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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 import org.altusmetrum.AltosLib.*;
  31
  32 import libaltosJNI.*;
  33
  34 /*
  35  * Extract a bit of information from an eeprom-stored flight log.
  36  */
  37
  38 public class AltosEepromLog {
  39         int             serial;
  40         boolean         has_flight;
  41         int             flight;
  42         int             start_block;
  43         int             end_block;
  44
  45         int             year, month, day;
  46
  47         boolean         download;
  48         boolean         delete;
  49
  50         public AltosEepromLog(AltosConfigData config_data,
  51                               AltosSerial serial_line,
  52                               int in_flight, int in_start_block,
  53                               int in_end_block)
  54                 throws InterruptedException, TimeoutException {
  55
  56                 int             block;
  57                 boolean         has_date = false;
  58
  59                 flight = in_flight;
  60                 if (flight != 0)
  61                         has_flight = true;
  62                 start_block = in_start_block;
  63                 end_block = in_end_block;
  64                 serial = config_data.serial;
  65
  66                 /*
  67                  * By default, request that every log be downloaded but not deleted
  68                  */
  69                 download = true;
  70                 delete = false;
  71
  72                 /*
  73                  * Look in TeleMetrum log data for date
  74                  */
  75                 if (config_data.log_format == Altos.AO_LOG_FORMAT_UNKNOWN ||
  76                     config_data.log_format == Altos.AO_LOG_FORMAT_FULL)
  77                 {
  78                         /*
  79                          * Only look in the first two blocks so that this
  80                          * process doesn't take a long time
  81                          */
  82                         if (in_end_block > in_start_block + 2)
  83                                 in_end_block = in_start_block + 2;
  84
  85                         for (block = in_start_block; block < in_end_block; block++) {
  86                                 AltosEepromChunk eechunk = new AltosEepromChunk(serial_line, block, block == in_start_block);
  87
  88                                 for (int i = 0; i < eechunk.chunk_size; i += AltosEepromRecord.record_length) {
  89                                         try {
  90                                                 AltosEepromRecord r = new AltosEepromRecord(eechunk, i);
  91
  92                                                 if (r.cmd == Altos.AO_LOG_FLIGHT) {
  93                                                         flight = r.b;
  94                                                         has_flight = true;
  95                                                 }
  96                                                 if (r.cmd == Altos.AO_LOG_GPS_DATE) {
  97                                                         year = 2000 + (r.a & 0xff);
  98                                                         month = (r.a >> 8) & 0xff;
  99                                                         day = (r.b & 0xff);
 100                                                         has_date = true;
 101                                                 }
 102                                         } catch (ParseException pe) {
 103                                         }
 104                                 }
 105                                 if (has_date && has_flight)
 106                                         break;
 107                         }
 108                 }
 109         }
 110 }