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https://github.com/reactos/wine.git
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145 lines
3.4 KiB
C
145 lines
3.4 KiB
C
/* OLE DB Initialization
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*
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* Copyright 2009 Huw Davies
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
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*/
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#include <stdarg.h>
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#define COBJMACROS
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#define NONAMELESSUNION
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#define NONAMELESSSTRUCT
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#include "windef.h"
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#include "winbase.h"
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#include "ole2.h"
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#include "initguid.h"
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#include "msdaguid.h"
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#include "oledb_private.h"
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#include "wine/debug.h"
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WINE_DEFAULT_DEBUG_CHANNEL(oledb);
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BOOL WINAPI DllMain(HINSTANCE hinst, DWORD reason, LPVOID lpv)
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{
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switch(reason)
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{
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case DLL_PROCESS_ATTACH:
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DisableThreadLibraryCalls(hinst);
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break;
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case DLL_PROCESS_DETACH:
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break;
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}
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return TRUE;
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}
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/******************************************************************************
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* ClassFactory
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*/
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typedef struct
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{
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const IClassFactoryVtbl *lpVtbl;
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HRESULT (*create_object)( IUnknown*, LPVOID* );
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} cf;
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static HRESULT WINAPI CF_QueryInterface(IClassFactory *iface, REFIID riid, void **obj)
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{
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cf *This = (cf *)iface;
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TRACE("(%p, %s, %p)\n", This, debugstr_guid(riid), obj);
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if( IsEqualCLSID( riid, &IID_IUnknown ) ||
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IsEqualCLSID( riid, &IID_IClassFactory ) )
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{
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IClassFactory_AddRef( iface );
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*obj = iface;
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return S_OK;
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}
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return E_NOINTERFACE;
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}
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static ULONG WINAPI CF_AddRef(IClassFactory *iface)
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{
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return 2;
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}
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static ULONG WINAPI CF_Release(IClassFactory *iface)
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{
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return 1;
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}
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static HRESULT WINAPI CF_CreateInstance(IClassFactory *iface, IUnknown *pOuter, REFIID riid, void **obj)
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{
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cf *This = (cf *)iface;
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IUnknown *unk = NULL;
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HRESULT r;
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TRACE("(%p, %p, %s, %p)\n", This, pOuter, debugstr_guid(riid), obj);
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r = This->create_object( pOuter, (void **) &unk );
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if (SUCCEEDED(r))
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{
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r = IUnknown_QueryInterface( unk, riid, obj );
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IUnknown_Release( unk );
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}
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return r;
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}
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static HRESULT WINAPI CF_LockServer(IClassFactory *iface, BOOL dolock)
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{
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FIXME("(%p, %d): stub\n", iface, dolock);
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return S_OK;
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}
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static const IClassFactoryVtbl CF_Vtbl =
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{
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CF_QueryInterface,
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CF_AddRef,
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CF_Release,
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CF_CreateInstance,
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CF_LockServer
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};
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static cf oledb_convert_cf = { &CF_Vtbl, create_oledb_convert };
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/******************************************************************
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* DllGetClassObject
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*/
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HRESULT WINAPI DllGetClassObject(REFCLSID rclsid, REFIID riid, void **obj)
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{
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TRACE("(%s, %s, %p)\n", debugstr_guid(rclsid), debugstr_guid(riid), obj);
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if ( IsEqualCLSID (rclsid, &CLSID_OLEDB_CONVERSIONLIBRARY) )
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{
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*obj = &oledb_convert_cf;
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return S_OK;
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}
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return CLASS_E_CLASSNOTAVAILABLE;
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}
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/******************************************************************
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* DllCanUnloadNow
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*/
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HRESULT WINAPI DllCanUnloadNow(void)
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{
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return S_FALSE;
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}
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