reactos/win32ss/reactx/dxg/dxg_int.h

   1 #ifndef _DXG_PCH_
   2 #define _DXG_PCH_
   3
   4 #include <ntifs.h>
   5
   6 /* Win32 Headers */
   7 #define WINBASEAPI
   8 #define STARTF_USESIZE 2
   9 #define STARTF_USEPOSITION 4
  10 #define INTERNAL_CALL NTAPI
  11 #define NT_BUILD_ENVIRONMENT
  12
  13 #include <windef.h>
  14 #include <winerror.h>
  15 #include <wingdi.h>
  16 #include <winddi.h>
  17
  18 /* DXG treats this as opaque */
  19 typedef PVOID PDC;
  20 typedef PVOID PW32THREAD;
  21
  22 typedef struct _DD_BASEOBJECT
  23 {
  24   HGDIOBJ     hHmgr;
  25   ULONG       ulShareCount;
  26   USHORT      cExclusiveLock;
  27   USHORT      BaseFlags;
  28   PW32THREAD  Tid;
  29 } DD_BASEOBJECT, *PDD_BASEOBJECT;
  30
  31 #include <drivers/directx/directxint.h>
  32 #include <drivers/directx/dxg.h>
  33 #include <drivers/directx/dxeng.h>
  34
  35 #include "tags.h"
  36
  37 #define ObjType_DDSURFACE_TYPE    2
  38 #define ObjType_DDVIDEOPORT_TYPE  4
  39 #define ObjType_DDMOTIONCOMP_TYPE 5
  40
  41  typedef struct _DD_ENTRY
  42 {
  43     union
  44     {
  45         PDD_BASEOBJECT pobj;
  46         HANDLE hFree;
  47     };
  48     union
  49     {
  50          ULONG ulObj;
  51          struct
  52          {
  53                 USHORT Count;
  54                 USHORT Lock;
  55                 HANDLE Pid;
  56          };
  57     } ObjectOwner;
  58     USHORT FullUnique;
  59     UCHAR Objt;
  60     UCHAR Flags;
  61     PVOID pUser;
  62 } DD_ENTRY, *PDD_ENTRY;
  63
  64 typedef struct _EDD_SURFACE_LOCAL
  65 {
  66      DD_BASEOBJECT Object;
  67      DD_SURFACE_LOCAL Surfacelcl;
  68 } EDD_SURFACE_LOCAL, *PEDD_SURFACE_LOCAL;
  69
  70 /* exported functions */
  71 NTSTATUS NTAPI DriverEntry(IN PVOID Context1, IN PVOID Context2);
  72 NTSTATUS NTAPI GsDriverEntry(IN PVOID Context1, IN PVOID Context2);
  73 NTSTATUS APIENTRY DxDdCleanupDxGraphics(VOID);
  74 BOOL NTAPI DxDdEnableDirectDraw(PVOID arg1, BOOL arg2);
  75
  76 /* Global pointers */
  77 extern ULONG gcSizeDdHmgr;
  78 extern PDD_ENTRY gpentDdHmgr;
  79 extern ULONG gcMaxDdHmgr;
  80 extern PDD_ENTRY gpentDdHmgrLast;
  81 extern HANDLE ghFreeDdHmgr;
  82 extern HSEMAPHORE ghsemHmgr;
  83 extern LONG gcDummyPageRefCnt;
  84 extern HSEMAPHORE ghsemDummyPage;
  85 extern VOID *gpDummyPage;
  86 extern PEPROCESS gpepSession;
  87 extern PLARGE_INTEGER gpLockShortDelay;
  88
  89 /* Driver list export functions */
  90 DWORD NTAPI DxDxgGenericThunk(ULONG_PTR ulIndex, ULONG_PTR ulHandle, SIZE_T *pdwSizeOfPtr1, PVOID pvPtr1, SIZE_T *pdwSizeOfPtr2, PVOID pvPtr2);
  91 DWORD NTAPI DxDdIoctl(ULONG ulIoctl, PVOID pBuffer, ULONG ulBufferSize);
  92 PDD_SURFACE_LOCAL NTAPI DxDdLockDirectDrawSurface(HANDLE hDdSurface);
  93 BOOL NTAPI DxDdUnlockDirectDrawSurface(PDD_SURFACE_LOCAL pSurface);
  94
  95 /* Internal functions */
  96 BOOL FASTCALL VerifyObjectOwner(PDD_ENTRY pEntry);
  97 BOOL FASTCALL DdHmgCreate(VOID);
  98 BOOL FASTCALL DdHmgDestroy(VOID);
  99 PVOID FASTCALL DdHmgLock(HANDLE DdHandle, UCHAR ObjectType, BOOLEAN LockOwned);
 100
 101 /* define stuff */
 102 #define drvDxEngLockDC          gpEngFuncs[DXENG_INDEX_DxEngLockDC]
 103 #define drvDxEngGetDCState      gpEngFuncs[DXENG_INDEX_DxEngGetDCState]
 104 #define drvDxEngGetHdevData     gpEngFuncs[DXENG_INDEX_DxEngGetHdevData]
 105 #define drvDxEngUnlockDC        gpEngFuncs[DXENG_INDEX_DxEngUnlockDC]
 106 #define drvDxEngUnlockHdev      gpEngFuncs[DXENG_INDEX_DxEngUnlockHdev]
 107 #define drvDxEngLockHdev        gpEngFuncs[DXENG_INDEX_DxEngLockHdev]
 108
 109 #endif /* _DXG_PCH_ */