2 * Copyright 2017-2018 Philippe Proulx <pproulx@efficios.com>
3 * Copyright 2017 Jérémie Galarneau <jeremie.galarneau@efficios.com>
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:
12 * The above copyright notice and this permission notice shall be included in
13 * all copies or substantial portions of the Software.
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
24 #define BT_LOG_TAG "PORT"
25 #include <babeltrace/lib-logging-internal.h>
27 #include <babeltrace/assert-internal.h>
28 #include <babeltrace/assert-pre-internal.h>
29 #include <babeltrace/graph/port-const.h>
30 #include <babeltrace/graph/port-input-const.h>
31 #include <babeltrace/graph/port-output-const.h>
32 #include <babeltrace/graph/self-component-port.h>
33 #include <babeltrace/graph/self-component-port-input.h>
34 #include <babeltrace/graph/self-component-port-output.h>
35 #include <babeltrace/graph/component-internal.h>
36 #include <babeltrace/graph/port-internal.h>
37 #include <babeltrace/graph/connection-internal.h>
38 #include <babeltrace/object-internal.h>
39 #include <babeltrace/compiler-internal.h>
42 void destroy_port(struct bt_object
*obj
)
44 struct bt_port
*port
= (void *) obj
;
46 BT_LIB_LOGD("Destroying port: %!+p", port
);
49 g_string_free(port
->name
, TRUE
);
57 struct bt_port
*bt_port_create(struct bt_component
*parent_component
,
58 enum bt_port_type type
, const char *name
, void *user_data
)
60 struct bt_port
*port
= NULL
;
63 BT_ASSERT(parent_component
);
64 BT_ASSERT(type
== BT_PORT_TYPE_INPUT
|| type
== BT_PORT_TYPE_OUTPUT
);
65 BT_ASSERT(strlen(name
) > 0);
66 port
= g_new0(struct bt_port
, 1);
68 BT_LOGE_STR("Failed to allocate one port.");
72 BT_LIB_LOGD("Creating port for component: %![comp-]+c, port-type=%s, "
73 "port-name=\"%s\"", parent_component
, bt_port_type_string(type
),
75 bt_object_init_shared_with_parent(&port
->base
, destroy_port
);
76 port
->name
= g_string_new(name
);
78 BT_LOGE_STR("Failed to allocate one GString.");
79 BT_OBJECT_PUT_REF_AND_RESET(port
);
84 port
->user_data
= user_data
;
85 bt_object_set_parent(&port
->base
, &parent_component
->base
);
86 BT_LIB_LOGD("Created port for component: "
87 "%![comp-]+c, %![port-]+p", parent_component
, port
);
93 const char *bt_port_get_name(const struct bt_port
*port
)
95 BT_ASSERT_PRE_NON_NULL(port
, "Port");
96 return port
->name
->str
;
99 enum bt_port_type
bt_port_get_type(const struct bt_port
*port
)
101 BT_ASSERT_PRE_NON_NULL(port
, "Port");
105 const struct bt_connection
*bt_port_borrow_connection_const(
106 const struct bt_port
*port
)
108 BT_ASSERT_PRE_NON_NULL(port
, "Port");
109 return port
->connection
;
112 const struct bt_component
*bt_port_borrow_component_const(
113 const struct bt_port
*port
)
115 BT_ASSERT_PRE_NON_NULL(port
, "Port");
116 return bt_port_borrow_component_inline(port
);
119 struct bt_self_component
*bt_self_component_port_borrow_component(
120 struct bt_self_component_port
*port
)
122 BT_ASSERT_PRE_NON_NULL(port
, "Port");
123 return (void *) bt_object_borrow_parent((void *) port
);
127 void bt_port_set_connection(struct bt_port
*port
,
128 struct bt_connection
*connection
)
131 * Don't take a reference on connection as its existence is
132 * guaranteed by the existence of the graph in which the
135 port
->connection
= connection
;
136 BT_LIB_LOGV("Set port's connection: %![port-]+p, %![conn-]+x", port
,
140 bt_bool
bt_port_is_connected(const struct bt_port
*port
)
142 BT_ASSERT_PRE_NON_NULL(port
, "Port");
143 return port
->connection
? BT_TRUE
: BT_FALSE
;
146 void *bt_self_component_port_get_data(const struct bt_self_component_port
*port
)
148 BT_ASSERT_PRE_NON_NULL(port
, "Port");
149 return ((struct bt_port
*) port
)->user_data
;
152 void bt_port_get_ref(const struct bt_port
*port
)
154 bt_object_get_ref(port
);
157 void bt_port_put_ref(const struct bt_port
*port
)
159 bt_object_put_ref(port
);
162 void bt_port_input_get_ref(const struct bt_port_input
*port_input
)
164 bt_object_get_ref(port_input
);
167 void bt_port_input_put_ref(const struct bt_port_input
*port_input
)
169 bt_object_put_ref(port_input
);
172 void bt_port_output_get_ref(const struct bt_port_output
*port_output
)
174 bt_object_get_ref(port_output
);
177 void bt_port_output_put_ref(const struct bt_port_output
*port_output
)
179 bt_object_put_ref(port_output
);
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