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1 | #ifndef BABELTRACE_FD_CACHE_INTERNAL_H |
2 | #define BABELTRACE_FD_CACHE_INTERNAL_H | |
3 | /* | |
4 | * fd-cache-internal.h | |
5 | * | |
6 | * Babeltrace - File descriptor cache | |
7 | * | |
8 | * Copyright 2019 Francis Deslauriers <francis.deslauriers@efficios.com> | |
9 | * | |
10 | * Author: Francis Deslauriers <francis.deslauriers@efficios.com> | |
11 | * | |
12 | * Permission is hereby granted, free of charge, to any person obtaining a copy | |
13 | * of this software and associated documentation files (the "Software"), to deal | |
14 | * in the Software without restriction, including without limitation the rights | |
15 | * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell | |
16 | * copies of the Software, and to permit persons to whom the Software is | |
17 | * furnished to do so, subject to the following conditions: | |
18 | * | |
19 | * The above copyright notice and this permission notice shall be included in | |
20 | * all copies or substantial portions of the Software. | |
21 | * | |
22 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | |
23 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | |
24 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE | |
25 | * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER | |
26 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, | |
27 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE | |
28 | * SOFTWARE. | |
29 | */ | |
30 | ||
31 | #include <babeltrace/babeltrace-internal.h> | |
32 | ||
33 | struct bt_fd_cache_handle { | |
34 | int fd; | |
35 | }; | |
36 | ||
37 | struct bt_fd_cache { | |
38 | GHashTable *cache; | |
39 | }; | |
40 | ||
41 | static inline | |
42 | int bt_fd_cache_handle_get_fd(struct bt_fd_cache_handle *handle) | |
43 | { | |
44 | return handle->fd; | |
45 | } | |
46 | ||
47 | BT_HIDDEN | |
48 | int bt_fd_cache_init(struct bt_fd_cache *fdc); | |
49 | ||
50 | BT_HIDDEN | |
51 | void bt_fd_cache_fini(struct bt_fd_cache *fdc); | |
52 | ||
53 | BT_HIDDEN | |
54 | struct bt_fd_cache_handle *bt_fd_cache_get_handle(struct bt_fd_cache *fdc, | |
55 | const char *path); | |
56 | ||
57 | BT_HIDDEN | |
58 | void bt_fd_cache_put_handle(struct bt_fd_cache *fdc, | |
59 | struct bt_fd_cache_handle *handle); | |
60 | ||
61 | #endif /* BABELTRACE_FD_CACHE_INTERNAL_H */ |