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da3c9ec1 DG |
1 | /* |
2 | * Copyright (C) 2013 - David Goulet <dgoulet@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_SNAPSHOT_INTERNAL_ABI_H | |
19 | #define LTTNG_SNAPSHOT_INTERNAL_ABI_H | |
20 | ||
21 | #include <limits.h> | |
22 | #include <stdint.h> | |
36d2e35d | 23 | #include <lttng/constant.h> |
da3c9ec1 DG |
24 | |
25 | /* | |
26 | * Object used for the snapshot API. This is opaque to the public library. | |
27 | */ | |
28 | struct lttng_snapshot_output { | |
29 | /* | |
30 | * ID of the snapshot output. This is only used when they are listed. It is | |
31 | * assigned by the session daemon so when adding an output, this value will | |
32 | * not be used. | |
33 | */ | |
34 | uint32_t id; | |
35 | /* | |
36 | * Maximum size in bytes of the snapshot meaning the total size of all | |
37 | * stream combined. A value of 0 is unlimited. | |
38 | */ | |
39 | uint64_t max_size; | |
40 | /* Name of the output so it can be recognized easily when listing them. */ | |
36d2e35d | 41 | char name[LTTNG_NAME_MAX]; |
da3c9ec1 DG |
42 | /* Destination of the output. See lttng(1) for URL format. */ |
43 | char ctrl_url[PATH_MAX]; | |
44 | /* Destination of the output. See lttng(1) for URL format. */ | |
45 | char data_url[PATH_MAX]; | |
46 | }; | |
47 | ||
48 | /* | |
49 | * Snapshot output list object opaque to the user. | |
50 | */ | |
51 | struct lttng_snapshot_output_list { | |
52 | /* | |
53 | * The position in the output array. This is changed by a get_next call. | |
54 | */ | |
55 | int index; | |
56 | ||
57 | /* | |
58 | * Number of element in the array. | |
59 | */ | |
60 | size_t count; | |
61 | ||
62 | /* | |
63 | * Containes snapshot output object. | |
64 | */ | |
65 | struct lttng_snapshot_output *array; | |
66 | }; | |
67 | ||
68 | #endif /* LTTNG_SNAPSHOT_INTERNAL_ABI_H */ |