Fix: lttng: uninitialized pointer free'd when no sessiond is present
[lttng-tools.git] / include / lttng / event-internal.h
1 /*
2 * event-internal.h
3 *
4 * Linux Trace Toolkit Control Library
5 *
6 * Copyright (C) 2017 Jérémie Galarneau <jeremie.galarneau@efficios.com>
7 *
8 * SPDX-License-Identifier: LGPL-2.1-only
9 *
10 */
11
12 #ifndef LTTNG_EVENT_INTERNAL_H
13 #define LTTNG_EVENT_INTERNAL_H
14
15 #include <common/macros.h>
16 #include <lttng/event.h>
17
18 struct lttng_userspace_probe_location;
19
20 struct lttng_event_extended {
21 /*
22 * exclusions and filter_expression are only set when the lttng_event
23 * was created/allocated by a list operation. These two elements must
24 * not be free'd as they are part of the same contiguous buffer that
25 * contains all events returned by the listing.
26 */
27 char *filter_expression;
28 struct {
29 unsigned int count;
30 /* Array of strings of fixed LTTNG_SYMBOL_NAME_LEN length. */
31 char *strings;
32 } exclusions;
33 struct lttng_userspace_probe_location *probe_location;
34 };
35
36 LTTNG_HIDDEN
37 struct lttng_event *lttng_event_copy(const struct lttng_event *event);
38
39 #endif /* LTTNG_EVENT_INTERNAL_H */
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