X-Git-Url: https://git.mxchange.org/?a=blobdiff_plain;f=src%2FMain%2Ffg_io.cxx;h=cd66cf0c6447a7b689067f5446cc57a286c4f13e;hb=6d158e886ca230c8a3cea8197229129a8b0660da;hp=c3859db6e754f8e9ab55602416c0b192a5fb3df7;hpb=4c0a3b3db43f5be847129b77d71f35036c452ad1;p=flightgear.git

diff --git a/src/Main/fg_io.cxx b/src/Main/fg_io.cxx
index c3859db6e..cd66cf0c6 100644
--- a/src/Main/fg_io.cxx
+++ b/src/Main/fg_io.cxx
@@ -2,7 +2,7 @@
 //
 // 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
@@ -16,165 +16,327 @@
 //
 // 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 STL_STRING
+#include <cstdlib>             // atoi()
+
+#include <string>
+#include <algorithm>
 
 #include <simgear/debug/logstream.hxx>
 #include <simgear/io/iochannel.hxx>
 #include <simgear/io/sg_file.hxx>
 #include <simgear/io/sg_serial.hxx>
 #include <simgear/io/sg_socket.hxx>
-
-#include <simgear/math/fg_types.hxx>
-
-#include <Main/options.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/native.hxx>
+#include <Network/ATC-Main.hxx>
+#include <Network/atlas.hxx>
+#include <Network/AV400.hxx>
+#include <Network/AV400Sim.hxx>
+#include <Network/AV400WSim.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/joyclient.hxx>
+#include <Network/generic.hxx>
 
-#include <Time/timestamp.hxx>
+#ifdef FG_HAVE_HLA
+#include <Network/HLA/hla.hxx>
+#endif
 
-FG_USING_STD(string);
+#include "globals.hxx"
+#include "fg_io.hxx"
 
+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 )
+
+FGIO::~FGIO()
 {
-    string::size_type begin, end;
 
-    begin = 0;
+}
 
-    FG_LOG( FG_IO, FG_INFO, "Parse I/O channel request: " << config );
 
-    // determine protocol
-    end = config.find(",", begin);
-    if ( end == string::npos ) {
-	return NULL;		// dummy
-    }
-    
-    string protocol = config.substr(begin, end - begin);
-    begin = end + 1;
-    FG_LOG( FG_IO, FG_INFO, "  protocol = " << protocol );
-
-    FGProtocol *io;
-    if ( protocol == "native" ) {
-	FGNative *native = new FGNative;
-	io = native;
-    } else if ( protocol == "garmin" ) {
-	FGGarmin *garmin = new FGGarmin;
-	io = garmin;
-    } else if ( protocol == "nmea" ) {
-	FGNMEA *nmea = new FGNMEA;
-	io = nmea;
-    } 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 == "joyclient" ) {
-	FGJoyClient *joyclient = new FGJoyClient;
-	io = joyclient;
-    } else {
-	return NULL;
+// 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 );
+
+    string_list tokens = simgear::strutils::split( config, "," );
+    if (tokens.empty())
+    {
+        SG_LOG( SG_IO, SG_ALERT,
+                "Port configuration error: empty config string" );
+        return NULL;
     }
 
-    // determine medium
-    end = config.find(",", begin);
-    if ( end == string::npos ) {
-	return NULL;		// dummy
+    string protocol = tokens[0];
+    SG_LOG( SG_IO, SG_INFO, "  protocol = " << protocol );
+
+    FGProtocol *io = NULL;
+
+    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;
+            }
+            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" ) {
+            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 == "AV400WSimA" ) {
+            FGAV400WSimA *av400wsima = new FGAV400WSimA;
+            io = av400wsima;
+        } else if ( protocol == "AV400WSimB" ) {
+            FGAV400WSimB *av400wsimb = new FGAV400WSimB;
+            io = av400wsimb;
+        } 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" ) {
+            FGGeneric *generic = new FGGeneric( tokens );
+            if (!generic->getInitOk())
+            {
+                // failed to initialize (i.e. invalid configuration)
+                delete generic;
+                return NULL;
+            }
+            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];
+            int rate = atoi(tokens[2].c_str());
+            string host = tokens[3];
+
+            short port = atoi(tokens[4].c_str());
+
+            // multiplay used to be handled by an FGProtocol, but no longer. This code
+            // retains compatibility with existing command-line syntax
+            fgSetInt("/sim/multiplay/tx-rate-hz", rate);
+            if (dir == "in") {
+                fgSetInt("/sim/multiplay/rxport", port);
+                fgSetString("/sim/multiplay/rxhost", host.c_str());
+            } else if (dir == "out") {
+                fgSetInt("/sim/multiplay/txport", port);
+                fgSetString("/sim/multiplay/txhost", host.c_str());
+            }
+
+            return NULL;
+        }
+#ifdef FG_HAVE_HLA
+        else if ( protocol == "hla" ) {
+            return new FGHLA(tokens);
+        }
+        else if ( protocol == "hla-local" ) {
+            // This is just about to bring up some defaults
+            if (tokens.size() != 2) {
+                SG_LOG( SG_IO, SG_ALERT, "Ignoring invalid --hla-local option "
+                        "(one argument expected: --hla-local=<federationname>" );
+                return NULL;
+            }
+            tokens.insert(tokens.begin(), "");
+            tokens.insert(tokens.begin(), "60");
+            tokens.insert(tokens.begin(), "bi");
+            tokens.push_back("fg-local.xml");
+            return new FGHLA(tokens);
+        }
+#endif
+        else {
+            return NULL;
+        }
     }
-    
-    string medium = config.substr(begin, end - begin);
-    begin = end + 1;
-    FG_LOG( FG_IO, FG_INFO, "  medium = " << medium );
-
-    // determine direction
-    end = config.find(",", begin);
-    if ( end == string::npos ) {
-	return NULL;		// dummy
+    catch (FGProtocolConfigError& err)
+    {
+        SG_LOG( SG_IO, SG_ALERT, "Port configuration error: " << err.what() );
+        delete io;
+        return NULL;
     }
-    
-    string direction = config.substr(begin, end - begin);
-    begin = end + 1;
-    io->set_direction( direction );
-    FG_LOG( FG_IO, FG_INFO, "  direction = " << direction );
 
-    // determine hertz
-    end = config.find(",", begin);
-    if ( end == string::npos ) {
-	return NULL;		// dummy
+    if (tokens.size() < 3) {
+        SG_LOG( SG_IO, SG_ALERT, "Incompatible number of network arguments.");
+        delete io;
+        return NULL;
     }
-    
-    string hertz_str = config.substr(begin, end - begin);
-    begin = end + 1;
+    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 );
-    FG_LOG( FG_IO, FG_INFO, "  hertz = " << hertz );
+    SG_LOG( SG_IO, SG_INFO, "  hertz = " << hertz );
 
     if ( medium == "serial" ) {
-	SGSerial *ch = new SGSerial;
-	io->set_io_channel( ch );
-
-	// device name
-	end = config.find(",", begin);
-	if ( end == string::npos ) {
-	    return NULL;
-	}
-    
-	ch->set_device( config.substr(begin, end - begin) );
-	begin = end + 1;
-	FG_LOG( FG_IO, FG_INFO, "  device = " << ch->get_device() );
-
-	// baud
-	ch->set_baud( config.substr(begin) );
-	FG_LOG( FG_IO, FG_INFO, "  baud = " << ch->get_baud() );
-
-	io->set_io_channel( ch );
+        if ( tokens.size() < 5) {
+            SG_LOG( SG_IO, SG_ALERT, "Incompatible number of arguments for serial communications.");
+            delete io;
+            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 );
+
+        if ( protocol == "AV400WSimB" ) {
+            if ( tokens.size() < 7 ) {
+                SG_LOG( SG_IO, SG_ALERT, "Missing second hz for AV400WSimB.");
+                delete io;
+                return NULL;
+            }
+            FGAV400WSimB *fgavb = static_cast<FGAV400WSimB*>(io);
+            string hz2_str = tokens[6];
+            double hz2 = atof(hz2_str.c_str());
+            fgavb->set_hz2(hz2);
+        }
     } else if ( medium == "file" ) {
-	SGFile *ch = new SGFile;
-	io->set_io_channel( ch );
-
-	// file name
-	ch->set_file_name( config.substr(begin) );
-	FG_LOG( FG_IO, FG_INFO, "  file name = " << ch->get_file_name() );
+        // file name
+        if ( tokens.size() < 4) {
+            SG_LOG( SG_IO, SG_ALERT, "Incompatible number of arguments for file I/O.");
+            delete io;
+            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" ) {
-	SGSocket *ch = new SGSocket;
-	io->set_io_channel( ch );
-
-	// hostname
-	end = config.find(",", begin);
-	if ( end == string::npos ) {
-	    return NULL;
-	}
-    
-	ch->set_hostname( config.substr(begin, end - begin) );
-	begin = end + 1;
-	FG_LOG( FG_IO, FG_INFO, "  hostname = " << ch->get_hostname() );
-
-	// port
-	ch->set_port_str( config.substr(begin) );
-	FG_LOG( FG_IO, FG_INFO, "  port string = " << ch->get_port_str() );
-
+        if ( tokens.size() < 6) {
+            SG_LOG( SG_IO, SG_ALERT, "Incompatible number of arguments for socket communications.");
+            delete io;
+            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;
@@ -183,63 +345,104 @@ static FGProtocol *parse_port_config( const string& config )
 
 // step through the port config streams (from fgOPTIONS) and setup
 // serial port channels for each
-void fgIOInit() {
-    FGProtocol *p;
-    string_list channel_options_list = 
-	current_options.get_channel_options_list();
+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");
 
     // we could almost do this in a single step except pushing a valid
     // port onto the port list copies the structure and destroys the
     // original, which closes the port and frees up the fd ... doh!!!
 
-    // 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] );
-	if ( p != NULL ) {
-	    p->open();
-	    global_io_list.push_back( p );
-	    if ( !p->is_enabled() ) {
-		FG_LOG( FG_IO, FG_INFO, "I/O Channel config failed." );
-	    }
-	} else {
-	    FG_LOG( FG_IO, FG_INFO, "I/O Channel parse failed." );
-	}
-    }
+    string_list::iterator i = globals->get_channel_options_list()->begin();
+    string_list::iterator end = globals->get_channel_options_list()->end();
+    for (; i != end; ++i ) {
+        add_channel( *i );
+    } // of channel options iteration
 }
 
+// add another I/O channel
+void FGIO::add_channel(const string& config)
+{
+    // parse the configuration string and store the results in the
+    // appropriate FGIOChannel structure
+    FGProtocol *p = parse_port_config( config );
+    if (!p)
+    {
+        return;
+    }
 
-// process any serial port work
-void fgIOProcess() {
-    FGProtocol *p;
+    p->open();
+    if ( !p->is_enabled() ) {
+        SG_LOG( SG_IO, SG_ALERT, "I/O Channel config failed." );
+        delete p;
+        return;
+    }
 
-    // cout << "processing I/O channels" << endl;
+    io_channels.push_back( p );
+}
 
-    static int inited = 0;
-    int interval;
-    static FGTimeStamp last;
-    FGTimeStamp current;
+void
+FGIO::reinit()
+{
+}
 
-    if ( ! inited ) {
-	inited = 1;
-	last.stamp();
-	interval = 0;
-    } else {
-        current.stamp();
-	interval = current - last;
-	last = current;
-    }
+// 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
+}
 
-    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() );
-	    }
-	}
+void
+FGIO::shutdown()
+{
+    ProtocolVec::iterator i = io_channels.begin();
+    ProtocolVec::iterator end = io_channels.end();
+    for (; i != end; ++i )
+    {
+        FGProtocol *p = *i;
+        if ( p->is_enabled() ) {
+            p->close();
+        }
+
+        delete p;
     }
+
+    io_channels.clear();
+}
+
+void
+FGIO::bind()
+{
+}
+
+void
+FGIO::unbind()
+{
 }