windows-nt/Source/XPSP1/NT/drivers/video/ms/headless/disp/driver.h
2020-09-26 16:20:57 +08:00

42 lines
1.7 KiB
C

/******************************Module*Header*******************************\
* Module Name: driver.h
*
* Contains prototypes for the display driver.
*
* Copyright (c) 2000 Microsoft Corporation
\**************************************************************************/
typedef struct _PDEV PDEV; // Handy forward declaration
//////////////////////////////////////////////////////////////////////
// Miscellaneous shared stuff
#define DLL_NAME L"headlessd" // Name of the DLL in UNICODE
#define STANDARD_DEBUG_PREFIX "HEADLESS: " // All debug output is prefixed
// by this string
#define ALLOC_TAG 'rgvD' // Dvgr // Hdls
// Four byte tag (characters in
// reverse order) used for
// memory allocations
#define DRIVER_EXTRA_SIZE 0 // Size of the DriverExtra information in the
// DEVMODE structure
////////////////////////////////////////////////////////////////////////
// The Physical Device data structure
typedef struct _PDEV
{
HANDLE hDriver; // Handle to \Device\Screen
HDEV hdevEng; // Engine's handle to PDEV
LONG cxScreen; // Visible screen width
LONG cyScreen; // Visible screen height
HPALETTE hpalDefault; // GDI handle to the default palette.
SURFOBJ* pso; // DIB copy of our surface to which we
// have GDI draw everything
} PDEV, *PPDEV;