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7b53201c PP |
1 | #ifndef BABELTRACE_GRAPH_PORT_CONST_H |
2 | #define BABELTRACE_GRAPH_PORT_CONST_H | |
8b285017 JG |
3 | |
4 | /* | |
f2b0325d | 5 | * Copyright 2017-2018 Philippe Proulx <pproulx@efficios.com> |
8b285017 JG |
6 | * Copyright 2017 Jérémie Galarneau <jeremie.galarneau@efficios.com> |
7 | * | |
8b285017 JG |
8 | * Permission is hereby granted, free of charge, to any person obtaining a copy |
9 | * of this software and associated documentation files (the "Software"), to deal | |
10 | * in the Software without restriction, including without limitation the rights | |
11 | * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell | |
12 | * copies of the Software, and to permit persons to whom the Software is | |
13 | * furnished to do so, subject to the following conditions: | |
14 | * | |
15 | * The above copyright notice and this permission notice shall be included in | |
16 | * all copies or substantial portions of the Software. | |
17 | * | |
18 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | |
19 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | |
20 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE | |
21 | * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER | |
22 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, | |
23 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE | |
24 | * SOFTWARE. | |
25 | */ | |
26 | ||
27 | #include <stdint.h> | |
e0831b38 | 28 | |
8eee8ea2 | 29 | /* For bt_bool, bt_port, bt_connection, bt_component */ |
c55a9f58 | 30 | #include <babeltrace/types.h> |
8b285017 JG |
31 | |
32 | #ifdef __cplusplus | |
33 | extern "C" { | |
34 | #endif | |
35 | ||
ee78f405 | 36 | typedef enum bt_port_type { |
8b285017 JG |
37 | BT_PORT_TYPE_INPUT = 0, |
38 | BT_PORT_TYPE_OUTPUT = 1, | |
ee78f405 | 39 | } bt_port_type; |
8b285017 | 40 | |
8eee8ea2 | 41 | extern const char *bt_port_get_name(const bt_port *port); |
834e9996 | 42 | |
ee78f405 | 43 | extern bt_port_type bt_port_get_type(const bt_port *port); |
834e9996 | 44 | |
8eee8ea2 PP |
45 | extern const bt_connection *bt_port_borrow_connection_const( |
46 | const bt_port *port); | |
834e9996 | 47 | |
8eee8ea2 PP |
48 | extern const bt_component *bt_port_borrow_component_const( |
49 | const bt_port *port); | |
834e9996 | 50 | |
8eee8ea2 | 51 | extern bt_bool bt_port_is_connected(const bt_port *port); |
8b285017 | 52 | |
e3655084 | 53 | static inline |
8eee8ea2 | 54 | bt_bool bt_port_is_input(const bt_port *port) |
e3655084 PP |
55 | { |
56 | return bt_port_get_type(port) == BT_PORT_TYPE_INPUT; | |
57 | } | |
58 | ||
59 | static inline | |
8eee8ea2 | 60 | bt_bool bt_port_is_output(const bt_port *port) |
e3655084 PP |
61 | { |
62 | return bt_port_get_type(port) == BT_PORT_TYPE_OUTPUT; | |
63 | } | |
64 | ||
8eee8ea2 | 65 | extern void bt_port_get_ref(const bt_port *port); |
8c6884d9 | 66 | |
8eee8ea2 | 67 | extern void bt_port_put_ref(const bt_port *port); |
8c6884d9 PP |
68 | |
69 | #define BT_PORT_PUT_REF_AND_RESET(_var) \ | |
70 | do { \ | |
71 | bt_port_put_ref(_var); \ | |
72 | (_var) = NULL; \ | |
73 | } while (0) | |
74 | ||
75 | #define BT_PORT_MOVE_REF(_var_dst, _var_src) \ | |
76 | do { \ | |
77 | bt_port_put_ref(_var_dst); \ | |
78 | (_var_dst) = (_var_src); \ | |
79 | (_var_src) = NULL; \ | |
80 | } while (0) | |
81 | ||
8b285017 JG |
82 | #ifdef __cplusplus |
83 | } | |
84 | #endif | |
85 | ||
7b53201c | 86 | #endif /* BABELTRACE_GRAPH_PORT_CONST_H */ |