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/**@file

Copyright (c) 2006 - 2009, Intel Corporation. All rights reserved.<BR>
Portions copyright (c) 2008 - 2010, Apple Inc. All rights reserved.<BR>
Portions copyright (c) 2011 - 2012, ARM Ltd. All rights reserved.<BR>

SPDX-License-Identifier: BSD-2-Clause-Patent

**/

#include <PiDxe.h>
#include <Library/PeCoffLib.h>

#include <Library/BaseLib.h>
#include <Library/DebugLib.h>
#include <Library/BaseMemoryLib.h>
#include <Library/PeCoffExtraActionLib.h>
#include <Library/PrintLib.h>

/**
  If the build is done on cygwin the paths are cygpaths.
  /cygdrive/c/tmp.txt vs c:\tmp.txt so we need to convert
  them to work with RVD commands

  @param  Name  Path to convert if needed

**/
CHAR8 *
DeCygwinPathIfNeeded (
  IN  CHAR8  *Name,
  IN  CHAR8  *Temp,
  IN  UINTN  Size
  )
{
  CHAR8  *Ptr;
  UINTN  Index;
  UINTN  Index2;

  Ptr = AsciiStrStr (Name, "/cygdrive/");
  if (Ptr == NULL) {
    return Name;
  }

  for (Index = 9, Index2 = 0; (Index < (Size + 9)) && (Ptr[Index] != '\0'); Index++, Index2++) {
    Temp[Index2] = Ptr[Index];
    if (Temp[Index2] == '/') {
      Temp[Index2] = '\\';
    }

    if (Index2 == 1) {
      Temp[Index2 - 1] = Ptr[Index];
      Temp[Index2]     = ':';
    }
  }

  return Temp;
}

/**
  Performs additional actions after a PE/COFF image has been loaded and relocated.

  If ImageContext is NULL, then ASSERT().

  @param  ImageContext  Pointer to the image context structure that describes the
                        PE/COFF image that has already been loaded and relocated.

**/
VOID
EFIAPI
PeCoffLoaderRelocateImageExtraAction (
  IN OUT PE_COFF_LOADER_IMAGE_CONTEXT  *ImageContext
  )
{
 #if !defined (MDEPKG_NDEBUG)
  CHAR8  Temp[512];
 #endif

  if (ImageContext->PdbPointer) {
 #ifdef __CC_ARM
 #if (__ARMCC_VERSION < 500000)
    // Print out the command for the RVD debugger to load symbols for this image
    DEBUG ((DEBUG_LOAD | DEBUG_INFO, "load /a /ni /np %a &0x%p\n", DeCygwinPathIfNeeded (ImageContext->PdbPointer, Temp, sizeof (Temp)), (UINTN)(ImageContext->ImageAddress + ImageContext->SizeOfHeaders)));
 #else
    // Print out the command for the DS-5 to load symbols for this image
    DEBUG ((DEBUG_LOAD | DEBUG_INFO, "add-symbol-file %a 0x%p\n", DeCygwinPathIfNeeded (ImageContext->PdbPointer, Temp, sizeof (Temp)), (UINTN)(ImageContext->ImageAddress + ImageContext->SizeOfHeaders)));
 #endif
 #elif __GNUC__
    // This may not work correctly if you generate PE/COFF directly as then the Offset would not be required
    DEBUG ((DEBUG_LOAD | DEBUG_INFO, "add-symbol-file %a 0x%p\n", DeCygwinPathIfNeeded (ImageContext->PdbPointer, Temp, sizeof (Temp)), (UINTN)(ImageContext->ImageAddress + ImageContext->SizeOfHeaders)));
 #else
    DEBUG ((DEBUG_LOAD | DEBUG_INFO, "Loading driver at 0x%11p EntryPoint=0x%11p\n", (VOID *)(UINTN)ImageContext->ImageAddress, FUNCTION_ENTRY_POINT (ImageContext->EntryPoint)));
 #endif
  } else {
    DEBUG ((DEBUG_LOAD | DEBUG_INFO, "Loading driver at 0x%11p EntryPoint=0x%11p\n", (VOID *)(UINTN)ImageContext->ImageAddress, FUNCTION_ENTRY_POINT (ImageContext->EntryPoint)));
  }
}

/**
  Performs additional actions just before a PE/COFF image is unloaded.  Any resources
  that were allocated by PeCoffLoaderRelocateImageExtraAction() must be freed.

  If ImageContext is NULL, then ASSERT().

  @param  ImageContext  Pointer to the image context structure that describes the
                        PE/COFF image that is being unloaded.

**/
VOID
EFIAPI
PeCoffLoaderUnloadImageExtraAction (
  IN OUT PE_COFF_LOADER_IMAGE_CONTEXT  *ImageContext
  )
{
 #if !defined (MDEPKG_NDEBUG)
  CHAR8  Temp[512];
 #endif

  if (ImageContext->PdbPointer) {
 #ifdef __CC_ARM
    // Print out the command for the RVD debugger to load symbols for this image
    DEBUG ((DEBUG_LOAD | DEBUG_INFO, "unload symbols_only %a\n", DeCygwinPathIfNeeded (ImageContext->PdbPointer, Temp, sizeof (Temp))));
 #elif __GNUC__
    // This may not work correctly if you generate PE/COFF directly as then the Offset would not be required
    DEBUG ((DEBUG_LOAD | DEBUG_INFO, "remove-symbol-file %a 0x%08x\n", DeCygwinPathIfNeeded (ImageContext->PdbPointer, Temp, sizeof (Temp)), (UINTN)(ImageContext->ImageAddress + ImageContext->SizeOfHeaders)));
 #else
    DEBUG ((DEBUG_LOAD | DEBUG_INFO, "Unloading %a\n", ImageContext->PdbPointer));
 #endif
  } else {
    DEBUG ((DEBUG_LOAD | DEBUG_INFO, "Unloading driver at 0x%11p\n", (VOID *)(UINTN)ImageContext->ImageAddress));
  }
}