golden hour

/opt/alt/php71/usr/include/php/ext/swoole/include

File/Folder	Size	Actions
swoole.h	19.74 KB
swoole_api.h	2.76 KB
swoole_asm_context.h	1.47 KB
swoole_async.h	2.13 KB
swoole_atomic.h	2.24 KB
swoole_base64.h	1.29 KB
swoole_buffer.h	2.02 KB
swoole_c_api.h	1.89 KB
swoole_channel.h	2.36 KB
swoole_client.h	7.85 KB
swoole_config.h	9.26 KB
swoole_coroutine.h	6.25 KB
swoole_coroutine_c_api.h	3.7 KB
swoole_coroutine_channel.h	4.04 KB
swoole_coroutine_context.h	2.39 KB
swoole_coroutine_socket.h	17.16 KB
swoole_coroutine_system.h	3.05 KB
swoole_dtls.h	2.38 KB
swoole_error.h	4.72 KB
swoole_file.h	4.04 KB
swoole_file_hook.h	1.95 KB
swoole_hash.h	9.69 KB
swoole_heap.h	1.79 KB
swoole_http.h	4.63 KB
swoole_http2.h	8 KB
swoole_lock.h	2.62 KB
swoole_log.h	15.53 KB
swoole_lru_cache.h	3.2 KB
swoole_memory.h	2.57 KB
swoole_mime_type.h	1.44 KB
swoole_mqtt.h	2.11 KB
swoole_msg_queue.h	1.84 KB
swoole_pipe.h	2.64 KB
swoole_process_pool.h	5.82 KB
swoole_protocol.h	5 KB
swoole_proxy.h	2.07 KB
swoole_reactor.h	10.47 KB
swoole_redis.h	2.18 KB
swoole_server.h	32.83 KB
swoole_signal.h	1.55 KB
swoole_socket.h	15.48 KB
swoole_socket_hook.h	2.12 KB
swoole_ssl.h	3.58 KB
swoole_static_handler.h	2.8 KB
swoole_string.h	6.87 KB
swoole_table.h	5.74 KB
swoole_timer.h	4.08 KB
swoole_util.h	3.59 KB
swoole_version.h	2.21 KB
swoole_websocket.h	5.07 KB
swoole_wheel_timer.h	2.48 KB

Edit: swoole_wheel_timer.h

/*
  +----------------------------------------------------------------------+
  | Swoole                                                               |
  +----------------------------------------------------------------------+
  | This source file is subject to version 2.0 of the Apache license,    |
  | that is bundled with this package in the file LICENSE, and is        |
  | available through the world-wide-web at the following url:           |
  | http://www.apache.org/licenses/LICENSE-2.0.html                      |
  | If you did not receive a copy of the Apache2.0 license and are unable|
  | to obtain it through the world-wide-web, please send a note to       |
  | license@swoole.com so we can mail you a copy immediately.            |
  +----------------------------------------------------------------------+
  | Author: Tianfeng Han  <mikan.tenny@gmail.com>                        |
  +----------------------------------------------------------------------+
*/

#pragma once

#include "swoole.h"

#include <vector>
#include <list>

namespace swoole {

struct WheelTimerNode;

using WheelTimerCallback = std::function<void(WheelTimerNode *)>;

struct WheelTimerNode {
    std::list<WheelTimerNode *>::iterator position_;
    uint16_t index_;
    WheelTimerCallback callback_;
};

class WheelTimer {
  private:
    uint64_t round_ = 0;
    uint16_t size_;
    std::vector<std::list<WheelTimerNode *>> buckets_;

void push(WheelTimerNode *node) {
        node->index_ = (round_ + size_ - 1) % size_;
        buckets_[node->index_].push_front(node);
        node->position_ = buckets_[node->index_].begin();
    }

public:
    WheelTimer(uint16_t size) {
        size_ = size;
        buckets_.resize(size);
    }

uint64_t get_round() {
        return round_;
    }

WheelTimerNode *add(const WheelTimerCallback &cb) {
        WheelTimerNode *node = new WheelTimerNode;
        push(node);
        node->callback_ = cb;
        return node;
    }

void update(WheelTimerNode *node) {
        buckets_[node->index_].erase(node->position_);
        push(node);
    }

void remove(WheelTimerNode *node) {
        buckets_[node->index_].erase(node->position_);
        delete node;
    }

void next() {
        uint16_t current_index = round_ % size_;
        round_++;
        std::list<WheelTimerNode *> &_list = buckets_[current_index];
        for (auto node : _list) {
            node->callback_(node);
            delete node;
        }
        _list.clear();
    }
};
}  // namespace swoole