dlls/ddrawex/main.c

   1 /*        DirectDrawEx
   2  *
   3  * Copyright 2006 Ulrich Czekalla
   4  *
   5  * This library is free software; you can redistribute it and/or
   6  * modify it under the terms of the GNU Lesser General Public
   7  * License as published by the Free Software Foundation; either
   8  * version 2.1 of the License, or (at your option) any later version.
   9  *
  10  * This library is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13  * Lesser General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU Lesser General Public
  16  * License along with this library; if not, write to the Free Software
  17  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  18  */
  19
  20
  21 #include "wine/debug.h"
  22
  23 #define COBJMACROS
  24
  25 #include "winbase.h"
  26 #include "wingdi.h"
  27 #include "objbase.h"
  28 #include "rpcproxy.h"
  29
  30 #include "ddraw.h"
  31
  32 #include "initguid.h"
  33 #include "ddrawex_private.h"
  34
  35 WINE_DEFAULT_DEBUG_CHANNEL(ddrawex);
  36
  37 static HINSTANCE instance;
  38
  39 /******************************************************************************
  40  * DirectDraw ClassFactory implementation
  41  ******************************************************************************/
  42 typedef struct
  43 {
  44     IClassFactory IClassFactory_iface;
  45     LONG ref;
  46     HRESULT (*pfnCreateInstance)(IUnknown *pUnkOuter, REFIID iid, LPVOID *ppObj);
  47 } IClassFactoryImpl;
  48
  49 static inline IClassFactoryImpl *impl_from_IClassFactory(IClassFactory *iface)
  50 {
  51     return CONTAINING_RECORD(iface, IClassFactoryImpl, IClassFactory_iface);
  52 }
  53
  54 /*******************************************************************************
  55  * IDirectDrawClassFactory::QueryInterface
  56  *
  57  *******************************************************************************/
  58 static HRESULT WINAPI IDirectDrawClassFactoryImpl_QueryInterface(IClassFactory *iface, REFIID riid,
  59         void **obj)
  60 {
  61     IClassFactoryImpl *This = impl_from_IClassFactory(iface);
  62
  63     TRACE("(%p)->(%s,%p)\n", This, debugstr_guid(riid), obj);
  64
  65     if (IsEqualGUID(riid, &IID_IUnknown)
  66         || IsEqualGUID(riid, &IID_IClassFactory))
  67     {
  68         IClassFactory_AddRef(iface);
  69         *obj = This;
  70         return S_OK;
  71     }
  72
  73     WARN("(%p)->(%s,%p),not found\n",This,debugstr_guid(riid),obj);
  74     return E_NOINTERFACE;
  75 }
  76
  77 /*******************************************************************************
  78  * IDirectDrawClassFactory::AddRef
  79  *
  80  *******************************************************************************/
  81 static ULONG WINAPI IDirectDrawClassFactoryImpl_AddRef(IClassFactory *iface)
  82 {
  83     IClassFactoryImpl *This = impl_from_IClassFactory(iface);
  84     ULONG ref = InterlockedIncrement(&This->ref);
  85
  86     TRACE("(%p)->() incrementing from %d.\n", This, ref - 1);
  87
  88     return ref;
  89 }
  90
  91 /*******************************************************************************
  92  * IDirectDrawClassFactory::Release
  93  *
  94  *******************************************************************************/
  95 static ULONG WINAPI IDirectDrawClassFactoryImpl_Release(IClassFactory *iface)
  96 {
  97     IClassFactoryImpl *This = impl_from_IClassFactory(iface);
  98     ULONG ref = InterlockedDecrement(&This->ref);
  99
 100     TRACE("(%p)->() decrementing from %d.\n", This, ref+1);
 101
 102     if (ref == 0)
 103         HeapFree(GetProcessHeap(), 0, This);
 104
 105     return ref;
 106 }
 107
 108
 109 /*******************************************************************************
 110  * IDirectDrawClassFactory::CreateInstance
 111  *
 112  *******************************************************************************/
 113 static HRESULT WINAPI IDirectDrawClassFactoryImpl_CreateInstance(IClassFactory *iface,
 114         IUnknown *UnkOuter, REFIID riid, void **obj)
 115 {
 116     IClassFactoryImpl *This = impl_from_IClassFactory(iface);
 117
 118     TRACE("(%p)->(%p,%s,%p)\n",This,UnkOuter,debugstr_guid(riid),obj);
 119
 120     return This->pfnCreateInstance(UnkOuter, riid, obj);
 121 }
 122
 123 /*******************************************************************************
 124  * IDirectDrawClassFactory::LockServer
 125  *
 126  *******************************************************************************/
 127 static HRESULT WINAPI IDirectDrawClassFactoryImpl_LockServer(IClassFactory *iface,BOOL dolock)
 128 {
 129     IClassFactoryImpl *This = impl_from_IClassFactory(iface);
 130
 131     FIXME("(%p)->(%d),stub!\n",This,dolock);
 132
 133     return S_OK;
 134 }
 135
 136
 137 /*******************************************************************************
 138  * The class factory VTable
 139  *******************************************************************************/
 140 static const IClassFactoryVtbl IClassFactory_Vtbl =
 141 {
 142     IDirectDrawClassFactoryImpl_QueryInterface,
 143     IDirectDrawClassFactoryImpl_AddRef,
 144     IDirectDrawClassFactoryImpl_Release,
 145     IDirectDrawClassFactoryImpl_CreateInstance,
 146     IDirectDrawClassFactoryImpl_LockServer
 147 };
 148
 149
 150 /******************************************************************************
 151  * DirectDrawFactory implementation
 152  ******************************************************************************/
 153 typedef struct
 154 {
 155     IDirectDrawFactory IDirectDrawFactory_iface;
 156     LONG ref;
 157 } IDirectDrawFactoryImpl;
 158
 159 static inline IDirectDrawFactoryImpl *impl_from_IDirectDrawFactory(IDirectDrawFactory *iface)
 160 {
 161     return CONTAINING_RECORD(iface, IDirectDrawFactoryImpl, IDirectDrawFactory_iface);
 162 }
 163
 164 /*******************************************************************************
 165  * IDirectDrawFactory::QueryInterface
 166  *
 167  *******************************************************************************/
 168 static HRESULT WINAPI IDirectDrawFactoryImpl_QueryInterface(IDirectDrawFactory *iface, REFIID riid,
 169         void **obj)
 170 {
 171     TRACE("(%p)->(%s,%p)\n", iface, debugstr_guid(riid), obj);
 172
 173     if (IsEqualGUID(riid, &IID_IUnknown)
 174         || IsEqualGUID(riid, &IID_IDirectDrawFactory))
 175     {
 176         IDirectDrawFactory_AddRef(iface);
 177         *obj = iface;
 178         return S_OK;
 179     }
 180
 181     WARN("%s not implemented, returning E_NOINTERFACE.\n", debugstr_guid(riid));
 182
 183     *obj = NULL;
 184     return E_NOINTERFACE;
 185 }
 186
 187 /*******************************************************************************
 188  * IDirectDrawFactory::AddRef
 189  *
 190  *******************************************************************************/
 191 static ULONG WINAPI IDirectDrawFactoryImpl_AddRef(IDirectDrawFactory *iface)
 192 {
 193     IDirectDrawFactoryImpl *This = impl_from_IDirectDrawFactory(iface);
 194     ULONG ref = InterlockedIncrement(&This->ref);
 195
 196     TRACE("(%p)->() incrementing from %d.\n", This, ref - 1);
 197
 198     return ref;
 199 }
 200
 201 /*******************************************************************************
 202  * IDirectDrawFactory::Release
 203  *
 204  *******************************************************************************/
 205 static ULONG WINAPI IDirectDrawFactoryImpl_Release(IDirectDrawFactory *iface)
 206 {
 207     IDirectDrawFactoryImpl *This = impl_from_IDirectDrawFactory(iface);
 208     ULONG ref = InterlockedDecrement(&This->ref);
 209
 210     TRACE("(%p)->() decrementing from %d.\n", This, ref+1);
 211
 212     if (ref == 0)
 213         HeapFree(GetProcessHeap(), 0, This);
 214
 215     return ref;
 216 }
 217
 218 /*******************************************************************************
 219  * IDirectDrawFactoryImpl_DirectDrawEnumerate
 220  *******************************************************************************/
 221 static HRESULT WINAPI
 222 IDirectDrawFactoryImpl_DirectDrawEnumerate(IDirectDrawFactory* iface,
 223                                            LPDDENUMCALLBACKW lpCallback,
 224                                            LPVOID lpContext)
 225 {
 226     FIXME("Stub!\n");
 227     return E_FAIL;
 228 }
 229
 230
 231 /*******************************************************************************
 232  * Direct Draw Factory VTable
 233  *******************************************************************************/
 234 static const IDirectDrawFactoryVtbl IDirectDrawFactory_Vtbl =
 235 {
 236     IDirectDrawFactoryImpl_QueryInterface,
 237     IDirectDrawFactoryImpl_AddRef,
 238     IDirectDrawFactoryImpl_Release,
 239     IDirectDrawFactoryImpl_CreateDirectDraw,
 240     IDirectDrawFactoryImpl_DirectDrawEnumerate,
 241 };
 242
 243 /***********************************************************************
 244  * CreateDirectDrawFactory
 245  *
 246  ***********************************************************************/
 247 static HRESULT
 248 CreateDirectDrawFactory(IUnknown* UnkOuter, REFIID iid, void **obj)
 249 {
 250     HRESULT hr;
 251     IDirectDrawFactoryImpl *This = NULL;
 252
 253     TRACE("(%p,%s,%p)\n", UnkOuter, debugstr_guid(iid), obj);
 254
 255     if (UnkOuter != NULL)
 256         return CLASS_E_NOAGGREGATION;
 257
 258     This = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(IDirectDrawFactoryImpl));
 259
 260     if(!This)
 261     {
 262         ERR("Out of memory when creating DirectDraw\n");
 263         return E_OUTOFMEMORY;
 264     }
 265
 266     This->IDirectDrawFactory_iface.lpVtbl = &IDirectDrawFactory_Vtbl;
 267
 268     hr = IDirectDrawFactory_QueryInterface(&This->IDirectDrawFactory_iface, iid,  obj);
 269
 270     if (FAILED(hr))
 271         HeapFree(GetProcessHeap(), 0, This);
 272
 273     return hr;
 274 }
 275
 276
 277 /*******************************************************************************
 278  * DllCanUnloadNow [DDRAWEX.@]  Determines whether the DLL is in use.
 279  */
 280 HRESULT WINAPI DllCanUnloadNow(void)
 281 {
 282     return S_FALSE;
 283 }
 284
 285
 286 /*******************************************************************************
 287  * DllGetClassObject [DDRAWEX.@]
 288  */
 289 HRESULT WINAPI DllGetClassObject(REFCLSID rclsid, REFIID riid, LPVOID *ppv)
 290 {
 291     IClassFactoryImpl *factory;
 292
 293     TRACE("ddrawex (%s,%s,%p)\n", debugstr_guid(rclsid), debugstr_guid(riid), ppv);
 294
 295     if (!IsEqualGUID( &IID_IClassFactory, riid)
 296         && !IsEqualGUID( &IID_IUnknown, riid))
 297         return E_NOINTERFACE;
 298
 299     if (!IsEqualGUID(&CLSID_DirectDrawFactory, rclsid))
 300     {
 301         FIXME("%s: no class found.\n", debugstr_guid(rclsid));
 302         return CLASS_E_CLASSNOTAVAILABLE;
 303     }
 304
 305     factory = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(*factory));
 306     if (factory == NULL) return E_OUTOFMEMORY;
 307
 308     factory->IClassFactory_iface.lpVtbl = &IClassFactory_Vtbl;
 309     factory->ref = 1;
 310
 311     factory->pfnCreateInstance = CreateDirectDrawFactory;
 312
 313     *ppv = factory;
 314
 315     return S_OK;
 316 }
 317
 318
 319 /***********************************************************************
 320  * DllMain
 321  */
 322 BOOL WINAPI DllMain(HINSTANCE hInstDLL, DWORD reason, LPVOID lpv)
 323 {
 324     switch (reason)
 325     {
 326     case DLL_PROCESS_ATTACH:
 327         instance = hInstDLL;
 328         DisableThreadLibraryCalls( hInstDLL );
 329         break;
 330     }
 331     return TRUE;
 332 }
 333
 334 /***********************************************************************
 335  *              DllRegisterServer (DDRAWEX.@)
 336  */
 337 HRESULT WINAPI DllRegisterServer(void)
 338 {
 339     return __wine_register_resources( instance );
 340 }
 341
 342 /***********************************************************************
 343  *              DllUnregisterServer (DDRAWEX.@)
 344  */
 345 HRESULT WINAPI DllUnregisterServer(void)
 346 {
 347     return __wine_unregister_resources( instance );
 348 }