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.h>
12 #include <common/payload-view.h>
13 #include <common/payload.h>
14 #include <lttng/condition/condition.h>
15 #include <lttng/lttng-error.h>
18 #include <sys/types.h>
19 #include <urcu/list.h>
22 #if defined(__cplusplus)
27 struct mi_lttng_error_query_callbacks
;
30 typedef void (*condition_destroy_cb
)(struct lttng_condition
*condition
);
31 typedef bool (*condition_validate_cb
)(const struct lttng_condition
*condition
);
32 typedef int (*condition_serialize_cb
)(
33 const struct lttng_condition
*condition
,
34 struct lttng_payload
*payload
);
35 typedef bool (*condition_equal_cb
)(const struct lttng_condition
*a
,
36 const struct lttng_condition
*b
);
37 typedef ssize_t (*condition_create_from_payload_cb
)(
38 struct lttng_payload_view
*view
,
39 struct lttng_condition
**condition
);
40 typedef enum lttng_error_code (*condition_mi_serialize_cb
)(
41 const struct lttng_condition
*condition
,
42 struct mi_writer
*writer
);
44 struct lttng_condition
{
45 /* Reference counting is only exposed to internal users. */
47 enum lttng_condition_type type
;
48 condition_validate_cb validate
;
49 condition_serialize_cb serialize
;
50 condition_equal_cb equal
;
51 condition_destroy_cb destroy
;
52 condition_mi_serialize_cb mi_serialize
;
55 struct lttng_condition_comm
{
56 /* enum lttng_condition_type */
57 int8_t condition_type
;
61 void lttng_condition_get(struct lttng_condition
*condition
);
63 void lttng_condition_put(struct lttng_condition
*condition
);
65 void lttng_condition_init(struct lttng_condition
*condition
,
66 enum lttng_condition_type type
);
68 bool lttng_condition_validate(const struct lttng_condition
*condition
);
70 ssize_t
lttng_condition_create_from_payload(
71 struct lttng_payload_view
*view
,
72 struct lttng_condition
**condition
);
74 int lttng_condition_serialize(const struct lttng_condition
*condition
,
75 struct lttng_payload
*payload
);
77 bool lttng_condition_is_equal(const struct lttng_condition
*a
,
78 const struct lttng_condition
*b
);
80 enum lttng_error_code
lttng_condition_mi_serialize(
81 const struct lttng_trigger
*trigger
,
82 const struct lttng_condition
*condition
,
83 struct mi_writer
*writer
,
84 const struct mi_lttng_error_query_callbacks
85 *error_query_callbacks
);
87 const char *lttng_condition_type_str(enum lttng_condition_type type
);
89 #if defined(__cplusplus)
93 #endif /* LTTNG_CONDITION_INTERNAL_H */