = S_OK;
|
|
} // else if:
|
|
else if ( IsEqualIID( riid, IID_IClusCfgInitialize ) )
|
|
{
|
|
*ppv = TraceInterface( __THISCLASS__, IClusCfgInitialize, this, 0 );
|
|
hr = S_OK;
|
|
} // else if:
|
|
|
|
if ( SUCCEEDED( hr ) )
|
|
{
|
|
((IUnknown *) *ppv)->AddRef( );
|
|
} // if: success
|
|
|
|
QIRETURN_IGNORESTDMARSHALLING1( hr, riid, IID_IClusCfgWbemServices );
|
|
|
|
} //*** CEnumLocalQuorum::QueryInterface
|
|
|
|
|
|
//*************************************************************************//
|
|
|
|
|
|
/////////////////////////////////////////////////////////////////////////////
|
|
// CEnumLocalQuorum -- IClusCfgInitialize interface.
|
|
/////////////////////////////////////////////////////////////////////////////
|
|
|
|
|
|
//////////////////////////////////////////////////////////////////////////////
|
|
//++
|
|
//
|
|
// CEnumLocalQuorum::Initialize
|
|
//
|
|
// Description:
|
|
// Initialize this component.
|
|
//
|
|
// Arguments:
|
|
// IN IUknown * punkCallbackIn
|
|
//
|
|
// IN LCID lcidIn
|
|
//
|
|
// Return Value:
|
|
// S_OK
|
|
// Success
|
|
//
|
|
// Remarks:
|
|
// None.
|
|
//
|
|
//--
|
|
//////////////////////////////////////////////////////////////////////////////
|
|
STDMETHODIMP
|
|
CEnumLocalQuorum::Initialize(
|
|
IUnknown * punkCallbackIn,
|
|
LCID lcidIn
|
|
)
|
|
{
|
|
TraceFunc( "[IClusCfgInitialize]" );
|
|
Assert( m_picccCallback == NULL );
|
|
|
|
HRESULT hr = S_OK;
|
|
|
|
m_lcid = lcidIn;
|
|
|
|
if ( punkCallbackIn == NULL )
|
|
{
|
|
hr = THR( E_POINTER );
|
|
goto Cleanup;
|
|
} // if:
|
|
|
|
hr = THR( punkCallbackIn->TypeSafeQI( IClusCfgCallback, &m_picccCallback ) );
|
|
if ( FAILED( hr ) )
|
|
{
|
|
goto Cleanup;
|
|
} // if:
|
|
|
|
hr = THR( HrGetComputerName( ComputerNameNetBIOS, &m_bstrNodeName ) );
|
|
|
|
Cleanup:
|
|
|
|
HRETURN( hr );
|
|
|
|
} //*** CEnumLocalQuorum::Initialize
|
|
|
|
|
|
//*************************************************************************//
|
|
|
|
|
|
/////////////////////////////////////////////////////////////////////////////
|
|
// CEnumLocalQuorum -- IEnumClusCfgManagedResources interface.
|
|
/////////////////////////////////////////////////////////////////////////////
|
|
|
|
|
|
//////////////////////////////////////////////////////////////////////////////
|
|
//++
|
|
//
|
|
// CEnumLocalQuorum::Next
|
|
//
|
|
// Description:
|
|
//
|
|
// Arguments:
|
|
//
|
|
// Return Value:
|
|
//
|
|
// Remarks:
|
|
// None.
|
|
//
|
|
//--
|
|
//////////////////////////////////////////////////////////////////////////////
|
|
STDMETHODIMP
|
|
CEnumLocalQuorum::Next(
|
|
ULONG cNumberRequestedIn,
|
|
IClusCfgManagedResourceInfo ** rgpManagedResourceInfoOut,
|
|
ULONG * pcNumberFetchedOut
|
|
)
|
|
{
|
|
TraceFunc( "[IEnumClusCfgManagedResources]" );
|
|
|
|
HRESULT hr = S_FALSE;
|
|
ULONG cFetched = 0;
|
|
IClusCfgManagedResourceInfo * pccsdi;
|
|
IUnknown * punk;
|
|
ULONG ulStop;
|
|
|
|
if ( rgpManagedResourceInfoOut == NULL )
|
|
{
|
|
hr = THR( E_POINTER );
|
|
STATUS_REPORT( TASKID_Major_Find_Devices, TASKID_Minor_Next_Enum_LocalQuorum, IDS_ERROR_NULL_POINTER, hr );
|
|
goto Cleanup;
|
|
} // if:
|
|
|
|
if ( !m_fEnumLoaded )
|
|
{
|
|
hr = STHR( HrLoadResources() );
|
|
if ( FAILED( hr ) )
|
|
{
|
|
goto Cleanup;
|
|
} // if:
|
|
|
|
m_fEnumLoaded = true;
|
|
} // if:
|
|
|
|
ulStop = min( cNumberRequestedIn, ( m_idxNext - m_idxEnumNext ) );
|
|
|
|
for ( hr = S_OK; ( cFetched < ulStop ) && ( m_idxEnumNext < m_idxNext ); m_idxEnumNext++ )
|
|
{
|
|
punk = (*m_prgQuorums)[ m_idxEnumNext ];
|
|
if ( punk != NULL )
|
|
{
|
|
hr = THR( punk->TypeSafeQI( IClusCfgManagedResourceInfo, &pccsdi ) );
|
|
if ( FAILED( hr ) )
|
|
{
|
|
break;
|
|
} // if:
|
|
|
|
rgpManagedResourceInfoOut[ cFetched++ ] = pccsdi;
|
|
} // if:
|
|
} // for:
|
|
|
|
if ( FAILED( hr ) )
|
|
{
|
|
m_idxEnumNext -= cFetched;
|
|
|
|
while ( cFetched != 0 )
|
|
{
|
|
(rgpManagedResourceInfoOut[ --cFetched ])->Release();
|
|
} // for:
|
|
|
|
goto Cleanup;
|
|
} // if:
|
|
|
|
if ( cFetched < cNumberRequestedIn )
|
|
{
|
|
hr = S_FALSE;
|
|
} // if:
|
|
|
|
Cleanup:
|
|
|
|
if ( pcNumberFetchedOut != NULL )
|
|
{
|
|
*pcNumberFetchedOut = cFetched;
|
|
} // if:
|
|
|
|
HRETURN( hr );
|
|
|
|
} //*** CEnumLocalQuorum::Next
|
|
|
|
|
|
//////////////////////////////////////////////////////////////////////////////
|
|
//++
|
|
//
|
|
// CEnumLocalQuorum::Skip
|
|
//
|
|
// Description:
|
|
//
|
|
// Arguments:
|
|
//
|
|
// Return Value:
|
|
//
|
|
// Remarks:
|
|
// None.
|
|
//
|
|
//--
|
|
//////////////////////////////////////////////////////////////////////////////
|
|
STDMETHODIMP
|
|
CEnumLocalQuorum::Skip( ULONG cNumberToSkipIn )
|
|
{
|
|
TraceFunc( "[IEnumClusCfgManagedResources]" );
|
|
|
|
HRESULT hr = S_OK;
|
|
|
|
m_idxEnumNext += cNumberToSkipIn;
|
|
if ( m_idxEnumNext >= m_idxNext )
|
|
{
|
|
m_idxEnumNext = m_idxNext;
|
|
hr = STHR( S_FALSE );
|
|
} // if:
|
|
|
|
HRETURN( hr );
|
|
|
|
} //*** CEnumLocalQuorum::Skip
|
|
|
|
|
|
//////////////////////////////////////////////////////////////////////////////
|
|
//++
|
|
//
|
|
// CEnumLocalQuorum::Reset
|
|
//
|
|
// Description:
|
|
//
|
|
// Arguments:
|
|
//
|
|
// Return Value:
|
|
//
|
|
// Remarks:
|
|
// None.
|
|
//
|
|
//--
|
|
//////////////////////////////////////////////////////////////////////////////
|
|
STDMETHODIMP
|
|
CEnumLocalQuorum::Reset( void )
|
|
{
|
|
TraceFunc( "[IEnumClusCfgManagedResources]" );
|
|
|
|
m_idxEnumNext = 0;
|
|
|
|
HRETURN( S_OK );
|
|
|
|
} //*** CEnumLocalQuorum::Reset
|
|
|
|
|
|
//////////////////////////////////////////////////////////////////////////////
|
|
//++
|
|
//
|
|
// CEnumLocalQuorum::Clone
|
|
//
|
|
// Description:
|
|
//
|
|
// Arguments:
|
|
//
|
|
// Return Value:
|
|
//
|
|
// Remarks:
|
|
// None.
|
|
//
|
|
//--
|
|
//////////////////////////////////////////////////////////////////////////////
|
|
STDMETHODIMP
|
|
CEnumLocalQuorum::Clone(
|
|
IEnumClusCfgManagedResources ** ppEnumClusCfgStorageDevicesOut
|
|
)
|
|
{
|
|
TraceFunc( "[IEnumClusCfgManagedResources]" );
|
|
|
|
HRESULT hr = S_OK;
|
|
|
|
if ( ppEnumClusCfgStorageDevicesOut == NULL )
|
|
{
|
|
hr = THR( E_POINTER );
|
|
STATUS_REPORT( TASKID_Major_Find_Devices, TASKID_Minor_Clone_Enum_LocalQuorum, IDS_ERROR_NULL_POINTER, hr );
|
|
goto Cleanup;
|
|
} // if:
|
|
|
|
hr = THR( E_NOTIMPL );
|
|
|
|
Cleanup:
|
|
|
|
HRETURN( hr );
|
|
|
|
} //*** CEnumLocalQuorum::Clone
|
|
|
|
|
|
//////////////////////////////////////////////////////////////////////////////
|
|
//++
|
|
//
|
|
// CEnumLocalQuorum::Count
|
|
//
|
|
// Description:
|
|
//
|
|
// Arguments:
|
|
//
|
|
// Return Value:
|
|
//
|
|
// Remarks:
|
|
// None.
|
|
//
|
|
//--
|
|
//////////////////////////////////////////////////////////////////////////////
|
|
STDMETHODIMP
|
|
CEnumLocalQuorum::Count( DWORD * pnCountOut )
|
|
{
|
|
TraceFunc( "[IEnumClusCfgManagedResources]" );
|
|
|
|
HRESULT hr = S_OK;
|
|
|
|
if ( pnCountOut == NULL )
|
|
{
|
|
hr = THR( E_POINTER );
|
|
goto Cleanup;
|
|
} // if:
|
|
|
|
if ( !m_fEnumLoaded )
|
|
{
|
|
hr = STHR( HrLoadResources() );
|
|
if ( FAILED( hr ) )
|
|
{
|
|
goto Cleanup;
|
|
} // if:
|
|
|
|
m_fEnumLoaded = true;
|
|
} // if:
|
|
|
|
*pnCountOut = m_cQuorumCount;
|
|
|
|
Cleanup:
|
|
|
|
HRETURN( hr );
|
|
|
|
} //*** CEnumLocalQuorum::Count
|