Method OpenCnnect

adapter/micro_thread/mt_connection.cpp:206–241

}

int TcpKeepConn::OpenCnnect()
{
    if (!_action || !_msg_buff) {
        MTLOG_ERROR("conn not set action %p, or msg %p, error", _action, _msg_buff);
        return -100;
    }

    int err = 0;
    mt_hook_syscall(connect);
    int ret = ff_hook_connect(_osfd, (struct sockaddr*)_action->GetMsgDstAddr(), sizeof(struct sockaddr_in));
    if (ret < 0)
    {
        err = errno;
        if (err == EISCONN)
        {
            return 0;
        }
        else
        {
            if ((err == EINPROGRESS) || (err == EALREADY) || (err == EINTR))
            {
                MTLOG_DEBUG("Open connect not ok, maybe first try, sock %d, errno %d", _osfd, err);
                return -1;
            }
            else
            {
                MTLOG_ERROR("Open connect not ok, sock %d, errno %d", _osfd, err);
                return -2;
            }
        }
    }
    else
    {
        return 0;
    }
}

int TcpKeepConn::CreateSocket()
{