WERROR ConnectAndQuery(struct com_context* ctx,
const char *hostname,
const char *query,
struct IEnumWbemClassObject **pEnum)
{
uint32_t cnt = 5, ret;
WERROR result;
NTSTATUS status;
struct IWbemServices *pWS = NULL;
result = WBEM_ConnectServer(ctx,
hostname,
"root\\cimv2",
0, 0, 0, 0, 0, 0,
&pWS);
WERR_CHECK("Login to remote object.");
result = IWbemServices_ExecQuery(pWS,
ctx,
"WQL",
query,
WBEM_FLAG_RETURN_IMMEDIATELY |
WBEM_FLAG_ENSURE_LOCATABLE,
NULL,
pEnum);
WERR_CHECK("WMI query execute.");
result = IEnumWbemClassObject_Reset(*pEnum, ctx);
WERR_CHECK("Reset result of WMI query.");
error:
return result;
}
/* WBEM / WMI wrapper functions, to perform in-place conversion of WCHARs to
* BSTRs */
HRESULT STDMETHODCALLTYPE call_IWbemServices_ExecQuery(
IWbemServices *pSvc, LPCWSTR strQueryLanguage, LPCWSTR strQuery,
long lFlags, IWbemContext *pCtx, IEnumWbemClassObject **ppEnum)
{
BSTR bsQueryLanguage, bsQuery;
HRESULT hr;
bsQueryLanguage = BstrAlloc(strQueryLanguage);
bsQuery = BstrAlloc(strQuery);
hr = IWbemServices_ExecQuery(pSvc, bsQueryLanguage, bsQuery, lFlags,
pCtx, ppEnum);
BstrFree(bsQueryLanguage);
BstrFree(bsQuery);
return hr;
}
static HRESULT exec_query( IWbemServices *services, const WCHAR *str, IEnumWbemClassObject **result )
{
static const WCHAR captionW[] = {'C','a','p','t','i','o','n',0};
static const WCHAR descriptionW[] = {'D','e','s','c','r','i','p','t','i','o','n',0};
HRESULT hr;
IWbemClassObject *obj;
BSTR wql = SysAllocString( wqlW ), query = SysAllocString( str );
LONG flags = WBEM_FLAG_RETURN_IMMEDIATELY | WBEM_FLAG_FORWARD_ONLY;
ULONG count;
hr = IWbemServices_ExecQuery( services, wql, query, flags, NULL, result );
if (hr == S_OK)
{
trace("%s\n", wine_dbgstr_w(str));
for (;;)
{
VARIANT var;
IEnumWbemClassObject_Next( *result, WBEM_INFINITE, 1, &obj, &count );
if (!count) break;
if (IWbemClassObject_Get( obj, captionW, 0, &var, NULL, NULL ) == WBEM_S_NO_ERROR)
{
trace("caption: %s\n", wine_dbgstr_w(V_BSTR(&var)));
VariantClear( &var );
}
if (IWbemClassObject_Get( obj, descriptionW, 0, &var, NULL, NULL ) == WBEM_S_NO_ERROR)
{
trace("description: %s\n", wine_dbgstr_w(V_BSTR(&var)));
VariantClear( &var );
}
IWbemClassObject_Release( obj );
}
}
SysFreeString( wql );
SysFreeString( query );
return hr;
}
static void test_select( IWbemServices *services )
{
static const WCHAR emptyW[] = {0};
static const WCHAR sqlW[] = {'S','Q','L',0};
static const WCHAR query1[] =
{'S','E','L','E','C','T',' ','H','O','T','F','I','X','I','D',' ','F','R','O','M',' ',
'W','i','n','3','2','_','Q','u','i','c','k','F','i','x','E','n','g','i','n','e','e','r','i','n','g',0};
static const WCHAR query2[] =
{'S','E','L','E','C','T',' ','*',' ','F','R','O','M',' ','W','i','n','3','2','_','B','I','O','S',0};
static const WCHAR query3[] =
{'S','E','L','E','C','T',' ','*',' ','F','R','O','M',' ','W','i','n','3','2','_',
'L','o','g','i','c','a','l','D','i','s','k',' ','W','H','E','R','E',' ',
'\"','N','T','F','S','\"',' ','=',' ','F','i','l','e','S','y','s','t','e','m',0};
static const WCHAR query4[] =
{'S','E','L','E','C','T',' ','a',' ','F','R','O','M',' ','b',0};
static const WCHAR query5[] =
{'S','E','L','E','C','T',' ','a',' ','F','R','O','M',' ','W','i','n','3','2','_','B','i','o','s',0};
static const WCHAR query6[] =
{'S','E','L','E','C','T',' ','D','e','s','c','r','i','p','t','i','o','n',' ','F','R','O','M',' ',
'W','i','n','3','2','_','B','i','o','s',0};
static const WCHAR query7[] =
{'S','E','L','E','C','T',' ','*',' ','F','R','O','M',' ','W','i','n','3','2','_',
'P','r','o','c','e','s','s',' ','W','H','E','R','E',' ','C','a','p','t','i','o','n',' ',
'L','I','K','E',' ','\'','%','%','R','E','G','E','D','I','T','%','\'',0};
static const WCHAR query8[] =
{'S','E','L','E','C','T',' ','*',' ','F','R','O','M',' ','W','i','n','3','2','_',
'D','i','s','k','D','r','i','v','e',' ','W','H','E','R','E',' ','D','e','v','i','c','e','I','D','=',
'\"','\\','\\','\\','\\','.','\\','\\','P','H','Y','S','I','C','A','L','D','R','I','V','E','0','\"',0};
static const WCHAR *test[] = { query1, query2, query3, query4, query5, query6, query7, query8 };
HRESULT hr;
IEnumWbemClassObject *result;
BSTR wql = SysAllocString( wqlW );
BSTR sql = SysAllocString( sqlW );
BSTR query = SysAllocString( query1 );
UINT i;
hr = IWbemServices_ExecQuery( services, NULL, NULL, 0, NULL, &result );
ok( hr == WBEM_E_INVALID_PARAMETER, "query failed %08x\n", hr );
hr = IWbemServices_ExecQuery( services, NULL, query, 0, NULL, &result );
ok( hr == WBEM_E_INVALID_PARAMETER, "query failed %08x\n", hr );
hr = IWbemServices_ExecQuery( services, wql, NULL, 0, NULL, &result );
ok( hr == WBEM_E_INVALID_PARAMETER, "query failed %08x\n", hr );
hr = IWbemServices_ExecQuery( services, sql, query, 0, NULL, &result );
ok( hr == WBEM_E_INVALID_QUERY_TYPE, "query failed %08x\n", hr );
hr = IWbemServices_ExecQuery( services, sql, NULL, 0, NULL, &result );
ok( hr == WBEM_E_INVALID_PARAMETER, "query failed %08x\n", hr );
SysFreeString( query );
query = SysAllocString( emptyW );
hr = IWbemServices_ExecQuery( services, wql, query, 0, NULL, &result );
ok( hr == WBEM_E_INVALID_PARAMETER, "query failed %08x\n", hr );
for (i = 0; i < sizeof(test)/sizeof(test[0]); i++)
{
hr = exec_query( services, test[i], &result );
ok( hr == S_OK, "query %u failed: %08x\n", i, hr );
if (result) IEnumWbemClassObject_Release( result );
}
SysFreeString( wql );
SysFreeString( sql );
SysFreeString( query );
}
