[WIN32K]

[reactos.git] / subsystems / win32 / win32k / include / gdiobj.h

diff --git a/subsystems/win32/win32k/include/gdiobj.h b/subsystems/win32/win32k/include/gdiobj.h
index a31df8f..40ca099 100644 (file)
--- a/subsystems/win32/win32k/include/gdiobj.h
+++ b/subsystems/win32/win32k/include/gdiobj.h
@@ -3,8 +3,7 @@
  *
  */
 
-#ifndef __WIN32K_GDIOBJ_H
-#define __WIN32K_GDIOBJ_H
+#pragma once
 
 /* Public GDI Object/Handle definitions */
 #include <win32k/ntgdihdl.h>
@@ -21,7 +20,7 @@ typedef struct _GDI_HANDLE_TABLE
   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;
 
@@ -35,6 +34,7 @@ extern PGDI_HANDLE_TABLE GdiHandleTable;
 typedef PVOID PGDIOBJ;
 
 typedef BOOL (INTERNAL_CALL *GDICLEANUPPROC)(PVOID ObjectBody);
+typedef VOID (INTERNAL_CALL *GDILOCKOBJPROC)(PVOID ObjectBody);
 
 /* Every GDI Object must have this standard type of header.
  * It's for thread locking. */
@@ -44,7 +44,7 @@ typedef struct _BASEOBJECT
   ULONG       ulShareCount;
   USHORT      cExclusiveLock;
   USHORT      BaseFlags;
-  PW32THREAD  Tid;
+  PTHREADINFO Tid;
 } BASEOBJECT, *POBJ;
 
 typedef struct _CLIENTOBJ
@@ -54,15 +54,17 @@ 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);
@@ -70,6 +72,7 @@ VOID    INTERNAL_CALL GDIOBJ_FreeObj (POBJ pObj, UCHAR 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);
 
@@ -80,8 +83,53 @@ PVOID   INTERNAL_CALL GDI_MapHandleTable(PSECTION_OBJECT SectionObject, PEPROCES
 #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_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);