dlls/d3drm/d3drm_main.c

   1 /*
   2  * Copyright 2004 Ivan Leo Puoti
   3  * Copyright 2010 Christian Costa
   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 #include "config.h"
  21 #include "wine/port.h"
  22
  23 #include "initguid.h"
  24 #include "d3drm_private.h"
  25
  26 /***********************************************************************
  27  *              DllMain  (D3DRM.@)
  28  */
  29 BOOL WINAPI DllMain(HINSTANCE inst, DWORD reason, void *reserved)
  30 {
  31     switch(reason)
  32     {
  33     case DLL_WINE_PREATTACH:
  34         return FALSE;  /* prefer native version */
  35     case DLL_PROCESS_ATTACH:
  36         DisableThreadLibraryCalls( inst );
  37         break;
  38     }
  39     return TRUE;
  40 }
  41
  42 void d3drm_object_init(struct d3drm_object *object)
  43 {
  44     object->ref = 1;
  45     object->appdata = 0;
  46     list_init(&object->destroy_callbacks);
  47 }
  48
  49 struct destroy_callback
  50 {
  51     struct list entry;
  52     D3DRMOBJECTCALLBACK cb;
  53     void *ctx;
  54 };
  55
  56 HRESULT d3drm_object_add_destroy_callback(struct d3drm_object *object, D3DRMOBJECTCALLBACK cb, void *ctx)
  57 {
  58     struct destroy_callback *callback;
  59
  60     if (!cb)
  61         return D3DRMERR_BADVALUE;
  62
  63     callback = HeapAlloc(GetProcessHeap(), 0, sizeof(*callback));
  64     if (!callback)
  65         return E_OUTOFMEMORY;
  66
  67     callback->cb = cb;
  68     callback->ctx = ctx;
  69
  70     list_add_head(&object->destroy_callbacks, &callback->entry);
  71     return D3DRM_OK;
  72 }
  73
  74 HRESULT d3drm_object_delete_destroy_callback(struct d3drm_object *object, D3DRMOBJECTCALLBACK cb, void *ctx)
  75 {
  76     struct destroy_callback *callback;
  77
  78     if (!cb)
  79         return D3DRMERR_BADVALUE;
  80
  81     LIST_FOR_EACH_ENTRY(callback, &object->destroy_callbacks, struct destroy_callback, entry)
  82     {
  83         if (callback->cb == cb && callback->ctx == ctx)
  84         {
  85             list_remove(&callback->entry);
  86             HeapFree(GetProcessHeap(), 0, callback);
  87             break;
  88         }
  89     }
  90
  91     return D3DRM_OK;
  92 }
  93
  94 void d3drm_object_cleanup(IDirect3DRMObject *iface, struct d3drm_object *object)
  95 {
  96     struct destroy_callback *callback, *callback2;
  97
  98     LIST_FOR_EACH_ENTRY_SAFE(callback, callback2, &object->destroy_callbacks, struct destroy_callback, entry)
  99     {
 100         callback->cb(iface, callback->ctx);
 101         list_remove(&callback->entry);
 102         HeapFree(GetProcessHeap(), 0, callback);
 103     }
 104 }