Commit | Line | Data |
---|---|---|
00c76cea JG |
1 | /* |
2 | * Copyright (C) 2013 - Jérémie Galarneau <jeremie.galarneau@efficios.com> | |
3 | * | |
4 | * This library is free software; you can redistribute it and/or modify it | |
5 | * under the terms of the GNU Lesser General Public License, version 2.1 only, | |
6 | * as published by the Free Software Foundation. | |
7 | * | |
8 | * This library is distributed in the hope that it will be useful, but WITHOUT | |
9 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
10 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License | |
11 | * for more details. | |
12 | * | |
13 | * You should have received a copy of the GNU Lesser General Public License | |
14 | * along with this library; if not, write to the Free Software Foundation, | |
15 | * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA | |
16 | */ | |
17 | ||
18 | #ifndef LTTNG_SAVE_H | |
19 | #define LTTNG_SAVE_H | |
20 | ||
21 | #ifdef __cplusplus | |
22 | extern "C" { | |
23 | #endif | |
24 | ||
25 | /* | |
26 | * The lttng_save_session_attr object is opaque to the user. Use the helper | |
27 | * functions below to use them. | |
28 | */ | |
29 | struct lttng_save_session_attr; | |
30 | ||
31 | /* | |
32 | * Return a newly allocated save session attribute object or NULL on error. | |
33 | */ | |
34 | struct lttng_save_session_attr *lttng_save_session_attr_create(void); | |
35 | ||
36 | /* | |
37 | * Free a given save session attribute object. | |
38 | */ | |
39 | void lttng_save_session_attr_destroy(struct lttng_save_session_attr *output); | |
40 | ||
41 | ||
42 | /* | |
43 | * Save session attribute getter family functions. | |
44 | */ | |
45 | ||
46 | /* Return session name. NULL indicated all sessions must be saved. */ | |
47 | const char *lttng_save_session_attr_get_session_name( | |
48 | struct lttng_save_session_attr *attr); | |
49 | /* | |
50 | * Return destination URL. A NULL value indicates the default session | |
51 | * configuration location. The URL format used is documented in lttng(1). | |
52 | * NULL indicates that the default session configuration path is used. | |
53 | */ | |
54 | const char *lttng_save_session_attr_get_output_url( | |
55 | struct lttng_save_session_attr *attr); | |
56 | /* | |
57 | * Return the configuration overwrite attribute. This attribute indicates | |
58 | * whether or not existing configuration files must be overwritten. | |
59 | */ | |
60 | int lttng_save_session_attr_get_overwrite( | |
61 | struct lttng_save_session_attr *attr); | |
62 | ||
63 | /* | |
64 | * Save session attribute setter family functions. | |
65 | * | |
66 | * For every set* call, 0 is returned on success or else -LTTNG_ERR_INVALID is | |
67 | * returned indicating that at least one given parameter is invalid. | |
68 | */ | |
69 | ||
70 | /* | |
71 | * Set the name of the session to save. A NULL name means all sessions | |
72 | * known to the session daemon will be saved. | |
73 | */ | |
74 | int lttng_save_session_attr_set_session_name( | |
75 | struct lttng_save_session_attr *attr, const char *session_name); | |
76 | /* | |
77 | * Set the URL of the session configuration to save. A NULL value indicates the | |
78 | * use of the default location being the session one. The URL's format is is | |
79 | * documented in lttng(1). | |
80 | */ | |
81 | int lttng_save_session_attr_set_output_url( | |
82 | struct lttng_save_session_attr *attr, const char *url); | |
83 | /* | |
84 | * Set the overwrite attribute. If set to true, files of the same name as the | |
85 | * current session configuration URL will be overwritten. | |
86 | */ | |
87 | int lttng_save_session_attr_set_overwrite( | |
88 | struct lttng_save_session_attr *attr, int overwrite); | |
89 | ||
90 | /* | |
91 | * Save session configuration(s). | |
92 | * | |
93 | * The lttng_save_session_attr object must not be NULL. No ownership of the | |
94 | * object is kept by the function; it must be released by the caller. | |
95 | * | |
96 | * Returns 0 on success or a negative LTTNG_ERR value on error. | |
97 | */ | |
98 | int lttng_save_session(struct lttng_save_session_attr *attr); | |
99 | ||
100 | #ifdef __cplusplus | |
101 | } | |
102 | #endif | |
103 | ||
104 | #endif /* LTTNG_SAVE_H */ |