// Implementation

	DDGPELock(pd);
	pd->ddRVal = DD_OK;

	return DDHAL_DRIVER_HANDLED;
}


DWORD WINAPI HalUnlock( LPDDHAL_UNLOCKDATA pd )
{
	DEBUGENTER( HalUnlock );
	/*
	typedef struct _DDHAL_UNLOCKDATA
	{
	    LPDDRAWI_DIRECTDRAW_GBL     lpDD;           // driver struct
	    LPDDRAWI_DDRAWSURFACE_LCL   lpDDSurface;    // surface struct
	    HRESULT                     ddRVal;			// return value
	    LPDDHALSURFCB_UNLOCK        Unlock;         // PRIVATE: ptr to callback
	} DDHAL_UNLOCKDATA;
	*/

	// Implementation

    DDGPEUnlock(pd);
    pd->ddRVal = DD_OK;

    return DDHAL_DRIVER_HANDLED;
}


//////////////////////////// DDHAL_DDSURFACECALLBACKS ////////////////////////////

DWORD WINAPI HalDestroySurface( LPDDHAL_DESTROYSURFACEDATA pd )
{
	DEBUGENTER( HalDestroySurface );
	/*
	typedef struct _DDHAL_DESTROYSURFACEDATA
	{
	    LPDDRAWI_DIRECTDRAW_GBL     lpDD;           // driver struct
	    LPDDRAWI_DDRAWSURFACE_LCL   lpDDSurface;    // surface struct
	    HRESULT                     ddRVal;         // return value
	    LPDDHALSURFCB_DESTROYSURFACE DestroySurface;// PRIVATE: ptr to callback
		BOOL						fDestroyGlobal;
	} DDHAL_DESTROYSURFACEDATA;
	*/

	// Implementation
//    DEBUGMSG(1, (TEXT("HalDestroySurface.\r\n")));

    NCGSurf* pSurf = (NCGSurf*)DDGPESurf::GetDDGPESurf(pd->lpDDSurface);
    if (pSurf) {
        DEBUGMSG(GPE_ZONE_CREATE, (TEXT("Destroy NCGSurf = 0x%08x (0x%08x)\r\n"), pSurf, pSurf->Buffer()));
    }
    DDGPEDestroySurface(pd);
	pd->ddRVal = DD_OK;

	return DDHAL_DRIVER_HANDLED;
}


DWORD WINAPI HalSetSurfaceDesc(LPDDHAL_HALSETSURFACEDESCDATA pd)
{
	DEBUGENTER( HalSetSurfaceDesc );
	/*
		typedef struct _DDHAL_HALSETSURFACEDESCDATA
		{
		    DWORD       	dwSize;             	// Size of this structure
		    LPDDRAWI_DDRAWSURFACE_LCL  lpDDSurface; // Surface
			LPDDSURFACEDESC	lpddsd;					// Description of surface
		    HRESULT     	ddrval;
		} DDHAL_HALSETSURFACEDESCDATA;
	*/

	// Implementation
	pd->ddrval = DD_OK;

	return DDHAL_DRIVER_HANDLED;
}


DWORD WINAPI HalFlip( LPDDHAL_FLIPDATA pd )
{
	DEBUGENTER( HalFlip );
	/*
	typedef struct _DDHAL_FLIPDATA
	{
	    LPDDRAWI_DIRECTDRAW_GBL     lpDD;           // driver struct
	    LPDDRAWI_DDRAWSURFACE_LCL   lpSurfCurr;     // current surface
	    LPDDRAWI_DDRAWSURFACE_LCL   lpSurfTarg;     // target surface (to flip to)
	    DWORD                       dwFlags;        // flags
	    HRESULT                     ddRVal;         // return value
	    LPDDHALSURFCB_FLIP          Flip;           // PRIVATE: ptr to callback
	} DDHAL_FLIPDATA;
	*/

	return ((NCG*)g_pGPE)->Flip(pd);
}


DWORD WINAPI HalSetClipList( LPDDHAL_SETCLIPLISTDATA pd )
{
	DEBUGENTER( HalSetClipList );
	/*
	typedef struct _DDHAL_SETCLIPLISTDATA
	{
	    LPDDRAWI_DIRECTDRAW_GBL     lpDD;           // driver struct
	    LPDDRAWI_DDRAWSURFACE_LCL   lpDDSurface;    // surface struct
	    HRESULT                     ddRVal;         // return value
	    LPDDHALSURFCB_SETCLIPLIST   SetClipList;    // PRIVATE: ptr to callback
	} DDHAL_SETCLIPLISTDATA;
	*/

	// Implementation
	pd->ddRVal = DD_OK;

	return DDHAL_DRIVER_HANDLED;
}


DWORD WINAPI HalBlt( LPDDHAL_BLTDATA pd )
{
	DEBUGENTER( HalBlt );
	/*
	typedef struct _DDHAL_BLTDATA
	{
	    LPDDRAWI_DIRECTDRAW_GBL     lpDD;           // driver struct
	    LPDDRAWI_DDRAWSURFACE_LCL   lpDDDestSurface;// dest surface
	    RECTL                       rDest;          // dest rect
	    LPDDRAWI_DDRAWSURFACE_LCL   lpDDSrcSurface; // src surface
	    RECTL                       rSrc;           // src rect
	    DWORD                       dwFlags;        // blt flags
	    DWORD                       dwROPFlags;     // ROP flags (valid for ROPS only)
	    DDBLTFX                     bltFX;          // blt FX
	    HRESULT                     ddRVal;         // return value
	    LPDDHALSURFCB_BLT           Blt;            // PRIVATE: ptr to callback
	} DDHAL_BLTDATA;
	*/

	// Implementation

	return ((NCG*)g_pGPE)->Blt(pd);
}


// not to be confused with
// DWORD WINAPI HalSetColorKey( LPDDHAL_DRVSETCOLORKEYDATA pd )
DWORD WINAPI HalSetColorKey( LPDDHAL_SETCOLORKEYDATA pd )
{
	DEBUGENTER( HalSetColorKey );
	/*
	typedef struct _DDHAL_DRVSETCOLORKEYDATA
	{
	    LPDDRAWI_DDRAWSURFACE_LCL   lpDDSurface;    // surface struct
	    DWORD                       dwFlags;        // flags
	    DDCOLORKEY                  ckNew;          // new color key
	    HRESULT                     ddRVal;         // return value
	    LPDDHAL_SETCOLORKEY         SetColorKey;    // PRIVATE: ptr to callback
	} DDHAL_DRVSETCOLORKEYDATA;
	*/

	pd->ddRVal = DD_OK;
	return DDHAL_DRIVER_HANDLED;
}


DWORD WINAPI HalAddAttachedSurface( LPDDHAL_ADDATTACHEDSURFACEDATA pd )
{
	DEBUGENTER( HalAddAttachedSurface );
	/*
	typedef struct _DDHAL_ADDATTACHEDSURFACEDATA
	{
	    LPDDRAWI_DIRECTDRAW_GBL		lpDD;           // driver struct
	    LPDDRAWI_DDRAWSURFACE_LCL	lpDDSurface;    // surface struct
	    LPDDRAWI_DDRAWSURFACE_LCL	lpSurfAttached; // surface to attach
	    HRESULT						ddRVal;         // return value
	    LPDDHALSURFCB_ADDATTACHEDSURFACE AddAttachedSurface;
	    											// PRIVATE: ptr to callback
	} DDHAL_ADDATTACHEDSURFACEDATA;
	*/

	// Implementation
	pd->ddRVal = DD_OK;

	return DDHAL_DRIVER_HANDLED;
}


DWORD WINAPI HalGetBltStatus( LPDDHAL_GETBLTSTATUSDATA pd )
{
	DEBUGENTER( HalGetBltStatus );
	/*
	typedef struct _DDHAL_GETBLTSTATUSDATA
	{
	    LPDDRAWI_DIRECTDRAW_GBL     lpDD;           // driver struct
	    LPDDRAWI_DDRAWSURFACE_LCL   lpDDSurface;    // surface struct
	    DWORD                       dwFlags;        // flags
	    HRESULT                     ddRVal;         // return value
	    LPDDHALSURFCB_GETBLTSTATUS  GetBltStatus;   // PRIVATE: ptr to callback
	} DDHAL_GETBLTSTATUSDATA;
	*/

	// Implementation

	pd->ddRVal = ((NCG*)g_pGPE)->GetBltStatus(pd->lpDDSurface, pd->dwFlags);

	return DDHAL_DRIVER_HANDLED;
}


DWORD WINAPI HalGetFlipStatus( LPDDHAL_GETFLIPSTATUSDATA pd )
{
	DEBUGENTER( HalGetFlipStatus );
	/*
	typedef struct _DDHAL_GETFLIPSTATUSDATA
	{
	    LPDDRAWI_DIRECTDRAW_GBL     lpDD;           // driver struct
	    LPDDRAWI_DDRAWSURFACE_LCL   lpDDSurface;    // surface struct
	    DWORD                       dwFlags;        // flags
	    HRESULT                     ddRVal;         // return value
	    LPDDHALSURFCB_GETFLIPSTATUS GetFlipStatus;  // PRIVATE: ptr to callback
	} DDHAL_GETFLIPSTATUSDATA;
	*/

	// Implementation

	return ((NCG*)g_pGPE)->GetFlipStatus(pd);
}


DWORD WINAPI HalUpdateOverlay( LPDDHAL_UPDATEOVERLAYDATA pd )
{
	DEBUGENTER( HalUpdateOverlay );
	/*
	typedef struct _DDHAL_UPDATEOVERLAYDATA
	{
	    LPDDRAWI_DIRECTDRAW_GBL     lpDD;           // driver struct
	    LPDDRAWI_DDRAWSURFACE_LCL   lpDDDestSurface;// dest surface
	    RECTL                       rDest;          // dest rect
	    LPDDRAWI_DDRAWSURFACE_LCL   lpDDSrcSurface; // src surface
	    RECTL                       rSrc;           // src rect
	    DWORD                       dwFlags;        // flags
	    DDOVERLAYFX                 overlayFX;      // overlay FX
	    HRESULT                     ddRVal;         // return value
	    LPDDHALSURFCB_UPDATEOVERLAY UpdateOverlay;  // PRIVATE: ptr to callback
	} DDHAL_UPDATEOVERLAYDATA;
	*/


	// Implementation

    pd->ddRVal = DDERR_UNSUPPORTED;
    return DDHAL_DRIVER_HANDLED;
}


DWORD WINAPI HalSetOverlayPosition( LPDDHAL_SETOVERLAYPOSITIONDATA pd )
{
	DEBUGENTER( HalSetOverlayPosition );
	/*
	typedef struct _DDHAL_SETOVERLAYPOSITIONDATA
	{
	    LPDDRAWI_DIRECTDRAW_GBL     lpDD;           // driver struct
	    LPDDRAWI_DDRAWSURFACE_LCL   lpDDSrcSurface; // src surface
	    LPDDRAWI_DDRAWSURFACE_LCL   lpDDDestSurface;// dest surface
	    LONG                        lXPos;          // x position
	    LONG                        lYPos;          // y position
	    HRESULT                     ddRVal;         // return value
	    LPDDHALSURFCB_SETOVERLAYPOSITION SetOverlayPosition;
	    											// PRIVATE: ptr to callback
	} DDHAL_SETOVERLAYPOSITIONDATA;
	*/

	// Implementation

    pd->ddRVal = DDERR_UNSUPPORTED;
    return DDHAL_DRIVER_HANDLED;
}


DWORD WINAPI HalSetPalette( LPDDHAL_SETPALETTEDATA pd )
{
	DEBUGENTER( HalSetPalette );
	/*
	typedef struct _DDHAL_SETPALETTEDATA
	{
	    LPDDRAWI_DIRECTDRAW_GBL     lpDD;           // driver struct
	    LPDDRAWI_DDRAWSURFACE_LCL   lpDDSurface;    // surface struct
	    LPDDRAWI_DDRAWPALETTE_GBL   lpDDPalette;    // palette to set to surface
	    HRESULT                     ddRVal;         // return value
	    LPDDHALSURFCB_SETPALETTE    SetPalette;     // PRIVATE: ptr to callback
	    BOOL                        Attach;         // attach this palette?
	} DDHAL_SETPALETTEDATA;
	*/

	// Implementation
	pd->ddRVal = DD_OK;

	return DDHAL_DRIVER_HANDLED;
}