2 * Copyright (C) 2019 Jonathan Rajotte <jonathan.rajotte-julien@efficios.com>
3 * Copyright (C) 2020 Jérémie Galarneau <jeremie.galarneau@efficios.com>
5 * SPDX-License-Identifier: LGPL-2.1-only
9 #ifndef LTTNG_COMMON_TRACKER_H
10 #define LTTNG_COMMON_TRACKER_H
12 #include <common/buffer-view.hpp>
13 #include <common/dynamic-array.hpp>
14 #include <common/macros.hpp>
15 #include <common/sessiond-comm/sessiond-comm.hpp>
17 #include <lttng/lttng-error.h>
18 #include <lttng/tracker.h>
20 struct process_attr_value {
21 enum lttng_process_attr_value_type type;
31 struct lttng_process_attr_values {
32 /* Array of struct process_attr_tracker_value. */
33 struct lttng_dynamic_pointer_array array;
36 const char *lttng_process_attr_to_string(enum lttng_process_attr process_attr);
38 struct lttng_process_attr_values *lttng_process_attr_values_create();
40 /* Prefixed with '_' since the name conflicts with a public API. */
41 unsigned int _lttng_process_attr_values_get_count(const struct lttng_process_attr_values *values);
43 const struct process_attr_value *
44 lttng_process_attr_tracker_values_get_at_index(const struct lttng_process_attr_values *values,
47 int lttng_process_attr_values_serialize(const struct lttng_process_attr_values *values,
48 struct lttng_dynamic_buffer *buffer);
50 ssize_t lttng_process_attr_values_create_from_buffer(enum lttng_domain_type domain,
51 enum lttng_process_attr process_attr,
52 const struct lttng_buffer_view *buffer_view,
53 struct lttng_process_attr_values **_values);
55 void lttng_process_attr_values_destroy(struct lttng_process_attr_values *values);
57 struct process_attr_value *process_attr_value_copy(const struct process_attr_value *value);
59 unsigned long process_attr_value_hash(const struct process_attr_value *a);
61 bool process_attr_tracker_value_equal(const struct process_attr_value *a,
62 const struct process_attr_value *b);
64 void process_attr_value_destroy(struct process_attr_value *value);
67 process_attr_value_from_comm(enum lttng_domain_type domain,
68 enum lttng_process_attr process_attr,
69 enum lttng_process_attr_value_type value_type,
70 const struct process_attr_integral_value_comm *integral_value,
71 const struct lttng_buffer_view *value_view,
72 struct process_attr_value **value);
74 #endif /* LTTNG_COMMON_TRACKER_H */