MdePkg/Library/BasePeCoffLib/PeCoffLoaderEx.c

   1 /** @file
   2   Specific relocation fixups for none Itanium architecture.
   3
   4   Copyright (c) 2006 - 2018, Intel Corporation. All rights reserved.<BR>
   5   SPDX-License-Identifier: BSD-2-Clause-Patent
   6
   7 **/
   8
   9 #include "BasePeCoffLibInternals.h"
  10
  11 /**
  12   Performs an Itanium-based specific relocation fixup and is a no-op on other
  13   instruction sets.
  14
  15   @param  Reloc       The pointer to the relocation record.
  16   @param  Fixup       The pointer to the address to fix up.
  17   @param  FixupData   The pointer to a buffer to log the fixups.
  18   @param  Adjust      The offset to adjust the fixup.
  19
  20   @return Status code.
  21
  22 **/
  23 RETURN_STATUS
  24 PeCoffLoaderRelocateImageEx (
  25   IN UINT16     *Reloc,
  26   IN OUT CHAR8  *Fixup,
  27   IN OUT CHAR8  **FixupData,
  28   IN UINT64     Adjust
  29   )
  30 {
  31   return RETURN_UNSUPPORTED;
  32 }
  33
  34 /**
  35   Returns TRUE if the machine type of PE/COFF image is supported. Supported
  36   does not mean the image can be executed it means the PE/COFF loader supports
  37   loading and relocating of the image type. It's up to the caller to support
  38   the entry point.
  39
  40   The IA32/X64 version PE/COFF loader/relocater both support IA32, X64 and EBC images.
  41
  42   @param  Machine   The machine type from the PE Header.
  43
  44   @return TRUE if this PE/COFF loader can load the image
  45
  46 **/
  47 BOOLEAN
  48 PeCoffLoaderImageFormatSupported (
  49   IN  UINT16  Machine
  50   )
  51 {
  52   if ((Machine == IMAGE_FILE_MACHINE_I386) || (Machine == IMAGE_FILE_MACHINE_X64) ||
  53       (Machine == IMAGE_FILE_MACHINE_EBC) || (Machine == IMAGE_FILE_MACHINE_ARM64))
  54   {
  55     return TRUE;
  56   }
  57
  58   return FALSE;
  59 }
  60
  61 /**
  62   Performs an Itanium-based specific re-relocation fixup and is a no-op on other
  63   instruction sets. This is used to re-relocated the image into the EFI virtual
  64   space for runtime calls.
  65
  66   @param  Reloc       The pointer to the relocation record.
  67   @param  Fixup       The pointer to the address to fix up.
  68   @param  FixupData   The pointer to a buffer to log the fixups.
  69   @param  Adjust      The offset to adjust the fixup.
  70
  71   @return Status code.
  72
  73 **/
  74 RETURN_STATUS
  75 PeHotRelocateImageEx (
  76   IN UINT16     *Reloc,
  77   IN OUT CHAR8  *Fixup,
  78   IN OUT CHAR8  **FixupData,
  79   IN UINT64     Adjust
  80   )
  81 {
  82   return RETURN_UNSUPPORTED;
  83 }