4 * Babeltrace Source Component
6 * Copyright 2015 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/ref.h>
30 #include <babeltrace/compiler.h>
31 #include <babeltrace/component/component-source-internal.h>
32 #include <babeltrace/component/component-internal.h>
33 #include <babeltrace/component/component-port-internal.h>
34 #include <babeltrace/component/notification/iterator.h>
35 #include <babeltrace/component/notification/iterator-internal.h>
38 enum bt_component_status
bt_component_source_validate(
39 struct bt_component
*component
)
41 enum bt_component_status ret
= BT_COMPONENT_STATUS_OK
;
44 ret
= BT_COMPONENT_STATUS_INVALID
;
48 if (!component
->class) {
49 ret
= BT_COMPONENT_STATUS_INVALID
;
53 if (component
->class->type
!= BT_COMPONENT_CLASS_TYPE_SOURCE
) {
54 ret
= BT_COMPONENT_STATUS_INVALID
;
63 void bt_component_source_destroy(struct bt_component
*component
)
65 struct bt_component_source
*source
= container_of(component
,
66 struct bt_component_source
, parent
);
68 if (source
->output_ports
) {
69 g_ptr_array_free(source
->output_ports
, TRUE
);
75 struct bt_component
*bt_component_source_create(
76 struct bt_component_class
*class, struct bt_value
*params
)
79 struct bt_component_source
*source
= NULL
;
80 enum bt_component_status status
;
82 source
= g_new0(struct bt_component_source
, 1);
87 source
->parent
.class = bt_get(class);
88 status
= bt_component_init(&source
->parent
, bt_component_source_destroy
);
89 if (status
!= BT_COMPONENT_STATUS_OK
) {
93 ret
= bt_component_init_output_ports(&source
->parent
, &source
->output_ports
);
99 return source
? &source
->parent
: NULL
;
105 struct bt_notification_iterator
*bt_component_source_create_notification_iterator(
106 struct bt_component
*component
)
108 return bt_component_create_iterator(component
, NULL
);
111 struct bt_notification_iterator
*bt_component_source_create_notification_iterator_with_init_method_data(
112 struct bt_component
*component
, void *init_method_data
)
114 return bt_component_create_iterator(component
, init_method_data
);
117 int bt_component_source_get_output_port_count(struct bt_component
*component
)
120 struct bt_component_source
*source
;
127 if (component
->class->type
!= BT_COMPONENT_CLASS_TYPE_SOURCE
) {
132 source
= container_of(component
, struct bt_component_source
, parent
);
133 ret
= source
->output_ports
->len
;
138 struct bt_port
*bt_component_source_get_output_port(
139 struct bt_component
*component
, const char *name
)
141 struct bt_component_source
*source
;
142 struct bt_port
*ret_port
= NULL
;
144 if (!component
|| !name
||
145 component
->class->type
!= BT_COMPONENT_CLASS_TYPE_SOURCE
) {
149 source
= container_of(component
, struct bt_component_source
, parent
);
150 ret_port
= bt_component_get_port(source
->output_ports
, name
);
155 struct bt_port
*bt_component_source_get_output_port_at_index(
156 struct bt_component
*component
, int index
)
158 struct bt_port
*port
= NULL
;
159 struct bt_component_source
*source
;
162 component
->class->type
!= BT_COMPONENT_CLASS_TYPE_SOURCE
) {
166 source
= container_of(component
, struct bt_component_source
, parent
);
167 port
= bt_component_get_port_at_index(source
->output_ports
, index
);
172 struct bt_port
*bt_component_source_get_default_output_port(
173 struct bt_component
*component
)
175 return bt_component_source_get_output_port(component
,
176 DEFAULT_OUTPUT_PORT_NAME
);
179 struct bt_port
*bt_component_source_add_output_port(
180 struct bt_component
*component
, const char *name
)
182 struct bt_port
*port
;
183 struct bt_component_source
*source
;
186 component
->class->type
!= BT_COMPONENT_CLASS_TYPE_SOURCE
) {
191 source
= container_of(component
, struct bt_component_source
, parent
);
192 port
= bt_component_add_port(component
, source
->output_ports
,
193 BT_PORT_TYPE_OUTPUT
, name
);
198 enum bt_component_status
bt_component_source_remove_output_port(
199 struct bt_component
*component
, const char *name
)
201 enum bt_component_status status
;
202 struct bt_component_source
*source
;
205 component
->class->type
!= BT_COMPONENT_CLASS_TYPE_SOURCE
) {
206 status
= BT_COMPONENT_STATUS_INVALID
;
210 source
= container_of(component
, struct bt_component_source
, parent
);
211 status
= bt_component_remove_port(component
, source
->output_ports
,