mirror of
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146 lines
3.8 KiB
C++
146 lines
3.8 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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#include "precompiled.hpp"
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#include "macros.hpp"
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#include "dealer.hpp"
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#include "err.hpp"
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#include "msg.hpp"
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zmq::dealer_t::dealer_t (class ctx_t *parent_, uint32_t tid_, int sid_) :
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socket_base_t (parent_, tid_, sid_), _probe_router (false)
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{
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options.type = ZMQ_DEALER;
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options.can_send_hello_msg = true;
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options.can_recv_hiccup_msg = true;
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}
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zmq::dealer_t::~dealer_t ()
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{
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}
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void zmq::dealer_t::xattach_pipe (pipe_t *pipe_,
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bool subscribe_to_all_,
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bool locally_initiated_)
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{
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LIBZMQ_UNUSED (subscribe_to_all_);
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LIBZMQ_UNUSED (locally_initiated_);
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zmq_assert (pipe_);
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if (_probe_router) {
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msg_t probe_msg;
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int rc = probe_msg.init ();
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errno_assert (rc == 0);
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rc = pipe_->write (&probe_msg);
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// zmq_assert (rc) is not applicable here, since it is not a bug.
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LIBZMQ_UNUSED (rc);
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pipe_->flush ();
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rc = probe_msg.close ();
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errno_assert (rc == 0);
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}
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_fq.attach (pipe_);
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_lb.attach (pipe_);
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}
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int zmq::dealer_t::xsetsockopt (int option_,
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const void *optval_,
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size_t optvallen_)
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{
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const bool is_int = (optvallen_ == sizeof (int));
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int value = 0;
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if (is_int)
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memcpy (&value, optval_, sizeof (int));
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switch (option_) {
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case ZMQ_PROBE_ROUTER:
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if (is_int && value >= 0) {
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_probe_router = (value != 0);
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return 0;
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}
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break;
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default:
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break;
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}
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errno = EINVAL;
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return -1;
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}
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int zmq::dealer_t::xsend (msg_t *msg_)
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{
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return sendpipe (msg_, NULL);
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}
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int zmq::dealer_t::xrecv (msg_t *msg_)
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{
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return recvpipe (msg_, NULL);
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}
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bool zmq::dealer_t::xhas_in ()
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{
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return _fq.has_in ();
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}
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bool zmq::dealer_t::xhas_out ()
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{
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return _lb.has_out ();
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}
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void zmq::dealer_t::xread_activated (pipe_t *pipe_)
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{
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_fq.activated (pipe_);
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}
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void zmq::dealer_t::xwrite_activated (pipe_t *pipe_)
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{
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_lb.activated (pipe_);
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}
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void zmq::dealer_t::xpipe_terminated (pipe_t *pipe_)
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{
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_fq.pipe_terminated (pipe_);
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_lb.pipe_terminated (pipe_);
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}
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int zmq::dealer_t::sendpipe (msg_t *msg_, pipe_t **pipe_)
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{
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return _lb.sendpipe (msg_, pipe_);
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}
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int zmq::dealer_t::recvpipe (msg_t *msg_, pipe_t **pipe_)
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{
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return _fq.recvpipe (msg_, pipe_);
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}
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