projects / lttng-tools.git / blame
| Commit | Line | Data |
|---|---|---|
| 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 | ||
| 11 | #include <lttng/condition/condition.h> | |
| 12 | #include <common/macros.h> | |
| 13 | #include <common/buffer-view.h> | |
| 3647288f | 14 | #include <common/dynamic-buffer.h> |
| a58c490f JG |
15 | #include <stdbool.h> |
| 16 | #include <urcu/list.h> | |
| 17 | #include <stdint.h> | |
| 3897deca | 18 | #include <sys/types.h> |
| a58c490f JG |
19 | |
| 20 | typedef void (*condition_destroy_cb)(struct lttng_condition *condition); | |
| 21 | typedef bool (*condition_validate_cb)(const struct lttng_condition *condition); | |
| 3647288f JG |
22 | typedef int (*condition_serialize_cb)( |
| 23 | const struct lttng_condition *condition, | |
| 1831ae68 FD |
24 | struct lttng_dynamic_buffer *buf, |
| 25 | int *fd_to_send); | |
| a58c490f JG |
26 | typedef bool (*condition_equal_cb)(const struct lttng_condition *a, |
| 27 | const struct lttng_condition *b); | |
| 28 | typedef ssize_t (*condition_create_from_buffer_cb)( | |
| 29 | const struct lttng_buffer_view *view, | |
| 30 | struct lttng_condition **condition); | |
| 31 | ||
| 32 | struct lttng_condition { | |
| 33 | enum lttng_condition_type type; | |
| 34 | condition_validate_cb validate; | |
| 35 | condition_serialize_cb serialize; | |
| 36 | condition_equal_cb equal; | |
| 37 | condition_destroy_cb destroy; | |
| 38 | }; | |
| 39 | ||
| 40 | struct lttng_condition_comm { | |
| 41 | /* enum lttng_condition_type */ | |
| 42 | int8_t condition_type; | |
| 43 | char payload[]; | |
| 44 | }; | |
| 45 | ||
| 46 | LTTNG_HIDDEN | |
| 47 | void lttng_condition_init(struct lttng_condition *condition, | |
| 48 | enum lttng_condition_type type); | |
| 49 | ||
| 50 | LTTNG_HIDDEN | |
| 51 | bool lttng_condition_validate(const struct lttng_condition *condition); | |
| 52 | ||
| 53 | LTTNG_HIDDEN | |
| 54 | ssize_t lttng_condition_create_from_buffer( | |
| 55 | const struct lttng_buffer_view *buffer, | |
| 56 | struct lttng_condition **condition); | |
| 57 | ||
| 58 | LTTNG_HIDDEN | |
| 3647288f | 59 | int lttng_condition_serialize(const struct lttng_condition *condition, |
| 1831ae68 FD |
60 | struct lttng_dynamic_buffer *buf, |
| 61 | int *fd_to_send); | |
| a58c490f JG |
62 | |
| 63 | LTTNG_HIDDEN | |
| 64 | bool lttng_condition_is_equal(const struct lttng_condition *a, | |
| 65 | const struct lttng_condition *b); | |
| 66 | ||
| 1831ae68 FD |
67 | LTTNG_HIDDEN |
| 68 | const char *lttng_condition_type_str(enum lttng_condition_type type); | |
| 69 | ||
| a58c490f | 70 | #endif /* LTTNG_CONDITION_INTERNAL_H */ |