C++ (Cpp) PEX64_UWI_SIZEOF_UWCODE_ARRAYの例

コード例 #1

ファイル: pei-x86_64.c プロジェクト: 3125788/android_toolchain_gdb

static void
pex64_get_unwind_info (bfd *abfd, struct pex64_unwind_info *ui, void *data)
{
  struct external_pex64_unwind_info *ex_ui =
    (struct external_pex64_unwind_info *) data;
  bfd_byte *ex_dta = (bfd_byte *) data;

  memset (ui, 0, sizeof (struct pex64_unwind_info));
  ui->Version = PEX64_UWI_VERSION (ex_ui->Version_Flags);
  ui->Flags = PEX64_UWI_FLAGS (ex_ui->Version_Flags);
  ui->SizeOfPrologue = (bfd_vma) ex_ui->SizeOfPrologue;
  ui->CountOfCodes = (bfd_vma) ex_ui->CountOfCodes;
  ui->FrameRegister = PEX64_UWI_FRAMEREG (ex_ui->FrameRegisterOffset);
  ui->FrameOffset = PEX64_UWI_FRAMEOFF (ex_ui->FrameRegisterOffset);
  ui->sizeofUnwindCodes = PEX64_UWI_SIZEOF_UWCODE_ARRAY (ui->CountOfCodes);
  ui->SizeOfBlock = ui->sizeofUnwindCodes + 4;
  ui->rawUnwindCodes = &ex_dta[4];
  ex_dta += ui->SizeOfBlock;
  switch (ui->Flags)
    {
    case UNW_FLAG_EHANDLER:
      ui->rva_ExceptionHandler = bfd_get_32 (abfd, ex_dta);
      break;
    case UNW_FLAG_UHANDLER:
      ui->rva_TerminationHandler = bfd_get_32 (abfd, ex_dta);
      break;
    case UNW_FLAG_FHANDLER:
      ui->rva_FrameHandler = bfd_get_32 (abfd, ex_dta);
      ui->FrameHandlerArgument = bfd_get_32 (abfd, ex_dta + 4);
      ui->SizeOfBlock += 8;
      return;
    case UNW_FLAG_CHAININFO:
      ui->rva_FunctionEntry = bfd_get_32 (abfd, ex_dta);
      ui->SizeOfBlock += 4;
      return;
    default:
      return;
    }
  ex_dta += 4;
  ui->SizeOfBlock += 8;
  ui->CountOfScopes = bfd_get_32 (abfd, ex_dta);
  ex_dta += 4;
  ui->rawScopeEntries = ex_dta;
  ui->SizeOfBlock += (ui->CountOfScopes * PEX64_SCOPE_ENTRY_SIZE);
}

コード例 #2

ファイル: pei-x86_64.c プロジェクト: Caleb1994/stewieos-binutils

static void
pex64_get_unwind_info (bfd *abfd, struct pex64_unwind_info *ui, void *data)
{
  struct external_pex64_unwind_info *ex_ui =
    (struct external_pex64_unwind_info *) data;
  bfd_byte *ex_dta = (bfd_byte *) data;

  memset (ui, 0, sizeof (struct pex64_unwind_info));
  ui->Version = PEX64_UWI_VERSION (ex_ui->Version_Flags);
  ui->Flags = PEX64_UWI_FLAGS (ex_ui->Version_Flags);
  ui->SizeOfPrologue = (bfd_vma) ex_ui->SizeOfPrologue;
  ui->CountOfCodes = (bfd_vma) ex_ui->CountOfCodes;
  ui->FrameRegister = PEX64_UWI_FRAMEREG (ex_ui->FrameRegisterOffset);
  ui->FrameOffset = PEX64_UWI_FRAMEOFF (ex_ui->FrameRegisterOffset);
  ui->sizeofUnwindCodes = PEX64_UWI_SIZEOF_UWCODE_ARRAY (ui->CountOfCodes);
  ui->SizeOfBlock = ui->sizeofUnwindCodes + 4;
  ui->rawUnwindCodes = &ex_dta[4];

  ex_dta += ui->SizeOfBlock;
  switch (ui->Flags)
    {
    case UNW_FLAG_CHAININFO:
      ui->rva_BeginAddress = bfd_get_32 (abfd, ex_dta + 0);
      ui->rva_EndAddress = bfd_get_32 (abfd, ex_dta + 4);
      ui->rva_UnwindData = bfd_get_32 (abfd, ex_dta + 8);
      ui->SizeOfBlock += 12;
      return;
    case UNW_FLAG_EHANDLER:
    case UNW_FLAG_UHANDLER:
    case UNW_FLAG_FHANDLER:
      ui->rva_ExceptionHandler = bfd_get_32 (abfd, ex_dta);
      ui->SizeOfBlock += 4;
      return;
    default:
      return;
    }
}