windows-nt/Source/XPSP1/NT/base/published/nxamd64.w

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2020-09-26 03:20:57 -05:00
/*++
Copyright (c) Microsoft Corporation. All rights reserved.
Module Name:
nxamd64.w
Abstract:
User mode visible AMD64 specific structures and constants.
This file contains platform specific definitions that are included
after all other files have been included from nt.h.
Author:
David N. Cutler (davec) 6-May-2000
Revision History:
--*/
#ifndef _NXAMD64_
#define _NXAMD64_
#if _MSC_VER > 1000
#pragma once
#endif
#ifdef __cplusplus
extern "C" {
#endif
//
// Define platform specific functions to access the TEB.
//
// begin_winnt
#if defined(_M_AMD64) && !defined(__midl)
// end_winnt
__forceinline
PTEB
NtCurrentTeb (
VOID
)
{
return (PTEB)__readgsqword(FIELD_OFFSET(NT_TIB, Self));
}
// begin_winnt
__forceinline
PVOID
GetCurrentFiber (
VOID
)
{
return (PVOID)__readgsqword(FIELD_OFFSET(NT_TIB, FiberData));
}
__forceinline
PVOID
GetFiberData (
VOID
)
{
return *(PVOID *)GetCurrentFiber();
}
#endif // _M_AMD64 && !defined(__midl)
// end_winnt
#ifdef __cplusplus
}
#endif
#endif // _NXAMD64_