7ca86abe5703a8754276721c378b1a3bbb099349
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-const.h>
30 #include <babeltrace2/graph/port-input-const.h>
31 #include <babeltrace2/graph/port-output-const.h>
32 #include <babeltrace2/graph/self-component-port.h>
33 #include <babeltrace2/graph/self-component-port-input.h>
34 #include <babeltrace2/graph/self-component-port-output.h>
35 #include "lib/object.h"
36 #include "compat/compiler.h"
38 #include "component.h"
39 #include "connection.h"
43 void destroy_port(struct bt_object
*obj
)
45 struct bt_port
*port
= (void *) obj
;
47 BT_LIB_LOGI("Destroying port: %!+p", port
);
50 g_string_free(port
->name
, TRUE
);
58 struct bt_port
*bt_port_create(struct bt_component
*parent_component
,
59 enum bt_port_type type
, const char *name
, void *user_data
)
61 struct bt_port
*port
= NULL
;
64 BT_ASSERT(parent_component
);
65 BT_ASSERT(type
== BT_PORT_TYPE_INPUT
|| type
== BT_PORT_TYPE_OUTPUT
);
66 BT_ASSERT(strlen(name
) > 0);
67 port
= g_new0(struct bt_port
, 1);
69 BT_LIB_LOGE_APPEND_CAUSE("Failed to allocate one port.");
73 BT_LIB_LOGI("Creating port for component: %![comp-]+c, port-type=%s, "
74 "port-name=\"%s\"", parent_component
, bt_port_type_string(type
),
76 bt_object_init_shared_with_parent(&port
->base
, destroy_port
);
77 port
->name
= g_string_new(name
);
79 BT_LIB_LOGE_APPEND_CAUSE("Failed to allocate one GString.");
80 BT_OBJECT_PUT_REF_AND_RESET(port
);
85 port
->user_data
= user_data
;
86 bt_object_set_parent(&port
->base
, &parent_component
->base
);
87 BT_LIB_LOGI("Created port for component: "
88 "%![comp-]+c, %![port-]+p", parent_component
, port
);
94 const char *bt_port_get_name(const struct bt_port
*port
)
96 BT_ASSERT_PRE_DEV_NON_NULL(port
, "Port");
97 return port
->name
->str
;
100 enum bt_port_type
bt_port_get_type(const struct bt_port
*port
)
102 BT_ASSERT_PRE_DEV_NON_NULL(port
, "Port");
106 const struct bt_connection
*bt_port_borrow_connection_const(
107 const struct bt_port
*port
)
109 BT_ASSERT_PRE_DEV_NON_NULL(port
, "Port");
110 return port
->connection
;
113 const struct bt_component
*bt_port_borrow_component_const(
114 const struct bt_port
*port
)
116 BT_ASSERT_PRE_DEV_NON_NULL(port
, "Port");
117 return bt_port_borrow_component_inline(port
);
120 struct bt_self_component
*bt_self_component_port_borrow_component(
121 struct bt_self_component_port
*port
)
123 BT_ASSERT_PRE_DEV_NON_NULL(port
, "Port");
124 return (void *) bt_object_borrow_parent((void *) port
);
128 void bt_port_set_connection(struct bt_port
*port
,
129 struct bt_connection
*connection
)
132 * Don't take a reference on connection as its existence is
133 * guaranteed by the existence of the graph in which the
136 port
->connection
= connection
;
137 BT_LIB_LOGI("Set port's connection: %![port-]+p, %![conn-]+x", port
,
141 bt_bool
bt_port_is_connected(const struct bt_port
*port
)
143 BT_ASSERT_PRE_DEV_NON_NULL(port
, "Port");
144 return port
->connection
? BT_TRUE
: BT_FALSE
;
147 void *bt_self_component_port_get_data(const struct bt_self_component_port
*port
)
149 BT_ASSERT_PRE_DEV_NON_NULL(port
, "Port");
150 return ((struct bt_port
*) port
)->user_data
;
153 void bt_port_get_ref(const struct bt_port
*port
)
155 bt_object_get_ref(port
);
158 void bt_port_put_ref(const struct bt_port
*port
)
160 bt_object_put_ref(port
);
163 void bt_port_input_get_ref(const struct bt_port_input
*port_input
)
165 bt_object_get_ref(port_input
);
168 void bt_port_input_put_ref(const struct bt_port_input
*port_input
)
170 bt_object_put_ref(port_input
);
173 void bt_port_output_get_ref(const struct bt_port_output
*port_output
)
175 bt_object_get_ref(port_output
);
178 void bt_port_output_put_ref(const struct bt_port_output
*port_output
)
180 bt_object_put_ref(port_output
);
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