Nt32Pkg/Library/DxeWinNtLib/WinNtLib.c

   1 /*++
   2
   3 Copyright (c) 2006, Intel Corporation
   4 All rights reserved. This program and the accompanying materials
   5 are licensed and made available under the terms and conditions of the BSD License
   6 which accompanies this distribution.  The full text of the license may be found at
   7 http://opensource.org/licenses/bsd-license.php
   8
   9 THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
  10 WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
  11
  12 Module Name:
  13
  14   WinNtLib.c
  15
  16 Abstract:
  17
  18   WinNt Library
  19
  20 --*/
  21
  22
  23
  24 //
  25 // Include common header file for this module.
  26 //
  27 #include "CommonHeader.h"
  28
  29 EFI_WIN_NT_THUNK_PROTOCOL *gWinNt;
  30
  31 EFI_STATUS
  32 WinNtLibConstructor (
  33   IN EFI_HANDLE        ImageHandle,
  34   IN EFI_SYSTEM_TABLE  *SystemTable
  35   )
  36 /*++
  37
  38 Routine Description:
  39
  40 Arguments:
  41
  42 Returns:
  43
  44 --*/
  45 {
  46   EFI_HOB_GUID_TYPE        *GuidHob;
  47
  48   GuidHob = GetFirstGuidHob (&gEfiWinNtThunkProtocolGuid);
  49   ASSERT (GuidHob != NULL);
  50   gWinNt = (EFI_WIN_NT_THUNK_PROTOCOL *)(*(UINTN *)(GET_GUID_HOB_DATA (GuidHob)));
  51   ASSERT (gWinNt != NULL);
  52   return EFI_SUCCESS;
  53 }