ShellPkg/Library/UefiShellInstall1CommandsLib/UefiShellInstall1CommandsLib.c

   1 /** @file
   2   Main file for NULL named library for install1 shell command functions.
   3
   4   Copyright (c) 2010 - 2011, Intel Corporation. All rights reserved.<BR>
   5   SPDX-License-Identifier: BSD-2-Clause-Patent
   6
   7 **/
   8
   9 #include <Library/BcfgCommandLib.h>
  10
  11 /**
  12   Constructor for the Shell Level 1 Commands library.
  13
  14   Install the handlers for level 1 UEFI Shell 2.0 commands.
  15
  16   @param ImageHandle    the image handle of the process
  17   @param SystemTable    the EFI System Table pointer
  18
  19   @retval EFI_SUCCESS        the shell command handlers were installed sucessfully
  20   @retval EFI_UNSUPPORTED    the shell level required was not found.
  21 **/
  22 EFI_STATUS
  23 EFIAPI
  24 ShellInstall1CommandsLibConstructor (
  25   IN EFI_HANDLE        ImageHandle,
  26   IN EFI_SYSTEM_TABLE  *SystemTable
  27   )
  28 {
  29   //
  30   // check our bit of the profiles mask
  31   //
  32   if ((PcdGet8 (PcdShellProfileMask) & BIT2) == 0) {
  33     return (EFI_SUCCESS);
  34   }
  35
  36   return (BcfgLibraryRegisterBcfgCommand (ImageHandle, SystemTable, L"Install1"));
  37 }
  38
  39 /**
  40   Destructor for the library.  free any resources.
  41
  42   @param ImageHandle            The image handle of the process.
  43   @param SystemTable            The EFI System Table pointer.
  44 **/
  45 EFI_STATUS
  46 EFIAPI
  47 ShellInstall1CommandsLibDestructor (
  48   IN EFI_HANDLE        ImageHandle,
  49   IN EFI_SYSTEM_TABLE  *SystemTable
  50   )
  51 {
  52   return (BcfgLibraryUnregisterBcfgCommand (ImageHandle, SystemTable));
  53 }