/* SPDX-License-Identifier: MPL-2.0 */ #ifndef __ZMQ_REAPER_HPP_INCLUDED__ #define __ZMQ_REAPER_HPP_INCLUDED__ #include "object.hpp" #include "mailbox.hpp" #include "poller.hpp" #include "i_poll_events.hpp" namespace zmq { class ctx_t; class socket_base_t; class reaper_t ZMQ_FINAL : public object_t, public i_poll_events { public: reaper_t (zmq::ctx_t *ctx_, uint32_t tid_); ~reaper_t (); mailbox_t *get_mailbox (); void start (); void stop (); // i_poll_events implementation. void in_event (); void out_event (); void timer_event (int id_); private: // Command handlers. void process_stop (); void process_reap (zmq::socket_base_t *socket_); void process_reaped (); // Reaper thread accesses incoming commands via this mailbox. mailbox_t _mailbox; // Handle associated with mailbox' file descriptor. poller_t::handle_t _mailbox_handle; // I/O multiplexing is performed using a poller object. poller_t *_poller; // Number of sockets being reaped at the moment. int _sockets; // If true, we were already asked to terminate. bool _terminating; #ifdef HAVE_FORK // the process that created this context. Used to detect forking. pid_t _pid; #endif ZMQ_NON_COPYABLE_NOR_MOVABLE (reaper_t) }; } #endif