| 1 | /* |
| 2 | * Copyright (C) 2017 Jérémie Galarneau <jeremie.galarneau@efficios.com> |
| 3 | * |
| 4 | * SPDX-License-Identifier: LGPL-2.1-only |
| 5 | * |
| 6 | */ |
| 7 | |
| 8 | #ifndef LTTNG_CONDITION_BUFFER_USAGE_INTERNAL_H |
| 9 | #define LTTNG_CONDITION_BUFFER_USAGE_INTERNAL_H |
| 10 | |
| 11 | #include "common/buffer-view.hpp" |
| 12 | |
| 13 | #include <common/macros.hpp> |
| 14 | |
| 15 | #include <lttng/condition/buffer-usage.h> |
| 16 | #include <lttng/condition/condition-internal.hpp> |
| 17 | #include <lttng/condition/evaluation-internal.hpp> |
| 18 | #include <lttng/domain.h> |
| 19 | |
| 20 | struct lttng_condition_buffer_usage { |
| 21 | struct lttng_condition parent; |
| 22 | struct { |
| 23 | bool set; |
| 24 | uint64_t value; |
| 25 | } threshold_bytes; |
| 26 | struct { |
| 27 | bool set; |
| 28 | double value; |
| 29 | } threshold_ratio; |
| 30 | char *session_name; |
| 31 | char *channel_name; |
| 32 | struct { |
| 33 | bool set; |
| 34 | enum lttng_domain_type type; |
| 35 | } domain; |
| 36 | }; |
| 37 | |
| 38 | struct lttng_condition_buffer_usage_comm { |
| 39 | uint8_t threshold_set_in_bytes; |
| 40 | uint64_t threshold_bytes; |
| 41 | double threshold_ratio; |
| 42 | /* Both lengths include the trailing \0. */ |
| 43 | uint32_t session_name_len; |
| 44 | uint32_t channel_name_len; |
| 45 | /* enum lttng_domain_type */ |
| 46 | int8_t domain_type; |
| 47 | /* session and channel names. */ |
| 48 | char names[]; |
| 49 | } LTTNG_PACKED; |
| 50 | |
| 51 | struct lttng_evaluation_buffer_usage { |
| 52 | struct lttng_evaluation parent; |
| 53 | uint64_t buffer_use; |
| 54 | uint64_t buffer_capacity; |
| 55 | }; |
| 56 | |
| 57 | struct lttng_evaluation_buffer_usage_comm { |
| 58 | uint64_t buffer_use; |
| 59 | uint64_t buffer_capacity; |
| 60 | } LTTNG_PACKED; |
| 61 | |
| 62 | struct lttng_evaluation *lttng_evaluation_buffer_usage_create(enum lttng_condition_type type, |
| 63 | uint64_t use, |
| 64 | uint64_t capacity); |
| 65 | |
| 66 | ssize_t lttng_condition_buffer_usage_low_create_from_payload(struct lttng_payload_view *view, |
| 67 | struct lttng_condition **condition); |
| 68 | |
| 69 | ssize_t lttng_condition_buffer_usage_high_create_from_payload(struct lttng_payload_view *view, |
| 70 | struct lttng_condition **condition); |
| 71 | |
| 72 | ssize_t lttng_evaluation_buffer_usage_low_create_from_payload(struct lttng_payload_view *view, |
| 73 | struct lttng_evaluation **evaluation); |
| 74 | |
| 75 | ssize_t |
| 76 | lttng_evaluation_buffer_usage_high_create_from_payload(struct lttng_payload_view *view, |
| 77 | struct lttng_evaluation **evaluation); |
| 78 | |
| 79 | #endif /* LTTNG_CONDITION_BUFFER_USAGE_INTERNAL_H */ |