dlls/msado15/main.c

   1 /*
   2  * Copyright 2019 Hans Leidekker for CodeWeavers
   3  *
   4  * This library is free software; you can redistribute it and/or
   5  * modify it under the terms of the GNU Lesser General Public
   6  * License as published by the Free Software Foundation; either
   7  * version 2.1 of the License, or (at your option) any later version.
   8  *
   9  * This library is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12  * Lesser General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU Lesser General Public
  15  * License along with this library; if not, write to the Free Software
  16  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  17  */
  18
  19 #include <stdarg.h>
  20 #include "windef.h"
  21 #include "winbase.h"
  22 #include "initguid.h"
  23 #define COBJMACROS
  24 #include "objbase.h"
  25 #include "rpcproxy.h"
  26 #include "msado15_backcompat.h"
  27
  28 #include "wine/debug.h"
  29 #include "wine/heap.h"
  30
  31 #include "msado15_private.h"
  32
  33 WINE_DEFAULT_DEBUG_CHANNEL(msado15);
  34
  35 static HINSTANCE hinstance;
  36
  37 BOOL WINAPI DllMain( HINSTANCE dll, DWORD reason, LPVOID reserved )
  38 {
  39     switch (reason)
  40     {
  41     case DLL_PROCESS_ATTACH:
  42         hinstance = dll;
  43         DisableThreadLibraryCalls( dll );
  44         break;
  45     }
  46     return TRUE;
  47 }
  48
  49 typedef HRESULT (*fnCreateInstance)( void **obj );
  50
  51 struct msadocf
  52 {
  53     IClassFactory    IClassFactory_iface;
  54     fnCreateInstance pfnCreateInstance;
  55 };
  56
  57 static inline struct msadocf *impl_from_IClassFactory( IClassFactory *iface )
  58 {
  59     return CONTAINING_RECORD( iface, struct msadocf, IClassFactory_iface );
  60 }
  61
  62 static HRESULT WINAPI msadocf_QueryInterface( IClassFactory *iface, REFIID riid, void **obj )
  63 {
  64     if (IsEqualGUID( riid, &IID_IUnknown ) || IsEqualGUID( riid, &IID_IClassFactory ))
  65     {
  66         IClassFactory_AddRef( iface );
  67         *obj = iface;
  68         return S_OK;
  69     }
  70     FIXME( "interface %s not implemented\n", debugstr_guid(riid) );
  71     return E_NOINTERFACE;
  72 }
  73
  74 static ULONG WINAPI msadocf_AddRef( IClassFactory *iface )
  75 {
  76     return 2;
  77 }
  78
  79 static ULONG WINAPI msadocf_Release( IClassFactory *iface )
  80 {
  81     return 1;
  82 }
  83
  84 static HRESULT WINAPI msadocf_CreateInstance( IClassFactory *iface, LPUNKNOWN outer, REFIID riid, void **obj )
  85 {
  86     struct msadocf *cf = impl_from_IClassFactory( iface );
  87     IUnknown *unknown;
  88     HRESULT hr;
  89
  90     TRACE( "%p, %s, %p\n", outer, debugstr_guid(riid), obj );
  91
  92     *obj = NULL;
  93     if (outer)
  94         return CLASS_E_NOAGGREGATION;
  95
  96     hr = cf->pfnCreateInstance( (void **)&unknown );
  97     if (FAILED(hr))
  98         return hr;
  99
 100     hr = IUnknown_QueryInterface( unknown, riid, obj );
 101     IUnknown_Release( unknown );
 102     return hr;
 103 }
 104
 105 static HRESULT WINAPI msadocf_LockServer( IClassFactory *iface, BOOL dolock )
 106 {
 107     FIXME( "%p, %d\n", iface, dolock );
 108     return S_OK;
 109 }
 110
 111 static const struct IClassFactoryVtbl msadocf_vtbl =
 112 {
 113     msadocf_QueryInterface,
 114     msadocf_AddRef,
 115     msadocf_Release,
 116     msadocf_CreateInstance,
 117     msadocf_LockServer
 118 };
 119
 120 static struct msadocf connection_cf = { { &msadocf_vtbl }, Connection_create };
 121 static struct msadocf recordset_cf = { { &msadocf_vtbl }, Recordset_create };
 122 static struct msadocf stream_cf = { { &msadocf_vtbl }, Stream_create };
 123
 124 /***********************************************************************
 125  *          DllGetClassObject
 126  */
 127 HRESULT WINAPI DllGetClassObject( REFCLSID clsid, REFIID iid, void **obj )
 128 {
 129     IClassFactory *cf = NULL;
 130
 131     TRACE( "%s, %s, %p\n", debugstr_guid(clsid), debugstr_guid(iid), obj );
 132
 133     if (IsEqualGUID( clsid, &CLSID_Connection ))
 134     {
 135         cf = &connection_cf.IClassFactory_iface;
 136     }
 137     else if (IsEqualGUID( clsid, &CLSID_Recordset ))
 138     {
 139         cf = &recordset_cf.IClassFactory_iface;
 140     }
 141     else if (IsEqualGUID( clsid, &CLSID_Stream ))
 142     {
 143         cf = &stream_cf.IClassFactory_iface;
 144     }
 145     if (!cf) return CLASS_E_CLASSNOTAVAILABLE;
 146     return IClassFactory_QueryInterface( cf, iid, obj );
 147 }
 148
 149 /******************************************************************
 150  *          DllCanUnloadNow
 151  */
 152 HRESULT WINAPI DllCanUnloadNow(void)
 153 {
 154     return S_FALSE;
 155 }
 156
 157 /***********************************************************************
 158  *          DllRegisterServer
 159  */
 160 HRESULT WINAPI DllRegisterServer( void )
 161 {
 162     return __wine_register_resources( hinstance );
 163 }
 164
 165 /***********************************************************************
 166  *          DllUnregisterServer
 167  */
 168 HRESULT WINAPI DllUnregisterServer( void )
 169 {
 170     return __wine_unregister_resources( hinstance );
 171 }