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/* -*- c++ -*- */
/*
* Copyright 2012-2013 Free Software Foundation, Inc.
*
* This file is part of GNU Radio
*
* GNU Radio 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.
*
* GNU Radio 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 GNU Radio; see the file COPYING. If not, write to
* the Free Software Foundation, Inc., 51 Franklin Street,
* Boston, MA 02110-1301, USA.
*/
#ifndef INCLUDED_GR_MESSAGE_STROBE_H
#define INCLUDED_GR_MESSAGE_STROBE_H
#include <gnuradio/blocks/api.h>
#include <gnuradio/block.h>
namespace gr {
namespace blocks {
/*!
* \brief Send message at defined interval
* \ingroup message_tools_blk
*
* \details
* Takes a PMT message and sends it out every \p period_ms
* milliseconds. Useful for testing/debugging the message system.
*/
class BLOCKS_API message_strobe : virtual public block
{
public:
// gr::blocks::message_strobe::sptr
typedef boost::shared_ptr<message_strobe> sptr;
/*!
* Make a message stobe block to send message \p msg every \p
* period_ms milliseconds.
*
* \param msg The message to send as a PMT.
* \param period_ms the time period in milliseconds in which to
* send \p msg.
*/
static sptr make(pmt::pmt_t msg, long period_ms);
/*!
* Reset the message being sent.
* \param msg The message to send as a PMT.
*/
virtual void set_msg(pmt::pmt_t msg) = 0;
/*!
* Get the value of the message being sent.
*/
virtual pmt::pmt_t msg() const = 0;
/*!
* Reset the sending interval.
* \param period_ms the time period in milliseconds.
*/
virtual void set_period(long period_ms) = 0;
/*!
* Get the time interval of the strobe.
*/
virtual long period() const = 0;
};
} /* namespace blocks */
} /* namespace gr */
#endif /* INCLUDED_GR_MESSAGE_STROBE_H */
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