projects / lttng-tools.git / blame
| Commit | Line | Data |
|---|---|---|
| 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> |
| 16421f6e | 23 | #include <stdint.h> |
| 8028d920 | 24 | #include <uuid/uuid.h> |
| 57167058 | 25 | |
| 5b8719f5 DG |
26 | /* Default unix group name for tracing. |
| 27 | */ | |
| fac6795d DG |
28 | #define DEFAULT_TRACING_GROUP "tracing" |
| 29 | ||
| 5b8719f5 DG |
30 | /* Environment variable to set session daemon |
| 31 | * binary path. | |
| 32 | */ | |
| 33 | #define LTTNG_SESSIOND_PATH_ENV "LTTNG_SESSIOND_PATH" | |
| 34 | ||
| 96243366 | 35 | /* UUID string length (including \0) */ |
| fac6795d | 36 | #define UUID_STR_LEN 37 |
| 96243366 DG |
37 | /* UUID short string version length (including \0) */ |
| 38 | #define UUID_SHORT_STR_LEN 9 | |
| fac6795d | 39 | |
| 1657e9bb DG |
40 | /* Trace type for lttng_trace. |
| 41 | */ | |
| 42 | enum lttng_trace_type { | |
| 43 | KERNEL, USERSPACE, | |
| 44 | }; | |
| 45 | ||
| 57167058 DG |
46 | /* Simple structure representing a session. |
| 47 | */ | |
| 48 | struct lttng_session { | |
| 49 | char name[NAME_MAX]; | |
| 96243366 | 50 | uuid_t uuid; |
| 57167058 DG |
51 | }; |
| 52 | ||
| 1657e9bb DG |
53 | /* Simple trace representation. |
| 54 | */ | |
| 55 | struct lttng_trace { | |
| 56 | char name[NAME_MAX]; | |
| 57 | pid_t pid; | |
| 58 | enum lttng_trace_type type; | |
| 59 | }; | |
| 60 | ||
| 8028d920 DG |
61 | extern int lttng_create_session(char *name, uuid_t *session_id); |
| 62 | extern int lttng_destroy_session(uuid_t *uuid); | |
| fac6795d | 63 | extern int lttng_connect_sessiond(void); |
| 87378cf5 | 64 | extern int lttng_disconnect_sessiond(void); |
| fac6795d DG |
65 | extern int lttng_set_tracing_group(const char *name); |
| 66 | extern int lttng_check_session_daemon(void); | |
| 67 | extern const char *lttng_get_readable_code(int code); | |
| ca95a216 DG |
68 | extern int lttng_ust_list_apps(pid_t **pids); |
| 69 | extern int lttng_list_sessions(struct lttng_session **sessions); | |
| 1657e9bb | 70 | extern int lttng_list_traces(uuid_t *uuid, struct lttng_trace **traces); |
| 96243366 | 71 | extern void lttng_set_current_session_uuid(uuid_t *uuid); |
| df0da139 | 72 | extern int lttng_ust_create_trace(pid_t pid); |
| ce3d728c | 73 | extern int lttng_ust_start_trace(pid_t pid); |
| 520ff687 | 74 | extern int lttng_ust_stop_trace(pid_t pid); |
| fac6795d DG |
75 | |
| 76 | #endif /* _LIBLTTNGCTL_H */ |