1077 lines
27 KiB
C++
1077 lines
27 KiB
C++
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/////////////////////////////////////////////////////////////////////////////
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//
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// Copyright (c) 1999 Microsoft Corporation
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//
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// Module Name:
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// RegExt.cpp
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//
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// Description:
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// Implementation of routines for extension registration.
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//
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// Author:
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// David Potter (DavidP) March 24, 1999
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//
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// Revision History:
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//
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// Notes:
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//
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/////////////////////////////////////////////////////////////////////////////
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#include "stdafx.h"
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#include <ole2.h>
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#ifdef _DEBUG
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#define new DEBUG_NEW
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#undef THIS_FILE
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static char THIS_FILE[] = __FILE__;
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#endif
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#define REG_VALUE_ADMIN_EXTENSIONS L"AdminExtensions"
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/////////////////////////////////////////////////////////////////////////////
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// Static Function Prototypes
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/////////////////////////////////////////////////////////////////////////////
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static HRESULT RegisterAnyCluAdminExtension(
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IN HCLUSTER hCluster,
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IN LPCWSTR pwszKeyName,
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IN const CLSID * pClsid
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);
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static HRESULT RegisterAnyCluAdminExtension(
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IN HKEY hkey,
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IN const CLSID * pClsid
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);
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static HRESULT UnregisterAnyCluAdminExtension(
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IN HCLUSTER hCluster,
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IN LPCWSTR pwszKeyName,
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IN const CLSID * pClsid
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);
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static HRESULT UnregisterAnyCluAdminExtension(
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IN HKEY hkey,
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IN const CLSID * pClsid
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);
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static DWORD ReadValue(
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IN HKEY hkey,
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IN LPCWSTR pwszValueName,
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OUT LPWSTR * ppwszValue,
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OUT DWORD * pcbSize
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);
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/////////////////////////////////////////////////////////////////////////////
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//++
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//
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// RegisterCluAdminClusterExtension
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//
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// Description:
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// Register with the cluster database a Cluster Administrator Extension
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// DLL that extends the cluster object.
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//
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// Arguments:
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// hCluster [IN] Handle to the cluster to modify.
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// pClsid [IN] Extension's CLSID.
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//
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// Return Value:
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// S_OK Extension registered successfully.
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// Win32 error code if another failure occurred.
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//
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//--
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/////////////////////////////////////////////////////////////////////////////
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STDAPI RegisterCluAdminClusterExtension(
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IN HCLUSTER hCluster,
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IN const CLSID * pClsid
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)
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{
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HRESULT hr;
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HKEY hkey;
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// Get the cluster registry key.
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hkey = GetClusterKey(hCluster, KEY_ALL_ACCESS);
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if ( hkey == NULL )
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{
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hr = GetLastError();
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} // if: error getting cluster key
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else
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{
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// Register the extension.
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hr = RegisterAnyCluAdminExtension( hkey, pClsid );
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ClusterRegCloseKey( hkey );
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} // else: GetClusterKey succeeded
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return hr;
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} //*** RegisterCluAdminClusterExtension()
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/////////////////////////////////////////////////////////////////////////////
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//++
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//
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// RegisterCluAdminAllNodesExtension
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//
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// Description:
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// Register with the cluster database a Cluster Administrator Extension
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// DLL that extends all nodes.
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//
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// Arguments:
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// hCluster [IN] Handle to the cluster to modify.
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// pClsid [IN] Extension's CLSID.
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//
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// Return Value:
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// S_OK Extension registered successfully.
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// Win32 error code if another failure occurred.
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//
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//--
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/////////////////////////////////////////////////////////////////////////////
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STDAPI RegisterCluAdminAllNodesExtension(
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IN HCLUSTER hCluster,
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IN const CLSID * pClsid
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)
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{
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HRESULT hr;
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hr = RegisterAnyCluAdminExtension( hCluster, L"Nodes", pClsid );
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return hr;
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} //*** RegisterCluAdminAllNodesExtension()
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/////////////////////////////////////////////////////////////////////////////
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//++
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//
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// RegisterCluAdminAllGroupsExtension
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//
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// Description:
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// Register with the cluster database a Cluster Administrator Extension
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// DLL that extends all groups.
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//
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// Arguments:
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// hCluster [IN] Handle to the cluster to modify.
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// pClsid [IN] Extension's CLSID.
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//
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// Return Value:
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// S_OK Extension registered successfully.
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// Win32 error code if another failure occurred.
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//
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//--
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/////////////////////////////////////////////////////////////////////////////
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STDAPI RegisterCluAdminAllGroupsExtension(
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IN HCLUSTER hCluster,
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IN const CLSID * pClsid
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)
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{
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HRESULT hr;
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hr = RegisterAnyCluAdminExtension( hCluster, L"Groups", pClsid );
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return hr;
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} //*** RegisterCluAdminAllGroupsExtension()
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/////////////////////////////////////////////////////////////////////////////
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//++
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//
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// RegisterCluAdminAllResourcesExtension
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//
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// Description:
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// Register with the cluster database a Cluster Administrator Extension
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// DLL that extends all resources.
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//
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// Arguments:
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// hCluster [IN] Handle to the cluster to modify.
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// pClsid [IN] Extension's CLSID.
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//
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// Return Value:
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// S_OK Extension registered successfully.
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// Win32 error code if another failure occurred.
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//
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//--
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/////////////////////////////////////////////////////////////////////////////
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STDAPI RegisterCluAdminAllResourcesExtension(
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IN HCLUSTER hCluster,
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IN const CLSID * pClsid
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)
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{
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HRESULT hr;
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hr = RegisterAnyCluAdminExtension( hCluster, L"Resources", pClsid );
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return hr;
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} //*** RegisterCluAdminAllResourcesExtension()
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/////////////////////////////////////////////////////////////////////////////
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//++
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//
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// RegisterCluAdminAllResourceTypesExtension
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//
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// Description:
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// Register with the cluster database a Cluster Administrator Extension
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// DLL that extends all resource types.
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//
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// Arguments:
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// hCluster [IN] Handle to the cluster to modify.
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// pClsid [IN] Extension's CLSID.
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//
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// Return Value:
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// S_OK Extension registered successfully.
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// Win32 error code if another failure occurred.
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//
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//--
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/////////////////////////////////////////////////////////////////////////////
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STDAPI RegisterCluAdminAllResourceTypesExtension(
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IN HCLUSTER hCluster,
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IN const CLSID * pClsid
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)
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{
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HRESULT hr;
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hr = RegisterAnyCluAdminExtension( hCluster, L"ResourceTypes", pClsid );
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return hr;
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} //*** RegisterCluAdminAllResourceTypesExtension()
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/////////////////////////////////////////////////////////////////////////////
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//++
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//
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// RegisterCluAdminAllNetworksExtension
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//
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// Description:
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// Register with the cluster database a Cluster Administrator Extension
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// DLL that extends all networks.
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//
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// Arguments:
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// hCluster [IN] Handle to the cluster to modify.
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// pClsid [IN] Extension's CLSID.
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//
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// Return Value:
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// S_OK Extension registered successfully.
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// Win32 error code if another failure occurred.
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//
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//--
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/////////////////////////////////////////////////////////////////////////////
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STDAPI RegisterCluAdminAllNetworksExtension(
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IN HCLUSTER hCluster,
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IN const CLSID * pClsid
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)
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{
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HRESULT hr;
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hr = RegisterAnyCluAdminExtension( hCluster, L"Networks", pClsid );
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return hr;
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} //*** RegisterCluAdminAllNetworksExtension()
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/////////////////////////////////////////////////////////////////////////////
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//++
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//
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// RegisterCluAdminAllNetInterfacesExtension
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//
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// Description:
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// Register with the cluster database a Cluster Administrator Extension
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// DLL that extends all network interfaces.
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//
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// Arguments:
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// hCluster [IN] Handle to the cluster to modify.
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// pClsid [IN] Extension's CLSID.
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//
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// Return Value:
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// S_OK Extension registered successfully.
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// Win32 error code if another failure occurred.
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//
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//--
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/////////////////////////////////////////////////////////////////////////////
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STDAPI RegisterCluAdminAllNetInterfacesExtension(
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IN HCLUSTER hCluster,
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IN const CLSID * pClsid
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)
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{
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HRESULT hr;
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hr = RegisterAnyCluAdminExtension( hCluster, L"NetInterfaces", pClsid );
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return hr;
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} //*** RegisterCluAdminAllNetInterfacesExtension()
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/////////////////////////////////////////////////////////////////////////////
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//++
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//
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// RegisterCluAdminResourceTypeExtension
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//
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// Description:
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// Register with the cluster database a Cluster Administrator Extension
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// DLL that extends resources of a specific type, or the resource type
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// itself.
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//
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// Arguments:
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// hCluster [IN] Handle to the cluster to modify.
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// pwszResourceType [IN] Resource type name.
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// pClsid [IN] Extension's CLSID.
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//
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// Return Value:
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// S_OK Extension registered successfully.
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// Win32 error code if another failure occurred.
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//
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//--
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/////////////////////////////////////////////////////////////////////////////
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STDAPI RegisterCluAdminResourceTypeExtension(
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IN HCLUSTER hCluster,
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IN LPCWSTR pwszResourceType,
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IN const CLSID * pClsid
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)
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{
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HRESULT hr;
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HKEY hkey;
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// Get the resource type registry key.
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hkey = GetClusterResourceTypeKey( hCluster, pwszResourceType, KEY_ALL_ACCESS );
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if ( hkey == NULL )
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{
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hr = GetLastError();
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} // if: error getting resource type key
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else
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{
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// Register the extension.
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hr = RegisterAnyCluAdminExtension( hkey, pClsid );
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ClusterRegCloseKey( hkey );
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} // else: GetClusterResourceTypeKey succeeded
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return hr;
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} //*** RegisterCluAdminResourceTypeExtension()
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/////////////////////////////////////////////////////////////////////////////
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//++
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//
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// UnregisterCluAdminClusterExtension
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//
|
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// Description:
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||
|
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// Unregister with the cluster database a Cluster Administrator Extension
|
||
|
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// DLL that extends the cluster object.
|
||
|
|
//
|
||
|
|
// Arguments:
|
||
|
|
// hCluster [IN] Handle to the cluster to modify.
|
||
|
|
// pClsid [IN] Extension's CLSID.
|
||
|
|
//
|
||
|
|
// Return Value:
|
||
|
|
// S_OK Extension registered successfully.
|
||
|
|
// Win32 error code if another failure occurred.
|
||
|
|
//
|
||
|
|
//--
|
||
|
|
/////////////////////////////////////////////////////////////////////////////
|
||
|
|
STDAPI UnregisterCluAdminClusterExtension(
|
||
|
|
IN HCLUSTER hCluster,
|
||
|
|
IN const CLSID * pClsid
|
||
|
|
)
|
||
|
|
{
|
||
|
|
HRESULT hr;
|
||
|
|
HKEY hkey;
|
||
|
|
|
||
|
|
// Get the cluster registry key.
|
||
|
|
hkey = GetClusterKey( hCluster, KEY_ALL_ACCESS );
|
||
|
|
if ( hkey == NULL )
|
||
|
|
{
|
||
|
|
hr = GetLastError();
|
||
|
|
} // if: error getting cluster key
|
||
|
|
else
|
||
|
|
{
|
||
|
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// Unregister the extension.
|
||
|
|
hr = UnregisterAnyCluAdminExtension( hkey, pClsid );
|
||
|
|
|
||
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ClusterRegCloseKey( hkey );
|
||
|
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} // else: GetClusterKey succeeded
|
||
|
|
|
||
|
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return hr;
|
||
|
|
|
||
|
|
} //*** UnregisterCluAdminClusterExtension()
|
||
|
|
|
||
|
|
/////////////////////////////////////////////////////////////////////////////
|
||
|
|
//++
|
||
|
|
//
|
||
|
|
// UnregisterCluAdminAllNodesExtension
|
||
|
|
//
|
||
|
|
// Description:
|
||
|
|
// Unregister with the cluster database a Cluster Administrator Extension
|
||
|
|
// DLL that extends all nodes.
|
||
|
|
//
|
||
|
|
// Arguments:
|
||
|
|
// hCluster [IN] Handle to the cluster to modify.
|
||
|
|
// pClsid [IN] Extension's CLSID.
|
||
|
|
//
|
||
|
|
// Return Value:
|
||
|
|
// S_OK Extension unregistered successfully.
|
||
|
|
// Win32 error code if another failure occurred.
|
||
|
|
//
|
||
|
|
//--
|
||
|
|
/////////////////////////////////////////////////////////////////////////////
|
||
|
|
STDAPI UnregisterCluAdminAllNodesExtension(
|
||
|
|
IN HCLUSTER hCluster,
|
||
|
|
IN const CLSID * pClsid
|
||
|
|
)
|
||
|
|
{
|
||
|
|
HRESULT hr;
|
||
|
|
|
||
|
|
hr = UnregisterAnyCluAdminExtension( hCluster, L"Nodes", pClsid );
|
||
|
|
|
||
|
|
return hr;
|
||
|
|
|
||
|
|
} //*** UnregisterCluAdminAllNodesExtension()
|
||
|
|
|
||
|
|
/////////////////////////////////////////////////////////////////////////////
|
||
|
|
//++
|
||
|
|
//
|
||
|
|
// UnregisterCluAdminAllGroupsExtension
|
||
|
|
//
|
||
|
|
// Description:
|
||
|
|
// Unregister with the cluster database a Cluster Administrator Extension
|
||
|
|
// DLL that extends all groups.
|
||
|
|
//
|
||
|
|
// Arguments:
|
||
|
|
// hCluster [IN] Handle to the cluster to modify.
|
||
|
|
// pClsid [IN] Extension's CLSID.
|
||
|
|
//
|
||
|
|
// Return Value:
|
||
|
|
// S_OK Extension unregistered successfully.
|
||
|
|
// Win32 error code if another failure occurred.
|
||
|
|
//
|
||
|
|
//--
|
||
|
|
/////////////////////////////////////////////////////////////////////////////
|
||
|
|
STDAPI UnregisterCluAdminAllGroupsExtension(
|
||
|
|
IN HCLUSTER hCluster,
|
||
|
|
IN const CLSID * pClsid
|
||
|
|
)
|
||
|
|
{
|
||
|
|
HRESULT hr;
|
||
|
|
|
||
|
|
hr = UnregisterAnyCluAdminExtension( hCluster, L"Groups", pClsid );
|
||
|
|
|
||
|
|
return hr;
|
||
|
|
|
||
|
|
} //*** UnregisterCluAdminAllGroupsExtension()
|
||
|
|
|
||
|
|
/////////////////////////////////////////////////////////////////////////////
|
||
|
|
//++
|
||
|
|
//
|
||
|
|
// UnregisterCluAdminAllResourcesExtension
|
||
|
|
//
|
||
|
|
// Description:
|
||
|
|
// Unregister with the cluster database a Cluster Administrator Extension
|
||
|
|
// DLL that extends all resources.
|
||
|
|
//
|
||
|
|
// Arguments:
|
||
|
|
// hCluster [IN] Handle to the cluster to modify.
|
||
|
|
// pClsid [IN] Extension's CLSID.
|
||
|
|
//
|
||
|
|
// Return Value:
|
||
|
|
// S_OK Extension unregistered successfully.
|
||
|
|
// Win32 error code if another failure occurred.
|
||
|
|
//
|
||
|
|
//--
|
||
|
|
/////////////////////////////////////////////////////////////////////////////
|
||
|
|
STDAPI UnregisterCluAdminAllResourcesExtension(
|
||
|
|
IN HCLUSTER hCluster,
|
||
|
|
IN const CLSID * pClsid
|
||
|
|
)
|
||
|
|
{
|
||
|
|
HRESULT hr;
|
||
|
|
|
||
|
|
hr = UnregisterAnyCluAdminExtension( hCluster, L"Resources", pClsid );
|
||
|
|
|
||
|
|
return hr;
|
||
|
|
|
||
|
|
} //*** UnregisterCluAdminAllResourcesExtension()
|
||
|
|
|
||
|
|
/////////////////////////////////////////////////////////////////////////////
|
||
|
|
//++
|
||
|
|
//
|
||
|
|
// UnregisterCluAdminAllResourceTypesExtension
|
||
|
|
//
|
||
|
|
// Description:
|
||
|
|
// Unregister with the cluster database a Cluster Administrator Extension
|
||
|
|
// DLL that extends all resource types.
|
||
|
|
//
|
||
|
|
// Arguments:
|
||
|
|
// hCluster [IN] Handle to the cluster to modify.
|
||
|
|
// pClsid [IN] Extension's CLSID.
|
||
|
|
//
|
||
|
|
// Return Value:
|
||
|
|
// S_OK Extension unregistered successfully.
|
||
|
|
// Win32 error code if another failure occurred.
|
||
|
|
//
|
||
|
|
//--
|
||
|
|
/////////////////////////////////////////////////////////////////////////////
|
||
|
|
STDAPI UnregisterCluAdminAllResourceTypesExtension(
|
||
|
|
IN HCLUSTER hCluster,
|
||
|
|
IN const CLSID * pClsid
|
||
|
|
)
|
||
|
|
{
|
||
|
|
HRESULT hr;
|
||
|
|
|
||
|
|
hr = UnregisterAnyCluAdminExtension( hCluster, L"ResourceTypes", pClsid );
|
||
|
|
|
||
|
|
return hr;
|
||
|
|
|
||
|
|
} //*** UnregisterCluAdminAllResourceTypesExtension()
|
||
|
|
|
||
|
|
/////////////////////////////////////////////////////////////////////////////
|
||
|
|
//++
|
||
|
|
//
|
||
|
|
// UnregisterCluAdminAllNetworksExtension
|
||
|
|
//
|
||
|
|
// Description:
|
||
|
|
// Unregister with the cluster database a Cluster Administrator Extension
|
||
|
|
// DLL that extends all networks.
|
||
|
|
//
|
||
|
|
// Arguments:
|
||
|
|
// hCluster [IN] Handle to the cluster to modify.
|
||
|
|
// pClsid [IN] Extension's CLSID.
|
||
|
|
//
|
||
|
|
// Return Value:
|
||
|
|
// S_OK Extension unregistered successfully.
|
||
|
|
// Win32 error code if another failure occurred.
|
||
|
|
//
|
||
|
|
//--
|
||
|
|
/////////////////////////////////////////////////////////////////////////////
|
||
|
|
STDAPI UnregisterCluAdminAllNetworksExtension(
|
||
|
|
IN HCLUSTER hCluster,
|
||
|
|
IN const CLSID * pClsid
|
||
|
|
)
|
||
|
|
{
|
||
|
|
HRESULT hr;
|
||
|
|
|
||
|
|
hr = UnregisterAnyCluAdminExtension( hCluster, L"Networks", pClsid );
|
||
|
|
|
||
|
|
return hr;
|
||
|
|
|
||
|
|
} //*** UnregisterCluAdminAllNetworksExtension()
|
||
|
|
|
||
|
|
/////////////////////////////////////////////////////////////////////////////
|
||
|
|
//++
|
||
|
|
//
|
||
|
|
// UnregisterCluAdminAllNetInterfacesExtension
|
||
|
|
//
|
||
|
|
// Description:
|
||
|
|
// Unregister with the cluster database a Cluster Administrator Extension
|
||
|
|
// DLL that extends all network interfaces.
|
||
|
|
//
|
||
|
|
// Arguments:
|
||
|
|
// hCluster [IN] Handle to the cluster to modify.
|
||
|
|
// pClsid [IN] Extension's CLSID.
|
||
|
|
//
|
||
|
|
// Return Value:
|
||
|
|
// S_OK Extension unregistered successfully.
|
||
|
|
// Win32 error code if another failure occurred.
|
||
|
|
//
|
||
|
|
//--
|
||
|
|
/////////////////////////////////////////////////////////////////////////////
|
||
|
|
STDAPI UnregisterCluAdminAllNetInterfacesExtension(
|
||
|
|
IN HCLUSTER hCluster,
|
||
|
|
IN const CLSID * pClsid
|
||
|
|
)
|
||
|
|
{
|
||
|
|
HRESULT hr;
|
||
|
|
|
||
|
|
hr = UnregisterAnyCluAdminExtension( hCluster, L"NetInterfaces", pClsid );
|
||
|
|
|
||
|
|
return hr;
|
||
|
|
|
||
|
|
} //*** UnregisterCluAdminAllNetInterfacesExtension()
|
||
|
|
|
||
|
|
/////////////////////////////////////////////////////////////////////////////
|
||
|
|
//++
|
||
|
|
//
|
||
|
|
// UnregisterCluAdminResourceTypeExtension
|
||
|
|
//
|
||
|
|
// Description:
|
||
|
|
// Unregister with the cluster database a Cluster Administrator Extension
|
||
|
|
// DLL that extends resources of a specific type, or the resource type
|
||
|
|
// itself.
|
||
|
|
//
|
||
|
|
// Arguments:
|
||
|
|
// hCluster [IN] Handle to the cluster to modify.
|
||
|
|
// pwszResourceType [IN] Resource type name.
|
||
|
|
// pClsid [IN] Extension's CLSID.
|
||
|
|
//
|
||
|
|
// Return Value:
|
||
|
|
// S_OK Extension unregistered successfully.
|
||
|
|
// Win32 error code if another failure occurred.
|
||
|
|
//
|
||
|
|
//--
|
||
|
|
/////////////////////////////////////////////////////////////////////////////
|
||
|
|
STDAPI UnregisterCluAdminResourceTypeExtension(
|
||
|
|
IN HCLUSTER hCluster,
|
||
|
|
IN LPCWSTR pwszResourceType,
|
||
|
|
IN const CLSID * pClsid
|
||
|
|
)
|
||
|
|
{
|
||
|
|
HRESULT hr;
|
||
|
|
HKEY hkey;
|
||
|
|
|
||
|
|
// Get the resource type registry key.
|
||
|
|
hkey = GetClusterResourceTypeKey( hCluster, pwszResourceType, KEY_ALL_ACCESS );
|
||
|
|
if ( hkey == NULL )
|
||
|
|
{
|
||
|
|
hr = GetLastError();
|
||
|
|
} // if: error getting resource type key
|
||
|
|
else
|
||
|
|
{
|
||
|
|
// Unregister the extension.
|
||
|
|
hr = UnregisterAnyCluAdminExtension( hkey, pClsid );
|
||
|
|
|
||
|
|
ClusterRegCloseKey( hkey );
|
||
|
|
} // else: GetClusterResourceTypeKey succeeded
|
||
|
|
|
||
|
|
return hr;
|
||
|
|
|
||
|
|
} //*** UnregisterCluAdminResourceTypeExtension()
|
||
|
|
|
||
|
|
/////////////////////////////////////////////////////////////////////////////
|
||
|
|
//++
|
||
|
|
//
|
||
|
|
// RegisterAnyCluAdminExtension
|
||
|
|
//
|
||
|
|
// Description:
|
||
|
|
// Register any Cluster Administrator Extension DLL with the cluster
|
||
|
|
// database.
|
||
|
|
//
|
||
|
|
// Arguments:
|
||
|
|
// hCluster [IN] Handle to the cluster to modify.
|
||
|
|
// pwszKeyName [IN] Key name.
|
||
|
|
// pClsid [IN] Extension's CLSID.
|
||
|
|
//
|
||
|
|
// Return Value:
|
||
|
|
// S_OK Extension registered successfully.
|
||
|
|
// Win32 error code if another failure occurred.
|
||
|
|
//
|
||
|
|
//--
|
||
|
|
/////////////////////////////////////////////////////////////////////////////
|
||
|
|
static HRESULT RegisterAnyCluAdminExtension(
|
||
|
|
IN HCLUSTER hCluster,
|
||
|
|
IN LPCWSTR pwszKeyName,
|
||
|
|
IN const CLSID * pClsid
|
||
|
|
)
|
||
|
|
{
|
||
|
|
HRESULT hr;
|
||
|
|
HKEY hkeyCluster;
|
||
|
|
HKEY hkey;
|
||
|
|
|
||
|
|
// Get the cluster key.
|
||
|
|
hkeyCluster = GetClusterKey( hCluster, KEY_ALL_ACCESS );
|
||
|
|
if ( hkeyCluster == NULL )
|
||
|
|
{
|
||
|
|
hr = GetLastError();
|
||
|
|
} // if: error getting cluster key
|
||
|
|
else
|
||
|
|
{
|
||
|
|
// Get the specified key.
|
||
|
|
hr = ClusterRegOpenKey( hkeyCluster, pwszKeyName, KEY_ALL_ACCESS, &hkey );
|
||
|
|
if ( hr == ERROR_SUCCESS )
|
||
|
|
{
|
||
|
|
// Register the extension.
|
||
|
|
hr = RegisterAnyCluAdminExtension( hkey, pClsid );
|
||
|
|
|
||
|
|
ClusterRegCloseKey( hkey );
|
||
|
|
} // else: GetClusterResourceTypeKey succeeded
|
||
|
|
|
||
|
|
ClusterRegCloseKey( hkeyCluster );
|
||
|
|
} // if: cluster key retrieved successfully
|
||
|
|
|
||
|
|
return hr;
|
||
|
|
|
||
|
|
} //*** RegisterAnyCluAdminExtension()
|
||
|
|
|
||
|
|
/////////////////////////////////////////////////////////////////////////////
|
||
|
|
//++
|
||
|
|
//
|
||
|
|
// RegisterAnyCluAdminExtension
|
||
|
|
//
|
||
|
|
// Description:
|
||
|
|
// Register any Cluster Administrator Extension DLL with the cluster
|
||
|
|
// database.
|
||
|
|
//
|
||
|
|
// Arguments:
|
||
|
|
// hkey [IN] Cluster database key.
|
||
|
|
// pClsid [IN] Extension's CLSID.
|
||
|
|
//
|
||
|
|
// Return Value:
|
||
|
|
// S_OK Extension registered successfully.
|
||
|
|
// Win32 error code if another failure occurred.
|
||
|
|
//
|
||
|
|
//--
|
||
|
|
/////////////////////////////////////////////////////////////////////////////
|
||
|
|
static HRESULT RegisterAnyCluAdminExtension(
|
||
|
|
IN HKEY hkey,
|
||
|
|
IN const CLSID * pClsid
|
||
|
|
)
|
||
|
|
{
|
||
|
|
HRESULT hr;
|
||
|
|
LPOLESTR pwszClsid;
|
||
|
|
DWORD cbSize;
|
||
|
|
DWORD cbNewSize;
|
||
|
|
LPWSTR pwszValue;
|
||
|
|
LPWSTR pwszNewValue;
|
||
|
|
BOOL bAlreadyRegistered;
|
||
|
|
|
||
|
|
// Convert the CLSID to a string.
|
||
|
|
hr = StringFromCLSID( *pClsid, &pwszClsid );
|
||
|
|
if ( hr == S_OK )
|
||
|
|
{
|
||
|
|
// Read the current value.
|
||
|
|
hr = ReadValue( hkey, REG_VALUE_ADMIN_EXTENSIONS, &pwszValue, &cbSize );
|
||
|
|
if (hr == S_OK)
|
||
|
|
{
|
||
|
|
// Check to see if the extension has been registered yet.
|
||
|
|
if ( pwszValue == NULL )
|
||
|
|
{
|
||
|
|
bAlreadyRegistered = FALSE;
|
||
|
|
} // if: empty value found
|
||
|
|
else
|
||
|
|
{
|
||
|
|
LPCWSTR pwszValueBuf = pwszValue;
|
||
|
|
|
||
|
|
while ( *pwszValueBuf != L'\0' )
|
||
|
|
{
|
||
|
|
if ( lstrcmpiW( pwszClsid, pwszValueBuf ) == 0 )
|
||
|
|
{
|
||
|
|
break;
|
||
|
|
} // if: CLSID for this extension already in list
|
||
|
|
pwszValueBuf += lstrlenW(pwszValueBuf) + 1;
|
||
|
|
} // while: more strings in the extension list
|
||
|
|
bAlreadyRegistered = (*pwszValueBuf != L'\0');
|
||
|
|
} // else: extension value exists
|
||
|
|
|
||
|
|
// Register the extension.
|
||
|
|
if ( ! bAlreadyRegistered )
|
||
|
|
{
|
||
|
|
// Allocate a new buffer.
|
||
|
|
cbNewSize = cbSize + (lstrlenW( pwszClsid ) + 1) * sizeof( WCHAR );
|
||
|
|
if ( cbSize == 0 ) // Add size of final NULL if first entry.
|
||
|
|
{
|
||
|
|
cbNewSize += sizeof( WCHAR );
|
||
|
|
} // if: no previous value
|
||
|
|
pwszNewValue = reinterpret_cast< LPWSTR >( LocalAlloc( LMEM_FIXED, cbNewSize ) );
|
||
|
|
if ( pwszNewValue == NULL )
|
||
|
|
{
|
||
|
|
hr = GetLastError();
|
||
|
|
} // if: error allocating memory
|
||
|
|
else
|
||
|
|
{
|
||
|
|
LPCWSTR pwszValueBuf = pwszValue;
|
||
|
|
LPWSTR pwszNewValueBuf = pwszNewValue;
|
||
|
|
DWORD cch;
|
||
|
|
DWORD dwType;
|
||
|
|
|
||
|
|
// Copy the existing extensions to the new buffer.
|
||
|
|
if ( pwszValue != NULL)
|
||
|
|
{
|
||
|
|
while ( *pwszValueBuf != L'\0' )
|
||
|
|
{
|
||
|
|
lstrcpyW( pwszNewValueBuf, pwszValueBuf );
|
||
|
|
cch = lstrlenW( pwszValueBuf );
|
||
|
|
pwszValueBuf += cch + 1;
|
||
|
|
pwszNewValueBuf += cch + 1;
|
||
|
|
} // while: more strings in the extension list
|
||
|
|
} // if: previous value buffer existed
|
||
|
|
|
||
|
|
// Add the new CLSID to the list.
|
||
|
|
lstrcpyW( pwszNewValueBuf, pwszClsid );
|
||
|
|
pwszNewValueBuf += lstrlenW( pwszClsid ) + 1;
|
||
|
|
*pwszNewValueBuf = L'\0';
|
||
|
|
|
||
|
|
// Write the value to the cluster database.
|
||
|
|
dwType = REG_MULTI_SZ;
|
||
|
|
hr = ClusterRegSetValue(
|
||
|
|
hkey,
|
||
|
|
REG_VALUE_ADMIN_EXTENSIONS,
|
||
|
|
dwType,
|
||
|
|
reinterpret_cast< LPBYTE >( pwszNewValue ),
|
||
|
|
cbNewSize
|
||
|
|
);
|
||
|
|
|
||
|
|
LocalFree( pwszNewValue );
|
||
|
|
} // else: new buffer allocated successfully
|
||
|
|
|
||
|
|
} // if: extension not registered yet
|
||
|
|
|
||
|
|
LocalFree( pwszValue );
|
||
|
|
} // if: value read successfully
|
||
|
|
|
||
|
|
CoTaskMemFree( pwszClsid );
|
||
|
|
} // if: CLSID converted to a string successfully
|
||
|
|
|
||
|
|
return hr;
|
||
|
|
|
||
|
|
} //*** RegisterAnyCluAdminExtension()
|
||
|
|
|
||
|
|
/////////////////////////////////////////////////////////////////////////////
|
||
|
|
//++
|
||
|
|
//
|
||
|
|
// UnregisterAnyCluAdminExtension
|
||
|
|
//
|
||
|
|
// Description:
|
||
|
|
// Unregister any Cluster Administrator Extension DLL with the cluster
|
||
|
|
// database.
|
||
|
|
//
|
||
|
|
// Arguments:
|
||
|
|
// hCluster [IN] Handle to the cluster to modify.
|
||
|
|
// pwszKeyName [IN] Key name.
|
||
|
|
// pClsid [IN] Extension's CLSID.
|
||
|
|
//
|
||
|
|
// Return Value:
|
||
|
|
// S_OK Extension unregistered successfully.
|
||
|
|
// Win32 error code if another failure occurred.
|
||
|
|
//
|
||
|
|
//--
|
||
|
|
/////////////////////////////////////////////////////////////////////////////
|
||
|
|
static HRESULT UnregisterAnyCluAdminExtension(
|
||
|
|
IN HCLUSTER hCluster,
|
||
|
|
IN LPCWSTR pwszKeyName,
|
||
|
|
IN const CLSID * pClsid
|
||
|
|
)
|
||
|
|
{
|
||
|
|
HRESULT hr;
|
||
|
|
HKEY hkeyCluster;
|
||
|
|
HKEY hkey;
|
||
|
|
|
||
|
|
// Get the cluster key.
|
||
|
|
hkeyCluster = GetClusterKey( hCluster, KEY_ALL_ACCESS );
|
||
|
|
if ( hkeyCluster == NULL )
|
||
|
|
{
|
||
|
|
hr = GetLastError();
|
||
|
|
} // if: error getting cluster key
|
||
|
|
else
|
||
|
|
{
|
||
|
|
// Get the specified key.
|
||
|
|
hr = ClusterRegOpenKey( hkeyCluster, pwszKeyName, KEY_ALL_ACCESS, &hkey );
|
||
|
|
if ( hr == ERROR_SUCCESS )
|
||
|
|
{
|
||
|
|
// Unregister the extension.
|
||
|
|
hr = UnregisterAnyCluAdminExtension( hkey, pClsid );
|
||
|
|
|
||
|
|
ClusterRegCloseKey( hkey );
|
||
|
|
} // else: GetClusterResourceTypeKey succeeded
|
||
|
|
|
||
|
|
ClusterRegCloseKey( hkeyCluster );
|
||
|
|
} // if: cluster key retrieved successfully
|
||
|
|
|
||
|
|
return hr;
|
||
|
|
|
||
|
|
} //*** UnregisterAnyCluAdminExtension()
|
||
|
|
|
||
|
|
/////////////////////////////////////////////////////////////////////////////
|
||
|
|
//++
|
||
|
|
//
|
||
|
|
// UnregisterAnyCluAdminExtension
|
||
|
|
//
|
||
|
|
// Description:
|
||
|
|
// Unregister any Cluster Administrator Extension DLL with the cluster
|
||
|
|
// database.
|
||
|
|
//
|
||
|
|
// Arguments:
|
||
|
|
// hkey [IN] Cluster database key.
|
||
|
|
// pClsid [IN] Extension's CLSID.
|
||
|
|
//
|
||
|
|
// Return Value:
|
||
|
|
// S_OK Extension unregistered successfully.
|
||
|
|
// Win32 error code if another failure occurred.
|
||
|
|
//
|
||
|
|
//--
|
||
|
|
/////////////////////////////////////////////////////////////////////////////
|
||
|
|
static HRESULT UnregisterAnyCluAdminExtension(
|
||
|
|
IN HKEY hkey,
|
||
|
|
IN const CLSID * pClsid
|
||
|
|
)
|
||
|
|
{
|
||
|
|
HRESULT hr;
|
||
|
|
LPOLESTR pwszClsid;
|
||
|
|
DWORD cbSize;
|
||
|
|
DWORD cbNewSize;
|
||
|
|
LPWSTR pwszValue;
|
||
|
|
LPWSTR pwszNewValue;
|
||
|
|
BOOL bAlreadyUnregistered;
|
||
|
|
|
||
|
|
// Convert the CLSID to a string.
|
||
|
|
hr = StringFromCLSID( *pClsid, &pwszClsid );
|
||
|
|
if ( hr == S_OK )
|
||
|
|
{
|
||
|
|
// Read the current value.
|
||
|
|
hr = ReadValue( hkey, REG_VALUE_ADMIN_EXTENSIONS, &pwszValue, &cbSize );
|
||
|
|
if ( hr == S_OK )
|
||
|
|
{
|
||
|
|
// Check to see if the extension has been unregistered yet.
|
||
|
|
if ( pwszValue == NULL )
|
||
|
|
{
|
||
|
|
bAlreadyUnregistered = TRUE;
|
||
|
|
} // if: empty value found
|
||
|
|
else
|
||
|
|
{
|
||
|
|
LPCWSTR pwszValueBuf = pwszValue;
|
||
|
|
|
||
|
|
while ( *pwszValueBuf != L'\0' )
|
||
|
|
{
|
||
|
|
if ( lstrcmpiW( pwszClsid, pwszValueBuf ) == 0 )
|
||
|
|
{
|
||
|
|
break;
|
||
|
|
} // if: CLSID for this extension found in list
|
||
|
|
pwszValueBuf += lstrlenW( pwszValueBuf ) + 1;
|
||
|
|
} // while: more strings in the extension list
|
||
|
|
bAlreadyUnregistered = (*pwszValueBuf == L'\0');
|
||
|
|
} // else: extension value exists
|
||
|
|
|
||
|
|
// Unregister the extension.
|
||
|
|
if ( ! bAlreadyUnregistered )
|
||
|
|
{
|
||
|
|
// Allocate a new buffer.
|
||
|
|
cbNewSize = cbSize - (lstrlenW( pwszClsid ) + 1) * sizeof( WCHAR );
|
||
|
|
if ( cbNewSize == sizeof( WCHAR ) )
|
||
|
|
{
|
||
|
|
cbNewSize = 0;
|
||
|
|
} // if: no previous value
|
||
|
|
pwszNewValue = reinterpret_cast< LPWSTR >( LocalAlloc( LMEM_FIXED, cbNewSize ) );
|
||
|
|
if ( pwszNewValue == NULL )
|
||
|
|
{
|
||
|
|
hr = GetLastError();
|
||
|
|
} // if: error allocating memory
|
||
|
|
else
|
||
|
|
{
|
||
|
|
LPCWSTR pwszValueBuf = pwszValue;
|
||
|
|
LPWSTR pwszNewValueBuf = pwszNewValue;
|
||
|
|
DWORD dwType;
|
||
|
|
|
||
|
|
// Copy the existing extensions to the new buffer.
|
||
|
|
if ( (cbNewSize > 0) && (pwszValue != NULL) )
|
||
|
|
{
|
||
|
|
while ( *pwszValueBuf != L'\0' )
|
||
|
|
{
|
||
|
|
if ( lstrcmpiW( pwszClsid, pwszValueBuf ) != 0 )
|
||
|
|
{
|
||
|
|
lstrcpyW( pwszNewValueBuf, pwszValueBuf );
|
||
|
|
pwszNewValueBuf += lstrlenW( pwszNewValueBuf ) + 1;
|
||
|
|
} // if: not CLSID being removed
|
||
|
|
pwszValueBuf += lstrlenW( pwszValueBuf ) + 1;
|
||
|
|
} // while: more strings in the extension list
|
||
|
|
*pwszNewValueBuf = L'\0';
|
||
|
|
} // if: previous value buffer existed
|
||
|
|
|
||
|
|
// Write the value to the cluster database.
|
||
|
|
dwType = REG_MULTI_SZ;
|
||
|
|
hr = ClusterRegSetValue(
|
||
|
|
hkey,
|
||
|
|
REG_VALUE_ADMIN_EXTENSIONS,
|
||
|
|
dwType,
|
||
|
|
reinterpret_cast< LPBYTE >( pwszNewValue ),
|
||
|
|
cbNewSize
|
||
|
|
);
|
||
|
|
|
||
|
|
LocalFree( pwszNewValue );
|
||
|
|
} // else: new buffer allocated successfully
|
||
|
|
|
||
|
|
} // if: extension not unregistered yet
|
||
|
|
|
||
|
|
LocalFree( pwszValue );
|
||
|
|
} // if: value read successfully
|
||
|
|
|
||
|
|
CoTaskMemFree( pwszClsid );
|
||
|
|
} // if: CLSID converted to a string successfully
|
||
|
|
|
||
|
|
return hr;
|
||
|
|
|
||
|
|
} //*** UnregisterAnyCluAdminExtension()
|
||
|
|
|
||
|
|
/////////////////////////////////////////////////////////////////////////////
|
||
|
|
//++
|
||
|
|
//
|
||
|
|
// ReadValue
|
||
|
|
//
|
||
|
|
// Description:
|
||
|
|
// Reads a value from the cluster database.
|
||
|
|
//
|
||
|
|
// Arguments:
|
||
|
|
// hkey [IN]
|
||
|
|
// Handle for the key to read from.
|
||
|
|
//
|
||
|
|
// pwszValueName [IN]
|
||
|
|
// Name of value to read.
|
||
|
|
//
|
||
|
|
// ppwszValue [OUT]
|
||
|
|
// Address of pointer in which to return data. The string is
|
||
|
|
// allocated using LocalAlloc and must be deallocated by the calling
|
||
|
|
// LocalFree.
|
||
|
|
//
|
||
|
|
// pcbSize [OUT]
|
||
|
|
// Size in bytes of the allocated value buffer.
|
||
|
|
//
|
||
|
|
// Return Value:
|
||
|
|
// Any return values from ClusterRegQueryValue or errors from new.
|
||
|
|
//
|
||
|
|
//--
|
||
|
|
/////////////////////////////////////////////////////////////////////////////
|
||
|
|
|
||
|
|
static DWORD ReadValue(
|
||
|
|
IN HKEY hkey,
|
||
|
|
IN LPCWSTR pwszValueName,
|
||
|
|
OUT LPWSTR * ppwszValue,
|
||
|
|
OUT DWORD * pcbSize
|
||
|
|
)
|
||
|
|
{
|
||
|
|
DWORD dwStatus;
|
||
|
|
DWORD cbSize;
|
||
|
|
DWORD dwType;
|
||
|
|
LPWSTR pwszValue;
|
||
|
|
|
||
|
|
*ppwszValue = NULL;
|
||
|
|
*pcbSize = 0;
|
||
|
|
|
||
|
|
// Get the length of the value.
|
||
|
|
dwStatus = ClusterRegQueryValue(
|
||
|
|
hkey,
|
||
|
|
pwszValueName,
|
||
|
|
&dwType,
|
||
|
|
NULL,
|
||
|
|
&cbSize
|
||
|
|
);
|
||
|
|
if ( (dwStatus != ERROR_SUCCESS)
|
||
|
|
&& (dwStatus != ERROR_MORE_DATA) )
|
||
|
|
{
|
||
|
|
if ( dwStatus == ERROR_FILE_NOT_FOUND )
|
||
|
|
{
|
||
|
|
dwStatus = ERROR_SUCCESS;
|
||
|
|
} // if: value not found
|
||
|
|
return dwStatus;
|
||
|
|
} // if: error occurred
|
||
|
|
|
||
|
|
if ( cbSize > 0 )
|
||
|
|
{
|
||
|
|
// Allocate a value string.
|
||
|
|
pwszValue = reinterpret_cast< LPWSTR >( LocalAlloc( LMEM_FIXED, cbSize ) );
|
||
|
|
if ( pwszValue == NULL )
|
||
|
|
{
|
||
|
|
dwStatus = GetLastError();
|
||
|
|
return dwStatus;
|
||
|
|
} // if: error allocating memory
|
||
|
|
|
||
|
|
// Read the the value.
|
||
|
|
dwStatus = ClusterRegQueryValue(
|
||
|
|
hkey,
|
||
|
|
pwszValueName,
|
||
|
|
&dwType,
|
||
|
|
reinterpret_cast< LPBYTE >( pwszValue ),
|
||
|
|
&cbSize
|
||
|
|
);
|
||
|
|
if ( dwStatus != ERROR_SUCCESS )
|
||
|
|
{
|
||
|
|
LocalFree( pwszValue );
|
||
|
|
pwszValue = NULL;
|
||
|
|
cbSize = 0;
|
||
|
|
} // if: error occurred
|
||
|
|
|
||
|
|
*ppwszValue = pwszValue;
|
||
|
|
*pcbSize = cbSize;
|
||
|
|
} // if: value is not empty
|
||
|
|
|
||
|
|
return dwStatus;
|
||
|
|
|
||
|
|
} //*** ReadValue()
|