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   1 /*
   2  * Copyright © 2011 Keith Packard <keithp@keithp.com>
   3  *
   4  * This program is free software; you can redistribute it and/or modify
   5  * it under the terms of the GNU General Public License as published by
   6  * the Free Software Foundation; version 2 of the License.
   7  *
   8  * This program is distributed in the hope that it will be useful, but
   9  * WITHOUT ANY WARRANTY; without even the implied warranty of
  10  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  11  * General Public License for more details.
  12  *
  13  * You should have received a copy of the GNU General Public License along
  14  * with this program; if not, write to the Free Software Foundation, Inc.,
  15  * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
  16  */
  17
  18 package altosui;
  19
  20 import java.awt.*;
  21 import java.awt.event.*;
  22 import javax.swing.*;
  23 import javax.swing.filechooser.FileNameExtensionFilter;
  24 import javax.swing.table.*;
  25 import java.io.*;
  26 import java.util.*;
  27 import java.text.*;
  28 import java.util.prefs.*;
  29 import java.util.concurrent.*;
  30
  31 import libaltosJNI.*;
  32
  33 /*
  34  * Temporary structure to hold the list of stored flights;
  35  * each of these will be queried in turn to generate more
  36  * complete information
  37  */
  38
  39 class AltosEepromFlight {
  40         int     flight;
  41         int     start;
  42         int     end;
  43
  44         public AltosEepromFlight(int in_flight, int in_start, int in_end) {
  45                 flight = in_flight;
  46                 start = in_start;
  47                 end = in_end;
  48         }
  49 }
  50
  51 /*
  52  * Construct a list of flights available in a connected device
  53  */
  54
  55 public class AltosEepromList extends ArrayList<AltosEepromLog> {
  56         AltosConfigData config_data;
  57
  58         public AltosEepromList (AltosSerial serial_line, boolean remote)
  59                 throws IOException, InterruptedException, TimeoutException
  60         {
  61                 try {
  62                         if (remote)
  63                                 serial_line.start_remote();
  64                         config_data = new AltosConfigData (serial_line);
  65                         if (config_data.serial == 0)
  66                                 throw new IOException("no serial number found");
  67
  68                         ArrayList<AltosEepromFlight> flights = new ArrayList<AltosEepromFlight>();
  69
  70                         if (config_data.flight_log_max != 0 || config_data.log_format != 0) {
  71
  72                                 /* Devices with newer firmware will support the 'l'
  73                                  * command which will list the region of storage
  74                                  * occupied by each available flight
  75                                  */
  76                                 serial_line.printf("l\n");
  77                                 for (;;) {
  78                                         String line = serial_line.get_reply(5000);
  79                                         if (line == null)
  80                                                 throw new TimeoutException();
  81                                         if (line.contains("done"))
  82                                                 break;
  83                                         if (line.contains("Syntax"))
  84                                                 continue;
  85                                         String[] tokens = line.split("\\s+");
  86                                         if (tokens.length < 6)
  87                                                 break;
  88
  89                                         int     flight = -1, start = -1, end = -1;
  90                                         try {
  91                                                 if (tokens[0].equals("flight"))
  92                                                         flight = AltosParse.parse_int(tokens[1]);
  93                                                 if (tokens[2].equals("start"))
  94                                                         start = AltosParse.parse_hex(tokens[3]);
  95                                                 if (tokens[4].equals("end"))
  96                                                         end = AltosParse.parse_hex(tokens[5]);
  97                                                 if (flight > 0 && start >= 0 && end > 0)
  98                                                         flights.add(new AltosEepromFlight(flight, start, end));
  99                                         } catch (ParseException pe) { System.out.printf("Parse error %s\n", pe.toString()); }
 100                                 }
 101                         } else {
 102
 103                                 /* Older devices will hold only a single
 104                                  * flight. This also assumes that any older
 105                                  * device will have a 1MB flash device
 106                                  */
 107                                 flights.add(new AltosEepromFlight(0, 0, 0xfff));
 108                         }
 109
 110                         /* With the list of flights collected, collect more complete
 111                          * information on them by reading the first block or two of
 112                          * data. This will add GPS coordinates and a date. For older
 113                          * firmware, this will also extract the flight number.
 114                          */
 115                         for (AltosEepromFlight flight : flights) {
 116                                 add(new AltosEepromLog(config_data, serial_line,
 117                                                        flight.flight, flight.start, flight.end));
 118                         }
 119                 } finally {
 120                         if (remote)
 121                                 serial_line.stop_remote();
 122                         serial_line.flush_output();
 123                 }
 124         }
 125 }