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5c408ad8 JD |
1 | /* |
2 | * Copyright (C) 2017 - Julien Desfossez <jdesfossez@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_ROTATE_INTERNAL_ABI_H | |
19 | #define LTTNG_ROTATE_INTERNAL_ABI_H | |
20 | ||
21 | #include <limits.h> | |
22 | #include <stdint.h> | |
d68c9a04 | 23 | #include <stdbool.h> |
5c408ad8 JD |
24 | |
25 | #include <lttng/constant.h> | |
26 | #include <lttng/rotation.h> | |
27 | #include <common/macros.h> | |
28 | ||
d68c9a04 JD |
29 | /* |
30 | * Object used as input parameter to the rotate session API for immediate | |
31 | * rotations. | |
32 | * This is opaque to the public library. | |
33 | */ | |
34 | struct lttng_rotation_immediate_attr { | |
35 | /* Session name to rotate. */ | |
36 | char session_name[LTTNG_NAME_MAX]; | |
37 | /* For the rotate pending request. */ | |
38 | uint64_t rotate_id; | |
39 | }; | |
40 | ||
259c2674 JD |
41 | /* |
42 | * Object used as input parameter to the lttng_rotate_schedule API for | |
43 | * automatic rotations. | |
44 | * This is opaque to the public library. | |
45 | */ | |
46 | struct lttng_rotation_schedule_attr { | |
47 | /* Session name to rotate. */ | |
48 | char session_name[LTTNG_NAME_MAX]; | |
49 | /* > 0 if a timer is set. */ | |
50 | uint64_t timer_us; | |
90936dcf JD |
51 | /* > 0 if the session should rotate when it has written that many bytes. */ |
52 | uint64_t size; | |
259c2674 JD |
53 | } LTTNG_PACKED; |
54 | ||
d68c9a04 JD |
55 | /* |
56 | * Object returned by the rotate session API. | |
57 | * This is opaque to the public library. | |
58 | */ | |
59 | struct lttng_rotation_handle { | |
60 | char session_name[LTTNG_NAME_MAX]; | |
61 | /* | |
62 | * ID of the rotate command. | |
63 | * This matches the session->rotate_count, so the handle is valid until | |
64 | * the next rotate command. After that, the rotation_get_state command | |
65 | * returns the "expired" state. | |
66 | */ | |
67 | uint64_t rotation_id; | |
68 | /* | |
69 | * Where the rotated (readable) trace has been stored when the | |
70 | * rotation is completed. | |
71 | */ | |
72 | struct { | |
73 | bool is_set; | |
74 | char path[LTTNG_PATH_MAX]; | |
75 | } archive_location; | |
76 | }; | |
77 | ||
5c408ad8 JD |
78 | /* |
79 | * Internal objects between lttng-ctl and the session daemon, the values | |
d68c9a04 | 80 | * are then copied to the user's lttng_rotation_handle object. |
5c408ad8 | 81 | */ |
d68c9a04 | 82 | |
5c408ad8 JD |
83 | /* For the LTTNG_ROTATE_SESSION command. */ |
84 | struct lttng_rotate_session_return { | |
d68c9a04 JD |
85 | uint64_t rotation_id; |
86 | } LTTNG_PACKED; | |
87 | ||
88 | /* For the LTTNG_ROTATION_GET_INFO command. */ | |
89 | struct lttng_rotation_get_info_return { | |
90 | /* Represents values defined in enum lttng_rotation_state. */ | |
5c408ad8 | 91 | int32_t status; |
d68c9a04 JD |
92 | char path[LTTNG_PATH_MAX]; |
93 | } LTTNG_PACKED; | |
94 | ||
95 | /* For the LTTNG_SESSION_GET_CURRENT_OUTPUT command. */ | |
96 | struct lttng_session_get_current_output_return { | |
97 | char path[LTTNG_PATH_MAX]; | |
5c408ad8 JD |
98 | } LTTNG_PACKED; |
99 | ||
329f3443 JD |
100 | /* For the LTTNG_ROTATION_SCHEDULE_GET_TIMER_PERIOD command. */ |
101 | struct lttng_rotation_schedule_get_timer_period { | |
102 | uint64_t rotate_timer; | |
103 | } LTTNG_PACKED; | |
104 | ||
105 | /* For the LTTNG_ROTATION_SCHEDULE_GET_SIZE command. */ | |
106 | struct lttng_rotation_schedule_get_size { | |
107 | uint64_t rotate_size; | |
108 | } LTTNG_PACKED; | |
109 | ||
5c408ad8 | 110 | #endif /* LTTNG_ROTATE_INTERNAL_ABI_H */ |