dlls/d3dxof/main.c

   1 /*
   2  *     DirectX Files Functions (D3DXOF.DLL)
   3  *
   4  * Copyright 2004 Christian Costa
   5  *
   6  * This file contains the (internal) driver registration functions,
   7  * driver enumeration APIs and DirectDraw creation functions.
   8  *
   9  * This library is free software; you can redistribute it and/or
  10  * modify it under the terms of the GNU Lesser General Public
  11  * License as published by the Free Software Foundation; either
  12  * version 2.1 of the License, or (at your option) any later version.
  13  *
  14  * This library is distributed in the hope that it will be useful,
  15  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  17  * Lesser General Public License for more details.
  18  *
  19  * You should have received a copy of the GNU Lesser General Public
  20  * License along with this library; if not, write to the Free Software
  21  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  22  */
  23
  24 #include <stdarg.h>
  25 #include <string.h>
  26
  27 #define COBJMACROS
  28
  29 #include "windef.h"
  30 #include "winbase.h"
  31 #include "winuser.h"
  32 #include "winreg.h"
  33 #include "winerror.h"
  34
  35 #include "ole2.h"
  36 #include "rpcproxy.h"
  37 #include "uuids.h"
  38
  39 #include "d3dxof_private.h"
  40 #include "dxfile.h"
  41
  42 #include "wine/debug.h"
  43
  44 WINE_DEFAULT_DEBUG_CHANNEL(d3dxof);
  45
  46 static HINSTANCE instance;
  47 static LONG dll_ref = 0;
  48
  49 /* For the moment, do nothing here. */
  50 BOOL WINAPI DllMain(HINSTANCE hInstDLL, DWORD fdwReason, LPVOID lpv)
  51 {
  52     switch(fdwReason) {
  53         case DLL_PROCESS_ATTACH:
  54             instance = hInstDLL;
  55             DisableThreadLibraryCalls(hInstDLL);
  56             break;
  57         case DLL_PROCESS_DETACH:
  58             break;
  59     }
  60     return TRUE;
  61 }
  62
  63 /******************************************************************************
  64  * DirectX File ClassFactory
  65  */
  66 typedef struct {
  67     IClassFactory IClassFactory_iface;
  68
  69     LONG ref;
  70     HRESULT (*pfnCreateInstance)(IUnknown *pUnkOuter, LPVOID *ppObj);
  71 } IClassFactoryImpl;
  72
  73 static inline IClassFactoryImpl *impl_from_IClassFactory(IClassFactory *iface)
  74 {
  75     return CONTAINING_RECORD(iface, IClassFactoryImpl, IClassFactory_iface);
  76 }
  77
  78 struct object_creation_info
  79 {
  80     const CLSID *clsid;
  81     HRESULT (*pfnCreateInstance)(IUnknown *pUnkOuter, LPVOID *ppObj);
  82 };
  83
  84 static const struct object_creation_info object_creation[] =
  85 {
  86     { &CLSID_CDirectXFile, IDirectXFileImpl_Create },
  87 };
  88
  89 static HRESULT WINAPI XFCF_QueryInterface(LPCLASSFACTORY iface,REFIID riid, LPVOID *ppobj)
  90 {
  91     IClassFactoryImpl *This = impl_from_IClassFactory(iface);
  92
  93     if (IsEqualGUID(riid, &IID_IUnknown)
  94         || IsEqualGUID(riid, &IID_IClassFactory))
  95     {
  96         IClassFactory_AddRef(iface);
  97         *ppobj = &This->IClassFactory_iface;
  98         return S_OK;
  99     }
 100
 101     WARN("(%p)->(%s,%p),not found\n",This,debugstr_guid(riid),ppobj);
 102     return E_NOINTERFACE;
 103 }
 104
 105 static ULONG WINAPI XFCF_AddRef(LPCLASSFACTORY iface)
 106 {
 107     IClassFactoryImpl *This = impl_from_IClassFactory(iface);
 108     return InterlockedIncrement(&This->ref);
 109 }
 110
 111 static ULONG WINAPI XFCF_Release(LPCLASSFACTORY iface)
 112 {
 113     IClassFactoryImpl *This = impl_from_IClassFactory(iface);
 114
 115     ULONG ref = InterlockedDecrement(&This->ref);
 116
 117     if (ref == 0)
 118         HeapFree(GetProcessHeap(), 0, This);
 119
 120     return ref;
 121 }
 122
 123 static HRESULT WINAPI XFCF_CreateInstance(LPCLASSFACTORY iface, LPUNKNOWN pOuter, REFIID riid, LPVOID *ppobj)
 124 {
 125     IClassFactoryImpl *This = impl_from_IClassFactory(iface);
 126     HRESULT hres;
 127     LPUNKNOWN punk;
 128
 129     TRACE("(%p)->(%p,%s,%p)\n",This,pOuter,debugstr_guid(riid),ppobj);
 130
 131     *ppobj = NULL;
 132     hres = This->pfnCreateInstance(pOuter, (LPVOID *) &punk);
 133     if (SUCCEEDED(hres)) {
 134         hres = IUnknown_QueryInterface(punk, riid, ppobj);
 135         IUnknown_Release(punk);
 136     }
 137     return hres;
 138 }
 139
 140 static HRESULT WINAPI XFCF_LockServer(LPCLASSFACTORY iface, BOOL dolock)
 141 {
 142     IClassFactoryImpl *This = impl_from_IClassFactory(iface);
 143     FIXME("(%p)->(%d),stub!\n",This,dolock);
 144     return S_OK;
 145 }
 146
 147 static const IClassFactoryVtbl XFCF_Vtbl =
 148 {
 149     XFCF_QueryInterface,
 150     XFCF_AddRef,
 151     XFCF_Release,
 152     XFCF_CreateInstance,
 153     XFCF_LockServer
 154 };
 155
 156 /***********************************************************************
 157  *              DirectXFileCreate (D3DXOF.@)
 158  */
 159 HRESULT WINAPI DirectXFileCreate(LPDIRECTXFILE* lplpDirectXFile)
 160 {
 161     HRESULT hr;
 162
 163     TRACE("(%p)\n", lplpDirectXFile);
 164
 165     if (!lplpDirectXFile)
 166         return DXFILEERR_BADVALUE;
 167
 168     hr = IDirectXFileImpl_Create(NULL, (LPVOID)lplpDirectXFile);
 169
 170     if (FAILED(hr))
 171         return DXFILEERR_BADALLOC;
 172
 173     return S_OK;
 174 }
 175
 176 /*******************************************************************************
 177  * DllGetClassObject [D3DXOF.@]
 178  * Retrieves class object from a DLL object
 179  *
 180  * NOTES
 181  *    Docs say returns STDAPI
 182  *
 183  * PARAMS
 184  *    rclsid [I] CLSID for the class object
 185  *    riid   [I] Reference to identifier of interface for class object
 186  *    ppv    [O] Address of variable to receive interface pointer for riid
 187  *
 188  * RETURNS
 189  *    Success: S_OK
 190  *    Failure: CLASS_E_CLASSNOTAVAILABLE, E_OUTOFMEMORY, E_INVALIDARG,
 191  *             E_UNEXPECTED
 192  */
 193 HRESULT WINAPI DllGetClassObject(REFCLSID rclsid, REFIID riid, LPVOID *ppv)
 194 {
 195     unsigned int i;
 196     IClassFactoryImpl *factory;
 197
 198     TRACE("(%s,%s,%p)\n", debugstr_guid(rclsid), debugstr_guid(riid), ppv);
 199
 200     if ( !IsEqualGUID( &IID_IClassFactory, riid )
 201          && ! IsEqualGUID( &IID_IUnknown, riid) )
 202         return E_NOINTERFACE;
 203
 204     for (i=0; i < sizeof(object_creation)/sizeof(object_creation[0]); i++)
 205     {
 206         if (IsEqualGUID(object_creation[i].clsid, rclsid))
 207             break;
 208     }
 209
 210     if (i == sizeof(object_creation)/sizeof(object_creation[0]))
 211     {
 212         FIXME("%s: no class found.\n", debugstr_guid(rclsid));
 213         return CLASS_E_CLASSNOTAVAILABLE;
 214     }
 215
 216     factory = HeapAlloc(GetProcessHeap(), 0, sizeof(*factory));
 217     if (factory == NULL) return E_OUTOFMEMORY;
 218
 219     factory->IClassFactory_iface.lpVtbl = &XFCF_Vtbl;
 220     factory->ref = 1;
 221
 222     factory->pfnCreateInstance = object_creation[i].pfnCreateInstance;
 223
 224     *ppv = &(factory->IClassFactory_iface);
 225     return S_OK;
 226 }
 227
 228 /***********************************************************************
 229  *              DllCanUnloadNow (D3DXOF.@)
 230  */
 231 HRESULT WINAPI DllCanUnloadNow(void)
 232 {
 233     return dll_ref != 0 ? S_FALSE : S_OK;
 234 }
 235
 236 /***********************************************************************
 237  *              DllRegisterServer (D3DXOF.@)
 238  */
 239 HRESULT WINAPI DllRegisterServer(void)
 240 {
 241     return __wine_register_resources( instance, NULL );
 242 }
 243
 244 /***********************************************************************
 245  *              DllUnregisterServer (D3DXOF.@)
 246  */
 247 HRESULT WINAPI DllUnregisterServer(void)
 248 {
 249     return __wine_unregister_resources( instance, NULL );
 250 }