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/* -*- c++ -*- */
/*
* Copyright 2009,2013 Free Software Foundation, Inc.
*
* This file is part of GNU Radio
*
* SPDX-License-Identifier: GPL-3.0-or-later
*
*/
#ifndef INCLUDED_MSG_PASSING_H
#define INCLUDED_MSG_PASSING_H
/*!
* \brief Include this header to use the message passing features
*/
#include <gnuradio/api.h>
#include <gnuradio/messages/msg_accepter.h>
#include <pmt/pmt.h>
namespace gr {
namespace messages {
/*!
* \brief send message to msg_accepter
*
* \param accepter is the target of the send.
* \param which_port A pmt symbol describing the port by name.
* \param msg is the message to send. It's usually a pmt tuple.
*
* Sending a message is an asynchronous operation. The \p send
* call will not wait for the message either to arrive at the
* destination or to be received.
*
* \returns msg
*/
static inline pmt::pmt_t
send(msg_accepter_sptr accepter, const pmt::pmt_t& which_port, const pmt::pmt_t& msg)
{
accepter->post(which_port, msg);
return msg;
}
/*!
* \brief send message to msg_accepter
*
* \param accepter is the target of the send.
* \param which_port A pmt symbol describing the port by name.
* \param msg is the message to send. It's usually a pmt tuple.
*
* Sending a message is an asynchronous operation. The \p send
* call will not wait for the message either to arrive at the
* destination or to be received.
*
* \returns msg
*/
static inline pmt::pmt_t
send(msg_accepter* accepter, const pmt::pmt_t& which_port, const pmt::pmt_t& msg)
{
accepter->post(which_port, msg);
return msg;
}
/*!
* \brief send message to msg_accepter
*
* \param accepter is the target of the send.
* \param which_port A pmt symbol describing the port by name.
* \param msg is the message to send. It's usually a pmt tuple.
*
* Sending a message is an asynchronous operation. The \p send
* call will not wait for the message either to arrive at the
* destination or to be received.
*
* \returns msg
*/
static inline pmt::pmt_t
send(msg_accepter& accepter, const pmt::pmt_t& which_port, const pmt::pmt_t& msg)
{
accepter.post(which_port, msg);
return msg;
}
/*!
* \brief send message to msg_accepter
*
* \param accepter is the target of the send.
* aprecond: pmt::is_msg_accepter(accepter)
* \param which_port A pmt symbol describing the port by name.
* \param msg is the message to send. It's usually a pmt tuple.
*
* Sending a message is an asynchronous operation. The \p send
* call will not wait for the message either to arrive at the
* destination or to be received.
*
* \returns msg
*/
static inline pmt::pmt_t
send(pmt::pmt_t accepter, const pmt::pmt_t& which_port, const pmt::pmt_t& msg)
{
return send(pmt::msg_accepter_ref(accepter), which_port, msg);
}
} /* namespace messages */
} /* namespace gr */
#endif /* INCLUDED_MSG_PASSING_H */
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