MdePkg/Library/IfrSupportLib/UefiIfrCommon.c

   1 /** @file
   2 Utility functions which helps in opcode creation, HII configuration string manipulations,
   3 pop up window creations, setup browser persistence data set and get.
   4
   5 Copyright (c) 2007 - 2008, Intel Corporation
   6 All rights reserved. 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
  16 #include "UefiIfrLibraryInternal.h"
  17
  18 EFI_HII_DATABASE_PROTOCOL *gIfrLibHiiDatabase;
  19 EFI_HII_STRING_PROTOCOL   *gIfrLibHiiString;
  20
  21
  22 /**
  23   IfrSupportLib's constructor. It locates the required protocol:
  24   gEfiHiiDatabaseProtocolGuid and gEfiHiiStringProtocolGuid.
  25
  26   @param ImageHandle     The firmware allocated handle for the EFI image.
  27
  28   @param SystemTable     A pointer to the EFI System Table.
  29
  30   @retval EFI_SUCCESS    This function always completes successfully.
  31
  32 **/
  33 EFI_STATUS
  34 EFIAPI
  35 IfrSupportLibConstructor (
  36   IN EFI_HANDLE           ImageHandle,
  37   IN EFI_SYSTEM_TABLE     *SystemTable
  38   )
  39 {
  40   EFI_STATUS  Status;
  41
  42   Status = gBS->LocateProtocol (&gEfiHiiDatabaseProtocolGuid, NULL, (VOID **) &gIfrLibHiiDatabase);
  43   ASSERT_EFI_ERROR (Status);
  44
  45   Status = gBS->LocateProtocol (&gEfiHiiStringProtocolGuid, NULL, (VOID **) &gIfrLibHiiString);
  46   ASSERT_EFI_ERROR (Status);
  47
  48   return EFI_SUCCESS;
  49 }
  50
  51