Sweden-Number/dlls/wbemprox/qualifier.c

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/*
* Copyright 2013 Hans Leidekker for CodeWeavers
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
#define COBJMACROS
#include <stdarg.h>
#include "windef.h"
#include "winbase.h"
#include "objbase.h"
#include "wbemcli.h"
#include "wine/debug.h"
#include "wbemprox_private.h"
WINE_DEFAULT_DEBUG_CHANNEL(wbemprox);
struct qualifier_set
{
IWbemQualifierSet IWbemQualifierSet_iface;
LONG refs;
enum wbm_namespace ns;
WCHAR *class;
WCHAR *member;
};
static inline struct qualifier_set *impl_from_IWbemQualifierSet(
IWbemQualifierSet *iface )
{
return CONTAINING_RECORD(iface, struct qualifier_set, IWbemQualifierSet_iface);
}
static ULONG WINAPI qualifier_set_AddRef(
IWbemQualifierSet *iface )
{
struct qualifier_set *set = impl_from_IWbemQualifierSet( iface );
return InterlockedIncrement( &set->refs );
}
static ULONG WINAPI qualifier_set_Release(
IWbemQualifierSet *iface )
{
struct qualifier_set *set = impl_from_IWbemQualifierSet( iface );
LONG refs = InterlockedDecrement( &set->refs );
if (!refs)
{
TRACE("destroying %p\n", set);
heap_free( set->class );
heap_free( set->member );
heap_free( set );
}
return refs;
}
static HRESULT WINAPI qualifier_set_QueryInterface(
IWbemQualifierSet *iface,
REFIID riid,
void **ppvObject )
{
struct qualifier_set *set = impl_from_IWbemQualifierSet( iface );
TRACE("%p, %s, %p\n", set, debugstr_guid( riid ), ppvObject );
if ( IsEqualGUID( riid, &IID_IWbemQualifierSet ) ||
IsEqualGUID( riid, &IID_IUnknown ) )
{
*ppvObject = set;
}
else
{
FIXME("interface %s not implemented\n", debugstr_guid(riid));
return E_NOINTERFACE;
}
IWbemQualifierSet_AddRef( iface );
return S_OK;
}
static HRESULT create_qualifier_enum( enum wbm_namespace ns, const WCHAR *class, const WCHAR *member,
const WCHAR *name, IEnumWbemClassObject **iter )
{
static const WCHAR fmtW[] = L"SELECT * FROM __QUALIFIERS WHERE Class='%s' AND Member='%s' AND Name='%s'";
static const WCHAR fmt2W[] = L"SELECT * FROM __QUALIFIERS WHERE Class='%s' AND Member='%s'";
static const WCHAR fmt3W[] = L"SELECT * FROM __QUALIFIERS WHERE Class='%s'";
WCHAR *query;
HRESULT hr;
int len;
if (member && name)
{
len = lstrlenW( class ) + lstrlenW( member ) + lstrlenW( name ) + ARRAY_SIZE(fmtW);
if (!(query = heap_alloc( len * sizeof(WCHAR) ))) return E_OUTOFMEMORY;
swprintf( query, len, fmtW, class, member, name );
}
else if (member)
{
len = lstrlenW( class ) + lstrlenW( member ) + ARRAY_SIZE(fmt2W);
if (!(query = heap_alloc( len * sizeof(WCHAR) ))) return E_OUTOFMEMORY;
swprintf( query, len, fmt2W, class, member );
}
else
{
len = lstrlenW( class ) + ARRAY_SIZE(fmt3W);
if (!(query = heap_alloc( len * sizeof(WCHAR) ))) return E_OUTOFMEMORY;
swprintf( query, len, fmt3W, class );
}
hr = exec_query( ns, query, iter );
heap_free( query );
return hr;
}
static HRESULT get_qualifier_value( enum wbm_namespace ns, const WCHAR *class, const WCHAR *member, const WCHAR *name,
VARIANT *val, LONG *flavor )
{
IEnumWbemClassObject *iter;
IWbemClassObject *obj;
VARIANT var;
HRESULT hr;
hr = create_qualifier_enum( ns, class, member, name, &iter );
if (FAILED( hr )) return hr;
hr = create_class_object( ns, NULL, iter, 0, NULL, &obj );
IEnumWbemClassObject_Release( iter );
if (FAILED( hr )) return hr;
if (flavor)
{
hr = IWbemClassObject_Get( obj, L"Flavor", 0, &var, NULL, NULL );
if (hr != S_OK) goto done;
*flavor = V_I4( &var );
}
hr = IWbemClassObject_Get( obj, L"Type", 0, &var, NULL, NULL );
if (hr != S_OK) goto done;
switch (V_UI4( &var ))
{
case CIM_STRING:
hr = IWbemClassObject_Get( obj, L"StringValue", 0, val, NULL, NULL );
break;
case CIM_SINT32:
hr = IWbemClassObject_Get( obj, L"IntegerValue", 0, val, NULL, NULL );
break;
case CIM_BOOLEAN:
hr = IWbemClassObject_Get( obj, L"BoolValue", 0, val, NULL, NULL );
break;
default:
ERR("unhandled type %u\n", V_UI4( &var ));
break;
}
done:
IWbemClassObject_Release( obj );
return hr;
}
static HRESULT WINAPI qualifier_set_Get(
IWbemQualifierSet *iface,
LPCWSTR wszName,
LONG lFlags,
VARIANT *pVal,
LONG *plFlavor )
{
struct qualifier_set *set = impl_from_IWbemQualifierSet( iface );
TRACE("%p, %s, %08x, %p, %p\n", iface, debugstr_w(wszName), lFlags, pVal, plFlavor);
if (lFlags)
{
FIXME("flags %08x not supported\n", lFlags);
return E_NOTIMPL;
}
return get_qualifier_value( set->ns, set->class, set->member, wszName, pVal, plFlavor );
}
static HRESULT WINAPI qualifier_set_Put(
IWbemQualifierSet *iface,
LPCWSTR wszName,
VARIANT *pVal,
LONG lFlavor )
{
FIXME("%p, %s, %p, %d\n", iface, debugstr_w(wszName), pVal, lFlavor);
return E_NOTIMPL;
}
static HRESULT WINAPI qualifier_set_Delete(
IWbemQualifierSet *iface,
LPCWSTR wszName )
{
FIXME("%p, %s\n", iface, debugstr_w(wszName));
return E_NOTIMPL;
}
static HRESULT WINAPI qualifier_set_GetNames(
IWbemQualifierSet *iface,
LONG lFlags,
SAFEARRAY **pNames )
{
struct qualifier_set *set = impl_from_IWbemQualifierSet( iface );
IEnumWbemClassObject *iter;
IWbemClassObject *obj;
HRESULT hr;
TRACE("%p, %08x, %p\n", iface, lFlags, pNames);
if (lFlags)
{
FIXME("flags %08x not supported\n", lFlags);
return E_NOTIMPL;
}
hr = create_qualifier_enum( set->ns, set->class, set->member, NULL, &iter );
if (FAILED( hr )) return hr;
hr = create_class_object( set->ns, NULL, iter, 0, NULL, &obj );
IEnumWbemClassObject_Release( iter );
if (FAILED( hr )) return hr;
hr = IWbemClassObject_GetNames( obj, NULL, 0, NULL, pNames );
IWbemClassObject_Release( obj );
return hr;
}
static HRESULT WINAPI qualifier_set_BeginEnumeration(
IWbemQualifierSet *iface,
LONG lFlags )
{
FIXME("%p, %08x\n", iface, lFlags);
return E_NOTIMPL;
}
static HRESULT WINAPI qualifier_set_Next(
IWbemQualifierSet *iface,
LONG lFlags,
BSTR *pstrName,
VARIANT *pVal,
LONG *plFlavor )
{
FIXME("%p, %08x, %p, %p, %p\n", iface, lFlags, pstrName, pVal, plFlavor);
return E_NOTIMPL;
}
static HRESULT WINAPI qualifier_set_EndEnumeration(
IWbemQualifierSet *iface )
{
FIXME("%p\n", iface);
return E_NOTIMPL;
}
static const IWbemQualifierSetVtbl qualifier_set_vtbl =
{
qualifier_set_QueryInterface,
qualifier_set_AddRef,
qualifier_set_Release,
qualifier_set_Get,
qualifier_set_Put,
qualifier_set_Delete,
qualifier_set_GetNames,
qualifier_set_BeginEnumeration,
qualifier_set_Next,
qualifier_set_EndEnumeration
};
HRESULT WbemQualifierSet_create( enum wbm_namespace ns, const WCHAR *class, const WCHAR *member, LPVOID *ppObj )
{
struct qualifier_set *set;
TRACE("%p\n", ppObj);
if (!(set = heap_alloc( sizeof(*set) ))) return E_OUTOFMEMORY;
set->IWbemQualifierSet_iface.lpVtbl = &qualifier_set_vtbl;
if (!(set->class = heap_strdupW( class )))
{
heap_free( set );
return E_OUTOFMEMORY;
}
if (!member) set->member = NULL;
else if (!(set->member = heap_strdupW( member )))
{
heap_free( set->class );
heap_free( set );
return E_OUTOFMEMORY;
}
set->ns = ns;
set->refs = 1;
*ppObj = &set->IWbemQualifierSet_iface;
TRACE("returning iface %p\n", *ppObj);
return S_OK;
}