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342 lines
12 KiB
342 lines
12 KiB
//
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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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//
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// Original Author: Rajesh Rao
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//
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// $Author: rajeshr $
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// $Date: 6/11/98 4:43p $
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// $Workfile:wbemhelp.h $
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//
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// $Modtime: 6/11/98 11:21a $
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// $Revision: 1 $
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// $Nokeywords: $
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//
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//
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// Description: Contains the declaration for the CWBEMHelper class. This is
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// a class that has many static helper functions pertaining to WBEM
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//***************************************************************************
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/////////////////////////////////////////////////////////////////////////
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#ifndef WBEM_HELPER_H
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#define WBEM_HELPER_H
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class CWBEMHelper
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{
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protected:
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static LPCWSTR EQUALS_QUOTE;
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static LPCWSTR QUOTE;
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static LPCWSTR OBJECT_CATEGORY_EQUALS;
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static LPCWSTR OBJECT_CLASS_EQUALS;
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public:
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//***************************************************************************
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//
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// CWBEMHelper::PutBSTRProperty
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//
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// Purpose: Puts a BSTR property
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//
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// Parameters:
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// pWbemClass : The WBEM class on which the property has to be put
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// strPropertyName : The name of the property to be put
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// strPropertyValue : The value of the property to be put
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// deallocatePropertyValue : whether to deallocate the parameter strPropertyValue before
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// the function returns
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//
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// Return Value: The COM value representing the return status
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//
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//***************************************************************************
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static HRESULT PutBSTRProperty(IWbemClassObject *pWbemClass,
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const BSTR strPropertyName,
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BSTR strPropertyValue,
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BOOLEAN deallocatePropertyValue = TRUE);
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//***************************************************************************
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//
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// CWBEMHelper::GetBSTRProperty
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//
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// Purpose: Gets a BSTR property
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//
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// Parameters:
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// pWbemClass : The WBEM class on which the property has to be gotten
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// strPropertyName : The name of the property to be gotten
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// pStrPropertyValue : The address where the value of the property to should be put
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//
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// Return Value: The COM value representing the return status. The user should delete the
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// string allocated when done
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//
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//***************************************************************************
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static HRESULT GetBSTRProperty(IWbemClassObject *pWbemClass,
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const BSTR strPropertyName,
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BSTR *pStrPropertyValue);
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//***************************************************************************
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//
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// CWBEMHelper::PutBSTRPropertyT
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//
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// Purpose: Puts a BSTR property
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//
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// Parameters:
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// pWbemClass : The WBEM class on which the property has to be put
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// strPropertyName : The name of the property to be put
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// lpszPropertyValue : The value of the property to be put
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// deallocatePropertyValue : whether to deallocate the parameter lpszPropertyValue before
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// the function returns
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//
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// Return Value: The COM value representing the return status
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//
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//***************************************************************************
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static HRESULT PutBSTRPropertyT(IWbemClassObject *pWbemClass,
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const BSTR strPropertyName,
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LPWSTR lpszPropertyValue,
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BOOLEAN deallocatePropertyValue = TRUE);
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//***************************************************************************
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//
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// CWBEMHelper::GetBSTRPropertyT
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//
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// Purpose: Gets a BSTR property
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//
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// Parameters:
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// pWbemClass : The WBEM class on which the property has to be put
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// strPropertyName : The name of the property to be put
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// lppszPropertyValue : The pointer to LPWSTR where the value of the property will be placed. The user should
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// delete this once he is done with it.
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//
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// Return Value: The COM value representing the return status
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//
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//***************************************************************************
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static HRESULT GetBSTRPropertyT(IWbemClassObject *pWbemClass,
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const BSTR strPropertyName,
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LPWSTR *lppszPropertyValue);
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//***************************************************************************
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//
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// CWBEMHelper::PutBSTRArrayProperty
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//
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// Purpose: Puts a BSTR Array property
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//
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// Parameters:
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// pWbemClass : The WBEM class on which the property has to be put
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// strPropertyName : The name of the property to be put
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// pStrPropertyValue : The array of BSTRS that have the values of the property to be put
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// lCount : The number of elements in the above array
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// deallocatePropertyValue : whether to deallocate the parameter strPropertyValue before
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// the function returns
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//
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// Return Value: The COM value representing the return status
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//
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//***************************************************************************
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static HRESULT PutBSTRArrayProperty(IWbemClassObject *pWbemClass,
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const BSTR strPropertyName,
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VARIANT *pVariant);
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//***************************************************************************
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//
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// CWBEMHelper::GetUint8ArrayProperty
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//
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// Purpose: Gets a VT_UI1 Array property
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//
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// Parameters:
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// pWbemClass : The WBEM class on which the property has to be gotten
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// strPropertyName : The name of the property
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// ppPropertyValuea : The address of a pointer to BYTE where an array of values will be places
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// plCount : The address where the count of elements will be placed
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//
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// Return Value: The COM value representing the return status. The user should deallocate the array
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// returned when done.
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//
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//***************************************************************************
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static HRESULT GetUint8ArrayProperty(IWbemClassObject *pWbemClass,
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const BSTR strPropertyName,
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LPBYTE *ppPropertyValues,
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ULONG *plCount);
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//***************************************************************************
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//
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// CWBEMHelper :: PutBOOLQualifier
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//
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// Purpose: Puts a BOOLEAN Qualifier
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//
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// Parameters:
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// pQualifierSet : The Qualifier set on which this qualifier has to be put
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// strQualifierName : The name of the qualifier to be put
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// bQualifierValue : The value of the qualifier to be put
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// lFlavour : The flavour of the qualifer
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//
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// Return Value: The COM value representing the return status
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//
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//***************************************************************************
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static HRESULT PutBOOLQualifier(IWbemQualifierSet *pQualifierSet,
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const BSTR strQualifierName,
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VARIANT_BOOL bQualifierValue,
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LONG lFlavour);
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//***************************************************************************
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//
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// CWBEMHelper :: GetBOOLQualifier
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//
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// Purpose: Gets a BOOLEAN Qualifier
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//
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// Parameters:
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// pQualifierSet : The Qualifier set on which this qualifier has to be put
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// strQualifierName : The name of the qualifier to get
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// bQualifierValue : The value of the qualifier to get
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// lFlavour : The flavour of the qualifer
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//
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// Return Value: The COM value representing the return status
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//
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//***************************************************************************
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static HRESULT GetBOOLQualifier(IWbemQualifierSet *pQualifierSet,
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const BSTR strQualifierName,
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VARIANT_BOOL *pbQualifierValue,
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LONG *plFlavour);
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//***************************************************************************
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//
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// CWBEMHelper :: PutI4Qualifier
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//
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// Purpose: Puts a VT_I4 Qualifier
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//
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// Parameters:
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// pQualifierSet : The Qualifier set on which this qualifier has to be put
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// strQualifierName : The name of the qualifier to be put
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// lQualifierValue : The value of the qualifier to be put
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// lFlavour : The flavour of the qualifer
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//
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// Return Value: The COM value representing the return status
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//
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//***************************************************************************
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static HRESULT PutI4Qualifier(IWbemQualifierSet *pQualifierSet,
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const BSTR strQualifierName,
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long lQualifierValue,
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LONG lFlavour);
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//***************************************************************************
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//
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// CWBEMHelper :: PutBSTRQualifier
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//
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// Purpose: Puts a BSTR Qualifier
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//
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// Parameters:
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// pQualifierSet : The Qualifier set on which this qualifier has to be put
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// strQualifierName : The name of the qualifier to be put
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// strQualifierValue : The value of the qualifier to be put
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// lFlavour : The flavour of the qualifer
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// deallocateQualifierValue : whether to deallocate the parameter strQualifierValue
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// before the function returns
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//
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// Return Value: The COM value representing the return status
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//
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//***************************************************************************
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static HRESULT PutBSTRQualifier(IWbemQualifierSet *pQualifierSet,
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const BSTR strQualifierName,
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BSTR strQualifierValue,
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LONG lFlavour,
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BOOLEAN deallocateQualifierValue = TRUE);
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//***************************************************************************
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//
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// CWBEMHelper :: GetBSTRQualifierT
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//
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// Purpose: Gets a BSTR Qualifier
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//
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// Parameters:
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// pQualifierSet : The Qualifier set on which this qualifier has to be put
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// strQualifierName : The name of the qualifier to be put
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// lppszQualifierValue : The address of the LPWSTR where the qualifier value will be put/
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// It is the duty of the caller to free this memory when done
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// plFlavour : The address where the qualifier flavor will be put. This is optional
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//
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// Return Value: The COM value representing the return status
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//
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//***************************************************************************
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static HRESULT GetBSTRQualifierT(IWbemQualifierSet *pQualifierSet,
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const BSTR strQualifierName,
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LPWSTR *lppszQualifierValue,
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LONG *plFlavour);
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//***************************************************************************
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//
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// CWBEMHelper :: PutLONGQualifier
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//
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// Purpose: Puts a LONG Qualifier
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//
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// Parameters:
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// pQualifierSet : The Qualifier set on which this qualifier has to be put
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// strQualifierName : The name of the qualifier to be put
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// lQualifierValue : The value of the qualifier to be put
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// lFlavour : The flavour of the qualifer
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//
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// Return Value: The COM value representing the return status
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//
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//***************************************************************************
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static HRESULT PutLONGQualifier(IWbemQualifierSet *pQualifierSet,
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const BSTR strQualifierName,
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LONG lQualifierValue,
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LONG lFlavour);
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//***************************************************************************
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//
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// CWBEMHelper :: PutUint8ArrayQualifier
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//
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// Purpose: Puts a Uint8 array Qualifier
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//
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// Parameters:
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// pQualifierSet : The Qualifier set on which this qualifier has to be put
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// strQualifierName : The name of the qualifier to be put
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// lpQualifierValue : The value of the qualifier to be put. An array of BYTEs
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// dwLenght : The number of elements in the above array
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// lFlavour : The flavour of the qualifer
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//
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// Return Value: The COM value representing the return status
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//
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//***************************************************************************
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static HRESULT PutUint8ArrayQualifier(IWbemQualifierSet *pQualifierSet,
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const BSTR strQualifierName,
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LPBYTE lpQualifierValue,
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DWORD dwLength,
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LONG lFlavour);
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//***************************************************************************
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//
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// CWBEMHelper::GetADSIPathFromObjectPath
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//
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// Purpose: Gets the ADSI Path from an object ref of a WBEM object
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//
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// Parameters :
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// pszObjectRef : The object ref to a WBEM instance
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//
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// Return Value : The ADSI Path in the key of the object ref. The user should delete this
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// when done
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//
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//***************************************************************************
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static LPWSTR GetADSIPathFromObjectPath(LPCWSTR pszObjectRef);
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//***************************************************************************
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//
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// CWBEMHelper::GetObjectRefFromADSIPath
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//
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// Purpose: Gets the object ref of a WBEM object from its ADSI path
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//
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// Parameters :
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// pszADSIPath : The ADSI path to an ADSI instance
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// pszWbemClassName : The WBEM class name of the instance
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//
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// Return Value : The WBEM object ref of the ADSI instance. The user should delete this
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// when done
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//
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//***************************************************************************
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static BSTR GetObjectRefFromADSIPath(LPCWSTR pszADSIPath, LPCWSTR pszWBEMClassName);
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static HRESULT FormulateInstanceQuery(IWbemServices *pServices, IWbemContext *pContext, BSTR strClass, IWbemClassObject *pWbemClass, LPWSTR pszObjectCategory, BSTR strClassQualifier, BSTR strCategoryQualifier);
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static HRESULT AddSingleCategory(LPWSTR pszObjectCategory, DWORD *pdwOutput, IWbemClassObject *pNextObject, BSTR strClassQualifier, BSTR strCategoryQualifier);
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static BOOLEAN IsPresentInBstrList(BSTR *pstrProperyNames, DWORD dwNumPropertyNames, BSTR strPropertyName);
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};
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#endif /* WBEM_HELPER_H */
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