/*
  +----------------------------------------------------------------------+
  | 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>                        |
  +----------------------------------------------------------------------+
 */

#include "php_swoole_server.h"
#include "php_swoole_process.h"
#include "swoole_msg_queue.h"

#include "ext/standard/php_var.h"
#include "zend_smart_str.h"

#ifdef SW_HAVE_ZLIB
#include <zlib.h>
#endif

#include <unordered_map>
#include <list>
#include <vector>

using namespace swoole;

struct TaskCo;

struct ServerProperty {
    std::vector<zval *> ports;
    std::vector<zval *> user_processes;
    php_swoole_server_port_property *primary_port;
    zend_fcall_info_cache *callbacks[PHP_SWOOLE_SERVER_CALLBACK_NUM];
    std::unordered_map<TaskId, zend_fcall_info_cache> task_callbacks;
    std::unordered_map<TaskId, TaskCo *> task_coroutine_map;
    std::unordered_map<SessionId, std::list<FutureTask *> *> send_coroutine_map;
};

struct ServerObject {
    Server *serv;
    ServerProperty *property;
    zend_object std;
};

struct ConnectionIterator {
    int current_fd;
    SessionId session_id;
    Server *serv;
    ListenPort *port;
    int index;
};

struct TaskCo {
    FutureTask context;
    int *list;
    uint32_t count;
    zval *result;
    TimerNode *timer;
    ServerObject *server_object;
};

struct ServerEvent {
    enum php_swoole_server_callback_type type;
    std::string name;
    ServerEvent(enum php_swoole_server_callback_type type, std::string &&name) : type(type), name(name) {}
};

// clang-format off
static std::unordered_map<std::string, ServerEvent> server_event_map({
    { "start",        ServerEvent(SW_SERVER_CB_onStart,        "Start") },
    { "shutdown",     ServerEvent(SW_SERVER_CB_onShutdown,     "Shutdown") },
    { "workerstart",  ServerEvent(SW_SERVER_CB_onWorkerStart,  "WorkerStart") },
    { "workerstop",   ServerEvent(SW_SERVER_CB_onWorkerStop,   "WorkerStop") },
    { "beforereload", ServerEvent(SW_SERVER_CB_onBeforeReload, "BeforeReload") },
    { "afterreload",  ServerEvent(SW_SERVER_CB_onAfterReload,  "AfterReload") },
    { "task",         ServerEvent(SW_SERVER_CB_onTask,         "Task") },
    { "finish",       ServerEvent(SW_SERVER_CB_onFinish,       "Finish") },
    { "workerexit",   ServerEvent(SW_SERVER_CB_onWorkerExit,   "WorkerExit") },
    { "workererror",  ServerEvent(SW_SERVER_CB_onWorkerError,  "WorkerError") },
    { "managerstart", ServerEvent(SW_SERVER_CB_onManagerStart, "ManagerStart") },
    { "managerstop",  ServerEvent(SW_SERVER_CB_onManagerStop,  "ManagerStop") },
    { "pipemessage",  ServerEvent(SW_SERVER_CB_onPipeMessage,  "PipeMessage") },
});
// clang-format on

static int php_swoole_task_finish(Server *serv, zval *zdata, EventData *current_task);
static void php_swoole_onPipeMessage(Server *serv, EventData *req);
static void php_swoole_onStart(Server *);
static void php_swoole_onShutdown(Server *);
static void php_swoole_onWorkerStart(Server *, int worker_id);
static void php_swoole_onBeforeReload(Server *serv);
static void php_swoole_onAfterReload(Server *serv);
static void php_swoole_onWorkerStop(Server *, int worker_id);
static void php_swoole_onWorkerExit(Server *serv, int worker_id);
static void php_swoole_onUserWorkerStart(Server *serv, Worker *worker);
static int php_swoole_onTask(Server *, EventData *task);
static int php_swoole_onFinish(Server *, EventData *task);
static void php_swoole_onWorkerError(Server *serv, int worker_id, const ExitStatus &exit_status);
static void php_swoole_onManagerStart(Server *serv);
static void php_swoole_onManagerStop(Server *serv);

static void php_swoole_onSendTimeout(Timer *timer, TimerNode *tnode);
static enum swReturn_code php_swoole_server_send_resume(Server *serv, FutureTask *context, SessionId fd);
static void php_swoole_task_onTimeout(Timer *timer, TimerNode *tnode);
static int php_swoole_server_dispatch_func(Server *serv, Connection *conn, SendData *data);
static zval *php_swoole_server_add_port(ServerObject *server_object, ListenPort *port);

/**
 * Worker Buffer
 */
static void **php_swoole_server_worker_create_buffers(Server *serv, uint buffer_num);
static void php_swoole_server_worker_free_buffers(Server *serv, uint buffer_num, void **buffers);
static void *php_swoole_server_worker_get_buffer(Server *serv, DataHead *info);
static size_t php_swoole_server_worker_get_buffer_len(Server *serv, DataHead *info);
static void php_swoole_server_worker_add_buffer_len(Server *serv, DataHead *info, size_t len);
static void php_swoole_server_worker_move_buffer(Server *serv, PipeBuffer *buffer);
static size_t php_swoole_server_worker_get_packet(Server *serv, EventData *req, char **data_ptr);

static inline zend_bool php_swoole_server_isset_callback(ServerObject *server_object,
                                                         ListenPort *port,
                                                         int event_type) {
    php_swoole_server_port_property *property = (php_swoole_server_port_property *) port->ptr;
    if (property->callbacks[event_type] || server_object->property->primary_port->callbacks[event_type]) {
        return true;
    } else {
        return false;
    }
}

void php_swoole_server_rshutdown() {
    if (!sw_server()) {
        return;
    }

    Server *serv = sw_server();
    serv->drain_worker_pipe();

    if (serv->is_started() && !serv->is_user_worker()) {
        if (php_swoole_is_fatal_error()) {
            swoole_error_log(SW_LOG_ERROR,
                             SW_ERROR_PHP_FATAL_ERROR,
                             "Fatal error: %s in %s on line %d",
#if PHP_VERSION_ID < 80000
                             PG(last_error_message),
#else
                             PG(last_error_message)->val,
#endif
                             PG(last_error_file) ? PG(last_error_file) : "-",
                             PG(last_error_lineno));
        } else {
            swoole_error_log(
                SW_LOG_NOTICE, SW_ERROR_SERVER_WORKER_TERMINATED, "worker process is terminated by exit()/die()");
        }
    }
}

zend_class_entry *swoole_server_ce;
zend_object_handlers swoole_server_handlers;

zend_class_entry *swoole_connection_iterator_ce;
static zend_object_handlers swoole_connection_iterator_handlers;

static zend_class_entry *swoole_server_task_ce;
static zend_object_handlers swoole_server_task_handlers;

static zend_class_entry *swoole_server_event_ce;
static zend_object_handlers swoole_server_event_handlers;

static zend_class_entry *swoole_server_packet_ce;
static zend_object_handlers swoole_server_packet_handlers;

static zend_class_entry *swoole_server_pipe_message_ce;
static zend_object_handlers swoole_server_pipe_message_handlers;

static zend_class_entry *swoole_server_status_info_ce;
static zend_object_handlers swoole_server_status_info_handlers;

static zend_class_entry *swoole_server_task_result_ce;
static zend_object_handlers swoole_server_task_result_handlers;

static sw_inline ServerObject *server_fetch_object(zend_object *obj) {
    return (ServerObject *) ((char *) obj - swoole_server_handlers.offset);
}

static sw_inline Server *server_get_ptr(zval *zobject) {
    return server_fetch_object(Z_OBJ_P(zobject))->serv;
}

Server *php_swoole_server_get_and_check_server(zval *zobject) {
    Server *serv = server_get_ptr(zobject);
    if (UNEXPECTED(!serv)) {
        php_swoole_fatal_error(E_ERROR, "Invaild instance of %s", SW_Z_OBJCE_NAME_VAL_P(zobject));
    }
    return serv;
}

static sw_inline void server_set_ptr(zval *zobject, Server *serv) {
    server_fetch_object(Z_OBJ_P(zobject))->serv = serv;
}

static void server_free_object(zend_object *object) {
    ServerObject *server_object = server_fetch_object(object);
    ServerProperty *property = server_object->property;
    Server *serv = server_object->serv;

    if (serv) {
        if (serv->private_data_3) {
            sw_zend_fci_cache_discard((zend_fcall_info_cache *) serv->private_data_3);
            efree(serv->private_data_3);
        }
        if (serv->private_data_2) {
            efree(serv->private_data_2);
        }
        for (int i = 0; i < PHP_SWOOLE_SERVER_CALLBACK_NUM; i++) {
            zend_fcall_info_cache *fci_cache = property->callbacks[i];
            if (fci_cache) {
                efree(fci_cache);
                property->callbacks[i] = nullptr;
            }
        }
        for (auto i = property->user_processes.begin(); i != property->user_processes.end(); i++) {
            sw_zval_free(*i);
        }
        for (auto zport : property->ports) {
            php_swoole_server_port_deref(Z_OBJ_P(zport));
            efree(zport);
        }
        server_object->serv = nullptr;
    }

    delete property;

    zend_object_std_dtor(object);
    if (serv && serv->is_master()) {
        delete serv;
    }
}

static zend_object *server_create_object(zend_class_entry *ce) {
    ServerObject *server_object = (ServerObject *) zend_object_alloc(sizeof(ServerObject), ce);
    zend_object_std_init(&server_object->std, ce);
    object_properties_init(&server_object->std, ce);
    server_object->std.handlers = &swoole_server_handlers;
    server_object->property = new ServerProperty();
    return &server_object->std;
}

struct ConnectionIteratorObject {
    ConnectionIterator iterator;
    zend_object std;
};

static sw_inline ConnectionIteratorObject *php_swoole_connection_iterator_fetch_object(zend_object *obj) {
    return (ConnectionIteratorObject *) ((char *) obj - swoole_connection_iterator_handlers.offset);
}

static sw_inline ConnectionIterator *php_swoole_connection_iterator_get_ptr(zval *zobject) {
    return &php_swoole_connection_iterator_fetch_object(Z_OBJ_P(zobject))->iterator;
}

ConnectionIterator *php_swoole_connection_iterator_get_and_check_ptr(zval *zobject) {
    ConnectionIterator *iterator = php_swoole_connection_iterator_get_ptr(zobject);
    if (UNEXPECTED(!iterator->serv)) {
        php_swoole_fatal_error(E_ERROR, "Invaild instance of %s", SW_Z_OBJCE_NAME_VAL_P(zobject));
    }
    return iterator;
}

static void php_swoole_connection_iterator_free_object(zend_object *object) {
    zend_object_std_dtor(object);
}

static zend_object *php_swoole_connection_iterator_create_object(zend_class_entry *ce) {
    ConnectionIteratorObject *connection =
        (ConnectionIteratorObject *) zend_object_alloc(sizeof(ConnectionIteratorObject), ce);
    zend_object_std_init(&connection->std, ce);
    object_properties_init(&connection->std, ce);
    connection->std.handlers = &swoole_connection_iterator_handlers;
    return &connection->std;
}

struct ServerTaskObject {
    Server *serv;
    DataHead info;
    zend_object std;
};

static sw_inline ServerTaskObject *php_swoole_server_task_fetch_object(zend_object *obj) {
    return (ServerTaskObject *) ((char *) obj - swoole_server_task_handlers.offset);
}

static sw_inline Server *php_swoole_server_task_get_server(zval *zobject) {
    Server *serv = php_swoole_server_task_fetch_object(Z_OBJ_P(zobject))->serv;
    if (!serv) {
        php_swoole_fatal_error(E_ERROR, "Invaild instance of %s", SW_Z_OBJCE_NAME_VAL_P(zobject));
    }
    return serv;
}

static sw_inline void php_swoole_server_task_set_server(zval *zobject, Server *serv) {
    php_swoole_server_task_fetch_object(Z_OBJ_P(zobject))->serv = serv;
}

static sw_inline DataHead *php_swoole_server_task_get_info(zval *zobject) {
    ServerTaskObject *task = php_swoole_server_task_fetch_object(Z_OBJ_P(zobject));
    if (!task->serv) {
        php_swoole_fatal_error(E_ERROR, "Invaild instance of %s", SW_Z_OBJCE_NAME_VAL_P(zobject));
    }
    return &task->info;
}

static sw_inline void php_swoole_server_task_set_info(zval *zobject, DataHead *info) {
    php_swoole_server_task_fetch_object(Z_OBJ_P(zobject))->info = *info;
}

static void php_swoole_server_task_free_object(zend_object *object) {
    zend_object_std_dtor(object);
}

static zend_object *php_swoole_server_task_create_object(zend_class_entry *ce) {
    ServerTaskObject *server_task = (ServerTaskObject *) zend_object_alloc(sizeof(ServerTaskObject), ce);
    zend_object_std_init(&server_task->std, ce);
    object_properties_init(&server_task->std, ce);
    server_task->std.handlers = &swoole_server_task_handlers;
    return &server_task->std;
}

// arginfo server
// clang-format off
ZEND_BEGIN_ARG_INFO_EX(arginfo_swoole_void, 0, 0, 0)
ZEND_END_ARG_INFO()

ZEND_BEGIN_ARG_INFO_EX(arginfo_swoole_server__construct, 0, 0, 1)
    ZEND_ARG_INFO(0, host)
    ZEND_ARG_INFO(0, port)
    ZEND_ARG_INFO(0, mode)
    ZEND_ARG_INFO(0, sock_type)
ZEND_END_ARG_INFO()

ZEND_BEGIN_ARG_INFO_EX(arginfo_swoole_server_set, 0, 0, 1)
    ZEND_ARG_ARRAY_INFO(0, settings, 0)
ZEND_END_ARG_INFO()

ZEND_BEGIN_ARG_INFO_EX(arginfo_swoole_server_send, 0, 0, 2)
    ZEND_ARG_INFO(0, fd)
    ZEND_ARG_INFO(0, send_data)
    ZEND_ARG_INFO(0, server_socket)
ZEND_END_ARG_INFO()

ZEND_BEGIN_ARG_INFO_EX(arginfo_swoole_server_sendwait, 0, 0, 2)
    ZEND_ARG_INFO(0, conn_fd)
    ZEND_ARG_INFO(0, send_data)
ZEND_END_ARG_INFO()

ZEND_BEGIN_ARG_INFO_EX(arginfo_swoole_server_exists, 0, 0, 1)
    ZEND_ARG_INFO(0, fd)
ZEND_END_ARG_INFO()

ZEND_BEGIN_ARG_INFO_EX(arginfo_swoole_server_protect, 0, 0, 1)
    ZEND_ARG_INFO(0, fd)
    ZEND_ARG_INFO(0, is_protected)
ZEND_END_ARG_INFO()

ZEND_BEGIN_ARG_INFO_EX(arginfo_swoole_server_sendto, 0, 0, 3)
    ZEND_ARG_INFO(0, ip)
    ZEND_ARG_INFO(0, port)
    ZEND_ARG_INFO(0, send_data)
    ZEND_ARG_INFO(0, server_socket)
ZEND_END_ARG_INFO()

ZEND_BEGIN_ARG_INFO_EX(arginfo_swoole_server_sendfile, 0, 0, 2)
    ZEND_ARG_INFO(0, conn_fd)
    ZEND_ARG_INFO(0, filename)
    ZEND_ARG_INFO(0, offset)
    ZEND_ARG_INFO(0, length)
ZEND_END_ARG_INFO()

ZEND_BEGIN_ARG_INFO_EX(arginfo_swoole_server_close, 0, 0, 1)
    ZEND_ARG_INFO(0, fd)
    ZEND_ARG_INFO(0, reset)
ZEND_END_ARG_INFO()

ZEND_BEGIN_ARG_INFO_EX(arginfo_swoole_server_pause, 0, 0, 1)
    ZEND_ARG_INFO(0, fd)
ZEND_END_ARG_INFO()

ZEND_BEGIN_ARG_INFO_EX(arginfo_swoole_server_resume, 0, 0, 1)
    ZEND_ARG_INFO(0, fd)
ZEND_END_ARG_INFO()

#ifdef SWOOLE_SOCKETS_SUPPORT
ZEND_BEGIN_ARG_INFO_EX(arginfo_swoole_server_getSocket, 0, 0, 0)
    ZEND_ARG_INFO(0, port)
ZEND_END_ARG_INFO()
#endif

ZEND_BEGIN_ARG_INFO_EX(arginfo_swoole_server_on, 0, 0, 2)
    ZEND_ARG_INFO(0, event_name)
    ZEND_ARG_CALLABLE_INFO(0, callback, 0)
ZEND_END_ARG_INFO()

ZEND_BEGIN_ARG_INFO_EX(arginfo_swoole_server_getCallback, 0, 0, 1)
    ZEND_ARG_INFO(0, event_name)
ZEND_END_ARG_INFO()

ZEND_BEGIN_ARG_INFO_EX(arginfo_swoole_server_listen, 0, 0, 3)
    ZEND_ARG_INFO(0, host)
    ZEND_ARG_INFO(0, port)
    ZEND_ARG_INFO(0, sock_type)
ZEND_END_ARG_INFO()

ZEND_BEGIN_ARG_INFO_EX(arginfo_swoole_server_task, 0, 0, 1)
    ZEND_ARG_INFO(0, data)
    ZEND_ARG_INFO(0, worker_id)
    ZEND_ARG_CALLABLE_INFO(0, finish_callback, 1)
ZEND_END_ARG_INFO()

ZEND_BEGIN_ARG_INFO_EX(arginfo_swoole_server_taskwait, 0, 0, 1)
    ZEND_ARG_INFO(0, data)
    ZEND_ARG_INFO(0, timeout)
    ZEND_ARG_INFO(0, worker_id)
ZEND_END_ARG_INFO()

ZEND_BEGIN_ARG_INFO_EX(arginfo_swoole_server_taskCo, 0, 0, 1)
    ZEND_ARG_ARRAY_INFO(0, tasks, 0)
    ZEND_ARG_INFO(0, timeout)
ZEND_END_ARG_INFO()

ZEND_BEGIN_ARG_INFO_EX(arginfo_swoole_server_taskWaitMulti, 0, 0, 1)
    ZEND_ARG_ARRAY_INFO(0, tasks, 0)
    ZEND_ARG_INFO(0, timeout)
ZEND_END_ARG_INFO()

ZEND_BEGIN_ARG_INFO_EX(arginfo_swoole_server_finish, 0, 0, 1)
    ZEND_ARG_INFO(0, data)
ZEND_END_ARG_INFO()

ZEND_BEGIN_ARG_INFO_EX(arginfo_swoole_server_task_pack, 0, 0, 1)
    ZEND_ARG_INFO(0, data)
ZEND_END_ARG_INFO()

ZEND_BEGIN_ARG_INFO_EX(arginfo_swoole_server_reload, 0, 0, 0)
ZEND_END_ARG_INFO()

ZEND_BEGIN_ARG_INFO_EX(arginfo_swoole_server_heartbeat, 0, 0, 1)
    ZEND_ARG_INFO(0, reactor_id)
ZEND_END_ARG_INFO()

ZEND_BEGIN_ARG_INFO_EX(arginfo_swoole_server_stop, 0, 0, 0)
    ZEND_ARG_INFO(0, worker_id)
ZEND_END_ARG_INFO()

ZEND_BEGIN_ARG_INFO_EX(arginfo_swoole_server_bind, 0, 0, 2)
    ZEND_ARG_INFO(0, fd)
    ZEND_ARG_INFO(0, uid)
ZEND_END_ARG_INFO()

ZEND_BEGIN_ARG_INFO_EX(arginfo_swoole_server_sendMessage, 0, 0, 2)
    ZEND_ARG_INFO(0, message)
    ZEND_ARG_INFO(0, dst_worker_id)
ZEND_END_ARG_INFO()

ZEND_BEGIN_ARG_INFO_EX(arginfo_swoole_server_addProcess, 0, 0, 1)
    ZEND_ARG_OBJ_INFO(0, process, swoole_process, 0)
ZEND_END_ARG_INFO()

ZEND_BEGIN_ARG_INFO_EX(arginfo_swoole_server_getClientInfo, 0, 0, 1)
    ZEND_ARG_INFO(0, fd)
    ZEND_ARG_INFO(0, reactor_id)
ZEND_END_ARG_INFO()

ZEND_BEGIN_ARG_INFO_EX(arginfo_swoole_server_getWorkerStatus, 0, 0, 0)
    ZEND_ARG_INFO(0, worker_id)
ZEND_END_ARG_INFO()

ZEND_BEGIN_ARG_INFO_EX(arginfo_swoole_server_getClientList, 0, 0, 1)
    ZEND_ARG_INFO(0, start_fd)
    ZEND_ARG_INFO(0, find_count)
ZEND_END_ARG_INFO()

//arginfo connection_iterator
ZEND_BEGIN_ARG_INFO_EX(arginfo_swoole_connection_iterator_offsetExists, 0, 0, 1)
    ZEND_ARG_INFO(0, fd)
ZEND_END_ARG_INFO()

ZEND_BEGIN_ARG_INFO_EX(arginfo_swoole_connection_iterator_offsetGet, 0, 0, 1)
    ZEND_ARG_INFO(0, fd)
ZEND_END_ARG_INFO()

ZEND_BEGIN_ARG_INFO_EX(arginfo_swoole_connection_iterator_offsetUnset, 0, 0, 1)
    ZEND_ARG_INFO(0, fd)
ZEND_END_ARG_INFO()

ZEND_BEGIN_ARG_INFO_EX(arginfo_swoole_connection_iterator_offsetSet, 0, 0, 2)
    ZEND_ARG_INFO(0, fd)
    ZEND_ARG_INFO(0, value)
ZEND_END_ARG_INFO()
//arginfo end
// clang-format on

SW_EXTERN_C_BEGIN
static PHP_METHOD(swoole_server, __construct);
static PHP_METHOD(swoole_server, __destruct);
static PHP_METHOD(swoole_server, set);
static PHP_METHOD(swoole_server, on);
static PHP_METHOD(swoole_server, getCallback);
static PHP_METHOD(swoole_server, listen);
static PHP_METHOD(swoole_server, sendMessage);
static PHP_METHOD(swoole_server, addProcess);
static PHP_METHOD(swoole_server, start);
static PHP_METHOD(swoole_server, stop);
static PHP_METHOD(swoole_server, send);
static PHP_METHOD(swoole_server, sendfile);
static PHP_METHOD(swoole_server, stats);
static PHP_METHOD(swoole_server, bind);
static PHP_METHOD(swoole_server, sendto);
static PHP_METHOD(swoole_server, sendwait);
static PHP_METHOD(swoole_server, exists);
static PHP_METHOD(swoole_server, protect);
static PHP_METHOD(swoole_server, close);
static PHP_METHOD(swoole_server, pause);
static PHP_METHOD(swoole_server, resume);
static PHP_METHOD(swoole_server, task);
static PHP_METHOD(swoole_server, taskwait);
static PHP_METHOD(swoole_server, taskWaitMulti);
static PHP_METHOD(swoole_server, taskCo);
static PHP_METHOD(swoole_server, finish);
static PHP_METHOD(swoole_server, reload);
static PHP_METHOD(swoole_server, shutdown);
static PHP_METHOD(swoole_server, heartbeat);
static PHP_METHOD(swoole_server, getClientList);
static PHP_METHOD(swoole_server, getClientInfo);
static PHP_METHOD(swoole_server, getWorkerId);
static PHP_METHOD(swoole_server, getWorkerPid);
static PHP_METHOD(swoole_server, getWorkerStatus);
static PHP_METHOD(swoole_server, getManagerPid);
static PHP_METHOD(swoole_server, getMasterPid);
#ifdef SWOOLE_SOCKETS_SUPPORT
static PHP_METHOD(swoole_server, getSocket);
#endif

/**
 * Server\Connection
 */
static PHP_METHOD(swoole_connection_iterator, count);
static PHP_METHOD(swoole_connection_iterator, rewind);
static PHP_METHOD(swoole_connection_iterator, next);
static PHP_METHOD(swoole_connection_iterator, current);
static PHP_METHOD(swoole_connection_iterator, key);
static PHP_METHOD(swoole_connection_iterator, valid);
static PHP_METHOD(swoole_connection_iterator, offsetExists);
static PHP_METHOD(swoole_connection_iterator, offsetGet);
static PHP_METHOD(swoole_connection_iterator, offsetSet);
static PHP_METHOD(swoole_connection_iterator, offsetUnset);
static PHP_METHOD(swoole_connection_iterator, __construct);
static PHP_METHOD(swoole_connection_iterator, __destruct);

/**
 * Server\Task
 */
static PHP_METHOD(swoole_server_task, finish);
static PHP_METHOD(swoole_server_task, pack);
SW_EXTERN_C_END

// clang-format off

static zend_function_entry swoole_server_methods[] = {
    PHP_ME(swoole_server, __construct, arginfo_swoole_server__construct, ZEND_ACC_PUBLIC)
    PHP_ME(swoole_server, __destruct, arginfo_swoole_void, ZEND_ACC_PUBLIC)
    PHP_ME(swoole_server, listen, arginfo_swoole_server_listen, ZEND_ACC_PUBLIC)
    PHP_MALIAS(swoole_server, addlistener, listen, arginfo_swoole_server_listen, ZEND_ACC_PUBLIC)
    PHP_ME(swoole_server, on, arginfo_swoole_server_on, ZEND_ACC_PUBLIC)
    PHP_ME(swoole_server, getCallback, arginfo_swoole_server_getCallback, ZEND_ACC_PUBLIC)
    PHP_ME(swoole_server, set, arginfo_swoole_server_set, ZEND_ACC_PUBLIC)
    PHP_ME(swoole_server, start, arginfo_swoole_void, ZEND_ACC_PUBLIC)
    PHP_ME(swoole_server, send, arginfo_swoole_server_send, ZEND_ACC_PUBLIC)
    PHP_ME(swoole_server, sendto, arginfo_swoole_server_sendto, ZEND_ACC_PUBLIC)
    PHP_ME(swoole_server, sendwait, arginfo_swoole_server_sendwait, ZEND_ACC_PUBLIC)
    PHP_ME(swoole_server, exists, arginfo_swoole_server_exists, ZEND_ACC_PUBLIC)
    PHP_MALIAS(swoole_server, exist, exists, arginfo_swoole_server_exists, ZEND_ACC_PUBLIC)
    PHP_ME(swoole_server, protect, arginfo_swoole_server_protect, ZEND_ACC_PUBLIC)
    PHP_ME(swoole_server, sendfile, arginfo_swoole_server_sendfile, ZEND_ACC_PUBLIC)
    PHP_ME(swoole_server, close, arginfo_swoole_server_close, ZEND_ACC_PUBLIC)
    PHP_MALIAS(swoole_server, confirm, resume, arginfo_swoole_server_resume, ZEND_ACC_PUBLIC)
    PHP_ME(swoole_server, pause, arginfo_swoole_server_pause, ZEND_ACC_PUBLIC)
    PHP_ME(swoole_server, resume, arginfo_swoole_server_resume, ZEND_ACC_PUBLIC)
    PHP_ME(swoole_server, task, arginfo_swoole_server_task, ZEND_ACC_PUBLIC)
    PHP_ME(swoole_server, taskwait, arginfo_swoole_server_taskwait, ZEND_ACC_PUBLIC)
    PHP_ME(swoole_server, taskWaitMulti, arginfo_swoole_server_taskWaitMulti, ZEND_ACC_PUBLIC)
    PHP_ME(swoole_server, taskCo, arginfo_swoole_server_taskCo, ZEND_ACC_PUBLIC)
    PHP_ME(swoole_server, finish, arginfo_swoole_server_finish, ZEND_ACC_PUBLIC)
    PHP_ME(swoole_server, reload, arginfo_swoole_server_reload, ZEND_ACC_PUBLIC)
    PHP_ME(swoole_server, shutdown, arginfo_swoole_void, ZEND_ACC_PUBLIC)
    PHP_ME(swoole_server, stop, arginfo_swoole_server_stop, ZEND_ACC_PUBLIC)
    PHP_FALIAS(getLastError, swoole_last_error, arginfo_swoole_void)
    PHP_ME(swoole_server, heartbeat, arginfo_swoole_server_heartbeat, ZEND_ACC_PUBLIC)
    PHP_ME(swoole_server, getClientInfo, arginfo_swoole_server_getClientInfo, ZEND_ACC_PUBLIC)
    PHP_ME(swoole_server, getClientList, arginfo_swoole_server_getClientList, ZEND_ACC_PUBLIC)
    PHP_ME(swoole_server, getWorkerId, arginfo_swoole_void, ZEND_ACC_PUBLIC)
    PHP_ME(swoole_server, getWorkerPid, arginfo_swoole_void, ZEND_ACC_PUBLIC)
    PHP_ME(swoole_server, getWorkerStatus, arginfo_swoole_server_getWorkerStatus, ZEND_ACC_PUBLIC)
    PHP_ME(swoole_server, getManagerPid, arginfo_swoole_void, ZEND_ACC_PUBLIC)
    PHP_ME(swoole_server, getMasterPid, arginfo_swoole_void, ZEND_ACC_PUBLIC)
    //psr-0 style
    PHP_MALIAS(swoole_server, connection_info, getClientInfo, arginfo_swoole_server_getClientInfo, ZEND_ACC_PUBLIC)
    PHP_MALIAS(swoole_server, connection_list, getClientList, arginfo_swoole_server_getClientList, ZEND_ACC_PUBLIC)
    //process
    PHP_ME(swoole_server, sendMessage, arginfo_swoole_server_sendMessage, ZEND_ACC_PUBLIC)
    PHP_ME(swoole_server, addProcess, arginfo_swoole_server_addProcess, ZEND_ACC_PUBLIC)
    PHP_ME(swoole_server, stats, arginfo_swoole_void, ZEND_ACC_PUBLIC)
#ifdef SWOOLE_SOCKETS_SUPPORT
    PHP_ME(swoole_server, getSocket, arginfo_swoole_server_getSocket, ZEND_ACC_PUBLIC)
#endif
    PHP_ME(swoole_server, bind, arginfo_swoole_server_bind, ZEND_ACC_PUBLIC)
    {nullptr, nullptr, nullptr}
};

static const zend_function_entry swoole_connection_iterator_methods[] =
{
    PHP_ME(swoole_connection_iterator, __construct,  arginfo_swoole_void, ZEND_ACC_PUBLIC)
    PHP_ME(swoole_connection_iterator, __destruct,  arginfo_swoole_void, ZEND_ACC_PUBLIC)
    PHP_ME(swoole_connection_iterator, rewind,      arginfo_swoole_void, ZEND_ACC_PUBLIC)
    PHP_ME(swoole_connection_iterator, next,        arginfo_swoole_void, ZEND_ACC_PUBLIC)
    PHP_ME(swoole_connection_iterator, current,     arginfo_swoole_void, ZEND_ACC_PUBLIC)
    PHP_ME(swoole_connection_iterator, key,         arginfo_swoole_void, ZEND_ACC_PUBLIC)
    PHP_ME(swoole_connection_iterator, valid,       arginfo_swoole_void, ZEND_ACC_PUBLIC)
    PHP_ME(swoole_connection_iterator, count,       arginfo_swoole_void, ZEND_ACC_PUBLIC)
    PHP_ME(swoole_connection_iterator, offsetExists,    arginfo_swoole_connection_iterator_offsetExists, ZEND_ACC_PUBLIC)
    PHP_ME(swoole_connection_iterator, offsetGet,       arginfo_swoole_connection_iterator_offsetGet, ZEND_ACC_PUBLIC)
    PHP_ME(swoole_connection_iterator, offsetSet,       arginfo_swoole_connection_iterator_offsetSet, ZEND_ACC_PUBLIC)
    PHP_ME(swoole_connection_iterator, offsetUnset,     arginfo_swoole_connection_iterator_offsetUnset, ZEND_ACC_PUBLIC)
    PHP_FE_END
};

static const zend_function_entry swoole_server_task_methods[] =
{
    PHP_ME(swoole_server_task, finish, arginfo_swoole_server_finish, ZEND_ACC_PUBLIC)
    PHP_ME(swoole_server_task, pack, arginfo_swoole_server_task_pack, ZEND_ACC_PUBLIC | ZEND_ACC_STATIC)
    PHP_FE_END
};
// clang-format on

void php_swoole_server_minit(int module_number) {
    // ---------------------------------------Server-------------------------------------
    SW_INIT_CLASS_ENTRY(swoole_server, "Swoole\\Server", "swoole_server", nullptr, swoole_server_methods);
    SW_SET_CLASS_SERIALIZABLE(swoole_server, zend_class_serialize_deny, zend_class_unserialize_deny);
    SW_SET_CLASS_CLONEABLE(swoole_server, sw_zend_class_clone_deny);
    SW_SET_CLASS_UNSET_PROPERTY_HANDLER(swoole_server, sw_zend_class_unset_property_deny);
    SW_SET_CLASS_CUSTOM_OBJECT(swoole_server, server_create_object, server_free_object, ServerObject, std);

    SW_FUNCTION_ALIAS(&swoole_timer_ce->function_table, "after", &swoole_server_ce->function_table, "after");
    SW_FUNCTION_ALIAS(&swoole_timer_ce->function_table, "tick", &swoole_server_ce->function_table, "tick");
    SW_FUNCTION_ALIAS(&swoole_timer_ce->function_table, "clear", &swoole_server_ce->function_table, "clearTimer");

    SW_FUNCTION_ALIAS(&swoole_event_ce->function_table, "defer", &swoole_server_ce->function_table, "defer");

    // ---------------------------------------Task-------------------------------------
    SW_INIT_CLASS_ENTRY(
        swoole_server_task, "Swoole\\Server\\Task", "swoole_server_task", nullptr, swoole_server_task_methods);
    swoole_server_task_ce->ce_flags |= ZEND_ACC_FINAL;
    SW_SET_CLASS_SERIALIZABLE(swoole_server_task, zend_class_serialize_deny, zend_class_unserialize_deny);
    SW_SET_CLASS_CLONEABLE(swoole_server_task, sw_zend_class_clone_deny);
    SW_SET_CLASS_UNSET_PROPERTY_HANDLER(swoole_server_task, sw_zend_class_unset_property_deny);
    SW_SET_CLASS_CUSTOM_OBJECT(swoole_server_task,
                               php_swoole_server_task_create_object,
                               php_swoole_server_task_free_object,
                               ServerTaskObject,
                               std);
    zend_declare_property_null(swoole_server_task_ce, ZEND_STRL("data"), ZEND_ACC_PUBLIC);
    zend_declare_property_double(swoole_server_task_ce, ZEND_STRL("dispatch_time"), 0, ZEND_ACC_PUBLIC);
    zend_declare_property_long(swoole_server_task_ce, ZEND_STRL("id"), -1, ZEND_ACC_PUBLIC);
    zend_declare_property_long(swoole_server_task_ce, ZEND_STRL("worker_id"), -1, ZEND_ACC_PUBLIC);
    zend_declare_property_long(swoole_server_task_ce, ZEND_STRL("flags"), 0, ZEND_ACC_PUBLIC);
    // ---------------------------------------Event-------------------------------------
    SW_INIT_CLASS_ENTRY_DATA_OBJECT(swoole_server_event, "Swoole\\Server\\Event");
    zend_declare_property_long(swoole_server_event_ce, ZEND_STRL("reactor_id"), 0, ZEND_ACC_PUBLIC);
    zend_declare_property_long(swoole_server_event_ce, ZEND_STRL("fd"), 0, ZEND_ACC_PUBLIC);
    zend_declare_property_double(swoole_server_event_ce, ZEND_STRL("dispatch_time"), 0, ZEND_ACC_PUBLIC);
    zend_declare_property_null(swoole_server_event_ce, ZEND_STRL("data"), ZEND_ACC_PUBLIC);
    // ---------------------------------------Packet-------------------------------------
    SW_INIT_CLASS_ENTRY_DATA_OBJECT(swoole_server_packet, "Swoole\\Server\\Packet");
    zend_declare_property_long(swoole_server_packet_ce, ZEND_STRL("server_socket"), 0, ZEND_ACC_PUBLIC);
    zend_declare_property_long(swoole_server_packet_ce, ZEND_STRL("server_port"), 0, ZEND_ACC_PUBLIC);
    zend_declare_property_double(swoole_server_packet_ce, ZEND_STRL("dispatch_time"), 0, ZEND_ACC_PUBLIC);
    zend_declare_property_null(swoole_server_packet_ce, ZEND_STRL("address"), ZEND_ACC_PUBLIC);
    zend_declare_property_long(swoole_server_packet_ce, ZEND_STRL("port"), 0, ZEND_ACC_PUBLIC);
    // ---------------------------------------PipeMessage-------------------------------------
    SW_INIT_CLASS_ENTRY_DATA_OBJECT(swoole_server_pipe_message, "Swoole\\Server\\PipeMessage");
    zend_declare_property_long(swoole_server_pipe_message_ce, ZEND_STRL("source_worker_id"), 0, ZEND_ACC_PUBLIC);
    zend_declare_property_double(swoole_server_pipe_message_ce, ZEND_STRL("dispatch_time"), 0, ZEND_ACC_PUBLIC);
    zend_declare_property_null(swoole_server_pipe_message_ce, ZEND_STRL("data"), ZEND_ACC_PUBLIC);
    // ---------------------------------------StatusInfo-------------------------------------
    SW_INIT_CLASS_ENTRY_DATA_OBJECT(swoole_server_status_info, "Swoole\\Server\\StatusInfo");
    zend_declare_property_long(swoole_server_status_info_ce, ZEND_STRL("worker_id"), 0, ZEND_ACC_PUBLIC);
    zend_declare_property_long(swoole_server_status_info_ce, ZEND_STRL("worker_pid"), 0, ZEND_ACC_PUBLIC);
    zend_declare_property_long(swoole_server_status_info_ce, ZEND_STRL("status"), 0, ZEND_ACC_PUBLIC);
    zend_declare_property_long(swoole_server_status_info_ce, ZEND_STRL("exit_code"), 0, ZEND_ACC_PUBLIC);
    zend_declare_property_long(swoole_server_status_info_ce, ZEND_STRL("signal"), 0, ZEND_ACC_PUBLIC);
    // ---------------------------------------TaskResult-------------------------------------
    SW_INIT_CLASS_ENTRY_DATA_OBJECT(swoole_server_task_result, "Swoole\\Server\\TaskResult");
    zend_declare_property_long(swoole_server_task_result_ce, ZEND_STRL("task_id"), 0, ZEND_ACC_PUBLIC);
    zend_declare_property_long(swoole_server_task_result_ce, ZEND_STRL("task_worker_id"), 0, ZEND_ACC_PUBLIC);
    zend_declare_property_double(swoole_server_task_result_ce, ZEND_STRL("dispatch_time"), 0, ZEND_ACC_PUBLIC);
    zend_declare_property_null(swoole_server_task_result_ce, ZEND_STRL("data"), ZEND_ACC_PUBLIC);
    // ---------------------------------------Connection Iterator-------------------------------------
    SW_INIT_CLASS_ENTRY(swoole_connection_iterator,
                        "Swoole\\Connection\\Iterator",
                        "swoole_connection_iterator",
                        nullptr,
                        swoole_connection_iterator_methods);
    SW_SET_CLASS_SERIALIZABLE(swoole_connection_iterator, zend_class_serialize_deny, zend_class_unserialize_deny);
    SW_SET_CLASS_CLONEABLE(swoole_connection_iterator, sw_zend_class_clone_deny);
    SW_SET_CLASS_UNSET_PROPERTY_HANDLER(swoole_connection_iterator, sw_zend_class_unset_property_deny);
    SW_SET_CLASS_CUSTOM_OBJECT(swoole_connection_iterator,
                               php_swoole_connection_iterator_create_object,
                               php_swoole_connection_iterator_free_object,
                               ConnectionIteratorObject,
                               std);
    zend_class_implements(swoole_connection_iterator_ce, 2, zend_ce_iterator, zend_ce_arrayaccess);
#ifdef SW_HAVE_COUNTABLE
    zend_class_implements(swoole_connection_iterator_ce, 1, zend_ce_countable);
#endif
    // ---------------------------------------Server Property-------------------------------------
    zend_declare_property_null(swoole_server_ce, ZEND_STRL("onStart"), ZEND_ACC_PRIVATE);
    zend_declare_property_null(swoole_server_ce, ZEND_STRL("onShutdown"), ZEND_ACC_PRIVATE);
    zend_declare_property_null(swoole_server_ce, ZEND_STRL("onWorkerStart"), ZEND_ACC_PRIVATE);
    zend_declare_property_null(swoole_server_ce, ZEND_STRL("onWorkerStop"), ZEND_ACC_PRIVATE);
    zend_declare_property_null(swoole_server_ce, ZEND_STRL("onBeforeReload"), ZEND_ACC_PRIVATE);
    zend_declare_property_null(swoole_server_ce, ZEND_STRL("onAfterReload"), ZEND_ACC_PRIVATE);
    zend_declare_property_null(swoole_server_ce, ZEND_STRL("onWorkerExit"), ZEND_ACC_PRIVATE);
    zend_declare_property_null(swoole_server_ce, ZEND_STRL("onWorkerError"), ZEND_ACC_PRIVATE);
    zend_declare_property_null(swoole_server_ce, ZEND_STRL("onTask"), ZEND_ACC_PRIVATE);
    zend_declare_property_null(swoole_server_ce, ZEND_STRL("onFinish"), ZEND_ACC_PRIVATE);
    zend_declare_property_null(swoole_server_ce, ZEND_STRL("onManagerStart"), ZEND_ACC_PRIVATE);
    zend_declare_property_null(swoole_server_ce, ZEND_STRL("onManagerStop"), ZEND_ACC_PRIVATE);
    zend_declare_property_null(swoole_server_ce, ZEND_STRL("onPipeMessage"), ZEND_ACC_PRIVATE);

    zend_declare_property_null(swoole_server_ce, ZEND_STRL("setting"), ZEND_ACC_PUBLIC);
    zend_declare_property_null(swoole_server_ce, ZEND_STRL("connections"), ZEND_ACC_PUBLIC);
    zend_declare_property_string(swoole_server_ce, ZEND_STRL("host"), "", ZEND_ACC_PUBLIC);
    zend_declare_property_long(swoole_server_ce, ZEND_STRL("port"), 0, ZEND_ACC_PUBLIC);
    zend_declare_property_long(swoole_server_ce, ZEND_STRL("type"), 0, ZEND_ACC_PUBLIC);
    zend_declare_property_long(swoole_server_ce, ZEND_STRL("mode"), 0, ZEND_ACC_PUBLIC);
    zend_declare_property_null(swoole_server_ce, ZEND_STRL("ports"), ZEND_ACC_PUBLIC);
    zend_declare_property_long(swoole_server_ce, ZEND_STRL("master_pid"), 0, ZEND_ACC_PUBLIC);
    zend_declare_property_long(swoole_server_ce, ZEND_STRL("manager_pid"), 0, ZEND_ACC_PUBLIC);
    zend_declare_property_long(swoole_server_ce, ZEND_STRL("worker_id"), -1, ZEND_ACC_PUBLIC);
    zend_declare_property_bool(swoole_server_ce, ZEND_STRL("taskworker"), 0, ZEND_ACC_PUBLIC);
    zend_declare_property_long(swoole_server_ce, ZEND_STRL("worker_pid"), 0, ZEND_ACC_PUBLIC);
    zend_declare_property_null(swoole_server_ce, ZEND_STRL("stats_timer"), ZEND_ACC_PUBLIC);

    SW_REGISTER_LONG_CONSTANT("SWOOLE_DISPATCH_RESULT_DISCARD_PACKET", SW_DISPATCH_RESULT_DISCARD_PACKET);
    SW_REGISTER_LONG_CONSTANT("SWOOLE_DISPATCH_RESULT_CLOSE_CONNECTION", SW_DISPATCH_RESULT_CLOSE_CONNECTION);
    SW_REGISTER_LONG_CONSTANT("SWOOLE_DISPATCH_RESULT_USERFUNC_FALLBACK", SW_DISPATCH_RESULT_USERFUNC_FALLBACK);

    SW_REGISTER_LONG_CONSTANT("SWOOLE_TASK_TMPFILE", SW_TASK_TMPFILE);
    SW_REGISTER_LONG_CONSTANT("SWOOLE_TASK_SERIALIZE", SW_TASK_SERIALIZE);
    SW_REGISTER_LONG_CONSTANT("SWOOLE_TASK_NONBLOCK", SW_TASK_NONBLOCK);
    SW_REGISTER_LONG_CONSTANT("SWOOLE_TASK_CALLBACK", SW_TASK_CALLBACK);
    SW_REGISTER_LONG_CONSTANT("SWOOLE_TASK_WAITALL", SW_TASK_WAITALL);
    SW_REGISTER_LONG_CONSTANT("SWOOLE_TASK_COROUTINE", SW_TASK_COROUTINE);
    SW_REGISTER_LONG_CONSTANT("SWOOLE_TASK_PEEK", SW_TASK_PEEK);
    SW_REGISTER_LONG_CONSTANT("SWOOLE_TASK_NOREPLY", SW_TASK_NOREPLY);

    SW_REGISTER_LONG_CONSTANT("SWOOLE_WORKER_BUSY", SW_WORKER_BUSY);
    SW_REGISTER_LONG_CONSTANT("SWOOLE_WORKER_IDLE", SW_WORKER_IDLE);
    SW_REGISTER_LONG_CONSTANT("SWOOLE_WORKER_EXIT", SW_WORKER_EXIT);
}

zend_fcall_info_cache *php_swoole_server_get_fci_cache(Server *serv, int server_fd, int event_type) {
    ListenPort *port = serv->get_port_by_server_fd(server_fd);
    php_swoole_server_port_property *property;
    zend_fcall_info_cache *fci_cache;
    ServerObject *server_object = server_fetch_object(Z_OBJ_P((zval *) serv->private_data_2));

    if (sw_unlikely(!port)) {
        return nullptr;
    }
    if ((property = (php_swoole_server_port_property *) port->ptr) && (fci_cache = property->caches[event_type])) {
        return fci_cache;
    } else {
        return server_object->property->primary_port->caches[event_type];
    }
}

int php_swoole_create_dir(const char *path, size_t length) {
    if (access(path, F_OK) == 0) {
        return 0;
    }
    return php_stream_mkdir(path, 0777, PHP_STREAM_MKDIR_RECURSIVE | REPORT_ERRORS, nullptr) ? 0 : -1;
}

TaskId php_swoole_task_pack(EventData *task, zval *zdata) {
    smart_str serialized_data = {};
    php_serialize_data_t var_hash;

    task->info.type = SW_SERVER_EVENT_TASK;
    task->info.fd = SwooleG.current_task_id++;
    task->info.reactor_id = SwooleG.process_id;
    task->info.time = swoole::microtime();
    swTask_type(task) = 0;

    char *task_data_str;
    size_t task_data_len = 0;
    // need serialize
    if (Z_TYPE_P(zdata) != IS_STRING) {
        // serialize
        swTask_type(task) |= SW_TASK_SERIALIZE;

        PHP_VAR_SERIALIZE_INIT(var_hash);
        php_var_serialize(&serialized_data, zdata, &var_hash);
        PHP_VAR_SERIALIZE_DESTROY(var_hash);

        if (!serialized_data.s) {
            return -1;
        }
        task_data_str = ZSTR_VAL(serialized_data.s);
        task_data_len = ZSTR_LEN(serialized_data.s);
    } else {
        task_data_str = Z_STRVAL_P(zdata);
        task_data_len = Z_STRLEN_P(zdata);
    }

    if (!task->pack(task_data_str, task_data_len)) {
        php_swoole_fatal_error(E_WARNING, "large task pack failed");
        task->info.fd = SW_ERR;
        task->info.len = 0;
    }

    smart_str_free(&serialized_data);
    return task->info.fd;
}

void php_swoole_get_recv_data(Server *serv, zval *zdata, RecvData *req) {
    const char *data = req->data;
    uint32_t length = req->info.len;
    if (length == 0) {
        ZVAL_EMPTY_STRING(zdata);
    } else {
        if (req->info.flags & SW_EVENT_DATA_OBJ_PTR) {
            zend_string *worker_buffer = zend::fetch_zend_string_by_val((char *) data);
            ZVAL_STR(zdata, worker_buffer);
        } else if (req->info.flags & SW_EVENT_DATA_POP_PTR) {
            String *recv_buffer = serv->get_recv_buffer(serv->get_connection_by_session_id(req->info.fd)->socket);
            sw_set_zend_string(zdata, recv_buffer->pop(serv->recv_buffer_size), length);
        } else {
            ZVAL_STRINGL(zdata, data, length);
        }
    }
}

static sw_inline int php_swoole_check_task_param(Server *serv, zend_long dst_worker_id) {
    if (UNEXPECTED(serv->task_worker_num == 0)) {
        php_swoole_fatal_error(E_WARNING, "task method can't be executed without task worker");
        return SW_ERR;
    }
    if (UNEXPECTED(dst_worker_id > 0 && dst_worker_id >= serv->task_worker_num)) {
        php_swoole_fatal_error(E_WARNING, "worker_id must be less than task_worker_num[%u]", serv->task_worker_num);
        return SW_ERR;
    }
    if (UNEXPECTED(serv->is_task_worker())) {
        php_swoole_fatal_error(E_WARNING, "Server->task() cannot use in the task-worker");
        return SW_ERR;
    }
    return SW_OK;
}

zval *php_swoole_task_unpack(EventData *task_result) {
    zval *result_data, *result_unserialized_data;
    char *result_data_str;
    size_t result_data_len = 0;
    php_unserialize_data_t var_hash;

    /**
     * Large result package
     */
    if (swTask_type(task_result) & SW_TASK_TMPFILE) {
        if (!task_result->unpack(sw_tg_buffer())) {
            return nullptr;
        }
        result_data_str = sw_tg_buffer()->str;
        result_data_len = sw_tg_buffer()->length;
    } else {
        result_data_str = task_result->data;
        result_data_len = task_result->info.len;
    }

    if (swTask_type(task_result) & SW_TASK_SERIALIZE) {
        result_unserialized_data = sw_malloc_zval();

        PHP_VAR_UNSERIALIZE_INIT(var_hash);
        // unserialize success
        if (php_var_unserialize(result_unserialized_data,
                                (const unsigned char **) &result_data_str,
                                (const unsigned char *) (result_data_str + result_data_len),
                                &var_hash)) {
            result_data = result_unserialized_data;
        }
        // failed
        else {
            result_data = sw_malloc_zval();
            ZVAL_STRINGL(result_data, result_data_str, result_data_len);
        }
        PHP_VAR_UNSERIALIZE_DESTROY(var_hash);
    } else {
        result_data = sw_malloc_zval();
        ZVAL_STRINGL(result_data, result_data_str, result_data_len);
    }
    return result_data;
}

static void php_swoole_task_wait_co(
    Server *serv, EventData *req, double timeout, int dst_worker_id, INTERNAL_FUNCTION_PARAMETERS) {
    ServerObject *server_object = server_fetch_object(Z_OBJ_P((zval *) serv->private_data_2));
    swTask_type(req) |= (SW_TASK_NONBLOCK | SW_TASK_COROUTINE);

    TaskCo *task_co = (TaskCo *) emalloc(sizeof(TaskCo));
    sw_memset_zero(task_co, sizeof(*task_co));
    task_co->count = 1;
    Z_LVAL(task_co->context.coro_params) = req->info.fd;

    sw_atomic_fetch_add(&serv->gs->tasking_num, 1);
    if (serv->gs->task_workers.dispatch(req, &dst_worker_id) < 0) {
        sw_atomic_fetch_sub(&serv->gs->tasking_num, 1);
        RETURN_FALSE;
    } else {
        server_object->property->task_coroutine_map[req->info.fd] = task_co;
    }

    long ms = (long) (timeout * 1000);
    TimerNode *timer = swoole_timer_add(ms, false, php_swoole_task_onTimeout, task_co);
    if (timer) {
        task_co->timer = timer;
    }
    task_co->server_object = server_object;
    PHPCoroutine::yield_m(return_value, &task_co->context);
}

static void php_swoole_task_onTimeout(Timer *timer, TimerNode *tnode) {
    TaskCo *task_co = (TaskCo *) tnode->data;
    FutureTask *context = &task_co->context;

    // Server->taskwait, single task
    if (task_co->list == nullptr) {
        zval result;
        ZVAL_FALSE(&result);
        PHPCoroutine::resume_m(context, &result);
        task_co->server_object->property->task_coroutine_map.erase(Z_LVAL(context->coro_params));
        efree(task_co);
        return;
    }

    uint32_t i;
    zval *result = task_co->result;

    for (i = 0; i < task_co->count; i++) {
        if (!zend_hash_index_exists(Z_ARRVAL_P(result), i)) {
            add_index_bool(result, i, 0);
            task_co->server_object->property->task_coroutine_map.erase(task_co->list[i]);
        }
    }

    PHPCoroutine::resume_m(context, result);
    sw_zval_free(result);
    efree(task_co);
}

extern ListenPort *php_swoole_server_port_get_and_check_ptr(zval *zobject);
extern void php_swoole_server_port_set_ptr(zval *zobject, ListenPort *port);
extern php_swoole_server_port_property *php_swoole_server_port_get_property(zval *zobject);

static zval *php_swoole_server_add_port(ServerObject *server_object, ListenPort *port) {
    /* port */
    zval *zport;
    Server *serv = server_object->serv;

    zport = sw_malloc_zval();
    object_init_ex(zport, swoole_server_port_ce);
    server_object->property->ports.push_back(zport);

    /* port ptr */
    php_swoole_server_port_set_ptr(zport, port);

    /* port property */
    php_swoole_server_port_property *property = php_swoole_server_port_get_property(zport);
    property->serv = serv;
    property->port = port;

    /* linked */
    port->ptr = property;

    zend_update_property_string(swoole_server_port_ce, SW_Z8_OBJ_P(zport), ZEND_STRL("host"), port->host.c_str());
    zend_update_property_long(swoole_server_port_ce, SW_Z8_OBJ_P(zport), ZEND_STRL("port"), port->port);
    zend_update_property_long(swoole_server_port_ce, SW_Z8_OBJ_P(zport), ZEND_STRL("type"), port->type);
    zend_update_property_long(swoole_server_port_ce, SW_Z8_OBJ_P(zport), ZEND_STRL("sock"), port->socket->fd);

    do {
        zval *zserv = (zval *) serv->private_data_2;
        zval *zports = sw_zend_read_and_convert_property_array(Z_OBJCE_P(zserv), zserv, ZEND_STRL("ports"), 0);
        (void) add_next_index_zval(zports, zport);
    } while (0);

    /* iterator */
    do {
        zval connection_iterator;
        object_init_ex(&connection_iterator, swoole_connection_iterator_ce);

        ConnectionIterator *iterator = php_swoole_connection_iterator_get_ptr(&connection_iterator);
        iterator->serv = serv;
        iterator->port = port;

        zend_update_property(swoole_server_port_ce, SW_Z8_OBJ_P(zport), ZEND_STRL("connections"), &connection_iterator);
        zval_ptr_dtor(&connection_iterator);
    } while (0);

    return zport;
}

void php_swoole_server_before_start(Server *serv, zval *zobject) {
    /**
     * create swoole server
     */
    if (serv->create() < 0) {
        php_swoole_fatal_error(E_ERROR, "failed to create the server. Error: %s", sw_error);
        return;
    }

#ifdef SW_LOG_TRACE_OPEN
    auto primary_port = serv->get_primary_port();
    swTraceLog(SW_TRACE_SERVER,
               "Create Server: host=%s, port=%d, mode=%d, type=%d",
               primary_port->host.c_str(),
               (int) primary_port->port,
               serv->is_base_mode() ? Server::MODE_BASE : Server::MODE_PROCESS,
               (int) primary_port->type);
#endif

    if (serv->enable_coroutine) {
        serv->reload_async = 1;
    }

    if (serv->send_yield) {
        if (serv->onClose == nullptr && serv->is_support_unsafe_events()) {
            serv->onClose = php_swoole_onClose;
        }
    }

    /**
     * init method
     */
    serv->create_buffers = php_swoole_server_worker_create_buffers;
    serv->free_buffers = php_swoole_server_worker_free_buffers;
    serv->get_buffer = php_swoole_server_worker_get_buffer;
    serv->get_buffer_len = php_swoole_server_worker_get_buffer_len;
    serv->add_buffer_len = php_swoole_server_worker_add_buffer_len;
    serv->move_buffer = php_swoole_server_worker_move_buffer;
    serv->get_packet = php_swoole_server_worker_get_packet;

    if (serv->is_base_mode()) {
        serv->buffer_allocator = sw_zend_string_allocator();
    }

    /**
     * Master Process ID
     */
    zend_update_property_long(swoole_server_ce, SW_Z8_OBJ_P(zobject), ZEND_STRL("master_pid"), getpid());

    zval *zsetting = sw_zend_read_and_convert_property_array(swoole_server_ce, zobject, ZEND_STRL("setting"), 0);

    if (!zend_hash_str_exists(Z_ARRVAL_P(zsetting), ZEND_STRL("worker_num"))) {
        add_assoc_long(zsetting, "worker_num", serv->worker_num);
    }
    if (!zend_hash_str_exists(Z_ARRVAL_P(zsetting), ZEND_STRL("task_worker_num"))) {
        add_assoc_long(zsetting, "task_worker_num", serv->task_worker_num);
    }
    if (!zend_hash_str_exists(Z_ARRVAL_P(zsetting), ZEND_STRL("output_buffer_size"))) {
        add_assoc_long(zsetting, "output_buffer_size", serv->output_buffer_size);
    }
    if (!zend_hash_str_exists(Z_ARRVAL_P(zsetting), ZEND_STRL("max_connection"))) {
        add_assoc_long(zsetting, "max_connection", serv->get_max_connection());
    }

    uint32_t i;
    zval *zport;
    zval *zport_setting;
    ListenPort *port;
    bool find_http_port = false;
    ServerObject *server_object = server_fetch_object(Z_OBJ_P(zobject));

    for (i = 1; i < server_object->property->ports.size(); i++) {
        zport = server_object->property->ports.at(i);
        zport_setting = sw_zend_read_property_ex(swoole_server_port_ce, zport, SW_ZSTR_KNOWN(SW_ZEND_STR_SETTING), 0);
        // use swoole_server->setting
        if (zport_setting == nullptr || ZVAL_IS_NULL(zport_setting)) {
            Z_TRY_ADDREF_P(zport);
            sw_zend_call_method_with_1_params(zport, swoole_server_port_ce, nullptr, "set", nullptr, zsetting);
        }
    }

    for (i = 0; i < server_object->property->ports.size(); i++) {
        zport = server_object->property->ports.at(i);
        port = php_swoole_server_port_get_and_check_ptr(zport);

        if (serv->if_require_packet_callback(
                port, php_swoole_server_isset_callback(server_object, port, SW_SERVER_CB_onPacket))) {
            php_swoole_fatal_error(E_ERROR, "require onPacket callback");
            return;
        }

#ifdef SW_USE_OPENSSL
        if (port->ssl_context && port->ssl_context->verify_peer && port->ssl_context->client_cert_file.empty()) {
            php_swoole_fatal_error(E_ERROR, "server open verify peer require client_cert_file config");
            return;
        }
#endif
        if (port->open_http2_protocol && !serv->is_hash_dispatch_mode()) {
            php_swoole_fatal_error(
                E_ERROR,
                "server dispatch mode should be FDMOD(%d) or IPMOD(%d) if open_http2_protocol is true",
                SW_DISPATCH_FDMOD,
                SW_DISPATCH_IPMOD);
            return;
        }

        if (!port->open_http_protocol) {
            port->open_http_protocol = port->open_websocket_protocol || port->open_http2_protocol;
        }
        if (port->open_http_protocol) {
            find_http_port = true;
            if (port->open_websocket_protocol) {
                if (!php_swoole_server_isset_callback(server_object, port, SW_SERVER_CB_onMessage)) {
                    php_swoole_fatal_error(E_ERROR, "require onMessage callback");
                    return;
                }
            } else if (port->open_http_protocol &&
                       !php_swoole_server_isset_callback(server_object, port, SW_SERVER_CB_onRequest)) {
                php_swoole_fatal_error(E_ERROR, "require onRequest callback");
                return;
            }
        } else if (!port->open_redis_protocol) {
            if (port->is_stream() && !php_swoole_server_isset_callback(server_object, port, SW_SERVER_CB_onReceive)) {
                php_swoole_fatal_error(E_ERROR, "require onReceive callback");
                return;
            }
        }
    }

    if (find_http_port) {
        serv->onReceive = php_swoole_http_onReceive;
        if (serv->is_support_unsafe_events()) {
            serv->onClose = php_swoole_http_onClose;
        }
        if (!instanceof_function(Z_OBJCE_P(zobject), swoole_http_server_ce)) {
            php_swoole_error(
                E_WARNING,
                "use %s class and open http related protocols may lead to some errors (inconsistent class type)",
                SW_Z_OBJCE_NAME_VAL_P(zobject));
        }
        php_swoole_http_server_init_global_variant();
    }
}

void php_swoole_server_register_callbacks(Server *serv) {
    ServerObject *server_object = server_fetch_object(Z_OBJ_P((zval *) serv->private_data_2));
    /*
     * optional callback
     */
    if (server_object->property->callbacks[SW_SERVER_CB_onStart] != nullptr) {
        serv->onStart = php_swoole_onStart;
    }
    serv->onShutdown = php_swoole_onShutdown;
    /**
     * require callback, set the master/manager/worker PID
     */
    serv->onWorkerStart = php_swoole_onWorkerStart;

    if (server_object->property->callbacks[SW_SERVER_CB_onBeforeReload] != nullptr) {
        serv->onBeforeReload = php_swoole_onBeforeReload;
    }

    if (server_object->property->callbacks[SW_SERVER_CB_onAfterReload] != nullptr) {
        serv->onAfterReload = php_swoole_onAfterReload;
    }

    if (server_object->property->callbacks[SW_SERVER_CB_onWorkerStop] != nullptr) {
        serv->onWorkerStop = php_swoole_onWorkerStop;
    }
    serv->onWorkerExit = php_swoole_onWorkerExit;
    /**
     * Task Worker
     */
    if (server_object->property->callbacks[SW_SERVER_CB_onTask] != nullptr) {
        serv->onTask = php_swoole_onTask;
        serv->onFinish = php_swoole_onFinish;
    }
    if (server_object->property->callbacks[SW_SERVER_CB_onWorkerError] != nullptr) {
        serv->onWorkerError = php_swoole_onWorkerError;
    }
    if (server_object->property->callbacks[SW_SERVER_CB_onManagerStart] != nullptr) {
        serv->onManagerStart = php_swoole_onManagerStart;
    }
    if (server_object->property->callbacks[SW_SERVER_CB_onManagerStop] != nullptr) {
        serv->onManagerStop = php_swoole_onManagerStop;
    }
    if (server_object->property->callbacks[SW_SERVER_CB_onPipeMessage] != nullptr) {
        serv->onPipeMessage = php_swoole_onPipeMessage;
    }
    if (serv->send_yield && serv->is_support_unsafe_events()) {
        serv->onBufferEmpty = php_swoole_onBufferEmpty;
    }
}

static int php_swoole_task_finish(Server *serv, zval *zdata, EventData *current_task) {
    int flags = 0;
    smart_str serialized_data = {};
    php_serialize_data_t var_hash;
    char *data_str;
    size_t data_len = 0;
    int ret;

    // need serialize
    if (Z_TYPE_P(zdata) != IS_STRING) {
        // serialize
        flags |= SW_TASK_SERIALIZE;

        PHP_VAR_SERIALIZE_INIT(var_hash);
        php_var_serialize(&serialized_data, zdata, &var_hash);
        PHP_VAR_SERIALIZE_DESTROY(var_hash);
        data_str = ZSTR_VAL(serialized_data.s);
        data_len = ZSTR_LEN(serialized_data.s);

    } else {
        data_str = Z_STRVAL_P(zdata);
        data_len = Z_STRLEN_P(zdata);
    }

    ret = serv->reply_task_result(data_str, data_len, flags, current_task);
    smart_str_free(&serialized_data);
    return ret;
}

static void php_swoole_onPipeMessage(Server *serv, EventData *req) {
    ServerObject *server_object = server_fetch_object(Z_OBJ_P((zval *) serv->private_data_2));
    zend_fcall_info_cache *fci_cache = server_object->property->callbacks[SW_SERVER_CB_onPipeMessage];
    zval *zserv = (zval *) serv->private_data_2;

    zval *zdata = php_swoole_task_unpack(req);
    if (UNEXPECTED(zdata == nullptr)) {
        return;
    }

    swTraceLog(SW_TRACE_SERVER,
               "PipeMessage: fd=%d|len=%d|src_worker_id=%d|data=%.*s\n",
               req->info.fd,
               req->info.len,
               req->info.reactor_id,
               req->info.len,
               req->data);

    zval args[3];
    int argc;
    args[0] = *zserv;

    if (serv->event_object) {
        zval *object = &args[1];
        object_init_ex(object, swoole_server_pipe_message_ce);
        zend_update_property_long(swoole_server_pipe_message_ce, SW_Z8_OBJ_P(object), ZEND_STRL("worker_id"),
                                  (zend_long) req->info.reactor_id);
        zend_update_property_double(swoole_server_pipe_message_ce, SW_Z8_OBJ_P(object), ZEND_STRL("dispatch_time"),
                                    req->info.time);
        zend_update_property(swoole_server_pipe_message_ce, SW_Z8_OBJ_P(object), ZEND_STRL("data"), zdata);
        argc = 2;
    } else {
        ZVAL_LONG(&args[1], (zend_long) req->info.reactor_id);
        args[2] = *zdata;
        argc = 3;
    }

    if (UNEXPECTED(!zend::function::call(fci_cache, argc, args, nullptr, serv->is_enable_coroutine()))) {
        php_swoole_error(E_WARNING, "%s->onPipeMessage handler error", SW_Z_OBJCE_NAME_VAL_P(zserv));
    }

    if (serv->event_object) {
        zval_ptr_dtor(&args[1]);
    }

    sw_zval_free(zdata);
}

int php_swoole_onReceive(Server *serv, RecvData *req) {
    zend_fcall_info_cache *fci_cache =
        php_swoole_server_get_fci_cache(serv, req->info.server_fd, SW_SERVER_CB_onReceive);

    if (fci_cache) {
        zval *zserv = (zval *) serv->private_data_2;
        zval args[4];
        int argc;

        args[0] = *zserv;

        if (serv->event_object) {
            zval *object = &args[1];
            zval data;
            object_init_ex(object, swoole_server_event_ce);
            zend_update_property_long(swoole_server_event_ce, SW_Z8_OBJ_P(object), ZEND_STRL("fd"),
                                      (zend_long) req->info.fd);
            zend_update_property_long(swoole_server_event_ce, SW_Z8_OBJ_P(object), ZEND_STRL("reactor_id"),
                                      (zend_long) req->info.reactor_id);
            zend_update_property_double(swoole_server_event_ce, SW_Z8_OBJ_P(object), ZEND_STRL("dispatch_time"),
                                        req->info.time);
            php_swoole_get_recv_data(serv, &data, req);
            zend_update_property(swoole_server_event_ce, SW_Z8_OBJ_P(object), ZEND_STRL("data"), &data);
            zval_ptr_dtor(&data);
            argc = 2;
        } else {
            ZVAL_LONG(&args[1], (zend_long) req->info.fd);
            ZVAL_LONG(&args[2], (zend_long) req->info.reactor_id);
            php_swoole_get_recv_data(serv, &args[3], req);
            argc = 4;
        }

        if (UNEXPECTED(!zend::function::call(fci_cache, argc, args, nullptr, serv->enable_coroutine))) {
            php_swoole_error(E_WARNING, "%s->onReceive handler error", SW_Z_OBJCE_NAME_VAL_P(zserv));
            serv->close(req->info.fd, false);
        }
        if (serv->event_object) {
            zval_ptr_dtor(&args[1]);
        } else {
            zval_ptr_dtor(&args[3]);
        }
    }

    return SW_OK;
}

int php_swoole_onPacket(Server *serv, RecvData *req) {
    zval *zserv = (zval *) serv->private_data_2;
    zval args[3];
    int argc;

    args[0] = *zserv;

    DgramPacket *packet = (DgramPacket*) req->data;

    if (serv->event_object) {
        zval zobject;
        object_init_ex(&zobject, swoole_server_packet_ce);
        zend_update_property_long(swoole_server_packet_ce, SW_Z8_OBJ_P(&zobject), ZEND_STRL("server_socket"),
                                  req->info.server_fd);
        zend_update_property_double(swoole_server_packet_ce, SW_Z8_OBJ_P(&zobject), ZEND_STRL("dispatch_time"),
                                    req->info.time);

        Connection *server_sock = serv->get_connection(req->info.server_fd);
        if (server_sock) {
            zend_update_property_long(swoole_server_packet_ce, SW_Z8_OBJ_P(&zobject), ZEND_STRL("server_port"),
                                      server_sock->info.get_port());
        }

        char address[INET6_ADDRSTRLEN];
        if (packet->socket_type == SW_SOCK_UDP) {
            inet_ntop(AF_INET, &packet->socket_addr.addr.inet_v4.sin_addr, address, sizeof(address));
            zend_update_property_string(swoole_server_packet_ce, SW_Z8_OBJ_P(&zobject), ZEND_STRL("address"), address);
            zend_update_property_long(swoole_server_packet_ce, SW_Z8_OBJ_P(&zobject), ZEND_STRL("port"),
                                      ntohs(packet->socket_addr.addr.inet_v4.sin_port));
        } else if (packet->socket_type == SW_SOCK_UDP6) {
            inet_ntop(AF_INET6, &packet->socket_addr.addr.inet_v6.sin6_addr, address, sizeof(address));
            zend_update_property_string(swoole_server_packet_ce, SW_Z8_OBJ_P(&zobject), ZEND_STRL("address"), address);
            zend_update_property_long(swoole_server_packet_ce, SW_Z8_OBJ_P(&zobject), ZEND_STRL("port"),
                                      ntohs(packet->socket_addr.addr.inet_v6.sin6_port));
        } else if (packet->socket_type == SW_SOCK_UNIX_DGRAM) {
            zend_update_property_string(swoole_server_packet_ce, SW_Z8_OBJ_P(&zobject), ZEND_STRL("address"),
                                        packet->socket_addr.addr.un.sun_path);
        }
        zend_update_property_stringl(swoole_server_packet_ce, SW_Z8_OBJ_P(&zobject), ZEND_STRL("data"), packet->data,
                                     packet->length);
        args[1] = zobject;
        argc = 2;
    } else {
        zval zaddr;
        array_init(&zaddr);
        add_assoc_long(&zaddr, "server_socket", req->info.server_fd);
        add_assoc_double(&zaddr, "dispatch_time", req->info.time);
        Connection *server_sock = serv->get_connection(req->info.server_fd);
        if (server_sock) {
            add_assoc_long(&zaddr, "server_port", server_sock->info.get_port());
        }

        char address[INET6_ADDRSTRLEN];
        if (packet->socket_type == SW_SOCK_UDP) {
            inet_ntop(AF_INET, &packet->socket_addr.addr.inet_v4.sin_addr, address, sizeof(address));
            add_assoc_string(&zaddr, "address", address);
            add_assoc_long(&zaddr, "port", ntohs(packet->socket_addr.addr.inet_v4.sin_port));
        } else if (packet->socket_type == SW_SOCK_UDP6) {
            inet_ntop(AF_INET6, &packet->socket_addr.addr.inet_v6.sin6_addr, address, sizeof(address));
            add_assoc_string(&zaddr, "address", address);
            add_assoc_long(&zaddr, "port", ntohs(packet->socket_addr.addr.inet_v6.sin6_port));
        } else if (packet->socket_type == SW_SOCK_UNIX_DGRAM) {
            add_assoc_string(&zaddr, "address", packet->socket_addr.addr.un.sun_path);
        }

        ZVAL_STRINGL(&args[1], packet->data, packet->length);
        args[2] = zaddr;
        argc = 3;
    }

    zend_fcall_info_cache *fci_cache = php_swoole_server_get_fci_cache(serv, req->info.server_fd,
                                                                       SW_SERVER_CB_onPacket);
    if (UNEXPECTED(!zend::function::call(fci_cache, argc, args, nullptr, serv->enable_coroutine))) {
        php_swoole_error(E_WARNING, "%s->onPipeMessage handler error", SW_Z_OBJCE_NAME_VAL_P(zserv));
    }

    zval_ptr_dtor(&args[1]);
    if (!serv->event_object) {
        zval_ptr_dtor(&args[2]);
    }

    return SW_OK;
}

static sw_inline void php_swoole_create_task_object(zval *ztask, Server *serv, EventData *req, zval *zdata) {
    object_init_ex(ztask, swoole_server_task_ce);
    php_swoole_server_task_set_server(ztask, serv);
    php_swoole_server_task_set_info(ztask, &req->info);

    zend_update_property_long(
        swoole_server_task_ce, SW_Z8_OBJ_P(ztask), ZEND_STRL("worker_id"), (zend_long) req->info.reactor_id);
    zend_update_property_long(swoole_server_task_ce, SW_Z8_OBJ_P(ztask), ZEND_STRL("id"), (zend_long) req->info.fd);
    zend_update_property(swoole_server_task_ce, SW_Z8_OBJ_P(ztask), ZEND_STRL("data"), zdata);
    zend_update_property_double(swoole_server_task_ce, SW_Z8_OBJ_P(ztask), ZEND_STRL("dispatch_time"), req->info.time);
    zend_update_property_long(
        swoole_server_task_ce, SW_Z8_OBJ_P(ztask), ZEND_STRL("flags"), (zend_long) swTask_type(req));
}

static int php_swoole_onTask(Server *serv, EventData *req) {
    sw_atomic_fetch_sub(&serv->gs->tasking_num, 1);

    zval *zserv = (zval *) serv->private_data_2;
    ServerObject *server_object = server_fetch_object(Z_OBJ_P(zserv));
    zval *zdata = php_swoole_task_unpack(req);

    if (zdata == nullptr) {
        return SW_ERR;
    }

    zval retval;
    uint32_t argc;
    zval argv[4];

    if (serv->task_enable_coroutine || serv->task_object) {
        argc = 2;
        argv[0] = *zserv;
        php_swoole_create_task_object(&argv[1], serv, req, zdata);
    } else {
        argc = 4;
        argv[0] = *zserv;
        ZVAL_LONG(&argv[1], (zend_long) req->info.fd);
        ZVAL_LONG(&argv[2], (zend_long) req->info.reactor_id);
        argv[3] = *zdata;
    }

    if (UNEXPECTED(!zend::function::call(server_object->property->callbacks[SW_SERVER_CB_onTask],
                                         argc,
                                         argv,
                                         &retval,
                                         serv->task_enable_coroutine))) {
        php_swoole_error(E_WARNING, "%s->onTask handler error", SW_Z_OBJCE_NAME_VAL_P(zserv));
    }

    if (argc == 2) {
        zval_ptr_dtor(&argv[1]);
    }
    sw_zval_free(zdata);

    if (!ZVAL_IS_NULL(&retval)) {
        php_swoole_task_finish(serv, &retval, req);
        zval_ptr_dtor(&retval);
    }

    return SW_OK;
}

static int php_swoole_onFinish(Server *serv, EventData *req) {
    zval *zserv = (zval *) serv->private_data_2;
    ServerObject *server_object = server_fetch_object(Z_OBJ_P(zserv));

    zval *zdata = php_swoole_task_unpack(req);
    if (zdata == nullptr) {
        return SW_ERR;
    }

    if (swTask_type(req) & SW_TASK_COROUTINE) {
        TaskId task_id = req->info.fd;
        auto task_co_iterator = server_object->property->task_coroutine_map.find(task_id);

        if (task_co_iterator == server_object->property->task_coroutine_map.end()) {
            swoole_error_log(SW_LOG_WARNING, SW_ERROR_TASK_TIMEOUT, "task[%ld] has expired", task_id);
        _fail:
            sw_zval_free(zdata);
            return SW_OK;
        }
        TaskCo *task_co = task_co_iterator->second;
        // Server->taskwait
        if (task_co->list == nullptr) {
            if (task_co->timer) {
                swoole_timer_del(task_co->timer);
            }
            FutureTask *context = &task_co->context;
            PHPCoroutine::resume_m(context, zdata);
            efree(task_co);
            sw_zval_free(zdata);
            server_object->property->task_coroutine_map.erase(task_id);
            return SW_OK;
        }
        // Server->taskCo
        uint32_t i;
        int task_index = -1;
        zval *result = task_co->result;
        for (i = 0; i < task_co->count; i++) {
            if (task_co->list[i] == task_id) {
                task_index = i;
                break;
            }
        }
        if (task_index < 0) {
            php_swoole_fatal_error(E_WARNING, "task[%ld] is invalid", task_id);
            goto _fail;
        }
        (void) add_index_zval(result, task_index, zdata);
        efree(zdata);
        server_object->property->task_coroutine_map.erase(task_id);

        if (php_swoole_array_length(result) == task_co->count) {
            if (task_co->timer) {
                swoole_timer_del(task_co->timer);
                task_co->timer = nullptr;
            }
            FutureTask *context = &task_co->context;
            PHPCoroutine::resume_m(context, result);
            sw_zval_free(result);
            efree(task_co);
        }
        return SW_OK;
    }

    zend_fcall_info_cache *fci_cache = nullptr;
    if (swTask_type(req) & SW_TASK_CALLBACK) {
        auto callback_iterator = server_object->property->task_callbacks.find(req->info.fd);
        if (callback_iterator == server_object->property->task_callbacks.end()) {
            swTask_type(req) = swTask_type(req) & (~SW_TASK_CALLBACK);
        } else {
            fci_cache = &callback_iterator->second;
        }
    } else {
        fci_cache = server_object->property->callbacks[SW_SERVER_CB_onFinish];
    }
    if (UNEXPECTED(fci_cache == nullptr)) {
        sw_zval_free(zdata);
        php_swoole_fatal_error(E_WARNING, "require onFinish callback");
        return SW_ERR;
    }

    zval args[3];
    int argc;
    args[0] = *zserv;

    if (serv->event_object) {
        zval *object = &args[1];
        object_init_ex(object, swoole_server_task_result_ce);
        zend_update_property_long(swoole_server_task_result_ce, SW_Z8_OBJ_P(object), ZEND_STRL("task_id"),
                                  (zend_long) req->info.fd);
        zend_update_property_long(swoole_server_task_result_ce, SW_Z8_OBJ_P(object), ZEND_STRL("task_worker_id"),
                                  (zend_long) req->info.reactor_id);
        zend_update_property_double(swoole_server_task_result_ce, SW_Z8_OBJ_P(object), ZEND_STRL("dispatch_time"),
                                    req->info.time);
        zend_update_property(swoole_server_task_result_ce, SW_Z8_OBJ_P(object), ZEND_STRL("data"), zdata);
        argc = 2;
    } else {
        ZVAL_LONG(&args[1], req->info.fd);
        args[2] = *zdata;
        argc = 3;
    }

    if (UNEXPECTED(!zend::function::call(fci_cache, argc, args, nullptr, serv->enable_coroutine))) {
        php_swoole_error(E_WARNING, "%s->onFinish handler error", SW_Z_OBJCE_NAME_VAL_P(zserv));
    }
    if (swTask_type(req) & SW_TASK_CALLBACK) {
        sw_zend_fci_cache_discard(fci_cache);
        server_object->property->task_callbacks.erase(req->info.fd);
    }
    sw_zval_free(zdata);
    if (serv->event_object) {
        zval_ptr_dtor(&args[1]);
    }

    return SW_OK;
}

static void php_swoole_onStart(Server *serv) {
    serv->lock();
    zval *zserv = (zval *) serv->private_data_2;
    ServerObject *server_object = server_fetch_object(Z_OBJ_P(zserv));
    zend_fcall_info_cache *fci_cache = server_object->property->callbacks[SW_SERVER_CB_onStart];

    zend_update_property_long(swoole_server_ce, SW_Z8_OBJ_P(zserv), ZEND_STRL("master_pid"), serv->gs->master_pid);
    zend_update_property_long(swoole_server_ce, SW_Z8_OBJ_P(zserv), ZEND_STRL("manager_pid"), serv->gs->manager_pid);
    if (UNEXPECTED(!zend::function::call(fci_cache, 1, zserv, nullptr, false))) {
        php_swoole_error(E_WARNING, "%s->onStart handler error", SW_Z_OBJCE_NAME_VAL_P(zserv));
    }
    serv->unlock();
}

static void php_swoole_onManagerStart(Server *serv) {
    zval *zserv = (zval *) serv->private_data_2;
    ServerObject *server_object = server_fetch_object(Z_OBJ_P(zserv));
    zend_fcall_info_cache *fci_cache = server_object->property->callbacks[SW_SERVER_CB_onManagerStart];

    zend_update_property_long(swoole_server_ce, SW_Z8_OBJ_P(zserv), ZEND_STRL("master_pid"), serv->gs->master_pid);
    zend_update_property_long(swoole_server_ce, SW_Z8_OBJ_P(zserv), ZEND_STRL("manager_pid"), serv->gs->manager_pid);

    if (UNEXPECTED(!zend::function::call(fci_cache, 1, zserv, nullptr, false))) {
        php_swoole_error(E_WARNING, "%s->onManagerStart handler error", SW_Z_OBJCE_NAME_VAL_P(zserv));
    }
}

static void php_swoole_onManagerStop(Server *serv) {
    zval *zserv = (zval *) serv->private_data_2;
    ServerObject *server_object = server_fetch_object(Z_OBJ_P(zserv));
    zend_fcall_info_cache *fci_cache = server_object->property->callbacks[SW_SERVER_CB_onManagerStop];

    if (UNEXPECTED(!zend::function::call(fci_cache, 1, zserv, nullptr, false))) {
        php_swoole_error(E_WARNING, "%s->onManagerStop handler error", SW_Z_OBJCE_NAME_VAL_P(zserv));
    }
}

static void php_swoole_onShutdown(Server *serv) {
    serv->lock();
    zval *zserv = (zval *) serv->private_data_2;
    ServerObject *server_object = server_fetch_object(Z_OBJ_P(zserv));
    zend_fcall_info_cache *fci_cache = server_object->property->callbacks[SW_SERVER_CB_onShutdown];

    if (fci_cache != nullptr) {
        if (UNEXPECTED(!zend::function::call(fci_cache, 1, zserv, nullptr, false))) {
            php_swoole_error(E_WARNING, "%s->onShutdown handler error", SW_Z_OBJCE_NAME_VAL_P(zserv));
        }
    }
    serv->unlock();
}

static void php_swoole_onWorkerStart(Server *serv, int worker_id) {
    zval *zserv = (zval *) serv->private_data_2;
    ServerObject *server_object = server_fetch_object(Z_OBJ_P(zserv));
    zend_fcall_info_cache *fci_cache = server_object->property->callbacks[SW_SERVER_CB_onWorkerStart];

    zend_update_property_long(swoole_server_ce, SW_Z8_OBJ_P(zserv), ZEND_STRL("master_pid"), serv->gs->master_pid);
    zend_update_property_long(swoole_server_ce, SW_Z8_OBJ_P(zserv), ZEND_STRL("manager_pid"), serv->gs->manager_pid);
    zend_update_property_long(swoole_server_ce, SW_Z8_OBJ_P(zserv), ZEND_STRL("worker_id"), worker_id);
    zend_update_property_bool(swoole_server_ce, SW_Z8_OBJ_P(zserv), ZEND_STRL("taskworker"), serv->is_task_worker());
    zend_update_property_long(swoole_server_ce, SW_Z8_OBJ_P(zserv), ZEND_STRL("worker_pid"), getpid());

    if (serv->is_task_worker() && !serv->task_enable_coroutine) {
        PHPCoroutine::disable_hook();
    }

    zval args[2];
    args[0] = *zserv;
    ZVAL_LONG(&args[1], worker_id);

    if (SWOOLE_G(enable_library)) {
        zend::function::call("\\Swoole\\Server\\Helper::onWorkerStart", 2, args);
    }

    if (fci_cache) {
        if (UNEXPECTED(!zend::function::call(fci_cache, 2, args, nullptr, serv->is_enable_coroutine()))) {
            php_swoole_error(E_WARNING, "%s->onWorkerStart handler error", SW_Z_OBJCE_NAME_VAL_P(zserv));
        }
    }
}

static void php_swoole_onBeforeReload(Server *serv) {
    zval *zserv = (zval *) serv->private_data_2;
    ServerObject *server_object = server_fetch_object(Z_OBJ_P(zserv));
    zend_fcall_info_cache *fci_cache = server_object->property->callbacks[SW_SERVER_CB_onBeforeReload];

    if (fci_cache) {
        zval args[1];
        args[0] = *zserv;
        if (UNEXPECTED(!zend::function::call(fci_cache, 1, args, nullptr, false))) {
            php_swoole_error(E_WARNING, "%s->onBeforeReload handler error", SW_Z_OBJCE_NAME_VAL_P(zserv));
        }
    }
}

static void php_swoole_onAfterReload(Server *serv) {
    zval *zserv = (zval *) serv->private_data_2;
    ServerObject *server_object = server_fetch_object(Z_OBJ_P(zserv));
    zend_fcall_info_cache *fci_cache = server_object->property->callbacks[SW_SERVER_CB_onAfterReload];

    if (fci_cache) {
        zval args[1];
        args[0] = *zserv;
        if (UNEXPECTED(!zend::function::call(fci_cache, 1, args, nullptr, false))) {
            php_swoole_error(E_WARNING, "%s->onAfterReload handler error", SW_Z_OBJCE_NAME_VAL_P(zserv));
        }
    }
}

static void php_swoole_onWorkerStop(Server *serv, int worker_id) {
    if (SwooleWG.shutdown) {
        return;
    }
    SwooleWG.shutdown = true;

    zval *zserv = (zval *) serv->private_data_2;
    ServerObject *server_object = server_fetch_object(Z_OBJ_P(zserv));
    zend_fcall_info_cache *fci_cache = server_object->property->callbacks[SW_SERVER_CB_onWorkerStop];
    zval args[2];
    args[0] = *zserv;
    ZVAL_LONG(&args[1], worker_id);

    if (SWOOLE_G(enable_library)) {
        zend::function::call("\\Swoole\\Server\\Helper::onWorkerStop", 2, args);
    }

    if (UNEXPECTED(!zend::function::call(fci_cache, 2, args, nullptr, false))) {
        php_swoole_error(E_WARNING, "%s->onWorkerStop handler error", SW_Z_OBJCE_NAME_VAL_P(zserv));
    }
}

static void php_swoole_onWorkerExit(Server *serv, int worker_id) {
    zval *zserv = (zval *) serv->private_data_2;
    ServerObject *server_object = server_fetch_object(Z_OBJ_P(zserv));
    zend_fcall_info_cache *fci_cache = server_object->property->callbacks[SW_SERVER_CB_onWorkerExit];

    zval args[2];
    args[0] = *zserv;
    ZVAL_LONG(&args[1], worker_id);

    if (SWOOLE_G(enable_library)) {
        zend::function::call("\\Swoole\\Server\\Helper::onWorkerExit", 2, args);
    }

    if (fci_cache) {
        if (UNEXPECTED(!zend::function::call(fci_cache, 2, args, nullptr, false))) {
            php_swoole_error(E_WARNING, "%s->onWorkerExit handler error", SW_Z_OBJCE_NAME_VAL_P(zserv));
        }
    }
}

static void php_swoole_onUserWorkerStart(Server *serv, Worker *worker) {
    zval *object = (zval *) worker->ptr;
    zend_update_property_long(swoole_process_ce, SW_Z8_OBJ_P(object), ZEND_STRL("id"), SwooleG.process_id);

    zval *zserv = (zval *) serv->private_data_2;
    zend_update_property_long(swoole_server_ce, SW_Z8_OBJ_P(zserv), ZEND_STRL("master_pid"), serv->gs->master_pid);
    zend_update_property_long(swoole_server_ce, SW_Z8_OBJ_P(zserv), ZEND_STRL("manager_pid"), serv->gs->manager_pid);

    php_swoole_process_start(worker, object);
}

static void php_swoole_onWorkerError(Server *serv, int worker_id, const ExitStatus &exit_status) {
    zval *zserv = (zval *) serv->private_data_2;
    ServerObject *server_object = server_fetch_object(Z_OBJ_P(zserv));
    zend_fcall_info_cache *fci_cache = server_object->property->callbacks[SW_SERVER_CB_onWorkerError];

    zval args[5];
    int argc;
    args[0] = *zserv;

    if (serv->event_object) {
        zval *object = &args[1];
        object_init_ex(object, swoole_server_status_info_ce);
        zend_update_property_long(swoole_server_status_info_ce, SW_Z8_OBJ_P(object), ZEND_STRL("worker_id"), worker_id);
        zend_update_property_long(swoole_server_status_info_ce, SW_Z8_OBJ_P(object), ZEND_STRL("worker_pid"), exit_status.get_pid());
        zend_update_property_long(swoole_server_status_info_ce, SW_Z8_OBJ_P(object), ZEND_STRL("status"), exit_status.get_status());
        zend_update_property_long(swoole_server_status_info_ce, SW_Z8_OBJ_P(object), ZEND_STRL("exit_code"), exit_status.get_code());
        zend_update_property_long(swoole_server_status_info_ce, SW_Z8_OBJ_P(object), ZEND_STRL("signal"), exit_status.get_signal());
        argc = 2;
    } else {
        ZVAL_LONG(&args[1], worker_id);
        ZVAL_LONG(&args[2], exit_status.get_pid());
        ZVAL_LONG(&args[3], exit_status.get_code());
        ZVAL_LONG(&args[4], exit_status.get_signal());
        argc = 5;
    }

    if (UNEXPECTED(!zend::function::call(fci_cache, argc, args, nullptr, false))) {
        php_swoole_error(E_WARNING, "%s->onWorkerError handler error", SW_Z_OBJCE_NAME_VAL_P(zserv));
    }

    if (serv->event_object) {
        zval_ptr_dtor(&args[1]);
    }
}

void php_swoole_onConnect(Server *serv, DataHead *info) {
    zend_fcall_info_cache *fci_cache = php_swoole_server_get_fci_cache(serv, info->server_fd, SW_SERVER_CB_onConnect);
    if (fci_cache) {
        zval *zserv = (zval *) serv->private_data_2;
        zval args[3];
        int argc;
        args[0] = *zserv;

        if (serv->event_object) {
            zval *object = &args[1];
            object_init_ex(object, swoole_server_event_ce);
            zend_update_property_long(swoole_server_event_ce, SW_Z8_OBJ_P(object), ZEND_STRL("fd"),
                                      (zend_long) info->fd);
            zend_update_property_long(swoole_server_event_ce, SW_Z8_OBJ_P(object), ZEND_STRL("reactor_id"),
                                      (zend_long) info->reactor_id);
            zend_update_property_double(swoole_server_event_ce, SW_Z8_OBJ_P(object), ZEND_STRL("dispatch_time"),
                                        info->time);
            argc = 2;
        } else {
            ZVAL_LONG(&args[1], info->fd);
            ZVAL_LONG(&args[2], info->reactor_id);
            argc = 3;
        }

        if (UNEXPECTED(!zend::function::call(fci_cache, argc, args, nullptr, serv->enable_coroutine))) {
            php_swoole_error(E_WARNING, "%s->onConnect handler error", SW_Z_OBJCE_NAME_VAL_P(zserv));
        }

        if (serv->event_object) {
            zval_ptr_dtor(&args[1]);
        }
    }
}

void php_swoole_onClose(Server *serv, DataHead *info) {
    zval *zserv = (zval *) serv->private_data_2;
    ServerObject *server_object = server_fetch_object(Z_OBJ_P(zserv));

    if (serv->enable_coroutine && serv->send_yield) {
        auto _i_coros_list = server_object->property->send_coroutine_map.find(info->fd);
        if (_i_coros_list != server_object->property->send_coroutine_map.end()) {
            auto coros_list = _i_coros_list->second;
            server_object->property->send_coroutine_map.erase(info->fd);
            while (!coros_list->empty()) {
                FutureTask *context = coros_list->front();
                coros_list->pop_front();
                swoole_set_last_error(ECONNRESET);
                zval_ptr_dtor(&context->coro_params);
                ZVAL_NULL(&context->coro_params);
                php_swoole_server_send_resume(serv, context, info->fd);
            }
            delete coros_list;
        }
    }

    zend_fcall_info_cache *fci_cache = php_swoole_server_get_fci_cache(serv, info->server_fd, SW_SERVER_CB_onClose);
    if (fci_cache) {
        zval *zserv = (zval *) serv->private_data_2;
        zval args[3];
        int argc;
        args[0] = *zserv;

        if (serv->event_object) {
            zval *object = &args[1];
            object_init_ex(object, swoole_server_event_ce);
            zend_update_property_long(swoole_server_event_ce, SW_Z8_OBJ_P(object), ZEND_STRL("fd"),
                                      (zend_long) info->fd);
            zend_update_property_long(swoole_server_event_ce, SW_Z8_OBJ_P(object), ZEND_STRL("reactor_id"),
                                      (zend_long) info->reactor_id);
            zend_update_property_double(swoole_server_event_ce, SW_Z8_OBJ_P(object), ZEND_STRL("dispatch_time"),
                                        info->time);
            argc = 2;
        } else {
            ZVAL_LONG(&args[1], info->fd);
            ZVAL_LONG(&args[2], info->reactor_id);
            argc = 3;
        }

        if (UNEXPECTED(!zend::function::call(fci_cache, argc, args, nullptr, serv->enable_coroutine))) {
            php_swoole_error(E_WARNING, "%s->onClose handler error", SW_Z_OBJCE_NAME_VAL_P(zserv));
        }

        if (serv->event_object) {
            zval_ptr_dtor(&args[1]);
        }
    }
}

void php_swoole_onBufferFull(Server *serv, DataHead *info) {
    zval *zserv = (zval *) serv->private_data_2;
    zend_fcall_info_cache *fci_cache =
        php_swoole_server_get_fci_cache(serv, info->server_fd, SW_SERVER_CB_onBufferFull);

    if (fci_cache) {
        zval args[2];

        args[0] = *zserv;
        ZVAL_LONG(&args[1], info->fd);

        if (UNEXPECTED(!zend::function::call(fci_cache, 2, args, nullptr, false))) {
            php_swoole_error(E_WARNING, "%s->onBufferFull handler error", SW_Z_OBJCE_NAME_VAL_P(zserv));
        }
    }
}

static void php_swoole_onSendTimeout(Timer *timer, TimerNode *tnode) {
    FutureTask *context = (FutureTask *) tnode->data;
    zval *zdata = &context->coro_params;
    zval result;

    Server *serv = sw_server();
    ServerObject *server_object = server_fetch_object(Z_OBJ_P((zval *) serv->private_data_2));

    swoole_set_last_error(ETIMEDOUT);
    ZVAL_FALSE(&result);

    SessionId session_id = (long) context->private_data;

    auto _i_coros_list = server_object->property->send_coroutine_map.find(session_id);
    if (_i_coros_list != server_object->property->send_coroutine_map.end()) {
        auto coros_list = _i_coros_list->second;
        coros_list->remove(context);
        // free memory
        if (coros_list->size() == 0) {
            delete coros_list;
            server_object->property->send_coroutine_map.erase(session_id);
        }
    } else {
        swWarn("send coroutine[session#%ld] not exists", session_id);
        return;
    }

    context->private_data = nullptr;

    PHPCoroutine::resume_m(context, &result);
    zval_ptr_dtor(zdata);
    efree(context);
}

static enum swReturn_code php_swoole_server_send_resume(Server *serv, FutureTask *context, SessionId fd) {
    char *data;
    zval *zdata = &context->coro_params;
    zval result;

    if (ZVAL_IS_NULL(zdata)) {
    _fail:
        ZVAL_FALSE(&result);
    } else {
        size_t length = php_swoole_get_send_data(zdata, &data);
        if (length == 0) {
            goto _fail;
        }
        bool ret = serv->send(fd, data, length);
        if (!ret && swoole_get_last_error() == SW_ERROR_OUTPUT_SEND_YIELD && serv->send_yield) {
            return SW_CONTINUE;
        }
        ZVAL_BOOL(&result, ret);
    }

    if (context->timer) {
        swoole_timer_del((TimerNode *) context->timer);
        context->timer = nullptr;
    }

    PHPCoroutine::resume_m(context, &result);
    zval_ptr_dtor(zdata);
    efree(context);
    return SW_READY;
}

void php_swoole_server_send_yield(Server *serv, SessionId session_id, zval *zdata, zval *return_value) {
    ServerObject *server_object = server_fetch_object(Z_OBJ_P((zval *) serv->private_data_2));
    std::list<FutureTask *> *coros_list;
    auto coroutine_iterator = server_object->property->send_coroutine_map.find(session_id);

    if (coroutine_iterator == server_object->property->send_coroutine_map.end()) {
        coros_list = new std::list<FutureTask *>;
        server_object->property->send_coroutine_map[session_id] = coros_list;
    } else {
        coros_list = coroutine_iterator->second;
    }

    FutureTask *context = (FutureTask *) emalloc(sizeof(FutureTask));
    coros_list->push_back(context);
    context->private_data = (void *) session_id;
    if (serv->send_timeout > 0) {
        context->timer = swoole_timer_add((long) (serv->send_timeout * 1000), false, php_swoole_onSendTimeout, context);
    } else {
        context->timer = nullptr;
    }
    context->coro_params = *zdata;
    PHPCoroutine::yield_m(return_value, context);
}

static int php_swoole_server_dispatch_func(Server *serv, Connection *conn, SendData *data) {
    serv->lock();

    zend_fcall_info_cache *fci_cache = (zend_fcall_info_cache *) serv->private_data_3;
    zval args[4];
    zval *zserv = &args[0], *zfd = &args[1], *ztype = &args[2], *zdata = nullptr;
    zval retval;
    zend_long worker_id = -1;

    *zserv = *((zval *) serv->private_data_2);
    ZVAL_LONG(zfd, conn ? conn->session_id : data->info.fd);
    ZVAL_LONG(ztype, (zend_long)(data ? data->info.type : (int) SW_SERVER_EVENT_CLOSE));
    if (data && sw_zend_function_max_num_args(fci_cache->function_handler) > 3) {
        // TODO: reduce memory copy
        zdata = &args[3];
        ZVAL_STRINGL(zdata, data->data, data->info.len > SW_IPC_BUFFER_SIZE ? SW_IPC_BUFFER_SIZE : data->info.len);
    }
    if (UNEXPECTED(sw_zend_call_function_ex(nullptr, fci_cache, zdata ? 4 : 3, args, &retval) != SUCCESS)) {
        php_swoole_error(E_WARNING, "%s->onDispatch handler error", SW_Z_OBJCE_NAME_VAL_P(zserv));
    } else if (!ZVAL_IS_NULL(&retval)) {
        worker_id = zval_get_long(&retval);
        if (worker_id >= (zend_long) serv->worker_num) {
            php_swoole_fatal_error(E_WARNING, "invalid target worker-id[" ZEND_LONG_FMT "]", worker_id);
            worker_id = -1;
        }
        zval_ptr_dtor(&retval);
    }
    if (zdata) {
        zval_ptr_dtor(zdata);
    }

    serv->unlock();

    /* the exception should only be thrown after unlocked */
    if (UNEXPECTED(EG(exception))) {
        zend_exception_error(EG(exception), E_ERROR);
    }

    return worker_id;
}

void php_swoole_onBufferEmpty(Server *serv, DataHead *info) {
    zval *zserv = (zval *) serv->private_data_2;
    ServerObject *server_object = server_fetch_object(Z_OBJ_P(zserv));
    zend_fcall_info_cache *fci_cache;

    if (serv->send_yield) {
        auto _i_coros_list = server_object->property->send_coroutine_map.find(info->fd);
        if (_i_coros_list != server_object->property->send_coroutine_map.end()) {
            auto coros_list = _i_coros_list->second;
            server_object->property->send_coroutine_map.erase(info->fd);
            while (!coros_list->empty()) {
                FutureTask *context = coros_list->front();
                coros_list->pop_front();
                if (php_swoole_server_send_resume(serv, context, info->fd) == SW_CONTINUE) {
                    coros_list->push_back(context);
                    return;
                }
            }
            delete coros_list;
        }
    }

    fci_cache = php_swoole_server_get_fci_cache(serv, info->server_fd, SW_SERVER_CB_onBufferEmpty);
    if (fci_cache) {
        zval args[2];

        args[0] = *zserv;
        ZVAL_LONG(&args[1], info->fd);

        if (UNEXPECTED(!zend::function::call(fci_cache, 2, args, nullptr, false))) {
            php_swoole_error(E_WARNING, "%s->onBufferEmpty handler error", SW_Z_OBJCE_NAME_VAL_P(zserv));
        }
    }
}

static void **php_swoole_server_worker_create_buffers(Server *serv, uint buffer_num) {
    zend_string **buffers = (zend_string **) sw_calloc(buffer_num, sizeof(zend_string *));
    if (buffers == nullptr) {
        swError("malloc for worker input_buffers failed");
    }
    return (void **) buffers;
}

static void php_swoole_server_worker_free_buffers(Server *serv, uint buffer_num, void **buffers) {
    sw_free(buffers);
}

static sw_inline zend_string *php_swoole_server_worker_get_input_buffer(Server *serv, int reactor_id) {
    zend_string **buffers = (zend_string **) serv->worker_input_buffers;
    if (serv->is_base_mode()) {
        return buffers[0];
    } else {
        return buffers[reactor_id];
    }
}

static sw_inline void php_swoole_server_worker_set_buffer(Server *serv, DataHead *info, zend_string *addr) {
    zend_string **buffers = (zend_string **) serv->worker_input_buffers;
    buffers[info->reactor_id] = addr;
}

static void *php_swoole_server_worker_get_buffer(Server *serv, DataHead *info) {
    zend_string *worker_buffer = php_swoole_server_worker_get_input_buffer(serv, info->reactor_id);

    if (worker_buffer == nullptr) {
        worker_buffer = zend_string_alloc(info->len, 0);
        worker_buffer->len = 0;
        php_swoole_server_worker_set_buffer(serv, info, worker_buffer);
    }

    return worker_buffer->val + worker_buffer->len;
}

static size_t php_swoole_server_worker_get_buffer_len(Server *serv, DataHead *info) {
    zend_string *worker_buffer = php_swoole_server_worker_get_input_buffer(serv, info->reactor_id);

    return worker_buffer == nullptr ? 0 : worker_buffer->len;
}

static void php_swoole_server_worker_add_buffer_len(Server *serv, DataHead *info, size_t len) {
    zend_string *worker_buffer = php_swoole_server_worker_get_input_buffer(serv, info->reactor_id);
    worker_buffer->len += len;
}

static void php_swoole_server_worker_move_buffer(Server *serv, PipeBuffer *buffer) {
    zend_string *worker_buffer = php_swoole_server_worker_get_input_buffer(serv, buffer->info.reactor_id);
    memcpy(buffer->data, &worker_buffer, sizeof(worker_buffer));
    worker_buffer->val[worker_buffer->len] = '\0';
    php_swoole_server_worker_set_buffer(serv, &buffer->info, nullptr);
}

static size_t php_swoole_server_worker_get_packet(Server *serv, EventData *req, char **data_ptr) {
    size_t length;
    if (req->info.flags & SW_EVENT_DATA_PTR) {
        PacketPtr *task = (PacketPtr *) req;
        *data_ptr = task->data.str;
        length = task->data.length;
    } else if (req->info.flags & SW_EVENT_DATA_OBJ_PTR) {
        zend_string *worker_buffer;
        memcpy(&worker_buffer, req->data, sizeof(worker_buffer));
        *data_ptr = worker_buffer->val;
        length = worker_buffer->len;
    } else {
        *data_ptr = req->data;
        length = req->info.len;
    }

    return length;
}

static PHP_METHOD(swoole_server, __construct) {
    ServerObject *server_object = server_fetch_object(Z_OBJ_P(ZEND_THIS));
    Server *serv = server_object->serv;
    if (serv) {
        php_swoole_fatal_error(E_ERROR, "Constructor of %s can only be called once", SW_Z_OBJCE_NAME_VAL_P(ZEND_THIS));
    }

    zval *zserv = ZEND_THIS;
    char *host;
    size_t host_len = 0;
    zend_long sock_type = SW_SOCK_TCP;
    zend_long serv_port = 0;
    zend_long serv_mode = Server::MODE_PROCESS;

    // only cli env
    if (!SWOOLE_G(cli)) {
        zend_throw_exception_ex(
            swoole_exception_ce, -1, "%s can only be used in CLI mode", SW_Z_OBJCE_NAME_VAL_P(zserv));
        RETURN_FALSE;
    }

    if (sw_server() != nullptr) {
        zend_throw_exception_ex(
            swoole_exception_ce, -3, "server is running. unable to create %s", SW_Z_OBJCE_NAME_VAL_P(zserv));
        RETURN_FALSE;
    }

    ZEND_PARSE_PARAMETERS_START_EX(ZEND_PARSE_PARAMS_THROW, 1, 4)
    Z_PARAM_STRING(host, host_len)
    Z_PARAM_OPTIONAL
    Z_PARAM_LONG(serv_port)
    Z_PARAM_LONG(serv_mode)
    Z_PARAM_LONG(sock_type)
    ZEND_PARSE_PARAMETERS_END_EX(RETURN_FALSE);

    if (serv_mode != Server::MODE_BASE && serv_mode != Server::MODE_PROCESS) {
        php_swoole_fatal_error(E_ERROR, "invalid $mode parameters %d", (int) serv_mode);
        RETURN_FALSE;
    }

    serv = new Server((enum Server::Mode) serv_mode);
    serv->private_data_2 = sw_zval_dup(zserv);
    server_set_ptr(zserv, serv);

    if (serv_mode == Server::MODE_BASE) {
        serv->reactor_num = 1;
        serv->worker_num = 1;
    }

    /* primary port */
    do {
        if (serv_port == 0 && strcasecmp(host, "SYSTEMD") == 0) {
            if (serv->add_systemd_socket() <= 0) {
                php_swoole_fatal_error(E_ERROR, "failed to add systemd socket");
                RETURN_FALSE;
            }
        } else {
            ListenPort *port = serv->add_port((enum swSocket_type) sock_type, host, serv_port);
            if (!port) {
                zend_throw_exception_ex(swoole_exception_ce,
                                        errno,
                                        "failed to listen server port[%s:" ZEND_LONG_FMT "], Error: %s[%d]",
                                        host,
                                        serv_port,
                                        strerror(errno),
                                        errno);
                RETURN_FALSE;
            }
        }

        for (auto ls : serv->ports) {
            php_swoole_server_add_port(server_object, ls);
        }

        server_object->property->primary_port = (php_swoole_server_port_property *) serv->get_primary_port()->ptr;
    } while (0);

    /* iterator */
    do {
        zval connection_iterator;
        object_init_ex(&connection_iterator, swoole_connection_iterator_ce);

        ConnectionIterator *iterator = php_swoole_connection_iterator_get_ptr(&connection_iterator);
        iterator->serv = serv;

        zend_update_property(swoole_server_ce, SW_Z8_OBJ_P(zserv), ZEND_STRL("connections"), &connection_iterator);
        zval_ptr_dtor(&connection_iterator);
    } while (0);

    /* info */
    zend_update_property_stringl(swoole_server_ce, SW_Z8_OBJ_P(zserv), ZEND_STRL("host"), host, host_len);
    zend_update_property_long(
        swoole_server_ce, SW_Z8_OBJ_P(zserv), ZEND_STRL("port"), (zend_long) serv->get_primary_port()->port);
    zend_update_property_long(swoole_server_ce, SW_Z8_OBJ_P(zserv), ZEND_STRL("mode"), serv_mode);
    zend_update_property_long(swoole_server_ce, SW_Z8_OBJ_P(zserv), ZEND_STRL("type"), sock_type);
}

static PHP_METHOD(swoole_server, __destruct) {}

static PHP_METHOD(swoole_server, set) {
    ServerObject *server_object = server_fetch_object(Z_OBJ_P(ZEND_THIS));
    Server *serv = php_swoole_server_get_and_check_server(ZEND_THIS);
    if (serv->is_started()) {
        php_swoole_fatal_error(
            E_WARNING, "server is running, unable to execute %s->set", SW_Z_OBJCE_NAME_VAL_P(ZEND_THIS));
        RETURN_FALSE;
    }

    zval *zset = nullptr, *ztmp;
    HashTable *vht;

    ZEND_PARSE_PARAMETERS_START(1, 1)
    Z_PARAM_ARRAY(zset)
    ZEND_PARSE_PARAMETERS_END_EX(RETURN_FALSE);

    vht = Z_ARRVAL_P(zset);

    php_swoole_set_global_option(vht);
    php_swoole_set_coroutine_option(vht);
    php_swoole_set_aio_option(vht);

    if (php_swoole_array_get_value(vht, "chroot", ztmp)) {
        serv->chroot_ = zend::String(ztmp).to_std_string();
    }
    if (php_swoole_array_get_value(vht, "user", ztmp)) {
        serv->user_ = zend::String(ztmp).to_std_string();
    }
    if (php_swoole_array_get_value(vht, "group", ztmp)) {
        serv->group_ = zend::String(ztmp).to_std_string();
    }
    if (php_swoole_array_get_value(vht, "daemonize", ztmp)) {
        serv->daemonize = zval_is_true(ztmp);
    }
    if (php_swoole_array_get_value(vht, "pid_file", ztmp)) {
        serv->pid_file = zend::String(ztmp).to_std_string();
    }
    if (php_swoole_array_get_value(vht, "reactor_num", ztmp)) {
        zend_long v = zval_get_long(ztmp);
        serv->reactor_num = SW_MAX(0, SW_MIN(v, UINT16_MAX));
        if (serv->reactor_num == 0) {
            serv->reactor_num = SW_CPU_NUM;
        }
    }
    if (php_swoole_array_get_value(vht, "single_thread", ztmp)) {
        serv->single_thread = zval_is_true(ztmp);
    }
    if (php_swoole_array_get_value(vht, "worker_num", ztmp)) {
        zend_long v = zval_get_long(ztmp);
        serv->worker_num = SW_MAX(0, SW_MIN(v, UINT32_MAX));
        if (serv->worker_num == 0) {
            serv->worker_num = SW_CPU_NUM;
        }
    }
    if (php_swoole_array_get_value(vht, "max_wait_time", ztmp)) {
        zend_long v = zval_get_long(ztmp);
        serv->max_wait_time = SW_MAX(0, SW_MIN(v, UINT32_MAX));
    }
    if (php_swoole_array_get_value(vht, "max_queued_bytes", ztmp)) {
        zend_long v = zval_get_long(ztmp);
        serv->max_queued_bytes = SW_MAX(0, SW_MIN(v, UINT32_MAX));
    }
    if (php_swoole_array_get_value(vht, "enable_coroutine", ztmp)) {
        serv->enable_coroutine = zval_is_true(ztmp);
    } else {
        serv->enable_coroutine = SWOOLE_G(enable_coroutine);
    }
    if (php_swoole_array_get_value(vht, "send_timeout", ztmp)) {
        serv->send_timeout = zval_get_double(ztmp);
    }
    if (php_swoole_array_get_value(vht, "dispatch_mode", ztmp)) {
        zend_long v = zval_get_long(ztmp);
        serv->dispatch_mode = SW_MAX(0, SW_MIN(v, UINT8_MAX));
    }
    if (php_swoole_array_get_value(vht, "send_yield", ztmp)) {
        serv->send_yield = zval_is_true(ztmp);
        if (serv->send_yield &&
            !(serv->dispatch_mode == SW_DISPATCH_FDMOD || serv->dispatch_mode == SW_DISPATCH_IPMOD)) {
            php_swoole_error(E_WARNING, "'send_yield' option can only be set when using dispatch_mode=2/4");
            serv->send_yield = 0;
        }
    }
    if (php_swoole_array_get_value(vht, "dispatch_func", ztmp)) {
        Server::DispatchFunction c_dispatch_func = nullptr;
        while (1) {
            if (Z_TYPE_P(ztmp) == IS_STRING) {
                c_dispatch_func = (Server::DispatchFunction) swoole_get_function(Z_STRVAL_P(ztmp), Z_STRLEN_P(ztmp));
                if (c_dispatch_func) {
                    break;
                }
            }
#ifdef ZTS
            if (serv->is_process_mode() && !serv->single_thread) {
                php_swoole_fatal_error(E_ERROR, "option [dispatch_func] does not support with ZTS");
            }
#endif
            char *func_name = nullptr;
            zend_fcall_info_cache *fci_cache = (zend_fcall_info_cache *) emalloc(sizeof(zend_fcall_info_cache));
            if (!sw_zend_is_callable_ex(ztmp, nullptr, 0, &func_name, nullptr, fci_cache, nullptr)) {
                php_swoole_fatal_error(E_ERROR, "function '%s' is not callable", func_name);
                return;
            }
            efree(func_name);
            sw_zend_fci_cache_persist(fci_cache);
            if (serv->private_data_3) {
                sw_zend_fci_cache_discard((zend_fcall_info_cache *) serv->private_data_3);
                efree(serv->private_data_3);
            }
            serv->private_data_3 = (void *) fci_cache;
            c_dispatch_func = php_swoole_server_dispatch_func;
            break;
        }
        serv->dispatch_func = c_dispatch_func;
    }
    /**
     * for dispatch_mode = 1/3
     */
    if (php_swoole_array_get_value(vht, "discard_timeout_request", ztmp)) {
        serv->discard_timeout_request = zval_is_true(ztmp);
    }
    // onConnect/onClose event
    if (php_swoole_array_get_value(vht, "enable_unsafe_event", ztmp)) {
        serv->enable_unsafe_event = zval_is_true(ztmp);
    }
    // delay receive
    if (php_swoole_array_get_value(vht, "enable_delay_receive", ztmp)) {
        serv->enable_delay_receive = zval_is_true(ztmp);
    }
#if defined(__linux__) and defined(HAVE_REUSEPORT)
    if (php_swoole_array_get_value(vht, "enable_reuse_port", ztmp)) {
        serv->enable_reuse_port = zval_is_true(ztmp);
    }
#endif
    // task use object
    if (php_swoole_array_get_value(vht, "task_use_object", ztmp) ||
            php_swoole_array_get_value(vht, "task_object", ztmp)) {
        serv->task_object = zval_is_true(ztmp);
    }
    if (php_swoole_array_get_value(vht, "event_object", ztmp)) {
        serv->event_object = zval_is_true(ztmp);
        if (serv->event_object) {
            serv->task_object = true;
        }
    }
    // task coroutine
    if (php_swoole_array_get_value(vht, "task_enable_coroutine", ztmp)) {
        serv->task_enable_coroutine = zval_is_true(ztmp);
    }
    // task_worker_num
    if (php_swoole_array_get_value(vht, "task_worker_num", ztmp)) {
        zend_long v = zval_get_long(ztmp);
        serv->task_worker_num = SW_MAX(0, SW_MIN(v, UINT32_MAX));
    }
    // task ipc mode, 1,2,3
    if (php_swoole_array_get_value(vht, "task_ipc_mode", ztmp)) {
        zend_long v = zval_get_long(ztmp);
        serv->task_ipc_mode = SW_MAX(0, SW_MIN(v, UINT8_MAX));
    }
    /**
     * Temporary file directory for task_worker
     */
    if (php_swoole_array_get_value(vht, "task_tmpdir", ztmp)) {
        zend::String str_v(ztmp);
        swoole_set_task_tmpdir(str_v.to_std_string());
    }
    // task_max_request
    if (php_swoole_array_get_value(vht, "task_max_request", ztmp)) {
        zend_long v = zval_get_long(ztmp);
        serv->task_max_request = SW_MAX(0, SW_MIN(v, UINT32_MAX));
        // task_max_request_grace
        if (php_swoole_array_get_value(vht, "task_max_request_grace", ztmp)) {
            zend_long v = zval_get_long(ztmp);
            serv->task_max_request_grace = SW_MAX(0, SW_MIN(v, UINT32_MAX));
        } else if (serv->task_max_request > SW_WORKER_MIN_REQUEST) {
            serv->task_max_request_grace = serv->task_max_request / 2;
        }
    }
    // max_connection
    if (php_swoole_array_get_value(vht, "max_connection", ztmp) || php_swoole_array_get_value(vht, "max_conn", ztmp)) {
        zend_long v = zval_get_long(ztmp);
        serv->set_max_connection(SW_MAX(0, SW_MIN(v, UINT32_MAX)));
    }
    if (php_swoole_array_get_value(vht, "start_session_id", ztmp)) {
        serv->set_start_session_id(zval_get_long(ztmp));
    }
    // heartbeat_check_interval
    if (php_swoole_array_get_value(vht, "heartbeat_check_interval", ztmp)) {
        zend_long v = zval_get_long(ztmp);
        serv->heartbeat_check_interval = SW_MAX(0, SW_MIN(v, UINT16_MAX));
    }
    // heartbeat idle time
    if (php_swoole_array_get_value(vht, "heartbeat_idle_time", ztmp)) {
        zend_long v = zval_get_long(ztmp);
        serv->heartbeat_idle_time = SW_MAX(0, SW_MIN(v, UINT16_MAX));

        if (serv->heartbeat_check_interval > serv->heartbeat_idle_time) {
            php_swoole_fatal_error(E_WARNING, "heartbeat_idle_time must be greater than heartbeat_check_interval");
            serv->heartbeat_check_interval = serv->heartbeat_idle_time / 2;
        }
    } else if (serv->heartbeat_check_interval > 0) {
        serv->heartbeat_idle_time = serv->heartbeat_check_interval * 2;
    }
    // max_request
    if (php_swoole_array_get_value(vht, "max_request", ztmp)) {
        zend_long v = zval_get_long(ztmp);
        serv->max_request = SW_MAX(0, SW_MIN(v, UINT32_MAX));
        // max_request_grace
        if (php_swoole_array_get_value(vht, "max_request_grace", ztmp)) {
            zend_long v = zval_get_long(ztmp);
            serv->max_request_grace = SW_MAX(0, SW_MIN(v, UINT32_MAX));
        } else if (serv->max_request > SW_WORKER_MIN_REQUEST) {
            serv->max_request_grace = serv->max_request / 2;
        }
    }
    // reload async
    if (php_swoole_array_get_value(vht, "reload_async", ztmp)) {
        serv->reload_async = zval_is_true(ztmp);
    }
    // cpu affinity
    if (php_swoole_array_get_value(vht, "open_cpu_affinity", ztmp)) {
        serv->open_cpu_affinity = zval_is_true(ztmp);
    }
    // cpu affinity set
    if (php_swoole_array_get_value(vht, "cpu_affinity_ignore", ztmp)) {
        int ignore_num = zend_hash_num_elements(Z_ARRVAL_P(ztmp));
        if (ignore_num >= SW_CPU_NUM) {
            php_swoole_fatal_error(E_ERROR, "cpu_affinity_ignore num must be less than cpu num (%d)", SW_CPU_NUM);
            RETURN_FALSE;
        }
        int available_num = SW_CPU_NUM - ignore_num;
        int *available_cpu = (int *) sw_malloc(sizeof(int) * available_num);
        if (!available_cpu) {
            php_swoole_fatal_error(E_WARNING, "malloc() failed");
            RETURN_FALSE;
        }
        int flag, i, available_i = 0;

        zval *zval_core = nullptr;
        for (i = 0; i < SW_CPU_NUM; i++) {
            flag = 1;
            SW_HASHTABLE_FOREACH_START(Z_ARRVAL_P(ztmp), zval_core)
            if (i == zval_get_long(zval_core)) {
                flag = 0;
                break;
            }
            SW_HASHTABLE_FOREACH_END();
            if (flag) {
                available_cpu[available_i] = i;
                available_i++;
            }
        }
        serv->cpu_affinity_available_num = available_num;
        if (serv->cpu_affinity_available) {
            sw_free(serv->cpu_affinity_available);
        }
        serv->cpu_affinity_available = available_cpu;
    }
    // parse cookie header
    if (php_swoole_array_get_value(vht, "http_parse_cookie", ztmp)) {
        serv->http_parse_cookie = zval_is_true(ztmp);
    }
    // parse x-www-form-urlencoded form data
    if (php_swoole_array_get_value(vht, "http_parse_post", ztmp)) {
        serv->http_parse_post = zval_is_true(ztmp);
    }
    // parse multipart/form-data file uploads
    if (php_swoole_array_get_value(vht, "http_parse_files", ztmp)) {
        serv->http_parse_files = zval_is_true(ztmp);
    }
#ifdef SW_HAVE_COMPRESSION
    // http content compression
    if (php_swoole_array_get_value(vht, "http_compression", ztmp)) {
        serv->http_compression = zval_is_true(ztmp);
    }
    if (php_swoole_array_get_value(vht, "http_compression_level", ztmp) ||
        php_swoole_array_get_value(vht, "http_gzip_level", ztmp)) {
        zend_long level = zval_get_long(ztmp);
        if (level > UINT8_MAX) {
            level = UINT8_MAX;
        } else if (level < 0) {
            level = 0;
        }
        serv->http_compression_level = level;
    }
    if (php_swoole_array_get_value(vht, "compression_min_length", ztmp)) {
        serv->compression_min_length = zval_get_long(ztmp);
    }
#endif

#ifdef SW_HAVE_ZLIB
    if (php_swoole_array_get_value(vht, "websocket_compression", ztmp)) {
        serv->websocket_compression = zval_is_true(ztmp);
    }
#endif

    // temporary directory for HTTP uploaded file.
    if (php_swoole_array_get_value(vht, "upload_tmp_dir", ztmp)) {
        zend::String str_v(ztmp);
        if (php_swoole_create_dir(str_v.val(), str_v.len()) < 0) {
            php_swoole_fatal_error(E_ERROR, "Unable to create upload_tmp_dir[%s]", str_v.val());
            return;
        }
        serv->upload_tmp_dir = str_v.to_std_string();
    }
    /**
     * http static file handler
     */
    if (php_swoole_array_get_value(vht, "enable_static_handler", ztmp)) {
        serv->enable_static_handler = zval_is_true(ztmp);
    }
    if (php_swoole_array_get_value(vht, "document_root", ztmp)) {
        zend::String str_v(ztmp);
        if (str_v.len() >= PATH_MAX) {
            php_swoole_fatal_error(E_ERROR, "The length of document_root must be less than %d", PATH_MAX);
            return;
        }
        serv->set_document_root(std::string(str_v.val(), str_v.len()));
    }
    if (php_swoole_array_get_value(vht, "http_autoindex", ztmp)) {
        serv->http_autoindex = zval_is_true(ztmp);
    }
    if (php_swoole_array_get_value(vht, "http_index_files", ztmp)) {
        if (ZVAL_IS_ARRAY(ztmp)) {
            zval *_http_index_files;
            SW_HASHTABLE_FOREACH_START(Z_ARRVAL_P(ztmp), _http_index_files)
            zend::String __http_index_files(_http_index_files);
            if (__http_index_files.len() > 0) {
                serv->add_static_handler_index_files(__http_index_files.to_std_string());
            }
            SW_HASHTABLE_FOREACH_END();
        } else {
            php_swoole_fatal_error(E_ERROR, "http_index_files must be array");
            RETURN_FALSE;
        }
    }
    /**
     * [static_handler] locations
     */
    if (php_swoole_array_get_value(vht, "static_handler_locations", ztmp)) {
        if (ZVAL_IS_ARRAY(ztmp)) {
            zval *_location;
            SW_HASHTABLE_FOREACH_START(Z_ARRVAL_P(ztmp), _location)
            zend::String __location(_location);
            if (__location.len() > 0 && __location.val()[0] == '/') {
                serv->add_static_handler_location(__location.to_std_string());
            }
            SW_HASHTABLE_FOREACH_END();
        } else {
            php_swoole_fatal_error(E_ERROR, "static_handler_locations num must be array");
            RETURN_FALSE;
        }
    }
    /**
     * buffer input size
     */
    if (php_swoole_array_get_value(vht, "input_buffer_size", ztmp) ||
        php_swoole_array_get_value(vht, "buffer_input_size", ztmp)) {
        zend_long v = zval_get_long(ztmp);
        serv->input_buffer_size = SW_MAX(0, SW_MIN(v, UINT32_MAX));
    }
    /**
     * buffer output size
     */
    if (php_swoole_array_get_value(vht, "output_buffer_size", ztmp) ||
        php_swoole_array_get_value(vht, "buffer_output_size", ztmp)) {
        zend_long v = zval_get_long(ztmp);
        serv->output_buffer_size = SW_MAX(0, SW_MIN(v, UINT32_MAX));
    }
    // message queue key
    if (php_swoole_array_get_value(vht, "message_queue_key", ztmp)) {
        zend_long v = zval_get_long(ztmp);
        serv->message_queue_key = SW_MAX(0, SW_MIN(v, INT64_MAX));
    }

    if (serv->task_enable_coroutine &&
        (serv->task_ipc_mode == SW_TASK_IPC_MSGQUEUE || serv->task_ipc_mode == SW_TASK_IPC_PREEMPTIVE)) {
        php_swoole_fatal_error(E_ERROR, "cannot use msgqueue when task_enable_coroutine is enable");
        RETURN_FALSE;
    }

    sw_zend_call_method_with_1_params(
        server_object->property->ports.at(0), swoole_server_port_ce, nullptr, "set", nullptr, zset);

    zval *zsetting = sw_zend_read_and_convert_property_array(swoole_server_ce, ZEND_THIS, ZEND_STRL("setting"), 0);
    php_array_merge(Z_ARRVAL_P(zsetting), Z_ARRVAL_P(zset));

    RETURN_TRUE;
}

static PHP_METHOD(swoole_server, on) {
    Server *serv = php_swoole_server_get_and_check_server(ZEND_THIS);
    if (serv->is_started()) {
        php_swoole_fatal_error(E_WARNING, "server is running, unable to register event callback function");
        RETURN_FALSE;
    }

    zval *name;
    zval *cb;

    if (zend_parse_parameters(ZEND_NUM_ARGS(), "zz", &name, &cb) == FAILURE) {
        RETURN_FALSE;
    }

    char *func_name = nullptr;
    zend_fcall_info_cache *fci_cache = (zend_fcall_info_cache *) emalloc(sizeof(zend_fcall_info_cache));
    if (!sw_zend_is_callable_ex(cb, nullptr, 0, &func_name, nullptr, fci_cache, nullptr)) {
        php_swoole_fatal_error(E_ERROR, "function '%s' is not callable", func_name);
        return;
    }
    efree(func_name);

    zend::String _event_name_ori(name);
    zend::String _event_name_tolower(zend_string_tolower(_event_name_ori.get()), false);

    ServerObject *server_object = server_fetch_object(Z_OBJ_P(ZEND_THIS));

    auto i = server_event_map.find(_event_name_tolower.to_std_string());
    if (i == server_event_map.end()) {
        zval *port_object = server_object->property->ports.at(0);
        zval retval;
        efree(fci_cache);
        sw_zend_call_method_with_2_params(port_object, swoole_server_port_ce, nullptr, "on", &retval, name, cb);
        RETURN_BOOL(Z_BVAL_P(&retval));
    } else {
        int event_type = i->second.type;
        std::string property_name = "on" + i->second.name;

        zend_update_property(
            swoole_server_ce, SW_Z8_OBJ_P(ZEND_THIS), property_name.c_str(), property_name.length(), cb);

        if (server_object->property->callbacks[event_type]) {
            efree(server_object->property->callbacks[event_type]);
        }
        server_object->property->callbacks[event_type] = fci_cache;

        RETURN_TRUE;
    }
}

static PHP_METHOD(swoole_server, getCallback) {
    zval *name;

    ZEND_PARSE_PARAMETERS_START(1, 1)
    Z_PARAM_ZVAL(name)
    ZEND_PARSE_PARAMETERS_END_EX(RETURN_FALSE);

    zend::String _event_name_ori(name);
    zend::String _event_name_tolower(zend_string_tolower(_event_name_ori.get()), false);
    auto i = server_event_map.find(_event_name_tolower.to_std_string());
    if (i != server_event_map.end()) {
        std::string property_name = "on" + i->second.name;
        // Notice: we should use Z_OBJCE_P instead of swoole_server_ce, because we need to consider the subclasses.
        zval rv,
            *property = zend_read_property(
                Z_OBJCE_P(ZEND_THIS), SW_Z8_OBJ_P(ZEND_THIS), property_name.c_str(), property_name.length(), 1, &rv);
        if (!ZVAL_IS_NULL(property)) {
            RETURN_ZVAL(property, 1, 0);
        }
    }

    ServerObject *server_object = server_fetch_object(Z_OBJ_P(ZEND_THIS));
    sw_zend_call_method_with_1_params(
        server_object->property->ports.at(0), swoole_server_port_ce, nullptr, "getcallback", return_value, name);
}

static PHP_METHOD(swoole_server, listen) {
    Server *serv = php_swoole_server_get_and_check_server(ZEND_THIS);
    if (serv->is_started()) {
        php_swoole_fatal_error(E_WARNING, "server is running, can't add listener");
        RETURN_FALSE;
    }

    char *host;
    size_t host_len;
    long sock_type;
    long port;

    if (zend_parse_parameters(ZEND_NUM_ARGS(), "sll", &host, &host_len, &port, &sock_type) == FAILURE) {
        RETURN_FALSE;
    }

    ListenPort *ls = serv->add_port((enum swSocket_type) sock_type, host, (int) port);
    if (!ls) {
        RETURN_FALSE;
    }

    ServerObject *server_object = server_fetch_object(Z_OBJ_P(ZEND_THIS));
    zval *port_object = php_swoole_server_add_port(server_object, ls);
    RETURN_ZVAL(port_object, 1, 0);
}

extern Worker *php_swoole_process_get_and_check_worker(zval *zobject);

static PHP_METHOD(swoole_server, addProcess) {
    Server *serv = php_swoole_server_get_and_check_server(ZEND_THIS);
    if (serv->is_started()) {
        php_swoole_fatal_error(E_WARNING, "server is running, can't add process");
        RETURN_FALSE;
    }

    zval *process = nullptr;

    if (zend_parse_parameters(ZEND_NUM_ARGS(), "z", &process) == FAILURE) {
        RETURN_FALSE;
    }

    if (ZVAL_IS_NULL(process)) {
        php_swoole_fatal_error(E_WARNING, "the first parameter can't be empty");
        RETURN_FALSE;
    }

    if (!instanceof_function(Z_OBJCE_P(process), swoole_process_ce)) {
        php_swoole_fatal_error(E_ERROR, "object is not instanceof swoole_process");
        RETURN_FALSE;
    }

    if (serv->onUserWorkerStart == nullptr) {
        serv->onUserWorkerStart = php_swoole_onUserWorkerStart;
    }

    zval *tmp_process = (zval *) emalloc(sizeof(zval));
    memcpy(tmp_process, process, sizeof(zval));
    process = tmp_process;

    ServerObject *server_object = server_fetch_object(Z_OBJ_P(ZEND_THIS));
    server_object->property->user_processes.push_back(process);

    Z_TRY_ADDREF_P(process);

    Worker *worker = php_swoole_process_get_and_check_worker(process);
    worker->ptr = process;

    int id = serv->add_worker(worker);
    if (id < 0) {
        php_swoole_fatal_error(E_WARNING, "Server::add_worker() failed");
        RETURN_FALSE;
    }
    zend_update_property_long(swoole_process_ce, SW_Z8_OBJ_P(process), ZEND_STRL("id"), id);
    RETURN_LONG(id);
}

static inline zend_bool is_websocket_server(zval *zobject) {
    return instanceof_function(Z_OBJCE_P(zobject), swoole_websocket_server_ce);
}

static inline zend_bool is_http_server(zval *zobject) {
    return instanceof_function(Z_OBJCE_P(zobject), swoole_http_server_ce);
}

static PHP_METHOD(swoole_server, start) {
    zval *zserv = ZEND_THIS;
    Server *serv = php_swoole_server_get_and_check_server(zserv);

    if (serv->is_started()) {
        php_swoole_fatal_error(
            E_WARNING, "server is running, unable to execute %s->start()", SW_Z_OBJCE_NAME_VAL_P(zserv));
        RETURN_FALSE;
    }
    if (serv->is_shutdown()) {
        php_swoole_fatal_error(
            E_WARNING, "server have been shutdown, unable to execute %s->start()", SW_Z_OBJCE_NAME_VAL_P(zserv));
        RETURN_FALSE;
    }

    if (SwooleTG.reactor) {
        php_swoole_fatal_error(
            E_WARNING, "eventLoop has already been created, unable to start %s", SW_Z_OBJCE_NAME_VAL_P(zserv));
        RETURN_FALSE;
    }

    php_swoole_server_register_callbacks(serv);

    serv->onReceive = php_swoole_onReceive;

    if (is_websocket_server(zserv) || is_http_server(zserv)) {
        zval *zsetting = sw_zend_read_and_convert_property_array(swoole_server_ce, ZEND_THIS, ZEND_STRL("setting"), 0);
        add_assoc_bool(zsetting, "open_http_protocol", 1);
        add_assoc_bool(zsetting, "open_mqtt_protocol", 0);
        add_assoc_bool(zsetting, "open_eof_check", 0);
        add_assoc_bool(zsetting, "open_length_check", 0);

        enum protocol_flags { SW_HTTP2_PROTOCOL = 1u << 1, SW_WEBSOCKET_PROTOCOL = 1u << 2 };
        uint8_t protocol_flag = 0;
        auto primary_port = serv->get_primary_port();
        if (primary_port->open_http2_protocol) {
            add_assoc_bool(zsetting, "open_http2_protocol", 1);
            protocol_flag |= SW_HTTP2_PROTOCOL;
        }
        if (primary_port->open_websocket_protocol || is_websocket_server(zserv)) {
            add_assoc_bool(zsetting, "open_websocket_protocol", 1);
            protocol_flag |= SW_WEBSOCKET_PROTOCOL;
        }
        primary_port->clear_protocol();
        primary_port->open_http_protocol = 1;
        primary_port->open_http2_protocol = !!(protocol_flag & SW_HTTP2_PROTOCOL);
        primary_port->open_websocket_protocol = !!(protocol_flag & SW_WEBSOCKET_PROTOCOL);
    }

    php_swoole_server_before_start(serv, zserv);

    if (serv->start() < 0) {
        php_swoole_fatal_error(E_ERROR, "failed to start server. Error: %s", sw_error);
    }

    RETURN_TRUE;
}

static PHP_METHOD(swoole_server, send) {
    Server *serv = php_swoole_server_get_and_check_server(ZEND_THIS);
    if (sw_unlikely(!serv->is_started())) {
        php_swoole_fatal_error(E_WARNING, "server is not running");
        RETURN_FALSE;
    }

    zend_long fd;
    zval *zfd;
    zval *zdata;
    zend_long server_socket = -1;

    ZEND_PARSE_PARAMETERS_START(2, 3)
    Z_PARAM_ZVAL(zfd)
    Z_PARAM_ZVAL(zdata)
    Z_PARAM_OPTIONAL
    Z_PARAM_LONG(server_socket)
    ZEND_PARSE_PARAMETERS_END_EX(RETURN_FALSE);

    if (UNEXPECTED(ZVAL_IS_NULL(zfd))) {
        php_swoole_fatal_error(E_WARNING, "fd can not be null");
        RETURN_FALSE;
    }

    char *data;
    size_t length = php_swoole_get_send_data(zdata, &data);

    if (length == 0) {
        php_swoole_fatal_error(E_WARNING, "data is empty");
        RETURN_FALSE;
    }

    // UNIX DGRAM SOCKET
    if (serv->have_dgram_sock && Z_TYPE_P(zfd) == IS_STRING && Z_STRVAL_P(zfd)[0] == '/') {
        network::Socket *sock = server_socket == -1 ? serv->dgram_socket : serv->get_server_socket(server_socket);
        if (sock == nullptr) {
            RETURN_FALSE;
        }
        RETURN_BOOL(sock->sendto(Z_STRVAL_P(zfd), 0, data, length) > 0);
    }

    fd = zval_get_long(zfd);
    if (UNEXPECTED(fd <= 0)) {
        php_swoole_fatal_error(E_WARNING, "invalid fd[" ZEND_LONG_FMT "]", fd);
        RETURN_FALSE;
    }
    bool ret = serv->send(fd, data, length);
    if (!ret && swoole_get_last_error() == SW_ERROR_OUTPUT_SEND_YIELD) {
        zval_add_ref(zdata);
        php_swoole_server_send_yield(serv, fd, zdata, return_value);
    } else {
        RETURN_BOOL(ret);
    }
}

static PHP_METHOD(swoole_server, sendto) {
    Server *serv = php_swoole_server_get_and_check_server(ZEND_THIS);
    if (sw_unlikely(!serv->is_started())) {
        php_swoole_fatal_error(E_WARNING, "server is not running");
        RETURN_FALSE;
    }

    char *addr;
    size_t addr_len;
    zend_long port;
    char *data;
    size_t len;
    zend_long server_socket_fd = -1;
    enum swSocket_type type;

    ZEND_PARSE_PARAMETERS_START(3, 4)
    Z_PARAM_STRING(addr, addr_len)
    Z_PARAM_LONG(port)
    Z_PARAM_STRING(data, len)
    Z_PARAM_OPTIONAL
    Z_PARAM_LONG(server_socket_fd)
    ZEND_PARSE_PARAMETERS_END_EX(RETURN_FALSE);

    if (len == 0) {
        php_swoole_fatal_error(E_WARNING, "data is empty");
        RETURN_FALSE;
    }

    if (addr[0] == '/') {
        type = SW_SOCK_UNIX_DGRAM;
    } else if (strchr(addr, ':')) {
        type = SW_SOCK_UDP6;
    } else {
        type = SW_SOCK_UDP;
    }

    network::Socket *server_socket = nullptr;

    switch (type) {
    case SW_SOCK_UDP:
        if (!serv->udp_socket_ipv4) {
            php_swoole_fatal_error(E_WARNING, "UDP listener has to be added before executing sendto");
            RETURN_FALSE;
        } else {
            server_socket = server_socket_fd < 0 ? serv->udp_socket_ipv4 : serv->get_server_socket(server_socket_fd);
        }
        break;
    case SW_SOCK_UDP6:
        if (!serv->udp_socket_ipv6) {
            php_swoole_fatal_error(E_WARNING, "UDP6 listener has to be added before executing sendto");
            RETURN_FALSE;
        } else {
            server_socket = server_socket_fd < 0 ? serv->udp_socket_ipv6 : serv->get_server_socket(server_socket_fd);
        }
        break;
    case SW_SOCK_UNIX_DGRAM:
        if (!serv->dgram_socket) {
            php_swoole_fatal_error(E_WARNING, "UnixDgram listener has to be added before executing sendto");
            RETURN_FALSE;
        } else {
            server_socket = server_socket_fd < 0 ? serv->dgram_socket : serv->get_server_socket(server_socket_fd);
        }
        break;
    default:
        abort();
        break;
    }
    SW_CHECK_RETURN(server_socket->sendto(addr, port, data, len));
}

static PHP_METHOD(swoole_server, sendfile) {
    Server *serv = php_swoole_server_get_and_check_server(ZEND_THIS);
    if (sw_unlikely(!serv->is_started())) {
        php_swoole_fatal_error(E_WARNING, "server is not running");
        RETURN_FALSE;
    }

    zend_long fd;
    char *filename;
    size_t len;
    zend_long offset = 0;
    zend_long length = 0;

    if (zend_parse_parameters(ZEND_NUM_ARGS(), "ls|ll", &fd, &filename, &len, &offset, &length) == FAILURE) {
        RETURN_FALSE;
    }

    if (serv->is_master()) {
        php_swoole_fatal_error(E_WARNING, "can't sendfile[%s] to the connections in master process", filename);
        RETURN_FALSE;
    }

    RETURN_BOOL(serv->sendfile(fd, filename, len, offset, length));
}

static PHP_METHOD(swoole_server, close) {
    Server *serv = php_swoole_server_get_and_check_server(ZEND_THIS);
    if (sw_unlikely(!serv->is_started())) {
        php_swoole_fatal_error(E_WARNING, "server is not running");
        RETURN_FALSE;
    }
    
    zend_long fd;
    zend_bool reset = false;

    ZEND_PARSE_PARAMETERS_START(1, 2)
    Z_PARAM_LONG(fd)
    Z_PARAM_OPTIONAL
    Z_PARAM_BOOL(reset)
    ZEND_PARSE_PARAMETERS_END_EX(RETURN_FALSE);

    RETURN_BOOL(serv->close(fd, reset));
}

static PHP_METHOD(swoole_server, pause) {
    Server *serv = php_swoole_server_get_and_check_server(ZEND_THIS);
    if (sw_unlikely(!serv->is_started())) {
        php_swoole_fatal_error(E_WARNING, "server is not running");
        RETURN_FALSE;
    }

    zend_long fd;
    if (zend_parse_parameters(ZEND_NUM_ARGS(), "l", &fd) == FAILURE) {
        RETURN_FALSE;
    }
    Connection *conn = serv->get_connection_verify(fd);
    if (!conn) {
        swoole_set_last_error(SW_ERROR_SESSION_NOT_EXIST);
        RETURN_FALSE;
    }
    RETURN_BOOL(serv->feedback(conn, SW_SERVER_EVENT_PAUSE_RECV));
}

static PHP_METHOD(swoole_server, resume) {
    Server *serv = php_swoole_server_get_and_check_server(ZEND_THIS);
    if (sw_unlikely(!serv->is_started())) {
        php_swoole_fatal_error(E_WARNING, "server is not running");
        RETURN_FALSE;
    }

    zend_long fd;
    if (zend_parse_parameters(ZEND_NUM_ARGS(), "l", &fd) == FAILURE) {
        RETURN_FALSE;
    }
    Connection *conn = serv->get_connection_verify(fd);
    if (!conn) {
        swoole_set_last_error(SW_ERROR_SESSION_NOT_EXIST);
        RETURN_FALSE;
    }
    RETURN_BOOL(serv->feedback(conn, SW_SERVER_EVENT_RESUME_RECV));
}

static PHP_METHOD(swoole_server, stats) {
    Server *serv = php_swoole_server_get_and_check_server(ZEND_THIS);
    if (sw_unlikely(!serv->is_started())) {
        php_swoole_fatal_error(E_WARNING, "server is not running");
        RETURN_FALSE;
    }

    array_init(return_value);
    add_assoc_long_ex(return_value, ZEND_STRL("start_time"), serv->gs->start_time);
    add_assoc_long_ex(return_value, ZEND_STRL("connection_num"), serv->gs->connection_num);
    add_assoc_long_ex(return_value, ZEND_STRL("accept_count"), serv->gs->accept_count);
    add_assoc_long_ex(return_value, ZEND_STRL("close_count"), serv->gs->close_count);
    /**
     * reset
     */
    int tasking_num = serv->gs->tasking_num;
    if (tasking_num < 0) {
        tasking_num = serv->gs->tasking_num = 0;
    }

    uint32_t idle_worker_num = 0;
    uint32_t worker_num = serv->worker_num;
    uint32_t task_worker_num = serv->task_worker_num;

    add_assoc_long_ex(return_value, ZEND_STRL("worker_num"), worker_num);
    idle_worker_num = serv->get_idle_worker_num();

    add_assoc_long_ex(return_value, ZEND_STRL("idle_worker_num"), idle_worker_num);
    add_assoc_long_ex(return_value, ZEND_STRL("task_worker_num"), task_worker_num);
    add_assoc_long_ex(return_value, ZEND_STRL("tasking_num"), tasking_num);
    add_assoc_long_ex(return_value, ZEND_STRL("request_count"), serv->gs->request_count);
    add_assoc_long_ex(return_value, ZEND_STRL("dispatch_count"), serv->gs->dispatch_count);

    if (SwooleWG.worker) {
        add_assoc_long_ex(return_value, ZEND_STRL("worker_request_count"), SwooleWG.worker->request_count);
        add_assoc_long_ex(return_value, ZEND_STRL("worker_dispatch_count"), SwooleWG.worker->dispatch_count);
    }

    if (serv->task_ipc_mode > SW_TASK_IPC_UNIXSOCK && serv->gs->task_workers.queue) {
        size_t queue_num = -1;
        size_t queue_bytes = -1;
        if (serv->gs->task_workers.queue->stat(&queue_num, &queue_bytes)) {
            add_assoc_long_ex(return_value, ZEND_STRL("task_queue_num"), queue_num);
            add_assoc_long_ex(return_value, ZEND_STRL("task_queue_bytes"), queue_bytes);
        }
    }

    if (task_worker_num > 0) {
        idle_worker_num = serv->get_idle_task_worker_num();
        add_assoc_long_ex(return_value, ZEND_STRL("task_idle_worker_num"), idle_worker_num);
    }

    add_assoc_long_ex(return_value, ZEND_STRL("coroutine_num"), Coroutine::count());
}

static PHP_METHOD(swoole_server, reload) {
    Server *serv = php_swoole_server_get_and_check_server(ZEND_THIS);
    if (sw_unlikely(!serv->is_started())) {
        php_swoole_fatal_error(E_WARNING, "server is not running");
        RETURN_FALSE;
    }

    zend_bool only_reload_taskworker = 0;

    if (zend_parse_parameters(ZEND_NUM_ARGS(), "|b", &only_reload_taskworker) == FAILURE) {
        RETURN_FALSE;
    }

    int sig = only_reload_taskworker ? SIGUSR2 : SIGUSR1;
    if (swoole_kill(serv->gs->manager_pid, sig) < 0) {
        php_swoole_sys_error(E_WARNING, "failed to send the reload signal");
        RETURN_FALSE;
    }
    RETURN_TRUE;
}

static PHP_METHOD(swoole_server, heartbeat) {
    Server *serv = php_swoole_server_get_and_check_server(ZEND_THIS);
    if (sw_unlikely(!serv->is_started())) {
        php_swoole_fatal_error(E_WARNING, "server is not running");
        RETURN_FALSE;
    }

    zend_bool close_connection = 0;

    if (zend_parse_parameters(ZEND_NUM_ARGS(), "|b", &close_connection) == FAILURE) {
        RETURN_FALSE;
    }

    if (serv->heartbeat_idle_time < 1) {
        RETURN_FALSE;
    }

    array_init(return_value);
    double checktime = microtime() - serv->heartbeat_idle_time;

    serv->foreach_connection([serv, checktime, close_connection, return_value](Connection *conn) {
        swTrace("heartbeat check fd=%d", conn->fd);
        if (conn->protect || conn->last_recv_time == 0 || conn->last_recv_time > checktime) {
            return;
        }
        if (close_connection) {
            conn->close_force = 1;
            serv->close(conn->fd, false);
        }
        add_next_index_long(return_value, conn->session_id);
    });
}

static PHP_METHOD(swoole_server, taskwait) {
    Server *serv = php_swoole_server_get_and_check_server(ZEND_THIS);
    if (sw_unlikely(!serv->is_started())) {
        php_swoole_fatal_error(E_WARNING, "server is not running");
        RETURN_FALSE;
    }

    if (!serv->is_worker()) {
        php_swoole_fatal_error(E_WARNING, "taskwait method can only be used in the worker process");
        RETURN_FALSE;
    }

    EventData buf;
    memset(&buf.info, 0, sizeof(buf.info));

    zval *zdata;
    double timeout = SW_TASKWAIT_TIMEOUT;
    zend_long dst_worker_id = -1;

    if (zend_parse_parameters(ZEND_NUM_ARGS(), "z|dl", &zdata, &timeout, &dst_worker_id) == FAILURE) {
        RETURN_FALSE;
    }

    if (php_swoole_check_task_param(serv, dst_worker_id) < 0) {
        RETURN_FALSE;
    }

    if (php_swoole_task_pack(&buf, zdata) < 0) {
        RETURN_FALSE;
    }

    int _dst_worker_id = (int) dst_worker_id;

    // coroutine
    if (PHPCoroutine::get_cid() >= 0) {
        php_swoole_task_wait_co(serv, &buf, timeout, _dst_worker_id, INTERNAL_FUNCTION_PARAM_PASSTHRU);
        return;
    }

    TaskId task_id = buf.info.fd;

    uint64_t notify;
    EventData *task_result = &(serv->task_result[SwooleG.process_id]);
    sw_memset_zero(task_result, sizeof(*task_result));
    Pipe *pipe = serv->task_notify_pipes.at(SwooleG.process_id).get();
    network::Socket *task_notify_socket = pipe->get_socket(false);

    // clear history task
    while (task_notify_socket->wait_event(0, SW_EVENT_READ) == SW_OK) {
        if (task_notify_socket->read(&notify, sizeof(notify)) <= 0) {
            break;
        }
    }

    sw_atomic_fetch_add(&serv->gs->tasking_num, 1);

    if (serv->gs->task_workers.dispatch_blocking(&buf, &_dst_worker_id) >= 0) {
        while (1) {
            if (task_notify_socket->wait_event((int) (timeout * 1000), SW_EVENT_READ) != SW_OK) {
                break;
            }
            if (pipe->read(&notify, sizeof(notify)) > 0) {
                if (task_result->info.fd != task_id) {
                    continue;
                }
                zval *task_notify_data = php_swoole_task_unpack(task_result);
                if (task_notify_data == nullptr) {
                    RETURN_FALSE;
                } else {
                    RETVAL_ZVAL(task_notify_data, 0, 0);
                    efree(task_notify_data);
                    return;
                }
                break;
            } else {
                php_swoole_sys_error(E_WARNING, "taskwait failed");
                break;
            }
        }
    } else {
        sw_atomic_fetch_sub(&serv->gs->tasking_num, 1);
    }
    RETURN_FALSE;
}

static PHP_METHOD(swoole_server, taskWaitMulti) {
    Server *serv = php_swoole_server_get_and_check_server(ZEND_THIS);
    if (sw_unlikely(!serv->is_started())) {
        php_swoole_fatal_error(E_WARNING, "server is not running");
        RETURN_FALSE;
    }
    if (!serv->is_worker()) {
        php_swoole_fatal_error(E_WARNING, "taskWaitMulti method can only be used in the worker process");
        RETURN_FALSE;
    }

    EventData buf;
    memset(&buf.info, 0, sizeof(buf.info));

    zval *ztasks;
    zval *ztask;
    double timeout = SW_TASKWAIT_TIMEOUT;

    if (zend_parse_parameters(ZEND_NUM_ARGS(), "z|d", &ztasks, &timeout) == FAILURE) {
        RETURN_FALSE;
    }

    array_init(return_value);

    int dst_worker_id;
    int i = 0;
    int n_task = php_swoole_array_length(ztasks);

    if (n_task >= SW_MAX_CONCURRENT_TASK) {
        php_swoole_fatal_error(E_WARNING, "too many concurrent tasks");
        RETURN_FALSE;
    }

    int list_of_id[SW_MAX_CONCURRENT_TASK] = {};

    uint64_t notify;
    EventData *task_result = &(serv->task_result[SwooleG.process_id]);
    sw_memset_zero(task_result, sizeof(*task_result));
    Pipe *pipe = serv->task_notify_pipes.at(SwooleG.process_id).get();
    Worker *worker = serv->get_worker(SwooleG.process_id);

    File fp = swoole::make_tmpfile();
    if (!fp.ready()) {
        RETURN_FALSE;
    }
    std::string file_path = fp.get_path();
    fp.close();

    int *finish_count = (int *) task_result->data;

    worker->lock->lock();
    *finish_count = 0;

    swoole_strlcpy(task_result->data + 4, file_path.c_str(), SW_TASK_TMP_PATH_SIZE);
    worker->lock->unlock();

    // clear history task
    network::Socket *task_notify_socket = pipe->get_socket(false);
    task_notify_socket->set_nonblock();
    while (task_notify_socket->read(&notify, sizeof(notify)) > 0) {}
    task_notify_socket->set_block();

    SW_HASHTABLE_FOREACH_START(Z_ARRVAL_P(ztasks), ztask)
    TaskId task_id = php_swoole_task_pack(&buf, ztask);
    if (task_id < 0) {
        php_swoole_fatal_error(E_WARNING, "task pack failed");
        goto _fail;
    }
    swTask_type(&buf) |= SW_TASK_WAITALL;
    dst_worker_id = -1;
    sw_atomic_fetch_add(&serv->gs->tasking_num, 1);
    if (serv->gs->task_workers.dispatch_blocking(&buf, &dst_worker_id) < 0) {
        php_swoole_sys_error(E_WARNING, "taskwait failed");
        task_id = -1;
    _fail:
        add_index_bool(return_value, i, 0);
        n_task--;
    } else {
        sw_atomic_fetch_sub(&serv->gs->tasking_num, 1);
    }
    list_of_id[i] = task_id;
    i++;
    SW_HASHTABLE_FOREACH_END();

    if (n_task == 0) {
        swoole_set_last_error(SW_ERROR_TASK_DISPATCH_FAIL);
        RETURN_FALSE;
    }

    pipe->set_timeout(timeout);
    double _now = microtime();
    while (n_task > 0) {
        int ret = pipe->read(&notify, sizeof(notify));
        if (ret > 0 && *finish_count < n_task) {
            if (microtime() - _now < timeout) {
                continue;
            }
        }
        break;
    }

    worker->lock->lock();
    auto content = swoole::file_get_contents(file_path);
    worker->lock->unlock();

    if (content.get() == nullptr) {
        RETURN_FALSE;
    }

    EventData *result;
    zval *zdata;
    uint32_t j;

    do {
        result = (EventData *) (content->str + content->offset);
        TaskId task_id = result->info.fd;
        zdata = php_swoole_task_unpack(result);
        if (zdata == nullptr) {
            goto _next;
        }
        for (j = 0; j < php_swoole_array_length(ztasks); j++) {
            if (list_of_id[j] == task_id) {
                break;
            }
        }
        (void) add_index_zval(return_value, j, zdata);
        efree(zdata);
    _next:
        content->offset += sizeof(DataHead) + result->info.len;
    } while (content->offset < 0 || (size_t) content->offset < content->length);
    // delete tmp file
    unlink(file_path.c_str());
}

static PHP_METHOD(swoole_server, taskCo) {
    Server *serv = php_swoole_server_get_and_check_server(ZEND_THIS);
    if (sw_unlikely(!serv->is_started())) {
        php_swoole_fatal_error(E_WARNING, "server is not running");
        RETURN_FALSE;
    }
    if (!serv->is_worker()) {
        php_swoole_fatal_error(E_WARNING, "taskCo method can only be used in the worker process");
        RETURN_FALSE;
    }

    ServerObject *server_object = server_fetch_object(Z_OBJ_P(ZEND_THIS));

    zval *ztasks;
    zval *ztask;
    double timeout = SW_TASKWAIT_TIMEOUT;

    if (zend_parse_parameters(ZEND_NUM_ARGS(), "z|d", &ztasks, &timeout) == FAILURE) {
        RETURN_FALSE;
    }

    int dst_worker_id = -1;
    TaskId task_id;
    int i = 0;
    uint32_t n_task = php_swoole_array_length(ztasks);

    EventData buf;
    memset(&buf.info, 0, sizeof(buf.info));

    if (n_task >= SW_MAX_CONCURRENT_TASK) {
        php_swoole_fatal_error(E_WARNING, "too many concurrent tasks");
        RETURN_FALSE;
    }

    if (php_swoole_check_task_param(serv, dst_worker_id) < 0) {
        RETURN_FALSE;
    }

    int *list = (int *) ecalloc(n_task, sizeof(int));
    if (list == nullptr) {
        RETURN_FALSE;
    }

    TaskCo *task_co = (TaskCo *) emalloc(sizeof(TaskCo));
    if (task_co == nullptr) {
        efree(list);
        RETURN_FALSE;
    }

    task_co->server_object = server_object;

    zval *result = sw_malloc_zval();
    array_init(result);

    SW_HASHTABLE_FOREACH_START(Z_ARRVAL_P(ztasks), ztask)
    task_id = php_swoole_task_pack(&buf, ztask);
    if (task_id < 0) {
        php_swoole_fatal_error(E_WARNING, "failed to pack task");
        goto _fail;
    }
    swTask_type(&buf) |= (SW_TASK_NONBLOCK | SW_TASK_COROUTINE);
    dst_worker_id = -1;
    sw_atomic_fetch_add(&serv->gs->tasking_num, 1);
    if (serv->gs->task_workers.dispatch(&buf, &dst_worker_id) < 0) {
        task_id = -1;
    _fail:
        add_index_bool(result, i, 0);
        n_task--;
        sw_atomic_fetch_sub(&serv->gs->tasking_num, 1);
    } else {
        server_object->property->task_coroutine_map[task_id] = task_co;
    }
    list[i] = task_id;
    i++;
    SW_HASHTABLE_FOREACH_END();

    if (n_task == 0) {
        swoole_set_last_error(SW_ERROR_TASK_DISPATCH_FAIL);
        RETURN_FALSE;
    }

    long ms = (long) (timeout * 1000);

    task_co->result = result;
    task_co->list = list;
    task_co->count = n_task;

    TimerNode *timer = swoole_timer_add(ms, false, php_swoole_task_onTimeout, task_co);
    if (timer) {
        task_co->timer = timer;
    }
    PHPCoroutine::yield_m(return_value, &task_co->context);
}

static PHP_METHOD(swoole_server, task) {
    Server *serv = php_swoole_server_get_and_check_server(ZEND_THIS);
    if (sw_unlikely(!serv->is_started())) {
        php_swoole_fatal_error(E_WARNING, "server is not running");
        RETURN_FALSE;
    }
    ServerObject *server_object = server_fetch_object(Z_OBJ_P(ZEND_THIS));

    zval *zdata;
    zend_long dst_worker_id = -1;
    zend_fcall_info fci = empty_fcall_info;
    zend_fcall_info_cache fci_cache = empty_fcall_info_cache;

    ZEND_PARSE_PARAMETERS_START(1, 3)
    Z_PARAM_ZVAL(zdata)
    Z_PARAM_OPTIONAL
    Z_PARAM_LONG(dst_worker_id)
    Z_PARAM_FUNC_EX(fci, fci_cache, 1, 0)
    ZEND_PARSE_PARAMETERS_END_EX(RETURN_FALSE);

    if (php_swoole_check_task_param(serv, dst_worker_id) < 0) {
        RETURN_FALSE;
    }

    EventData buf;
    memset(&buf.info, 0, sizeof(buf.info));

    if (php_swoole_task_pack(&buf, zdata) < 0) {
        RETURN_FALSE;
    }

    if (!serv->is_worker()) {
        swTask_type(&buf) |= SW_TASK_NOREPLY;
    } else if (fci.size) {
        swTask_type(&buf) |= SW_TASK_CALLBACK;
        sw_zend_fci_cache_persist(&fci_cache);
        server_object->property->task_callbacks[buf.info.fd] = fci_cache;
    }

    swTask_type(&buf) |= SW_TASK_NONBLOCK;

    int _dst_worker_id = (int) dst_worker_id;
    sw_atomic_fetch_add(&serv->gs->tasking_num, 1);

    if (serv->gs->task_workers.dispatch(&buf, &_dst_worker_id) >= 0) {
        RETURN_LONG(buf.info.fd);
    }

    sw_atomic_fetch_sub(&serv->gs->tasking_num, 1);
    RETURN_FALSE;
}

static PHP_METHOD(swoole_server, sendMessage) {
    Server *serv = php_swoole_server_get_and_check_server(ZEND_THIS);
    if (sw_unlikely(!serv->is_started())) {
        php_swoole_fatal_error(E_WARNING, "server is not running");
        RETURN_FALSE;
    }
    if (!serv->onPipeMessage) {
        php_swoole_fatal_error(E_WARNING, "onPipeMessage is null, can't use sendMessage");
        RETURN_FALSE;
    }

    zval *zmessage;
    zend_long worker_id = -1;

    if (zend_parse_parameters(ZEND_NUM_ARGS(), "zl", &zmessage, &worker_id) == FAILURE) {
        RETURN_FALSE;
    }

    if (worker_id == SwooleG.process_id) {
        php_swoole_fatal_error(E_WARNING, "can't send messages to self");
        RETURN_FALSE;
    }
    if (worker_id >= serv->worker_num + serv->task_worker_num) {
        php_swoole_fatal_error(E_WARNING, "worker_id[%d] is invalid", (int) worker_id);
        RETURN_FALSE;
    }

    EventData buf;
    memset(&buf.info, 0, sizeof(buf.info));

    if (php_swoole_task_pack(&buf, zmessage) < 0) {
        RETURN_FALSE;
    }

    buf.info.type = SW_SERVER_EVENT_PIPE_MESSAGE;

    Worker *to_worker = serv->get_worker(worker_id);
    SW_CHECK_RETURN(serv->send_to_worker_from_worker(
        to_worker, &buf, sizeof(buf.info) + buf.info.len, SW_PIPE_MASTER | SW_PIPE_NONBLOCK));
}

static PHP_METHOD(swoole_server, finish) {
    Server *serv = php_swoole_server_get_and_check_server(ZEND_THIS);
    if (sw_unlikely(!serv->is_started())) {
        php_swoole_fatal_error(E_WARNING, "server is not running");
        RETURN_FALSE;
    }
    if (sw_unlikely(serv->task_enable_coroutine)) {
        php_swoole_fatal_error(E_ERROR,
                               "please use %s->finish instead when task_enable_coroutine is enable",
                               ZSTR_VAL(swoole_server_task_ce->name));
        RETURN_FALSE;
    }

    zval *zdata;

    ZEND_PARSE_PARAMETERS_START(1, 1)
    Z_PARAM_ZVAL(zdata)
    ZEND_PARSE_PARAMETERS_END_EX(RETURN_FALSE);

    SW_CHECK_RETURN(php_swoole_task_finish(serv, zdata, nullptr));
}

static PHP_METHOD(swoole_server_task, finish) {
    Server *serv = php_swoole_server_task_get_server(ZEND_THIS);
    if (sw_unlikely(!serv->is_started())) {
        php_swoole_fatal_error(E_WARNING, "server is not running");
        RETURN_FALSE;
    }

    zval *zdata;

    ZEND_PARSE_PARAMETERS_START(1, 1)
    Z_PARAM_ZVAL(zdata)
    ZEND_PARSE_PARAMETERS_END_EX(RETURN_FALSE);

    DataHead *info = php_swoole_server_task_get_info(ZEND_THIS);
    SW_CHECK_RETURN(php_swoole_task_finish(serv, zdata, (EventData *) info));
}

static PHP_METHOD(swoole_server_task, pack) {
    EventData buf;
    memset(&buf.info, 0, sizeof(buf.info));

    zval *zdata;

    ZEND_PARSE_PARAMETERS_START(1, 1)
    Z_PARAM_ZVAL(zdata)
    ZEND_PARSE_PARAMETERS_END_EX(RETURN_FALSE);

    if (php_swoole_task_pack(&buf, zdata) < 0) {
        RETURN_FALSE;
    }
    swTask_type(&buf) |= (SW_TASK_NONBLOCK | SW_TASK_NOREPLY);

    RETURN_STRINGL((char *) &buf, sizeof(buf.info) + buf.info.len);
}

static PHP_METHOD(swoole_server, bind) {
    Server *serv = php_swoole_server_get_and_check_server(ZEND_THIS);
    if (sw_unlikely(!serv->is_started())) {
        php_swoole_fatal_error(E_WARNING, "server is not running");
        RETURN_FALSE;
    }

    zend_long fd = 0;
    zend_long uid = 0;

    if (zend_parse_parameters(ZEND_NUM_ARGS(), "ll", &fd, &uid) == FAILURE) {
        RETURN_FALSE;
    }

    if (uid > UINT32_MAX || uid < INT32_MIN) {
        php_swoole_fatal_error(E_WARNING, "uid can not be greater than %u or less than %d", UINT32_MAX, INT32_MIN);
        RETURN_FALSE;
    }

    Connection *conn = serv->get_connection_verify(fd);
    if (conn == nullptr) {
        RETURN_FALSE;
    }

    sw_spinlock(&conn->lock);
    if (conn->uid != 0) {
        RETVAL_FALSE;
    } else {
        conn->uid = (uint32_t) uid;
        RETVAL_TRUE;
    }
    sw_spinlock_release(&conn->lock);
}

#ifdef SWOOLE_SOCKETS_SUPPORT
static PHP_METHOD(swoole_server, getSocket) {
    Server *serv = php_swoole_server_get_and_check_server(ZEND_THIS);

    zend_long port = 0;

    if (zend_parse_parameters(ZEND_NUM_ARGS(), "|l", &port) == FAILURE) {
        RETURN_FALSE;
    }

    ListenPort *lp = serv->get_port(port);
    php_socket *socket_object = php_swoole_convert_to_socket(lp->socket->fd);

    if (!socket_object) {
        RETURN_FALSE;
    }
    SW_ZVAL_SOCKET(return_value, socket_object);
    zval *zsocket = sw_zval_dup(return_value);
    Z_TRY_ADDREF_P(zsocket);
}
#endif

static PHP_METHOD(swoole_server, getClientInfo) {
    Server *serv = php_swoole_server_get_and_check_server(ZEND_THIS);
    if (sw_unlikely(!serv->is_started())) {
        php_swoole_fatal_error(E_WARNING, "server is not running");
        RETURN_FALSE;
    }

    zend_long fd;
    zend_long reactor_id = -1;
    zend_bool dont_check_connection = 0;

    if (zend_parse_parameters(ZEND_NUM_ARGS(), "l|lb", &fd, &reactor_id, &dont_check_connection) == FAILURE) {
        RETURN_FALSE;
    }

    Connection *conn = serv->get_connection_verify(fd);
    if (!conn) {
        RETURN_FALSE;
    }
    // connection is closed
    if (conn->active == 0 && !dont_check_connection) {
        RETURN_FALSE;
    } else {
        array_init(return_value);

        if (conn->uid > 0 || serv->dispatch_mode == SW_DISPATCH_UIDMOD) {
            add_assoc_long(return_value, "uid", conn->uid);
        }

        ListenPort *port = serv->get_port_by_fd(conn->fd);
        if (port && port->open_websocket_protocol) {
            add_assoc_long(return_value, "websocket_status", conn->websocket_status);
        }

#ifdef SW_USE_OPENSSL
        if (conn->ssl_client_cert && conn->ssl_client_cert_pid == SwooleG.pid) {
            add_assoc_stringl(
                return_value, "ssl_client_cert", conn->ssl_client_cert->str, conn->ssl_client_cert->length);
        }
#endif
        // server socket
        Connection *from_sock = serv->get_connection(conn->server_fd);
        if (from_sock) {
            add_assoc_long(return_value, "server_port", from_sock->info.get_port());
        }
        add_assoc_long(return_value, "server_fd", conn->server_fd);
        add_assoc_long(return_value, "socket_fd", conn->fd);
        add_assoc_long(return_value, "socket_type", conn->socket_type);
        add_assoc_long(return_value, "remote_port", conn->info.get_port());
        add_assoc_string(return_value, "remote_ip", (char * ) conn->info.get_ip());
        add_assoc_long(return_value, "reactor_id", conn->reactor_id);
        add_assoc_long(return_value, "connect_time", conn->connect_time);
        add_assoc_long(return_value, "last_time", (int ) conn->last_recv_time);
        add_assoc_double(return_value, "last_recv_time", conn->last_recv_time);
        add_assoc_double(return_value, "last_send_time", conn->last_send_time);
        add_assoc_double(return_value, "last_dispatch_time", conn->last_dispatch_time);
        add_assoc_long(return_value, "close_errno", conn->close_errno);
        add_assoc_long(return_value, "recv_queued_bytes", conn->recv_queued_bytes);
        add_assoc_long(return_value, "send_queued_bytes", conn->send_queued_bytes);
    }
}

static PHP_METHOD(swoole_server, getClientList) {
    Server *serv = php_swoole_server_get_and_check_server(ZEND_THIS);
    if (sw_unlikely(!serv->is_started())) {
        php_swoole_fatal_error(E_WARNING, "server is not running");
        RETURN_FALSE;
    }

    zend_long start_session_id = 0;
    zend_long find_count = 10;

    if (zend_parse_parameters(ZEND_NUM_ARGS(), "|ll", &start_session_id, &find_count) == FAILURE) {
        RETURN_FALSE;
    }

    // exceeded the maximum number of searches
    if (find_count > SW_MAX_FIND_COUNT) {
        php_swoole_fatal_error(E_WARNING, "swoole connection list max_find_count=%d", SW_MAX_FIND_COUNT);
        RETURN_FALSE;
    }

    // copy it out to avoid being overwritten by other processes
    int serv_max_fd = serv->get_maxfd();
    int start_fd;

    if (start_session_id == 0) {
        start_fd = serv->get_minfd();
    } else {
        Connection *conn = serv->get_connection_verify(start_session_id);
        if (!serv->is_valid_connection(conn)) {
            RETURN_FALSE;
        }
        start_fd = conn->fd;
    }

    if ((int) start_fd >= serv_max_fd) {
        RETURN_FALSE;
    }

    array_init(return_value);
    int fd = start_fd + 1;
    Connection *conn;

    for (; fd <= serv_max_fd; fd++) {
        swTrace("maxfd=%d, fd=%d, find_count=%ld, start_fd=%ld", serv_max_fd, fd, find_count, start_session_id);
        conn = serv->get_connection(fd);

        if (serv->is_valid_connection(conn)) {
#ifdef SW_USE_OPENSSL
            if (conn->ssl && !conn->ssl_ready) {
                continue;
            }
#endif
            add_next_index_long(return_value, conn->session_id);
            find_count--;
        }
        // finish fetch
        if (find_count <= 0) {
            break;
        }
    }
}

static PHP_METHOD(swoole_server, sendwait) {
    Server *serv = php_swoole_server_get_and_check_server(ZEND_THIS);
    if (sw_unlikely(!serv->is_started())) {
        php_swoole_fatal_error(E_WARNING, "server is not running");
        RETURN_FALSE;
    }

    zend_long fd;
    zval *zdata;

    if (zend_parse_parameters(ZEND_NUM_ARGS(), "lz", &fd, &zdata) == FAILURE) {
        RETURN_FALSE;
    }

    char *data;
    size_t length = php_swoole_get_send_data(zdata, &data);

    if (length == 0) {
        php_swoole_fatal_error(E_WARNING, "data is empty");
        RETURN_FALSE;
    }

    if (serv->is_process_mode() || serv->is_task_worker()) {
        php_swoole_fatal_error(E_WARNING, "can't sendwait");
        RETURN_FALSE;
    }

    RETURN_BOOL(serv->sendwait(fd, data, length));
}

static PHP_METHOD(swoole_server, exists) {
    Server *serv = php_swoole_server_get_and_check_server(ZEND_THIS);
    if (sw_unlikely(!serv->is_started())) {
        php_swoole_fatal_error(E_WARNING, "server is not running");
        RETURN_FALSE;
    }

    zend_long session_id;

    ZEND_PARSE_PARAMETERS_START(1, 1)
    Z_PARAM_LONG(session_id)
    ZEND_PARSE_PARAMETERS_END_EX(RETURN_FALSE);

    Connection *conn = serv->get_connection_verify(session_id);
    if (!conn || conn->closed) {
        RETURN_FALSE;
    } else {
        RETURN_TRUE;
    }
}

static PHP_METHOD(swoole_server, protect) {
    Server *serv = php_swoole_server_get_and_check_server(ZEND_THIS);
    if (sw_unlikely(!serv->is_started())) {
        php_swoole_fatal_error(E_WARNING, "server is not running");
        RETURN_FALSE;
    }

    zend_long session_id;
    zend_bool value = 1;

    if (zend_parse_parameters(ZEND_NUM_ARGS(), "l|b", &session_id, &value) == FAILURE) {
        RETURN_FALSE;
    }

    Connection *conn = serv->get_connection_verify(session_id);
    if (!conn || conn->closed) {
        RETURN_FALSE;
    } else {
        conn->protect = value;
        RETURN_TRUE;
    }
}

static PHP_METHOD(swoole_server, getWorkerId) {
    Server *serv = php_swoole_server_get_and_check_server(ZEND_THIS);
    if (!serv->is_worker()) {
        RETURN_FALSE;
    } else {
        RETURN_LONG(SwooleG.process_id);
    }
}

static PHP_METHOD(swoole_server, getWorkerStatus) {
    Server *serv = php_swoole_server_get_and_check_server(ZEND_THIS);
    if (sw_unlikely(!serv->is_started())) {
        php_swoole_fatal_error(E_WARNING, "server is not running");
        RETURN_FALSE;
    }

    zend_long worker_id = -1;
    if (zend_parse_parameters(ZEND_NUM_ARGS(), "|l", &worker_id) == FAILURE) {
        RETURN_FALSE;
    }

    Worker *worker;
    if (worker_id == -1) {
        worker = SwooleWG.worker;
    } else {
        worker = serv->get_worker(worker_id);
    }

    if (!worker) {
        RETURN_FALSE;
    } else {
        RETURN_LONG(worker->status);
    }
}

static PHP_METHOD(swoole_server, getWorkerPid) {
    Server *serv = php_swoole_server_get_and_check_server(ZEND_THIS);
    if (!serv->is_worker()) {
        zend_long worker_id = -1;
        if (zend_parse_parameters(ZEND_NUM_ARGS(), "l", &worker_id) == FAILURE) {
            RETURN_FALSE;
        }
        if (worker_id < 0) {
            RETURN_FALSE;
        }
        RETURN_LONG(serv->get_worker(worker_id)->pid);
    } else {
        RETURN_LONG(SwooleG.pid);
    }
}

static PHP_METHOD(swoole_server, getManagerPid) {
    Server *serv = php_swoole_server_get_and_check_server(ZEND_THIS);
    RETURN_LONG(serv->gs->manager_pid);
}

static PHP_METHOD(swoole_server, getMasterPid) {
    Server *serv = php_swoole_server_get_and_check_server(ZEND_THIS);
    RETURN_LONG(serv->gs->master_pid);
}

static PHP_METHOD(swoole_server, shutdown) {
    Server *serv = php_swoole_server_get_and_check_server(ZEND_THIS);
    if (sw_unlikely(!serv->is_started())) {
        php_swoole_fatal_error(E_WARNING, "server is not running");
        RETURN_FALSE;
    }

    if (swoole_kill(serv->gs->master_pid, SIGTERM) < 0) {
        php_swoole_sys_error(E_WARNING, "failed to shutdown. swKill(%d, SIGTERM) failed", serv->gs->master_pid);
        RETURN_FALSE;
    } else {
        RETURN_TRUE;
    }
}

static PHP_METHOD(swoole_server, stop) {
    Server *serv = php_swoole_server_get_and_check_server(ZEND_THIS);
    if (sw_unlikely(!serv->is_started())) {
        php_swoole_fatal_error(E_WARNING, "server is not running");
        RETURN_FALSE;
    }

    zend_bool wait_reactor = 0;
    long worker_id = SwooleG.process_id;
    if (zend_parse_parameters(ZEND_NUM_ARGS(), "|lb", &worker_id, &wait_reactor) == FAILURE) {
        RETURN_FALSE;
    }

    if (worker_id == SwooleG.process_id && wait_reactor == 0) {
        if (SwooleTG.reactor != nullptr) {
            SwooleTG.reactor->defer(
                [](void *data) {
                    Reactor *reactor = (Reactor *) data;
                    reactor->running = false;
                },
                SwooleTG.reactor);
        }
        serv->running = false;
    } else {
        Worker *worker = serv->get_worker(worker_id);
        if (worker == nullptr) {
            RETURN_FALSE;
        } else if (swoole_kill(worker->pid, SIGTERM) < 0) {
            php_swoole_sys_error(E_WARNING, "swKill(%d, SIGTERM) failed", worker->pid);
            RETURN_FALSE;
        }
    }
    RETURN_TRUE;
}

// swoole_connection_iterator

static PHP_METHOD(swoole_connection_iterator, __construct) {
    php_swoole_fatal_error(E_ERROR, "please use the Swoole\\Server->connections");
    return;
}

static PHP_METHOD(swoole_connection_iterator, rewind) {
    ConnectionIterator *iterator = php_swoole_connection_iterator_get_and_check_ptr(ZEND_THIS);
    iterator->index = 0;
    iterator->current_fd = iterator->serv->get_minfd();
}

static PHP_METHOD(swoole_connection_iterator, valid) {
    ConnectionIterator *iterator = php_swoole_connection_iterator_get_and_check_ptr(ZEND_THIS);
    int fd = iterator->current_fd;
    Connection *conn;

    int max_fd = iterator->serv->get_maxfd();

    for (; fd <= max_fd; fd++) {
        conn = iterator->serv->get_connection(fd);

        if (conn->active && !conn->closed) {
#ifdef SW_USE_OPENSSL
            if (conn->ssl && !conn->ssl_ready) {
                continue;
            }
#endif
            if (iterator->port &&
                (iterator->port->socket_fd < 0 || conn->server_fd != iterator->port->socket_fd)) {
                continue;
            }
            iterator->session_id = conn->session_id;
            iterator->current_fd = fd;
            iterator->index++;
            RETURN_TRUE;
        }
    }

    RETURN_FALSE;
}

static PHP_METHOD(swoole_connection_iterator, current) {
    ConnectionIterator *iterator = php_swoole_connection_iterator_get_and_check_ptr(ZEND_THIS);
    RETURN_LONG(iterator->session_id);
}

static PHP_METHOD(swoole_connection_iterator, next) {
    ConnectionIterator *iterator = php_swoole_connection_iterator_get_and_check_ptr(ZEND_THIS);
    iterator->current_fd++;
}

static PHP_METHOD(swoole_connection_iterator, key) {
    ConnectionIterator *iterator = php_swoole_connection_iterator_get_and_check_ptr(ZEND_THIS);
    RETURN_LONG(iterator->index);
}

static PHP_METHOD(swoole_connection_iterator, count) {
    ConnectionIterator *iterator = php_swoole_connection_iterator_get_and_check_ptr(ZEND_THIS);
    if (iterator->port) {
        RETURN_LONG(*iterator->port->connection_num);
    } else {
        RETURN_LONG(iterator->serv->gs->connection_num);
    }
}

static PHP_METHOD(swoole_connection_iterator, offsetExists) {
    ConnectionIterator *iterator = php_swoole_connection_iterator_get_and_check_ptr(ZEND_THIS);
    zval *zserv = (zval *) iterator->serv->private_data_2;
    zval *zfd;
    zval retval;
    if (zend_parse_parameters(ZEND_NUM_ARGS(), "z", &zfd) == FAILURE) {
        RETURN_FALSE;
    }
    sw_zend_call_method_with_1_params(zserv, swoole_server_ce, nullptr, "exists", &retval, zfd);
    RETVAL_BOOL(Z_BVAL_P(&retval));
}

static PHP_METHOD(swoole_connection_iterator, offsetGet) {
    ConnectionIterator *iterator = php_swoole_connection_iterator_get_and_check_ptr(ZEND_THIS);
    zval *zserv = (zval *) iterator->serv->private_data_2;
    zval *zfd;
    zval retval;
    if (zend_parse_parameters(ZEND_NUM_ARGS(), "z", &zfd) == FAILURE) {
        RETURN_FALSE;
    }
    sw_zend_call_method_with_1_params(zserv, swoole_server_ce, nullptr, "getClientInfo", &retval, zfd);
    RETVAL_ZVAL(&retval, 0, 0);
}

static PHP_METHOD(swoole_connection_iterator, offsetSet) {}
static PHP_METHOD(swoole_connection_iterator, offsetUnset) {}
static PHP_METHOD(swoole_connection_iterator, __destruct) {}
