Remove not working test
[lttng-tools.git] / libustctl / libustctl.h
1 /*
2 * Copyright (C) 2009 Pierre-Marc Fournier
3 * 2011 David Goulet <david.goulet@polymtl.ca>
4 *
5 * This library is free software; you can redistribute it and/or
6 * modify it under the terms of the GNU Lesser General Public
7 * License as published by the Free Software Foundation; either
8 * version 2.1 of the License, or (at your option) any later version.
9 *
10 * This library is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 * Lesser General Public License for more details.
14 *
15 * You should have received a copy of the GNU Lesser General Public
16 * License along with this library; if not, write to the Free Software
17 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
18 */
19
20 #ifndef _LTT_LIBUSTCTL_H
21 #define _LTT_LIBUSTCTL_H
22
23 #define USTCTL_ERR_CONN 1 /* Process connection error */
24 #define USTCTL_ERR_ARG 2 /* Invalid function argument */
25 #define USTCTL_ERR_GEN 3 /* General ustctl error */
26
27 #define USTCTL_MS_CHR_OFF '0' /* Marker state 'on' character */
28 #define USTCTL_MS_CHR_ON '1' /* Marker state 'on' character */
29 #define USTCTL_MS_OFF 0 /* Marker state 'on' value */
30 #define USTCTL_MS_ON 1 /* Marker state 'on' value */
31
32 /*
33 * Channel/marker/state/format string (cmsf) data structure
34 */
35 struct ustctl_marker_status {
36 char *channel; /* Channel name (end of ustctl_marker_status array if NULL) */
37 char *ust_marker; /* Marker name (end of ustctl_marker_status array if NULL) */
38 int state; /* State (0 := marker disabled, 1 := marker enabled) */
39 char *fs; /* Format string (end of ustctl_marker_status array if NULL) */
40 };
41
42 struct ustctl_trace_event_status {
43 char *name;
44 };
45
46 pid_t *ustctl_get_online_pids(void);
47
48 int ustctl_alloc_trace(int sock, const char *trace);
49 int ustctl_connect_pid(pid_t pid);
50 int ustctl_create_trace(int sock, const char *trace);
51 int ustctl_destroy_trace(int sock, const char *trace);
52 int ustctl_force_switch(int sock, const char *trace);
53 int ustctl_free_cmsf(struct ustctl_marker_status *cmsf);
54 int ustctl_free_tes(struct ustctl_trace_event_status *tes);
55 int ustctl_get_cmsf(int sock, struct ustctl_marker_status **cmsf);
56 int ustctl_get_sock_path(int sock, char **sock_path);
57 int ustctl_get_subbuf_num(pid_t pid, const char *trace, const char *channel);
58 int ustctl_get_subbuf_size(int sock, const char *trace, const char *channel);
59 int ustctl_get_tes(int sock, struct ustctl_trace_event_status **tes);
60 int ustctl_set_sock_path(int sock, const char *sock_path);
61
62 int ustctl_set_marker_state(int sock, const char *trace,
63 const char *channel, const char *ust_marker, int state);
64
65 int ustctl_set_subbuf_size(int sock, const char *trace,
66 const char *channel, unsigned int subbuf_size);
67
68 int ustctl_set_subbuf_num(int sock, const char *trace,
69 const char *channel, unsigned int num);
70
71 int ustctl_setup_and_start(int sock, const char *trace);
72 int ustctl_start_trace(int sock, const char *trace);
73 int ustctl_stop_trace(int sock, const char *trace);
74 unsigned int ustctl_count_nl(const char *str);
75
76 #endif /* _LTT_LIBUSTCTL_H */
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