windows-nt/Source/XPSP1/NT/admin/wmi/wbem/scripting/refresher.h
2020-09-26 16:20:57 +08:00

548 lines
13 KiB
C++

//***************************************************************************
//
// Copyright (c) 2000 Microsoft Corporation
//
// refresher.h
//
// alanbos 02-Feb-00 Created.
//
// Refresher helper implementation.
//
//***************************************************************************
#ifndef _REFRESHER_H_
#define _REFRESHER_H_
//***************************************************************************
//
// CLASS NAME:
//
// CSWbemRefreshableItem
//
// DESCRIPTION:
//
// Implements the ISWbemRefreshableItem interface.
//
//***************************************************************************
class CSWbemRefreshableItem : public ISWbemRefreshableItem,
public ISupportErrorInfo,
public IProvideClassInfo
{
private:
CDispatchHelp m_Dispatch;
ISWbemRefresher *m_pISWbemRefresher;
long m_iIndex;
VARIANT_BOOL m_bIsSet;
ISWbemObjectEx *m_pISWbemObjectEx;
ISWbemObjectSet *m_pISWbemObjectSet;
protected:
long m_cRef; //Object reference count
public:
CSWbemRefreshableItem(ISWbemRefresher *pRefresher, long iIndex,
IDispatch *pServices,
IWbemClassObject *pObject,
IWbemHiPerfEnum *pObjectSet);
virtual ~CSWbemRefreshableItem(void);
//Non-delegating object IUnknown
STDMETHODIMP QueryInterface(REFIID, LPVOID*);
STDMETHODIMP_(ULONG) AddRef(void);
STDMETHODIMP_(ULONG) Release(void);
// IDispatch
STDMETHODIMP GetTypeInfoCount(UINT* pctinfo)
{return m_Dispatch.GetTypeInfoCount(pctinfo);}
STDMETHODIMP GetTypeInfo(UINT itinfo, LCID lcid, ITypeInfo** pptinfo)
{return m_Dispatch.GetTypeInfo(itinfo, lcid, pptinfo);}
STDMETHODIMP GetIDsOfNames(REFIID riid, OLECHAR** rgszNames,
UINT cNames, LCID lcid, DISPID* rgdispid)
{return m_Dispatch.GetIDsOfNames(riid, rgszNames, cNames,
lcid,
rgdispid);}
STDMETHODIMP Invoke(DISPID dispidMember, REFIID riid, LCID lcid,
WORD wFlags, DISPPARAMS* pdispparams, VARIANT* pvarResult,
EXCEPINFO* pexcepinfo, UINT* puArgErr)
{return m_Dispatch.Invoke(dispidMember, riid, lcid, wFlags,
pdispparams, pvarResult, pexcepinfo, puArgErr);}
// ISWbemRefreshableItem methods
HRESULT STDMETHODCALLTYPE get_Index (
/*[out, retval]*/ long *iIndex
)
{
ResetLastErrors ();
*iIndex = m_iIndex;
return WBEM_S_NO_ERROR;
}
HRESULT STDMETHODCALLTYPE get_Refresher (
/*[out, retval]*/ ISWbemRefresher **objWbemRefresher
)
{
ResetLastErrors ();
*objWbemRefresher = m_pISWbemRefresher;
if (m_pISWbemRefresher)
m_pISWbemRefresher->AddRef();
return WBEM_S_NO_ERROR;
}
HRESULT STDMETHODCALLTYPE get_IsSet (
/*[out, retval]*/ VARIANT_BOOL *bIsSet
)
{
ResetLastErrors ();
*bIsSet = m_bIsSet;
return WBEM_S_NO_ERROR;
}
HRESULT STDMETHODCALLTYPE get_Object (
/*[out, retval]*/ ISWbemObjectEx **objWbemObject
)
{
ResetLastErrors ();
*objWbemObject = m_pISWbemObjectEx;
if (*objWbemObject)
(*objWbemObject)->AddRef ();
return WBEM_S_NO_ERROR;
}
HRESULT STDMETHODCALLTYPE get_ObjectSet (
/*[out, retval]*/ ISWbemObjectSet **objWbemObjectSet
)
{
ResetLastErrors ();
*objWbemObjectSet = m_pISWbemObjectSet;
if (*objWbemObjectSet)
(*objWbemObjectSet)->AddRef ();
return WBEM_S_NO_ERROR;
}
HRESULT STDMETHODCALLTYPE Remove (
/*[in, optional, defaultvalue(0)]*/ long iFlags
)
{
HRESULT hr = WBEM_E_FAILED;
ResetLastErrors ();
if (m_pISWbemRefresher)
hr = m_pISWbemRefresher->Remove (m_iIndex, 0);
if (FAILED(hr))
m_Dispatch.RaiseException (hr);
return hr;
}
// ISupportErrorInfo methods
HRESULT STDMETHODCALLTYPE InterfaceSupportsErrorInfo
(
/* [in] */ REFIID riid
)
{
return (IID_ISWbemRefreshableItem == riid) ? S_OK : S_FALSE;
}
// IProvideClassInfo methods
HRESULT STDMETHODCALLTYPE GetClassInfo
(
/* [in] */ ITypeInfo **ppTI
)
{
return m_Dispatch.GetClassInfo (ppTI);
}
// Other methods
void UnhookRefresher ()
{
if (m_pISWbemRefresher)
m_pISWbemRefresher = NULL;
}
};
typedef map<long, CSWbemRefreshableItem*, less<long> > RefreshableItemMap;
//***************************************************************************
//
// CLASS NAME:
//
// CSWbemRefresher
//
// DESCRIPTION:
//
// Implements the ISWbemRefresher interface.
//
//***************************************************************************
class CEnumRefresher;
class CSWbemRefresher : public ISWbemRefresher,
public IObjectSafety,
public ISupportErrorInfo,
public IProvideClassInfo
{
friend CEnumRefresher;
private:
CDispatchHelp m_Dispatch;
long m_iCount;
VARIANT_BOOL m_bAutoReconnect;
IWbemConfigureRefresher *m_pIWbemConfigureRefresher;
IWbemRefresher *m_pIWbemRefresher;
RefreshableItemMap m_ObjectMap;
void CreateRefresher ();
void EraseItem (RefreshableItemMap::iterator iterator);
protected:
long m_cRef; //Object reference count
public:
CSWbemRefresher(void);
virtual ~CSWbemRefresher(void);
//Non-delegating object IUnknown
STDMETHODIMP QueryInterface(REFIID, LPVOID*);
STDMETHODIMP_(ULONG) AddRef(void);
STDMETHODIMP_(ULONG) Release(void);
// IDispatch
STDMETHODIMP GetTypeInfoCount(UINT* pctinfo)
{return m_Dispatch.GetTypeInfoCount(pctinfo);}
STDMETHODIMP GetTypeInfo(UINT itinfo, LCID lcid, ITypeInfo** pptinfo)
{return m_Dispatch.GetTypeInfo(itinfo, lcid, pptinfo);}
STDMETHODIMP GetIDsOfNames(REFIID riid, OLECHAR** rgszNames,
UINT cNames, LCID lcid, DISPID* rgdispid)
{return m_Dispatch.GetIDsOfNames(riid, rgszNames, cNames,
lcid,
rgdispid);}
STDMETHODIMP Invoke(DISPID dispidMember, REFIID riid, LCID lcid,
WORD wFlags, DISPPARAMS* pdispparams, VARIANT* pvarResult,
EXCEPINFO* pexcepinfo, UINT* puArgErr)
{return m_Dispatch.Invoke(dispidMember, riid, lcid, wFlags,
pdispparams, pvarResult, pexcepinfo, puArgErr);}
// ISWbemRefresher methods
HRESULT STDMETHODCALLTYPE get__NewEnum (
/*[out, retval]*/ IUnknown **pUnk
);
HRESULT STDMETHODCALLTYPE Item (
/*[in]*/ long iIndex,
/*[out, retval]*/ ISWbemRefreshableItem **objWbemRefreshableItem
);
HRESULT STDMETHODCALLTYPE get_Count (
/*[out, retval]*/ long *iCount
);
HRESULT STDMETHODCALLTYPE Add (
/*[in]*/ ISWbemServicesEx *objWbemServices,
/*[in]*/ BSTR bsInstancePath,
/*[in, optional, defaultvalue(0)]*/ long iFlags,
/*[in, optional, defaultvalue(0)]*/ /*ISWbemNamedValueSet*/ IDispatch *objWbemNamedValueSet,
/*[out, retval]*/ ISWbemRefreshableItem **objWbemRefreshableItem
);
HRESULT STDMETHODCALLTYPE AddEnum (
/*[in]*/ ISWbemServicesEx *objWbemServices,
/*[in]*/ BSTR bsClassName,
/*[in, optional, defaultvalue(0)]*/ long iFlags,
/*[in, optional, defaultvalue(0)]*/ /*ISWbemNamedValueSet*/ IDispatch *objWbemNamedValueSet,
/*[out, retval]*/ ISWbemRefreshableItem **objWbemRefreshableItem
);
HRESULT STDMETHODCALLTYPE Remove (
/*[in]*/ long iIndex,
/*[in, optional, defaultvalue(0)]*/ long iFlags
);
HRESULT STDMETHODCALLTYPE Refresh (
/*[in, optional, defaultvalue(0)]*/ long iFlags
);
HRESULT STDMETHODCALLTYPE get_AutoReconnect (
/*[out, retval]*/ VARIANT_BOOL *bAutoReconnect
)
{
ResetLastErrors ();
*bAutoReconnect = m_bAutoReconnect;
return WBEM_S_NO_ERROR;
}
HRESULT STDMETHODCALLTYPE put_AutoReconnect (
/*[in]*/ VARIANT_BOOL bAutoReconnect
)
{
ResetLastErrors ();
m_bAutoReconnect = bAutoReconnect;
return WBEM_S_NO_ERROR;
}
HRESULT STDMETHODCALLTYPE DeleteAll (
);
// IObjectSafety methods
HRESULT STDMETHODCALLTYPE SetInterfaceSafetyOptions
(
/* [in] */ REFIID riid,
/* [in] */ DWORD dwOptionSetMask,
/* [in] */ DWORD dwEnabledOptions
)
{
return (dwOptionSetMask & dwEnabledOptions) ? E_FAIL : S_OK;
}
HRESULT STDMETHODCALLTYPE GetInterfaceSafetyOptions(
/* [in] */ REFIID riid,
/* [out] */ DWORD __RPC_FAR *pdwSupportedOptions,
/* [out] */ DWORD __RPC_FAR *pdwEnabledOptions
)
{
if (pdwSupportedOptions) *pdwSupportedOptions = 0;
if (pdwEnabledOptions) *pdwEnabledOptions = 0;
return S_OK;
}
// ISupportErrorInfo methods
HRESULT STDMETHODCALLTYPE InterfaceSupportsErrorInfo
(
/* [in] */ REFIID riid
)
{
return (IID_ISWbemRefresher == riid) ? S_OK : S_FALSE;
}
// IProvideClassInfo methods
HRESULT STDMETHODCALLTYPE GetClassInfo
(
/* [in] */ ITypeInfo **ppTI
)
{
return m_Dispatch.GetClassInfo (ppTI);
}
};
//***************************************************************************
//
// CLASS NAME:
//
// CEnumRefresher
//
// DESCRIPTION:
//
// Implements the IEnumVARIANT interface for ISWbemRefresher
//
//***************************************************************************
class CEnumRefresher : public IEnumVARIANT
{
private:
long m_cRef;
CSWbemRefresher *m_pCSWbemRefresher;
RefreshableItemMap::iterator m_Iterator;
public:
CEnumRefresher (CSWbemRefresher *pCSWbemRefresher);
CEnumRefresher (CSWbemRefresher *pCSWbemRefresher,
RefreshableItemMap::iterator iterator);
virtual ~CEnumRefresher (void);
// Non-delegating object IUnknown
STDMETHODIMP QueryInterface(REFIID, LPVOID*);
STDMETHODIMP_(ULONG) AddRef(void);
STDMETHODIMP_(ULONG) Release(void);
// IEnumVARIANT
STDMETHODIMP Next(
unsigned long celt,
VARIANT FAR* rgvar,
unsigned long FAR* pceltFetched
);
STDMETHODIMP Skip(
unsigned long celt
);
STDMETHODIMP Reset();
STDMETHODIMP Clone(
IEnumVARIANT **ppenum
);
};
//***************************************************************************
//
// CLASS NAME:
//
// CSWbemHiPerfObjectSet
//
// DESCRIPTION:
//
// Implements the ISWbemObjectSet interface for IWbemHiPerfEnum
//
//***************************************************************************
class CSWbemHiPerfObjectSet : public ISWbemObjectSet,
public ISupportErrorInfo,
public IProvideClassInfo
{
private:
CSWbemServices *m_pSWbemServices;
CDispatchHelp m_Dispatch;
CSWbemSecurity *m_SecurityInfo;
IWbemHiPerfEnum *m_pIWbemHiPerfEnum;
protected:
long m_cRef; //Object reference count
public:
CSWbemHiPerfObjectSet(CSWbemServices *pService, IWbemHiPerfEnum *pIWbemHiPerfEnum);
~CSWbemHiPerfObjectSet(void);
//Non-delegating object IUnknown
STDMETHODIMP QueryInterface(REFIID, LPVOID*);
STDMETHODIMP_(ULONG) AddRef(void);
STDMETHODIMP_(ULONG) Release(void);
// IDispatch
STDMETHODIMP GetTypeInfoCount(UINT* pctinfo)
{return m_Dispatch.GetTypeInfoCount(pctinfo);}
STDMETHODIMP GetTypeInfo(UINT itinfo, LCID lcid, ITypeInfo** pptinfo)
{return m_Dispatch.GetTypeInfo(itinfo, lcid, pptinfo);}
STDMETHODIMP GetIDsOfNames(REFIID riid, OLECHAR** rgszNames,
UINT cNames, LCID lcid, DISPID* rgdispid)
{return m_Dispatch.GetIDsOfNames(riid, rgszNames, cNames,
lcid,
rgdispid);}
STDMETHODIMP Invoke(DISPID dispidMember, REFIID riid, LCID lcid,
WORD wFlags, DISPPARAMS* pdispparams, VARIANT* pvarResult,
EXCEPINFO* pexcepinfo, UINT* puArgErr)
{return m_Dispatch.Invoke(dispidMember, riid, lcid, wFlags,
pdispparams, pvarResult, pexcepinfo, puArgErr);}
// Collection methods
HRESULT STDMETHODCALLTYPE get__NewEnum
(
/*[out]*/ IUnknown **ppUnk
);
HRESULT STDMETHODCALLTYPE get_Count
(
/*[out]*/ long *plCount
);
HRESULT STDMETHODCALLTYPE Item
(
/*[in]*/ BSTR objectPath,
/*[in]*/ long lFlags,
/*[out]*/ ISWbemObject **ppObject
);
HRESULT STDMETHODCALLTYPE get_Security_
(
/* [in] */ ISWbemSecurity **ppSecurity
);
// ISupportErrorInfo methods
HRESULT STDMETHODCALLTYPE InterfaceSupportsErrorInfo
(
/* [in] */ REFIID riid
)
{
return (IID_ISWbemObjectSet == riid) ? S_OK : S_FALSE;
}
// IProvideClassInfo methods
HRESULT STDMETHODCALLTYPE GetClassInfo
(
/* [in] */ ITypeInfo **ppTI
)
{
return m_Dispatch.GetClassInfo (ppTI);
}
// Other methods
IWbemObjectAccess **ReadObjects (
unsigned long & iCount
);
// Other methods
CSWbemServices *GetSWbemServices ()
{
return m_pSWbemServices;
}
};
//***************************************************************************
//
// CLASS NAME:
//
// CEnumVarHiPerf
//
// DESCRIPTION:
//
// Implements the IEnumVARIANT interface for IWbemHiPerfEnum
//
//***************************************************************************
class CEnumVarHiPerf : public IEnumVARIANT
{
private:
long m_cRef;
unsigned long m_iCount;
unsigned long m_iPos;
IWbemObjectAccess **m_ppIWbemObjectAccess;
CSWbemHiPerfObjectSet *m_pCSWbemHiPerfObjectSet;
public:
CEnumVarHiPerf (CSWbemHiPerfObjectSet *pCSWbemHiPerfObjectSet);
virtual ~CEnumVarHiPerf (void);
// Non-delegating object IUnknown
STDMETHODIMP QueryInterface(REFIID, LPVOID*);
STDMETHODIMP_(ULONG) AddRef(void);
STDMETHODIMP_(ULONG) Release(void);
// IEnumVARIANT
STDMETHODIMP Next(
unsigned long celt,
VARIANT FAR* rgvar,
unsigned long FAR* pceltFetched
);
STDMETHODIMP Skip(
unsigned long celt
);
STDMETHODIMP Reset()
{
m_iPos = 0;
SetWbemError (m_pCSWbemHiPerfObjectSet->GetSWbemServices ());
return WBEM_S_NO_ERROR;
}
STDMETHODIMP Clone(
IEnumVARIANT **ppenum
);
};
#endif // _REFRESHER_H