| 1 | /* |
| 2 | * sink.c |
| 3 | * |
| 4 | * Babeltrace Sink Component |
| 5 | * |
| 6 | * Copyright 2015 Jérémie Galarneau <jeremie.galarneau@efficios.com> |
| 7 | * |
| 8 | * Author: Jérémie Galarneau <jeremie.galarneau@efficios.com> |
| 9 | * |
| 10 | * Permission is hereby granted, free of charge, to any person obtaining a copy |
| 11 | * of this software and associated documentation files (the "Software"), to deal |
| 12 | * in the Software without restriction, including without limitation the rights |
| 13 | * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell |
| 14 | * copies of the Software, and to permit persons to whom the Software is |
| 15 | * furnished to do so, subject to the following conditions: |
| 16 | * |
| 17 | * The above copyright notice and this permission notice shall be included in |
| 18 | * all copies or substantial portions of the Software. |
| 19 | * |
| 20 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
| 21 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| 22 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE |
| 23 | * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
| 24 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
| 25 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE |
| 26 | * SOFTWARE. |
| 27 | */ |
| 28 | |
| 29 | #include <babeltrace/compiler.h> |
| 30 | #include <babeltrace/plugin/sink-internal.h> |
| 31 | #include <babeltrace/plugin/component-internal.h> |
| 32 | |
| 33 | static |
| 34 | void bt_component_sink_destroy(struct bt_component *component) |
| 35 | { |
| 36 | return; |
| 37 | } |
| 38 | |
| 39 | BT_HIDDEN |
| 40 | enum bt_component_status bt_component_sink_validate( |
| 41 | struct bt_component *component) |
| 42 | { |
| 43 | return BT_COMPONENT_STATUS_OK; |
| 44 | } |
| 45 | |
| 46 | BT_HIDDEN |
| 47 | struct bt_component *bt_component_sink_create( |
| 48 | struct bt_component_class *class, struct bt_value *params) |
| 49 | { |
| 50 | struct bt_component_sink *sink = NULL; |
| 51 | enum bt_component_status ret; |
| 52 | |
| 53 | sink = g_new0(struct bt_component_sink, 1); |
| 54 | if (!sink) { |
| 55 | goto end; |
| 56 | } |
| 57 | |
| 58 | ret = bt_component_init(&sink->parent, bt_component_sink_destroy); |
| 59 | if (ret != BT_COMPONENT_STATUS_OK) { |
| 60 | BT_PUT(sink); |
| 61 | goto end; |
| 62 | } |
| 63 | end: |
| 64 | return sink ? &sink->parent : NULL; |
| 65 | } |
| 66 | |
| 67 | enum bt_component_status bt_component_sink_handle_notification( |
| 68 | struct bt_component *component, |
| 69 | struct bt_notification *notification) |
| 70 | { |
| 71 | enum bt_component_status ret = BT_COMPONENT_STATUS_OK; |
| 72 | struct bt_component_sink *sink = NULL; |
| 73 | |
| 74 | if (!component || !notification) { |
| 75 | ret = BT_COMPONENT_STATUS_INVAL; |
| 76 | goto end; |
| 77 | } |
| 78 | |
| 79 | if (bt_component_get_type(component) != BT_COMPONENT_TYPE_SINK) { |
| 80 | ret = BT_COMPONENT_STATUS_UNSUPPORTED; |
| 81 | goto end; |
| 82 | } |
| 83 | |
| 84 | sink = container_of(component, struct bt_component_sink, parent); |
| 85 | assert(sink->handle_notification); |
| 86 | ret = sink->handle_notification(component, notification); |
| 87 | end: |
| 88 | return ret; |
| 89 | } |