dlls/d3dxof/main.c

   1 /*
   2  *     DirectX Files Functions (D3DXOF.DLL)
   3  *
   4  * Copyright 2004 Christian Costa
   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 <stdarg.h>
  22 #include <string.h>
  23
  24 #define COBJMACROS
  25
  26 #include "windef.h"
  27 #include "winbase.h"
  28 #include "winuser.h"
  29 #include "winreg.h"
  30 #include "winerror.h"
  31
  32 #include "ole2.h"
  33 #include "rpcproxy.h"
  34 #include "uuids.h"
  35
  36 #include "d3dxof_private.h"
  37 #include "dxfile.h"
  38
  39 #include "wine/debug.h"
  40
  41 WINE_DEFAULT_DEBUG_CHANNEL(d3dxof);
  42
  43 /******************************************************************************
  44  * DirectX File ClassFactory
  45  */
  46 typedef struct {
  47     IClassFactory IClassFactory_iface;
  48
  49     LONG ref;
  50     HRESULT (*pfnCreateInstance)(IUnknown *pUnkOuter, LPVOID *ppObj);
  51 } IClassFactoryImpl;
  52
  53 static inline IClassFactoryImpl *impl_from_IClassFactory(IClassFactory *iface)
  54 {
  55     return CONTAINING_RECORD(iface, IClassFactoryImpl, IClassFactory_iface);
  56 }
  57
  58 struct object_creation_info
  59 {
  60     const CLSID *clsid;
  61     HRESULT (*pfnCreateInstance)(IUnknown *pUnkOuter, LPVOID *ppObj);
  62 };
  63
  64 static const struct object_creation_info object_creation[] =
  65 {
  66     { &CLSID_CDirectXFile, IDirectXFileImpl_Create },
  67 };
  68
  69 static HRESULT WINAPI XFCF_QueryInterface(LPCLASSFACTORY iface,REFIID riid, LPVOID *ppobj)
  70 {
  71     IClassFactoryImpl *This = impl_from_IClassFactory(iface);
  72
  73     if (IsEqualGUID(riid, &IID_IUnknown)
  74         || IsEqualGUID(riid, &IID_IClassFactory))
  75     {
  76         IClassFactory_AddRef(iface);
  77         *ppobj = &This->IClassFactory_iface;
  78         return S_OK;
  79     }
  80
  81     WARN("(%p)->(%s,%p),not found\n",This,debugstr_guid(riid),ppobj);
  82     return E_NOINTERFACE;
  83 }
  84
  85 static ULONG WINAPI XFCF_AddRef(LPCLASSFACTORY iface)
  86 {
  87     IClassFactoryImpl *This = impl_from_IClassFactory(iface);
  88     return InterlockedIncrement(&This->ref);
  89 }
  90
  91 static ULONG WINAPI XFCF_Release(LPCLASSFACTORY iface)
  92 {
  93     IClassFactoryImpl *This = impl_from_IClassFactory(iface);
  94
  95     ULONG ref = InterlockedDecrement(&This->ref);
  96
  97     if (ref == 0)
  98         HeapFree(GetProcessHeap(), 0, This);
  99
 100     return ref;
 101 }
 102
 103 static HRESULT WINAPI XFCF_CreateInstance(LPCLASSFACTORY iface, LPUNKNOWN pOuter, REFIID riid, LPVOID *ppobj)
 104 {
 105     IClassFactoryImpl *This = impl_from_IClassFactory(iface);
 106     HRESULT hres;
 107     LPUNKNOWN punk;
 108
 109     TRACE("(%p)->(%p,%s,%p)\n",This,pOuter,debugstr_guid(riid),ppobj);
 110
 111     *ppobj = NULL;
 112     hres = This->pfnCreateInstance(pOuter, (LPVOID *) &punk);
 113     if (SUCCEEDED(hres)) {
 114         hres = IUnknown_QueryInterface(punk, riid, ppobj);
 115         IUnknown_Release(punk);
 116     }
 117     return hres;
 118 }
 119
 120 static HRESULT WINAPI XFCF_LockServer(LPCLASSFACTORY iface, BOOL dolock)
 121 {
 122     IClassFactoryImpl *This = impl_from_IClassFactory(iface);
 123     FIXME("(%p)->(%d), stub!\n",This,dolock);
 124     return S_OK;
 125 }
 126
 127 static const IClassFactoryVtbl XFCF_Vtbl =
 128 {
 129     XFCF_QueryInterface,
 130     XFCF_AddRef,
 131     XFCF_Release,
 132     XFCF_CreateInstance,
 133     XFCF_LockServer
 134 };
 135
 136 /***********************************************************************
 137  *              DirectXFileCreate (D3DXOF.@)
 138  */
 139 HRESULT WINAPI DirectXFileCreate(LPDIRECTXFILE* lplpDirectXFile)
 140 {
 141     HRESULT hr;
 142
 143     TRACE("(%p)\n", lplpDirectXFile);
 144
 145     if (!lplpDirectXFile)
 146         return DXFILEERR_BADVALUE;
 147
 148     hr = IDirectXFileImpl_Create(NULL, (LPVOID)lplpDirectXFile);
 149
 150     if (FAILED(hr))
 151         return DXFILEERR_BADALLOC;
 152
 153     return S_OK;
 154 }
 155
 156 /*******************************************************************************
 157  * DllGetClassObject [D3DXOF.@]
 158  * Retrieves class object from a DLL object
 159  *
 160  * NOTES
 161  *    Docs say returns STDAPI
 162  *
 163  * PARAMS
 164  *    rclsid [I] CLSID for the class object
 165  *    riid   [I] Reference to identifier of interface for class object
 166  *    ppv    [O] Address of variable to receive interface pointer for riid
 167  *
 168  * RETURNS
 169  *    Success: S_OK
 170  *    Failure: CLASS_E_CLASSNOTAVAILABLE, E_OUTOFMEMORY, E_INVALIDARG,
 171  *             E_UNEXPECTED
 172  */
 173 HRESULT WINAPI DllGetClassObject(REFCLSID rclsid, REFIID riid, LPVOID *ppv)
 174 {
 175     unsigned int i;
 176     IClassFactoryImpl *factory;
 177
 178     TRACE("(%s,%s,%p)\n", debugstr_guid(rclsid), debugstr_guid(riid), ppv);
 179
 180     if ( !IsEqualGUID( &IID_IClassFactory, riid )
 181          && ! IsEqualGUID( &IID_IUnknown, riid) )
 182         return E_NOINTERFACE;
 183
 184     for (i = 0; i < ARRAY_SIZE(object_creation); i++)
 185     {
 186         if (IsEqualGUID(object_creation[i].clsid, rclsid))
 187             break;
 188     }
 189
 190     if (i == ARRAY_SIZE(object_creation))
 191     {
 192         FIXME("%s: no class found.\n", debugstr_guid(rclsid));
 193         return CLASS_E_CLASSNOTAVAILABLE;
 194     }
 195
 196     factory = HeapAlloc(GetProcessHeap(), 0, sizeof(*factory));
 197     if (factory == NULL) return E_OUTOFMEMORY;
 198
 199     factory->IClassFactory_iface.lpVtbl = &XFCF_Vtbl;
 200     factory->ref = 1;
 201
 202     factory->pfnCreateInstance = object_creation[i].pfnCreateInstance;
 203
 204     *ppv = &(factory->IClassFactory_iface);
 205     return S_OK;
 206 }