*
*/
-#ifndef __WIN32K_GDIOBJ_H
-#define __WIN32K_GDIOBJ_H
+#pragma once
/* Public GDI Object/Handle definitions */
#include <win32k/ntgdihdl.h>
FLONG flDeviceUniq; // Device settings uniqueness.
PVOID pvLangPack; // Language Pack.
CFONT cfPublic[GDI_CFONT_MAX]; // Public Fonts.
- DWORD dwCsbSupported1; // OEM code-page bitfield.
+ DWORD dwCFCount;
//////////////////////////////////////////////////////////////////////////////
PPAGED_LOOKASIDE_LIST LookasideLists;
ULONG ulShareCount;
USHORT cExclusiveLock;
USHORT BaseFlags;
- PW32THREAD Tid;
+ PTHREADINFO Tid;
} BASEOBJECT, *POBJ;
typedef struct _CLIENTOBJ
enum BASEFLAGS
{
- BASEFLAG_LOOKASIDE = 0x80
+ BASEFLAG_LOOKASIDE = 0x80,
+
+ /* ReactOS specific: */
+ BASEFLAG_READY_TO_DIE = 0x1000
};
BOOL INTERNAL_CALL GDIOBJ_OwnedByCurrentProcess(HGDIOBJ ObjectHandle);
BOOL INTERNAL_CALL GDIOBJ_SetOwnership(HGDIOBJ ObjectHandle, PEPROCESS Owner);
BOOL INTERNAL_CALL GDIOBJ_CopyOwnership(HGDIOBJ CopyFrom, HGDIOBJ CopyTo);
BOOL INTERNAL_CALL GDIOBJ_ConvertToStockObj(HGDIOBJ *hObj);
-VOID INTERNAL_CALL GDIOBJ_UnlockObjByPtr(POBJ Object);
-VOID INTERNAL_CALL GDIOBJ_ShareUnlockObjByPtr(POBJ Object);
+//VOID INTERNAL_CALL GDIOBJ_ShareUnlockObjByPtr(POBJ Object);
BOOL INTERNAL_CALL GDIOBJ_ValidateHandle(HGDIOBJ hObj, ULONG ObjectType);
POBJ INTERNAL_CALL GDIOBJ_AllocObj(UCHAR ObjectType);
POBJ INTERNAL_CALL GDIOBJ_AllocObjWithHandle(ULONG ObjectType);
BOOL INTERNAL_CALL GDIOBJ_FreeObjByHandle (HGDIOBJ hObj, DWORD ObjectType);
PGDIOBJ INTERNAL_CALL GDIOBJ_LockObj (HGDIOBJ hObj, DWORD ObjectType);
PGDIOBJ INTERNAL_CALL GDIOBJ_ShareLockObj (HGDIOBJ hObj, DWORD ObjectType);
+VOID INTERNAL_CALL GDIOBJ_LockMultipleObjs(ULONG ulCount, IN HGDIOBJ* ahObj, OUT PGDIOBJ* apObj);
PVOID INTERNAL_CALL GDI_MapHandleTable(PSECTION_OBJECT SectionObject, PEPROCESS Process);
#define GDIOBJFLAG_IGNOREPID (0x1)
#define GDIOBJFLAG_IGNORELOCK (0x2)
-BOOL FASTCALL NtGdiDeleteObject(HGDIOBJ hObject);
-BOOL FASTCALL IsObjectDead(HGDIOBJ);
-BOOL FASTCALL IntGdiSetDCOwnerEx( HDC, DWORD, BOOL);
+BOOL FASTCALL GreDeleteObject(HGDIOBJ hObject);
+BOOL FASTCALL IsObjectDead(HGDIOBJ);
+BOOL FASTCALL IntGdiSetDCOwnerEx( HDC, DWORD, BOOL);
+BOOL FASTCALL IntGdiSetRegionOwner(HRGN,DWORD);
+
+/*!
+ * Release GDI object. Every object locked by GDIOBJ_LockObj() must be unlocked.
+ * You should unlock the object
+ * as soon as you don't need to have access to it's data.
+ * \param Object Object pointer (as returned by GDIOBJ_LockObj).
+ */
+ULONG
+FORCEINLINE
+GDIOBJ_UnlockObjByPtr(POBJ Object)
+{
+ INT cLocks = InterlockedDecrement((PLONG)&Object->cExclusiveLock);
+ ASSERT(cLocks >= 0);
+ return cLocks;
+}
+
+ULONG
+FORCEINLINE
+GDIOBJ_ShareUnlockObjByPtr(POBJ Object)
+{
+ HGDIOBJ hobj = Object->hHmgr;
+ USHORT flags = Object->BaseFlags;
+ INT cLocks = InterlockedDecrement((PLONG)&Object->ulShareCount);
+ ASSERT(cLocks >= 0);
+ if ((flags & BASEFLAG_READY_TO_DIE) && (cLocks == 0))
+ {
+ GDIOBJ_SetOwnership(hobj, PsGetCurrentProcess());
+ GDIOBJ_FreeObjByHandle(hobj, GDI_OBJECT_TYPE_DONTCARE);
+ }
+ return cLocks;
+}
+
+#ifdef GDI_DEBUG
+ULONG FASTCALL GDIOBJ_IncrementShareCount(POBJ Object);
+#else
+ULONG
+FORCEINLINE
+GDIOBJ_IncrementShareCount(POBJ Object)
+{
+ INT cLocks = InterlockedIncrement((PLONG)&Object->ulShareCount);
+ ASSERT(cLocks >= 1);
+ return cLocks;
+}
#endif
+
+INT FASTCALL GreGetObjectOwner(HGDIOBJ, GDIOBJTYPE);
+
+#define GDIOBJ_GetKernelObj(Handle) \
+ ((PGDI_TABLE_ENTRY)&GdiHandleTable->Entries[GDI_HANDLE_GET_INDEX(Handle)])->KernelData