tests/lib/test-plugin-plugins/sfs.c

   1 /*
   2  * Copyright (c) 2017 Philippe Proulx <pproulx@efficios.com>
   3  *
   4  * This program is free software; you can redistribute it and/or modify
   5  * it under the terms of the GNU General Public License as published by
   6  * the Free Software Foundation; under version 2 of the License.
   7  *
   8  * This program is distributed in the hope that it will be useful,
   9  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  10  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  11  * GNU General Public License for more details.
  12  *
  13  * You should have received a copy of the GNU General Public License along
  14  * with this program; if not, write to the Free Software Foundation, Inc.,
  15  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  16  */
  17
  18 #include <babeltrace/plugin/plugin-dev.h>
  19 #include <babeltrace/component/component.h>
  20
  21 static enum bt_component_status sink_consume(struct bt_component *component)
  22 {
  23         return BT_COMPONENT_STATUS_OK;
  24 }
  25
  26 static enum bt_notification_iterator_status dummy_iterator_init_method(
  27                 struct bt_component *component,
  28                 struct bt_notification_iterator *iterator,
  29                 void *init_method_data)
  30 {
  31         return BT_NOTIFICATION_ITERATOR_STATUS_OK;
  32 }
  33
  34 static void dummy_iterator_destroy_method(
  35                 struct bt_notification_iterator *iterator)
  36 {
  37 }
  38
  39 static struct bt_notification *dummy_iterator_get_method(
  40                 struct bt_notification_iterator *iterator)
  41 {
  42         return NULL;
  43 }
  44
  45 static enum bt_notification_iterator_status dummy_iterator_next_method(
  46                 struct bt_notification_iterator *iterator)
  47 {
  48         return BT_NOTIFICATION_ITERATOR_STATUS_OK;
  49 }
  50
  51 static enum bt_notification_iterator_status dummy_iterator_seek_time_method(
  52                 struct bt_notification_iterator *iterator, int64_t time)
  53 {
  54         return BT_NOTIFICATION_ITERATOR_STATUS_OK;
  55 }
  56
  57 BT_PLUGIN(test_sfs);
  58 BT_PLUGIN_DESCRIPTION("Babeltrace plugin with source, sink, and filter component classes");
  59 BT_PLUGIN_AUTHOR("Janine Sutto");
  60 BT_PLUGIN_LICENSE("Beerware");
  61 BT_PLUGIN_VERSION(1, 2, 3, "yes");
  62
  63 BT_PLUGIN_SOURCE_COMPONENT_CLASS(source, dummy_iterator_get_method,
  64         dummy_iterator_next_method);
  65 BT_PLUGIN_SOURCE_COMPONENT_CLASS_DESCRIPTION(source, "A source.");
  66 BT_PLUGIN_SOURCE_COMPONENT_CLASS_NOTIFICATION_ITERATOR_INIT_METHOD(source,
  67         dummy_iterator_init_method);
  68 BT_PLUGIN_SOURCE_COMPONENT_CLASS_NOTIFICATION_ITERATOR_DESTROY_METHOD(source,
  69         dummy_iterator_destroy_method);
  70 BT_PLUGIN_SOURCE_COMPONENT_CLASS_NOTIFICATION_ITERATOR_SEEK_TIME_METHOD(source,
  71         dummy_iterator_seek_time_method);
  72
  73 BT_PLUGIN_SINK_COMPONENT_CLASS(sink, sink_consume);
  74 BT_PLUGIN_SINK_COMPONENT_CLASS_DESCRIPTION(sink, "A sink.");
  75
  76 BT_PLUGIN_FILTER_COMPONENT_CLASS(filter, dummy_iterator_get_method,
  77         dummy_iterator_next_method);
  78 BT_PLUGIN_FILTER_COMPONENT_CLASS_DESCRIPTION(filter, "A filter.");
  79 BT_PLUGIN_FILTER_COMPONENT_CLASS_NOTIFICATION_ITERATOR_INIT_METHOD(filter,
  80         dummy_iterator_init_method);
  81 BT_PLUGIN_FILTER_COMPONENT_CLASS_NOTIFICATION_ITERATOR_DESTROY_METHOD(filter,
  82         dummy_iterator_destroy_method);
  83 BT_PLUGIN_FILTER_COMPONENT_CLASS_NOTIFICATION_ITERATOR_SEEK_TIME_METHOD(filter,
  84         dummy_iterator_seek_time_method);