Sweden-Number/dlls/msado15/main.c

197 lines
5.1 KiB
C

/*
* Copyright 2019 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
*/
#include <stdarg.h>
#include "windef.h"
#include "winbase.h"
#define COBJMACROS
#include "objbase.h"
#include "rpcproxy.h"
#include "msdasc.h"
#include "msado15_backcompat.h"
#include "wine/debug.h"
#include "wine/heap.h"
#include "msado15_private.h"
WINE_DEFAULT_DEBUG_CHANNEL(msado15);
typedef HRESULT (*fnCreateInstance)( void **obj );
struct msadocf
{
IClassFactory IClassFactory_iface;
fnCreateInstance pfnCreateInstance;
};
static inline struct msadocf *impl_from_IClassFactory( IClassFactory *iface )
{
return CONTAINING_RECORD( iface, struct msadocf, IClassFactory_iface );
}
static HRESULT WINAPI msadocf_QueryInterface( IClassFactory *iface, REFIID riid, void **obj )
{
if (IsEqualGUID( riid, &IID_IUnknown ) || IsEqualGUID( riid, &IID_IClassFactory ))
{
IClassFactory_AddRef( iface );
*obj = iface;
return S_OK;
}
FIXME( "interface %s not implemented\n", debugstr_guid(riid) );
return E_NOINTERFACE;
}
static ULONG WINAPI msadocf_AddRef( IClassFactory *iface )
{
return 2;
}
static ULONG WINAPI msadocf_Release( IClassFactory *iface )
{
return 1;
}
static HRESULT WINAPI msadocf_CreateInstance( IClassFactory *iface, LPUNKNOWN outer, REFIID riid, void **obj )
{
struct msadocf *cf = impl_from_IClassFactory( iface );
IUnknown *unknown;
HRESULT hr;
TRACE( "%p, %s, %p\n", outer, debugstr_guid(riid), obj );
*obj = NULL;
if (outer)
return CLASS_E_NOAGGREGATION;
hr = cf->pfnCreateInstance( (void **)&unknown );
if (FAILED(hr))
return hr;
hr = IUnknown_QueryInterface( unknown, riid, obj );
IUnknown_Release( unknown );
return hr;
}
static HRESULT WINAPI msadocf_LockServer( IClassFactory *iface, BOOL dolock )
{
FIXME( "%p, %d\n", iface, dolock );
return S_OK;
}
static const struct IClassFactoryVtbl msadocf_vtbl =
{
msadocf_QueryInterface,
msadocf_AddRef,
msadocf_Release,
msadocf_CreateInstance,
msadocf_LockServer
};
static struct msadocf command_cf = { { &msadocf_vtbl }, Command_create };
static struct msadocf connection_cf = { { &msadocf_vtbl }, Connection_create };
static struct msadocf recordset_cf = { { &msadocf_vtbl }, Recordset_create };
static struct msadocf stream_cf = { { &msadocf_vtbl }, Stream_create };
/***********************************************************************
* DllGetClassObject
*/
HRESULT WINAPI DllGetClassObject( REFCLSID clsid, REFIID iid, void **obj )
{
IClassFactory *cf = NULL;
TRACE( "%s, %s, %p\n", debugstr_guid(clsid), debugstr_guid(iid), obj );
if (IsEqualGUID( clsid, &CLSID_Connection ))
{
cf = &connection_cf.IClassFactory_iface;
}
else if (IsEqualGUID( clsid, &CLSID_Recordset ))
{
cf = &recordset_cf.IClassFactory_iface;
}
else if (IsEqualGUID( clsid, &CLSID_Stream ))
{
cf = &stream_cf.IClassFactory_iface;
}
else if (IsEqualGUID( clsid, &CLSID_Command ))
{
cf = &command_cf.IClassFactory_iface;
}
if (!cf) return CLASS_E_CLASSNOTAVAILABLE;
return IClassFactory_QueryInterface( cf, iid, obj );
}
static ITypeLib *typelib;
static ITypeInfo *typeinfos[LAST_tid];
static REFIID tid_ids[] = {
&IID_ADORecordsetConstruction,
&IID__Command,
&IID__Connection,
&IID_Field,
&IID_Fields,
&IID_Properties,
&IID__Recordset,
&IID__Stream,
};
static HRESULT load_typelib(void)
{
HRESULT hres;
ITypeLib *tl;
if(typelib)
return S_OK;
hres = LoadRegTypeLib(&LIBID_ADODB, 1, 0, LOCALE_SYSTEM_DEFAULT, &tl);
if(FAILED(hres)) {
ERR("LoadRegTypeLib failed: %08x\n", hres);
return hres;
}
if(InterlockedCompareExchangePointer((void**)&typelib, tl, NULL))
ITypeLib_Release(tl);
return hres;
}
HRESULT get_typeinfo(tid_t tid, ITypeInfo **typeinfo)
{
HRESULT hres;
if (FAILED(hres = load_typelib()))
return hres;
if(!typeinfos[tid]) {
ITypeInfo *ti;
hres = ITypeLib_GetTypeInfoOfGuid(typelib, tid_ids[tid], &ti);
if(FAILED(hres)) {
ERR("GetTypeInfoOfGuid(%s) failed: %08x\n", debugstr_guid(tid_ids[tid]), hres);
return hres;
}
if(InterlockedCompareExchangePointer((void**)(typeinfos+tid), ti, NULL))
ITypeInfo_Release(ti);
}
*typeinfo = typeinfos[tid];
ITypeInfo_AddRef(*typeinfo);
return S_OK;
}