EmbeddedPkg/Library/LzmaHobCustomDecompressLib/LzmaHobCustomDecompressLib.c

   1 /** @file
   2   LZMA Decompress GUIDed Section Extraction Library.
   3   It wraps Lzma decompress interfaces to GUIDed Section Extraction interfaces
   4   and registers them into GUIDed handler table.
   5
   6   Copyright (c) 2009, Intel Corporation<BR>
   7   All rights reserved. This program and the accompanying materials
   8   are licensed and made available under the terms and conditions of the BSD License
   9   which accompanies this distribution.  The full text of the license may be found at
  10   http://opensource.org/licenses/bsd-license.php
  11
  12   THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
  13   WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
  14
  15 **/
  16
  17 #include <PiDxe.h>
  18 #include <Library/HobLib.h>
  19 #include <Library/ExtractGuidedSectionLib.h>
  20
  21 #include <Guid/ExtractSection.h>
  22 #include <Guid/LzmaDecompress.h>
  23
  24
  25 /**
  26   Register LzmaDecompress and LzmaDecompressGetInfo handlers with LzmaCustomerDecompressGuid.
  27
  28   @retval  RETURN_SUCCESS            Register successfully.
  29   @retval  RETURN_OUT_OF_RESOURCES   No enough memory to store this handler.
  30 **/
  31 EFI_STATUS
  32 EFIAPI
  33 LzmaDecompressLibConstructor (
  34   )
  35 {
  36   EXTRACT_SECTION_HOB   *Hob;
  37
  38   Hob = GetFirstGuidHob (&gLzmaCustomDecompressGuid);
  39   if (Hob == NULL) {
  40     return EFI_NOT_FOUND;
  41   }
  42
  43   // Locate Guided Hob
  44
  45   return ExtractGuidedSectionRegisterHandlers (
  46           &gLzmaCustomDecompressGuid,
  47           Hob->SectionGetInfo,
  48           Hob->SectionExtraction
  49           );
  50 }