Commit | Line | Data |
---|---|---|
8b285017 | 1 | /* |
0235b0db MJ |
2 | * SPDX-License-Identifier: MIT |
3 | * | |
e2f7325d | 4 | * Copyright 2017-2018 Philippe Proulx <pproulx@efficios.com> |
8b285017 | 5 | * Copyright 2017 Jérémie Galarneau <jeremie.galarneau@efficios.com> |
8b285017 JG |
6 | */ |
7 | ||
350ad6c1 | 8 | #define BT_LOG_TAG "LIB/PORT" |
c2d9d9cf | 9 | #include "lib/logging.h" |
f3034355 | 10 | |
578e048b MJ |
11 | #include "common/assert.h" |
12 | #include "lib/assert-pre.h" | |
43c59509 | 13 | #include <babeltrace2/graph/port.h> |
3fadfbc0 | 14 | #include <babeltrace2/graph/self-component-port.h> |
578e048b MJ |
15 | #include "lib/object.h" |
16 | #include "compat/compiler.h" | |
17 | ||
18 | #include "component.h" | |
19 | #include "connection.h" | |
20 | #include "port.h" | |
8b285017 JG |
21 | |
22 | static | |
d94d92ac | 23 | void destroy_port(struct bt_object *obj) |
8b285017 | 24 | { |
d94d92ac | 25 | struct bt_port *port = (void *) obj; |
8b285017 | 26 | |
3f7d4d90 | 27 | BT_LIB_LOGI("Destroying port: %!+p", port); |
f3034355 | 28 | |
8b285017 JG |
29 | if (port->name) { |
30 | g_string_free(port->name, TRUE); | |
d94d92ac | 31 | port->name = NULL; |
8b285017 | 32 | } |
f3034355 | 33 | |
8b285017 JG |
34 | g_free(port); |
35 | } | |
36 | ||
37 | BT_HIDDEN | |
38 | struct bt_port *bt_port_create(struct bt_component *parent_component, | |
3e9b0023 | 39 | enum bt_port_type type, const char *name, void *user_data) |
8b285017 | 40 | { |
72b913fb | 41 | struct bt_port *port = NULL; |
8b285017 | 42 | |
f6ccaed9 PP |
43 | BT_ASSERT(name); |
44 | BT_ASSERT(parent_component); | |
45 | BT_ASSERT(type == BT_PORT_TYPE_INPUT || type == BT_PORT_TYPE_OUTPUT); | |
d94d92ac | 46 | BT_ASSERT(strlen(name) > 0); |
8b285017 JG |
47 | port = g_new0(struct bt_port, 1); |
48 | if (!port) { | |
870631a2 | 49 | BT_LIB_LOGE_APPEND_CAUSE("Failed to allocate one port."); |
8b285017 JG |
50 | goto end; |
51 | } | |
52 | ||
3f7d4d90 | 53 | BT_LIB_LOGI("Creating port for component: %![comp-]+c, port-type=%s, " |
d94d92ac PP |
54 | "port-name=\"%s\"", parent_component, bt_port_type_string(type), |
55 | name); | |
56 | bt_object_init_shared_with_parent(&port->base, destroy_port); | |
8b285017 JG |
57 | port->name = g_string_new(name); |
58 | if (!port->name) { | |
870631a2 | 59 | BT_LIB_LOGE_APPEND_CAUSE("Failed to allocate one GString."); |
65300d60 | 60 | BT_OBJECT_PUT_REF_AND_RESET(port); |
8b285017 JG |
61 | goto end; |
62 | } | |
63 | ||
64 | port->type = type; | |
3e9b0023 | 65 | port->user_data = user_data; |
3fea54f6 | 66 | bt_object_set_parent(&port->base, &parent_component->base); |
3f7d4d90 | 67 | BT_LIB_LOGI("Created port for component: " |
d94d92ac | 68 | "%![comp-]+c, %![port-]+p", parent_component, port); |
f3034355 | 69 | |
8b285017 JG |
70 | end: |
71 | return port; | |
72 | } | |
73 | ||
0d72b8c3 | 74 | const char *bt_port_get_name(const struct bt_port *port) |
8b285017 | 75 | { |
bdb288b3 | 76 | BT_ASSERT_PRE_DEV_NON_NULL(port, "Port"); |
d94d92ac | 77 | return port->name->str; |
8b285017 JG |
78 | } |
79 | ||
0d72b8c3 | 80 | enum bt_port_type bt_port_get_type(const struct bt_port *port) |
8b285017 | 81 | { |
bdb288b3 | 82 | BT_ASSERT_PRE_DEV_NON_NULL(port, "Port"); |
d94d92ac | 83 | return port->type; |
8b285017 JG |
84 | } |
85 | ||
0d72b8c3 PP |
86 | const struct bt_connection *bt_port_borrow_connection_const( |
87 | const struct bt_port *port) | |
8b285017 | 88 | { |
bdb288b3 | 89 | BT_ASSERT_PRE_DEV_NON_NULL(port, "Port"); |
d94d92ac | 90 | return port->connection; |
8b285017 JG |
91 | } |
92 | ||
0d72b8c3 PP |
93 | const struct bt_component *bt_port_borrow_component_const( |
94 | const struct bt_port *port) | |
890882ef | 95 | { |
bdb288b3 | 96 | BT_ASSERT_PRE_DEV_NON_NULL(port, "Port"); |
0d72b8c3 | 97 | return bt_port_borrow_component_inline(port); |
890882ef PP |
98 | } |
99 | ||
d94d92ac PP |
100 | struct bt_self_component *bt_self_component_port_borrow_component( |
101 | struct bt_self_component_port *port) | |
890882ef | 102 | { |
bdb288b3 | 103 | BT_ASSERT_PRE_DEV_NON_NULL(port, "Port"); |
d94d92ac | 104 | return (void *) bt_object_borrow_parent((void *) port); |
890882ef PP |
105 | } |
106 | ||
8b285017 | 107 | BT_HIDDEN |
72b913fb | 108 | void bt_port_set_connection(struct bt_port *port, |
8b285017 | 109 | struct bt_connection *connection) |
72b913fb PP |
110 | { |
111 | /* | |
112 | * Don't take a reference on connection as its existence is | |
113 | * guaranteed by the existence of the graph in which the | |
114 | * connection exists. | |
115 | */ | |
116 | port->connection = connection; | |
3f7d4d90 | 117 | BT_LIB_LOGI("Set port's connection: %![port-]+p, %![conn-]+x", port, |
d94d92ac | 118 | connection); |
72b913fb PP |
119 | } |
120 | ||
0d72b8c3 | 121 | bt_bool bt_port_is_connected(const struct bt_port *port) |
8b285017 | 122 | { |
bdb288b3 | 123 | BT_ASSERT_PRE_DEV_NON_NULL(port, "Port"); |
d94d92ac | 124 | return port->connection ? BT_TRUE : BT_FALSE; |
8b285017 | 125 | } |
a45a0b60 | 126 | |
0d72b8c3 | 127 | void *bt_self_component_port_get_data(const struct bt_self_component_port *port) |
a45a0b60 | 128 | { |
bdb288b3 | 129 | BT_ASSERT_PRE_DEV_NON_NULL(port, "Port"); |
d94d92ac | 130 | return ((struct bt_port *) port)->user_data; |
a45a0b60 | 131 | } |
c5b9b441 PP |
132 | |
133 | void bt_port_get_ref(const struct bt_port *port) | |
134 | { | |
135 | bt_object_get_ref(port); | |
136 | } | |
137 | ||
138 | void bt_port_put_ref(const struct bt_port *port) | |
139 | { | |
140 | bt_object_put_ref(port); | |
141 | } | |
142 | ||
143 | void bt_port_input_get_ref(const struct bt_port_input *port_input) | |
144 | { | |
145 | bt_object_get_ref(port_input); | |
146 | } | |
147 | ||
148 | void bt_port_input_put_ref(const struct bt_port_input *port_input) | |
149 | { | |
150 | bt_object_put_ref(port_input); | |
151 | } | |
152 | ||
153 | void bt_port_output_get_ref(const struct bt_port_output *port_output) | |
154 | { | |
155 | bt_object_get_ref(port_output); | |
156 | } | |
157 | ||
158 | void bt_port_output_put_ref(const struct bt_port_output *port_output) | |
159 | { | |
160 | bt_object_put_ref(port_output); | |
161 | } |