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1439 lines
36 KiB
1439 lines
36 KiB
/*===================================================================
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Microsoft Denali
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Microsoft Confidential.
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Copyright 1997 Microsoft Corporation. All Rights Reserved.
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Component: MetaUtil object
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File: MUtilObj.cpp
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Owner: t-BrianM
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This file contains implementation of the main MetaUtil class.
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Except CheckSchema is in ChkSchm.cpp and CheckKey is in ChkKey.cpp
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===================================================================*/
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#include "stdafx.h"
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#include "MetaUtil.h"
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#include "MUtilObj.h"
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#include "keycol.h"
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/*------------------------------------------------------------------
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* C M e t a U t i l (edit and general portions)
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*/
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/*===================================================================
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CMetaUtil::CMetaUtil
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Constructor
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Parameters:
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None
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Returns:
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Nothing
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===================================================================*/
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CMetaUtil::CMetaUtil() : m_dwMaxPropSize(10 * 1024), // 10k
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m_dwMaxKeySize(100 * 1024), // 100k
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m_dwMaxNumErrors(100)
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{
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}
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/*===================================================================
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CMetaUtil::FinalConstruct
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Constructor
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Parameters:
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None
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Returns:
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Nothing
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===================================================================*/
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HRESULT CMetaUtil::FinalConstruct()
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{
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HRESULT hr;
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// Create the metabase admin base object
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hr = ::CoCreateInstance(CLSID_MSAdminBase,
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NULL,
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CLSCTX_ALL,
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IID_IMSAdminBase,
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(void **)&m_pIMeta);
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if (FAILED(hr)) {
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return ::ReportError(hr);
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}
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// Create a schema table
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m_pCSchemaTable = new CMetaSchemaTable;
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if (m_pCSchemaTable == NULL) {
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return ::ReportError(E_OUTOFMEMORY);
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}
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return S_OK;
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}
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/*===================================================================
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CMetaUtil::FinalRelease
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Destructor
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Parameters:
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None
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Returns:
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Nothing
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===================================================================*/
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void CMetaUtil::FinalRelease()
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{
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m_pIMeta = NULL;
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if (m_pCSchemaTable != NULL)
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m_pCSchemaTable->Release();
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}
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/*===================================================================
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CMetaUtil::InterfaceSupportsErrorInfo
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Standard ATL implementation
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===================================================================*/
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STDMETHODIMP CMetaUtil::InterfaceSupportsErrorInfo(REFIID riid)
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{
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static const IID* arr[] =
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{
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&IID_IMetaUtil,
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};
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for (int i=0;i<sizeof(arr)/sizeof(arr[0]);i++)
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{
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if (InlineIsEqualGUID(*arr[i],riid))
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return S_OK;
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}
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return S_FALSE;
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}
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/*===================================================================
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CMetaUtil::EnumKeys
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Do a flat (non-recursive) enumeration of subkeys
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Parameters:
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bstrBaseKey [in] Key to enumerate the subkeys of
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ppIReturn [out, retval] interface for the ouput key collection
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Returns:
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E_OUTOFMEMORY if allocation fails.
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E_INVALIDARG if ppIReturn == NULL
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S_OK on success
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===================================================================*/
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STDMETHODIMP CMetaUtil::EnumKeys(BSTR bstrBaseKey,
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IKeyCollection ** ppIReturn)
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{
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TRACE0("MetaUtil: CMetaUtil::EnumKeys\n");
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ASSERT_NULL_OR_POINTER(bstrBaseKey, OLECHAR);
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ASSERT_NULL_OR_POINTER(ppIReturn, IKeyCollection *);
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if (ppIReturn == NULL) {
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return ::ReportError(E_INVALIDARG);
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}
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USES_CONVERSION;
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HRESULT hr;
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// Create the Flat Keys Collection
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CComObject<CFlatKeyCollection> *pObj = NULL;
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ATLTRY(pObj = new CComObject<CFlatKeyCollection>);
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if (pObj == NULL) {
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return ::ReportError(E_OUTOFMEMORY);
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}
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hr = pObj->Init(m_pIMeta, OLE2T(bstrBaseKey));
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if (FAILED(hr)) {
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return ::ReportError(hr);
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}
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// Set the interface to IKeyCollection
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hr = pObj->QueryInterface(IID_IKeyCollection, (void **) ppIReturn);
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if (FAILED(hr)) {
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return ::ReportError(hr);
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}
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ASSERT(ppIReturn != NULL);
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return S_OK;
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}
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/*===================================================================
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CMetaUtil::EnumAllKeys
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Do a deep (recursive) enumeration of subkeys
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Parameters:
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bstrBaseKey [in] Key to enumerate the subkeys of
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ppIReturn [out, retval] interface for the ouput key collection
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Returns:
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E_OUTOFMEMORY if allocation fails.
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E_INVALIDARG if ppIReturn == NULL
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S_OK on success
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===================================================================*/
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STDMETHODIMP CMetaUtil::EnumAllKeys(BSTR bstrBaseKey,
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IKeyCollection ** ppIReturn)
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{
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TRACE0("MetaUtil: CMetaUtil::EnumAllKeys\n");
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ASSERT_NULL_OR_POINTER(bstrBaseKey, OLECHAR);
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ASSERT_NULL_OR_POINTER(ppIReturn, IKeyCollection *);
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if (ppIReturn == NULL) {
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return ::ReportError(E_INVALIDARG);
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}
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USES_CONVERSION;
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HRESULT hr;
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// Create the Flat Keys Collection
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CComObject<CDeepKeyCollection> *pObj = NULL;
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ATLTRY(pObj = new CComObject<CDeepKeyCollection>);
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if (pObj == NULL) {
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return ::ReportError(E_OUTOFMEMORY);
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}
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hr = pObj->Init(m_pIMeta, OLE2T(bstrBaseKey));
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if (FAILED(hr)) {
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return ::ReportError(hr);
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}
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// Set the interface to IKeyCollection
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hr = pObj->QueryInterface(IID_IKeyCollection, (void **) ppIReturn);
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if (FAILED(hr)) {
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return ::ReportError(hr);
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}
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ASSERT(ppIReturn != NULL);
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return S_OK;
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}
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/*===================================================================
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CMetaUtil::EnumProperties
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Do an enumeration of properties
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Parameters:
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bstrBaseKey [in] Key to enumerate the properties of
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ppIReturn [out, retval] interface for the ouput property collection
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Returns:
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E_OUTOFMEMORY if allocation fails.
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E_INVALIDARG if ppIReturn == NULL
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S_OK on success
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===================================================================*/
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STDMETHODIMP CMetaUtil::EnumProperties(BSTR bstrKey,
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IPropertyCollection **ppIReturn)
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{
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TRACE0("MetaUtil: CMetaUtil::EnumProperties\n");
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ASSERT_NULL_OR_POINTER(bstrKey, OLECHAR);
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ASSERT_NULL_OR_POINTER(ppIReturn, IKeyCollection *);
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if (ppIReturn == NULL) {
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return ::ReportError(E_INVALIDARG);
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}
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USES_CONVERSION;
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HRESULT hr;
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// Create the Flat Keys Collection
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CComObject<CPropertyCollection> *pObj = NULL;
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ATLTRY(pObj = new CComObject<CPropertyCollection>);
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if (pObj == NULL) {
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return ::ReportError(E_OUTOFMEMORY);
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}
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hr = pObj->Init(m_pIMeta, m_pCSchemaTable, OLE2T(bstrKey));
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if (FAILED(hr)) {
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return ::ReportError(hr);
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}
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// Set the interface to IPropertyCollection
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hr = pObj->QueryInterface(IID_IPropertyCollection, (void **) ppIReturn);
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if (FAILED(hr)) {
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return ::ReportError(hr);
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}
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ASSERT(ppIReturn != NULL);
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return S_OK;
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}
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/*===================================================================
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CMetaUtil::CreateKey
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Create a new key
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Parameters:
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bstrKey [in] Key to create
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Returns:
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E_INVALIDARG if bstrKey == NULL
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S_OK on success
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===================================================================*/
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STDMETHODIMP CMetaUtil::CreateKey(BSTR bstrKey)
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{
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TRACE0("MetaUtil: CMetaUtil::CreateKey\n");
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ASSERT_NULL_OR_POINTER(bstrKey, OLECHAR);
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if (bstrKey == NULL) {
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return ::ReportError(E_INVALIDARG);
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}
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USES_CONVERSION;
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TCHAR tszKey[ADMINDATA_MAX_NAME_LEN];
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_tcscpy(tszKey,OLE2T(bstrKey));
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CannonizeKey(tszKey);
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return ::CreateKey(m_pIMeta, tszKey);
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}
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/*===================================================================
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CMetaUtil::DeleteKey
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Delete a key
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Parameters:
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bstrKey [in] Key to delete
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Returns:
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E_INVALIDARG if bstrKey == NULL
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S_OK on success
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===================================================================*/
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STDMETHODIMP CMetaUtil::DeleteKey(BSTR bstrKey)
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{
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TRACE0("MetaUtil: CMetaUtil::DeleteKey\n");
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ASSERT_NULL_OR_POINTER(bstrKey, OLECHAR);
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if (bstrKey == NULL) {
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return ::ReportError(E_INVALIDARG);
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}
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USES_CONVERSION;
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TCHAR tszKey[ADMINDATA_MAX_NAME_LEN];
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_tcscpy(tszKey,OLE2T(bstrKey));
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CannonizeKey(tszKey);
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return ::DeleteKey(m_pIMeta, tszKey);
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}
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/*===================================================================
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CMetaUtil::RenameKey
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Rename a key
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Parameters:
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bstrOldName [in] Original Key Name
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bstrNewName [in] New key name
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Returns:
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E_INVALIDARG if bstrOldName == NULL OR bstrNewName == NULL
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S_OK on success
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===================================================================*/
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STDMETHODIMP CMetaUtil::RenameKey(BSTR bstrOldName, BSTR bstrNewName)
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{
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TRACE0("MetaUtil: CMetaUtil::RenameKey\n");
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ASSERT_NULL_OR_POINTER(bstrOldName, OLECHAR);
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ASSERT_NULL_OR_POINTER(bstrNewName, OLECHAR);
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if ((bstrOldName == NULL) || (bstrNewName == NULL)) {
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return ::ReportError(E_INVALIDARG);
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}
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USES_CONVERSION;
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HRESULT hr;
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TCHAR tszOldName[ADMINDATA_MAX_NAME_LEN];
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TCHAR tszNewName[ADMINDATA_MAX_NAME_LEN];
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_tcscpy(tszOldName, OLE2T(bstrOldName));
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CannonizeKey(tszOldName);
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_tcscpy(tszNewName, OLE2T(bstrNewName));
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CannonizeKey(tszNewName);
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// Figure out the key's common root
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TCHAR tszParent[ADMINDATA_MAX_NAME_LEN];
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int i;
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i = 0;
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while ((tszOldName[i] != _T('\0')) && (tszNewName[i] != _T('\0')) &&
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(tszOldName[i] == tszNewName[i])) {
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tszParent[i] = tszOldName[i];
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i++;
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}
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if (i == 0) {
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// Nothing in common
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tszParent[i] = _T('\0');
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}
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else {
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// Back up to the first slash
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while ((i > 0) && (tszParent[i] != _T('/'))) {
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i--;
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}
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// Cut it off at the slash
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tszParent[i] = _T('\0');
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}
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int iParentKeyLen;
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iParentKeyLen = _tcslen(tszParent);
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LPTSTR tszRelOldName;
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LPTSTR tszRelNewName;
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// Figure out the relative new and old names
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tszRelOldName = tszOldName + iParentKeyLen;
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if (*tszRelOldName == _T('/')) {
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tszRelOldName++;
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}
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tszRelNewName = tszNewName + iParentKeyLen;
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if (*tszRelNewName == _T('/')) {
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tszRelNewName++;
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}
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// Open the parent
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METADATA_HANDLE hMDParentKey;
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hr = m_pIMeta->OpenKey(METADATA_MASTER_ROOT_HANDLE,
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T2W(tszParent),
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METADATA_PERMISSION_READ | METADATA_PERMISSION_WRITE,
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MUTIL_OPEN_KEY_TIMEOUT,
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&hMDParentKey);
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if (FAILED(hr)) {
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return ::ReportError(hr);
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}
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// Rename the key
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hr = m_pIMeta->RenameKey(hMDParentKey,
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T2W(tszRelOldName),
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T2W(tszRelNewName));
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if (FAILED(hr)) {
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m_pIMeta->CloseKey(hMDParentKey);
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return ::ReportError(hr);
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}
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// Close the parent
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m_pIMeta->CloseKey(hMDParentKey);
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return S_OK;
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}
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/*===================================================================
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CMetaUtil::CopyKey
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Copy a key
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Parameters:
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bstrSrcKey [in] Source Key Name
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bstrDestKey [in] Destination key name
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fOverwrite [in] If true then already existing properties
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at destination are overwritten.
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Returns:
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E_INVALIDARG if bstrSrcKey == NULL OR bstrDestKey == NULL
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S_OK on success
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===================================================================*/
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STDMETHODIMP CMetaUtil::CopyKey(BSTR bstrSrcKey, BSTR bstrDestKey, BOOL fOverwrite)
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{
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TRACE0("MetaUtil: CMetaUtil::CopyKey\n");
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ASSERT_NULL_OR_POINTER(bstrSrcKey, OLECHAR);
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ASSERT_NULL_OR_POINTER(bstrDestKey, OLECHAR);
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if ((bstrSrcKey == NULL) || (bstrDestKey == NULL)) {
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return ::ReportError(E_INVALIDARG);
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}
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USES_CONVERSION;
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TCHAR tszSrcKey[ADMINDATA_MAX_NAME_LEN];
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TCHAR tszDestKey[ADMINDATA_MAX_NAME_LEN];
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_tcscpy(tszSrcKey, OLE2T(bstrSrcKey));
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CannonizeKey(tszSrcKey);
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_tcscpy(tszDestKey, OLE2T(bstrDestKey));
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CannonizeKey(tszDestKey);
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return ::CopyKey(m_pIMeta, tszSrcKey, tszDestKey, fOverwrite, TRUE);
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}
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/*===================================================================
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CMetaUtil::MoveKey
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Move a key
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Parameters:
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bstrSrcKey [in] Source Key Name
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bstrDestKey [in] Destination key name
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fOverwrite [in] If true then already existing properties
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at destination are overwritten.
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Returns:
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E_INVALIDARG if bstrSrcKey == NULL OR bstrDestKey == NULL
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S_OK on success
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===================================================================*/
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STDMETHODIMP CMetaUtil::MoveKey(BSTR bstrSrcKey, BSTR bstrDestKey, BOOL fOverwrite)
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{
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TRACE0("MetaUtil: CMetaUtil::MoveKey\n");
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ASSERT_NULL_OR_POINTER(bstrSrcKey, OLECHAR);
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ASSERT_NULL_OR_POINTER(bstrDestKey, OLECHAR);
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if ((bstrSrcKey == NULL) || (bstrDestKey == NULL)) {
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return ::ReportError(E_INVALIDARG);
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}
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USES_CONVERSION;
|
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TCHAR tszSrcKey[ADMINDATA_MAX_NAME_LEN];
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TCHAR tszDestKey[ADMINDATA_MAX_NAME_LEN];
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_tcscpy(tszSrcKey, OLE2T(bstrSrcKey));
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CannonizeKey(tszSrcKey);
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_tcscpy(tszDestKey, OLE2T(bstrDestKey));
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CannonizeKey(tszDestKey);
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return ::CopyKey(m_pIMeta, tszSrcKey, tszDestKey, fOverwrite, FALSE);
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}
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|
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/*===================================================================
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CMetaUtil::GetProperty
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Gets a property object from the metabase.
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Parameters:
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bstrKey [in] Key containing property to get
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varId [in] Identifier of property to get. Either the
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Id (number) or Name (string).
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ppIReturn [out, retval] Interface for retreived property.
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Returns:
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E_INVALIDARG if bstrKey == NULL or ppIReturn == NULL
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S_OK on success
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===================================================================*/
|
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STDMETHODIMP CMetaUtil::GetProperty(BSTR bstrKey,
|
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VARIANT varId,
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IProperty **ppIReturn)
|
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{
|
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TRACE0("MetaUtil: CMetaUtil::GetProperty\n");
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ASSERT_NULL_OR_POINTER(bstrKey, OLECHAR);
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ASSERT_NULL_OR_POINTER(ppIReturn, IProperty *);
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if ((bstrKey == NULL) || (ppIReturn == NULL)) {
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return ::ReportError(E_INVALIDARG);
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}
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USES_CONVERSION;
|
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TCHAR tszKey[ADMINDATA_MAX_NAME_LEN];
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_tcscpy(tszKey,OLE2T(bstrKey));
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CannonizeKey(tszKey);
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return ::GetProperty(m_pIMeta, m_pCSchemaTable, tszKey, varId, ppIReturn);
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}
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|
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/*===================================================================
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CMetaUtil::CreateProperty
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|
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Creates a property object that can be written to the Metbase or
|
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retreives the property if it already exists.
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|
|
Parameters:
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bstrKey [in] Key containing property to get
|
|
varId [in] Identifier of property to get. Either the
|
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Id (number) or Name (string).
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ppIReturn [out, retval] Interface for retreived property.
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|
|
|
Returns:
|
|
E_INVALIDARG if bstrKey == NULL or ppIReturn == NULL
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S_OK on success
|
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===================================================================*/
|
|
STDMETHODIMP CMetaUtil::CreateProperty(BSTR bstrKey,
|
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VARIANT varId,
|
|
IProperty **ppIReturn)
|
|
{
|
|
TRACE0("MetaUtil: CMetaUtil::CreateProperty\n");
|
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|
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ASSERT_NULL_OR_POINTER(bstrKey, OLECHAR);
|
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ASSERT_NULL_OR_POINTER(ppIReturn, IProperty *);
|
|
|
|
if ((bstrKey == NULL) || (ppIReturn == NULL)) {
|
|
return ::ReportError(E_INVALIDARG);
|
|
}
|
|
|
|
USES_CONVERSION;
|
|
TCHAR tszKey[ADMINDATA_MAX_NAME_LEN];
|
|
|
|
_tcscpy(tszKey,OLE2T(bstrKey));
|
|
CannonizeKey(tszKey);
|
|
|
|
return ::CreateProperty(m_pIMeta, m_pCSchemaTable, tszKey, varId, ppIReturn);
|
|
}
|
|
|
|
/*===================================================================
|
|
CMetaUtil::DeleteProperty
|
|
|
|
Deletes a property from the metabase.
|
|
|
|
Parameters:
|
|
bstrKey [in] Key containing property to get
|
|
varId [in] Identifier of property to get. Either the
|
|
Id (number) or Name (string).
|
|
|
|
Returns:
|
|
E_INVALIDARG if bstrKey == NULL
|
|
S_OK on success
|
|
===================================================================*/
|
|
STDMETHODIMP CMetaUtil::DeleteProperty(BSTR bstrKey, VARIANT varId)
|
|
{
|
|
TRACE0("MetaUtil: CMetaUtil::DeleteProperty\n");
|
|
|
|
ASSERT_NULL_OR_POINTER(bstrKey, OLECHAR);
|
|
|
|
if (bstrKey == NULL) {
|
|
return ::ReportError(E_INVALIDARG);
|
|
}
|
|
|
|
USES_CONVERSION;
|
|
TCHAR tszKey[ADMINDATA_MAX_NAME_LEN];
|
|
|
|
_tcscpy(tszKey,OLE2T(bstrKey));
|
|
CannonizeKey(tszKey);
|
|
|
|
return ::DeleteProperty(m_pIMeta, m_pCSchemaTable, tszKey, varId);
|
|
}
|
|
|
|
/*===================================================================
|
|
CMetaUtil::ExpandString
|
|
|
|
Expands a string with environment variables. Maximum output is 1024
|
|
bytes.
|
|
|
|
Parameters:
|
|
bstrIn [in] String to expand
|
|
pbstrRet [out, retval] Expanded string
|
|
|
|
Returns:
|
|
E_INVALIDARG if bstrIn == NULL or pbstrRet == NULL
|
|
S_OK on success
|
|
===================================================================*/
|
|
STDMETHODIMP CMetaUtil::ExpandString(BSTR bstrIn, BSTR *pbstrRet)
|
|
{
|
|
ASSERT_POINTER(bstrIn, OLECHAR);
|
|
ASSERT_NULL_OR_POINTER(pbstrRet, BSTR);
|
|
|
|
if ((bstrIn == NULL) || (pbstrRet == NULL)) {
|
|
return ::ReportError(E_INVALIDARG);
|
|
}
|
|
|
|
USES_CONVERSION;
|
|
TCHAR tszRet[1024];
|
|
int iRet;
|
|
|
|
iRet = ExpandEnvironmentStrings(OLE2T(bstrIn), tszRet, 1024);
|
|
if (iRet == 0) {
|
|
::ReportError(GetLastError());
|
|
}
|
|
|
|
*pbstrRet = T2BSTR(tszRet);
|
|
|
|
return S_OK;
|
|
}
|
|
|
|
/*===================================================================
|
|
MetaUtil::PropIdToName
|
|
|
|
Converts a property Id to its name, as listed in
|
|
_Machine_/Schema/Properties/Names
|
|
|
|
Parameters:
|
|
bstrKey [in] Approximate key where property is located,
|
|
needed to determine what schema to use.
|
|
lId [in] Id of property
|
|
pbstrName [out, retval] Output name of property
|
|
|
|
Returns:
|
|
E_INVALIDARG if bstrKey == NULL or pbstrName == NULL
|
|
S_OK on success
|
|
===================================================================*/
|
|
STDMETHODIMP CMetaUtil::PropIdToName(BSTR bstrKey, long lId, BSTR *pbstrName)
|
|
{
|
|
ASSERT_NULL_OR_POINTER(bstrKey, OLECHAR);
|
|
ASSERT_NULL_OR_POINTER(pbstrName, BSTR);
|
|
|
|
if ((bstrKey == NULL) || (pbstrName == NULL)) {
|
|
return ::ReportError(E_INVALIDARG);
|
|
}
|
|
|
|
USES_CONVERSION;
|
|
TCHAR tszKey[ADMINDATA_MAX_NAME_LEN];
|
|
CPropInfo *pCPropInfo;
|
|
|
|
// Convert the base key to cannonical form
|
|
_tcscpy(tszKey, OLE2T(bstrKey));
|
|
CannonizeKey(tszKey);
|
|
|
|
// Get the property info from the Schema Table
|
|
pCPropInfo = m_pCSchemaTable->GetPropInfo(tszKey, lId);
|
|
|
|
// Did we find it? Is there a name entry?
|
|
if ((pCPropInfo == NULL) || (pCPropInfo->GetName() == NULL)) {
|
|
// No, return ""
|
|
*pbstrName = T2BSTR(_T(""));
|
|
}
|
|
else {
|
|
// Yes, return the name
|
|
*pbstrName = T2BSTR(pCPropInfo->GetName());
|
|
}
|
|
return S_OK;
|
|
}
|
|
|
|
/*===================================================================
|
|
MetaUtil::PropNameToId
|
|
|
|
Converts a property name to its id, as listed in
|
|
_Machine_/Schema/Properties/Names
|
|
|
|
Parameters:
|
|
bstrKey [in] Approximate key where property is located,
|
|
needed to determine what schema to use.
|
|
pbstrName [in] Name of property
|
|
lId [out, retval] Output id of property
|
|
|
|
Returns:
|
|
E_INVALIDARG if bstrKey == NULL OR bstrName == NULL OR plId == NULL
|
|
S_OK on success
|
|
===================================================================*/
|
|
STDMETHODIMP CMetaUtil::PropNameToId(BSTR bstrKey, BSTR bstrName, long *plId)
|
|
{
|
|
ASSERT_NULL_OR_POINTER(bstrKey, OLECHAR);
|
|
ASSERT_NULL_OR_POINTER(bstrName, OLECHAR);
|
|
ASSERT_NULL_OR_POINTER(plId, long);
|
|
|
|
if ((bstrKey == NULL) || (bstrName == NULL) || (plId == NULL)) {
|
|
return ::ReportError(E_INVALIDARG);
|
|
}
|
|
|
|
USES_CONVERSION;
|
|
TCHAR tszKey[ADMINDATA_MAX_NAME_LEN];
|
|
CPropInfo *pCPropInfo;
|
|
|
|
// Convert the base key to cannonical form
|
|
_tcscpy(tszKey, OLE2T(bstrKey));
|
|
CannonizeKey(tszKey);
|
|
|
|
// Get the property info from the Schema Table
|
|
pCPropInfo = m_pCSchemaTable->GetPropInfo(tszKey, OLE2T(bstrName));
|
|
|
|
// Did we find it?
|
|
if (pCPropInfo == NULL) {
|
|
// No, return 0
|
|
*plId = 0;
|
|
}
|
|
else {
|
|
// Yes, return the id
|
|
*plId = pCPropInfo->GetId();
|
|
}
|
|
return S_OK;
|
|
}
|
|
|
|
/*===================================================================
|
|
MetaUtil::get_Config
|
|
|
|
Gets the value of a configuration setting.
|
|
|
|
Valid Settings:
|
|
MaxPropertySize
|
|
MaxKeySize
|
|
MaxNumberOfErrors
|
|
|
|
Parameters:
|
|
bstrSetting [in] Name of the setting
|
|
pvarValue [out, retval] Value of the setting
|
|
|
|
Returns:
|
|
E_INVALIDARG if bstrSettting doesn't match any known settings
|
|
S_OK on success
|
|
===================================================================*/
|
|
STDMETHODIMP CMetaUtil::get_Config(BSTR bstrSetting, VARIANT *pvarValue)
|
|
{
|
|
ASSERT_POINTER(bstrSetting, OLECHAR);
|
|
ASSERT_POINTER(pvarValue, VARIANT);
|
|
|
|
USES_CONVERSION;
|
|
LPTSTR tszSetting;
|
|
|
|
if( !bstrSetting )
|
|
{
|
|
return ::ReportError(E_INVALIDARG);
|
|
}
|
|
|
|
VariantInit(pvarValue);
|
|
tszSetting = OLE2T(bstrSetting);
|
|
|
|
if (_tcsicmp(tszSetting, _T("MaxPropertySize")) == 0) {
|
|
V_VT(pvarValue) = VT_I4;
|
|
V_I4(pvarValue) = m_dwMaxPropSize;
|
|
}
|
|
else if (_tcsicmp(tszSetting, _T("MaxKeySize")) == 0) {
|
|
V_VT(pvarValue) = VT_I4;
|
|
V_I4(pvarValue) = m_dwMaxKeySize;
|
|
}
|
|
else if (_tcsicmp(tszSetting, _T("MaxNumberOfErrors")) == 0) {
|
|
V_VT(pvarValue) = VT_I4;
|
|
V_I4(pvarValue) = m_dwMaxNumErrors;
|
|
}
|
|
else {
|
|
return ::ReportError(E_INVALIDARG);
|
|
}
|
|
|
|
return S_OK;
|
|
}
|
|
|
|
/*===================================================================
|
|
MetaUtil::put_Config
|
|
|
|
Sets the value of a configuration setting.
|
|
|
|
Valid Settings:
|
|
MaxPropertySize
|
|
MaxKeySize
|
|
MaxNumberOfErrors
|
|
|
|
Parameters:
|
|
bstrSetting [in] Name of the setting
|
|
varValue [out, retval] New value of the setting
|
|
|
|
Returns:
|
|
E_INVALIDARG if bstrSettting doesn't match any known settings or
|
|
if varValue is of an unexpected subtype.
|
|
S_OK on success
|
|
===================================================================*/
|
|
STDMETHODIMP CMetaUtil::put_Config(BSTR bstrSetting, VARIANT varValue)
|
|
{
|
|
ASSERT_POINTER(bstrSetting, OLECHAR);
|
|
|
|
USES_CONVERSION;
|
|
HRESULT hr;
|
|
LPTSTR tszSetting;
|
|
|
|
tszSetting = OLE2T(bstrSetting);
|
|
|
|
// Cleanup any IDispatch or byref stuff
|
|
CComVariant varValue2;
|
|
|
|
hr = VariantResolveDispatch(&varValue, &varValue2);
|
|
if (FAILED(hr)) {
|
|
return hr;
|
|
}
|
|
|
|
if (_tcsicmp(tszSetting, _T("MaxPropertySize")) == 0) {
|
|
// Set Maximum Property Size
|
|
switch (V_VT(&varValue2)) {
|
|
|
|
case VT_I1: case VT_I2: case VT_I4: case VT_I8:
|
|
case VT_UI1: case VT_UI2: case VT_UI8:
|
|
|
|
// Coerce all integral types to VT_UI4
|
|
if (FAILED(hr = VariantChangeType(&varValue2, &varValue2, 0, VT_UI4))) {
|
|
return ::ReportError(hr);
|
|
}
|
|
|
|
// fallthru to VT_UI4
|
|
|
|
case VT_UI4:
|
|
|
|
m_dwMaxPropSize = V_UI4(&varValue2);
|
|
break;
|
|
|
|
default:
|
|
|
|
// Unexpected data type
|
|
return ::ReportError(E_INVALIDARG);
|
|
}
|
|
}
|
|
else if (_tcsicmp(tszSetting, _T("MaxKeySize")) == 0) {
|
|
// Set Maximum Key Size
|
|
switch (V_VT(&varValue2)) {
|
|
|
|
case VT_I1: case VT_I2: case VT_I4: case VT_I8:
|
|
case VT_UI1: case VT_UI2: case VT_UI8:
|
|
|
|
// Coerce all integral types to VT_UI4
|
|
if (FAILED(hr = VariantChangeType(&varValue2, &varValue2, 0, VT_UI4))) {
|
|
return ::ReportError(hr);
|
|
}
|
|
|
|
// fallthru to VT_UI4
|
|
|
|
case VT_UI4:
|
|
|
|
m_dwMaxKeySize = V_UI4(&varValue2);
|
|
break;
|
|
|
|
default:
|
|
|
|
// Unexpected data type
|
|
return ::ReportError(E_INVALIDARG);
|
|
}
|
|
}
|
|
else if (_tcsicmp(tszSetting, _T("MaxNumberOfErrors")) == 0) {
|
|
// Set Maximum Number of Errors
|
|
switch (V_VT(&varValue2)) {
|
|
|
|
case VT_I1: case VT_I2: case VT_I4: case VT_I8:
|
|
case VT_UI1: case VT_UI2: case VT_UI8:
|
|
|
|
// Coerce all integral types to VT_UI4
|
|
if (FAILED(hr = VariantChangeType(&varValue2, &varValue2, 0, VT_UI4))) {
|
|
return ::ReportError(hr);
|
|
}
|
|
|
|
// fallthru to VT_UI4
|
|
|
|
case VT_UI4:
|
|
|
|
m_dwMaxNumErrors = V_UI4(&varValue2);
|
|
break;
|
|
|
|
default:
|
|
|
|
// Unexpected data type
|
|
return ::ReportError(E_INVALIDARG);
|
|
}
|
|
}
|
|
else {
|
|
return ::ReportError(E_INVALIDARG);
|
|
}
|
|
|
|
return S_OK;
|
|
}
|
|
|
|
/*------------------------------------------------------------------
|
|
* Methods also supported by the collections
|
|
*
|
|
* Actual implementation here to avoid redundant code
|
|
*/
|
|
|
|
/*===================================================================
|
|
CreateKey
|
|
|
|
Create a new key
|
|
|
|
Parameters:
|
|
pIMeta [in] Smart pointer to metabase, passed by reference
|
|
to avoid the copy and unneeded AddRef/Release.
|
|
Would have used const, however the '->' operator
|
|
would not work.
|
|
tszKey [in] Key to create
|
|
|
|
Returns:
|
|
E_INVALIDARG if bstrKey == NULL
|
|
S_OK on success
|
|
===================================================================*/
|
|
HRESULT CreateKey(CComPtr<IMSAdminBase> &pIMeta,
|
|
LPCTSTR tszKey)
|
|
{
|
|
ASSERT(pIMeta.p != NULL);
|
|
ASSERT_STRING(tszKey);
|
|
|
|
USES_CONVERSION;
|
|
HRESULT hr;
|
|
|
|
TCHAR tszParent[ADMINDATA_MAX_NAME_LEN];
|
|
TCHAR tszChild[ADMINDATA_MAX_NAME_LEN];
|
|
|
|
::SplitKey(tszKey, tszParent, tszChild);
|
|
|
|
// Open the parent key
|
|
METADATA_HANDLE hMDParent;
|
|
|
|
hr = pIMeta->OpenKey(METADATA_MASTER_ROOT_HANDLE,
|
|
T2W(tszParent),
|
|
METADATA_PERMISSION_READ | METADATA_PERMISSION_WRITE,
|
|
MUTIL_OPEN_KEY_TIMEOUT,
|
|
&hMDParent);
|
|
if (FAILED(hr)) {
|
|
return ::ReportError(hr);
|
|
}
|
|
|
|
// Create the child
|
|
hr = pIMeta->AddKey(hMDParent, T2W(tszChild));
|
|
if (FAILED(hr)) {
|
|
pIMeta->CloseKey(hMDParent);
|
|
return ::ReportError(hr);
|
|
}
|
|
|
|
// Close the parent key
|
|
pIMeta->CloseKey(hMDParent);
|
|
|
|
return S_OK;
|
|
}
|
|
|
|
/*===================================================================
|
|
DeleteKey
|
|
|
|
Delete a key
|
|
|
|
Parameters:
|
|
pIMeta [in] Smart pointer to metabase, passed by reference
|
|
to avoid the copy and unneeded AddRef/Release.
|
|
Would have used const, however the '->' operator
|
|
would not work.
|
|
tszKey [in] Key to delete
|
|
|
|
Returns:
|
|
E_INVALIDARG if pbSuccess == NULL
|
|
S_OK on success
|
|
===================================================================*/
|
|
HRESULT DeleteKey(CComPtr<IMSAdminBase> &pIMeta,
|
|
LPCTSTR tszKey)
|
|
{
|
|
ASSERT(pIMeta.p != NULL);
|
|
ASSERT_STRING(tszKey);
|
|
|
|
USES_CONVERSION;
|
|
HRESULT hr;
|
|
|
|
TCHAR tszParent[ADMINDATA_MAX_NAME_LEN];
|
|
TCHAR tszChild[ADMINDATA_MAX_NAME_LEN];
|
|
|
|
::SplitKey(tszKey, tszParent, tszChild);
|
|
|
|
// Open the parent key
|
|
METADATA_HANDLE hMDParent;
|
|
|
|
hr = pIMeta->OpenKey(METADATA_MASTER_ROOT_HANDLE,
|
|
T2W(tszParent),
|
|
METADATA_PERMISSION_READ | METADATA_PERMISSION_WRITE,
|
|
MUTIL_OPEN_KEY_TIMEOUT,
|
|
&hMDParent);
|
|
if (FAILED(hr)) {
|
|
return ::ReportError(hr);
|
|
}
|
|
|
|
// Delete the child
|
|
hr = pIMeta->DeleteKey(hMDParent, T2W(tszChild));
|
|
if (FAILED(hr)) {
|
|
pIMeta->CloseKey(hMDParent);
|
|
return ::ReportError(hr);
|
|
}
|
|
|
|
// Close the parent key
|
|
pIMeta->CloseKey(hMDParent);
|
|
|
|
return S_OK;
|
|
}
|
|
|
|
/*===================================================================
|
|
CMetaUtil::CopyKey
|
|
|
|
Copy or move a key
|
|
|
|
Parameters:
|
|
bstrSrcKey [in] Source Key Name
|
|
bstrDestKey [in] Destination key name
|
|
fOverwrite [in] If true then already existing properties
|
|
at destination are overwritten.
|
|
fCopy [in] If true than copy the key, else move it
|
|
|
|
Returns:
|
|
S_OK on success
|
|
===================================================================*/
|
|
HRESULT CopyKey(CComPtr<IMSAdminBase> &pIMeta,
|
|
LPTSTR tszSrcKey,
|
|
LPTSTR tszDestKey,
|
|
BOOL fOverwrite,
|
|
BOOL fCopy)
|
|
{
|
|
ASSERT(pIMeta.p != NULL);
|
|
ASSERT_STRING(tszSrcKey);
|
|
ASSERT_STRING(tszDestKey);
|
|
|
|
USES_CONVERSION;
|
|
HRESULT hr;
|
|
|
|
|
|
// Check for overlap
|
|
TCHAR tszParent[ADMINDATA_MAX_NAME_LEN];
|
|
int i;
|
|
|
|
i = 0;
|
|
while ((tszSrcKey[i] != _T('\0')) && (tszDestKey[i] != _T('\0')) &&
|
|
(tszSrcKey[i] == tszDestKey[i])) {
|
|
tszParent[i] = tszSrcKey[i];
|
|
i++;
|
|
}
|
|
|
|
// Terminate tszParent
|
|
tszParent[i] = _T('\0');
|
|
|
|
if (i == 0) {
|
|
// Nothing in common
|
|
|
|
TCHAR tszSrcParent[ADMINDATA_MAX_NAME_LEN];
|
|
TCHAR tszSrcChild[ADMINDATA_MAX_NAME_LEN];
|
|
TCHAR tszDestParent[ADMINDATA_MAX_NAME_LEN];
|
|
TCHAR tszDestChild[ADMINDATA_MAX_NAME_LEN];
|
|
|
|
::SplitKey(tszSrcKey, tszSrcParent, tszSrcChild);
|
|
::SplitKey(tszDestKey, tszDestParent, tszDestChild);
|
|
|
|
// Open the parent source key
|
|
METADATA_HANDLE hMDSrcParent;
|
|
|
|
hr = pIMeta->OpenKey(METADATA_MASTER_ROOT_HANDLE,
|
|
T2W(tszSrcParent),
|
|
METADATA_PERMISSION_READ | METADATA_PERMISSION_WRITE,
|
|
MUTIL_OPEN_KEY_TIMEOUT,
|
|
&hMDSrcParent);
|
|
if (FAILED(hr)) {
|
|
return ::ReportError(hr);
|
|
}
|
|
|
|
// Open the parent dest key
|
|
METADATA_HANDLE hMDDestParent;
|
|
|
|
hr = pIMeta->OpenKey(METADATA_MASTER_ROOT_HANDLE,
|
|
T2W(tszDestParent),
|
|
METADATA_PERMISSION_READ | METADATA_PERMISSION_WRITE,
|
|
MUTIL_OPEN_KEY_TIMEOUT,
|
|
&hMDDestParent);
|
|
if (FAILED(hr)) {
|
|
return ::ReportError(hr);
|
|
}
|
|
|
|
|
|
// Copy the children
|
|
hr = pIMeta->CopyKey(hMDSrcParent, T2W(tszSrcChild),
|
|
hMDDestParent, T2W(tszDestChild),
|
|
fOverwrite, fCopy);
|
|
if (FAILED(hr)) {
|
|
pIMeta->CloseKey(hMDSrcParent);
|
|
pIMeta->CloseKey(hMDDestParent);
|
|
return ::ReportError(hr);
|
|
}
|
|
|
|
// Close the parents
|
|
pIMeta->CloseKey(hMDSrcParent);
|
|
pIMeta->CloseKey(hMDDestParent);
|
|
}
|
|
else {
|
|
// Something in common
|
|
|
|
// Back up to the first slash
|
|
while ((i > 0) && (tszParent[i] != _T('/'))) {
|
|
i--;
|
|
}
|
|
|
|
// Cut it off at the slash
|
|
tszParent[i] = _T('\0');
|
|
|
|
int iParentKeyLen;
|
|
iParentKeyLen = _tcslen(tszParent);
|
|
|
|
LPTSTR tszSrcChild;
|
|
LPTSTR tszDestChild;
|
|
|
|
// Figure out the relative new and old names
|
|
tszSrcChild = tszSrcKey + iParentKeyLen;
|
|
if (*tszSrcChild == _T('/')) {
|
|
tszSrcChild++;
|
|
}
|
|
|
|
tszDestChild = tszDestKey + iParentKeyLen;
|
|
if (*tszDestChild == _T('/')) {
|
|
tszDestChild++;
|
|
}
|
|
|
|
// Open the parent key
|
|
METADATA_HANDLE hMDParent;
|
|
|
|
hr = pIMeta->OpenKey(METADATA_MASTER_ROOT_HANDLE,
|
|
T2W(tszParent),
|
|
METADATA_PERMISSION_READ | METADATA_PERMISSION_WRITE,
|
|
MUTIL_OPEN_KEY_TIMEOUT,
|
|
&hMDParent);
|
|
if (FAILED(hr)) {
|
|
return ::ReportError(hr);
|
|
}
|
|
|
|
|
|
// Copy the children
|
|
hr = pIMeta->CopyKey(hMDParent, T2W(tszSrcChild),
|
|
hMDParent, T2W(tszDestChild),
|
|
fOverwrite, fCopy);
|
|
if (FAILED(hr)) {
|
|
pIMeta->CloseKey(hMDParent);
|
|
return ::ReportError(hr);
|
|
}
|
|
|
|
// Close the parent
|
|
pIMeta->CloseKey(hMDParent);
|
|
}
|
|
|
|
return S_OK;
|
|
}
|
|
|
|
/*===================================================================
|
|
GetProperty
|
|
|
|
Gets a property object from the metabase.
|
|
|
|
Parameters:
|
|
pIMeta [in] Smart pointer to metabase, passed by
|
|
reference to avoid the copy and unneeded
|
|
AddRef/Release. Would have used const, however
|
|
the '->' operator would not work.
|
|
pCSchemaTable [in] Metabase schema table to use to look up
|
|
property names
|
|
tszKey [in] Key containing property to get
|
|
varId [in] Identifier of property to get. Either the
|
|
Id (number) or Name (string).
|
|
ppIReturn [out, retval] Interface for retreived property.
|
|
|
|
Returns:
|
|
S_OK on success
|
|
===================================================================*/
|
|
HRESULT GetProperty(CComPtr<IMSAdminBase> &pIMeta,
|
|
CMetaSchemaTable *pCSchemaTable,
|
|
LPCTSTR tszKey,
|
|
VARIANT varId,
|
|
IProperty **ppIReturn)
|
|
{
|
|
ASSERT(pIMeta != NULL);
|
|
ASSERT_STRING(tszKey);
|
|
ASSERT_POINTER(ppIReturn, IProperty *);
|
|
|
|
HRESULT hr;
|
|
DWORD dwId;
|
|
|
|
// Figure out the property id
|
|
hr = ::VarToMetaId(pCSchemaTable, tszKey, varId, &dwId);
|
|
if (FAILED(hr)) {
|
|
return ::ReportError(hr);
|
|
}
|
|
|
|
// Create the property object
|
|
CComObject<CProperty> *pObj = NULL;
|
|
ATLTRY(pObj = new CComObject<CProperty>);
|
|
if (pObj == NULL) {
|
|
return ::ReportError(E_OUTOFMEMORY);
|
|
}
|
|
hr = pObj->Init(pIMeta, pCSchemaTable, tszKey, dwId, FALSE);
|
|
if (FAILED(hr)) {
|
|
return ::ReportError(hr);
|
|
}
|
|
|
|
// Set the interface to IProperty
|
|
hr = pObj->QueryInterface(IID_IProperty, (void **) ppIReturn);
|
|
if (FAILED(hr)) {
|
|
return ::ReportError(hr);
|
|
}
|
|
ASSERT(*ppIReturn != NULL);
|
|
|
|
return S_OK;
|
|
}
|
|
|
|
/*===================================================================
|
|
CreateProperty
|
|
|
|
Creates a property object that can be written to the Metbase or
|
|
retreives the property if it already exists.
|
|
|
|
Parameters:
|
|
pIMeta [in] Smart pointer to metabase, passed by
|
|
reference to avoid the copy and unneeded
|
|
AddRef/Release. Would have used const, however
|
|
the '->' operator would not work.
|
|
pCSchemaTable [in] Metabase schema table to use to look up
|
|
property names
|
|
tszKey [in] Key containing property to get
|
|
varId [in] Identifier of property to get. Either the
|
|
Id (number) or Name (string).
|
|
ppIReturn [out, retval] Interface for retreived property.
|
|
|
|
Returns:
|
|
S_OK on success
|
|
===================================================================*/
|
|
HRESULT CreateProperty(CComPtr<IMSAdminBase> &pIMeta,
|
|
CMetaSchemaTable *pCSchemaTable,
|
|
LPCTSTR tszKey,
|
|
VARIANT varId,
|
|
IProperty **ppIReturn)
|
|
{
|
|
ASSERT(pIMeta.p != NULL);
|
|
ASSERT_STRING(tszKey);
|
|
ASSERT_POINTER(ppIReturn, IProperty *);
|
|
|
|
HRESULT hr;
|
|
DWORD dwId;
|
|
|
|
// Figure out the property id
|
|
hr = ::VarToMetaId(pCSchemaTable, tszKey, varId, &dwId);
|
|
if (FAILED(hr)) {
|
|
return ::ReportError(hr);
|
|
}
|
|
|
|
// Create the property object
|
|
CComObject<CProperty> *pObj = NULL;
|
|
ATLTRY(pObj = new CComObject<CProperty>);
|
|
if (pObj == NULL) {
|
|
return ::ReportError(E_OUTOFMEMORY);
|
|
}
|
|
hr = pObj->Init(pIMeta, pCSchemaTable, tszKey, dwId, TRUE);
|
|
if (FAILED(hr)) {
|
|
return ::ReportError(hr);
|
|
}
|
|
|
|
// Set the interface to IProperty
|
|
hr = pObj->QueryInterface(IID_IProperty, (void **) ppIReturn);
|
|
if (FAILED(hr)) {
|
|
return ::ReportError(hr);
|
|
}
|
|
ASSERT(*ppIReturn != NULL);
|
|
|
|
return S_OK;
|
|
}
|
|
|
|
/*===================================================================
|
|
DeleteProperty
|
|
|
|
Deletes a property from the metabase.
|
|
|
|
Parameters:
|
|
pIMeta [in] Smart pointer to metabase, passed by
|
|
reference to avoid the copy and unneeded
|
|
AddRef/Release. Would have used const, however
|
|
the '->' operator would not work.
|
|
pCSchemaTable [in] Metabase schema table to use to look up
|
|
property names
|
|
tszKey [in] Key containing property to get
|
|
varId [in] Identifier of property to get. Either the
|
|
Id (number) or Name (string).
|
|
|
|
Returns:
|
|
S_OK on success
|
|
===================================================================*/
|
|
HRESULT DeleteProperty(CComPtr<IMSAdminBase> &pIMeta,
|
|
CMetaSchemaTable *pCSchemaTable,
|
|
LPTSTR tszKey,
|
|
VARIANT varId)
|
|
{
|
|
ASSERT(pIMeta.p != NULL);
|
|
ASSERT_STRING(tszKey);
|
|
|
|
USES_CONVERSION;
|
|
HRESULT hr;
|
|
DWORD dwId;
|
|
|
|
hr = ::VarToMetaId(pCSchemaTable, tszKey, varId, &dwId);
|
|
if (FAILED(hr)) {
|
|
return ::ReportError(hr);
|
|
}
|
|
|
|
// Open the key
|
|
METADATA_HANDLE hMDKey;
|
|
|
|
hr = pIMeta->OpenKey(METADATA_MASTER_ROOT_HANDLE,
|
|
T2W(tszKey),
|
|
METADATA_PERMISSION_READ | METADATA_PERMISSION_WRITE,
|
|
MUTIL_OPEN_KEY_TIMEOUT,
|
|
&hMDKey);
|
|
if (FAILED(hr)) {
|
|
return ::ReportError(hr);
|
|
}
|
|
|
|
// Delete the property
|
|
hr = pIMeta->DeleteData(hMDKey, NULL, dwId, ALL_METADATA);
|
|
if (FAILED(hr)) {
|
|
pIMeta->CloseKey(hMDKey);
|
|
return ::ReportError(hr);
|
|
}
|
|
|
|
// Close the key
|
|
pIMeta->CloseKey(hMDKey);
|
|
|
|
return S_OK;
|
|
}
|
|
|
|
/*===================================================================
|
|
VarToMetaId
|
|
|
|
Converts a variant to a metabase property id. IDispatch is resolved,
|
|
strings are looked up in the schema property list and integers are
|
|
converted to a DWORD.
|
|
|
|
Parameters:
|
|
pCSchemaTable [in] Metabase schema table to use to look up
|
|
property names
|
|
tszKey [in] Key the property is under (needed to get the
|
|
right schema)
|
|
varId [in] Variant to resolve
|
|
pdwId [out] Metabase property Id that varId resolved to
|
|
|
|
Returns:
|
|
E_INVALIDARG if varId subtype isn't an integer or string
|
|
ERROR_FILE_NOT_FOUND if varId is a BSTR that doesn't match any
|
|
property names.
|
|
S_OK on success
|
|
===================================================================*/
|
|
HRESULT VarToMetaId(CMetaSchemaTable *pCSchemaTable,
|
|
LPCTSTR tszKey,
|
|
VARIANT varId,
|
|
DWORD *pdwId)
|
|
{
|
|
ASSERT_STRING(tszKey);
|
|
ASSERT_POINTER(pdwId, DWORD);
|
|
|
|
USES_CONVERSION;
|
|
HRESULT hr;
|
|
CComVariant varId2;
|
|
CPropInfo *pCPropInfo;
|
|
|
|
// VBScript can call us with a VARIANT that isn't a simple type,
|
|
// such as VT_VARIANT|VT_BYREF. This resolves it to a simple type.
|
|
if (FAILED(hr = VariantResolveDispatch(&varId, &varId2)))
|
|
return hr;
|
|
|
|
switch (V_VT(&varId2)) {
|
|
|
|
case VT_BSTR:
|
|
// Look up the property name
|
|
pCPropInfo = pCSchemaTable->GetPropInfo(tszKey, OLE2T(V_BSTR(&varId2)));
|
|
if (pCPropInfo == NULL) {
|
|
return HRESULT_FROM_WIN32(ERROR_FILE_NOT_FOUND);
|
|
}
|
|
*pdwId = pCPropInfo->GetId();
|
|
|
|
return S_OK;
|
|
break;
|
|
|
|
case VT_I1: case VT_I2: case VT_I4: case VT_I8:
|
|
case VT_UI1: case VT_UI2: case VT_UI8:
|
|
// Coerce all integral types to VT_UI4, which is the same as REG_DWORD
|
|
if (FAILED(hr = VariantChangeType(&varId2, &varId2, 0, VT_UI4)))
|
|
return hr;
|
|
|
|
// fallthru to VT_UI4
|
|
|
|
case VT_UI4:
|
|
*pdwId = V_UI4(&varId2);
|
|
break;
|
|
|
|
default:
|
|
return E_INVALIDARG; // Cannot handle this data type
|
|
}
|
|
|
|
return S_OK;
|
|
}
|