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826d496d MD |
1 | /* |
2 | * Copyright (C) 2011 - David Goulet <david.goulet@polymtl.ca> | |
fac6795d DG |
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. | |
fac6795d DG |
17 | */ |
18 | ||
19 | #ifndef _LIBLTTNGCTL_H | |
20 | #define _LIBLTTNGCTL_H | |
21 | ||
57167058 | 22 | #include <limits.h> |
8028d920 | 23 | #include <uuid/uuid.h> |
57167058 | 24 | |
5b8719f5 DG |
25 | /* Default unix group name for tracing. |
26 | */ | |
fac6795d DG |
27 | #define DEFAULT_TRACING_GROUP "tracing" |
28 | ||
5b8719f5 DG |
29 | /* Environment variable to set session daemon |
30 | * binary path. | |
31 | */ | |
32 | #define LTTNG_SESSIOND_PATH_ENV "LTTNG_SESSIOND_PATH" | |
33 | ||
57167058 | 34 | /* From libuuid |
fac6795d DG |
35 | */ |
36 | #define UUID_STR_LEN 37 | |
37 | ||
1657e9bb DG |
38 | /* Trace type for lttng_trace. |
39 | */ | |
40 | enum lttng_trace_type { | |
41 | KERNEL, USERSPACE, | |
42 | }; | |
43 | ||
57167058 DG |
44 | /* Simple structure representing a session. |
45 | */ | |
46 | struct lttng_session { | |
47 | char name[NAME_MAX]; | |
48 | char uuid[UUID_STR_LEN]; | |
49 | }; | |
50 | ||
1657e9bb DG |
51 | /* Simple trace representation. |
52 | */ | |
53 | struct lttng_trace { | |
54 | char name[NAME_MAX]; | |
55 | pid_t pid; | |
56 | enum lttng_trace_type type; | |
57 | }; | |
58 | ||
8028d920 DG |
59 | extern int lttng_create_session(char *name, uuid_t *session_id); |
60 | extern int lttng_destroy_session(uuid_t *uuid); | |
fac6795d | 61 | extern int lttng_connect_sessiond(void); |
87378cf5 | 62 | extern int lttng_disconnect_sessiond(void); |
fac6795d DG |
63 | extern int lttng_set_tracing_group(const char *name); |
64 | extern int lttng_check_session_daemon(void); | |
65 | extern const char *lttng_get_readable_code(int code); | |
ca95a216 DG |
66 | extern int lttng_ust_list_apps(pid_t **pids); |
67 | extern int lttng_list_sessions(struct lttng_session **sessions); | |
1657e9bb | 68 | extern int lttng_list_traces(uuid_t *uuid, struct lttng_trace **traces); |
e8be5f4f | 69 | extern void lttng_set_current_session_uuid(char *uuid); |
df0da139 | 70 | extern int lttng_ust_create_trace(pid_t pid); |
ce3d728c | 71 | extern int lttng_ust_start_trace(pid_t pid); |
fac6795d DG |
72 | |
73 | #endif /* _LIBLTTNGCTL_H */ |