Commit | Line | Data |
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34ac9eaf JG |
1 | /* |
2 | * filter.c | |
3 | * | |
4 | * Babeltrace Filter Component | |
5 | * | |
6 | * Copyright 2016 Jérémie Galarneau <jeremie.galarneau@efficios.com> | |
7 | * | |
8 | * Author: Jérémie Galarneau <jeremie.galarneau@efficios.com> | |
9 | * | |
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: | |
16 | * | |
17 | * The above copyright notice and this permission notice shall be included in | |
18 | * all copies or substantial portions of the Software. | |
19 | * | |
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 | |
26 | * SOFTWARE. | |
27 | */ | |
28 | ||
3d9990ac | 29 | #include <babeltrace/compiler-internal.h> |
34ac9eaf | 30 | #include <babeltrace/values.h> |
b2e0c907 PP |
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> | |
34ac9eaf | 36 | |
72b913fb | 37 | BT_HIDDEN |
366e034f JG |
38 | void bt_component_filter_destroy(struct bt_component *component) |
39 | { | |
34a9ed19 JG |
40 | } |
41 | ||
366e034f JG |
42 | BT_HIDDEN |
43 | struct bt_component *bt_component_filter_create( | |
44 | struct bt_component_class *class, struct bt_value *params) | |
34a9ed19 | 45 | { |
366e034f | 46 | struct bt_component_filter *filter = NULL; |
34a9ed19 | 47 | |
366e034f JG |
48 | filter = g_new0(struct bt_component_filter, 1); |
49 | if (!filter) { | |
34a9ed19 JG |
50 | goto end; |
51 | } | |
52 | ||
34a9ed19 | 53 | end: |
366e034f | 54 | return filter ? &filter->parent : NULL; |
34a9ed19 JG |
55 | } |
56 | ||
366e034f JG |
57 | BT_HIDDEN |
58 | enum bt_component_status bt_component_filter_validate( | |
59 | struct bt_component *component) | |
34a9ed19 | 60 | { |
34a9ed19 JG |
61 | enum bt_component_status ret = BT_COMPONENT_STATUS_OK; |
62 | ||
366e034f | 63 | if (!component) { |
34a9ed19 JG |
64 | ret = BT_COMPONENT_STATUS_INVALID; |
65 | goto end; | |
66 | } | |
67 | ||
366e034f JG |
68 | if (!component->class) { |
69 | ret = BT_COMPONENT_STATUS_INVALID; | |
34a9ed19 JG |
70 | goto end; |
71 | } | |
72 | ||
366e034f | 73 | if (component->class->type != BT_COMPONENT_CLASS_TYPE_FILTER) { |
34a9ed19 JG |
74 | ret = BT_COMPONENT_STATUS_INVALID; |
75 | goto end; | |
76 | } | |
77 | ||
366e034f | 78 | /* Enforce iterator limits. */ |
34a9ed19 JG |
79 | end: |
80 | return ret; | |
81 | } | |
82 | ||
544d0515 | 83 | int64_t bt_component_filter_get_input_port_count( |
346df6cf | 84 | struct bt_component *component, uint64_t *count) |
34a9ed19 | 85 | { |
544d0515 | 86 | int64_t ret; |
34a9ed19 | 87 | |
544d0515 | 88 | if (!component || |
72b913fb | 89 | component->class->type != BT_COMPONENT_CLASS_TYPE_FILTER) { |
544d0515 | 90 | ret = -1; |
34a9ed19 JG |
91 | goto end; |
92 | } | |
93 | ||
544d0515 | 94 | ret = bt_component_get_input_port_count(component); |
366e034f | 95 | end: |
544d0515 | 96 | return ret; |
366e034f JG |
97 | } |
98 | ||
99 | struct bt_port *bt_component_filter_get_input_port( | |
100 | struct bt_component *component, const char *name) | |
101 | { | |
72b913fb | 102 | struct bt_port *port = NULL; |
366e034f JG |
103 | |
104 | if (!component || !name || | |
105 | component->class->type != BT_COMPONENT_CLASS_TYPE_FILTER) { | |
34a9ed19 JG |
106 | goto end; |
107 | } | |
108 | ||
72b913fb | 109 | port = bt_component_get_input_port(component, name); |
366e034f | 110 | end: |
72b913fb | 111 | return port; |
366e034f | 112 | } |
d3e4dcd8 | 113 | |
366e034f JG |
114 | struct bt_port *bt_component_filter_get_input_port_at_index( |
115 | struct bt_component *component, int index) | |
116 | { | |
117 | struct bt_port *port = NULL; | |
366e034f JG |
118 | |
119 | if (!component || | |
120 | component->class->type != BT_COMPONENT_CLASS_TYPE_FILTER) { | |
121 | goto end; | |
34a9ed19 JG |
122 | } |
123 | ||
72b913fb | 124 | port = bt_component_get_input_port_at_index(component, index); |
34a9ed19 | 125 | end: |
366e034f | 126 | return port; |
34a9ed19 JG |
127 | } |
128 | ||
366e034f | 129 | struct bt_port *bt_component_filter_get_default_input_port( |
34a9ed19 JG |
130 | struct bt_component *component) |
131 | { | |
366e034f JG |
132 | return bt_component_filter_get_input_port(component, |
133 | DEFAULT_INPUT_PORT_NAME); | |
8b0ce102 PP |
134 | } |
135 | ||
544d0515 | 136 | int64_t bt_component_filter_get_output_port_count( |
346df6cf | 137 | struct bt_component *component, uint64_t *count) |
526fc31a | 138 | { |
544d0515 | 139 | int64_t ret; |
526fc31a | 140 | |
72b913fb PP |
141 | if (!component || !count || |
142 | component->class->type != BT_COMPONENT_CLASS_TYPE_FILTER) { | |
544d0515 | 143 | ret = -1; |
526fc31a JG |
144 | goto end; |
145 | } | |
146 | ||
544d0515 | 147 | ret = bt_component_get_output_port_count(component); |
526fc31a | 148 | end: |
544d0515 | 149 | return ret; |
526fc31a JG |
150 | } |
151 | ||
366e034f JG |
152 | struct bt_port *bt_component_filter_get_output_port( |
153 | struct bt_component *component, const char *name) | |
526fc31a | 154 | { |
72b913fb | 155 | struct bt_port *port = NULL; |
526fc31a | 156 | |
366e034f JG |
157 | if (!component || !name || |
158 | component->class->type != BT_COMPONENT_CLASS_TYPE_FILTER) { | |
526fc31a JG |
159 | goto end; |
160 | } | |
161 | ||
72b913fb | 162 | port = bt_component_get_output_port(component, name); |
366e034f | 163 | end: |
72b913fb | 164 | return port; |
366e034f JG |
165 | } |
166 | ||
167 | struct bt_port *bt_component_filter_get_output_port_at_index( | |
168 | struct bt_component *component, int index) | |
169 | { | |
170 | struct bt_port *port = NULL; | |
366e034f JG |
171 | |
172 | if (!component || | |
173 | component->class->type != BT_COMPONENT_CLASS_TYPE_FILTER) { | |
526fc31a JG |
174 | goto end; |
175 | } | |
176 | ||
72b913fb | 177 | port = bt_component_get_output_port_at_index(component, index); |
366e034f JG |
178 | end: |
179 | return port; | |
180 | } | |
181 | ||
182 | struct bt_port *bt_component_filter_get_default_output_port( | |
183 | struct bt_component *component) | |
184 | { | |
185 | return bt_component_filter_get_output_port(component, | |
186 | DEFAULT_OUTPUT_PORT_NAME); | |
187 | } | |
188 | ||
890882ef PP |
189 | struct bt_private_port * |
190 | bt_private_component_filter_get_input_private_port_at_index( | |
191 | struct bt_private_component *private_component, int index) | |
192 | { | |
193 | return bt_private_port_from_port( | |
194 | bt_component_filter_get_input_port_at_index( | |
195 | bt_component_from_private(private_component), index)); | |
196 | } | |
197 | ||
198 | struct bt_private_port * | |
91457551 | 199 | bt_private_component_filter_get_default_input_private_port( |
890882ef PP |
200 | struct bt_private_component *private_component) |
201 | { | |
202 | return bt_private_port_from_port( | |
203 | bt_component_filter_get_default_input_port( | |
204 | bt_component_from_private(private_component))); | |
205 | } | |
206 | ||
207 | struct bt_private_port *bt_private_component_filter_add_input_private_port( | |
208 | struct bt_private_component *private_component, | |
209 | const char *name) | |
210 | { | |
211 | struct bt_port *port = NULL; | |
212 | struct bt_component *component = | |
213 | bt_component_from_private(private_component); | |
214 | ||
215 | if (!component || | |
216 | component->class->type != BT_COMPONENT_CLASS_TYPE_FILTER) { | |
217 | goto end; | |
218 | } | |
219 | ||
220 | port = bt_component_add_input_port(component, name); | |
221 | end: | |
222 | return bt_private_port_from_port(port); | |
223 | } | |
224 | ||
225 | struct bt_private_port * | |
226 | bt_private_component_filter_get_output_private_port_at_index( | |
227 | struct bt_private_component *private_component, int index) | |
228 | { | |
229 | return bt_private_port_from_port( | |
230 | bt_component_filter_get_output_port_at_index( | |
231 | bt_component_from_private(private_component), index)); | |
232 | } | |
233 | ||
234 | struct bt_private_port * | |
91457551 | 235 | bt_private_component_filter_get_default_output_private_port( |
890882ef PP |
236 | struct bt_private_component *private_component) |
237 | { | |
238 | return bt_private_port_from_port( | |
239 | bt_component_filter_get_default_output_port( | |
240 | bt_component_from_private(private_component))); | |
241 | } | |
242 | ||
243 | struct bt_private_port *bt_private_component_filter_add_output_private_port( | |
244 | struct bt_private_component *private_component, | |
245 | const char *name) | |
366e034f | 246 | { |
72b913fb | 247 | struct bt_port *port = NULL; |
890882ef PP |
248 | struct bt_component *component = |
249 | bt_component_from_private(private_component); | |
366e034f JG |
250 | |
251 | if (!component || | |
252 | component->class->type != BT_COMPONENT_CLASS_TYPE_FILTER) { | |
526fc31a JG |
253 | goto end; |
254 | } | |
255 | ||
72b913fb | 256 | port = bt_component_add_output_port(component, name); |
366e034f | 257 | end: |
890882ef | 258 | return bt_private_port_from_port(port); |
366e034f | 259 | } |