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/* -*- c++ -*- */
/*
* Copyright 2013,2014 Free Software Foundation, Inc.
*
* This file is part of GNU Radio.
*
* This is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 3, or (at your option)
* any later version.
*
* This software is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this software; see the file COPYING. If not, write to
* the Free Software Foundation, Inc., 51 Franklin Street,
* Boston, MA 02110-1301, USA.
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include "pub_msg_sink_impl.h"
#include "tag_headers.h"
#include <gnuradio/io_signature.h>
namespace gr {
namespace zeromq {
pub_msg_sink::sptr pub_msg_sink::make(char* address, int timeout)
{
return gnuradio::get_initial_sptr(new pub_msg_sink_impl(address, timeout));
}
pub_msg_sink_impl::pub_msg_sink_impl(char* address, int timeout)
: gr::block("pub_msg_sink",
gr::io_signature::make(0, 0, 0),
gr::io_signature::make(0, 0, 0)),
d_timeout(timeout)
{
int major, minor, patch;
zmq::version(&major, &minor, &patch);
if (major < 3) {
d_timeout = timeout * 1000;
}
d_context = new zmq::context_t(1);
d_socket = new zmq::socket_t(*d_context, ZMQ_PUB);
int time = 0;
d_socket->setsockopt(ZMQ_LINGER, &time, sizeof(time));
d_socket->bind(address);
message_port_register_in(pmt::mp("in"));
set_msg_handler(pmt::mp("in"), boost::bind(&pub_msg_sink_impl::handler, this, _1));
}
pub_msg_sink_impl::~pub_msg_sink_impl()
{
d_socket->close();
delete d_socket;
delete d_context;
}
void pub_msg_sink_impl::handler(pmt::pmt_t msg)
{
std::stringbuf sb("");
pmt::serialize(msg, sb);
std::string s = sb.str();
zmq::message_t zmsg(s.size());
memcpy(zmsg.data(), s.c_str(), s.size());
d_socket->send(zmsg);
}
} /* namespace zeromq */
} /* namespace gr */
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