projects / babeltrace.git / blame
| Commit | Line | Data |
|---|---|---|
| 6cdbfd7a JG |
1 | /* |
| 2 | * Babeltrace Plug-in 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 | ||
| f6ccaed9 PP |
27 | #define BT_LOG_TAG "NOTIF" |
| 28 | #include <babeltrace/lib-logging-internal.h> | |
| 29 | ||
| e5be10ef | 30 | #include <babeltrace/graph/private-notification.h> |
| b2e0c907 | 31 | #include <babeltrace/graph/notification-internal.h> |
| 5c563278 | 32 | #include <babeltrace/graph/graph-internal.h> |
| f6ccaed9 PP |
33 | #include <babeltrace/assert-internal.h> |
| 34 | #include <babeltrace/assert-pre-internal.h> | |
| 6cdbfd7a | 35 | |
| f42867e2 PP |
36 | BT_ASSERT_PRE_FUNC |
| 37 | static inline void _init_seq_num(struct bt_notification *notification) | |
| 38 | { | |
| 5c563278 | 39 | notification->seq_num = UINT64_C(-1); |
| f42867e2 PP |
40 | } |
| 41 | ||
| 42 | #ifdef BT_DEV_MODE | |
| 43 | # define init_seq_num _init_seq_num | |
| 44 | #else | |
| 45 | # define init_seq_num(_notif) | |
| 46 | #endif /* BT_DEV_MODE */ | |
| 47 | ||
| 78586d8a JG |
48 | BT_HIDDEN |
| 49 | void bt_notification_init(struct bt_notification *notification, | |
| 50 | enum bt_notification_type type, | |
| 5c563278 PP |
51 | bt_object_release_func release, |
| 52 | struct bt_graph *graph) | |
| 78586d8a | 53 | { |
| f42867e2 | 54 | BT_ASSERT(type >= 0 && type < BT_NOTIFICATION_TYPE_NR); |
| 78586d8a | 55 | notification->type = type; |
| f42867e2 | 56 | init_seq_num(notification); |
| 3fea54f6 | 57 | bt_object_init_shared(¬ification->base, release); |
| 5c563278 PP |
58 | notification->graph = graph; |
| 59 | ||
| 60 | if (graph) { | |
| 61 | bt_graph_add_notification(graph, notification); | |
| 62 | } | |
| 78586d8a JG |
63 | } |
| 64 | ||
| 6cdbfd7a JG |
65 | enum bt_notification_type bt_notification_get_type( |
| 66 | struct bt_notification *notification) | |
| 67 | { | |
| f6ccaed9 PP |
68 | BT_ASSERT_PRE_NON_NULL(notification, "Notification"); |
| 69 | return notification->type; | |
| 6cdbfd7a | 70 | } |
| 5c563278 PP |
71 | |
| 72 | BT_HIDDEN | |
| 73 | void bt_notification_unlink_graph(struct bt_notification *notif) | |
| 74 | { | |
| 75 | BT_ASSERT(notif); | |
| 76 | notif->graph = NULL; | |
| 77 | } | |
| e5be10ef PP |
78 | |
| 79 | struct bt_notification *bt_notification_borrow_from_private( | |
| 80 | struct bt_private_notification *priv_notif) | |
| 81 | { | |
| 82 | return (void *) priv_notif; | |
| 83 | } |