include/babeltrace/graph/port-output-notification-iterator.h

   1 #ifndef BABELTRACE_GRAPH_PORT_OUTPUT_NOTIFICATION_ITERATOR_H
   2 #define BABELTRACE_GRAPH_PORT_OUTPUT_NOTIFICATION_ITERATOR_H
   3
   4 /*
   5  * Copyright 2017-2018 Philippe Proulx <pproulx@efficios.com>
   6  *
   7  * Permission is hereby granted, free of charge, to any person obtaining a copy
   8  * of this software and associated documentation files (the "Software"), to deal
   9  * in the Software without restriction, including without limitation the rights
  10  * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
  11  * copies of the Software, and to permit persons to whom the Software is
  12  * furnished to do so, subject to the following conditions:
  13  *
  14  * The above copyright notice and this permission notice shall be included in
  15  * all copies or substantial portions of the Software.
  16  *
  17  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  18  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  19  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
  20  * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  21  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
  22  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  23  * SOFTWARE.
  24  */
  25
  26 #include <stdint.h>
  27
  28 /* For enum bt_notification_iterator_status */
  29 #include <babeltrace/graph/notification-iterator.h>
  30
  31 /* For bt_notification_array_const */
  32 #include <babeltrace/graph/notification-const.h>
  33
  34 #ifdef __cplusplus
  35 extern "C" {
  36 #endif
  37
  38 struct bt_port;
  39 struct bt_notification;
  40 struct bt_notification_iterator;
  41 struct bt_port_output_notification_iterator;
  42 struct bt_graph;
  43 struct bt_port_output;
  44
  45 static inline
  46 struct bt_notification_iterator *
  47 bt_port_output_notification_iterator_as_notification_iterator(
  48                 struct bt_port_output_notification_iterator *iterator)
  49 {
  50         return (void *) iterator;
  51 }
  52
  53 extern struct bt_port_output_notification_iterator *
  54 bt_port_output_notification_iterator_create(
  55                 struct bt_graph *graph,
  56                 const struct bt_port_output *output_port);
  57
  58 extern enum bt_notification_iterator_status
  59 bt_port_output_notification_iterator_next(
  60                 struct bt_port_output_notification_iterator *iterator,
  61                 bt_notification_array_const *notifs, uint64_t *count);
  62
  63 #ifdef __cplusplus
  64 }
  65 #endif
  66
  67 #endif /* BABELTRACE_GRAPH_PORT_OUTPUT_NOTIFICATION_ITERATOR_H */