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/*==========================================================================;
* * Copyright (C) 1994-1999 Microsoft Corporation. All Rights Reserved. * * File: ddkcomp.h * Content: Compilation environment for Win9x code in NT kernel. * History: * Date By Reason * ==== == ====== * 03-Feb-98 DrewB Keep common code for DDraw heap. * ***************************************************************************/
#ifndef __NTDDKCOMP__
#define __NTDDKCOMP__
#if DBG
#define DEBUG
#else
#undef DEBUG
#endif
#ifndef INVALID_HANDLE_VALUE
#define INVALID_HANDLE_VALUE NULL
#endif
typedef DD_DIRECTDRAW_LOCAL *LPDDRAWI_DIRECTDRAW_LCL;typedef DD_DIRECTDRAW_GLOBAL *LPDDRAWI_DIRECTDRAW_GBL;typedef DD_SURFACE_LOCAL *LPDDRAWI_DDRAWSURFACE_LCL;typedef DD_SURFACE_GLOBAL *LPDDRAWI_DDRAWSURFACE_GBL;
typedef VIDEOMEMORYINFO VIDMEMINFO;typedef VIDMEMINFO *LPVIDMEMINFO;typedef VIDEOMEMORY VIDMEM;typedef VIDMEM *LPVIDMEM;
#ifndef ZeroMemory
#define ZeroMemory(pv, cBytes) RtlZeroMemory(pv, cBytes)
#endif
#define ZwCloseKey ZwClose
#define ABS(A) ((A) < 0 ? -(A) : (A))
//
// Sundown: in GDI, there are lots of places SIZE_T are used as interchangeable
// as ULONG or UINT or LONG or INT. On 64bit system, SIZE_T is int64 indeed.
// Since we are not making any GDI objects large objects right now, I just
// change all SIZE_T to ULONGSIZE_T here.
//
// The new type used is to easily identify the change later.
//
#define ULONGSIZE_T ULONG
#if defined(_X86_)
//
// Keep our own copy of this to avoid double indirections on probing
//
extern ULONG_PTR DxgUserProbeAddress;
#undef MM_USER_PROBE_ADDRESS
#define MM_USER_PROBE_ADDRESS DxgUserProbeAddress
#endif // defined(_X86_)
//
// Macro to check memory allocation overflow.
//
#define MAXIMUM_POOL_ALLOC (PAGE_SIZE * 10000)
#define BALLOC_OVERFLOW1(c,st) (c > (MAXIMUM_POOL_ALLOC/sizeof(st)))
#define BALLOC_OVERFLOW2(c,st1,st2) (c > (MAXIMUM_POOL_ALLOC/(sizeof(st1)+sizeof(st2))))
//
// Debugger output macros
//
#define DDASSERT(Expr) ASSERTGDI(Expr, "DDASSERT")
#define VDPF(Args)
#ifdef DEBUG
VOID WINAPI DoRip(PSZ); VOID WINAPI DoWarning(PSZ,LONG);
#define RIP(x) DoRip((PSZ) x)
#define ASSERTGDI(x,y) if(!(x)) DoRip((PSZ) y)
#define WARNING(x) DoWarning(x,0)
#define WARNING1(x) DoWarning(x,1)
#define RECORD_DRIVER_EXCEPTION() DbgPrint("Driver caused exception - %s line %u\n",__FILE__,__LINE__);
#else
#define RIP(x)
#define ASSERTGDI(x,y)
#define WARNING(x)
#define WARNING1(x)
#define RECORD_DRIVER_EXCEPTION()
#endif
//
// Allocated memory is zero-filled.
//
#define MemAlloc(cBytes) PALLOCMEM(cBytes, 'pddD')
#define MemFree(pv) VFREEMEM(pv)
#define PALLOCMEM(cBytes,tag) EngAllocMem(FL_ZERO_MEMORY,cBytes,tag)
#define PALLOCNOZ(cBytes,tag) EngAllocMem(0,cBytes,tag)
#define PALLOCNONPAGED(cBytes,tag) EngAllocMem(FL_ZERO_MEMORY|FL_NONPAGED_MEMORY,cBytes,tag)
#define VFREEMEM(pv) EngFreeMem(pv)
//
// From ntos\inc\pool.h
//
#define SESSION_POOL_MASK 32
//
// Error messages
//
#define SAVE_ERROR_CODE(x) EngSetLastError((x))
//
// Macro to see if terminal server or not
//
#define ISTS() DxEngIsTermSrv()
//
// Macro to increment display uniqueness
//
#define INC_DISPLAY_UNIQUENESS() DxEngIncDispUniq()
//
// Macro
//
#define VISRGN_UNIQUENESS() DxEngVisRgnUniq()
//
// Macro
//
#define SURFOBJ_HOOK(pso) ((FLONG)DxEngGetSurfaceData(pso,SURF_HOOKFLAGS))
#endif // __NTDDKCOMP__
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