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 "LIB/PORT"
25 #include "lib/logging.h"
27 #include "common/assert.h"
28 #include "lib/assert-pre.h"
29 #include <babeltrace2/graph/port.h>
30 #include <babeltrace2/graph/self-component-port.h>
31 #include "lib/object.h"
32 #include "compat/compiler.h"
34 #include "component.h"
35 #include "connection.h"
39 void destroy_port(struct bt_object
*obj
)
41 struct bt_port
*port
= (void *) obj
;
43 BT_LIB_LOGI("Destroying port: %!+p", port
);
46 g_string_free(port
->name
, TRUE
);
54 struct bt_port
*bt_port_create(struct bt_component
*parent_component
,
55 enum bt_port_type type
, const char *name
, void *user_data
)
57 struct bt_port
*port
= NULL
;
60 BT_ASSERT(parent_component
);
61 BT_ASSERT(type
== BT_PORT_TYPE_INPUT
|| type
== BT_PORT_TYPE_OUTPUT
);
62 BT_ASSERT(strlen(name
) > 0);
63 port
= g_new0(struct bt_port
, 1);
65 BT_LIB_LOGE_APPEND_CAUSE("Failed to allocate one port.");
69 BT_LIB_LOGI("Creating port for component: %![comp-]+c, port-type=%s, "
70 "port-name=\"%s\"", parent_component
, bt_port_type_string(type
),
72 bt_object_init_shared_with_parent(&port
->base
, destroy_port
);
73 port
->name
= g_string_new(name
);
75 BT_LIB_LOGE_APPEND_CAUSE("Failed to allocate one GString.");
76 BT_OBJECT_PUT_REF_AND_RESET(port
);
81 port
->user_data
= user_data
;
82 bt_object_set_parent(&port
->base
, &parent_component
->base
);
83 BT_LIB_LOGI("Created port for component: "
84 "%![comp-]+c, %![port-]+p", parent_component
, port
);
90 const char *bt_port_get_name(const struct bt_port
*port
)
92 BT_ASSERT_PRE_DEV_NON_NULL(port
, "Port");
93 return port
->name
->str
;
96 enum bt_port_type
bt_port_get_type(const struct bt_port
*port
)
98 BT_ASSERT_PRE_DEV_NON_NULL(port
, "Port");
102 const struct bt_connection
*bt_port_borrow_connection_const(
103 const struct bt_port
*port
)
105 BT_ASSERT_PRE_DEV_NON_NULL(port
, "Port");
106 return port
->connection
;
109 const struct bt_component
*bt_port_borrow_component_const(
110 const struct bt_port
*port
)
112 BT_ASSERT_PRE_DEV_NON_NULL(port
, "Port");
113 return bt_port_borrow_component_inline(port
);
116 struct bt_self_component
*bt_self_component_port_borrow_component(
117 struct bt_self_component_port
*port
)
119 BT_ASSERT_PRE_DEV_NON_NULL(port
, "Port");
120 return (void *) bt_object_borrow_parent((void *) port
);
124 void bt_port_set_connection(struct bt_port
*port
,
125 struct bt_connection
*connection
)
128 * Don't take a reference on connection as its existence is
129 * guaranteed by the existence of the graph in which the
132 port
->connection
= connection
;
133 BT_LIB_LOGI("Set port's connection: %![port-]+p, %![conn-]+x", port
,
137 bt_bool
bt_port_is_connected(const struct bt_port
*port
)
139 BT_ASSERT_PRE_DEV_NON_NULL(port
, "Port");
140 return port
->connection
? BT_TRUE
: BT_FALSE
;
143 void *bt_self_component_port_get_data(const struct bt_self_component_port
*port
)
145 BT_ASSERT_PRE_DEV_NON_NULL(port
, "Port");
146 return ((struct bt_port
*) port
)->user_data
;
149 void bt_port_get_ref(const struct bt_port
*port
)
151 bt_object_get_ref(port
);
154 void bt_port_put_ref(const struct bt_port
*port
)
156 bt_object_put_ref(port
);
159 void bt_port_input_get_ref(const struct bt_port_input
*port_input
)
161 bt_object_get_ref(port_input
);
164 void bt_port_input_put_ref(const struct bt_port_input
*port_input
)
166 bt_object_put_ref(port_input
);
169 void bt_port_output_get_ref(const struct bt_port_output
*port_output
)
171 bt_object_get_ref(port_output
);
174 void bt_port_output_put_ref(const struct bt_port_output
*port_output
)
176 bt_object_put_ref(port_output
);
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