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flightgear/src/Network/native_ctrls.hxx

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C++

// native_ctrls.hxx -- FGFS "Native" controls I/O class
//
// Written by Curtis Olson, started July 2001.
//
// Copyright (C) 2001 Curtis L. Olson - http://www.flightgear.org/~curt
//
// This program 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 2 of the
// License, or (at your option) any later version.
//
// This program 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.
//
// $Id$
#ifndef _FG_NATIVE_CTRLS_HXX
#define _FG_NATIVE_CTRLS_HXX
#include <simgear/compiler.h>
#include <string>
#include "protocol.hxx"
#include "net_ctrls.hxx"
#if FG_HAVE_DDS
#include "DDS/dds_ctrls.h"
#else
using FG_DDS_Ctrls = FGNetCtrls;
#endif
using std::string;
class FGNativeCtrls : public FGProtocol {
union {
FG_DDS_Ctrls dds;
FGNetCtrls net;
} ctrls;
public:
FGNativeCtrls() = default;
~FGNativeCtrls() = default;
// open hailing frequencies
bool open();
// process work for this port
bool process();
// close the channel
bool close();
};
// Helper functions which may be useful outside this class
// Populate the FGNetCtrls/FG_DDS_Ctrls structure from the property tree.
template<typename T>
void FGProps2Ctrls( T *net, bool honor_freezes, bool net_byte_order );
// Update the property tree from the FGNetCtrls/FG_DDS_Ctrls structure.
template<typename T>
void FGCtrls2Props( T *net, bool honor_freezes, bool net_byte_order );
#endif // _FG_NATIVE_CTRLS_HXX