2025-04-27 07:49:33 -04:00

160 lines
3.9 KiB
C++

/*++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
Microsoft Windows
Copyright (C) Microsoft Corporation, 1995 - 1999.
File: Attribute.h
Content: Declaration of CAttribute.
History: 11-15-99 dsie created
------------------------------------------------------------------------------*/
#ifndef __ATTRIBUTE_H_
#define __ATTRIBUTE_H_
#include "resource.h" // main symbols
#include "Error.h"
#include "Lock.h"
////////////////////////////////////////////////////////////////////////////////
//
// Exported functions.
//
/*++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
Function : CreateAttributebject
Synopsis : Create an IAttribute object and initialize the object with data
from the specified attribute.
Parameter: CRYPT_ATTRIBUTE * pAttribute - Pointer to CRYPT_ATTRIBUTE.
IAttribute ** ppIAttribute - Pointer to pointer IAttribute object.
Remark :
------------------------------------------------------------------------------*/
HRESULT CreateAttributeObject (CRYPT_ATTRIBUTE * pAttribute,
IAttribute ** ppIAttribute);
/*++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
Function : AttributeIsValid
Synopsis : Check to see if an attribute is valid.
Parameter: IAttribute * pVal - Attribute to be checked.
Remark :
------------------------------------------------------------------------------*/
HRESULT AttributeIsValid (IAttribute * pAttribute);
/*++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
Function : AttributeIsSupported
Synopsis : Check to see if an attribute is supported.
Parameter: LPSTR pszObjID - Pointer to attribute OID.
Remark :
------------------------------------------------------------------------------*/
BOOL AttributeIsSupported (LPSTR pszObjId);
///////////////////////////////////////////////////////////////////////////////
//
// CAttribute
//
class ATL_NO_VTABLE CAttribute :
public CComObjectRootEx<CComMultiThreadModel>,
public CComCoClass<CAttribute, &CLSID_Attribute>,
public ICAPICOMError<CAttribute, &IID_IAttribute>,
public IDispatchImpl<IAttribute, &IID_IAttribute, &LIBID_CAPICOM>
{
public:
CAttribute()
{
m_pUnkMarshaler = NULL;
}
DECLARE_REGISTRY_RESOURCEID(IDR_ATTRIBUTE)
DECLARE_GET_CONTROLLING_UNKNOWN()
DECLARE_PROTECT_FINAL_CONSTRUCT()
BEGIN_COM_MAP(CAttribute)
COM_INTERFACE_ENTRY(IAttribute)
COM_INTERFACE_ENTRY(IDispatch)
COM_INTERFACE_ENTRY(ISupportErrorInfo)
COM_INTERFACE_ENTRY_AGGREGATE(IID_IMarshal, m_pUnkMarshaler.p)
END_COM_MAP()
HRESULT FinalConstruct()
{
HRESULT hr;
if (FAILED(hr = m_Lock.Initialized()))
{
DebugTrace("Error [%#x]: Critical section could not be created for Attribute object.\n", hr);
return hr;
}
m_bInitialized = FALSE;
return CoCreateFreeThreadedMarshaler(
GetControllingUnknown(), &m_pUnkMarshaler.p);
}
void FinalRelease()
{
m_pUnkMarshaler.Release();
}
CComPtr<IUnknown> m_pUnkMarshaler;
//
// IAttribute
//
public:
STDMETHOD(get_Value)
(/*[out, retval]*/ VARIANT *pVal);
STDMETHOD(put_Value)
(/*[in]*/ VARIANT newVal);
STDMETHOD(get_Name)
(/*[out, retval]*/ CAPICOM_ATTRIBUTE *pVal);
STDMETHOD(put_Name)
(/*[in]*/ CAPICOM_ATTRIBUTE newVal);
//
// C++ member function needed to initialize the object.
//
STDMETHOD(Init)
(CAPICOM_ATTRIBUTE AttributeName,
LPSTR lpszOID,
VARIANT varValue);
private:
CLock m_Lock;
BOOL m_bInitialized;
CAPICOM_ATTRIBUTE m_AttrName;
CComBSTR m_bstrOID;
CComVariant m_varValue;
};
#endif //__ATTRIBUTE_H_