2 * Copyright (C) 2017 Jérémie Galarneau <jeremie.galarneau@efficios.com>
4 * SPDX-License-Identifier: LGPL-2.1-only
8 #ifndef LTTNG_CONDITION_INTERNAL_H
9 #define LTTNG_CONDITION_INTERNAL_H
11 #include <common/macros.hpp>
12 #include <common/payload-view.hpp>
13 #include <common/payload.hpp>
15 #include <lttng/condition/condition.h>
16 #include <lttng/lttng-error.h>
20 #include <sys/types.h>
21 #include <urcu/list.h>
25 struct mi_lttng_error_query_callbacks;
28 using condition_destroy_cb = void (*)(struct lttng_condition *);
29 using condition_validate_cb = bool (*)(const struct lttng_condition *);
30 using condition_serialize_cb = int (*)(const struct lttng_condition *, struct lttng_payload *);
31 using condition_equal_cb = bool (*)(const struct lttng_condition *, const struct lttng_condition *);
32 using condition_create_from_payload_cb = ssize_t (*)(struct lttng_payload_view *,
33 struct lttng_condition **);
34 using condition_mi_serialize_cb = enum lttng_error_code (*)(const struct lttng_condition *,
37 struct lttng_condition {
38 /* Reference counting is only exposed to internal users. */
40 enum lttng_condition_type type;
41 condition_validate_cb validate;
42 condition_serialize_cb serialize;
43 condition_equal_cb equal;
44 condition_destroy_cb destroy;
45 condition_mi_serialize_cb mi_serialize;
48 struct lttng_condition_comm {
49 /* enum lttng_condition_type */
50 int8_t condition_type;
54 void lttng_condition_get(struct lttng_condition *condition);
56 void lttng_condition_put(struct lttng_condition *condition);
58 void lttng_condition_init(struct lttng_condition *condition, enum lttng_condition_type type);
60 bool lttng_condition_validate(const struct lttng_condition *condition);
62 ssize_t lttng_condition_create_from_payload(struct lttng_payload_view *view,
63 struct lttng_condition **condition);
65 int lttng_condition_serialize(const struct lttng_condition *condition,
66 struct lttng_payload *payload);
68 bool lttng_condition_is_equal(const struct lttng_condition *a, const struct lttng_condition *b);
71 lttng_condition_mi_serialize(const struct lttng_trigger *trigger,
72 const struct lttng_condition *condition,
73 struct mi_writer *writer,
74 const struct mi_lttng_error_query_callbacks *error_query_callbacks);
76 const char *lttng_condition_type_str(enum lttng_condition_type type);
78 #endif /* LTTNG_CONDITION_INTERNAL_H */