projects / lttng-tools.git / blame
| Commit | Line | Data |
|---|---|---|
| 91d76f53 | 1 | /* |
| 5b74c7b1 DG |
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_SESSION_H | |
| 20 | #define _LTT_SESSION_H | |
| 21 | ||
| 5b97ec60 | 22 | #include <lttng/lttng.h> |
| d4a2a84a DG |
23 | #include <uuid/uuid.h> |
| 24 | ||
| 5e16da05 MD |
25 | /* |
| 26 | * FIXME: create a cmd_context structure to pass this kind of | |
| 27 | * information around as parameter. Will facilitate multithreaded design | |
| 28 | * later. | |
| 29 | */ | |
| 471d1693 DG |
30 | extern struct ltt_session *current_session; |
| 31 | ||
| 5b74c7b1 DG |
32 | /* Global session list */ |
| 33 | struct ltt_session_list { | |
| 34 | struct cds_list_head head; | |
| 35 | }; | |
| 36 | ||
| 37 | /* ltt-session - This data structure contains information needed | |
| 38 | * to identify a tracing session for both LTTng and UST. | |
| 39 | */ | |
| 40 | struct ltt_session { | |
| 41 | char *name; | |
| 42 | struct cds_list_head list; | |
| 43 | uuid_t uuid; | |
| 44 | struct cds_list_head ust_traces; | |
| 1657e9bb DG |
45 | struct cds_list_head kernel_traces; |
| 46 | unsigned int ust_trace_count; | |
| 47 | unsigned int kern_trace_count; | |
| 5b74c7b1 | 48 | pid_t ust_consumer; |
| 1657e9bb | 49 | pid_t kernel_consumer; |
| 5b74c7b1 DG |
50 | }; |
| 51 | ||
| 52 | /* Prototypes */ | |
| 53 | int create_session(char *name, uuid_t *session_id); | |
| 54 | int destroy_session(uuid_t *uuid); | |
| 55 | void get_lttng_session(struct lttng_session *lt); | |
| 56 | struct ltt_session *find_session_by_uuid(uuid_t session_id); | |
| 57 | struct ltt_session *find_session_by_name(char *name); | |
| 58 | unsigned int get_session_count(void); | |
| 59 | ||
| 60 | #endif /* _LTT_SESSION_H */ |