6d4b10661ea47c08dec89e6ca205e2d1b944c42d
[lttng-tools.git] / include / lttng / event-rule / uprobe-internal.h
1 /*
2 * Copyright (C) 2019 Jonathan Rajotte <jonathan.rajotte-julien@efficios.com>
3 *
4 * SPDX-License-Identifier: LGPL-2.1-only
5 *
6 */
7
8 #ifndef LTTNG_EVENT_RULE_UPROBE_INTERNAL_H
9 #define LTTNG_EVENT_RULE_UPROBE_INTERNAL_H
10
11 #include <common/payload-view.h>
12 #include <common/macros.h>
13 #include <lttng/event-rule/event-rule-internal.h>
14 #include <lttng/event-rule/uprobe.h>
15
16 struct lttng_event_rule_uprobe {
17 struct lttng_event_rule parent;
18 char *name;
19 struct lttng_userspace_probe_location *location;
20 };
21
22 struct lttng_event_rule_uprobe_comm {
23 /* Includes terminator `\0`. */
24 uint32_t name_len;
25 /* Includes terminator `\0`. */
26 uint32_t location_len;
27 /*
28 * Payload is composed of, in that order:
29 * - name (null terminated),
30 * - user space probe location object.
31 */
32 char payload[];
33 } LTTNG_PACKED;
34
35 LTTNG_HIDDEN
36 ssize_t lttng_event_rule_uprobe_create_from_payload(
37 struct lttng_payload_view *view,
38 struct lttng_event_rule **rule);
39
40 LTTNG_HIDDEN
41 struct lttng_userspace_probe_location *
42 lttng_event_rule_uprobe_get_location_mutable(
43 const struct lttng_event_rule *rule);
44
45 #endif /* LTTNG_EVENT_RULE_UPROBE_INTERNAL_H */
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