ShellPkg/DynamicCommand/DpDynamicCommand/DpApp.c

   1 /** @file
   2   Entrypoint of "dp" shell standalone application.
   3
   4   Copyright (c) 2017, Intel Corporation. All rights reserved. <BR>
   5
   6   This program and the accompanying materials
   7   are licensed and made available under the terms and conditions of the BSD License
   8   which accompanies this distribution.  The full text of the license may be found at
   9   http://opensource.org/licenses/bsd-license.php
  10
  11   THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
  12   WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
  13
  14 **/
  15 #include "Dp.h"
  16
  17 //
  18 // String token ID of help message text.
  19 // Shell supports to find help message in the resource section of an application image if
  20 // .MAN file is not found. This global variable is added to make build tool recognizes
  21 // that the help string is consumed by user and then build tool will add the string into
  22 // the resource section. Thus the application can use '-?' option to show help message in
  23 // Shell.
  24 //
  25 GLOBAL_REMOVE_IF_UNREFERENCED EFI_STRING_ID mStringHelpTokenId = STRING_TOKEN (STR_GET_HELP_DP);
  26
  27 /**
  28   Entry point of Tftp standalone application.
  29
  30   @param ImageHandle            The image handle of the process.
  31   @param SystemTable            The EFI System Table pointer.
  32
  33   @retval EFI_SUCCESS           Tftp command is executed sucessfully.
  34   @retval EFI_ABORTED           HII package was failed to initialize.
  35   @retval others                Other errors when executing tftp command.
  36 **/
  37 EFI_STATUS
  38 EFIAPI
  39 DpAppInitialize (
  40   IN EFI_HANDLE               ImageHandle,
  41   IN EFI_SYSTEM_TABLE         *SystemTable
  42   )
  43 {
  44   EFI_STATUS                  Status;
  45   mDpHiiHandle = InitializeHiiPackage (ImageHandle);
  46   if (mDpHiiHandle == NULL) {
  47     return EFI_ABORTED;
  48   }
  49
  50   Status = (EFI_STATUS)RunDp (ImageHandle, SystemTable);
  51   HiiRemovePackages (mDpHiiHandle);
  52   return Status;
  53 }