67 lines
1.6 KiB
C++
67 lines
1.6 KiB
C++
//***************************************************************************
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//
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// UTILS.CPP
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//
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// Module: WMI Instance provider sample code
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//
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// Purpose: General purpose utilities.
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//
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// Copyright (c) 1997-2001 Microsoft Corporation, All Rights Reserved
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//
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//***************************************************************************
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#include <objbase.h>
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#include "sample.h"
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//***************************************************************************
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//
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// CreateInst
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//
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// Purpose: Creates a new instance and sets
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// the inital values of the properties.
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//
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// Return: S_OK if all is well, otherwise an error code is returned
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//
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//***************************************************************************
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SCODE CreateInst(IWbemServices * pNamespace, LPWSTR pKey, long lVal,
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IWbemClassObject ** pNewInst,
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WCHAR * pwcClassName,
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IWbemContext *pCtx)
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{
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SCODE sc;
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IWbemClassObject * pClass = NULL;
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sc = pNamespace->GetObject(pwcClassName, 0, pCtx, &pClass, NULL);
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if(sc != S_OK)
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return WBEM_E_FAILED;
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sc = pClass->SpawnInstance(0, pNewInst);
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pClass->Release();
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if(FAILED(sc))
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return sc;
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VARIANT v;
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// Set the key property value.
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v.vt = VT_BSTR;
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v.bstrVal = SysAllocString(pKey);
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sc = (*pNewInst)->Put(L"MyKey", 0, &v, 0);
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VariantClear(&v);
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// Set the number property value.
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v.vt = VT_I4;
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v.lVal = lVal;
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sc = (*pNewInst)->Put(L"MyValue", 0, &v, 0);
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return sc;
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}
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