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541b0a11 JG |
1 | #ifndef BABELTRACE_PLUGIN_CTF_FS_H |
2 | #define BABELTRACE_PLUGIN_CTF_FS_H | |
490db841 JG |
3 | |
4 | /* | |
6a29d9fd | 5 | * BabelTrace - CTF on File System Component |
490db841 | 6 | * |
f3bc2010 | 7 | * Copyright 2016 Jérémie Galarneau <jeremie.galarneau@efficios.com> |
56a1cced | 8 | * Copyright 2016 Philippe Proulx <pproulx@efficios.com> |
490db841 JG |
9 | * |
10 | * Author: Jérémie Galarneau <jeremie.galarneau@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 | ||
f3bc2010 JG |
31 | #include <babeltrace/babeltrace-internal.h> |
32 | #include <babeltrace/plugin/component.h> | |
490db841 | 33 | |
56a1cced | 34 | #define CTF_FS_COMPONENT_NAME "fs" |
ea0b4b9e | 35 | #define CTF_FS_COMPONENT_DESCRIPTION \ |
6a29d9fd | 36 | "Component used to read a CTF trace located on a file system." |
490db841 | 37 | |
56a1cced JG |
38 | static bool ctf_fs_debug; |
39 | ||
78586d8a JG |
40 | struct bt_notification_heap; |
41 | ||
56a1cced JG |
42 | struct ctf_fs_file { |
43 | struct ctf_fs_component *ctf_fs; | |
44 | GString *path; | |
45 | FILE *fp; | |
46 | off_t size; | |
47 | }; | |
48 | ||
49 | struct ctf_fs_metadata { | |
50 | struct bt_ctf_trace *trace; | |
51 | uint8_t uuid[16]; | |
52 | bool is_uuid_set; | |
53 | int bo; | |
54 | char *text; | |
55 | }; | |
56 | ||
57 | struct ctf_fs_stream { | |
58 | struct ctf_fs_file *file; | |
59 | struct bt_ctf_stream *stream; | |
78586d8a | 60 | /* FIXME There should be many and ctf_fs_stream should not own them. */ |
56a1cced JG |
61 | struct bt_ctf_notif_iter *notif_iter; |
62 | void *mmap_addr; | |
63 | size_t mmap_len; | |
64 | off_t mmap_offset; | |
65 | off_t request_offset; | |
043e2020 | 66 | bool end_reached; |
56a1cced JG |
67 | }; |
68 | ||
69 | struct ctf_fs_data_stream { | |
70 | GPtrArray *streams; | |
71 | }; | |
72 | ||
760051fa | 73 | struct ctf_fs_iterator { |
78586d8a | 74 | struct bt_notification_heap *pending_notifications; |
760051fa JG |
75 | }; |
76 | ||
ea0b4b9e JG |
77 | struct ctf_fs_component_options { |
78 | bool opt_dummy : 1; | |
79 | }; | |
80 | ||
81 | struct ctf_fs_component { | |
56a1cced JG |
82 | GString *trace_path; |
83 | FILE *error_fp; | |
84 | size_t page_size; | |
d01e0f33 | 85 | struct bt_notification *current_notification; |
56a1cced JG |
86 | struct ctf_fs_metadata metadata; |
87 | struct ctf_fs_data_stream data_stream; | |
ea0b4b9e JG |
88 | struct ctf_fs_component_options options; |
89 | }; | |
90 | ||
f3bc2010 | 91 | BT_HIDDEN |
ea0b4b9e | 92 | enum bt_component_status ctf_fs_init(struct bt_component *source, |
f3bc2010 | 93 | struct bt_value *params); |
490db841 | 94 | |
541b0a11 | 95 | #endif /* BABELTRACE_PLUGIN_CTF_FS_H */ |