include/babeltrace/plugin/filter-internal.h

   1 #ifndef BABELTRACE_PLUGIN_FILTER_INTERNAL_H
   2 #define BABELTRACE_PLUGIN_FILTER_INTERNAL_H
   3
   4 /*
   5  * BabelTrace - Filter Component Internal
   6  *
   7  * Copyright 2016 Jérémie Galarneau <jeremie.galarneau@efficios.com>
   8  *
   9  * Author: Jérémie Galarneau <jeremie.galarneau@efficios.com>
  10  *
  11  * Permission is hereby granted, free of charge, to any person obtaining a copy
  12  * of this software and associated documentation files (the "Software"), to deal
  13  * in the Software without restriction, including without limitation the rights
  14  * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
  15  * copies of the Software, and to permit persons to whom the Software is
  16  * furnished to do so, subject to the following conditions:
  17  *
  18  * The above copyright notice and this permission notice shall be included in
  19  * all copies or substantial portions of the Software.
  20  *
  21  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  22  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  23  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
  24  * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  25  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
  26  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  27  * SOFTWARE.
  28  */
  29
  30 #include <babeltrace/babeltrace-internal.h>
  31 #include <babeltrace/plugin/component-internal.h>
  32 #include <babeltrace/plugin/component-class-internal.h>
  33 #include <babeltrace/plugin/plugin-system.h>
  34 #include <babeltrace/plugin/input.h>
  35
  36 struct bt_value;
  37
  38 struct bt_component_filter_class {
  39         struct bt_component_class parent;
  40 };
  41
  42 struct bt_component_filter {
  43         struct bt_component parent;
  44         bt_component_filter_init_iterator_cb init_iterator;
  45         bt_component_sink_add_iterator_cb add_iterator;
  46         struct component_input input;
  47 };
  48
  49 /**
  50  * Allocate a filter component.
  51  *
  52  * @param class                 Component class
  53  * @param params                A dictionary of component parameters
  54  * @returns                     A filter component instance
  55  */
  56 BT_HIDDEN
  57 struct bt_component *bt_component_filter_create(
  58                 struct bt_component_class *class, struct bt_value *params);
  59
  60 /**
  61  * Validate a filter component.
  62  *
  63  * @param component             Filter component instance to validate
  64  * @returns                     One of #bt_component_status
  65  */
  66 BT_HIDDEN
  67 enum bt_component_status bt_component_filter_validate(
  68                 struct bt_component *component);
  69
  70 #endif /* BABELTRACE_PLUGIN_FILTER_INTERNAL_H */