4 * Babeltrace Filter Component
6 * Copyright 2016 Jérémie Galarneau <jeremie.galarneau@efficios.com>
8 * Author: Jérémie Galarneau <jeremie.galarneau@efficios.com>
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:
17 * The above copyright notice and this permission notice shall be included in
18 * all copies or substantial portions of the Software.
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
29 #include <babeltrace/compiler-internal.h>
30 #include <babeltrace/values.h>
31 #include <babeltrace/graph/component-filter-internal.h>
32 #include <babeltrace/graph/component-internal.h>
33 #include <babeltrace/graph/component-class-internal.h>
34 #include <babeltrace/graph/notification.h>
35 #include <babeltrace/graph/notification-iterator-internal.h>
38 void bt_component_filter_destroy(struct bt_component
*component
)
43 struct bt_component
*bt_component_filter_create(
44 struct bt_component_class
*class, struct bt_value
*params
)
46 struct bt_component_filter
*filter
= NULL
;
48 filter
= g_new0(struct bt_component_filter
, 1);
54 return filter
? &filter
->parent
: NULL
;
58 enum bt_component_status
bt_component_filter_validate(
59 struct bt_component
*component
)
61 enum bt_component_status ret
= BT_COMPONENT_STATUS_OK
;
64 ret
= BT_COMPONENT_STATUS_INVALID
;
68 if (!component
->class) {
69 ret
= BT_COMPONENT_STATUS_INVALID
;
73 if (component
->class->type
!= BT_COMPONENT_CLASS_TYPE_FILTER
) {
74 ret
= BT_COMPONENT_STATUS_INVALID
;
78 /* Enforce iterator limits. */
83 int64_t bt_component_filter_get_input_port_count(
84 struct bt_component
*component
)
89 component
->class->type
!= BT_COMPONENT_CLASS_TYPE_FILTER
) {
94 ret
= (int64_t) bt_component_get_input_port_count(component
);
99 struct bt_port
*bt_component_filter_get_input_port_by_name(
100 struct bt_component
*component
, const char *name
)
102 struct bt_port
*port
= NULL
;
104 if (!component
|| !name
||
105 component
->class->type
!= BT_COMPONENT_CLASS_TYPE_FILTER
) {
109 port
= bt_component_get_input_port_by_name(component
, name
);
114 struct bt_port
*bt_component_filter_get_input_port_by_index(
115 struct bt_component
*component
, uint64_t index
)
117 struct bt_port
*port
= NULL
;
120 component
->class->type
!= BT_COMPONENT_CLASS_TYPE_FILTER
) {
124 port
= bt_component_get_input_port_by_index(component
, index
);
129 int64_t bt_component_filter_get_output_port_count(
130 struct bt_component
*component
)
135 component
->class->type
!= BT_COMPONENT_CLASS_TYPE_FILTER
) {
140 ret
= bt_component_get_output_port_count(component
);
145 struct bt_port
*bt_component_filter_get_output_port_by_name(
146 struct bt_component
*component
, const char *name
)
148 struct bt_port
*port
= NULL
;
150 if (!component
|| !name
||
151 component
->class->type
!= BT_COMPONENT_CLASS_TYPE_FILTER
) {
155 port
= bt_component_get_output_port_by_name(component
, name
);
160 struct bt_port
*bt_component_filter_get_output_port_by_index(
161 struct bt_component
*component
, uint64_t index
)
163 struct bt_port
*port
= NULL
;
166 component
->class->type
!= BT_COMPONENT_CLASS_TYPE_FILTER
) {
170 port
= bt_component_get_output_port_by_index(component
, index
);
175 struct bt_private_port
*
176 bt_private_component_filter_get_input_private_port_by_index(
177 struct bt_private_component
*private_component
, uint64_t index
)
179 return bt_private_port_from_port(
180 bt_component_filter_get_input_port_by_index(
181 bt_component_from_private(private_component
), index
));
184 struct bt_private_port
*
185 bt_private_component_filter_get_input_private_port_by_name(
186 struct bt_private_component
*private_component
,
189 return bt_private_port_from_port(
190 bt_component_filter_get_input_port_by_name(
191 bt_component_from_private(private_component
), name
));
194 struct bt_private_port
*bt_private_component_filter_add_input_private_port(
195 struct bt_private_component
*private_component
,
196 const char *name
, void *user_data
)
198 struct bt_port
*port
= NULL
;
199 struct bt_component
*component
=
200 bt_component_from_private(private_component
);
203 component
->class->type
!= BT_COMPONENT_CLASS_TYPE_FILTER
) {
207 port
= bt_component_add_input_port(component
, name
, user_data
);
209 return bt_private_port_from_port(port
);
212 struct bt_private_port
*
213 bt_private_component_filter_get_output_private_port_by_index(
214 struct bt_private_component
*private_component
, uint64_t index
)
216 return bt_private_port_from_port(
217 bt_component_filter_get_output_port_by_index(
218 bt_component_from_private(private_component
), index
));
221 struct bt_private_port
*
222 bt_private_component_filter_get_output_private_port_by_name(
223 struct bt_private_component
*private_component
,
226 return bt_private_port_from_port(
227 bt_component_filter_get_output_port_by_name(
228 bt_component_from_private(private_component
), name
));
231 struct bt_private_port
*bt_private_component_filter_add_output_private_port(
232 struct bt_private_component
*private_component
,
233 const char *name
, void *user_data
)
235 struct bt_port
*port
= NULL
;
236 struct bt_component
*component
=
237 bt_component_from_private(private_component
);
240 component
->class->type
!= BT_COMPONENT_CLASS_TYPE_FILTER
) {
244 port
= bt_component_add_output_port(component
, name
, user_data
);
246 return bt_private_port_from_port(port
);