SoW-2020-0002: Trace Hit Counters: trigger error reporting integration
[lttng-tools.git] / include / lttng / condition / evaluation-internal.h
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a58c490f 1/*
ab5be9fa 2 * Copyright (C) 2017 Jérémie Galarneau <jeremie.galarneau@efficios.com>
a58c490f 3 *
ab5be9fa 4 * SPDX-License-Identifier: LGPL-2.1-only
a58c490f 5 *
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6 */
7
8#ifndef LTTNG_EVALUATION_INTERNAL_H
9#define LTTNG_EVALUATION_INTERNAL_H
10
11#include <lttng/condition/evaluation.h>
2463b787 12#include <lttng/condition/condition.h>
a58c490f 13#include <common/macros.h>
a58c490f 14#include <stdbool.h>
3897deca 15#include <sys/types.h>
a58c490f 16
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17struct lttng_payload;
18struct lttng_payload_view;
19
a58c490f 20typedef void (*evaluation_destroy_cb)(struct lttng_evaluation *evaluation);
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21typedef int (*evaluation_serialize_cb)(
22 const struct lttng_evaluation *evaluation,
c0a66c84 23 struct lttng_payload *payload);
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24
25struct lttng_evaluation_comm {
26 /* enum lttng_condition_type type */
27 int8_t type;
28 char payload[];
29} LTTNG_PACKED;
30
31struct lttng_evaluation {
32 enum lttng_condition_type type;
33 evaluation_serialize_cb serialize;
34 evaluation_destroy_cb destroy;
35};
36
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37LTTNG_HIDDEN
38void lttng_evaluation_init(struct lttng_evaluation *evaluation,
39 enum lttng_condition_type type);
40
a58c490f 41LTTNG_HIDDEN
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42ssize_t lttng_evaluation_create_from_payload(
43 const struct lttng_condition *condition,
44 struct lttng_payload_view *view,
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45 struct lttng_evaluation **evaluation);
46
47LTTNG_HIDDEN
9b63a4aa 48int lttng_evaluation_serialize(const struct lttng_evaluation *evaluation,
c0a66c84 49 struct lttng_payload *payload);
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50
51#endif /* LTTNG_EVALUATION_INTERNAL_H */
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