Intravision/reactos
1
0
Fork 0
mirror of https://github.com/reactos/reactos.git synced 2025-08-06 08:03:03 +00:00
Code Issues Projects Releases Packages Wiki Activity

count all gdi handles and serialize removing gdi handles from the table.

Browse source 
svn path=/trunk/; revision=8708
This commit is contained in:
Thomas Bluemel 2004-03-14 12:16:50 +00:00
parent 5ca99eb505
commit 42798328cb
1 changed files with 17 additions and 1 deletions
Download patch file Download diff file Expand all files Collapse all files

18
reactos/subsys/win32k/objects/gdiobj.c
View file

@ -19,7 +19,7 @@
/* /*
* GDIOBJ.C - GDI object manipulation routines * GDIOBJ.C - GDI object manipulation routines
* *
* $Id: gdiobj.c,v 1.62 2004/03/09 20:34:28 dwelch Exp $ * $Id: gdiobj.c,v 1.63 2004/03/14 12:16:50 weiden Exp $
* *
*/ */
@ -46,6 +46,8 @@
/* enable/disable GDI object caching */ /* enable/disable GDI object caching */
#define GDI_CACHE_OBJECTS 0 #define GDI_CACHE_OBJECTS 0
/* count all gdi objects */
#define GDI_COUNT_OBJECTS 1
/*! Size of the GDI handle table /*! Size of the GDI handle table
* http://www.windevnet.com/documents/s=7290/wdj9902b/9902b.htm * http://www.windevnet.com/documents/s=7290/wdj9902b/9902b.htm
@ -89,6 +91,9 @@ typedef struct _GDI_HANDLE_TABLE
{ {
WORD wTableSize; WORD wTableSize;
WORD AllocationHint; WORD AllocationHint;
#if GDI_COUNT_OBJECTS
ULONG HandlesCount;
#endif
#if GDI_CACHE_OBJECTS #if GDI_CACHE_OBJECTS
ULONG ObjHdrSize; ULONG ObjHdrSize;
PGDIOBJHDR *CachedObjects; PGDIOBJHDR *CachedObjects;
@ -241,6 +246,9 @@ GDIOBJ_iAllocHandleTable (WORD Size)
handleTable = ExAllocatePoolWithTag(PagedPool, MemSize, TAG_GDIHNDTBLE); handleTable = ExAllocatePoolWithTag(PagedPool, MemSize, TAG_GDIHNDTBLE);
ASSERT( handleTable ); ASSERT( handleTable );
memset (handleTable, 0, MemSize); memset (handleTable, 0, MemSize);
#if GDI_COUNT_OBJECTS
handleTable->HandlesCount = 0;
#endif
#if GDI_CACHE_OBJECTS #if GDI_CACHE_OBJECTS
handleTable->CachedObjects = &handleTable->Handles[Size]; handleTable->CachedObjects = &handleTable->Handles[Size];
handleTable->ObjHdrSize = sizeof(GDIOBJHDR) + GDI_MaxGdiObjHeaderSize(); handleTable->ObjHdrSize = sizeof(GDIOBJHDR) + GDI_MaxGdiObjHeaderSize();
@ -388,6 +396,9 @@ GDIOBJ_AllocObj(WORD Size, DWORD ObjectType, GDICLEANUPPROC CleanupProc)
newObject->lockline = 0; newObject->lockline = 0;
ExInitializeFastMutex(&newObject->Lock); ExInitializeFastMutex(&newObject->Lock);
HandleTable->Handles[Index] = newObject; HandleTable->Handles[Index] = newObject;
#if GDI_COUNT_OBJECTS
HandleTable->HandlesCount++;
#endif
ExReleaseFastMutex(&HandleTableMutex); ExReleaseFastMutex(&HandleTableMutex);
W32Process = PsGetCurrentProcess()->Win32Process; W32Process = PsGetCurrentProcess()->Win32Process;
@ -468,7 +479,12 @@ GDIOBJ_FreeObj(HGDIOBJ hObj, DWORD ObjectType, DWORD Flag)
#else #else
ExFreePool(objectHeader); ExFreePool(objectHeader);
#endif #endif
ExAcquireFastMutexUnsafe (&HandleTableMutex);
HandleTable->Handles[GDI_HANDLE_GET_INDEX(hObj)] = NULL; HandleTable->Handles[GDI_HANDLE_GET_INDEX(hObj)] = NULL;
#if GDI_COUNT_OBJECTS
HandleTable->HandlesCount--;
#endif
ExReleaseFastMutexUnsafe (&HandleTableMutex);
W32Process = PsGetCurrentProcess()->Win32Process; W32Process = PsGetCurrentProcess()->Win32Process;
if(W32Process) if(W32Process)