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924dc299 PP |
1 | #ifndef BABELTRACE2_GRAPH_PORT_CONST_H |
2 | #define BABELTRACE2_GRAPH_PORT_CONST_H | |
8b285017 JG |
3 | |
4 | /* | |
bbb7b5f0 | 5 | * Copyright (c) 2010-2019 EfficiOS Inc. and Linux Foundation |
8b285017 | 6 | * |
8b285017 JG |
7 | * Permission is hereby granted, free of charge, to any person obtaining a copy |
8 | * of this software and associated documentation files (the "Software"), to deal | |
9 | * in the Software without restriction, including without limitation the rights | |
10 | * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell | |
11 | * copies of the Software, and to permit persons to whom the Software is | |
12 | * furnished to do so, subject to the following conditions: | |
13 | * | |
14 | * The above copyright notice and this permission notice shall be included in | |
15 | * all copies or substantial portions of the Software. | |
16 | * | |
17 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | |
18 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | |
19 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE | |
20 | * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER | |
21 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, | |
22 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE | |
23 | * SOFTWARE. | |
24 | */ | |
25 | ||
4fa90f32 PP |
26 | #ifndef __BT_IN_BABELTRACE_H |
27 | # error "Please include <babeltrace2/babeltrace.h> instead." | |
28 | #endif | |
29 | ||
8b285017 | 30 | #include <stdint.h> |
9d408fca | 31 | |
3fadfbc0 | 32 | #include <babeltrace2/types.h> |
8b285017 JG |
33 | |
34 | #ifdef __cplusplus | |
35 | extern "C" { | |
36 | #endif | |
37 | ||
4cdfc5e8 | 38 | typedef enum bt_port_type { |
9c3869a9 PP |
39 | BT_PORT_TYPE_INPUT = 1 << 0, |
40 | BT_PORT_TYPE_OUTPUT = 1 << 1, | |
4cdfc5e8 | 41 | } bt_port_type; |
8b285017 | 42 | |
b19ff26f | 43 | extern const char *bt_port_get_name(const bt_port *port); |
d94d92ac | 44 | |
4cdfc5e8 | 45 | extern bt_port_type bt_port_get_type(const bt_port *port); |
d94d92ac | 46 | |
b19ff26f PP |
47 | extern const bt_connection *bt_port_borrow_connection_const( |
48 | const bt_port *port); | |
d94d92ac | 49 | |
b19ff26f PP |
50 | extern const bt_component *bt_port_borrow_component_const( |
51 | const bt_port *port); | |
d94d92ac | 52 | |
b19ff26f | 53 | extern bt_bool bt_port_is_connected(const bt_port *port); |
8b285017 | 54 | |
e3655084 | 55 | static inline |
b19ff26f | 56 | bt_bool bt_port_is_input(const bt_port *port) |
e3655084 PP |
57 | { |
58 | return bt_port_get_type(port) == BT_PORT_TYPE_INPUT; | |
59 | } | |
60 | ||
61 | static inline | |
b19ff26f | 62 | bt_bool bt_port_is_output(const bt_port *port) |
e3655084 PP |
63 | { |
64 | return bt_port_get_type(port) == BT_PORT_TYPE_OUTPUT; | |
65 | } | |
66 | ||
b19ff26f | 67 | extern void bt_port_get_ref(const bt_port *port); |
c5b9b441 | 68 | |
b19ff26f | 69 | extern void bt_port_put_ref(const bt_port *port); |
c5b9b441 PP |
70 | |
71 | #define BT_PORT_PUT_REF_AND_RESET(_var) \ | |
72 | do { \ | |
73 | bt_port_put_ref(_var); \ | |
74 | (_var) = NULL; \ | |
75 | } while (0) | |
76 | ||
77 | #define BT_PORT_MOVE_REF(_var_dst, _var_src) \ | |
78 | do { \ | |
79 | bt_port_put_ref(_var_dst); \ | |
80 | (_var_dst) = (_var_src); \ | |
81 | (_var_src) = NULL; \ | |
82 | } while (0) | |
83 | ||
8b285017 JG |
84 | #ifdef __cplusplus |
85 | } | |
86 | #endif | |
87 | ||
924dc299 | 88 | #endif /* BABELTRACE2_GRAPH_PORT_CONST_H */ |