2 * Copyright 2017 Philippe Proulx <pproulx@efficios.com>
4 * Permission is hereby granted, free of charge, to any person obtaining a copy
5 * of this software and associated documentation files (the "Software"), to deal
6 * in the Software without restriction, including without limitation the rights
7 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
8 * copies of the Software, and to permit persons to whom the Software is
9 * furnished to do so, subject to the following conditions:
11 * The above copyright notice and this permission notice shall be included in
12 * all copies or substantial portions of the Software.
14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
17 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
18 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
19 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
23 #include <babeltrace/plugin/plugin-dev.h>
24 #include <babeltrace/graph/component.h>
25 #include <babeltrace/graph/private-component.h>
26 #include <babeltrace/graph/private-port.h>
27 #include <babeltrace/graph/port.h>
28 #include <babeltrace/graph/private-connection.h>
29 #include <babeltrace/graph/component-sink.h>
30 #include <babeltrace/graph/notification-iterator.h>
31 #include <babeltrace/graph/notification.h>
32 #include <babeltrace/babeltrace-internal.h>
33 #include <plugins-common.h>
38 void destroy_private_dummy_data(struct dummy
*dummy
)
40 if (dummy
->iterators
) {
41 g_ptr_array_free(dummy
->iterators
, TRUE
);
46 void dummy_finalize(struct bt_private_component
*component
)
51 dummy
= bt_private_component_get_user_data(component
);
53 destroy_private_dummy_data(dummy
);
56 enum bt_component_status
dummy_init(struct bt_private_component
*component
,
57 struct bt_value
*params
, UNUSED_VAR
void *init_method_data
)
59 enum bt_component_status ret
;
60 struct dummy
*dummy
= g_new0(struct dummy
, 1);
63 ret
= BT_COMPONENT_STATUS_NOMEM
;
67 dummy
->iterators
= g_ptr_array_new_with_free_func(
68 (GDestroyNotify
) bt_put
);
69 if (!dummy
->iterators
) {
70 ret
= BT_COMPONENT_STATUS_NOMEM
;
74 ret
= bt_private_component_set_user_data(component
, dummy
);
75 if (ret
!= BT_COMPONENT_STATUS_OK
) {
81 destroy_private_dummy_data(dummy
);
85 void dummy_port_connected(
86 struct bt_private_component
*component
,
87 struct bt_private_port
*self_port
,
88 struct bt_port
*other_port
)
91 struct bt_notification_iterator
*iterator
;
92 struct bt_private_connection
*connection
;
94 dummy
= bt_private_component_get_user_data(component
);
96 connection
= bt_private_port_get_private_connection(self_port
);
98 iterator
= bt_private_connection_create_notification_iterator(
105 g_ptr_array_add(dummy
->iterators
, iterator
);
111 enum bt_component_status
dummy_consume(struct bt_private_component
*component
)
113 enum bt_component_status ret
;
114 struct bt_notification
*notif
= NULL
;
118 dummy
= bt_private_component_get_user_data(component
);
121 if (unlikely(dummy
->error
)) {
122 ret
= BT_COMPONENT_STATUS_ERROR
;
126 /* Consume one notification from each iterator. */
127 for (i
= 0; i
< dummy
->iterators
->len
; i
++) {
128 struct bt_notification_iterator
*it
;
129 enum bt_notification_iterator_status it_ret
;
131 it
= g_ptr_array_index(dummy
->iterators
, i
);
133 it_ret
= bt_notification_iterator_next(it
);
135 case BT_NOTIFICATION_ITERATOR_STATUS_ERROR
:
136 ret
= BT_COMPONENT_STATUS_ERROR
;
138 case BT_NOTIFICATION_ITERATOR_STATUS_END
:
139 ret
= BT_COMPONENT_STATUS_END
;
140 g_ptr_array_remove_index(dummy
->iterators
, i
);
147 notif
= bt_notification_iterator_get_notification(it
);
149 ret
= BT_COMPONENT_STATUS_ERROR
;
154 * Dummy! I'm doing nothing with this notification,
160 if (dummy
->iterators
->len
== 0) {
161 ret
= BT_COMPONENT_STATUS_END
;