114 lines
2.8 KiB
C++
114 lines
2.8 KiB
C++
// protocol.hxx -- High level protocal class
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//
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// Written by Curtis Olson, started November 1999.
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//
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// Copyright (C) 1999 Curtis L. Olson - curt@flightgear.org
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//
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// This program is free software; you can redistribute it and/or
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// modify it under the terms of the GNU General Public License as
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// published by the Free Software Foundation; either version 2 of the
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// License, or (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful, but
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// WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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// 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 this program; if not, write to the Free Software
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// Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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//
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// $Id$
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#ifndef _PROTOCOL_HXX
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#define _PROTOCOL_HXX
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#include <simgear/compiler.h>
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#include STL_STRING
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#include <vector>
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FG_USING_STD(string);
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FG_USING_STD(vector);
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#define FG_MAX_MSG_SIZE 16384
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// forward declaration
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class SGIOChannel;
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class FGProtocol {
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private:
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double hz;
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int count_down;
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SGProtocolDir dir;
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// string protocol_str;
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// char buf[FG_MAX_MSG_SIZE];
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// int length;
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bool enabled;
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SGIOChannel *io;
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public:
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FGProtocol();
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virtual ~FGProtocol();
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virtual bool open();
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virtual bool process();
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virtual bool close();
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inline SGProtocolDir get_direction() const { return dir; }
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inline void set_direction( const string& d ) {
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if ( d == "in" ) {
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dir = SG_IO_IN;
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} else if ( d == "out" ) {
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dir = SG_IO_OUT;
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} else if ( d == "bi" ) {
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dir = SG_IO_BI;
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} else {
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dir = SG_IO_NONE;
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}
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}
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inline double get_hz() const { return hz; }
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inline void set_hz( double t ) { hz = t; }
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inline int get_count_down() const { return count_down; }
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inline void set_count_down( int c ) { count_down = c; }
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inline void dec_count_down( int c ) { count_down -= c; }
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virtual bool gen_message();
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virtual bool parse_message();
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// inline string get_protocol() const { return protocol_str; }
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// inline void set_protocol( const string& str ) { protocol_str = str; }
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// inline char *get_buf() { return buf; }
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// inline int get_length() const { return length; }
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// inline void set_length( int l ) { length = l; }
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inline bool is_enabled() const { return enabled; }
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inline void set_enabled( const bool b ) { enabled = b; }
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inline SGIOChannel *get_io_channel() const { return io; }
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inline void set_io_channel( SGIOChannel *c ) { io = c; }
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};
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typedef vector < FGProtocol * > io_container;
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typedef io_container::iterator io_iterator;
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typedef io_container::const_iterator const_io_iterator;
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#endif // _PROTOCOL_HXX
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