C++ (Cpp) bfd_mach_o_lookup_command Examples

Example #1

File: machoread.c Project: jon-turney/binutils-gdb

static gdb_bfd_ref_ptr
macho_check_dsym (struct objfile *objfile, std::string *filenamep)
{
  size_t name_len = strlen (objfile_name (objfile));
  size_t dsym_len = strlen (DSYM_SUFFIX);
  const char *base_name = lbasename (objfile_name (objfile));
  size_t base_len = strlen (base_name);
  char *dsym_filename = (char *) alloca (name_len + dsym_len + base_len + 1);
  bfd_mach_o_load_command *main_uuid;
  bfd_mach_o_load_command *dsym_uuid;

  strcpy (dsym_filename, objfile_name (objfile));
  strcpy (dsym_filename + name_len, DSYM_SUFFIX);
  strcpy (dsym_filename + name_len + dsym_len, base_name);

  if (access (dsym_filename, R_OK) != 0)
    return NULL;

  if (bfd_mach_o_lookup_command (objfile->obfd,
                                 BFD_MACH_O_LC_UUID, &main_uuid) == 0)
    {
      warning (_("can't find UUID in %s"), objfile_name (objfile));
      return NULL;
    }
  gdb_bfd_ref_ptr dsym_bfd (gdb_bfd_openr (dsym_filename, gnutarget));
  if (dsym_bfd == NULL)
    {
      warning (_("can't open dsym file %s"), dsym_filename);
      return NULL;
    }

  if (!bfd_check_format (dsym_bfd.get (), bfd_object))
    {
      warning (_("bad dsym file format: %s"), bfd_errmsg (bfd_get_error ()));
      return NULL;
    }

  if (bfd_mach_o_lookup_command (dsym_bfd.get (),
                                 BFD_MACH_O_LC_UUID, &dsym_uuid) == 0)
    {
      warning (_("can't find UUID in %s"), dsym_filename);
      return NULL;
    }
  if (memcmp (dsym_uuid->command.uuid.uuid, main_uuid->command.uuid.uuid,
              sizeof (main_uuid->command.uuid.uuid)))
    {
      warning (_("dsym file UUID doesn't match the one in %s"),
	       objfile_name (objfile));
      return NULL;
    }
  *filenamep = std::string (dsym_filename);
  return dsym_bfd;
}

Example #2

File: solib-darwin.c Project: Distrotech/binutils

static char *
find_program_interpreter (void)
{
  char *buf = NULL;

  /* If we have an exec_bfd, get the interpreter from the load commands.  */
  if (exec_bfd)
    {
      bfd_mach_o_load_command *cmd;

      if (bfd_mach_o_lookup_command (exec_bfd,
                                     BFD_MACH_O_LC_LOAD_DYLINKER, &cmd) == 1)
        return cmd->command.dylinker.name_str;
    }

  /* If we didn't find it, read from memory.
     FIXME: todo.  */
  return buf;
}