1 | /* |
2 | * epoll_queue.h |
3 | * |
4 | * Copyright (C) 2019 Aerospike, Inc. |
5 | * |
6 | * Portions may be licensed to Aerospike, Inc. under one or more contributor |
7 | * license agreements. |
8 | * |
9 | * This program is free software: you can redistribute it and/or modify it under |
10 | * the terms of the GNU Affero General Public License as published by the Free |
11 | * Software Foundation, either version 3 of the License, or (at your option) any |
12 | * later version. |
13 | * |
14 | * This program is distributed in the hope that it will be useful, but WITHOUT |
15 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS |
16 | * FOR A PARTICULAR PURPOSE. See the GNU Affero General Public License for more |
17 | * details. |
18 | * |
19 | * You should have received a copy of the GNU Affero General Public License |
20 | * along with this program. If not, see http://www.gnu.org/licenses/ |
21 | */ |
22 | |
23 | #pragma once |
24 | |
25 | //========================================================== |
26 | // Includes. |
27 | // |
28 | |
29 | #include <stdbool.h> |
30 | #include <stdint.h> |
31 | |
32 | |
33 | //========================================================== |
34 | // Typedefs & constants. |
35 | // |
36 | |
37 | typedef struct cf_epoll_queue_s { |
38 | int32_t event_fd; |
39 | |
40 | uint32_t read_pos; |
41 | uint32_t write_pos; |
42 | |
43 | uint32_t capacity; |
44 | uint32_t ele_sz; |
45 | uint8_t* eles; |
46 | } cf_epoll_queue; |
47 | |
48 | |
49 | //========================================================== |
50 | // Public API. |
51 | // |
52 | |
53 | void cf_epoll_queue_init(cf_epoll_queue* q, uint32_t ele_sz, uint32_t capacity); |
54 | void cf_epoll_queue_destroy(cf_epoll_queue* q); |
55 | void cf_epoll_queue_push(cf_epoll_queue* q, const void* ele); |
56 | bool cf_epoll_queue_pop(cf_epoll_queue* q, void* ele); |
57 | |