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fda89c9b DG |
1 | /* |
2 | * Copyright (C) 2011 - David Goulet <david.goulet@polymtl.ca> | |
3 | * | |
4 | * This program is free software; you can redistribute it and/or | |
5 | * modify it under the terms of the GNU General Public License | |
6 | * as published by the Free Software Foundation; either version 2 | |
7 | * of the License, or (at your option) any later version. | |
8 | * | |
9 | * This program is distributed in the hope that it will be useful, | |
10 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
11 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
12 | * GNU General Public License for more details. | |
13 | * | |
14 | * You should have received a copy of the GNU General Public License | |
15 | * along with this program; if not, write to the Free Software | |
16 | * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. | |
17 | */ | |
18 | ||
19 | #ifndef _LTT_TRACE_H | |
20 | #define _LTT_TRACE_H | |
21 | ||
5461b305 | 22 | #include "ltt-sessiond.h" |
d4a2a84a | 23 | #include "session.h" |
20fe2104 | 24 | #include "lttng-kernel.h" |
d4a2a84a | 25 | |
20fe2104 DG |
26 | /* Kernel event list */ |
27 | struct ltt_kernel_event_list { | |
28 | struct cds_list_head head; | |
29 | }; | |
30 | ||
31 | /* Kernel event */ | |
32 | struct ltt_kernel_event { | |
20fe2104 | 33 | int fd; |
f34daff7 | 34 | struct lttng_kernel_event *event; |
20fe2104 DG |
35 | struct cds_list_head list; |
36 | }; | |
37 | ||
38 | /* Kernel channel */ | |
39 | struct ltt_kernel_channel { | |
40 | int fd; | |
9cb98350 | 41 | struct lttng_kernel_channel *channel; |
20fe2104 DG |
42 | struct ltt_kernel_event_list events_list; |
43 | }; | |
44 | ||
45 | /* Kernel session */ | |
46 | struct ltt_kernel_session { | |
47 | int fd; | |
48 | struct ltt_kernel_channel *channel; | |
fda89c9b DG |
49 | }; |
50 | ||
51 | /* UST trace representation */ | |
52 | struct ltt_ust_trace { | |
53 | struct cds_list_head list; | |
1657e9bb | 54 | char name[NAME_MAX]; |
fda89c9b DG |
55 | int shmid; |
56 | pid_t pid; | |
57 | struct cds_list_head markers; | |
58 | }; | |
59 | ||
60 | struct ltt_ust_marker { | |
61 | struct cds_list_head list; | |
62 | char *name; | |
63 | char *channel; | |
64 | }; | |
65 | ||
1657e9bb DG |
66 | int get_trace_count_per_session(struct ltt_session *session); |
67 | void get_traces_per_session(struct ltt_session *session, struct lttng_trace *traces); | |
5461b305 DG |
68 | int ust_create_trace(struct command_ctx *cmd_ctx); |
69 | int ust_start_trace(struct command_ctx *cmd_ctx); | |
70 | int ust_stop_trace(struct command_ctx *cmd_ctx); | |
d4a2a84a | 71 | |
fda89c9b | 72 | #endif /* _LTT_TRACE_H */ |