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 <stdarg.h>
  21 #include "d3d.h"
  22
  23 #include "dxfile.h"
  24 #include "initguid.h"
  25 #include "d3drm.h"
  26
  27 #include "d3drm_private.h"
  28 #include "wine/list.h"
  29
  30 /***********************************************************************
  31  *              DllMain  (D3DRM.@)
  32  */
  33 BOOL WINAPI DllMain(HINSTANCE inst, DWORD reason, void *reserved)
  34 {
  35     switch(reason)
  36     {
  37     case DLL_WINE_PREATTACH:
  38         return FALSE;  /* prefer native version */
  39     case DLL_PROCESS_ATTACH:
  40         DisableThreadLibraryCalls( inst );
  41         break;
  42     }
  43     return TRUE;
  44 }
  45
  46 void d3drm_object_init(struct d3drm_object *object)
  47 {
  48     object->ref = 1;
  49     object->appdata = 0;
  50     list_init(&object->destroy_callbacks);
  51 }
  52
  53 struct destroy_callback
  54 {
  55     struct list entry;
  56     D3DRMOBJECTCALLBACK cb;
  57     void *ctx;
  58 };
  59
  60 HRESULT d3drm_object_add_destroy_callback(struct d3drm_object *object, D3DRMOBJECTCALLBACK cb, void *ctx)
  61 {
  62     struct destroy_callback *callback;
  63
  64     if (!cb)
  65         return D3DRMERR_BADVALUE;
  66
  67     callback = HeapAlloc(GetProcessHeap(), 0, sizeof(*callback));
  68     if (!callback)
  69         return E_OUTOFMEMORY;
  70
  71     callback->cb = cb;
  72     callback->ctx = ctx;
  73
  74     list_add_head(&object->destroy_callbacks, &callback->entry);
  75     return D3DRM_OK;
  76 }
  77
  78 HRESULT d3drm_object_delete_destroy_callback(struct d3drm_object *object, D3DRMOBJECTCALLBACK cb, void *ctx)
  79 {
  80     struct destroy_callback *callback;
  81
  82     if (!cb)
  83         return D3DRMERR_BADVALUE;
  84
  85     LIST_FOR_EACH_ENTRY(callback, &object->destroy_callbacks, struct destroy_callback, entry)
  86     {
  87         if (callback->cb == cb && callback->ctx == ctx)
  88         {
  89             list_remove(&callback->entry);
  90             HeapFree(GetProcessHeap(), 0, callback);
  91             break;
  92         }
  93     }
  94
  95     return D3DRM_OK;
  96 }
  97
  98 void d3drm_object_cleanup(IDirect3DRMObject *iface, struct d3drm_object *object)
  99 {
 100     struct destroy_callback *callback, *callback2;
 101
 102     LIST_FOR_EACH_ENTRY_SAFE(callback, callback2, &object->destroy_callbacks, struct destroy_callback, entry)
 103     {
 104         callback->cb(iface, callback->ctx);
 105         list_remove(&callback->entry);
 106         HeapFree(GetProcessHeap(), 0, callback);
 107     }
 108 }