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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  22  */
  23
  24 #define COM_NO_WINDOWS_H
  25
  26 #include <stdarg.h>
  27 #include <string.h>
  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 "uuids.h"
  37
  38 #include "d3dxof_private.h"
  39 #include "dxfile.h"
  40
  41 #include "wine/debug.h"
  42
  43 WINE_DEFAULT_DEBUG_CHANNEL(d3dxof);
  44
  45 static DWORD dll_ref = 0;
  46
  47 /* For the moment, do nothing here. */
  48 BOOL WINAPI DllMain(HINSTANCE hInstDLL, DWORD fdwReason, LPVOID lpv)
  49 {
  50     switch(fdwReason) {
  51         case DLL_PROCESS_ATTACH:
  52             DisableThreadLibraryCalls(hInstDLL);
  53             break;
  54         case DLL_PROCESS_DETACH:
  55             break;
  56     }
  57     return TRUE;
  58 }
  59
  60 /******************************************************************************
  61  * DirectX File ClassFactory
  62  */
  63 typedef struct {
  64     IClassFactory ITF_IClassFactory;
  65
  66     DWORD ref;
  67     HRESULT (*pfnCreateInstance)(IUnknown *pUnkOuter, LPVOID *ppObj);
  68 } IClassFactoryImpl;
  69
  70 struct object_creation_info
  71 {
  72     const CLSID *clsid;
  73     HRESULT (*pfnCreateInstance)(IUnknown *pUnkOuter, LPVOID *ppObj);
  74 };
  75
  76 static const struct object_creation_info object_creation[] =
  77 {
  78     { &CLSID_CDirectXFile, IDirectXFileImpl_Create },
  79 };
  80
  81 static HRESULT WINAPI XFCF_QueryInterface(LPCLASSFACTORY iface,REFIID riid, LPVOID *ppobj)
  82 {
  83     ICOM_THIS(IClassFactoryImpl,iface);
  84
  85     if (IsEqualGUID(riid, &IID_IUnknown)
  86         || IsEqualGUID(riid, &IID_IClassFactory))
  87     {
  88         IClassFactory_AddRef(iface);
  89         *ppobj = This;
  90         return S_OK;
  91     }
  92
  93     WARN("(%p)->(%s,%p),not found\n",This,debugstr_guid(riid),ppobj);
  94     return E_NOINTERFACE;
  95 }
  96
  97 static ULONG WINAPI XFCF_AddRef(LPCLASSFACTORY iface)
  98 {
  99     ICOM_THIS(IClassFactoryImpl,iface);
 100     return ++(This->ref);
 101 }
 102
 103 static ULONG WINAPI XFCF_Release(LPCLASSFACTORY iface)
 104 {
 105     ICOM_THIS(IClassFactoryImpl,iface);
 106
 107     ULONG ref = --This->ref;
 108
 109     if (ref == 0)
 110         HeapFree(GetProcessHeap(), 0, This);
 111
 112     return ref;
 113 }
 114
 115 static HRESULT WINAPI XFCF_CreateInstance(LPCLASSFACTORY iface, LPUNKNOWN pOuter, REFIID riid, LPVOID *ppobj)
 116 {
 117     ICOM_THIS(IClassFactoryImpl,iface);
 118     HRESULT hres;
 119     LPUNKNOWN punk;
 120
 121     TRACE("(%p)->(%p,%s,%p)\n",This,pOuter,debugstr_guid(riid),ppobj);
 122
 123     hres = This->pfnCreateInstance(pOuter, (LPVOID *) &punk);
 124     if (FAILED(hres)) {
 125         *ppobj = NULL;
 126         return hres;
 127     }
 128     hres = IUnknown_QueryInterface(punk, riid, ppobj);
 129     if (FAILED(hres)) {
 130         *ppobj = NULL;
 131         return hres;
 132     }
 133     IUnknown_Release(punk);
 134     return hres;
 135 }
 136
 137 static HRESULT WINAPI XFCF_LockServer(LPCLASSFACTORY iface, BOOL dolock)
 138 {
 139     ICOM_THIS(IClassFactoryImpl,iface);
 140     FIXME("(%p)->(%d),stub!\n",This,dolock);
 141     return S_OK;
 142 }
 143
 144 static IClassFactoryVtbl XFCF_Vtbl =
 145 {
 146     XFCF_QueryInterface,
 147     XFCF_AddRef,
 148     XFCF_Release,
 149     XFCF_CreateInstance,
 150     XFCF_LockServer
 151 };
 152
 153 /***********************************************************************
 154  *              DirectXFileCreate (D3DXOF.@)
 155  */
 156 HRESULT WINAPI DirectXFileCreate(LPDIRECTXFILE* lplpDirectXFile)
 157 {
 158     HRESULT hr;
 159
 160     TRACE("(%p)\n", lplpDirectXFile);
 161
 162     if (!lplpDirectXFile)
 163         return DXFILEERR_BADVALUE;
 164
 165     hr = IDirectXFileImpl_Create(NULL, (LPVOID)lplpDirectXFile);
 166
 167     if (FAILED(hr))
 168         return DXFILEERR_BADALLOC;
 169
 170     return S_OK;
 171 }
 172
 173 /*******************************************************************************
 174  * DllGetClassObject [D3DXOF.@]
 175  * Retrieves class object from a DLL object
 176  *
 177  * NOTES
 178  *    Docs say returns STDAPI
 179  *
 180  * PARAMS
 181  *    rclsid [I] CLSID for the class object
 182  *    riid   [I] Reference to identifier of interface for class object
 183  *    ppv    [O] Address of variable to receive interface pointer for riid
 184  *
 185  * RETURNS
 186  *    Success: S_OK
 187  *    Failure: CLASS_E_CLASSNOTAVAILABLE, E_OUTOFMEMORY, E_INVALIDARG,
 188  *             E_UNEXPECTED
 189  */
 190 DWORD WINAPI D3DXOF_DllGetClassObject(REFCLSID rclsid, REFIID riid, LPVOID *ppv)
 191 {
 192     int i;
 193     IClassFactoryImpl *factory;
 194
 195     TRACE("(%s,%s,%p)\n", debugstr_guid(rclsid), debugstr_guid(riid), ppv);
 196
 197     if ( !IsEqualGUID( &IID_IClassFactory, riid )
 198          && ! IsEqualGUID( &IID_IUnknown, riid) )
 199         return E_NOINTERFACE;
 200
 201     for (i=0; i < sizeof(object_creation)/sizeof(object_creation[0]); i++)
 202     {
 203         if (IsEqualGUID(object_creation[i].clsid, rclsid))
 204             break;
 205     }
 206
 207     if (i == sizeof(object_creation)/sizeof(object_creation[0]))
 208     {
 209         FIXME("%s: no class found.\n", debugstr_guid(rclsid));
 210         return CLASS_E_CLASSNOTAVAILABLE;
 211     }
 212
 213     factory = HeapAlloc(GetProcessHeap(), 0, sizeof(*factory));
 214     if (factory == NULL) return E_OUTOFMEMORY;
 215
 216     factory->ITF_IClassFactory.lpVtbl = &XFCF_Vtbl;
 217     factory->ref = 1;
 218
 219     factory->pfnCreateInstance = object_creation[i].pfnCreateInstance;
 220
 221     *ppv = &(factory->ITF_IClassFactory);
 222     return S_OK;
 223 }
 224
 225 /***********************************************************************
 226  *              DllCanUnloadNow (D3DXOF.@)
 227  */
 228 HRESULT WINAPI D3DXOF_DllCanUnloadNow()
 229 {
 230     return dll_ref != 0 ? S_FALSE : S_OK;
 231 }