reactos/dll/win32/wuapi/main.c

   1 /*
   2  * WUAPI implementation
   3  *
   4  * Copyright 2008 Hans Leidekker
   5  *
   6  * This library is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU Lesser General Public
   8  * License as published by the Free Software Foundation; either
   9  * version 2.1 of the License, or (at your option) any later version.
  10  *
  11  * This library is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  * Lesser General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU Lesser General Public
  17  * License along with this library; if not, write to the Free Software
  18  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  19  */
  20
  21 #include "wuapi_private.h"
  22
  23 #include <rpcproxy.h>
  24
  25 typedef HRESULT (*fnCreateInstance)( IUnknown *pUnkOuter, LPVOID *ppObj );
  26
  27 typedef struct _wucf
  28 {
  29     IClassFactory IClassFactory_iface;
  30     fnCreateInstance pfnCreateInstance;
  31 } wucf;
  32
  33 static inline wucf *impl_from_IClassFactory( IClassFactory *iface )
  34 {
  35     return CONTAINING_RECORD(iface, wucf, IClassFactory_iface);
  36 }
  37
  38 static HRESULT WINAPI wucf_QueryInterface( IClassFactory *iface, REFIID riid, LPVOID *ppobj )
  39 {
  40     if (IsEqualGUID(riid, &IID_IUnknown) ||
  41         IsEqualGUID(riid, &IID_IClassFactory))
  42     {
  43         IClassFactory_AddRef( iface );
  44         *ppobj = iface;
  45         return S_OK;
  46     }
  47     FIXME("interface %s not implemented\n", debugstr_guid(riid));
  48     return E_NOINTERFACE;
  49 }
  50
  51 static ULONG WINAPI wucf_AddRef( IClassFactory *iface )
  52 {
  53     return 2;
  54 }
  55
  56 static ULONG WINAPI wucf_Release( IClassFactory *iface )
  57 {
  58     return 1;
  59 }
  60
  61 static HRESULT WINAPI wucf_CreateInstance( IClassFactory *iface, LPUNKNOWN pOuter,
  62                                            REFIID riid, LPVOID *ppobj )
  63 {
  64     wucf *This = impl_from_IClassFactory( iface );
  65     HRESULT r;
  66     IUnknown *punk;
  67
  68     TRACE("%p %s %p\n", pOuter, debugstr_guid(riid), ppobj);
  69
  70     *ppobj = NULL;
  71
  72     if (pOuter)
  73         return CLASS_E_NOAGGREGATION;
  74
  75     r = This->pfnCreateInstance( pOuter, (LPVOID *)&punk );
  76     if (FAILED(r))
  77         return r;
  78
  79     r = IUnknown_QueryInterface( punk, riid, ppobj );
  80     if (FAILED(r))
  81         return r;
  82
  83     IUnknown_Release( punk );
  84     return r;
  85 }
  86
  87 static HRESULT WINAPI wucf_LockServer( IClassFactory *iface, BOOL dolock )
  88 {
  89     FIXME("(%p)->(%d)\n", iface, dolock);
  90     return S_OK;
  91 }
  92
  93 static const struct IClassFactoryVtbl wucf_vtbl =
  94 {
  95     wucf_QueryInterface,
  96     wucf_AddRef,
  97     wucf_Release,
  98     wucf_CreateInstance,
  99     wucf_LockServer
 100 };
 101
 102 static wucf sessioncf = { { &wucf_vtbl }, UpdateSession_create };
 103 static wucf updatescf = { { &wucf_vtbl }, AutomaticUpdates_create };
 104 static wucf sysinfocf = { { &wucf_vtbl }, SystemInformation_create };
 105
 106 static HINSTANCE instance;
 107
 108 BOOL WINAPI DllMain( HINSTANCE hinst, DWORD reason, LPVOID lpv )
 109 {
 110     switch(reason)
 111     {
 112     case DLL_WINE_PREATTACH:
 113         return FALSE;  /* prefer native version */
 114     case DLL_PROCESS_ATTACH:
 115         instance = hinst;
 116         DisableThreadLibraryCalls( hinst );
 117         break;
 118     }
 119     return TRUE;
 120 }
 121
 122 HRESULT WINAPI DllGetClassObject( REFCLSID rclsid, REFIID iid, LPVOID *ppv )
 123 {
 124     IClassFactory *cf = NULL;
 125
 126     TRACE("%s %s %p\n", debugstr_guid(rclsid), debugstr_guid(iid), ppv);
 127
 128     if (IsEqualGUID( rclsid, &CLSID_UpdateSession ))
 129     {
 130        cf = &sessioncf.IClassFactory_iface;
 131     }
 132     else if (IsEqualGUID( rclsid, &CLSID_AutomaticUpdates ))
 133     {
 134        cf = &updatescf.IClassFactory_iface;
 135     }
 136     else if (IsEqualGUID( rclsid, &CLSID_SystemInformation ))
 137     {
 138        cf = &sysinfocf.IClassFactory_iface;
 139     }
 140     if (!cf) return CLASS_E_CLASSNOTAVAILABLE;
 141     return IClassFactory_QueryInterface( cf, iid, ppv );
 142 }
 143
 144 HRESULT WINAPI DllCanUnloadNow( void )
 145 {
 146     return S_FALSE;
 147 }
 148
 149 /***********************************************************************
 150  *              DllRegisterServer (WUAPI.@)
 151  */
 152 HRESULT WINAPI DllRegisterServer(void)
 153 {
 154     return __wine_register_resources( instance );
 155 }
 156
 157 /***********************************************************************
 158  *              DllUnregisterServer (WUAPI.@)
 159  */
 160 HRESULT WINAPI DllUnregisterServer(void)
 161 {
 162     return __wine_unregister_resources( instance );
 163 }