Unix version of EFI emulator

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@2182 6f19259b-4bc3-4df7-8a09-765794883524

EdkUnixPkg/Library/DxeUnixLib/UnixLib.c

@@ -0,0 +1,48 @@
+/*++
+
+Copyright (c) 2006, Intel Corporation                                                         
+All rights reserved. This program and the accompanying materials                          
+are licensed and made available under the terms and conditions of the BSD License         
+which accompanies this distribution.  The full text of the license may be found at        
+http://opensource.org/licenses/bsd-license.php                                            
+                                                                                          
+THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,                     
+WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.             
+
+Module Name:
+
+  UnixLib.c
+
+Abstract:
+
+  Unix Library 
+
+--*/
+
+
+
+EFI_UNIX_THUNK_PROTOCOL *gUnix;
+
+EFI_STATUS
+UnixLibConstructor (
+  IN EFI_HANDLE        ImageHandle,
+  IN EFI_SYSTEM_TABLE  *SystemTable
+  )
+/*++
+
+Routine Description:
+
+Arguments:
+
+Returns:
+
+--*/
+{
+  EFI_HOB_GUID_TYPE        *GuidHob;
+
+  GuidHob = GetFirstGuidHob (&gEfiUnixThunkProtocolGuid);
+  ASSERT (GuidHob != NULL);
+  gUnix = (EFI_UNIX_THUNK_PROTOCOL *)(*(UINTN *)(GET_GUID_HOB_DATA (GuidHob)));
+  ASSERT (gUnix != NULL);
+  return EFI_SUCCESS;
+}