git.gag.com Git - fw/altos/blob - altosui/altoslib/src/org/altusmetrum/AltosLib/AltosConfigData.java

   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.io.*;
  21 import java.util.*;
  22 import java.text.*;
  23 import java.util.prefs.*;
  24 import java.util.concurrent.*;
  25 import org.altusmetrum.AltosLib.*;
  26
  27 public class AltosConfigData implements Iterable<String> {
  28
  29         /* Version information */
  30         String  manufacturer;
  31         String  product;
  32         String  version;
  33         int     log_format;
  34         int     serial;
  35
  36         /* Strings returned */
  37         LinkedList<String>      lines;
  38
  39         /* Config information */
  40         int     config_major;
  41         int     config_minor;
  42         int     main_deploy;
  43         int     apogee_delay;
  44         int     radio_channel;
  45         int     radio_setting;
  46         String  callsign;
  47         int     accel_cal_plus, accel_cal_minus;
  48         int     radio_calibration;
  49         int     flight_log_max;
  50         int     ignite_mode;
  51         int     stored_flight;
  52         int     storage_size;
  53         int     storage_erase_unit;
  54
  55         static String get_string(String line, String label) throws  ParseException {
  56                 if (line.startsWith(label)) {
  57                         String  quoted = line.substring(label.length()).trim();
  58
  59                         if (quoted.startsWith("\""))
  60                                 quoted = quoted.substring(1);
  61                         if (quoted.endsWith("\""))
  62                                 quoted = quoted.substring(0,quoted.length()-1);
  63                         return quoted;
  64                 }
  65                 throw new ParseException("mismatch", 0);
  66         }
  67
  68         static int get_int(String line, String label) throws NumberFormatException, ParseException {
  69                 if (line.startsWith(label)) {
  70                         String tail = line.substring(label.length()).trim();
  71                         String[] tokens = tail.split("\\s+");
  72                         if (tokens.length > 0)
  73                                 return  Integer.parseInt(tokens[0]);
  74                 }
  75                 throw new ParseException("mismatch", 0);
  76         }
  77
  78         public Iterator<String> iterator() {
  79                 return lines.iterator();
  80         }
  81
  82         public int log_available() {
  83                 switch (log_format) {
  84                 case Altos.AO_LOG_FORMAT_TINY:
  85                         if (stored_flight == 0)
  86                                 return 1;
  87                         return 0;
  88                 default:
  89                         if (flight_log_max <= 0)
  90                                 return 1;
  91                         int     log_space = storage_size - storage_erase_unit;
  92                         int     log_used = stored_flight * flight_log_max;
  93
  94                         if (log_used >= log_space)
  95                                 return 0;
  96                         return (log_space - log_used) / flight_log_max;
  97                 }
  98         }
  99
 100         public AltosConfigData(AltosLink link) throws InterruptedException, TimeoutException {
 101                 link.printf("c s\nf\nl\nv\n");
 102                 lines = new LinkedList<String>();
 103                 radio_setting = 0;
 104                 stored_flight = 0;
 105                 for (;;) {
 106                         String line = link.get_reply();
 107                         if (line == null)
 108                                 throw new TimeoutException();
 109                         if (line.contains("Syntax error"))
 110                                 continue;
 111                         lines.add(line);
 112                         try { serial = get_int(line, "serial-number"); } catch (Exception e) {}
 113                         try { log_format = get_int(line, "log-format"); } catch (Exception e) {}
 114                         try { main_deploy = get_int(line, "Main deploy:"); } catch (Exception e) {}
 115                         try { apogee_delay = get_int(line, "Apogee delay:"); } catch (Exception e) {}
 116                         try { radio_channel = get_int(line, "Radio channel:"); } catch (Exception e) {}
 117                         try { radio_setting = get_int(line, "Radio setting:"); } catch (Exception e) {}
 118                         try {
 119                                 if (line.startsWith("Accel cal")) {
 120                                         String[] bits = line.split("\\s+");
 121                                         if (bits.length >= 6) {
 122                                                 accel_cal_plus = Integer.parseInt(bits[3]);
 123                                                 accel_cal_minus = Integer.parseInt(bits[5]);
 124                                         }
 125                                 }
 126                         } catch (Exception e) {}
 127                         try { radio_calibration = get_int(line, "Radio cal:"); } catch (Exception e) {}
 128                         try { flight_log_max = get_int(line, "Max flight log:"); } catch (Exception e) {}
 129                         try { ignite_mode = get_int(line, "Ignite mode:"); } catch (Exception e) {}
 130                         try { callsign = get_string(line, "Callsign:"); } catch (Exception e) {}
 131                         try { version = get_string(line,"software-version"); } catch (Exception e) {}
 132                         try { product = get_string(line,"product"); } catch (Exception e) {}
 133
 134                         try { get_int(line, "flight"); stored_flight++; }  catch (Exception e) {}
 135                         try { storage_size = get_int(line, "Storage size:"); } catch (Exception e) {}
 136                         try { storage_erase_unit = get_int(line, "Storage erase unit"); } catch (Exception e) {}
 137
 138                         /* signals the end of the version info */
 139                         if (line.startsWith("software-version"))
 140                                 break;
 141                 }
 142         }
 143
 144 }