GNU Radio 3.5.3.1 C++ API
ppio.h
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/* -*- c++ -*- */
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/*
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* Copyright 2001,2003 Free Software Foundation, Inc.
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*
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* This file is part of GNU Radio
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*
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* GNU Radio is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 3, or (at your option)
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* any later version.
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*
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* GNU Radio is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with GNU Radio; see the file COPYING. If not, write to
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* the Free Software Foundation, Inc., 51 Franklin Street,
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* Boston, MA 02110-1301, USA.
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*/
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#ifndef INCLUDED_PPIO_H
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#define INCLUDED_PPIO_H
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#include <
gr_core_api.h
>
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#include <boost/shared_ptr.hpp>
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class
ppio
;
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typedef
boost::shared_ptr<ppio>
ppio_sptr
;
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/*!
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* \brief abstract class that provides low level access to parallel port bits
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* \ingroup hardware
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*/
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class
GR_CORE_API
ppio
{
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public
:
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ppio
() {}
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virtual
~
ppio
();
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virtual
void
write_data (
unsigned
char
v) = 0;
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virtual
unsigned
char
read_data () = 0;
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virtual
void
write_control (
unsigned
char
v) = 0;
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virtual
unsigned
char
read_control () = 0;
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virtual
unsigned
char
read_status () = 0;
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virtual
void
lock () = 0;
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virtual
void
unlock () = 0;
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};
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/*!
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* \brief Factory method.
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*
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* Split out from class to make life easier for SWIG
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*/
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GR_CORE_API
ppio_sptr
make_ppio
(
int
which_pp);
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#endif
/* INCLUDED_PPIO_H */
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gnuradio-core
src
lib
io
ppio.h
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