include/babeltrace/graph/notification-stream.h

   1 #ifndef BABELTRACE_GRAPH_NOTIFICATION_STREAM_H
   2 #define BABELTRACE_GRAPH_NOTIFICATION_STREAM_H
   3
   4 /*
   5  * BabelTrace - Plug-in Stream-related Notifications
   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 /* For bt_get() */
  31 #include <babeltrace/ref.h>
  32
  33 #ifdef __cplusplus
  34 extern "C" {
  35 #endif
  36
  37 struct bt_notification;
  38 struct bt_stream;
  39
  40 extern struct bt_notification *bt_notification_stream_begin_create(
  41                 struct bt_stream *stream);
  42
  43 extern struct bt_notification *bt_notification_stream_end_create(
  44                 struct bt_stream *stream);
  45
  46 extern struct bt_stream *bt_notification_stream_begin_borrow_stream(
  47                 struct bt_notification *notification);
  48
  49 static inline
  50 struct bt_stream *bt_notification_stream_begin_get_stream(
  51                 struct bt_notification *notification)
  52 {
  53         return bt_get(bt_notification_stream_begin_borrow_stream(notification));
  54 }
  55
  56 extern struct bt_stream *bt_notification_stream_end_borrow_stream(
  57                 struct bt_notification *notification);
  58
  59 static inline
  60 struct bt_stream *bt_notification_stream_end_get_stream(
  61                 struct bt_notification *notification)
  62 {
  63         return bt_get(bt_notification_stream_end_borrow_stream(notification));
  64 }
  65
  66 #ifdef __cplusplus
  67 }
  68 #endif
  69
  70 #endif /* BABELTRACE_GRAPH_NOTIFICATION_STREAM_H */