vboxext.h revision 3194da424708abdd288b28d96892b3a5f3f7df0b
/* $Id$ */
/** @file
*
* VBox extension to Wine D3D
*
* Copyright (C) 2011-2012 Oracle Corporation
*
* This file is part of VirtualBox Open Source Edition (OSE), as
* available from http://www.virtualbox.org. This file is free software;
* General Public License (GPL) as published by the Free Software
* Foundation, in version 2 as it comes in the "COPYING" file of the
* VirtualBox OSE distribution. VirtualBox OSE is distributed in the
* hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
*/
#ifndef ___VBOXEXT_H__
#define ___VBOXEXT_H__
#ifdef VBOX_WINE_WITHOUT_LIBWINE
# include <windows.h>
#endif
#if defined(VBOX_WINE_WITH_SINGLE_CONTEXT) || defined(VBOX_WINE_WITH_SINGLE_SWAPCHAIN_CONTEXT)
# ifndef VBOX_WITH_WDDM
/* Windows destroys HDC created by a given thread when the thread is terminated
* this leads to a mess-up in Wine & Chromium code in some situations, e.g.
* D3D device is created in one thread, then the thread is terminated,
* then device is started to be used in another thread */
# endif
/* We need to do a VBoxTlsRefRelease for the current thread context on thread exit to avoid memory leaking
* Calling VBoxTlsRefRelease may result in a call to context dtor callback, which is supposed to be run under wined3d lock.
* We can not acquire a wined3d lock in DllMain since this would result in a lock order violation, which may result in a deadlock.
* In other words, wined3d may internally call Win32 API functions which result in a DLL lock acquisition while holding wined3d lock.
* So lock order should always be "wined3d lock" -> "dll lock".
* To avoid possible deadlocks we make an asynchronous call to a worker thread to make a context release from there. */
#endif
/* API for creating & destroying windows */
/* hashmap */
typedef DECLCALLBACK(bool) FNVBOXEXT_HASHMAP_VISITOR(struct VBOXEXT_HASHMAP *pMap, void *pvKey, struct VBOXEXT_HASHMAP_ENTRY *pValue, void *pvVisitor);
typedef struct VBOXEXT_HASHMAP_ENTRY
{
void *pvKey;
typedef struct VBOXEXT_HASHMAP_BUCKET
{
#define VBOXEXT_HASHMAP_NUM_BUCKETS 29
typedef struct VBOXEXT_HASHMAP
{
void VBoxExtHashInit(PVBOXEXT_HASHMAP pMap, PFNVBOXEXT_HASHMAP_HASH pfnHash, PFNVBOXEXT_HASHMAP_EQUAL pfnEqual);
PVBOXEXT_HASHMAP_ENTRY VBoxExtHashPut(PVBOXEXT_HASHMAP pMap, void *pvKey, PVBOXEXT_HASHMAP_ENTRY pEntry);
void VBoxExtHashVisit(PVBOXEXT_HASHMAP pMap, PFNVBOXEXT_HASHMAP_VISITOR pfnVisitor, void *pvVisitor);
void VBoxExtHashCleanup(PVBOXEXT_HASHMAP pMap, PFNVBOXEXT_HASHMAP_VISITOR pfnVisitor, void *pvVisitor);
{
}
{
}
typedef DECLCALLBACK(void) FNVBOXEXT_HASHCACHE_CLEANUP_ENTRY(void *pvKey, struct VBOXEXT_HASHCACHE_ENTRY *pEntry);
typedef struct VBOXEXT_HASHCACHE_ENTRY
{
typedef struct VBOXEXT_HASHCACHE
{
#define VBOXEXT_HASHCACHE_ENTRY_FROM_MAP(_pEntry) RT_FROM_MEMBER((_pEntry), VBOXEXT_HASHCACHE_ENTRY, MapEntry)
{
}
{
return VBOXEXT_HASHCACHE_ENTRY_FROM_MAP(pEntry);
}
DECLINLINE(void) VBoxExtCachePut(PVBOXEXT_HASHCACHE pCache, void *pvKey, PVBOXEXT_HASHCACHE_ENTRY pEntry)
{
if (!pOldEntry)
return;
}
{
}
#endif /* #ifndef ___VBOXEXT_H__*/