| 1 | /* |
| 2 | * Babeltrace Plug-in Event Notification |
| 3 | * |
| 4 | * Copyright 2016 Jérémie Galarneau <jeremie.galarneau@efficios.com> |
| 5 | * |
| 6 | * Author: Jérémie Galarneau <jeremie.galarneau@efficios.com> |
| 7 | * |
| 8 | * Permission is hereby granted, free of charge, to any person obtaining a copy |
| 9 | * of this software and associated documentation files (the "Software"), to deal |
| 10 | * in the Software without restriction, including without limitation the rights |
| 11 | * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell |
| 12 | * copies of the Software, and to permit persons to whom the Software is |
| 13 | * furnished to do so, subject to the following conditions: |
| 14 | * |
| 15 | * The above copyright notice and this permission notice shall be included in |
| 16 | * all copies or substantial portions of the Software. |
| 17 | * |
| 18 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
| 19 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| 20 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE |
| 21 | * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
| 22 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
| 23 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE |
| 24 | * SOFTWARE. |
| 25 | */ |
| 26 | |
| 27 | #include <babeltrace/compiler.h> |
| 28 | #include <babeltrace/plugin/notification/event-internal.h> |
| 29 | |
| 30 | static |
| 31 | void bt_notification_event_destroy(struct bt_object *obj) |
| 32 | { |
| 33 | struct bt_notification_event *notification = |
| 34 | (struct bt_notification_event *) obj; |
| 35 | |
| 36 | BT_PUT(notification->event); |
| 37 | g_free(notification); |
| 38 | } |
| 39 | |
| 40 | struct bt_notification *bt_notification_event_create(struct bt_ctf_event *event) |
| 41 | { |
| 42 | struct bt_notification_event *notification; |
| 43 | |
| 44 | if (!event) { |
| 45 | goto error; |
| 46 | } |
| 47 | |
| 48 | // FIXME - Validate that the event is associated to a packet |
| 49 | // and freeze the event. |
| 50 | notification = g_new0(struct bt_notification_event, 1); |
| 51 | if (!notification) { |
| 52 | goto error; |
| 53 | } |
| 54 | bt_notification_init(¬ification->parent, |
| 55 | BT_NOTIFICATION_TYPE_EVENT, |
| 56 | bt_notification_event_destroy); |
| 57 | notification->event = bt_get(event); |
| 58 | return ¬ification->parent; |
| 59 | error: |
| 60 | return NULL; |
| 61 | } |
| 62 | |
| 63 | struct bt_ctf_event *bt_notification_event_get_event( |
| 64 | struct bt_notification *notification) |
| 65 | { |
| 66 | struct bt_ctf_event *event = NULL; |
| 67 | struct bt_notification_event *event_notification; |
| 68 | |
| 69 | if (bt_notification_get_type(notification) != |
| 70 | BT_NOTIFICATION_TYPE_EVENT) { |
| 71 | goto end; |
| 72 | } |
| 73 | event_notification = container_of(notification, |
| 74 | struct bt_notification_event, parent); |
| 75 | event = bt_get(event_notification->event); |
| 76 | end: |
| 77 | return event; |
| 78 | } |