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/* -*- c++ -*- */
/*
* Copyright 2006 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 this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#ifndef INCLUDED_MB_PORT_H
#define INCLUDED_MB_PORT_H
#include <mb_common.h>
/*!
* \brief Abstract port characteristics
*/
class mb_port : boost::noncopyable
{
public:
//! port classification
enum port_type_t {
EXTERNAL, //< Externally visible
RELAY, //< Externally visible but really connected to a sub-component
INTERNAL //< Visible to self only
};
private:
std::string d_port_name;
pmt_t d_port_symbol; // the port_name as a pmt symbol
pmt_t d_protocol_class;
bool d_conjugated;
port_type_t d_port_type;
protected:
mb_mblock *d_mblock; // mblock we're defined in
// protected constructor
mb_port(mb_mblock *mblock,
const std::string &port_name,
const std::string &protocol_class_name,
bool conjugated,
mb_port::port_type_t port_type);
mb_mblock *mblock() const { return d_mblock; }
public:
std::string port_name() const { return d_port_name; }
pmt_t port_symbol() const { return d_port_symbol; }
pmt_t protocol_class() const { return d_protocol_class; }
bool conjugated() const { return d_conjugated; }
port_type_t port_type() const { return d_port_type; }
pmt_t incoming_message_set() const;
pmt_t outgoing_message_set() const;
virtual ~mb_port();
/*!
* \brief send a message
*
* \param signal the event name
* \param data optional data
* \param metadata optional metadata
* \param priority the urgency at which the message is sent
*/
virtual void
send(pmt_t signal,
pmt_t data = PMT_F,
pmt_t metadata = PMT_F,
mb_pri_t priority = MB_PRI_DEFAULT) = 0;
/*
* \brief Invalidate any cached peer resolutions
* \implementation
*/
virtual void invalidate_cache() = 0;
};
#endif /* INCLUDED_MB_PORT_H */
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