Esempi in C++ (Cpp) per value_object_to_value

Esempio n. 1

File: py-utils.c Progetto: abidh/gdb

int
get_addr_from_python (PyObject *obj, CORE_ADDR *addr)
{
  if (gdbpy_is_value_object (obj))
    *addr = value_as_address (value_object_to_value (obj));
  else
    {
      PyObject *num = PyNumber_Long (obj);
      gdb_py_ulongest val;

      if (num == NULL)
	return 0;

      val = gdb_py_long_as_ulongest (num);
      Py_XDECREF (num);
      if (PyErr_Occurred ())
	return 0;

      if (sizeof (val) > sizeof (CORE_ADDR) && ((CORE_ADDR) val) != val)
	{
	  PyErr_SetString (PyExc_ValueError,
			   _("Overflow converting to address."));
	  return 0;
	}

      *addr = val;
    }

  return 1;
}

Esempio n. 2

File: py-utils.c Progetto: Winter3un/ctf_task

int
get_addr_from_python (PyObject *obj, CORE_ADDR *addr)
{
  if (gdbpy_is_value_object (obj))
    {

      TRY
	{
	  *addr = value_as_address (value_object_to_value (obj));
	}
      CATCH (except, RETURN_MASK_ALL)
	{
	  GDB_PY_SET_HANDLE_EXCEPTION (except);
	}
      END_CATCH
    }

Esempio n. 3

File: py-utils.c Progetto: Akheon23/chromecast-mirrored-source.toolchain

int
get_addr_from_python (PyObject *obj, CORE_ADDR *addr)
{
  if (gdbpy_is_value_object (obj))
    *addr = value_as_address (value_object_to_value (obj));
  else if (PyLong_Check (obj))
    {
      /* Assume CORE_ADDR corresponds to unsigned long.  */
      *addr = PyLong_AsUnsignedLong (obj);
      if (PyErr_Occurred () != NULL)
	return 0;
    }
  else if (PyInt_Check (obj))
    {
      long val;

      /* Assume CORE_ADDR corresponds to unsigned long.  */
      val = PyInt_AsLong (obj);

      if (val >= 0)
	*addr = val;
      else
      {
	/* If no error ocurred, VAL is indeed negative.  */
	if (PyErr_Occurred () != NULL)
	  return 0;

	PyErr_SetString (PyExc_ValueError,
			 _("Supplied address is negative."));
	return 0;
      }
    }
  else
    {
      PyErr_SetString (PyExc_TypeError,
		       _("Invalid type for address."));
      return 0;
    }

  return 1;
}

Esempio n. 4

File: py-finishbreakpoint.c Progetto: palmer-dabbelt/riscv-binutils-gdb

void
bpfinishpy_pre_stop_hook (struct gdbpy_breakpoint_object *bp_obj)
{
  struct finish_breakpoint_object *self_finishbp =
        (struct finish_breakpoint_object *) bp_obj;

  /* Can compute return_value only once.  */
  gdb_assert (!self_finishbp->return_value);

  if (!self_finishbp->return_type)
    return;

  TRY
    {
      struct value *function =
        value_object_to_value (self_finishbp->function_value);
      struct type *value_type =
        type_object_to_type (self_finishbp->return_type);

      /* bpfinishpy_init cannot finish into DUMMY_FRAME (throws an error
         in such case) so it is OK to always pass CTX_SAVER as NULL.  */
      struct value *ret = get_return_value (function, value_type, NULL);

      if (ret)
        {
          self_finishbp->return_value = value_to_value_object (ret);
          if (!self_finishbp->return_value)
              gdbpy_print_stack ();
        }
      else
        {
          Py_INCREF (Py_None);
          self_finishbp->return_value = Py_None;
        }
    }
  CATCH (except, RETURN_MASK_ALL)
    {
      gdbpy_convert_exception (except);
      gdbpy_print_stack ();
    }

Esempio n. 5

File: py-finishbreakpoint.c Progetto: BreakawayConsulting/gdb

void
bpfinishpy_pre_stop_hook (struct breakpoint_object *bp_obj)
{
  struct finish_breakpoint_object *self_finishbp =
        (struct finish_breakpoint_object *) bp_obj;
  volatile struct gdb_exception except;

  /* Can compute return_value only once.  */
  gdb_assert (!self_finishbp->return_value);

  if (!self_finishbp->return_type)
    return;

  TRY_CATCH (except, RETURN_MASK_ALL)
    {
      struct value *function =
        value_object_to_value (self_finishbp->function_value);
      struct type *value_type =
        type_object_to_type (self_finishbp->return_type);
      struct value *ret = get_return_value (function, value_type);

      if (ret)
        {
          self_finishbp->return_value = value_to_value_object (ret);
          if (!self_finishbp->return_value)
              gdbpy_print_stack ();
        }
      else
        {
          Py_INCREF (Py_None);
          self_finishbp->return_value = Py_None;
        }
    }
  if (except.reason < 0)
    {
      gdbpy_convert_exception (except);
      gdbpy_print_stack ();
    }
}