src/bindings/python/bt2/bt2/native_bt_message_iterator.i

   1 /*
   2  * SPDX-License-Identifier: MIT
   3  *
   4  * Copyright (c) 2017 Philippe Proulx <pproulx@efficios.com>
   5  */
   6
   7 /* Output argument typemap for message_iterator (always appends) */
   8 %typemap(in, numinputs=0)
   9         (bt_message_iterator **)
  10         (bt_message_iterator *temp_msg_iter = NULL) {
  11         $1 = &temp_msg_iter;
  12 }
  13
  14 %typemap(argout)
  15         (bt_message_iterator **) {
  16         if (*$1) {
  17                 /* SWIG_Python_AppendOutput() steals the created object */
  18                 $result = SWIG_Python_AppendOutput($result,
  19                                 SWIG_NewPointerObj(SWIG_as_voidptr(*$1),
  20                                         SWIGTYPE_p_bt_message_iterator, 0));
  21         } else {
  22                 /* SWIG_Python_AppendOutput() steals Py_None */
  23                 Py_INCREF(Py_None);
  24                 $result = SWIG_Python_AppendOutput($result, Py_None);
  25         }
  26 }
  27
  28 %include <babeltrace2/graph/message-iterator.h>
  29 %include <babeltrace2/graph/self-message-iterator.h>
  30
  31 /* Helper functions for Python */
  32 %{
  33 #include "native_bt_message_iterator.i.h"
  34 %}
  35
  36 bt_message_iterator_create_from_message_iterator_status
  37 bt_bt2_message_iterator_create_from_message_iterator(
  38                 bt_self_message_iterator *self_msg_iter,
  39                 bt_self_component_port_input *input_port,
  40                 bt_message_iterator **message_iterator);
  41 bt_message_iterator_create_from_sink_component_status
  42 bt_bt2_message_iterator_create_from_sink_component(
  43                 bt_self_component_sink *self_comp,
  44                 bt_self_component_port_input *input_port,
  45                 bt_message_iterator **message_iterator);
  46 PyObject *bt_bt2_get_user_component_from_user_msg_iter(
  47                 bt_self_message_iterator *self_message_iterator);
  48 PyObject *bt_bt2_self_component_port_input_get_msg_range(
  49                 bt_message_iterator *iter);