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 struct bt_port
*bt_component_filter_get_default_input_port(
130 struct bt_component
*component
)
132 return bt_component_filter_get_input_port_by_name(component
,
133 DEFAULT_INPUT_PORT_NAME
);
136 int64_t bt_component_filter_get_output_port_count(
137 struct bt_component
*component
)
142 component
->class->type
!= BT_COMPONENT_CLASS_TYPE_FILTER
) {
147 ret
= bt_component_get_output_port_count(component
);
152 struct bt_port
*bt_component_filter_get_output_port_by_name(
153 struct bt_component
*component
, const char *name
)
155 struct bt_port
*port
= NULL
;
157 if (!component
|| !name
||
158 component
->class->type
!= BT_COMPONENT_CLASS_TYPE_FILTER
) {
162 port
= bt_component_get_output_port_by_name(component
, name
);
167 struct bt_port
*bt_component_filter_get_output_port_by_index(
168 struct bt_component
*component
, uint64_t index
)
170 struct bt_port
*port
= NULL
;
173 component
->class->type
!= BT_COMPONENT_CLASS_TYPE_FILTER
) {
177 port
= bt_component_get_output_port_by_index(component
, index
);
182 struct bt_port
*bt_component_filter_get_default_output_port(
183 struct bt_component
*component
)
185 return bt_component_filter_get_output_port_by_name(component
,
186 DEFAULT_OUTPUT_PORT_NAME
);
189 struct bt_private_port
*
190 bt_private_component_filter_get_input_private_port_by_index(
191 struct bt_private_component
*private_component
, uint64_t index
)
193 return bt_private_port_from_port(
194 bt_component_filter_get_input_port_by_index(
195 bt_component_from_private(private_component
), index
));
198 struct bt_private_port
*
199 bt_private_component_filter_get_default_input_private_port(
200 struct bt_private_component
*private_component
)
202 return bt_private_port_from_port(
203 bt_component_filter_get_default_input_port(
204 bt_component_from_private(private_component
)));
207 struct bt_private_port
*bt_private_component_filter_add_input_private_port(
208 struct bt_private_component
*private_component
,
209 const char *name
, void *user_data
)
211 struct bt_port
*port
= NULL
;
212 struct bt_component
*component
=
213 bt_component_from_private(private_component
);
216 component
->class->type
!= BT_COMPONENT_CLASS_TYPE_FILTER
) {
220 port
= bt_component_add_input_port(component
, name
, user_data
);
222 return bt_private_port_from_port(port
);
225 struct bt_private_port
*
226 bt_private_component_filter_get_output_private_port_by_index(
227 struct bt_private_component
*private_component
, uint64_t index
)
229 return bt_private_port_from_port(
230 bt_component_filter_get_output_port_by_index(
231 bt_component_from_private(private_component
), index
));
234 struct bt_private_port
*
235 bt_private_component_filter_get_default_output_private_port(
236 struct bt_private_component
*private_component
)
238 return bt_private_port_from_port(
239 bt_component_filter_get_default_output_port(
240 bt_component_from_private(private_component
)));
243 struct bt_private_port
*bt_private_component_filter_add_output_private_port(
244 struct bt_private_component
*private_component
,
245 const char *name
, void *user_data
)
247 struct bt_port
*port
= NULL
;
248 struct bt_component
*component
=
249 bt_component_from_private(private_component
);
252 component
->class->type
!= BT_COMPONENT_CLASS_TYPE_FILTER
) {
256 port
= bt_component_add_output_port(component
, name
, user_data
);
258 return bt_private_port_from_port(port
);