//
// Written by Curtis Olson, started November 1999.
//
-// Copyright (C) 1999 Curtis L. Olson - curt@flightgear.org
+// Copyright (C) 1999 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
//
// 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., 675 Mass Ave, Cambridge, MA 02139, USA.
+// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
//
// $Id$
+#ifdef HAVE_CONFIG_H
+# include "config.h"
+#endif
#include <simgear/compiler.h>
-#include <stdlib.h> // atoi()
+#include <cstdlib> // atoi()
-#include STL_STRING
+#include <string>
+#include <algorithm>
#include <simgear/debug/logstream.hxx>
#include <simgear/io/iochannel.hxx>
#include <simgear/io/sg_socket_udp.hxx>
#include <simgear/math/sg_types.hxx>
#include <simgear/timing/timestamp.hxx>
+#include <simgear/misc/strutils.hxx>
#include <Network/protocol.hxx>
+#include <Network/ATC-Main.hxx>
#include <Network/atlas.hxx>
+#include <Network/AV400.hxx>
+#include <Network/AV400Sim.hxx>
#include <Network/garmin.hxx>
#include <Network/httpd.hxx>
+#ifdef FG_JPEG_SERVER
+# include <Network/jpg-httpd.hxx>
+#endif
#include <Network/joyclient.hxx>
+#include <Network/jsclient.hxx>
#include <Network/native.hxx>
#include <Network/native_ctrls.hxx>
#include <Network/native_fdm.hxx>
+#include <Network/native_gui.hxx>
+#include <Network/opengc.hxx>
#include <Network/nmea.hxx>
#include <Network/props.hxx>
#include <Network/pve.hxx>
#include <Network/ray.hxx>
#include <Network/rul.hxx>
+#include <Network/generic.hxx>
+#include <Network/multiplay.hxx>
+#ifdef FG_HAVE_HLA
+#include <Network/HLA/hla.hxx>
+#endif
#include "globals.hxx"
+#include "fg_io.hxx"
-SG_USING_STD(string);
+using std::atoi;
+using std::string;
-// define the global I/O channel list
-io_container global_io_list;
+FGIO::FGIO()
+{
+}
-// configure a port based on the config string
-static FGProtocol *parse_port_config( const string& config )
-{
- bool short_circuit = false;
- string::size_type begin, end;
- begin = 0;
+FGIO::~FGIO()
+{
+
+}
+
+
+// configure a port based on the config string
+FGProtocol*
+FGIO::parse_port_config( const string& config )
+{
SG_LOG( SG_IO, SG_INFO, "Parse I/O channel request: " << config );
- // determine protocol
- end = config.find(",", begin);
- if ( end == string::npos ) {
- return NULL; // dummy
+ string_list tokens = simgear::strutils::split( config, "," );
+ if (tokens.empty())
+ {
+ SG_LOG( SG_IO, SG_ALERT,
+ "Port configuration error: empty config string" );
+ return 0;
}
-
- string protocol = config.substr(begin, end - begin);
- begin = end + 1;
- SG_LOG( SG_IO, SG_INFO, " protocol = " << protocol );
- FGProtocol *io;
- if ( protocol == "atlas" ) {
- FGAtlas *atlas = new FGAtlas;
- io = atlas;
- } else if ( protocol == "garmin" ) {
- FGGarmin *garmin = new FGGarmin;
- io = garmin;
- } else if ( protocol == "httpd" ) {
- // determine port
- string port = config.substr(begin);
- FGHttpd *httpd = new FGHttpd( atoi(port.c_str()) );
- io = httpd;
- short_circuit = true;
- } else if ( protocol == "joyclient" ) {
- FGJoyClient *joyclient = new FGJoyClient;
- io = joyclient;
- } else if ( protocol == "native" ) {
- FGNative *native = new FGNative;
- io = native;
- } else if ( protocol == "native_ctrls" ) {
- FGNativeCtrls *native_ctrls = new FGNativeCtrls;
- io = native_ctrls;
- } else if ( protocol == "native_fdm" ) {
- FGNativeFDM *native_fdm = new FGNativeFDM;
- io = native_fdm;
- } else if ( protocol == "nmea" ) {
- FGNMEA *nmea = new FGNMEA;
- io = nmea;
- } else if ( protocol == "props" ) {
- FGProps *props = new FGProps;
- io = props;
- } else if ( protocol == "pve" ) {
- FGPVE *pve = new FGPVE;
- io = pve;
- } else if ( protocol == "ray" ) {
- FGRAY *ray = new FGRAY;
- io = ray;
- } else if ( protocol == "rul" ) {
- FGRUL *rul = new FGRUL;
- io = rul;
- } else {
- return NULL;
- }
+ string protocol = tokens[0];
+ SG_LOG( SG_IO, SG_INFO, " protocol = " << protocol );
- if ( ! short_circuit ) {
- // determine medium
- end = config.find(",", begin);
- if ( end == string::npos ) {
- return NULL; // dummy
- }
-
- string medium = config.substr(begin, end - begin);
- begin = end + 1;
- SG_LOG( SG_IO, SG_INFO, " medium = " << medium );
-
- // determine direction
- end = config.find(",", begin);
- if ( end == string::npos ) {
- return NULL; // dummy
- }
-
- string direction = config.substr(begin, end - begin);
- begin = end + 1;
- io->set_direction( direction );
- SG_LOG( SG_IO, SG_INFO, " direction = " << direction );
-
- // determine hertz
- end = config.find(",", begin);
- if ( end == string::npos ) {
- return NULL; // dummy
- }
-
- string hertz_str = config.substr(begin, end - begin);
- begin = end + 1;
- double hertz = atof( hertz_str.c_str() );
- io->set_hz( hertz );
- SG_LOG( SG_IO, SG_INFO, " hertz = " << hertz );
-
- if ( medium == "serial" ) {
- // device name
- end = config.find(",", begin);
- if ( end == string::npos ) {
+ FGProtocol *io = 0;
+
+ try
+ {
+ if ( protocol == "atcsim" ) {
+ FGATCMain *atcsim = new FGATCMain;
+ atcsim->set_hz( 30 );
+ if ( tokens.size() != 6 ) {
+ SG_LOG( SG_IO, SG_ALERT, "Usage: --atcsim=[no-]pedals,"
+ << "input0_config,input1_config,"
+ << "output0_config,output1_config,file.nas" );
+ delete atcsim;
return NULL;
}
-
- string device = config.substr(begin, end - begin);
- begin = end + 1;
- SG_LOG( SG_IO, SG_INFO, " device = " << device );
-
- // baud
- string baud = config.substr(begin);
- SG_LOG( SG_IO, SG_INFO, " baud = " << baud );
-
- SGSerial *ch = new SGSerial( device, baud );
- io->set_io_channel( ch );
- } else if ( medium == "file" ) {
- // file name
- string file = config.substr(begin);
- SG_LOG( SG_IO, SG_INFO, " file name = " << file );
-
- SGFile *ch = new SGFile( file );
- io->set_io_channel( ch );
- } else if ( medium == "socket" ) {
- // hostname
- end = config.find(",", begin);
- if ( end == string::npos ) {
- return NULL;
+ if ( tokens[1] == "no-pedals" ) {
+ fgSetBool( "/input/atcsim/ignore-pedal-controls", true );
+ } else {
+ fgSetBool( "/input/atcsim/ignore-pedal-controls", false );
+ }
+ atcsim->set_path_names(tokens[2], tokens[3], tokens[4], tokens[5]);
+ return atcsim;
+ } else if ( protocol == "atlas" ) {
+ FGAtlas *atlas = new FGAtlas;
+ io = atlas;
+ } else if ( protocol == "opengc" ) {
+ // char wait;
+ // printf("Parsed opengc\n"); cin >> wait;
+ FGOpenGC *opengc = new FGOpenGC;
+ io = opengc;
+ } else if ( protocol == "AV400" ) {
+ FGAV400 *av400 = new FGAV400;
+ io = av400;
+ } else if ( protocol == "AV400Sim" ) {
+ FGAV400Sim *av400sim = new FGAV400Sim;
+ io = av400sim;
+ } else if ( protocol == "garmin" ) {
+ FGGarmin *garmin = new FGGarmin;
+ io = garmin;
+ } else if ( protocol == "httpd" ) {
+ // determine port
+ string port = tokens[1];
+ return new FGHttpd( atoi(port.c_str()) );
+#ifdef FG_JPEG_SERVER
+ } else if ( protocol == "jpg-httpd" ) {
+ // determine port
+ string port = tokens[1];
+ return new FGJpegHttpd( atoi(port.c_str()) );
+#endif
+ } else if ( protocol == "joyclient" ) {
+ FGJoyClient *joyclient = new FGJoyClient;
+ io = joyclient;
+ } else if ( protocol == "jsclient" ) {
+ FGJsClient *jsclient = new FGJsClient;
+ io = jsclient;
+ } else if ( protocol == "native" ) {
+ FGNative *native = new FGNative;
+ io = native;
+ } else if ( protocol == "native-ctrls" ) {
+ FGNativeCtrls *native_ctrls = new FGNativeCtrls;
+ io = native_ctrls;
+ } else if ( protocol == "native-fdm" ) {
+ FGNativeFDM *native_fdm = new FGNativeFDM;
+ io = native_fdm;
+ } else if ( protocol == "native-gui" ) {
+ FGNativeGUI *net_gui = new FGNativeGUI;
+ io = net_gui;
+ } else if ( protocol == "nmea" ) {
+ FGNMEA *nmea = new FGNMEA;
+ io = nmea;
+ } else if ( protocol == "props" || protocol == "telnet" ) {
+ io = new FGProps( tokens );
+ return io;
+ } else if ( protocol == "pve" ) {
+ FGPVE *pve = new FGPVE;
+ io = pve;
+ } else if ( protocol == "ray" ) {
+ FGRAY *ray = new FGRAY;
+ io = ray;
+ } else if ( protocol == "rul" ) {
+ FGRUL *rul = new FGRUL;
+ io = rul;
+ } else if ( protocol == "generic" ) {
+ size_t configToken;
+ if (tokens[1] == "socket") {
+ configToken = 7;
+ } else if (tokens[1] == "file") {
+ configToken = 5;
+ } else {
+ configToken = 6;
}
-
- string hostname = config.substr(begin, end - begin);
- begin = end + 1;
- SG_LOG( SG_IO, SG_INFO, " hostname = " << hostname );
- // port string
- end = config.find(",", begin);
- if ( end == string::npos ) {
+ if (configToken >= tokens.size()) {
+ SG_LOG( SG_IO, SG_ALERT, "Not enough tokens passed for the generic protocol.");
return NULL;
}
-
- string port = config.substr(begin, end - begin);
- begin = end + 1;
- SG_LOG( SG_IO, SG_INFO, " port string = " << port );
-
- // socket style
- string style_str = config.substr(begin);
- SG_LOG( SG_IO, SG_INFO, " style string = " << style_str );
-
- SGSocket *ch = new SGSocket( hostname, port, style_str );
- io->set_io_channel( ch );
+
+ FGGeneric *generic = new FGGeneric( tokens );
+ io = generic;
+ } else if ( protocol == "multiplay" ) {
+ if ( tokens.size() != 5 ) {
+ SG_LOG( SG_IO, SG_ALERT, "Ignoring invalid --multiplay option "
+ "(4 arguments expected: --multiplay=dir,hz,hostname,port)" );
+ return NULL;
+ }
+ string dir = tokens[1];
+ string rate = tokens[2];
+ string host = tokens[3];
+ string port = tokens[4];
+ return new FGMultiplay(dir, atoi(rate.c_str()), host, atoi(port.c_str()));
+#ifdef FG_HAVE_HLA
+ } else if ( protocol == "hla" ) {
+ return new FGHLA(tokens);
+#endif
+ } else {
+ return NULL;
+ }
+ }
+ catch (FGProtocolConfigError& err)
+ {
+ SG_LOG( SG_IO, SG_ALERT, "Port configuration error: " << err.what() );
+ delete io;
+ return 0;
+ }
+
+ if (tokens.size() < 3) {
+ SG_LOG( SG_IO, SG_ALERT, "Incompatible number of network arguments.");
+ return NULL;
+ }
+ string medium = tokens[1];
+ SG_LOG( SG_IO, SG_INFO, " medium = " << medium );
+
+ string direction = tokens[2];
+ io->set_direction( direction );
+ SG_LOG( SG_IO, SG_INFO, " direction = " << direction );
+
+ string hertz_str = tokens[3];
+ double hertz = atof( hertz_str.c_str() );
+ io->set_hz( hertz );
+ SG_LOG( SG_IO, SG_INFO, " hertz = " << hertz );
+
+ if ( medium == "serial" ) {
+ if ( tokens.size() < 5) {
+ SG_LOG( SG_IO, SG_ALERT, "Incompatible number of arguments for serial communications.");
+ return NULL;
+ }
+ // device name
+ string device = tokens[4];
+ SG_LOG( SG_IO, SG_INFO, " device = " << device );
+
+ // baud
+ string baud = tokens[5];
+ SG_LOG( SG_IO, SG_INFO, " baud = " << baud );
+
+
+ SGSerial *ch = new SGSerial( device, baud );
+ io->set_io_channel( ch );
+ } else if ( medium == "file" ) {
+ // file name
+ if ( tokens.size() < 4) {
+ SG_LOG( SG_IO, SG_ALERT, "Incompatible number of arguments for file I/O.");
+ return NULL;
+ }
+
+ string file = tokens[4];
+ SG_LOG( SG_IO, SG_INFO, " file name = " << file );
+ int repeat = 1;
+ if (tokens.size() >= 7 && tokens[6] == "repeat") {
+ if (tokens.size() >= 8) {
+ repeat = atoi(tokens[7].c_str());
+ FGGeneric* generic = dynamic_cast<FGGeneric*>(io);
+ if (generic)
+ generic->setExitOnError(true);
+ } else {
+ repeat = -1;
+ }
}
+ SGFile *ch = new SGFile( file, repeat );
+ io->set_io_channel( ch );
+ } else if ( medium == "socket" ) {
+ if ( tokens.size() < 6) {
+ SG_LOG( SG_IO, SG_ALERT, "Incompatible number of arguments for socket communications.");
+ return NULL;
+ }
+ string hostname = tokens[4];
+ string port = tokens[5];
+ string style = tokens[6];
+
+ SG_LOG( SG_IO, SG_INFO, " hostname = " << hostname );
+ SG_LOG( SG_IO, SG_INFO, " port = " << port );
+ SG_LOG( SG_IO, SG_INFO, " style = " << style );
+
+ io->set_io_channel( new SGSocket( hostname, port, style ) );
}
return io;
// step through the port config streams (from fgOPTIONS) and setup
// serial port channels for each
-void fgIOInit() {
- // SG_LOG( SG_IO, SG_INFO, "I/O Channel initialization, " <<
+void
+FGIO::init()
+{
+ // SG_LOG( SG_IO, SG_INFO, "I/O Channel initialization, " <<
// globals->get_channel_options_list()->size() << " requests." );
+ _realDeltaTime = fgGetNode("/sim/time/delta-realtime-sec");
+
FGProtocol *p;
- string_list *channel_options_list = globals->get_channel_options_list();
// we could almost do this in a single step except pushing a valid
// port onto the port list copies the structure and destroys the
// parse the configuration strings and store the results in the
// appropriate FGIOChannel structures
- for ( int i = 0; i < (int)channel_options_list->size(); ++i ) {
- p = parse_port_config( (*channel_options_list)[i] );
+ string_list::iterator i = globals->get_channel_options_list()->begin();
+ string_list::iterator end = globals->get_channel_options_list()->end();
+ for (; i != end; ++i )
+ {
+ p = parse_port_config( *i );
if ( p != NULL ) {
p->open();
- global_io_list.push_back( p );
+ io_channels.push_back( p );
if ( !p->is_enabled() ) {
SG_LOG( SG_IO, SG_ALERT, "I/O Channel config failed." );
exit(-1);
}
}
+void
+FGIO::reinit()
+{
+}
+
+// process any IO channel work
+void
+FGIO::update( double /* delta_time_sec */ )
+{
+ // use wall-clock, not simulation, delta time, so that network
+ // protocols update when the simulation is paused
+ // see http://code.google.com/p/flightgear-bugs/issues/detail?id=125
+ double delta_time_sec = _realDeltaTime->getDoubleValue();
+
+ ProtocolVec::iterator i = io_channels.begin();
+ ProtocolVec::iterator end = io_channels.end();
+ for (; i != end; ++i ) {
+ FGProtocol* p = *i;
+ if (!p->is_enabled()) {
+ continue;
+ }
+
+ p->dec_count_down( delta_time_sec );
+ double dt = 1 / p->get_hz();
+ if ( p->get_count_down() < 0.33 * dt ) {
+ p->process();
+ p->inc_count();
+ while ( p->get_count_down() < 0.33 * dt ) {
+ p->inc_count_down( dt );
+ }
+ } // of channel processing
+ } // of io_channels iteration
+}
-// process any serial port work
-void fgIOProcess() {
+void
+FGIO::shutdown()
+{
FGProtocol *p;
- // cout << "processing I/O channels" << endl;
-
- static int inited = 0;
- int interval;
- static SGTimeStamp last;
- SGTimeStamp current;
-
- if ( ! inited ) {
- inited = 1;
- last.stamp();
- interval = 0;
- } else {
- current.stamp();
- interval = current - last;
- last = current;
+ ProtocolVec::iterator i = io_channels.begin();
+ ProtocolVec::iterator end = io_channels.end();
+ for (; i != end; ++i )
+ {
+ p = *i;
+ if ( p->is_enabled() ) {
+ p->close();
+ }
+
+ delete p;
}
- for ( int i = 0; i < (int)global_io_list.size(); ++i ) {
- // cout << " channel = " << i << endl;
- p = global_io_list[i];
-
- if ( p->is_enabled() ) {
- p->dec_count_down( interval );
- while ( p->get_count_down() < 0 ) {
- p->process();
- p->dec_count_down( -1000000.0 / p->get_hz() );
- }
- }
- }
+ io_channels.clear();
}
+void
+FGIO::bind()
+{
+}
-// shutdown all I/O connections
-void fgIOShutdownAll() {
- FGProtocol *p;
-
- // cout << "processing I/O channels" << endl;
-
- for ( int i = 0; i < (int)global_io_list.size(); ++i ) {
- // cout << " channel = " << i << endl;
- p = global_io_list[i];
-
- if ( p->is_enabled() ) {
- p->close();
- }
- }
+void
+FGIO::unbind()
+{
}
+