Commit | Line | Data |
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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 | * |
a58c490f JG |
6 | */ |
7 | ||
8 | #ifndef LTTNG_CONDITION_INTERNAL_H | |
9 | #define LTTNG_CONDITION_INTERNAL_H | |
10 | ||
a58c490f | 11 | #include <common/macros.h> |
9e620ea7 JG |
12 | #include <common/payload-view.h> |
13 | #include <common/payload.h> | |
6a751b95 JR |
14 | #include <lttng/condition/condition.h> |
15 | #include <lttng/lttng-error.h> | |
a58c490f | 16 | #include <stdbool.h> |
a58c490f | 17 | #include <stdint.h> |
3897deca | 18 | #include <sys/types.h> |
6a751b95 JR |
19 | #include <urcu/list.h> |
20 | #include <urcu/ref.h> | |
21 | ||
22 | struct mi_writer; | |
23 | struct mi_lttng_error_query_callbacks; | |
24 | struct lttng_trigger; | |
a58c490f JG |
25 | |
26 | typedef void (*condition_destroy_cb)(struct lttng_condition *condition); | |
27 | typedef bool (*condition_validate_cb)(const struct lttng_condition *condition); | |
3647288f JG |
28 | typedef int (*condition_serialize_cb)( |
29 | const struct lttng_condition *condition, | |
c0a66c84 | 30 | struct lttng_payload *payload); |
a58c490f JG |
31 | typedef bool (*condition_equal_cb)(const struct lttng_condition *a, |
32 | const struct lttng_condition *b); | |
c0a66c84 JG |
33 | typedef ssize_t (*condition_create_from_payload_cb)( |
34 | struct lttng_payload_view *view, | |
a58c490f | 35 | struct lttng_condition **condition); |
6a751b95 JR |
36 | typedef enum lttng_error_code (*condition_mi_serialize_cb)( |
37 | const struct lttng_condition *condition, | |
38 | struct mi_writer *writer); | |
a58c490f JG |
39 | |
40 | struct lttng_condition { | |
4655b864 JR |
41 | /* Reference counting is only exposed to internal users. */ |
42 | struct urcu_ref ref; | |
a58c490f JG |
43 | enum lttng_condition_type type; |
44 | condition_validate_cb validate; | |
45 | condition_serialize_cb serialize; | |
46 | condition_equal_cb equal; | |
47 | condition_destroy_cb destroy; | |
6a751b95 | 48 | condition_mi_serialize_cb mi_serialize; |
a58c490f JG |
49 | }; |
50 | ||
51 | struct lttng_condition_comm { | |
52 | /* enum lttng_condition_type */ | |
53 | int8_t condition_type; | |
54 | char payload[]; | |
55 | }; | |
56 | ||
4655b864 JR |
57 | void lttng_condition_get(struct lttng_condition *condition); |
58 | ||
4655b864 JR |
59 | void lttng_condition_put(struct lttng_condition *condition); |
60 | ||
a58c490f JG |
61 | void lttng_condition_init(struct lttng_condition *condition, |
62 | enum lttng_condition_type type); | |
63 | ||
a58c490f JG |
64 | bool lttng_condition_validate(const struct lttng_condition *condition); |
65 | ||
c0a66c84 JG |
66 | ssize_t lttng_condition_create_from_payload( |
67 | struct lttng_payload_view *view, | |
a58c490f JG |
68 | struct lttng_condition **condition); |
69 | ||
3647288f | 70 | int lttng_condition_serialize(const struct lttng_condition *condition, |
c0a66c84 | 71 | struct lttng_payload *payload); |
a58c490f | 72 | |
a58c490f JG |
73 | bool lttng_condition_is_equal(const struct lttng_condition *a, |
74 | const struct lttng_condition *b); | |
75 | ||
6a751b95 JR |
76 | enum lttng_error_code lttng_condition_mi_serialize( |
77 | const struct lttng_trigger *trigger, | |
78 | const struct lttng_condition *condition, | |
79 | struct mi_writer *writer, | |
80 | const struct mi_lttng_error_query_callbacks | |
81 | *error_query_callbacks); | |
82 | ||
0de2479d SM |
83 | const char *lttng_condition_type_str(enum lttng_condition_type type); |
84 | ||
a58c490f | 85 | #endif /* LTTNG_CONDITION_INTERNAL_H */ |