wine/dlls/oledb32/main.c
2013-04-15 16:45:35 +02:00

174 lines
4.2 KiB
C

/* OLE DB Initialization
*
* Copyright 2009 Huw Davies
*
* 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>
#define COBJMACROS
#define NONAMELESSUNION
#define NONAMELESSSTRUCT
#include "windef.h"
#include "winbase.h"
#include "ole2.h"
#include "rpcproxy.h"
#include "msdasc.h"
#include "initguid.h"
#include "msdaguid.h"
#include "oledb_private.h"
#include "wine/debug.h"
WINE_DEFAULT_DEBUG_CHANNEL(oledb);
static HINSTANCE instance;
BOOL WINAPI DllMain(HINSTANCE hinst, DWORD reason, LPVOID lpv)
{
switch(reason)
{
case DLL_PROCESS_ATTACH:
instance = hinst;
DisableThreadLibraryCalls(hinst);
break;
}
return TRUE;
}
/******************************************************************************
* ClassFactory
*/
typedef struct
{
IClassFactory IClassFactory_iface;
HRESULT (*create_object)( IUnknown*, LPVOID* );
} cf;
static inline cf *impl_from_IClassFactory(IClassFactory *iface)
{
return CONTAINING_RECORD(iface, cf, IClassFactory_iface);
}
static HRESULT WINAPI CF_QueryInterface(IClassFactory *iface, REFIID riid, void **obj)
{
cf *This = impl_from_IClassFactory(iface);
TRACE("(%p, %s, %p)\n", This, debugstr_guid(riid), obj);
if( IsEqualCLSID( riid, &IID_IUnknown ) ||
IsEqualCLSID( riid, &IID_IClassFactory ) )
{
IClassFactory_AddRef( iface );
*obj = iface;
return S_OK;
}
return E_NOINTERFACE;
}
static ULONG WINAPI CF_AddRef(IClassFactory *iface)
{
return 2;
}
static ULONG WINAPI CF_Release(IClassFactory *iface)
{
return 1;
}
static HRESULT WINAPI CF_CreateInstance(IClassFactory *iface, IUnknown *pOuter, REFIID riid, void **obj)
{
cf *This = impl_from_IClassFactory(iface);
IUnknown *unk = NULL;
HRESULT r;
TRACE("(%p, %p, %s, %p)\n", This, pOuter, debugstr_guid(riid), obj);
r = This->create_object( pOuter, (void **) &unk );
if (SUCCEEDED(r))
{
r = IUnknown_QueryInterface( unk, riid, obj );
IUnknown_Release( unk );
}
return r;
}
static HRESULT WINAPI CF_LockServer(IClassFactory *iface, BOOL dolock)
{
FIXME("(%p, %d): stub\n", iface, dolock);
return S_OK;
}
static const IClassFactoryVtbl CF_Vtbl =
{
CF_QueryInterface,
CF_AddRef,
CF_Release,
CF_CreateInstance,
CF_LockServer
};
static cf oledb_convert_cf = { { &CF_Vtbl }, create_oledb_convert };
static cf oledb_datainit_cf = { { &CF_Vtbl }, create_data_init };
/******************************************************************
* DllGetClassObject
*/
HRESULT WINAPI DllGetClassObject(REFCLSID rclsid, REFIID riid, void **obj)
{
TRACE("(%s, %s, %p)\n", debugstr_guid(rclsid), debugstr_guid(riid), obj);
if ( IsEqualCLSID (rclsid, &CLSID_OLEDB_CONVERSIONLIBRARY) )
{
*obj = &oledb_convert_cf;
return S_OK;
}
else if ( IsEqualCLSID (rclsid, &CLSID_MSDAINITIALIZE) )
{
*obj = &oledb_datainit_cf;
return S_OK;
}
return CLASS_E_CLASSNOTAVAILABLE;
}
/******************************************************************
* DllCanUnloadNow
*/
HRESULT WINAPI DllCanUnloadNow(void)
{
return S_FALSE;
}
/***********************************************************************
* DllRegisterServer
*/
HRESULT WINAPI DllRegisterServer(void)
{
return __wine_register_resources( instance );
}
/***********************************************************************
* DllUnregisterServer
*/
HRESULT WINAPI DllUnregisterServer(void)
{
return __wine_unregister_resources( instance );
}