dlls/ddrawex/main.c

   1 /*        DirectDrawEx
   2  *
   3  * Copyright 2006 Ulrich Czekalla
   4  *
   5  * This file contains the (internal) driver registration functions,
   6  * driver enumeration APIs and DirectDraw creation functions.
   7  *
   8  * This library is free software; you can redistribute it and/or
   9  * modify it under the terms of the GNU Lesser General Public
  10  * License as published by the Free Software Foundation; either
  11  * version 2.1 of the License, or (at your option) any later version.
  12  *
  13  * This library is distributed in the hope that it will be useful,
  14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  16  * Lesser General Public License for more details.
  17  *
  18  * You should have received a copy of the GNU Lesser General Public
  19  * License along with this library; if not, write to the Free Software
  20  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  21  */
  22
  23
  24 #include "wine/debug.h"
  25
  26 #define COBJMACROS
  27
  28 #include "winbase.h"
  29 #include "wingdi.h"
  30 #include "objbase.h"
  31 #include "rpcproxy.h"
  32
  33 #include "ddraw.h"
  34
  35 #include "initguid.h"
  36 #include "ddrawex_private.h"
  37
  38 WINE_DEFAULT_DEBUG_CHANNEL(ddrawex);
  39
  40 static HINSTANCE instance;
  41
  42 /******************************************************************************
  43  * DirectDraw ClassFactory implementation
  44  ******************************************************************************/
  45 typedef struct
  46 {
  47     IClassFactory IClassFactory_iface;
  48     LONG ref;
  49     HRESULT (*pfnCreateInstance)(IUnknown *pUnkOuter, REFIID iid, LPVOID *ppObj);
  50 } IClassFactoryImpl;
  51
  52 static inline IClassFactoryImpl *impl_from_IClassFactory(IClassFactory *iface)
  53 {
  54     return CONTAINING_RECORD(iface, IClassFactoryImpl, IClassFactory_iface);
  55 }
  56
  57 /*******************************************************************************
  58  * IDirectDrawClassFactory::QueryInterface
  59  *
  60  *******************************************************************************/
  61 static HRESULT WINAPI IDirectDrawClassFactoryImpl_QueryInterface(IClassFactory *iface, REFIID riid,
  62         void **obj)
  63 {
  64     IClassFactoryImpl *This = impl_from_IClassFactory(iface);
  65
  66     TRACE("(%p)->(%s,%p)\n", This, debugstr_guid(riid), obj);
  67
  68     if (IsEqualGUID(riid, &IID_IUnknown)
  69         || IsEqualGUID(riid, &IID_IClassFactory))
  70     {
  71         IClassFactory_AddRef(iface);
  72         *obj = This;
  73         return S_OK;
  74     }
  75
  76     WARN("(%p)->(%s,%p),not found\n",This,debugstr_guid(riid),obj);
  77     return E_NOINTERFACE;
  78 }
  79
  80 /*******************************************************************************
  81  * IDirectDrawClassFactory::AddRef
  82  *
  83  *******************************************************************************/
  84 static ULONG WINAPI IDirectDrawClassFactoryImpl_AddRef(IClassFactory *iface)
  85 {
  86     IClassFactoryImpl *This = impl_from_IClassFactory(iface);
  87     ULONG ref = InterlockedIncrement(&This->ref);
  88
  89     TRACE("(%p)->() incrementing from %d.\n", This, ref - 1);
  90
  91     return ref;
  92 }
  93
  94 /*******************************************************************************
  95  * IDirectDrawClassFactory::Release
  96  *
  97  *******************************************************************************/
  98 static ULONG WINAPI IDirectDrawClassFactoryImpl_Release(IClassFactory *iface)
  99 {
 100     IClassFactoryImpl *This = impl_from_IClassFactory(iface);
 101     ULONG ref = InterlockedDecrement(&This->ref);
 102
 103     TRACE("(%p)->() decrementing from %d.\n", This, ref+1);
 104
 105     if (ref == 0)
 106         HeapFree(GetProcessHeap(), 0, This);
 107
 108     return ref;
 109 }
 110
 111
 112 /*******************************************************************************
 113  * IDirectDrawClassFactory::CreateInstance
 114  *
 115  *******************************************************************************/
 116 static HRESULT WINAPI IDirectDrawClassFactoryImpl_CreateInstance(IClassFactory *iface,
 117         IUnknown *UnkOuter, REFIID riid, void **obj)
 118 {
 119     IClassFactoryImpl *This = impl_from_IClassFactory(iface);
 120
 121     TRACE("(%p)->(%p,%s,%p)\n",This,UnkOuter,debugstr_guid(riid),obj);
 122
 123     return This->pfnCreateInstance(UnkOuter, riid, obj);
 124 }
 125
 126 /*******************************************************************************
 127  * IDirectDrawClassFactory::LockServer
 128  *
 129  *******************************************************************************/
 130 static HRESULT WINAPI IDirectDrawClassFactoryImpl_LockServer(IClassFactory *iface,BOOL dolock)
 131 {
 132     IClassFactoryImpl *This = impl_from_IClassFactory(iface);
 133
 134     FIXME("(%p)->(%d),stub!\n",This,dolock);
 135
 136     return S_OK;
 137 }
 138
 139
 140 /*******************************************************************************
 141  * The class factory VTable
 142  *******************************************************************************/
 143 static const IClassFactoryVtbl IClassFactory_Vtbl =
 144 {
 145     IDirectDrawClassFactoryImpl_QueryInterface,
 146     IDirectDrawClassFactoryImpl_AddRef,
 147     IDirectDrawClassFactoryImpl_Release,
 148     IDirectDrawClassFactoryImpl_CreateInstance,
 149     IDirectDrawClassFactoryImpl_LockServer
 150 };
 151
 152
 153 /******************************************************************************
 154  * DirectDrawFactory implementation
 155  ******************************************************************************/
 156 typedef struct
 157 {
 158     IDirectDrawFactory IDirectDrawFactory_iface;
 159     LONG ref;
 160 } IDirectDrawFactoryImpl;
 161
 162 static inline IDirectDrawFactoryImpl *impl_from_IDirectDrawFactory(IDirectDrawFactory *iface)
 163 {
 164     return CONTAINING_RECORD(iface, IDirectDrawFactoryImpl, IDirectDrawFactory_iface);
 165 }
 166
 167 /*******************************************************************************
 168  * IDirectDrawFactory::QueryInterface
 169  *
 170  *******************************************************************************/
 171 static HRESULT WINAPI IDirectDrawFactoryImpl_QueryInterface(IDirectDrawFactory *iface, REFIID riid,
 172         void **obj)
 173 {
 174     IDirectDrawFactoryImpl *This = impl_from_IDirectDrawFactory(iface);
 175
 176     TRACE("(%p)->(%s,%p)\n", This, debugstr_guid(riid), obj);
 177
 178     if (IsEqualGUID(riid, &IID_IUnknown)
 179         || IsEqualGUID(riid, &IID_IDirectDrawFactory))
 180     {
 181         IDirectDrawFactory_AddRef(iface);
 182         *obj = This;
 183         return S_OK;
 184     }
 185
 186     WARN("(%p)->(%s,%p),not found\n",This,debugstr_guid(riid),obj);
 187     return E_NOINTERFACE;
 188 }
 189
 190 /*******************************************************************************
 191  * IDirectDrawFactory::AddRef
 192  *
 193  *******************************************************************************/
 194 static ULONG WINAPI IDirectDrawFactoryImpl_AddRef(IDirectDrawFactory *iface)
 195 {
 196     IDirectDrawFactoryImpl *This = impl_from_IDirectDrawFactory(iface);
 197     ULONG ref = InterlockedIncrement(&This->ref);
 198
 199     TRACE("(%p)->() incrementing from %d.\n", This, ref - 1);
 200
 201     return ref;
 202 }
 203
 204 /*******************************************************************************
 205  * IDirectDrawFactory::Release
 206  *
 207  *******************************************************************************/
 208 static ULONG WINAPI IDirectDrawFactoryImpl_Release(IDirectDrawFactory *iface)
 209 {
 210     IDirectDrawFactoryImpl *This = impl_from_IDirectDrawFactory(iface);
 211     ULONG ref = InterlockedDecrement(&This->ref);
 212
 213     TRACE("(%p)->() decrementing from %d.\n", This, ref+1);
 214
 215     if (ref == 0)
 216         HeapFree(GetProcessHeap(), 0, This);
 217
 218     return ref;
 219 }
 220
 221 /*******************************************************************************
 222  * IDirectDrawFactoryImpl_DirectDrawEnumerate
 223  *******************************************************************************/
 224 static HRESULT WINAPI
 225 IDirectDrawFactoryImpl_DirectDrawEnumerate(IDirectDrawFactory* iface,
 226                                            LPDDENUMCALLBACKW lpCallback,
 227                                            LPVOID lpContext)
 228 {
 229     FIXME("Stub!\n");
 230     return E_FAIL;
 231 }
 232
 233
 234 /*******************************************************************************
 235  * Direct Draw Factory VTable
 236  *******************************************************************************/
 237 static const IDirectDrawFactoryVtbl IDirectDrawFactory_Vtbl =
 238 {
 239     IDirectDrawFactoryImpl_QueryInterface,
 240     IDirectDrawFactoryImpl_AddRef,
 241     IDirectDrawFactoryImpl_Release,
 242     IDirectDrawFactoryImpl_CreateDirectDraw,
 243     IDirectDrawFactoryImpl_DirectDrawEnumerate,
 244 };
 245
 246 /***********************************************************************
 247  * CreateDirectDrawFactory
 248  *
 249  ***********************************************************************/
 250 static HRESULT
 251 CreateDirectDrawFactory(IUnknown* UnkOuter, REFIID iid, void **obj)
 252 {
 253     HRESULT hr;
 254     IDirectDrawFactoryImpl *This = NULL;
 255
 256     TRACE("(%p,%s,%p)\n", UnkOuter, debugstr_guid(iid), obj);
 257
 258     if (UnkOuter != NULL)
 259         return CLASS_E_NOAGGREGATION;
 260
 261     This = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(IDirectDrawFactoryImpl));
 262
 263     if(!This)
 264     {
 265         ERR("Out of memory when creating DirectDraw\n");
 266         return E_OUTOFMEMORY;
 267     }
 268
 269     This->IDirectDrawFactory_iface.lpVtbl = &IDirectDrawFactory_Vtbl;
 270
 271     hr = IDirectDrawFactory_QueryInterface(&This->IDirectDrawFactory_iface, iid,  obj);
 272
 273     if (FAILED(hr))
 274         HeapFree(GetProcessHeap(), 0, This);
 275
 276     return hr;
 277 }
 278
 279
 280 /*******************************************************************************
 281  * DllCanUnloadNow [DDRAWEX.@]  Determines whether the DLL is in use.
 282  */
 283 HRESULT WINAPI DllCanUnloadNow(void)
 284 {
 285     return S_FALSE;
 286 }
 287
 288
 289 /*******************************************************************************
 290  * DllGetClassObject [DDRAWEX.@]
 291  */
 292 HRESULT WINAPI DllGetClassObject(REFCLSID rclsid, REFIID riid, LPVOID *ppv)
 293 {
 294     IClassFactoryImpl *factory;
 295
 296     TRACE("ddrawex (%s,%s,%p)\n", debugstr_guid(rclsid), debugstr_guid(riid), ppv);
 297
 298     if (!IsEqualGUID( &IID_IClassFactory, riid)
 299         && !IsEqualGUID( &IID_IUnknown, riid))
 300         return E_NOINTERFACE;
 301
 302     if (!IsEqualGUID(&CLSID_DirectDrawFactory, rclsid))
 303     {
 304         FIXME("%s: no class found.\n", debugstr_guid(rclsid));
 305         return CLASS_E_CLASSNOTAVAILABLE;
 306     }
 307
 308     factory = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(*factory));
 309     if (factory == NULL) return E_OUTOFMEMORY;
 310
 311     factory->IClassFactory_iface.lpVtbl = &IClassFactory_Vtbl;
 312     factory->ref = 1;
 313
 314     factory->pfnCreateInstance = CreateDirectDrawFactory;
 315
 316     *ppv = factory;
 317
 318     return S_OK;
 319 }
 320
 321
 322 /***********************************************************************
 323  * DllMain
 324  */
 325 BOOL WINAPI DllMain(HINSTANCE hInstDLL, DWORD reason, LPVOID lpv)
 326 {
 327     switch (reason)
 328     {
 329     case DLL_PROCESS_ATTACH:
 330         instance = hInstDLL;
 331         DisableThreadLibraryCalls( hInstDLL );
 332         break;
 333     }
 334     return TRUE;
 335 }
 336
 337 /***********************************************************************
 338  *              DllRegisterServer (DDRAWEX.@)
 339  */
 340 HRESULT WINAPI DllRegisterServer(void)
 341 {
 342     return __wine_register_resources( instance, NULL );
 343 }
 344
 345 /***********************************************************************
 346  *              DllUnregisterServer (DDRAWEX.@)
 347  */
 348 HRESULT WINAPI DllUnregisterServer(void)
 349 {
 350     return __wine_unregister_resources( instance, NULL );
 351 }