include/babeltrace/graph/notification-iterator.h

   1 #ifndef BABELTRACE_GRAPH_NOTIFICATION_ITERATOR_H
   2 #define BABELTRACE_GRAPH_NOTIFICATION_ITERATOR_H
   3
   4 /*
   5  * Copyright 2015 Jérémie Galarneau <jeremie.galarneau@efficios.com>
   6  *
   7  * Author: Jérémie Galarneau <jeremie.galarneau@efficios.com>
   8  *
   9  * Permission is hereby granted, free of charge, to any person obtaining a copy
  10  * of this software and associated documentation files (the "Software"), to deal
  11  * in the Software without restriction, including without limitation the rights
  12  * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
  13  * copies of the Software, and to permit persons to whom the Software is
  14  * furnished to do so, subject to the following conditions:
  15  *
  16  * The above copyright notice and this permission notice shall be included in
  17  * all copies or substantial portions of the Software.
  18  *
  19  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  20  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  21  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
  22  * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  23  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
  24  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  25  * SOFTWARE.
  26  */
  27
  28 #ifdef __cplusplus
  29 extern "C" {
  30 #endif
  31
  32 struct bt_notification;
  33 struct bt_notification_iterator;
  34
  35 /**
  36  * Status code. Errors are always negative.
  37  */
  38 enum bt_notification_iterator_status {
  39         /** Canceled. */
  40         BT_NOTIFICATION_ITERATOR_STATUS_CANCELED = 125,
  41         /** No notifications available for now. Try again later. */
  42         BT_NOTIFICATION_ITERATOR_STATUS_AGAIN = 11,
  43         /** No more notifications to be delivered. */
  44         BT_NOTIFICATION_ITERATOR_STATUS_END = 1,
  45         /** No error, okay. */
  46         BT_NOTIFICATION_ITERATOR_STATUS_OK = 0,
  47         /** Invalid arguments. */
  48         BT_NOTIFICATION_ITERATOR_STATUS_INVALID = -22,
  49         /** General error. */
  50         BT_NOTIFICATION_ITERATOR_STATUS_ERROR = -1,
  51         /** Out of memory. */
  52         BT_NOTIFICATION_ITERATOR_STATUS_NOMEM = -12,
  53         /** Unsupported iterator feature. */
  54         BT_NOTIFICATION_ITERATOR_STATUS_UNSUPPORTED = -2,
  55 };
  56
  57 #ifdef __cplusplus
  58 }
  59 #endif
  60
  61 #endif /* BABELTRACE_GRAPH_NOTIFICATION_ITERATOR_H */