src.ctf.fs: remove leftover use of pointer arithmetics
[babeltrace.git] / src / lib / graph / component-sink.c
1 /*
2 * Copyright 2017-2018 Philippe Proulx <pproulx@efficios.com>
3 * Copyright 2015 Jérémie Galarneau <jeremie.galarneau@efficios.com>
4 *
5 * Permission is hereby granted, free of charge, to any person obtaining a copy
6 * of this software and associated documentation files (the "Software"), to deal
7 * in the Software without restriction, including without limitation the rights
8 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
9 * copies of the Software, and to permit persons to whom the Software is
10 * furnished to do so, subject to the following conditions:
11 *
12 * The above copyright notice and this permission notice shall be included in
13 * all copies or substantial portions of the Software.
14 *
15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
18 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
19 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
20 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
21 * SOFTWARE.
22 */
23
24 #define BT_LOG_TAG "LIB/COMPONENT-SINK"
25 #include "lib/logging.h"
26
27 #include "common/assert.h"
28 #include "lib/assert-pre.h"
29 #include "compat/compiler.h"
30 #include <babeltrace2/value.h>
31 #include <babeltrace2/graph/self-component-sink.h>
32 #include <babeltrace2/graph/component-sink-const.h>
33 #include <babeltrace2/graph/graph.h>
34
35 #include "component-sink.h"
36 #include "component.h"
37 #include "lib/func-status.h"
38
39 BT_HIDDEN
40 void bt_component_sink_destroy(struct bt_component *component)
41 {
42 }
43
44 BT_HIDDEN
45 struct bt_component *bt_component_sink_create(
46 const struct bt_component_class *class)
47 {
48 struct bt_component_sink *sink = NULL;
49
50 sink = g_new0(struct bt_component_sink, 1);
51 if (!sink) {
52 BT_LOGE_STR("Failed to allocate one sink component.");
53 goto end;
54 }
55
56 end:
57 return (void *) sink;
58 }
59
60 const bt_component_class_sink *
61 bt_component_sink_borrow_class_const(
62 const bt_component_sink *component)
63 {
64 struct bt_component_class *cls;
65
66 BT_ASSERT_PRE_NON_NULL(component, "Component");
67
68 cls = component->parent.class;
69
70 BT_ASSERT(cls);
71 BT_ASSERT(cls->type == BT_COMPONENT_CLASS_TYPE_SINK);
72
73 return (bt_component_class_sink *) cls;
74 }
75
76 uint64_t bt_component_sink_get_input_port_count(
77 const struct bt_component_sink *component)
78 {
79 /* bt_component_get_input_port_count() logs details/errors */
80 return bt_component_get_input_port_count((void *) component);
81 }
82
83 const struct bt_port_input *
84 bt_component_sink_borrow_input_port_by_name_const(
85 const struct bt_component_sink *component, const char *name)
86 {
87 /* bt_component_borrow_input_port_by_name() logs details/errors */
88 return bt_component_borrow_input_port_by_name((void *) component, name);
89 }
90
91 struct bt_self_component_port_input *
92 bt_self_component_sink_borrow_input_port_by_name(
93 struct bt_self_component_sink *component, const char *name)
94 {
95 /* bt_component_borrow_input_port_by_name() logs details/errors */
96 return (void *) bt_component_borrow_input_port_by_name(
97 (void *) component, name);
98 }
99
100 const struct bt_port_input *bt_component_sink_borrow_input_port_by_index_const(
101 const struct bt_component_sink *component, uint64_t index)
102 {
103 /* bt_component_borrow_input_port_by_index() logs details/errors */
104 return bt_component_borrow_input_port_by_index(
105 (void *) component, index);
106 }
107
108 struct bt_self_component_port_input *
109 bt_self_component_sink_borrow_input_port_by_index(
110 struct bt_self_component_sink *component, uint64_t index)
111 {
112 /* bt_component_borrow_input_port_by_index() logs details/errors */
113 return (void *) bt_component_borrow_input_port_by_index(
114 (void *) component, index);
115 }
116
117 enum bt_self_component_add_port_status bt_self_component_sink_add_input_port(
118 struct bt_self_component_sink *self_comp,
119 const char *name, void *user_data,
120 struct bt_self_component_port_input **self_port)
121 {
122 enum bt_self_component_add_port_status status;
123 struct bt_port *port = NULL;
124 struct bt_component *comp = (void *) self_comp;
125
126 /* bt_component_add_input_port() logs details/errors */
127 status = bt_component_add_input_port(comp, name, user_data, &port);
128 if (status != BT_FUNC_STATUS_OK) {
129 goto end;
130 }
131
132 if (self_port) {
133 /* Move reference to user */
134 *self_port = (void *) port;
135 port = NULL;
136 }
137
138 end:
139 bt_object_put_ref(port);
140 return status;
141 }
142
143 void bt_component_sink_get_ref(
144 const struct bt_component_sink *component_sink)
145 {
146 bt_object_get_ref(component_sink);
147 }
148
149 void bt_component_sink_put_ref(
150 const struct bt_component_sink *component_sink)
151 {
152 bt_object_put_ref(component_sink);
153 }
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