Active Directory Domain Services内のオブジェクトのACLを列挙するコード例

次のコード例を使用すると、Active Directory Domain Services内のオブジェクトのアクセス制御リスト (ACL) を列挙できます。

次のコード例は、オブジェクトのトラスティを列挙する関数を示しています。

//*******************************************************************
//
//  EnumTrustees()
//
//*******************************************************************

HRESULT EnumTrustees(IADsAccessControlList *pACL)
{
    if(NULL == pACL)
    {
        return E_INVALIDARG;
    }

    HRESULT hr;
    IUnknown *pUnk;

    /*
    Get the enumerator from the access control list.
    */
    hr = pACL->get__NewEnum(&pUnk);
    if(SUCCEEDED(hr))
    {
        IEnumVARIANT *pEnum;
        
        hr = pUnk->QueryInterface(IID_IEnumVARIANT, (LPVOID*)&pEnum);
        if(SUCCEEDED(hr))
        {
            VARIANT var;
            ULONG ulFetched;
            
            wprintf(L"Trustees:\n");
            
            VariantInit(&var);

            /*
            Enumerate the access control entries 
            in the access control list.
            */
            while( SUCCEEDED(hr = pEnum->Next(1, &var, &ulFetched)) 
                   && (ulFetched > 0) )
            {
                IADsAccessControlEntry *pACE;
                
                /*
                Get the access control entry.
                */
                hr = V_DISPATCH(&var)->QueryInterface(IID_IADsAccessControlEntry, 
                                                      (LPVOID*)&pACE);
                if(SUCCEEDED(hr))
                {
                    CComBSTR sbstrTrustee;

                    /*
                    Get the Trustee for this ACE and print
                    it to the console window.
                    */
                    hr = pACE->get_Trustee(&sbstrTrustee);
                    if(SUCCEEDED(hr))
                    {
                        wprintf(L"\t");
                        wprintf(sbstrTrustee);
                        wprintf(L"\n");
                    }
                    
                    pACE->Release();
                }
                
                VariantClear(&var);
            }
            
            pEnum->Release();
        }

        pUnk->Release();
    }

    return hr;
}

//*******************************************************************
//
//  EnumAccessInfo()
//
//*******************************************************************

HRESULT EnumAccessInfo(IADs *pads)
{
    if(NULL == pads)
    {
        return E_INVALIDARG;
    }
    
    HRESULT hr;
    VARIANT var;

    // Get the ntSecurityDescriptor attribute
    VariantInit(&var);
    hr = pads->Get(CComBSTR("ntSecurityDescriptor"), &var);
    if(SUCCEEDED(hr))
    {
        if(VT_DISPATCH == var.vt)
        {
            /*
            Get the security descriptor from the
            ntSecurityDescriptor attribute.
            */
            IADsSecurityDescriptor *pSD;
            hr = V_DISPATCH(&var)->QueryInterface(IID_IADsSecurityDescriptor,
                                                  (LPVOID*)&pSD);
            if(SUCCEEDED(hr))
            {
                IDispatch *pDisp;

                /*
                Get the DACL from the security descriptor.
                */
                hr = pSD->get_DiscretionaryAcl(&pDisp);
                if(SUCCEEDED(hr))
                {
                    IADsAccessControlList *pACL;

                    hr = pDisp->QueryInterface(IID_IADsAccessControlList, 
                                               (LPVOID*)&pACL);
                    if(SUCCEEDED(hr))
                    {
                        /*
                        Enumerate the trustees of this ACL.
                        */
                        hr = EnumTrustees(pACL);
                        
                        pACL->Release();
                    }
                    
                    pDisp->Release();
                }
                
                pSD->Release();
            }
        }

        VariantClear(&var);
    }

    return hr;
}

次のコード例は、オブジェクトのトラスティを列挙する関数を示しています。

Private Sub EnumAccessInfo(ByVal oObject As IADs)
    Dim SecDesc As SecurityDescriptor
    Dim Dacl As AccessControlList
    
    On Error GoTo CleanUp
    
    ' Get the security descriptor for the object.
    Set SecDesc = oObject.Get("ntSecurityDescriptor")
    
    ' Get the DACL for the object.
    Set Dacl = SecDesc.DiscretionaryAcl
    
    Debug.Print "Trustees:"

    ' Enumerate the ACEs in the DACL, printing the Trustee for each.
    For Each oACE In Dacl
        Debug.Print vbTab + oACE.Trustee
    Next
    
CleanUp:
    Set SecDesc = Nothing
    Set Dacl = Nothing
End Sub