+++ /dev/null
-/*
- * iterator.c
- *
- * Babeltrace Notification Iterator
- *
- * Copyright 2015 Jérémie Galarneau <jeremie.galarneau@efficios.com>
- *
- * Author: Jérémie Galarneau <jeremie.galarneau@efficios.com>
- *
- * Permission is hereby granted, free of charge, to any person obtaining a copy
- * of this software and associated documentation files (the "Software"), to deal
- * in the Software without restriction, including without limitation the rights
- * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
- * copies of the Software, and to permit persons to whom the Software is
- * furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in
- * all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
- * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
- * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
- * SOFTWARE.
- */
-
-#include <babeltrace/compiler.h>
-#include <babeltrace/ref.h>
-#include <babeltrace/plugin/component.h>
-#include <babeltrace/plugin/source-internal.h>
-#include <babeltrace/plugin/notification/iterator.h>
-#include <babeltrace/plugin/notification/iterator-internal.h>
-
-static
-void bt_notification_iterator_destroy(struct bt_object *obj)
-{
- struct bt_notification_iterator *iterator;
-
- assert(obj);
- iterator = container_of(obj, struct bt_notification_iterator,
- base);
- assert(iterator->user_destroy || !iterator->user_data);
- if (iterator->user_destroy) {
- iterator->user_destroy(iterator);
- }
- BT_PUT(iterator->component);
- g_free(iterator);
-}
-
-BT_HIDDEN
-struct bt_notification_iterator *bt_notification_iterator_create(
- struct bt_component *component)
-{
- enum bt_component_type type;
- struct bt_notification_iterator *iterator = NULL;
-
- if (!component) {
- goto end;
- }
-
- type = bt_component_get_type(component);
- switch (type) {
- case BT_COMPONENT_TYPE_SOURCE:
- case BT_COMPONENT_TYPE_FILTER:
- break;
- default:
- goto end;
- }
-
- iterator = g_new0(struct bt_notification_iterator, 1);
- if (!iterator) {
- goto end;
- }
-
- iterator->component = bt_get(component);
- bt_object_init(iterator, bt_notification_iterator_destroy);
-end:
- return iterator;
-}
-
-BT_HIDDEN
-enum bt_notification_iterator_status bt_notification_iterator_validate(
- struct bt_notification_iterator *iterator)
-{
- enum bt_notification_iterator_status ret =
- BT_NOTIFICATION_ITERATOR_STATUS_OK;
-
- if (!iterator || !iterator->get || !iterator->next) {
- ret = BT_NOTIFICATION_ITERATOR_STATUS_INVAL;
- goto end;
- }
-end:
- return ret;
-}
-
-enum bt_notification_iterator_status bt_notification_iterator_set_get_cb(
- struct bt_notification_iterator *iterator,
- bt_notification_iterator_get_cb get)
-{
- enum bt_notification_iterator_status ret =
- BT_NOTIFICATION_ITERATOR_STATUS_OK;
-
- if (!iterator || !get) {
- ret = BT_NOTIFICATION_ITERATOR_STATUS_INVAL;
- goto end;
- }
-
- iterator->get = get;
-end:
- return ret;
-}
-
-enum bt_notification_iterator_status
-bt_notification_iterator_set_next_cb(struct bt_notification_iterator *iterator,
- bt_notification_iterator_next_cb next)
-{
- enum bt_notification_iterator_status ret =
- BT_NOTIFICATION_ITERATOR_STATUS_OK;
-
- if (!iterator || !next) {
- ret = BT_NOTIFICATION_ITERATOR_STATUS_INVAL;
- goto end;
- }
-
- iterator->next = next;
-end:
- return ret;
-}
-
-enum bt_notification_iterator_status
-bt_notification_iterator_set_seek_time_cb(
- struct bt_notification_iterator *iterator,
- bt_notification_iterator_seek_time_cb seek_time)
-{
- enum bt_notification_iterator_status ret =
- BT_NOTIFICATION_ITERATOR_STATUS_OK;
-
- if (!iterator || !seek_time) {
- ret = BT_NOTIFICATION_ITERATOR_STATUS_INVAL;
- goto end;
- }
-
- iterator->seek_time = seek_time;
-end:
- return ret;
-}
-
-enum bt_notification_iterator_status
-bt_notification_iterator_set_destroy_cb(
- struct bt_notification_iterator *iterator,
- bt_notification_iterator_destroy_cb destroy)
-{
- enum bt_notification_iterator_status ret =
- BT_NOTIFICATION_ITERATOR_STATUS_OK;
-
- if (!iterator || !destroy) {
- ret = BT_NOTIFICATION_ITERATOR_STATUS_INVAL;
- goto end;
- }
-
- iterator->user_destroy = destroy;
-end:
- return ret;
-}
-
-void *bt_notification_iterator_get_private_data(
- struct bt_notification_iterator *iterator)
-{
- return iterator ? iterator->user_data : NULL;
-}
-
-enum bt_notification_iterator_status
-bt_notification_iterator_set_private_data(
- struct bt_notification_iterator *iterator, void *data)
-{
- enum bt_notification_iterator_status ret =
- BT_NOTIFICATION_ITERATOR_STATUS_OK;
-
- if (!iterator || !data) {
- ret = BT_NOTIFICATION_ITERATOR_STATUS_INVAL;
- goto end;
- }
-
- iterator->user_data = data;
-end:
- return ret;
-}
-
-struct bt_notification *bt_notification_iterator_get_notification(
- struct bt_notification_iterator *iterator)
-{
- assert(iterator);
- assert(iterator->get);
- return iterator->get(iterator);
-}
-
-enum bt_notification_iterator_status
-bt_notification_iterator_next(struct bt_notification_iterator *iterator)
-{
- assert(iterator);
- assert(iterator->next);
- return iterator->next(iterator);
-}
-
-struct bt_component *bt_notification_iterator_get_component(
- struct bt_notification_iterator *iterator)
-{
- return bt_get(iterator->component);
-}
-
-enum bt_notification_iterator_status bt_notification_iterator_seek_time(
- struct bt_notification_iterator *iterator,
- enum bt_notification_iterator_seek_origin seek_origin,
- int64_t time)
-{
- enum bt_notification_iterator_status ret =
- BT_NOTIFICATION_ITERATOR_STATUS_UNSUPPORTED;
- return ret;
-}
projects / babeltrace.git / blobdiff