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https://github.com/zeromq/libzmq.git
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de7fc1fcf8
avoids unnecessary heap allocations, races on the number of items
115 lines
4.6 KiB
C
115 lines
4.6 KiB
C
/*
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Copyright (c) 2007-2016 Contributors as noted in the AUTHORS file
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This file is part of libzmq, the ZeroMQ core engine in C++.
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libzmq is free software; you can redistribute it and/or modify it under
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the terms of the GNU Lesser General Public License (LGPL) as published
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by the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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As a special exception, the Contributors give you permission to link
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this library with independent modules to produce an executable,
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regardless of the license terms of these independent modules, and to
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copy and distribute the resulting executable under terms of your choice,
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provided that you also meet, for each linked independent module, the
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terms and conditions of the license of that module. An independent
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module is a module which is not derived from or based on this library.
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If you modify this library, you must extend this exception to your
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version of the library.
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libzmq is distributed in the hope that it will be useful, but WITHOUT
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ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
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License for more details.
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You should have received a copy of the GNU Lesser General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef __ZMQ_DRAFT_H_INCLUDED__
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#define __ZMQ_DRAFT_H_INCLUDED__
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/******************************************************************************/
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/* These functions are DRAFT and disabled in stable releases, and subject to */
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/* change at ANY time until declared stable. */
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/******************************************************************************/
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#ifndef ZMQ_BUILD_DRAFT_API
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/* DRAFT Socket types. */
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#define ZMQ_SERVER 12
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#define ZMQ_CLIENT 13
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#define ZMQ_RADIO 14
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#define ZMQ_DISH 15
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#define ZMQ_GATHER 16
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#define ZMQ_SCATTER 17
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#define ZMQ_DGRAM 18
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/* DRAFT Socket methods. */
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int zmq_join (void *s, const char *group);
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int zmq_leave (void *s, const char *group);
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/* DRAFT Msg methods. */
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int zmq_msg_set_routing_id(zmq_msg_t *msg, uint32_t routing_id);
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uint32_t zmq_msg_routing_id(zmq_msg_t *msg);
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int zmq_msg_set_group(zmq_msg_t *msg, const char *group);
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const char *zmq_msg_group(zmq_msg_t *msg);
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/******************************************************************************/
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/* Poller polling on sockets,fd and thread-safe sockets */
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/******************************************************************************/
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#define ZMQ_HAVE_POLLER
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typedef struct zmq_poller_event_t
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{
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void *socket;
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#if defined _WIN32
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SOCKET fd;
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#else
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int fd;
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#endif
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void *user_data;
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short events;
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} zmq_poller_event_t;
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void *zmq_poller_new (void);
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int zmq_poller_destroy (void **poller_p);
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int zmq_poller_add (void *poller, void *socket, void *user_data, short events);
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int zmq_poller_modify (void *poller, void *socket, short events);
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int zmq_poller_remove (void *poller, void *socket);
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int zmq_poller_wait (void *poller, zmq_poller_event_t *event, long timeout);
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int zmq_poller_wait_all (void *poller, zmq_poller_event_t *events, int n_events, long timeout);
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#if defined _WIN32
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int zmq_poller_add_fd (void *poller, SOCKET fd, void *user_data, short events);
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int zmq_poller_modify_fd (void *poller, SOCKET fd, short events);
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int zmq_poller_remove_fd (void *poller, SOCKET fd);
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#else
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int zmq_poller_add_fd (void *poller, int fd, void *user_data, short events);
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int zmq_poller_modify_fd (void *poller, int fd, short events);
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int zmq_poller_remove_fd (void *poller, int fd);
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#endif
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/******************************************************************************/
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/* Scheduling timers */
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/******************************************************************************/
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#define ZMQ_HAVE_TIMERS
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typedef void (zmq_timer_fn)(int timer_id, void *arg);
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void *zmq_timers_new (void);
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int zmq_timers_destroy (void **timers_p);
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int zmq_timers_add (void *timers, size_t interval, zmq_timer_fn handler, void *arg);
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int zmq_timers_cancel (void *timers, int timer_id);
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int zmq_timers_set_interval (void *timers, int timer_id, size_t interval);
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int zmq_timers_reset (void *timers, int timer_id);
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long zmq_timers_timeout (void *timers);
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int zmq_timers_execute (void *timers);
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#endif // ZMQ_BUILD_DRAFT_API
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#endif //ifndef __ZMQ_DRAFT_H_INCLUDED__
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